зеркало из https://github.com/mozilla/pjs.git
3308 строки
97 KiB
C++
3308 строки
97 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Blake Ross <blakeross@telocity.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsCOMPtr.h"
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#include "nsTextControlFrame.h"
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#include "nsIDocument.h"
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#include "nsIDOMNSHTMLTextAreaElement.h"
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#include "nsIDOMNSHTMLInputElement.h"
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#include "nsIFormControl.h"
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#include "nsIServiceManager.h"
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#include "nsIFrameSelection.h"
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#include "nsIPlaintextEditor.h"
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#include "nsEditorCID.h"
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#include "nsLayoutCID.h"
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#include "nsFormControlHelper.h"
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#include "nsIDocumentEncoder.h"
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#include "nsICaret.h"
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#include "nsISelectionListener.h"
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#include "nsISelectionPrivate.h"
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#include "nsIController.h"
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#include "nsIControllers.h"
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#include "nsIControllerContext.h"
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#include "nsIElementFactory.h"
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#include "nsIHTMLContent.h"
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#include "nsIEditorIMESupport.h"
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#include "nsIEditorObserver.h"
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#include "nsIDOMHTMLTextAreaElement.h"
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#include "nsINameSpaceManager.h"
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#include "nsINodeInfo.h"
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#include "nsIScrollableView.h"
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#include "nsIScrollableFrame.h" //to turn off scroll bars
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#include "nsFormControlFrame.h" //for registering accesskeys
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#include "nsIDeviceContext.h" // to measure fonts
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#include "nsIPresState.h" //for saving state
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#include "nsIContent.h"
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#include "nsIAtom.h"
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#include "nsIPresContext.h"
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#ifdef USE_QI_IN_SUPPRESS_EVENT_HANDLERS
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#include "nsIPrintContext.h"
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#include "nsIPrintPreviewContext.h"
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#endif // USE_QI_IN_SUPPRESS_EVENT_HANDLERS
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#include "nsHTMLAtoms.h"
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#include "nsIComponentManager.h"
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#include "nsIView.h"
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#include "nsIDOMHTMLInputElement.h"
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#include "nsISupportsArray.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMDocument.h"
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#include "nsIPresShell.h"
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#include "nsIComponentManager.h"
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#include "nsBoxLayoutState.h"
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#include "nsINameSpaceManager.h"
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#include "nsLayoutAtoms.h" //getframetype
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//for keylistener for "return" check
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#include "nsIDOMKeyListener.h"
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#include "nsIDOMKeyEvent.h"
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#include "nsIPrivateDOMEvent.h"
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#include "nsIDOMEventReceiver.h"
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#include "nsIDocument.h" //observe documents to send onchangenotifications
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#include "nsIStyleSheet.h"//observe documents to send onchangenotifications
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#include "nsIStyleRule.h"//observe documents to send onchangenotifications
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#include "nsIDOMEventListener.h"//observe documents to send onchangenotifications
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#include "nsGUIEvent.h"
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#include "nsIDOMEventGroup.h"
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#include "nsIDOM3EventTarget.h"
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#include "nsIDOMNSUIEvent.h"
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#include "nsIDOMFocusListener.h" //onchange events
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#include "nsIDOMCharacterData.h" //for selection setting helper func
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#include "nsIDOMNodeList.h" //for selection setting helper func
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#include "nsIDOMRange.h" //for selection setting helper func
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#include "nsIScriptGlobalObject.h" //needed for notify selection changed to update the menus ect.
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#include "nsIDOMWindowInternal.h" //needed for notify selection changed to update the menus ect.
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#include "nsITextContent.h" //needed to create initial text control content
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#ifdef ACCESSIBILITY
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#include "nsIAccessibilityService.h"
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#endif
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#include "nsIServiceManager.h"
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#include "nsIDOMNode.h"
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#include "nsITextControlElement.h"
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#include "nsITransactionManager.h"
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#include "nsITransactionListener.h"
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#include "nsIDOMText.h" //for multiline getselection
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#ifdef IBMBIDI
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#include "nsIBidiKeyboard.h"
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#include "nsWidgetsCID.h"
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#endif // IBMBIDI
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#define DEFAULT_COLUMN_WIDTH 20
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#include "nsContentCID.h"
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static NS_DEFINE_IID(kRangeCID, NS_RANGE_CID);
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static NS_DEFINE_CID(kTextEditorCID, NS_TEXTEDITOR_CID);
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static NS_DEFINE_CID(kFrameSelectionCID, NS_FRAMESELECTION_CID);
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static const PRInt32 DEFAULT_COLS = 20;
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static const PRInt32 DEFAULT_ROWS = 1;
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static const PRInt32 DEFAULT_ROWS_TEXTAREA = 2;
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static nsresult GetElementFactoryService(nsIElementFactory **aFactory)
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{
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nsresult rv(NS_OK);
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static nsWeakPtr sElementFactory = getter_AddRefs( NS_GetWeakReference(nsCOMPtr<nsIElementFactory>(do_GetService(
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NS_ELEMENT_FACTORY_CONTRACTID_PREFIX"http://www.w3.org/1999/xhtml", &rv) )));
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if (sElementFactory)
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{
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nsCOMPtr<nsIElementFactory> fac(do_QueryReferent(sElementFactory));
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*aFactory = fac.get();
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if (!*aFactory)
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rv = NS_ERROR_FAILURE;
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NS_IF_ADDREF(*aFactory);
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}
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else
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return NS_ERROR_FAILURE;
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return rv;
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}
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class nsTextInputListener : public nsIDOMKeyListener,
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public nsISelectionListener,
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public nsIDOMFocusListener,
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public nsIEditorObserver,
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public nsITransactionListener,
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public nsSupportsWeakReference
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{
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public:
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/** the default constructor
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*/
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nsTextInputListener();
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/** the default destructor. virtual due to the possibility of derivation.
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*/
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virtual ~nsTextInputListener();
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/** SetEditor gives an address to the editor that will be accessed
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* @param aEditor the editor this listener calls for editing operations
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*/
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void SetFrame(nsTextControlFrame *aFrame){mFrame = aFrame;}
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/*interfaces for addref and release and queryinterface*/
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NS_DECL_ISUPPORTS
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/*BEGIN interfaces in to the keylister base interface. must be supplied to handle pure virtual interfaces
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see the nsIDOMKeyListener interface implementation for details
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*/
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NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
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NS_IMETHOD KeyDown(nsIDOMEvent* aKeyEvent);
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NS_IMETHOD KeyUp(nsIDOMEvent* aKeyEvent);
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NS_IMETHOD KeyPress(nsIDOMEvent* aKeyEvent);
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/*END interfaces from nsIDOMKeyListener*/
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/*BEGIN nsISelectionListener Interface*/
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NS_IMETHOD NotifySelectionChanged(nsIDOMDocument* aDoc, nsISelection* aSel, PRInt16 aReason);
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/*END nsISelectionListener*/
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/* BEGIN EditorObserver*/
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NS_IMETHOD EditAction();
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/*END EditorObserver*/
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/** nsIDOMFocusListener interfaces
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* used to propagate focus, blur, and change notifications
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* @see nsIDOMFocusListener
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*/
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NS_IMETHOD Focus(nsIDOMEvent* aEvent);
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NS_IMETHOD Blur (nsIDOMEvent* aEvent);
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/* END interfaces from nsIDOMFocusListener*/
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/** nsITransactionListener interfaces
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*/
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NS_IMETHOD WillDo(nsITransactionManager *aManager, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidDo(nsITransactionManager *aManager, nsITransaction *aTransaction, nsresult aDoResult);
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NS_IMETHOD WillUndo(nsITransactionManager *aManager, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidUndo(nsITransactionManager *aManager, nsITransaction *aTransaction, nsresult aUndoResult);
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NS_IMETHOD WillRedo(nsITransactionManager *aManager, nsITransaction *aTransaction, PRBool *aInterrupt);
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NS_IMETHOD DidRedo(nsITransactionManager *aManager, nsITransaction *aTransaction, nsresult aRedoResult);
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NS_IMETHOD WillBeginBatch(nsITransactionManager *aManager, PRBool *aInterrupt);
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NS_IMETHOD DidBeginBatch(nsITransactionManager *aManager, nsresult aResult);
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NS_IMETHOD WillEndBatch(nsITransactionManager *aManager, PRBool *aInterrupt);
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NS_IMETHOD DidEndBatch(nsITransactionManager *aManager, nsresult aResult);
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NS_IMETHOD WillMerge(nsITransactionManager *aManager, nsITransaction *aTopTransaction,
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nsITransaction *aTransactionToMerge, PRBool *aInterrupt);
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NS_IMETHOD DidMerge(nsITransactionManager *aManager, nsITransaction *aTopTransaction,
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nsITransaction *aTransactionToMerge,
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PRBool aDidMerge, nsresult aMergeResult);
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protected:
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nsresult UpdateTextInputCommands(const nsAString& commandsToUpdate);
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protected:
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nsTextControlFrame* mFrame; // weak reference
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PRPackedBool mSelectionWasCollapsed;
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PRPackedBool mKnowSelectionCollapsed;
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PRPackedBool mFirstDoOfFirstUndo;
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};
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/*
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* nsTextEditorListener implementation
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*/
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NS_IMPL_ADDREF(nsTextInputListener)
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NS_IMPL_RELEASE(nsTextInputListener)
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nsTextInputListener::nsTextInputListener()
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: mFrame(nsnull)
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, mSelectionWasCollapsed(PR_TRUE)
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, mKnowSelectionCollapsed(PR_FALSE)
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, mFirstDoOfFirstUndo(PR_TRUE)
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{
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NS_INIT_ISUPPORTS();
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}
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nsTextInputListener::~nsTextInputListener()
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{
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}
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NS_IMPL_QUERY_INTERFACE6(nsTextInputListener,
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nsIDOMKeyListener,
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nsISelectionListener,
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nsIDOMFocusListener,
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nsIEditorObserver,
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nsITransactionListener,
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nsISupportsWeakReference)
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nsresult
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nsTextInputListener::HandleEvent(nsIDOMEvent* aEvent)
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{
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return NS_OK;
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}
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// individual key handlers return NS_OK to indicate NOT consumed
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// by default, an error is returned indicating event is consumed
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// joki is fixing this interface.
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nsresult
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nsTextInputListener::KeyDown(nsIDOMEvent* aKeyEvent)
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{
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return NS_OK;
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}
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nsresult
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nsTextInputListener::KeyUp(nsIDOMEvent* aKeyEvent)
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{
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return NS_OK;
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}
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nsresult
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nsTextInputListener::KeyPress(nsIDOMEvent* aKeyEvent)
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{
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if (!mFrame)
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return NS_OK;
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nsCOMPtr<nsIDOMKeyEvent>keyEvent;
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keyEvent = do_QueryInterface(aKeyEvent);
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if (!keyEvent)
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{
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//non-key event passed to keydown. bad things.
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return NS_OK;
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}
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nsCOMPtr<nsIPrivateDOMEvent> privateEvent = do_QueryInterface(aKeyEvent);
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if(privateEvent)
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{
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PRBool dispatchStopped;
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privateEvent->IsDispatchStopped(&dispatchStopped);
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if(dispatchStopped)
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return NS_OK;
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}
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nsCOMPtr<nsIDOMNSUIEvent> nsUIEvent = do_QueryInterface(aKeyEvent);
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if(nsUIEvent)
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{
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PRBool defaultPrevented;
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nsUIEvent->GetPreventDefault(&defaultPrevented);
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if(defaultPrevented)
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return NS_OK;
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}
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mFrame->SetValueChanged(PR_TRUE);
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return NS_OK;
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}
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//END KeyListener
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//BEGIN NS_IDOMSELECTIONLISTENER
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NS_IMETHODIMP
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nsTextInputListener::NotifySelectionChanged(nsIDOMDocument* aDoc, nsISelection* aSel, PRInt16 aReason)
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{
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PRBool collapsed;
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if (!mFrame || !aDoc || !aSel || NS_FAILED(aSel->GetIsCollapsed(&collapsed)))
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return NS_OK;
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// Fire the select event
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// The specs don't exactly say when we should fire the select event.
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// IE: Whenever you add/remove a character to/from the selection. Also
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// each time for select all. Also if you get to the end of the text
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// field you will get new event for each keypress or a continuous
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// stream of events if you use the mouse. IE will fire select event
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// when the selection collapses to nothing if you are holding down
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// the shift or mouse button.
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// Mozilla: If we have non-empty selection we will fire a new event for each
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// keypress (or mouseup) if the selection changed. Mozilla will also
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// create the event each time select all is called, even if everything
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// was previously selected, becase technically select all will first collapse
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// and then extend. Mozilla will never create an event if the selection
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// collapses to nothing.
