зеркало из https://github.com/mozilla/gecko-dev.git
148 строки
4.7 KiB
C++
148 строки
4.7 KiB
C++
/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
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/*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the 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 Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsCOMPtr.h"
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#include "nsFindDialog.h"
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#include "nsIDOMEvent.h"
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#include "nsIXPBaseWindow.h"
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#include "nsIDOMEventTarget.h"
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#include "nsIDOMHTMLInputElement.h"
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#include "nsIDOMHTMLDocument.h"
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static NS_DEFINE_IID(kIDOMHTMLInputElementIID, NS_IDOMHTMLINPUTELEMENT_IID);
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//-------------------------------------------------------------------------
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//
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// nsFindDialog constructor
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//
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//-------------------------------------------------------------------------
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//-----------------------------------------------------------------
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nsFindDialog::nsFindDialog(nsBrowserWindow * aBrowserWindow) :
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nsBaseDialog(aBrowserWindow),
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mFindBtn(nsnull),
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mSearchDown(PR_TRUE)
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{
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}
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//-----------------------------------------------------------------
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nsFindDialog::~nsFindDialog()
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{
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}
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//---------------------------------------------------------------
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void nsFindDialog::Initialize(nsIXPBaseWindow * aWindow)
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{
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nsBaseDialog::Initialize(aWindow);
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nsIDOMHTMLDocument *doc = nsnull;
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mWindow->GetDocument(doc);
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if (nsnull != doc) {
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doc->GetElementById(NS_ConvertASCIItoUCS2("find"), &mFindBtn);
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doc->GetElementById(NS_ConvertASCIItoUCS2("searchup"), &mUpRB);
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doc->GetElementById(NS_ConvertASCIItoUCS2("searchdown"), &mDwnRB);
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doc->GetElementById(NS_ConvertASCIItoUCS2("matchcase"), &mMatchCaseCB);
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// XXX: Register event listening on each dom element. We should change this so
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// all DOM events are automatically passed through.
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aWindow->AddEventListener(mFindBtn);
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aWindow->AddEventListener(mUpRB);
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aWindow->AddEventListener(mDwnRB);
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SetChecked(mMatchCaseCB, PR_FALSE);
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NS_RELEASE(doc);
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}
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}
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//-----------------------------------------------------------------
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void nsFindDialog::MouseClick(nsIDOMEvent* aMouseEvent, nsIXPBaseWindow * aWindow, PRBool &aStatus)
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{
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// Event Dispatch. This method should not contain
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// anything but calls to methods. This idea is that this dispatch
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// mechanism may be replaced by JavaScript EventHandlers which call the idl'ed
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// interfaces to perform the same operation that is currently being handled by
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// this C++ code.
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nsBaseDialog::MouseClick(aMouseEvent, aWindow, aStatus);
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if (!aStatus) { // is not consumed
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nsCOMPtr<nsIDOMEventTarget> target;
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aMouseEvent->GetTarget(getter_AddRefs(target));
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if (target) {
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nsCOMPtr<nsIDOMElement> node(do_QueryInterface(target));
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if (node.get() == mFindBtn) {
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DoFind();
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}
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}
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}
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}
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//-----------------------------------------------------------------
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void nsFindDialog::Destroy(nsIXPBaseWindow * aWindow)
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{
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// Unregister event listeners that were registered in the
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// Initialize here.
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// XXX: Should change code in XPBaseWindow to automatically unregister
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// all event listening, That way this code will not be necessary.
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aWindow->RemoveEventListener(mFindBtn);
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}
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//---------------------------------------------------------------
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void
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nsFindDialog::DoFind()
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{
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// Now we have the content tree, lets find the
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// widgets holding the info.
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nsIDOMElement * textNode = nsnull;
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nsIDOMHTMLDocument *doc = nsnull;
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mWindow->GetDocument(doc);
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if (nsnull != doc) {
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if (NS_OK == doc->GetElementById(NS_ConvertASCIItoUCS2("query"), &textNode)) {
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nsIDOMHTMLInputElement * element;
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if (NS_OK == textNode->QueryInterface(kIDOMHTMLInputElementIID, (void**) &element)) {
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nsString str;
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PRBool foundIt = PR_