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if (!collapsed && (aReason & (nsISelectionListener::MOUSEUP_REASON |
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nsISelectionListener::KEYPRESS_REASON |
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nsISelectionListener::SELECTALL_REASON)))
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{
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nsCOMPtr<nsIContent> content;
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mFrame->GetFormContent(*getter_AddRefs(content));
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if (content)
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{
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nsCOMPtr<nsIDocument> doc;
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if (NS_SUCCEEDED(content->GetDocument(*getter_AddRefs(doc))))
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{
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if (doc)
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{
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nsCOMPtr<nsIPresShell> presShell;
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doc->GetShellAt(0, getter_AddRefs(presShell));
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if (presShell)
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{
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nsEventStatus status = nsEventStatus_eIgnore;
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nsEvent event;
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event.eventStructType = NS_EVENT;
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event.message = NS_FORM_SELECTED;
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presShell->HandleEventWithTarget(&event,mFrame,content,NS_EVENT_FLAG_INIT,&status);
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}
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}
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}
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}
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}
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// if the collapsed state did not change, don't fire notifications
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if (mKnowSelectionCollapsed && collapsed == mSelectionWasCollapsed)
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return NS_OK;
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mSelectionWasCollapsed = collapsed;
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mKnowSelectionCollapsed = PR_TRUE;
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return UpdateTextInputCommands(NS_LITERAL_STRING("select"));
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}
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//EDITOR INTERFACE
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NS_IMETHODIMP nsTextInputListener::EditAction()
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{
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return mFrame?mFrame->InternalContentChanged():NS_ERROR_NULL_POINTER;
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}
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//END NS_IDOMSELECTIONLISTENER
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//focuslistener
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nsresult
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nsTextInputListener::Focus(nsIDOMEvent* aEvent)
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{
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if (!mFrame) return NS_OK;
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nsCOMPtr<nsIEditor> editor;
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mFrame->GetEditor(getter_AddRefs(editor));
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if (editor) {
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editor->AddEditorObserver(this);
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}
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return mFrame->InitFocusedValue();
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}
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nsresult
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nsTextInputListener::Blur(nsIDOMEvent* aEvent)
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{
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if (!mFrame)
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return NS_OK;
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nsCOMPtr<nsIEditor> editor;
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mFrame->GetEditor(getter_AddRefs(editor));
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if (editor) {
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editor->RemoveEditorObserver(this);
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}
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return mFrame->CheckFireOnChange();
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}
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//END focuslistener
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NS_IMETHODIMP nsTextInputListener::WillDo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, PRBool *aInterrupt)
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{
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*aInterrupt = PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::DidDo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, nsresult aDoResult)
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{
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// we only need to update if the undo count is now 1
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PRInt32 undoCount;
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aManager->GetNumberOfUndoItems(&undoCount);
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if (undoCount == 1)
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{
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if (mFirstDoOfFirstUndo)
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UpdateTextInputCommands(NS_LITERAL_STRING("undo"));
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mFirstDoOfFirstUndo = PR_FALSE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::WillUndo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, PRBool *aInterrupt)
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{
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*aInterrupt = PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::DidUndo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, nsresult aUndoResult)
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{
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PRInt32 undoCount;
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aManager->GetNumberOfUndoItems(&undoCount);
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if (undoCount == 0)
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mFirstDoOfFirstUndo = PR_TRUE; // reset the state for the next do
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UpdateTextInputCommands(NS_LITERAL_STRING("undo"));
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::WillRedo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, PRBool *aInterrupt)
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{
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*aInterrupt = PR_FALSE;
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::DidRedo(nsITransactionManager *aManager,
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nsITransaction *aTransaction, nsresult aRedoResult)
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{
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UpdateTextInputCommands(NS_LITERAL_STRING("undo"));
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return NS_OK;
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}
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NS_IMETHODIMP nsTextInputListener::WillBeginBatch(nsITransactionManager *aManager, PRBool *aInterrupt)
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{
|
|
*aInterrupt = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputListener::DidBeginBatch(nsITransactionManager *aManager, nsresult aResult)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputListener::WillEndBatch(nsITransactionManager *aManager, PRBool *aInterrupt)
|
|
{
|
|
*aInterrupt = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputListener::DidEndBatch(nsITransactionManager *aManager, nsresult aResult)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputListener::WillMerge(nsITransactionManager *aManager,
|
|
nsITransaction *aTopTransaction, nsITransaction *aTransactionToMerge, PRBool *aInterrupt)
|
|
{
|
|
*aInterrupt = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputListener::DidMerge(nsITransactionManager *aManager,
|
|
nsITransaction *aTopTransaction, nsITransaction *aTransactionToMerge,
|
|
PRBool aDidMerge, nsresult aMergeResult)
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
nsresult nsTextInputListener::UpdateTextInputCommands(const nsAString& commandsToUpdate)
|
|
{
|
|
if (!mFrame) return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
nsCOMPtr<nsIContent> content;
|
|
nsresult rv = mFrame->GetContent(getter_AddRefs(content));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!content)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
rv = content->GetDocument(*getter_AddRefs(doc));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!doc)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIScriptGlobalObject> scriptGlobalObject;
|
|
rv = doc->GetScriptGlobalObject(getter_AddRefs(scriptGlobalObject));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!scriptGlobalObject)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIDOMWindowInternal> domWindow = do_QueryInterface(scriptGlobalObject, &rv);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!domWindow)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
return domWindow->UpdateCommands(commandsToUpdate);
|
|
}
|
|
|
|
|
|
//END NSTEXTINPUTLISTENER
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
class nsTextInputSelectionImpl : public nsSupportsWeakReference, public nsISelectionController, public nsIFrameSelection
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
nsTextInputSelectionImpl(nsIFrameSelection *aSel, nsIPresShell *aShell, nsIContent *aLimiter);
|
|
~nsTextInputSelectionImpl(){}
|
|
|
|
|
|
//NSISELECTIONCONTROLLER INTERFACES
|
|
NS_IMETHOD SetDisplaySelection(PRInt16 toggle);
|
|
NS_IMETHOD GetDisplaySelection(PRInt16 *_retval);
|
|
NS_IMETHOD SetSelectionFlags(PRInt16 aInEnable);
|
|
NS_IMETHOD GetSelectionFlags(PRInt16 *aOutEnable);
|
|
NS_IMETHOD GetSelection(PRInt16 type, nsISelection **_retval);
|
|
NS_IMETHOD ScrollSelectionIntoView(PRInt16 aType, PRInt16 aRegion, PRBool aIsSynchronous);
|
|
NS_IMETHOD RepaintSelection(PRInt16 type);
|
|
NS_IMETHOD RepaintSelection(nsIPresContext* aPresContext, SelectionType aSelectionType);
|
|
NS_IMETHOD SetCaretEnabled(PRBool enabled);
|
|
NS_IMETHOD SetCaretWidth(PRInt16 twips);
|
|
NS_IMETHOD SetCaretReadOnly(PRBool aReadOnly);
|
|
NS_IMETHOD GetCaretEnabled(PRBool *_retval);
|
|
NS_IMETHOD CharacterMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD WordMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD LineMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD IntraLineMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD PageMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD CompleteScroll(PRBool aForward);
|
|
NS_IMETHOD CompleteMove(PRBool aForward, PRBool aExtend);
|
|
NS_IMETHOD ScrollPage(PRBool aForward);
|
|
NS_IMETHOD ScrollLine(PRBool aForward);
|
|
NS_IMETHOD ScrollHorizontal(PRBool aLeft);
|
|
NS_IMETHOD SelectAll(void);
|
|
NS_IMETHOD CheckVisibility(nsIDOMNode *node, PRInt16 startOffset, PRInt16 EndOffset, PRBool *_retval);
|
|
|
|
// NSIFRAMESELECTION INTERFACES
|
|
NS_IMETHOD Init(nsIFocusTracker *aTracker, nsIContent *aLimiter) ;
|
|
NS_IMETHOD ShutDown() ;
|
|
NS_IMETHOD HandleTextEvent(nsGUIEvent *aGuiEvent) ;
|
|
NS_IMETHOD HandleKeyEvent(nsIPresContext* aPresContext, nsGUIEvent *aGuiEvent);
|
|
NS_IMETHOD HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset, PRUint32 aContentEndOffset ,
|
|
PRBool aContinueSelection, PRBool aMultipleSelection, PRBool aHint);
|
|
NS_IMETHOD HandleDrag(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint);
|
|
NS_IMETHOD HandleTableSelection(nsIContent *aParentContent, PRInt32 aContentOffset, PRInt32 aTarget, nsMouseEvent *aMouseEvent);
|
|
NS_IMETHOD StartAutoScrollTimer(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint, PRUint32 aDelay);
|
|
NS_IMETHOD StopAutoScrollTimer();
|
|
NS_IMETHOD EnableFrameNotification(PRBool aEnable);
|
|
NS_IMETHOD LookUpSelection(nsIContent *aContent, PRInt32 aContentOffset, PRInt32 aContentLength,
|
|
SelectionDetails **aReturnDetails, PRBool aSlowCheck);
|
|
NS_IMETHOD SetMouseDownState(PRBool aState);
|
|
NS_IMETHOD GetMouseDownState(PRBool *aState);
|
|
NS_IMETHOD SetDelayCaretOverExistingSelection(PRBool aDelay);
|
|
NS_IMETHOD GetDelayCaretOverExistingSelection(PRBool *aDelay);
|
|
NS_IMETHOD SetDelayedCaretData(nsMouseEvent *aMouseEvent);
|
|
NS_IMETHOD GetDelayedCaretData(nsMouseEvent **aMouseEvent);
|
|
NS_IMETHOD GetLimiter(nsIContent **aLimiterContent);
|
|
NS_IMETHOD GetTableCellSelection(PRBool *aState);
|
|
NS_IMETHOD GetFrameForNodeOffset(nsIContent *aNode, PRInt32 aOffset, HINT aHint, nsIFrame **aReturnFrame, PRInt32 *aReturnOffset);
|
|
NS_IMETHOD AdjustOffsetsFromStyle(nsIFrame *aFrame, PRBool *changeSelection,
|
|
nsIContent** outContent, PRInt32* outStartOffset, PRInt32* outEndOffset);
|
|
NS_IMETHOD GetHint(nsIFrameSelection::HINT *aHint);
|
|
NS_IMETHOD SetHint(nsIFrameSelection::HINT aHint);
|
|
NS_IMETHOD SetScrollableView(nsIScrollableView *aScrollableView);
|
|
NS_IMETHOD GetScrollableView(nsIScrollableView **aScrollableView);
|
|
NS_IMETHOD CommonPageMove(PRBool aForward, PRBool aExtend, nsIScrollableView *aScrollableView, nsIFrameSelection *aFrameSel);
|
|
NS_IMETHOD SetMouseDoubleDown(PRBool aDoubleDown);
|
|
NS_IMETHOD GetMouseDoubleDown(PRBool *aDoubleDown);
|
|
#ifdef IBMBIDI
|
|
NS_IMETHOD GetPrevNextBidiLevels(nsIPresContext *aPresContext,
|
|
nsIContent *aNode,
|
|
PRUint32 aContentOffset,
|
|
nsIFrame **aPrevFrame,
|
|
nsIFrame **aNextFrame,
|
|
PRUint8 *aPrevLevel,
|
|
PRUint8 *aNextLevel);
|
|
NS_IMETHOD GetFrameFromLevel(nsIPresContext *aPresContext,
|
|
nsIFrame *aFrameIn,
|
|
nsDirection aDirection,
|
|
PRUint8 aBidiLevel,
|
|
nsIFrame **aFrameOut);
|
|
#endif
|
|
//END INTERFACES
|
|
|
|
|
|
nsWeakPtr &GetPresShell(){return mPresShellWeak;}
|
|
private:
|
|
nsCOMPtr<nsIFrameSelection> mFrameSelection;
|
|
nsCOMPtr<nsIContent> mLimiter;
|
|
nsWeakPtr mPresShellWeak;
|
|
#ifdef IBMBIDI
|
|
nsCOMPtr<nsIBidiKeyboard> mBidiKeyboard;
|
|
#endif
|
|
};
|
|
|
|
// Implement our nsISupports methods
|
|
NS_IMPL_ISUPPORTS3(nsTextInputSelectionImpl, nsISelectionController, nsISupportsWeakReference, nsIFrameSelection)
|
|
|
|
|
|
// BEGIN nsTextInputSelectionImpl
|
|
|
|
nsTextInputSelectionImpl::nsTextInputSelectionImpl(nsIFrameSelection *aSel, nsIPresShell *aShell, nsIContent *aLimiter)
|
|
{
|
|
NS_INIT_ISUPPORTS();
|
|
if (aSel && aShell)
|
|
{
|
|
mFrameSelection = aSel;//we are the owner now!
|
|
nsCOMPtr<nsIFocusTracker> tracker = do_QueryInterface(aShell);
|
|
mLimiter = aLimiter;
|
|
mFrameSelection->Init(tracker, mLimiter);
|
|
mPresShellWeak = getter_AddRefs( NS_GetWeakReference(aShell) );
|
|
#ifdef IBMBIDI
|
|
mBidiKeyboard = do_GetService("@mozilla.org/widget/bidikeyboard;1");
|
|
#endif
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetDisplaySelection(PRInt16 aToggle)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->SetDisplaySelection(aToggle);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetDisplaySelection(PRInt16 *aToggle)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->GetDisplaySelection(aToggle);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetSelectionFlags(PRInt16 aToggle)
|
|
{
|
|
return NS_OK;//stub this out. not used in input
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetSelectionFlags(PRInt16 *aOutEnable)
|
|
{
|
|
*aOutEnable = nsISelectionDisplay::DISPLAY_TEXT;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetSelection(PRInt16 type, nsISelection **_retval)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->GetSelection(type, _retval);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::ScrollSelectionIntoView(PRInt16 aType, PRInt16 aRegion, PRBool aIsSynchronous)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->ScrollSelectionIntoView(aType, aRegion, aIsSynchronous);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::RepaintSelection(PRInt16 type)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(mPresShellWeak);
|
|
if (presShell)
|
|
{
|
|
nsCOMPtr<nsIPresContext> context;
|
|
if (NS_SUCCEEDED(presShell->GetPresContext(getter_AddRefs(context))) && context)
|
|
{
|
|
return mFrameSelection->RepaintSelection(context, type);
|
|
}
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::RepaintSelection(nsIPresContext* aPresContext, SelectionType aSelectionType)
|
|
{
|
|
return RepaintSelection(aSelectionType);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetCaretEnabled(PRBool enabled)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
nsCOMPtr<nsIPresShell> shell = do_QueryReferent(mPresShellWeak);
|
|
if (!shell) return NS_ERROR_FAILURE;
|
|
|
|
// first, tell the caret which selection to use
|
|
nsCOMPtr<nsISelection> domSel;
|
|
GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSel));
|
|
if (!domSel) return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsICaret> caret;
|
|
shell->GetCaret(getter_AddRefs(caret));
|
|
if (!caret) return NS_OK;
|
|
caret->SetCaretDOMSelection(domSel);
|
|
|
|
// tell the pres shell to enable the caret, rather than settings its visibility directly.
|
|
// this way the presShell's idea of caret visibility is maintained.
|
|
nsCOMPtr<nsISelectionController> selCon = do_QueryInterface(shell);
|
|
if (!selCon) return NS_ERROR_NO_INTERFACE;
|
|
selCon->SetCaretEnabled(enabled);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetCaretWidth(PRInt16 pixels)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
nsresult result;
|
|
nsCOMPtr<nsIPresShell> shell = do_QueryReferent(mPresShellWeak, &result);
|
|
if (shell)
|
|
{
|
|
nsCOMPtr<nsICaret> caret;
|
|
if (NS_SUCCEEDED(result = shell->GetCaret(getter_AddRefs(caret))))
|
|
{
|
|
return caret->SetCaretWidth(pixels);
|
|
}
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetCaretReadOnly(PRBool aReadOnly)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
nsresult result;
|
|
nsCOMPtr<nsIPresShell> shell = do_QueryReferent(mPresShellWeak, &result);
|
|
if (shell)
|
|
{
|
|
nsCOMPtr<nsICaret> caret;
|
|
if (NS_SUCCEEDED(result = shell->GetCaret(getter_AddRefs(caret))))
|
|
{
|
|
nsCOMPtr<nsISelection> domSel;
|
|
if (NS_SUCCEEDED(result = mFrameSelection->GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSel))))
|
|
{
|
|
return caret->SetCaretReadOnly(aReadOnly);
|
|
}
|
|
}
|
|
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetCaretEnabled(PRBool *_retval)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
nsresult result;
|
|
nsCOMPtr<nsIPresShell> shell = do_QueryReferent(mPresShellWeak, &result);
|
|
if (shell)
|
|
{
|
|
nsCOMPtr<nsICaret> caret;
|
|
if (NS_SUCCEEDED(result = shell->GetCaret(getter_AddRefs(caret))))
|
|
{
|
|
nsCOMPtr<nsISelection> domSel;
|
|
if (NS_SUCCEEDED(result = mFrameSelection->GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSel))))
|
|
{
|
|
return caret->GetCaretVisible(_retval);
|
|
}
|
|
}
|
|
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::CharacterMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->CharacterMove(aForward, aExtend);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::WordMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->WordMove(aForward, aExtend);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::LineMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
if (mFrameSelection)
|
|
{
|
|
nsresult result = mFrameSelection->LineMove(aForward, aExtend);
|
|
if (NS_FAILED(result))
|
|
result = CompleteMove(aForward,aExtend);
|
|
return result;
|
|
}
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::IntraLineMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->IntraLineMove(aForward, aExtend);
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::PageMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
// expected behavior for PageMove is to scroll AND move the caret
|
|
// and to remain relative position of the caret in view. see Bug 4302.
|
|
|
|
if (mPresShellWeak)
|
|
{
|
|
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(mPresShellWeak);
|
|
if (!presShell)
|
|
return NS_ERROR_NULL_POINTER;
|
|
|
|
//get the scroll view
|
|
nsIScrollableView *scrollableView;
|
|
nsresult result = GetScrollableView(&scrollableView);
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
|
|
CommonPageMove(aForward, aExtend, scrollableView, this);
|
|
}
|
|
return ScrollSelectionIntoView(nsISelectionController::SELECTION_NORMAL, nsISelectionController::SELECTION_FOCUS_REGION, PR_TRUE);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::CompleteScroll(PRBool aForward)
|
|
{
|
|
nsIScrollableView *scrollableView;
|
|
nsresult result;
|
|
result = GetScrollableView(&scrollableView);
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
if (!scrollableView)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return scrollableView->ScrollByWhole(!aForward); //TRUE = top, aForward TRUE=bottom
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::CompleteMove(PRBool aForward, PRBool aExtend)
|
|
{
|
|
// grab the parent / root DIV for this text widget
|
|
nsresult result;
|
|
nsCOMPtr<nsIContent> parentDIV;
|
|
result = GetLimiter(getter_AddRefs(parentDIV));
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
if (!parentDIV)
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
// make the caret be either at the very beginning (0) or the very end
|
|
PRInt32 offset = 0;
|
|
HINT hint = HINTLEFT;
|
|
if (aForward)
|
|
{
|
|
parentDIV->ChildCount(offset);
|
|
|
|
// Prevent the caret from being placed after the last
|
|
// BR node in the content tree!
|
|
|
|
if (offset > 0)
|
|
{
|
|
nsCOMPtr<nsIContent> child;
|
|
result = parentDIV->ChildAt(offset - 1, *getter_AddRefs(child));
|
|
if (NS_SUCCEEDED(result) && child)
|
|
{
|
|
nsCOMPtr<nsIAtom> tagName;
|
|
result = child->GetTag(*getter_AddRefs(tagName));
|
|
if (NS_SUCCEEDED(result) && tagName.get() == nsHTMLAtoms::br)
|
|
{
|
|
--offset;
|
|
hint = HINTRIGHT; // for Bug 106855
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
result = mFrameSelection->HandleClick(parentDIV, offset, offset, aExtend, PR_FALSE, hint);
|
|
|
|
// if we got this far, attempt to scroll no matter what the above result is
|
|
return CompleteScroll(aForward);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::ScrollPage(PRBool aForward)
|
|
{
|
|
nsIScrollableView *scrollableView;
|
|
nsresult result;
|
|
result = GetScrollableView(&scrollableView);
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
if (!scrollableView)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return scrollableView->ScrollByPages(aForward ? 1 : -1);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::ScrollLine(PRBool aForward)
|
|
{
|
|
nsIScrollableView *scrollableView;
|
|
nsresult result;
|
|
result = GetScrollableView(&scrollableView);
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
if (!scrollableView)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
// will we have bug #7354 because we aren't forcing an update here?
|
|
return scrollableView->ScrollByLines(0, aForward ? 1 : -1);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::ScrollHorizontal(PRBool aLeft)
|
|
{
|
|
nsIScrollableView *scrollableView;
|
|
nsresult result;
|
|
result = GetScrollableView(&scrollableView);
|
|
if (NS_FAILED(result))
|
|
return result;
|
|
if (!scrollableView)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
// will we have bug #7354 because we aren't forcing an update here?
|
|
return scrollableView->ScrollByLines(aLeft ? -1 : 1, 0);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SelectAll()
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->SelectAll();
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::CheckVisibility(nsIDOMNode *node, PRInt16 startOffset, PRInt16 EndOffset, PRBool *_retval)
|
|
{
|
|
if (!mPresShellWeak) return NS_ERROR_NOT_INITIALIZED;
|
|
nsresult result;
|
|
nsCOMPtr<nsISelectionController> shell = do_QueryReferent(mPresShellWeak, &result);
|
|
if (shell)
|
|
{
|
|
return shell->CheckVisibility(node,startOffset,EndOffset, _retval);
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
|
|
}
|
|
|
|
|
|
//nsTextInputSelectionImpl::FRAMESELECTIONAPIS
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::Init(nsIFocusTracker *aTracker, nsIContent *aLimiter)
|
|
{
|
|
return mFrameSelection->Init(aTracker, aLimiter);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::ShutDown()
|
|
{
|
|
return mFrameSelection->ShutDown();
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::HandleTextEvent(nsGUIEvent *aGuiEvent)
|
|
{
|
|
return mFrameSelection->HandleTextEvent(aGuiEvent);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::HandleKeyEvent(nsIPresContext* aPresContext, nsGUIEvent *aGuiEvent)
|
|
{
|
|
return mFrameSelection->HandleKeyEvent(aPresContext, aGuiEvent);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::HandleClick(nsIContent *aNewFocus, PRUint32 aContentOffset, PRUint32 aContentEndOffset ,
|
|
PRBool aContinueSelection, PRBool aMultipleSelection, PRBool aHint)
|
|
{
|
|
return mFrameSelection->HandleClick(aNewFocus, aContentOffset, aContentEndOffset ,
|
|
aContinueSelection, aMultipleSelection, aHint);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::HandleDrag(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint)
|
|
{
|
|
return mFrameSelection->HandleDrag(aPresContext, aFrame, aPoint);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::HandleTableSelection(nsIContent *aParentContent, PRInt32 aContentOffset, PRInt32 aTarget, nsMouseEvent *aMouseEvent)
|
|
{
|
|
// We should never have a table inside a text control frame!
|
|
NS_ASSERTION(PR_TRUE, "Calling HandleTableSelection inside nsTextControlFrame!");
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::StartAutoScrollTimer(nsIPresContext *aPresContext, nsIFrame *aFrame, nsPoint& aPoint, PRUint32 aDelay)
|
|
{
|
|
return mFrameSelection->StartAutoScrollTimer(aPresContext, aFrame, aPoint, aDelay);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::StopAutoScrollTimer()
|
|
{
|
|
return mFrameSelection->StopAutoScrollTimer();
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::EnableFrameNotification(PRBool aEnable)
|
|
{
|
|
return mFrameSelection->EnableFrameNotification(aEnable);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::LookUpSelection(nsIContent *aContent, PRInt32 aContentOffset, PRInt32 aContentLength,
|
|
SelectionDetails **aReturnDetails, PRBool aSlowCheck)
|
|
{
|
|
return mFrameSelection->LookUpSelection(aContent, aContentOffset, aContentLength, aReturnDetails, aSlowCheck);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetMouseDownState(PRBool aState)
|
|
{
|
|
return mFrameSelection->SetMouseDownState(aState);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetMouseDownState(PRBool *aState)
|
|
{
|
|
return mFrameSelection->GetMouseDownState(aState);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetDelayCaretOverExistingSelection(PRBool aDelay)
|
|
{
|
|
return mFrameSelection->SetDelayCaretOverExistingSelection(aDelay);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetDelayCaretOverExistingSelection(PRBool *aDelay)
|
|
{
|
|
return mFrameSelection->GetDelayCaretOverExistingSelection(aDelay);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::SetDelayedCaretData(nsMouseEvent *aMouseEvent)
|
|
{
|
|
return mFrameSelection->SetDelayedCaretData(aMouseEvent);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetDelayedCaretData(nsMouseEvent **aMouseEvent)
|
|
{
|
|
return mFrameSelection->GetDelayedCaretData(aMouseEvent);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetLimiter(nsIContent **aLimiterContent)
|
|
{
|
|
return mFrameSelection->GetLimiter(aLimiterContent);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetTableCellSelection(PRBool *aState)
|
|
{
|
|
return mFrameSelection->GetTableCellSelection(aState);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::GetFrameForNodeOffset(nsIContent *aNode, PRInt32 aOffset, HINT aHint, nsIFrame **aReturnFrame, PRInt32 *aReturnOffset)
|
|
{
|
|
return mFrameSelection->GetFrameForNodeOffset(aNode, aOffset, aHint,aReturnFrame,aReturnOffset);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextInputSelectionImpl::AdjustOffsetsFromStyle(nsIFrame *aFrame, PRBool *changeSelection,
|
|
nsIContent** outContent, PRInt32* outStartOffset, PRInt32* outEndOffset)
|
|
{
|
|
return mFrameSelection->AdjustOffsetsFromStyle(aFrame, changeSelection, outContent, outStartOffset, outEndOffset);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::GetHint(nsIFrameSelection::HINT *aHint)
|
|
{
|
|
return mFrameSelection->GetHint(aHint);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::SetHint(nsIFrameSelection::HINT aHint)
|
|
{
|
|
return mFrameSelection->SetHint(aHint);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::SetScrollableView(nsIScrollableView *aScrollableView)
|
|
{
|
|
return mFrameSelection->SetScrollableView(aScrollableView);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::GetScrollableView(nsIScrollableView **aScrollableView)
|
|
{
|
|
return mFrameSelection->GetScrollableView(aScrollableView);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::SetMouseDoubleDown(PRBool aDoubleDown)
|
|
{
|
|
return mFrameSelection->SetMouseDoubleDown(aDoubleDown);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::GetMouseDoubleDown(PRBool *aDoubleDown)
|
|
{
|
|
return mFrameSelection->GetMouseDoubleDown(aDoubleDown);
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::CommonPageMove(PRBool aForward, PRBool aExtend, nsIScrollableView *aScrollableView, nsIFrameSelection *aFrameSel)
|
|
{
|
|
return mFrameSelection->CommonPageMove(aForward, aExtend, aScrollableView, this);
|
|
}
|
|
|
|
#ifdef IBMBIDI
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::GetPrevNextBidiLevels(nsIPresContext *aPresContext,
|
|
nsIContent *aNode,
|
|
PRUint32 aContentOffset,
|
|
nsIFrame **aPrevFrame,
|
|
nsIFrame **aNextFrame,
|
|
PRUint8 *aPrevLevel,
|
|
PRUint8 *aNextLevel)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->GetPrevNextBidiLevels(aPresContext, aNode, aContentOffset, aPrevFrame, aNextFrame, aPrevLevel, aNextLevel);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextInputSelectionImpl::GetFrameFromLevel(nsIPresContext *aPresContext,
|
|
nsIFrame *aFrameIn,
|
|
nsDirection aDirection,
|
|
PRUint8 aBidiLevel,
|
|
nsIFrame **aFrameOut)
|
|
{
|
|
if (mFrameSelection)
|
|
return mFrameSelection->GetFrameFromLevel(aPresContext, aFrameIn, aDirection, aBidiLevel, aFrameOut);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
#endif // IBMBIDI
|
|
|
|
// END nsTextInputSelectionImpl
|
|
|
|
|
|
|
|
nsresult
|
|
NS_NewTextControlFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame)
|
|
{
|
|
NS_PRECONDITION(aNewFrame, "null OUT ptr");
|
|
if (nsnull == aNewFrame) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
nsTextControlFrame* it = new (aPresShell) nsTextControlFrame(aPresShell);
|
|
if (!it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
*aNewFrame = it;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMPL_ADDREF_INHERITED(nsTextControlFrame, nsBoxFrame);
|
|
NS_IMPL_RELEASE_INHERITED(nsTextControlFrame, nsBoxFrame);
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::QueryInterface(const nsIID& aIID, void** aInstancePtr)
|
|
{
|
|
if (NULL == aInstancePtr) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
if (aIID.Equals(NS_GET_IID(nsIFormControlFrame))) {
|
|
*aInstancePtr = (void*) ((nsIFormControlFrame*) this);
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(NS_GET_IID(nsIAnonymousContentCreator))) {
|
|
*aInstancePtr = (void*)(nsIAnonymousContentCreator*) this;
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(NS_GET_IID(nsITextControlFrame))) {
|
|
*aInstancePtr = (void*)(nsITextControlFrame*) this;
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(NS_GET_IID(nsIScrollableViewProvider))) {
|
|
*aInstancePtr = (void*)(nsIScrollableViewProvider*) this;
|
|
return NS_OK;
|
|
}
|
|
|
|
return nsBoxFrame::QueryInterface(aIID, aInstancePtr);
|
|
}
|
|
|
|
#ifdef ACCESSIBILITY
|
|
NS_IMETHODIMP nsTextControlFrame::GetAccessible(nsIAccessible** aAccessible)
|
|
{
|
|
nsCOMPtr<nsIAccessibilityService> accService = do_GetService("@mozilla.org/accessibilityService;1");
|
|
|
|
if (accService) {
|
|
return accService->CreateHTMLTextFieldAccessible(NS_STATIC_CAST(nsIFrame*, this), aAccessible);
|
|
}
|
|
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
#endif
|
|
|
|
nsTextControlFrame::nsTextControlFrame(nsIPresShell* aShell):nsStackFrame(aShell)
|
|
{
|
|
mUseEditor = PR_FALSE;
|
|
mIsProcessing = PR_FALSE;
|
|
mNotifyOnInput = PR_FALSE;
|
|
mSuggestedWidth = NS_FORMSIZE_NOTSET;
|
|
mSuggestedHeight = NS_FORMSIZE_NOTSET;
|
|
mScrollableView = nsnull;
|
|
mDidPreDestroy = PR_FALSE;
|
|
}
|
|
|
|
nsTextControlFrame::~nsTextControlFrame()
|
|
{
|
|
//delete mTextListener;
|
|
//delete mTextSelImpl; dont delete this since mSelCon will release it.
|
|
}
|
|
|
|
static PRBool
|
|
SuppressEventHandlers(nsIPresContext* aPresContext)
|
|
{
|
|
PRBool suppressHandlers = PR_FALSE;
|
|
|
|
if (aPresContext)
|
|
{
|
|
// Right now we only suppress event handlers and controller manipulation
|
|
// when in a print preview or print context!
|
|
|
|
#ifdef USE_QI_IN_SUPPRESS_EVENT_HANDLERS
|
|
|
|
// Using QI to see if we're printing or print previewing is more
|
|
// accurate, but a bit more heavy weight then just checking
|
|
// the pagination bool, which will return the right answer to us
|
|
// with the current implementation.
|
|
|
|
nsCOMPtr<nsIPrintContext> printContext = do_QueryInterface(aPresContext);
|
|
if (printContext)
|
|
suppressHandlers = PR_TRUE;
|
|
else
|
|
{
|
|
nsCOMPtr<nsIPrintPreviewContext> printPreviewContext = do_QueryInterface(aPresContext);
|
|
if (printPreviewContext)
|
|
suppressHandlers = PR_TRUE;
|
|
}
|
|
|
|
#else
|
|
|
|
// In the current implementation, we only paginate when
|
|
// printing or in print preview.
|
|
|
|
aPresContext->IsPaginated(&suppressHandlers);
|
|
|
|
#endif
|
|
}
|
|
|
|
return suppressHandlers;
|
|
}
|
|
|
|
void
|
|
nsTextControlFrame::PreDestroy(nsIPresContext* aPresContext)
|
|
{
|
|
// notify the editor that we are going away
|
|
if (mEditor)
|
|
{
|
|
// If we were in charge of state before, relinquish it back
|
|
// to the control.
|
|
if (mUseEditor)
|
|
{
|
|
// First get the frame state from the editor
|
|
nsAutoString value;
|
|
GetValue(value, PR_TRUE);
|
|
|
|
mUseEditor = PR_FALSE;
|
|
|
|
// Next store the frame state in the control
|
|
// (now that mUseEditor is false values get stored
|
|
// in content).
|
|
SetValue(value);
|
|
}
|
|
mEditor->PreDestroy();
|
|
}
|
|
|
|
// Clean up the controller
|
|
|
|
if (!SuppressEventHandlers(aPresContext))
|
|
{
|
|
nsCOMPtr<nsIControllers> controllers;
|
|
nsCOMPtr<nsIDOMNSHTMLInputElement> inputElement = do_QueryInterface(mContent);
|
|
if (inputElement)
|
|
inputElement->GetControllers(getter_AddRefs(controllers));
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNSHTMLTextAreaElement> textAreaElement = do_QueryInterface(mContent);
|
|
textAreaElement->GetControllers(getter_AddRefs(controllers));
|
|
}
|
|
|
|
if (controllers)
|
|
{
|
|
PRUint32 numControllers;
|
|
nsresult rv = controllers->GetControllerCount(&numControllers);
|
|
NS_ASSERTION((NS_SUCCEEDED(rv)), "bad result in gfx text control destructor");
|
|
for (PRUint32 i = 0; i < numControllers; i ++)
|
|
{
|
|
nsCOMPtr<nsIController> controller;
|
|
rv = controllers->GetControllerAt(i, getter_AddRefs(controller));
|
|
if (NS_SUCCEEDED(rv) && controller)
|
|
{
|
|
nsCOMPtr<nsIControllerContext> editController = do_QueryInterface(controller);
|
|
if (editController)
|
|
{
|
|
editController->SetCommandRefCon(nsnull);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
mSelCon = 0;
|
|
mEditor = 0;
|
|
|
|
//unregister self from content
|
|
mTextListener->SetFrame(nsnull);
|
|
nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_FALSE);
|
|
if (mTextListener)
|
|
{
|
|
nsCOMPtr<nsIDOMEventReceiver> erP = do_QueryInterface(mContent);
|
|
if (erP)
|
|
{
|
|
erP->RemoveEventListenerByIID(NS_STATIC_CAST(nsIDOMFocusListener *,mTextListener), NS_GET_IID(nsIDOMFocusListener));
|
|
// register the event listeners with the DOM event reveiver
|
|
nsCOMPtr<nsIDOMEventGroup> sysGroup;
|
|
nsresult rv = erP->GetSystemEventGroup(getter_AddRefs(sysGroup));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIDOM3EventTarget> dom3Targ(do_QueryInterface(erP));
|
|
if (dom3Targ) {
|
|
rv = dom3Targ->RemoveGroupedEventListener(NS_LITERAL_STRING("keypress"),
|
|
NS_STATIC_CAST(nsIDOMKeyListener *,mTextListener),
|
|
PR_FALSE, sysGroup);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
mDidPreDestroy = PR_TRUE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::Destroy(nsIPresContext* aPresContext)
|
|
{
|
|
if (!mDidPreDestroy) {
|
|
PreDestroy(aPresContext);
|
|
}
|
|
return nsBoxFrame::Destroy(aPresContext);
|
|
}
|
|
|
|
void
|
|
nsTextControlFrame::RemovedAsPrimaryFrame(nsIPresContext* aPresContext)
|
|
{
|
|
if (!mDidPreDestroy) {
|
|
PreDestroy(aPresContext);
|
|
}
|
|
else NS_ASSERTION(PR_FALSE, "RemovedAsPrimaryFrame called after PreDestroy");
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetFrameType(nsIAtom** aType) const
|
|
{
|
|
NS_PRECONDITION(nsnull != aType, "null OUT parameter pointer");
|
|
*aType = nsLayoutAtoms::textInputFrame;
|
|
NS_ADDREF(*aType);
|
|
return NS_OK;
|
|
}
|
|
|
|
// XXX: wouldn't it be nice to get this from the style context!
|
|
PRBool nsTextControlFrame::IsSingleLineTextControl() const
|
|
{
|
|
PRInt32 type;
|
|
GetType(&type);
|
|
if ((NS_FORM_INPUT_TEXT==type) || (NS_FORM_INPUT_PASSWORD==type)) {
|
|
return PR_TRUE;
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
PRBool nsTextControlFrame::IsTextArea() const
|
|
{
|
|
if (!mContent)
|
|
return PR_FALSE;
|
|
|
|
nsCOMPtr<nsIAtom> tag;
|
|
mContent->GetTag(*getter_AddRefs(tag));
|
|
|
|
if (nsHTMLAtoms::textarea == tag)
|
|
return PR_TRUE;
|
|
|
|
return PR_FALSE;
|
|
}
|
|
|
|
// XXX: wouldn't it be nice to get this from the style context!
|
|
PRBool nsTextControlFrame::IsPlainTextControl() const
|
|
{
|
|
// need to check HTML attribute of mContent and/or CSS.
|
|
return PR_TRUE;
|
|
}
|
|
|
|
PRBool nsTextControlFrame::IsPasswordTextControl() const
|
|
{
|
|
PRInt32 type;
|
|
GetType(&type);
|
|
if (NS_FORM_INPUT_PASSWORD==type) {
|
|
return PR_TRUE;
|
|
}
|
|
return PR_FALSE;
|
|
}
|
|
|
|
|
|
PRInt32
|
|
nsTextControlFrame::GetCols()
|
|
{
|
|
nsCOMPtr<nsIHTMLContent> content = do_QueryInterface(mContent);
|
|
NS_ASSERTION(content, "Content is not HTML content!");
|
|
|
|
if (IsTextArea()) {
|
|
nsHTMLValue attr;
|
|
nsresult rv = content->GetHTMLAttribute(nsHTMLAtoms::cols, attr);
|
|
if (rv == NS_CONTENT_ATTR_HAS_VALUE) {
|
|
PRInt32 cols = ((attr.GetUnit() == eHTMLUnit_Pixel)
|
|
? attr.GetPixelValue() : attr.GetIntValue());
|
|
// XXX why a default of 1 char, why hide it
|
|
return (cols <= 0) ? 1 : cols;
|
|
}
|
|
} else {
|
|
// Else we know (assume) it is an input with size attr
|
|
nsHTMLValue attr;
|
|
nsresult rv = content->GetHTMLAttribute(nsHTMLAtoms::size, attr);
|
|
if (rv == NS_CONTENT_ATTR_HAS_VALUE) {
|
|
PRInt32 cols = attr.GetIntValue();
|
|
if (cols > 0) {
|
|
return cols;
|
|
}
|
|
}
|
|
}
|
|
|
|
return DEFAULT_COLS;
|
|
}
|
|
|
|
|
|
PRInt32
|
|
nsTextControlFrame::GetRows()
|
|
{
|
|
if (IsTextArea()) {
|
|
nsCOMPtr<nsIHTMLContent> content = do_QueryInterface(mContent);
|
|
NS_ASSERTION(content, "Content is not HTML content!");
|
|
|
|
nsHTMLValue attr;
|
|
nsresult rv = content->GetHTMLAttribute(nsHTMLAtoms::rows, attr);
|
|
if (rv == NS_CONTENT_ATTR_HAS_VALUE) {
|
|
PRInt32 rows = attr.GetIntValue();
|
|
return (rows <= 0) ? DEFAULT_ROWS_TEXTAREA : rows;
|
|
}
|
|
return DEFAULT_ROWS_TEXTAREA;
|
|
}
|
|
|
|
return DEFAULT_ROWS;
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsTextControlFrame::ReflowStandard(nsIPresContext* aPresContext,
|
|
nsSize& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
// get the css size and let the frame use or override it
|
|
nsSize minSize;
|
|
nsresult rv = CalculateSizeStandard(aPresContext, aReflowState.rendContext,
|
|
aDesiredSize, minSize);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Add in the size of the scrollbars for textarea
|
|
if (IsTextArea()) {
|
|
float p2t;
|
|
aPresContext->GetPixelsToTwips(&p2t);
|
|
|
|
nscoord scrollbarWidth = 0;
|
|
nscoord scrollbarHeight = 0;
|
|
nsCOMPtr<nsIDeviceContext> dx;
|
|
aPresContext->GetDeviceContext(getter_AddRefs(dx));
|
|
if (dx) {
|
|
float scale;
|
|
dx->GetCanonicalPixelScale(scale);
|
|
|
|
float sbWidth;
|
|
float sbHeight;
|
|
dx->GetScrollBarDimensions(sbWidth, sbHeight);
|
|
scrollbarWidth = PRInt32(sbWidth * scale);
|
|
scrollbarHeight = PRInt32(sbHeight * scale);
|
|
} else {
|
|
NS_WARNING("Dude! No DeviceContext! Not cool!");
|
|
scrollbarWidth = nsFormControlFrame::GetScrollbarWidth(p2t);
|
|
scrollbarHeight = scrollbarWidth;
|
|
}
|
|
|
|
aDesiredSize.height += scrollbarHeight;
|
|
minSize.height += scrollbarHeight;
|
|
|
|
aDesiredSize.width += scrollbarWidth;
|
|
minSize.width += scrollbarWidth;
|
|
}
|
|
aDesiredSize.width += aReflowState.mComputedBorderPadding.left + aReflowState.mComputedBorderPadding.right;
|
|
aDesiredSize.height += aReflowState.mComputedBorderPadding.top + aReflowState.mComputedBorderPadding.bottom;
|
|
|
|
NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aDesiredSize);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
nsresult
|
|
nsTextControlFrame::CalculateSizeStandard(nsIPresContext* aPresContext,
|
|
nsIRenderingContext* aRendContext,
|
|
nsSize& aDesiredSize,
|
|
nsSize& aMinSize)
|
|
{
|
|
aDesiredSize.width = CSS_NOTSET;
|
|
aDesiredSize.height = CSS_NOTSET;
|
|
|
|
// Get leading and the Average/MaxAdvance char width
|
|
nscoord fontHeight = 0;
|
|
nscoord charWidth = 0;
|
|
nscoord charMaxAdvance = 0;
|
|
|
|
nsCOMPtr<nsIFontMetrics> fontMet;
|
|
nsresult rv = nsFormControlHelper::GetFrameFontFM(aPresContext, this, getter_AddRefs(fontMet));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
aRendContext->SetFont(fontMet);
|
|
fontMet->GetHeight(fontHeight);
|
|
fontMet->GetAveCharWidth(charWidth);
|
|
fontMet->GetMaxAdvance(charMaxAdvance);
|
|
|
|
// calc the min width and pref width. Pref Width is calced by multiplying the size times avecharwidth
|
|
float p2t;
|
|
aPresContext->GetPixelsToTwips(&p2t);
|
|
|
|
// To better match IE, take the maximum character width(in twips) and remove 4 pixels
|
|
// add this on as additional padding(internalPadding)
|
|
nscoord internalPadding = 0;
|
|
internalPadding = PR_MAX(charMaxAdvance - NSToCoordRound(4 * p2t), 0);
|
|
// round to a multiple of p2t
|
|
nscoord t = NSToCoordRound(p2t);
|
|
nscoord rest = internalPadding % t;
|
|
if (rest < t - rest) {
|
|
internalPadding -= rest;
|
|
} else {
|
|
internalPadding += t - rest;
|
|
}
|
|
|
|
// Set the width equal to the width in characters
|
|
aDesiredSize.width = GetCols() * charWidth;
|
|
// Now add the extra padding on (so that small input sizes work well)
|
|
aDesiredSize.width += internalPadding;
|
|
|
|
// Set the height equal to total number of rows (times the height of each
|
|
// line, of course)
|
|
aDesiredSize.height = fontHeight * GetRows();
|
|
|
|
// Set minimum size equal to desired size. We are form controls. We are Gods
|
|
// among elements. We do not yield for anybody, not even a table cell. None
|
|
// shall pass.
|
|
aMinSize.width = aDesiredSize.width;
|
|
aMinSize.height = aDesiredSize.height;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::CreateFrameFor(nsIPresContext* aPresContext,
|
|
nsIContent * aContent,
|
|
nsIFrame** aFrame)
|
|
{
|
|
aContent = nsnull;
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult
|
|
nsTextControlFrame::InitEditor()
|
|
{
|
|
// This method must be called during/after the text
|
|
// control frame's initial reflow to avoid any unintened
|
|
// forced reflows that might result when the editor
|
|
// calls into DOM/layout code while trying to set the
|
|
// initial string.
|
|
//
|
|
// This code used to be called from CreateAnonymousContent(),
|
|
// but when the editor set the initial string, it would trigger
|
|
// a PresShell listener which called FlushPendingNotifications()
|
|
// during frame construction. This was causing other form controls
|
|
// to display wrong values.
|
|
|
|
// Check if this method has been called already.
|
|
// If so, just return early.
|
|
|
|
if (mUseEditor)
|
|
return NS_OK;
|
|
|
|
// If the editor is not here, then we can't use it, now can we?
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
// Get the current value of the textfield from the content.
|
|
nsAutoString defaultValue;
|
|
GetValue(defaultValue, PR_TRUE);
|
|
|
|
// Turn on mUseEditor so that subsequent calls will use the
|
|
// editor.
|
|
mUseEditor = PR_TRUE;
|
|
|
|
// If we have a default value, insert it under the div we created
|
|
// above, but be sure to use the editor so that '*' characters get
|
|
// displayed for password fields, etc. SetValue() will call the
|
|
// editor for us.
|
|
|
|
if (!defaultValue.IsEmpty()) {
|
|
PRUint32 editorFlags = 0;
|
|
|
|
nsresult rv = mEditor->GetFlags(&editorFlags);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// Avoid causing reentrant painting and reflowing by telling the editor
|
|
// that we don't want it to force immediate view refreshes or force
|
|
// immediate reflows during any editor calls.
|
|
|
|
rv = mEditor->SetFlags(editorFlags |
|
|
nsIPlaintextEditor::eEditorUseAsyncUpdatesMask);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// Now call SetValue() which will make the neccessary editor calls to set
|
|
// the default value. Make sure to turn off undo before setting the default
|
|
// value, and turn it back on afterwards. This will make sure we can't undo
|
|
// past the default value.
|
|
|
|
rv = mEditor->EnableUndo(PR_FALSE);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
SetValue(defaultValue);
|
|
|
|
rv = mEditor->EnableUndo(PR_TRUE);
|
|
NS_ASSERTION(!rv,"Transaction Manager must have failed");
|
|
// Now restore the original editor flags.
|
|
|
|
rv = mEditor->SetFlags(editorFlags);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
#define DIV_STRING \
|
|
"-moz-user-focus: none;" \
|
|
"border: 0px !important;" \
|
|
"padding: 0px;" \
|
|
"margin: 0px;" \
|
|
""
|
|
|
|
#define DIV_STRING_SINGLELINE \
|
|
"-moz-user-focus: none;" \
|
|
"white-space : nowrap;" \
|
|
"overflow: auto;" \
|
|
"border: 0px !important;" \
|
|
"padding: 0px;" \
|
|
"margin: 0px;" \
|
|
""
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::CreateAnonymousContent(nsIPresContext* aPresContext,
|
|
nsISupportsArray& aChildList)
|
|
{
|
|
// Get the PresShell
|
|
|
|
mState |= NS_FRAME_INDEPENDENT_SELECTION;
|
|
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
nsresult rv = aPresContext->GetShell(getter_AddRefs(shell));
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (!shell)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// Get the DOM document
|
|
|
|
nsCOMPtr<nsIDocument> doc;
|
|
rv = shell->GetDocument(getter_AddRefs(doc));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!doc)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIDOMDocument> domdoc = do_QueryInterface(doc, &rv);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!domdoc)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// Now create a DIV and add it to the anonymous content child list.
|
|
nsCOMPtr<nsIElementFactory> elementFactory;
|
|
rv = GetElementFactoryService(getter_AddRefs(elementFactory));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!elementFactory)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsINodeInfoManager> nodeInfoManager;
|
|
rv = doc->GetNodeInfoManager(*getter_AddRefs(nodeInfoManager));
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
NS_ENSURE_TRUE(nodeInfoManager, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsINodeInfo> nodeInfo;
|
|
rv = nodeInfoManager->GetNodeInfo(nsHTMLAtoms::div, nsnull,
|
|
kNameSpaceID_XHTML,
|
|
*getter_AddRefs(nodeInfo));
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (!nodeInfo)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIContent> divContent;
|
|
|
|
rv = elementFactory->CreateInstanceByTag(nodeInfo, getter_AddRefs(divContent));
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (!divContent)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
|
|
// Set the neccessary style attributes on the text control.
|
|
|
|
if (IsSingleLineTextControl())
|
|
rv = divContent->SetAttr(kNameSpaceID_None,nsHTMLAtoms::style, NS_ConvertASCIItoUCS2(DIV_STRING_SINGLELINE), PR_FALSE);
|
|
else {
|
|
nsAutoString divStr; divStr.AssignWithConversion(DIV_STRING);
|
|
const nsStyleDisplay* disp = (const nsStyleDisplay*)
|
|
mStyleContext->GetStyleData(eStyleStruct_Display);
|
|
if (disp->mOverflow == NS_STYLE_OVERFLOW_SCROLL)
|
|
divStr += NS_LITERAL_STRING("overflow:scroll;");
|
|
else if (disp->mOverflow == NS_STYLE_OVERFLOW_HIDDEN)
|
|
divStr += NS_LITERAL_STRING("overflow:hidden;");
|
|
else divStr += NS_LITERAL_STRING("overflow:auto;");
|
|
rv = divContent->SetAttr(kNameSpaceID_None,nsHTMLAtoms::style, divStr, PR_FALSE);
|
|
}
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// rv = divContent->SetAttr(kNameSpaceID_None,nsXULAtoms::debug, NS_LITERAL_STRING("true"), PR_FALSE);
|
|
rv = aChildList.AppendElement(divContent);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// Create an editor
|
|
|
|
rv = nsComponentManager::CreateInstance(kTextEditorCID,
|
|
nsnull,
|
|
NS_GET_IID(nsIEditor),
|
|
getter_AddRefs(mEditor));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!mEditor)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
// Create selection
|
|
|
|
nsCOMPtr<nsIFrameSelection> frameSel;
|
|
rv = nsComponentManager::CreateInstance(kFrameSelectionCID, nsnull,
|
|
NS_GET_IID(nsIFrameSelection),
|
|
getter_AddRefs(frameSel));
|
|
|
|
// Create a SelectionController
|
|
|
|
mTextSelImpl = new nsTextInputSelectionImpl(frameSel,shell,divContent);
|
|
if (!mTextSelImpl)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
mTextListener = new nsTextInputListener();
|
|
if (!mTextListener)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
mTextListener->SetFrame(this);
|
|
mSelCon = do_QueryInterface((nsISupports *)(nsISelectionController *)mTextSelImpl);//this will addref it once
|
|
if (!mSelCon)
|
|
return NS_ERROR_NO_INTERFACE;
|
|
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
|
|
|
|
// Setup the editor flags
|
|
|
|
PRUint32 editorFlags = 0;
|
|
if (IsPlainTextControl())
|
|
editorFlags |= nsIPlaintextEditor::eEditorPlaintextMask;
|
|
if (IsSingleLineTextControl())
|
|
editorFlags |= nsIPlaintextEditor::eEditorSingleLineMask;
|
|
if (IsPasswordTextControl())
|
|
editorFlags |= nsIPlaintextEditor::eEditorPasswordMask;
|
|
|
|
// All gfxtextcontrolframe2's are widgets
|
|
editorFlags |= nsIPlaintextEditor::eEditorWidgetMask;
|
|
|
|
// Use async reflow and painting for text widgets to improve
|
|
// performance.
|
|
|
|
// XXX: Using editor async updates exposes bugs 158782, 151882,
|
|
// and 165130, so we're disabling it for now, until they
|
|
// can be addressed.
|
|
// editorFlags |= nsIPlaintextEditor::eEditorUseAsyncUpdatesMask;
|
|
|
|
// Now initialize the editor.
|
|
//
|
|
// NOTE: Conversion of '\n' to <BR> happens inside the
|
|
// editor's Init() call.
|
|
|
|
rv = mEditor->Init(domdoc, shell, divContent, mSelCon, editorFlags);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// Initialize the controller for the editor
|
|
|
|
if (!SuppressEventHandlers(aPresContext))
|
|
{
|
|
nsCOMPtr<nsIControllers> controllers;
|
|
nsCOMPtr<nsIDOMNSHTMLInputElement> inputElement = do_QueryInterface(mContent);
|
|
if (inputElement)
|
|
rv = inputElement->GetControllers(getter_AddRefs(controllers));
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMNSHTMLTextAreaElement> textAreaElement = do_QueryInterface(mContent);
|
|
|
|
if (!textAreaElement)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
rv = textAreaElement->GetControllers(getter_AddRefs(controllers));
|
|
}
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (controllers)
|
|
{
|
|
PRUint32 numControllers;
|
|
PRBool found = PR_FALSE;
|
|
rv = controllers->GetControllerCount(&numControllers);
|
|
for (PRUint32 i = 0; i < numControllers; i ++)
|
|
{
|
|
nsCOMPtr<nsIController> controller;
|
|
rv = controllers->GetControllerAt(i, getter_AddRefs(controller));
|
|
if (NS_SUCCEEDED(rv) && controller)
|
|
{
|
|
nsCOMPtr<nsIControllerContext> editController = do_QueryInterface(controller);
|
|
if (editController)
|
|
{
|
|
editController->SetCommandRefCon(mEditor);
|
|
found = PR_TRUE;
|
|
}
|
|
}
|
|
}
|
|
if (!found)
|
|
rv = NS_ERROR_FAILURE;
|
|
}
|
|
}
|
|
|
|
// Initialize the plaintext editor
|
|
nsCOMPtr<nsIPlaintextEditor> textEditor(do_QueryInterface(mEditor));
|
|
if (textEditor) {
|
|
// Set up wrapping
|
|
if (IsTextArea()) {
|
|
// wrap=off means -1 for wrap width no matter what cols is
|
|
nsFormControlHelper::nsHTMLTextWrap wrapProp;
|
|
nsFormControlHelper::GetWrapPropertyEnum(mContent, wrapProp);
|
|
if (wrapProp == nsFormControlHelper::eHTMLTextWrap_Off) {
|
|
// do not wrap when wrap=off
|
|
textEditor->SetWrapWidth(-1);
|
|
} else {
|
|
// Set wrapping normally otherwise
|
|
textEditor->SetWrapWidth(GetCols());
|
|
}
|
|
} else {
|
|
// Never wrap non-textareas
|
|
textEditor->SetWrapWidth(-1);
|
|
}
|
|
|
|
|
|
// Set max text field length
|
|
PRInt32 maxLength;
|
|
rv = GetMaxLength(&maxLength);
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
{
|
|
textEditor->SetMaxTextLength(maxLength);
|
|
}
|
|
}
|
|
|
|
// Get the caret and make it a selection listener.
|
|
|
|
nsCOMPtr<nsISelection> domSelection;
|
|
if (NS_SUCCEEDED(mSelCon->GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSelection))) && domSelection)
|
|
{
|
|
nsCOMPtr<nsISelectionPrivate> selPriv(do_QueryInterface(domSelection));
|
|
nsCOMPtr<nsICaret> caret;
|
|
nsCOMPtr<nsISelectionListener> listener;
|
|
if (NS_SUCCEEDED(shell->GetCaret(getter_AddRefs(caret))) && caret)
|
|
{
|
|
listener = do_QueryInterface(caret);
|
|
if (listener)
|
|
{
|
|
selPriv->AddSelectionListener(listener);
|
|
}
|
|
}
|
|
|
|
selPriv->AddSelectionListener(NS_STATIC_CAST(nsISelectionListener *, mTextListener));
|
|
}
|
|
|
|
// also set up the text listener as a transaction listener on the editor
|
|
if (mEditor && mTextListener)
|
|
{
|
|
nsCOMPtr<nsITransactionManager> txMgr;
|
|
rv = mEditor->GetTransactionManager(getter_AddRefs(txMgr));
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (!txMgr) return NS_ERROR_NULL_POINTER;
|
|
|
|
rv = txMgr->AddListener(NS_STATIC_CAST(nsITransactionListener*, mTextListener));
|
|
if (NS_FAILED(rv)) return rv;
|
|
}
|
|
|
|
if (mContent)
|
|
{
|
|
rv = mEditor->GetFlags(&editorFlags);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
nsAutoString resultValue;
|
|
|
|
// Check if the readonly attribute is set.
|
|
|
|
rv = mContent->GetAttr(kNameSpaceID_None, nsHTMLAtoms::readonly, resultValue);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
editorFlags |= nsIPlaintextEditor::eEditorReadonlyMask;
|
|
|
|
// Check if the disabled attribute is set.
|
|
|
|
rv = mContent->GetAttr(kNameSpaceID_None, nsHTMLAtoms::disabled, resultValue);
|
|
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
editorFlags |= nsIPlaintextEditor::eEditorDisabledMask;
|
|
|
|
// Disable the caret and selection if neccessary.
|
|
|
|
if (editorFlags & nsIPlaintextEditor::eEditorReadonlyMask ||
|
|
editorFlags & nsIPlaintextEditor::eEditorDisabledMask)
|
|
{
|
|
if (mSelCon)
|
|
{
|
|
//do not turn caret enabled off at this time. the caret will behave
|
|
//dependant on the focused frame it is in. disabling it here has
|
|
//an adverse affect on the browser in caret display mode or the editor
|
|
//when a readonly/disabled text form is in the page. bug 141888
|
|
//mSelCon->SetCaretEnabled(PR_FALSE);
|
|
|
|
if (editorFlags & nsIPlaintextEditor::eEditorDisabledMask)
|
|
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_OFF);
|
|
}
|
|
|
|
mEditor->SetFlags(editorFlags);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::Reflow(nsIPresContext* aPresContext,
|
|
nsHTMLReflowMetrics& aDesiredSize,
|
|
const nsHTMLReflowState& aReflowState,
|
|
nsReflowStatus& aStatus)
|
|
{
|
|
DO_GLOBAL_REFLOW_COUNT("nsTextControlFrame", aReflowState.reason);
|
|
DISPLAY_REFLOW(aPresContext, this, aReflowState, aDesiredSize, aStatus);
|
|
|
|
InitEditor();
|
|
|
|
// make sure the the form registers itself on the initial/first reflow
|
|
if (mState & NS_FRAME_FIRST_REFLOW) {
|
|
nsFormControlFrame::RegUnRegAccessKey(aPresContext, NS_STATIC_CAST(nsIFrame*, this), PR_TRUE);
|
|
mNotifyOnInput = PR_TRUE;//its ok to notify now. all has been prepared.
|
|
}
|
|
|
|
nsresult rv = nsStackFrame::Reflow(aPresContext, aDesiredSize, aReflowState, aStatus);
|
|
if (NS_SUCCEEDED(rv))
|
|
{ // fix for bug 40596, width:auto means the control sets it's maxElementSize.width to it's default width
|
|
if (aDesiredSize.maxElementSize)
|
|
{
|
|
nsStylePosition *stylePosition;
|
|
GetStyleData(eStyleStruct_Position, (const nsStyleStruct *&)stylePosition);
|
|
nsStyleUnit widthUnit = stylePosition->mWidth.GetUnit();
|
|
if (eStyleUnit_Auto == widthUnit) {
|
|
aDesiredSize.maxElementSize->width = aDesiredSize.width;
|
|
}
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::Paint(nsIPresContext* aPresContext,
|
|
nsIRenderingContext& aRenderingContext,
|
|
const nsRect& aDirtyRect,
|
|
nsFramePaintLayer aWhichLayer,
|
|
PRUint32 aFlags)
|
|
{
|
|
PRBool isVisible;
|
|
if (NS_SUCCEEDED(IsVisibleForPainting(aPresContext, aRenderingContext, PR_TRUE, &isVisible)) && !isVisible) {
|
|
return NS_OK;
|
|
}
|
|
nsresult rv = NS_OK;
|
|
if (aWhichLayer == NS_FRAME_PAINT_LAYER_FOREGROUND) {
|
|
rv = nsStackFrame::Paint(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_BACKGROUND);
|
|
if (NS_FAILED(rv)) return rv;
|
|
rv = nsStackFrame::Paint(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FLOATERS);
|
|
if (NS_FAILED(rv)) return rv;
|
|
rv = nsStackFrame::Paint(aPresContext, aRenderingContext, aDirtyRect, NS_FRAME_PAINT_LAYER_FOREGROUND);
|
|
}
|
|
DO_GLOBAL_REFLOW_COUNT_DSP("nsTextControlFrame", &aRenderingContext);
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetFrameForPoint(nsIPresContext* aPresContext,
|
|
const nsPoint& aPoint,
|
|
nsFramePaintLayer aWhichLayer,
|
|
nsIFrame** aFrame)
|
|
{
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
if (aWhichLayer == NS_FRAME_PAINT_LAYER_FOREGROUND) {
|
|
rv = nsStackFrame::GetFrameForPoint(aPresContext, aPoint,
|
|
NS_FRAME_PAINT_LAYER_FOREGROUND, aFrame);
|
|
if (NS_SUCCEEDED(rv))
|
|
return NS_OK;
|
|
rv = nsStackFrame::GetFrameForPoint(aPresContext, aPoint,
|
|
NS_FRAME_PAINT_LAYER_FLOATERS, aFrame);
|
|
if (NS_SUCCEEDED(rv))
|
|
return NS_OK;
|
|
rv = nsStackFrame::GetFrameForPoint(aPresContext, aPoint,
|
|
NS_FRAME_PAINT_LAYER_BACKGROUND, aFrame);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetPrefSize(nsBoxLayoutState& aState, nsSize& aSize)
|
|
{
|
|
if (!DoesNeedRecalc(mPrefSize)) {
|
|
aSize = mPrefSize;
|
|
return NS_OK;
|
|
}
|
|
|
|
PropagateDebug(aState);
|
|
|
|
aSize.width = 0;
|
|
aSize.height = 0;
|
|
|
|
PRBool collapsed = PR_FALSE;
|
|
IsCollapsed(aState, collapsed);
|
|
if (collapsed)
|
|
return NS_OK;
|
|
|
|
nsIPresContext* presContext = aState.GetPresContext();
|
|
const nsHTMLReflowState* reflowState = aState.GetReflowState();
|
|
nsSize styleSize(CSS_NOTSET,CSS_NOTSET);
|
|
nsFormControlFrame::GetStyleSize(presContext, *reflowState, styleSize);
|
|
|
|
if (!reflowState)
|
|
return NS_OK;
|
|
|
|
InitEditor();
|
|
|
|
if (mState & NS_FRAME_FIRST_REFLOW)
|
|
mNotifyOnInput = PR_TRUE; //its ok to notify now. all has been prepared.
|
|
|
|
nsReflowStatus status;
|
|
nsresult rv = ReflowStandard(presContext, aSize, *reflowState, status);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
AddInset(aSize);
|
|
|
|
mPrefSize = aSize;
|
|
|
|
#ifdef DEBUG_rods
|
|
{
|
|
nsMargin borderPadding(0,0,0,0);
|
|
GetBorderAndPadding(borderPadding);
|
|
nsSize size(169, 24);
|
|
nsSize actual(aSize.width/15,
|
|
aSize.height/15);
|
|
printf("nsGfxText(field) %d,%d %d,%d %d,%d\n",
|
|
size.width, size.height, actual.width, actual.height, actual.width-size.width, actual.height-size.height); // text field
|
|
}
|
|
#endif
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetMinSize(nsBoxLayoutState& aState, nsSize& aSize)
|
|
{
|
|
#define FIX_FOR_BUG_40596
|
|
#ifdef FIX_FOR_BUG_40596
|
|
aSize = mMinSize;
|
|
return NS_OK;
|
|
#else
|
|
return nsBox::GetMinSize(aState, aSize);
|
|
#endif
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetMaxSize(nsBoxLayoutState& aState, nsSize& aSize)
|
|
{
|
|
return nsBox::GetMaxSize(aState, aSize);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetAscent(nsBoxLayoutState& aState, nscoord& aAscent)
|
|
{
|
|
// First calculate the ascent of the text inside
|
|
nsresult rv = nsStackFrame::GetAscent(aState, aAscent);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Now adjust the ascent for our borders and padding
|
|
aAscent += aState.GetReflowState()->mComputedBorderPadding.top;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
//IMPLEMENTING NS_IFORMCONTROLFRAME
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetName(nsAString* aResult)
|
|
{
|
|
return nsFormControlHelper::GetName(mContent, aResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetType(PRInt32* aType) const
|
|
{
|
|
return nsFormControlHelper::GetType(mContent, aType);
|
|
}
|
|
|
|
void nsTextControlFrame::SetFocus(PRBool aOn , PRBool aRepaint){}
|
|
|
|
void nsTextControlFrame::ScrollIntoView(nsIPresContext* aPresContext)
|
|
{
|
|
if (aPresContext) {
|
|
nsCOMPtr<nsIPresShell> presShell;
|
|
aPresContext->GetShell(getter_AddRefs(presShell));
|
|
if (presShell) {
|
|
presShell->ScrollFrameIntoView(this,
|
|
NS_PRESSHELL_SCROLL_IF_NOT_VISIBLE,NS_PRESSHELL_SCROLL_IF_NOT_VISIBLE);
|
|
}
|
|
}
|
|
}
|
|
|
|
void nsTextControlFrame::MouseClicked(nsIPresContext* aPresContext){}
|
|
|
|
nscoord
|
|
nsTextControlFrame::GetVerticalInsidePadding(nsIPresContext* aPresContext,
|
|
float aPixToTwip,
|
|
nscoord aInnerHeight) const
|
|
{
|
|
return NSIntPixelsToTwips(0, aPixToTwip);
|
|
}
|
|
|
|
|
|
//---------------------------------------------------------
|
|
nscoord
|
|
nsTextControlFrame::GetHorizontalInsidePadding(nsIPresContext* aPresContext,
|
|
float aPixToTwip,
|
|
nscoord aInnerWidth,
|
|
nscoord aCharWidth) const
|
|
{
|
|
return GetVerticalInsidePadding(aPresContext, aPixToTwip, aInnerWidth);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::SetSuggestedSize(nscoord aWidth, nscoord aHeight)
|
|
{
|
|
mSuggestedWidth = aWidth;
|
|
mSuggestedHeight = aHeight;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsTextControlFrame::RequiresWidget(PRBool& aRequiresWidget)
|
|
{
|
|
aRequiresWidget = PR_FALSE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetFont(nsIPresContext* aPresContext,
|
|
const nsFont*& aFont)
|
|
{
|
|
return nsFormControlHelper::GetFont(this, aPresContext, mStyleContext, aFont);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetFormContent(nsIContent*& aContent) const
|
|
{
|
|
nsIContent* content;
|
|
nsresult rv;
|
|
|
|
rv = GetContent(&content);
|
|
aContent = content;
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP nsTextControlFrame::SetProperty(nsIPresContext* aPresContext, nsIAtom* aName, const nsAString& aValue)
|
|
{
|
|
if (!mIsProcessing)//some kind of lock.
|
|
{
|
|
mIsProcessing = PR_TRUE;
|
|
|
|
if (nsHTMLAtoms::value == aName)
|
|
{
|
|
if (mEditor) {
|
|
mEditor->EnableUndo(PR_FALSE); // wipe out undo info
|
|
}
|
|
if (mEditor && mUseEditor) {
|
|
// If the editor exists, the control needs to be informed that the value
|
|
// has changed.
|
|
SetValueChanged(PR_TRUE);
|
|
}
|
|
SetValue(aValue); // set new text value
|
|
if (mEditor) {
|
|
mEditor->EnableUndo(PR_TRUE); // fire up a new txn stack
|
|
}
|
|
}
|
|
else if (nsHTMLAtoms::select == aName && mSelCon)
|
|
{
|
|
// select all the text
|
|
SelectAllContents();
|
|
}
|
|
mIsProcessing = PR_FALSE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetProperty(nsIAtom* aName, nsAString& aValue)
|
|
{
|
|
// Return the value of the property from the widget it is not null.
|
|
// If widget is null, assume the widget is GFX-rendered and return a member variable instead.
|
|
|
|
if (nsHTMLAtoms::value == aName) {
|
|
GetValue(aValue, PR_FALSE);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetEditor(nsIEditor **aEditor)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEditor);
|
|
*aEditor = mEditor;
|
|
NS_IF_ADDREF(*aEditor);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::OwnsValue(PRBool* aOwnsValue)
|
|
{
|
|
NS_PRECONDITION(aOwnsValue, "aOwnsValue must be non-null");
|
|
*aOwnsValue = mUseEditor;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetTextLength(PRInt32* aTextLength)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aTextLength);
|
|
|
|
nsAutoString textContents;
|
|
GetValue(textContents, PR_FALSE); // this is expensive!
|
|
*aTextLength = textContents.Length();
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetFirstTextNode(nsIDOMCharacterData* *aFirstTextNode)
|
|
{
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
nsCOMPtr<nsIDOMElement> rootElement;
|
|
mEditor->GetRootElement(getter_AddRefs(rootElement));
|
|
*aFirstTextNode = nsnull;
|
|
|
|
nsCOMPtr<nsIDOMNode> rootNode = do_QueryInterface(rootElement);
|
|
if (!rootNode) return NS_ERROR_FAILURE;
|
|
|
|
// for a text widget, the text of the document is in a single
|
|
// text node under the body. Let's make sure that's true.
|
|
nsCOMPtr<nsIDOMNodeList> childNodesList;
|
|
rootNode->GetChildNodes(getter_AddRefs(childNodesList));
|
|
if (!childNodesList)
|
|
{
|
|
NS_WARNING("rootNode has no text node list");
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
PRUint32 numChildNodes = 0;
|
|
childNodesList->GetLength(&numChildNodes);
|
|
|
|
nsCOMPtr<nsIDOMNode> firstChild;
|
|
nsresult rv = rootNode->GetFirstChild(getter_AddRefs(firstChild));
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (!firstChild) return NS_ERROR_FAILURE;
|
|
|
|
nsCOMPtr<nsIDOMCharacterData> charDataNode = do_QueryInterface(firstChild, &rv);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
NS_ADDREF(*aFirstTextNode = charDataNode);
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsTextControlFrame::SelectAllContents()
|
|
{
|
|
nsresult rv;
|
|
|
|
if (IsSingleLineTextControl())
|
|
{
|
|
rv = SetSelectionRange(0, eSelectToEnd);
|
|
}
|
|
else
|
|
{
|
|
// we have to select all
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
NS_ASSERTION(mEditor, "Should have an editor here");
|
|
rv = mEditor->SelectAll();
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsTextControlFrame::SetSelectionEndPoints(PRInt32 aSelStart, PRInt32 aSelEnd)
|
|
{
|
|
NS_ASSERTION(IsSingleLineTextControl() || IsTextArea(), "Should only call this on a single line input");
|
|
NS_ASSERTION(mEditor, "Should have an editor here");
|
|
NS_ASSERTION(mTextSelImpl,"selection not found!");
|
|
|
|
nsCOMPtr<nsIDOMCharacterData> firstTextNode;
|
|
nsresult rv = GetFirstTextNode(getter_AddRefs(firstTextNode));
|
|
if (NS_FAILED(rv) || !firstTextNode)
|
|
{
|
|
// probably an empty document. not an error
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCOMPtr<nsIDOMNode> firstNode = do_QueryInterface(firstTextNode, &rv);
|
|
if (!firstNode) return rv;
|
|
|
|
// constrain the selection to this node
|
|
PRUint32 nodeLengthU;
|
|
firstTextNode->GetLength(&nodeLengthU);
|
|
PRInt32 nodeLength = (PRInt32)nodeLengthU;
|
|
|
|
nsCOMPtr<nsISelection> selection;
|
|
mTextSelImpl->GetSelection(nsISelectionController::SELECTION_NORMAL,getter_AddRefs(selection));
|
|
if (!selection) return NS_ERROR_FAILURE;
|
|
|
|
// are we setting both start and end?
|
|
if (aSelStart != eIgnoreSelect && aSelEnd != eIgnoreSelect)
|
|
{
|
|
if (aSelStart == eSelectToEnd || aSelStart > nodeLength)
|
|
aSelStart = nodeLength;
|
|
if (aSelStart < 0)
|
|
aSelStart = 0;
|
|
|
|
if (aSelEnd == eSelectToEnd || aSelEnd > nodeLength)
|
|
aSelEnd = nodeLength;
|
|
if (aSelEnd < 0)
|
|
aSelEnd = 0;
|
|
|
|
// remove existing ranges
|
|
selection->RemoveAllRanges();
|
|
|
|
nsCOMPtr<nsIDOMRange> selectionRange(do_CreateInstance(kRangeCID,&rv));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
selectionRange->SetStart(firstTextNode, aSelStart);
|
|
selectionRange->SetEnd(firstTextNode, aSelEnd);
|
|
|
|
selection->AddRange(selectionRange);
|
|
}
|
|
else // we're setting either start or end but not both
|
|
{
|
|
// does a range exist?
|
|
nsCOMPtr<nsIDOMRange> firstRange;
|
|
selection->GetRangeAt(0, getter_AddRefs(firstRange));
|
|
PRBool mustAdd = PR_FALSE;
|
|
PRInt32 selStart = 0, selEnd = 0;
|
|
|
|
if (firstRange)
|
|
{
|
|
firstRange->GetStartOffset(&selStart);
|
|
firstRange->GetEndOffset(&selEnd);
|
|
}
|
|
else
|
|
{
|
|
// no range. Make a new one.
|
|
firstRange = do_CreateInstance(kRangeCID,&rv);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
mustAdd = PR_TRUE;
|
|
}
|
|
|
|
if (aSelStart == eSelectToEnd)
|
|
selStart = nodeLength;
|
|
else if (aSelStart != eIgnoreSelect)
|
|
selStart = aSelStart;
|
|
|
|
if (aSelEnd == eSelectToEnd)
|
|
selEnd = nodeLength;
|
|
else if (aSelEnd != eIgnoreSelect)
|
|
selEnd = aSelEnd;
|
|
|
|
// swap them
|
|
if (selEnd < selStart)
|
|
{
|
|
PRInt32 temp = selStart;
|
|
selStart = selEnd;
|
|
selEnd = temp;
|
|
}
|
|
|
|
firstRange->SetStart(firstTextNode, selStart);
|
|
firstRange->SetEnd(firstTextNode, selEnd);
|
|
if (mustAdd)
|
|
selection->AddRange(firstRange);
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::SetSelectionRange(PRInt32 aSelStart, PRInt32 aSelEnd)
|
|
{
|
|
if (!IsSingleLineTextControl()) return NS_ERROR_NOT_IMPLEMENTED;
|
|
|
|
// make sure we have an editor
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return SetSelectionEndPoints(aSelStart, aSelEnd);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::SetSelectionStart(PRInt32 aSelectionStart)
|
|
{
|
|
if (!IsSingleLineTextControl() && !IsTextArea()) return NS_ERROR_NOT_IMPLEMENTED;
|
|
|
|
// make sure we have an editor
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return SetSelectionEndPoints(aSelectionStart, eIgnoreSelect);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::SetSelectionEnd(PRInt32 aSelectionEnd)
|
|
{
|
|
if (!IsSingleLineTextControl() && !IsTextArea()) return NS_ERROR_NOT_IMPLEMENTED;
|
|
|
|
// make sure we have an editor
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
return SetSelectionEndPoints(eIgnoreSelect, aSelectionEnd);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetSelectionRange(PRInt32* aSelectionStart, PRInt32* aSelectionEnd)
|
|
{
|
|
NS_ENSURE_ARG_POINTER((aSelectionStart && aSelectionEnd));
|
|
|
|
// make sure we have an editor
|
|
if (!mEditor)
|
|
return NS_ERROR_NOT_INITIALIZED;
|
|
|
|
*aSelectionStart = 0;
|
|
*aSelectionEnd = 0;
|
|
|
|
nsCOMPtr<nsISelection> selection;
|
|
mTextSelImpl->GetSelection(nsISelectionController::SELECTION_NORMAL,getter_AddRefs(selection));
|
|
if (!selection) return NS_ERROR_FAILURE;
|
|
|
|
// we should have only zero or one range
|
|
PRInt32 numRanges = 0;
|
|
selection->GetRangeCount(&numRanges);
|
|
if (numRanges > 1)
|
|
{
|
|
NS_ASSERTION(0, "Found more than on range in GetSelectionRange");
|
|
}
|
|
|
|
if (numRanges != 0)
|
|
{
|
|
nsCOMPtr<nsIDOMRange> firstRange;
|
|
selection->GetRangeAt(0, getter_AddRefs(firstRange));
|
|
if (!firstRange)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
if (IsSingleLineTextControl() || IsTextArea())
|
|
{
|
|
firstRange->GetStartOffset(aSelectionStart);
|
|
firstRange->GetEndOffset(aSelectionEnd);
|
|
}
|
|
else//multiline
|
|
{
|
|
//mContent = parent. iterate over each child.
|
|
//when text nodes are reached add text length.
|
|
//if you find range-startoffset,startnode then mark aSelecitonStart
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
nsCOMPtr<nsIDOMNode> contentNode;
|
|
nsCOMPtr<nsIDOMNode> curNode;
|
|
contentNode = do_QueryInterface(mContent);
|
|
if (!contentNode || NS_FAILED(rv = contentNode->GetFirstChild(getter_AddRefs(curNode))) || !curNode)
|
|
return rv;
|
|
nsCOMPtr<nsIDOMNode> startParent;
|
|
nsCOMPtr<nsIDOMNode> endParent;
|
|
PRInt32 startOffset;
|
|
PRInt32 endOffset;
|
|
|
|
firstRange->GetStartContainer(getter_AddRefs(startParent));
|
|
firstRange->GetStartOffset(&startOffset);
|
|
firstRange->GetEndContainer(getter_AddRefs(endParent));
|
|
firstRange->GetEndOffset(&endOffset);
|
|
|
|
PRInt32 currentTextOffset = 0;
|
|
|
|
while(curNode)
|
|
{
|
|
nsCOMPtr<nsIDOMText> domText;
|
|
domText = do_QueryInterface(curNode);
|
|
if (contentNode == startParent)
|
|
{
|
|
if (domText)
|
|
*aSelectionStart = currentTextOffset + startOffset;
|
|
else
|
|
*aSelectionStart = currentTextOffset;
|
|
}
|
|
if (curNode == endParent)
|
|
{
|
|
if (domText)
|
|
*aSelectionEnd = currentTextOffset + endOffset;
|
|
else
|
|
*aSelectionEnd = currentTextOffset;
|
|
break;
|
|
}
|
|
if (domText)
|
|
{
|
|
PRUint32 length;
|
|
if (NS_SUCCEEDED(domText->GetLength(&length)))
|
|
currentTextOffset += length;
|
|
}
|
|
else
|
|
++currentTextOffset;
|
|
}
|
|
if (!curNode) //something went very wrong...
|
|
{
|
|
*aSelectionEnd = *aSelectionStart;//couldnt find the end
|
|
}
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetSelectionContr(nsISelectionController **aSelCon)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aSelCon);
|
|
NS_IF_ADDREF(*aSelCon = mSelCon);
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
/////END INTERFACE IMPLEMENTATIONS
|
|
|
|
////NSIFRAME
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::AttributeChanged(nsIPresContext* aPresContext,
|
|
nsIContent* aChild,
|
|
PRInt32 aNameSpaceID,
|
|
nsIAtom* aAttribute,
|
|
PRInt32 aModType,
|
|
PRInt32 aHint)
|
|
{
|
|
if (!mEditor || !mSelCon) {return NS_ERROR_NOT_INITIALIZED;}
|
|
nsresult rv = NS_OK;
|
|
|
|
if (nsHTMLAtoms::value == aAttribute)
|
|
{
|
|
// XXX If this should happen when value= attribute is set, shouldn't it
|
|
// happen when .value is set too?
|
|
if (aHint != NS_STYLE_HINT_REFLOW)
|
|
nsFormControlHelper::StyleChangeReflow(aPresContext, this);
|
|
}
|
|
else if (nsHTMLAtoms::maxlength == aAttribute)
|
|
{
|
|
PRInt32 maxLength;
|
|
nsresult rv = GetMaxLength(&maxLength);
|
|
|
|
nsCOMPtr<nsIPlaintextEditor> textEditor = do_QueryInterface(mEditor);
|
|
if (textEditor)
|
|
{
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
{ // set the maxLength attribute
|
|
textEditor->SetMaxTextLength(maxLength);
|
|
// if maxLength>docLength, we need to truncate the doc content
|
|
}
|
|
else { // unset the maxLength attribute
|
|
textEditor->SetMaxTextLength(-1);
|
|
}
|
|
}
|
|
}
|
|
else if (mEditor && nsHTMLAtoms::readonly == aAttribute)
|
|
{
|
|
nsresult rv = DoesAttributeExist(nsHTMLAtoms::readonly);
|
|
PRUint32 flags;
|
|
mEditor->GetFlags(&flags);
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
{ // set readonly
|
|
flags |= nsIPlaintextEditor::eEditorReadonlyMask;
|
|
if (mSelCon)
|
|
mSelCon->SetCaretEnabled(PR_FALSE);
|
|
}
|
|
else
|
|
{ // unset readonly
|
|
flags &= ~(nsIPlaintextEditor::eEditorReadonlyMask);
|
|
if (mSelCon && !(flags & nsIPlaintextEditor::eEditorDisabledMask))
|
|
mSelCon->SetCaretEnabled(PR_TRUE);
|
|
}
|
|
mEditor->SetFlags(flags);
|
|
}
|
|
else if (mEditor && nsHTMLAtoms::disabled == aAttribute)
|
|
{
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
rv = aPresContext->GetShell(getter_AddRefs(shell));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!shell)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
rv = DoesAttributeExist(nsHTMLAtoms::disabled);
|
|
PRUint32 flags;
|
|
mEditor->GetFlags(&flags);
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
{ // set disabled
|
|
flags |= nsIPlaintextEditor::eEditorDisabledMask;
|
|
if (mSelCon)
|
|
{
|
|
mSelCon->SetCaretEnabled(PR_FALSE);
|
|
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_OFF);
|
|
}
|
|
}
|
|
else
|
|
{ // unset disabled
|
|
flags &= ~(nsIPlaintextEditor::eEditorDisabledMask);
|
|
if (mSelCon)
|
|
{
|
|
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_HIDDEN);
|
|
}
|
|
}
|
|
mEditor->SetFlags(flags);
|
|
}
|
|
else if ((nsHTMLAtoms::size == aAttribute ||
|
|
nsHTMLAtoms::rows == aAttribute ||
|
|
nsHTMLAtoms::cols == aAttribute) && aHint != NS_STYLE_HINT_REFLOW) {
|
|
// XXX Bug 34573 & 50280
|
|
// The following code should be all we need for these two bugs (it does work for bug 50280)
|
|
// This doesn't wrong entirely for rows/cols, the borders don't get painted
|
|
// to fix that I have added a REFLOW hint in nsHTMLTextAreaElement::GetMappedAttributeImpact
|
|
// but it appears there are some problems when you hold down the return key
|
|
mPrefSize.width = -1;
|
|
mPrefSize.height = -1;
|
|
nsFormControlHelper::StyleChangeReflow(aPresContext, this);
|
|
}
|
|
// Allow the base class to handle common attributes supported
|
|
// by all form elements...
|
|
else {
|
|
rv = nsBoxFrame::AttributeChanged(aPresContext, aChild, aNameSpaceID, aAttribute, aModType, aHint);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetText(nsString* aText)
|
|
{
|
|
nsresult rv = NS_CONTENT_ATTR_NOT_THERE;
|
|
if (IsSingleLineTextControl()) {
|
|
// If we're going to remove newlines anyway, ignore the wrap property
|
|
GetValue(*aText, PR_TRUE);
|
|
RemoveNewlines(*aText);
|
|
} else {
|
|
nsCOMPtr<nsIDOMHTMLTextAreaElement> textArea = do_QueryInterface(mContent);
|
|
if (textArea) {
|
|
if (mEditor) {
|
|
nsCOMPtr<nsIEditorIMESupport> imeSupport = do_QueryInterface(mEditor);
|
|
if (imeSupport)
|
|
imeSupport->ForceCompositionEnd();
|
|
}
|
|
rv = textArea->GetValue(*aText);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
|
|
|
|
///END NSIFRAME OVERLOADS
|
|
/////BEGIN PROTECTED METHODS
|
|
|
|
void nsTextControlFrame::RemoveNewlines(nsString &aString)
|
|
{
|
|
// strip CR/LF and null
|
|
static const char badChars[] = {10, 13, 0};
|
|
aString.StripChars(badChars);
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsTextControlFrame::GetMaxLength(PRInt32* aSize)
|
|
{
|
|
*aSize = -1;
|
|
nsresult rv = NS_CONTENT_ATTR_NOT_THERE;
|
|
|
|
nsCOMPtr<nsIHTMLContent> content(do_QueryInterface(mContent));
|
|
|
|
if (content) {
|
|
nsHTMLValue value;
|
|
rv = content->GetHTMLAttribute(nsHTMLAtoms::maxlength, value);
|
|
if (eHTMLUnit_Integer == value.GetUnit()) {
|
|
*aSize = value.GetIntValue();
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsTextControlFrame::DoesAttributeExist(nsIAtom *aAtt)
|
|
{
|
|
nsresult rv = NS_CONTENT_ATTR_NOT_THERE;
|
|
|
|
nsCOMPtr<nsIHTMLContent> content(do_QueryInterface(mContent));
|
|
|
|
if (content) {
|
|
nsHTMLValue value;
|
|
rv = content->GetHTMLAttribute(aAtt, value);
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
// this is where we propagate a content changed event
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::InternalContentChanged()
|
|
{
|
|
NS_PRECONDITION(mContent, "illegal to call unless we map to a content node");
|
|
|
|
if (!mContent) { return NS_ERROR_NULL_POINTER; }
|
|
|
|
if (PR_FALSE==mNotifyOnInput) {
|
|
return NS_OK; // if notification is turned off, just return ok
|
|
}
|
|
|
|
// Dispatch the change event
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
nsGUIEvent event;
|
|
event.eventStructType = NS_GUI_EVENT;
|
|
event.widget = nsnull;
|
|
event.message = NS_FORM_INPUT;
|
|
event.flags = NS_EVENT_FLAG_INIT;
|
|
|
|
// Have the content handle the event, propagating it according to normal DOM rules.
|
|
nsWeakPtr &shell = mTextSelImpl->GetPresShell();
|
|
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(shell);
|
|
if (!presShell)
|
|
return NS_ERROR_FAILURE;
|
|
nsCOMPtr<nsIPresContext> context;
|
|
if (NS_SUCCEEDED(presShell->GetPresContext(getter_AddRefs(context))) && context)
|
|
return presShell->HandleEventWithTarget(&event, nsnull, mContent, NS_EVENT_FLAG_INIT, &status);
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
nsresult
|
|
nsTextControlFrame::InitFocusedValue()
|
|
{
|
|
return GetText(&mFocusedValue);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::CheckFireOnChange()
|
|
{
|
|
nsString value;
|
|
GetText(&value);
|
|
if (!mFocusedValue.Equals(value))//different fire onchange
|
|
{
|
|
mFocusedValue = value;
|
|
FireOnChange();
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsTextControlFrame::FireOnChange()
|
|
{
|
|
// Dispatch th1e change event
|
|
nsCOMPtr<nsIContent> content;
|
|
if (NS_SUCCEEDED(GetFormContent(*getter_AddRefs(content))))
|
|
{
|
|
nsEventStatus status = nsEventStatus_eIgnore;
|
|
nsInputEvent event;
|
|
event.eventStructType = NS_INPUT_EVENT;
|
|
event.widget = nsnull;
|
|
event.message = NS_FORM_CHANGE;
|
|
event.flags = NS_EVENT_FLAG_INIT;
|
|
event.isShift = PR_FALSE;
|
|
event.isControl = PR_FALSE;
|
|
event.isAlt = PR_FALSE;
|
|
event.isMeta = PR_FALSE;
|
|
|
|
// Have the content handle the event.
|
|
nsWeakPtr &shell = mTextSelImpl->GetPresShell();
|
|
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(shell);
|
|
NS_ENSURE_TRUE(presShell, NS_ERROR_FAILURE);
|
|
nsCOMPtr<nsIPresContext> context;
|
|
if (NS_SUCCEEDED(presShell->GetPresContext(getter_AddRefs(context))) && context)
|
|
return presShell->HandleEventWithTarget(&event, nsnull, mContent, NS_EVENT_FLAG_INIT, &status);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
//======
|
|
//privates
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetValue(nsAString& aValue, PRBool aIgnoreWrap)
|
|
{
|
|
aValue.Truncate(); // initialize out param
|
|
|
|
if (mEditor && mUseEditor)
|
|
{
|
|
PRUint32 flags = nsIDocumentEncoder::OutputLFLineBreak;;
|
|
|
|
if (PR_TRUE==IsPlainTextControl())
|
|
{
|
|
flags |= nsIDocumentEncoder::OutputBodyOnly;
|
|
}
|
|
|
|
flags |= nsIDocumentEncoder::OutputPreformatted;
|
|
|
|
if (!aIgnoreWrap) {
|
|
nsFormControlHelper::nsHTMLTextWrap wrapProp;
|
|
nsresult rv = nsFormControlHelper::GetWrapPropertyEnum(mContent, wrapProp);
|
|
if (rv != NS_CONTENT_ATTR_NOT_THERE) {
|
|
if (wrapProp == nsFormControlHelper::eHTMLTextWrap_Hard)
|
|
{
|
|
flags |= nsIDocumentEncoder::OutputWrap;
|
|
}
|
|
}
|
|
}
|
|
|
|
mEditor->OutputToString(NS_LITERAL_STRING("text/plain"), flags, aValue);
|
|
}
|
|
else
|
|
{
|
|
// Otherwise get the value from content.
|
|
nsCOMPtr<nsIDOMHTMLInputElement> inputControl = do_QueryInterface(mContent);
|
|
if (inputControl)
|
|
{
|
|
inputControl->GetValue(aValue);
|
|
}
|
|
else
|
|
{
|
|
nsCOMPtr<nsIDOMHTMLTextAreaElement> textareaControl
|
|
= do_QueryInterface(mContent);
|
|
if (textareaControl)
|
|
{
|
|
textareaControl->GetValue(aValue);
|
|
}
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
// END IMPLEMENTING NS_IFORMCONTROLFRAME
|
|
|
|
void
|
|
nsTextControlFrame::SetValue(const nsAString& aValue)
|
|
{
|
|
if (mEditor && mUseEditor)
|
|
{
|
|
nsAutoString currentValue;
|
|
GetValue(currentValue, PR_FALSE);
|
|
if (IsSingleLineTextControl())
|
|
{
|
|
RemoveNewlines(currentValue);
|
|
}
|
|
// this is necessary to avoid infinite recursion
|
|
if (!currentValue.Equals(aValue))
|
|
{
|
|
nsCOMPtr<nsISelection> domSel;
|
|
nsCOMPtr<nsISelectionPrivate> selPriv;
|
|
mSelCon->GetSelection(nsISelectionController::SELECTION_NORMAL, getter_AddRefs(domSel));
|
|
if (domSel)
|
|
{
|
|
selPriv = do_QueryInterface(domSel);
|
|
if (selPriv)
|
|
selPriv->StartBatchChanges();
|
|
}
|
|
// \r is an illegal character in the dom, but people use them,
|
|
// so convert windows and mac platform linebreaks to \n:
|
|
// Unfortunately aValue is declared const, so we have to copy
|
|
// in order to do this substitution.
|
|
currentValue.Assign(aValue);
|
|
nsFormControlHelper::PlatformToDOMLineBreaks(currentValue);
|
|
|
|
nsCOMPtr<nsIDOMDocument>domDoc;
|
|
nsresult rv = mEditor->GetDocument(getter_AddRefs(domDoc));
|
|
if (NS_FAILED(rv)) return;
|
|
if (!domDoc) return;
|
|
mSelCon->SelectAll();
|
|
nsCOMPtr<nsIPlaintextEditor> htmlEditor = do_QueryInterface(mEditor);
|
|
if (!htmlEditor) return;
|
|
|
|
// get the flags, remove readonly and disabled, set the value,
|
|
// restore flags
|
|
PRUint32 flags, savedFlags;
|
|
mEditor->GetFlags(&savedFlags);
|
|
flags = savedFlags;
|
|
flags &= ~(nsIPlaintextEditor::eEditorDisabledMask);
|
|
flags &= ~(nsIPlaintextEditor::eEditorReadonlyMask);
|
|
mEditor->SetFlags(flags);
|
|
if (currentValue.Length() < 1)
|
|
mEditor->DeleteSelection(nsIEditor::eNone);
|
|
else {
|
|
nsCOMPtr<nsIPlaintextEditor> textEditor = do_QueryInterface(mEditor);
|
|
if (textEditor)
|
|
textEditor->InsertText(currentValue);
|
|
}
|
|
mEditor->SetFlags(savedFlags);
|
|
if (selPriv)
|
|
selPriv->EndBatchChanges();
|
|
}
|
|
|
|
if (mScrollableView)
|
|
{
|
|
// Scroll the upper left corner of the text control's
|
|
// content area back into view.
|
|
|
|
mScrollableView->ScrollTo(0, 0, NS_VMREFRESH_NO_SYNC);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Otherwise set the value in content.
|
|
nsCOMPtr<nsITextControlElement> textControl = do_QueryInterface(mContent);
|
|
if (textControl)
|
|
{
|
|
textControl->SetValueGuaranteed(aValue, this);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::SetInitialChildList(nsIPresContext* aPresContext,
|
|
nsIAtom* aListName,
|
|
nsIFrame* aChildList)
|
|
{
|
|
/*nsIFrame *list = aChildList;
|
|
nsFrameState frameState;
|
|
while (list)
|
|
{
|
|
list->GetFrameState(&frameState);
|
|
frameState |= NS_FRAME_INDEPENDENT_SELECTION;
|
|
list->SetFrameState(frameState);
|
|
list->GetNextSibling(&list);
|
|
}
|
|
*/
|
|
nsresult rv = nsBoxFrame::SetInitialChildList(aPresContext, aListName, aChildList);
|
|
if (mEditor)
|
|
mEditor->PostCreate();
|
|
//look for scroll view below this frame go along first child list
|
|
nsIFrame *first;
|
|
FirstChild(aPresContext,nsnull, &first);
|
|
|
|
// Mark the scroll frame as being a reflow root. This will allow
|
|
// incremental reflows to be initiated at the scroll frame, rather
|
|
// than descending from the root frame of the frame hierarchy.
|
|
nsFrameState state;
|
|
first->GetFrameState(&state);
|
|
state |= NS_FRAME_REFLOW_ROOT;
|
|
first->SetFrameState(state);
|
|
|
|
//we must turn off scrollbars for singleline text controls
|
|
PRInt32 type;
|
|
GetType(&type);
|
|
if ((NS_FORM_INPUT_TEXT == type) || (NS_FORM_INPUT_PASSWORD == type))
|
|
{
|
|
nsIScrollableFrame *scrollableFrame = nsnull;
|
|
if (first)
|
|
first->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void **) &scrollableFrame);
|
|
if (scrollableFrame)
|
|
scrollableFrame->SetScrollbarVisibility(aPresContext,PR_FALSE,PR_FALSE);
|
|
}
|
|
|
|
//register keylistener
|
|
nsCOMPtr<nsIDOMEventReceiver> erP;
|
|
if (NS_SUCCEEDED(mContent->QueryInterface(NS_GET_IID(nsIDOMEventReceiver), getter_AddRefs(erP))) && erP)
|
|
{
|
|
// register the event listeners with the DOM event reveiver
|
|
|
|
nsCOMPtr<nsIDOMEventGroup> sysGroup;
|
|
rv = erP->GetSystemEventGroup(getter_AddRefs(sysGroup));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
nsCOMPtr<nsIDOM3EventTarget> dom3Targ(do_QueryInterface(erP));
|
|
if (dom3Targ) {
|
|
rv = dom3Targ->AddGroupedEventListener(NS_LITERAL_STRING("keypress"),
|
|
NS_STATIC_CAST(nsIDOMKeyListener *,mTextListener),
|
|
PR_FALSE, sysGroup);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to register key listener");
|
|
}
|
|
}
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to register event listeners on nsTextControlFrame");
|
|
|
|
|
|
rv = erP->AddEventListenerByIID(NS_STATIC_CAST(nsIDOMFocusListener *,mTextListener), NS_GET_IID(nsIDOMFocusListener));
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to register focus listener");
|
|
nsCOMPtr<nsIPresShell> shell;
|
|
nsresult rv = aPresContext->GetShell(getter_AddRefs(shell));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!shell)
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
while(first)
|
|
{
|
|
nsIScrollableView *scrollView;
|
|
nsIView *view;
|
|
first->GetView(aPresContext,&view);
|
|
if (view)
|
|
{
|
|
view->QueryInterface(NS_GET_IID(nsIScrollableView),(void **)&scrollView);
|
|
if (scrollView)
|
|
{
|
|
mScrollableView = scrollView; // Note: views are not addref'd
|
|
mTextSelImpl->SetScrollableView(scrollView);
|
|
break;
|
|
}
|
|
}
|
|
first->FirstChild(aPresContext,nsnull, &first);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
PRInt32
|
|
nsTextControlFrame::GetWidthInCharacters() const
|
|
{
|
|
// see if there's a COL attribute, if so it wins
|
|
nsCOMPtr<nsIHTMLContent> content;
|
|
nsresult rv = mContent->QueryInterface(NS_GET_IID(nsIHTMLContent), getter_AddRefs(content));
|
|
if (NS_SUCCEEDED(rv) && content)
|
|
{
|
|
nsHTMLValue resultValue;
|
|
rv = content->GetHTMLAttribute(nsHTMLAtoms::cols, resultValue);
|
|
if (NS_CONTENT_ATTR_NOT_THERE != rv)
|
|
{
|
|
if (resultValue.GetUnit() == eHTMLUnit_Integer)
|
|
{
|
|
return (resultValue.GetIntValue());
|
|
}
|
|
}
|
|
}
|
|
|
|
// otherwise, see if CSS has a width specified. If so, work backwards to get the
|
|
// number of characters this width represents.
|
|
|
|
|
|
// otherwise, the default is just returned.
|
|
return DEFAULT_COLUMN_WIDTH;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::GetScrollableView(nsIScrollableView** aView)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
*aView = mScrollableView;
|
|
if (mScrollableView && !IsScrollable()) {
|
|
nsIView *view = 0;
|
|
nsIScrollableView* scrollableView = 0;
|
|
rv = mScrollableView->QueryInterface(NS_GET_IID(nsIView), (void**)&view);
|
|
while (view) {
|
|
rv = view->QueryInterface(NS_GET_IID(nsIScrollableView), (void **)&scrollableView);
|
|
if (NS_SUCCEEDED(rv) && scrollableView)
|
|
*aView = scrollableView;
|
|
view->GetParent(view);
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
PRBool
|
|
nsTextControlFrame::IsScrollable() const
|
|
{
|
|
return !IsSingleLineTextControl();
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::OnContentReset()
|
|
{
|
|
return NS_OK;
|
|
}
|
|
|
|
void
|
|
nsTextControlFrame::SetValueChanged(PRBool aValueChanged)
|
|
{
|
|
nsCOMPtr<nsITextControlElement> elem = do_QueryInterface(mContent);
|
|
if (elem) {
|
|
elem->SetValueChanged(aValueChanged);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsTextControlFrame::HandleEvent(nsIPresContext* aPresContext,
|
|
nsGUIEvent* aEvent,
|
|
nsEventStatus* aEventStatus)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aEventStatus);
|
|
|
|
// temp fix until Bug 124990 gets fixed
|
|
PRBool isPaginated = PR_FALSE;
|
|
aPresContext->IsPaginated(&isPaginated);
|
|
if (isPaginated && NS_IS_MOUSE_EVENT(aEvent)) {
|
|
return NS_OK;
|
|
}
|
|
|
|
return nsStackFrame::HandleEvent(aPresContext, aEvent, aEventStatus);
|
|
|
|
}
|
|
|
|
|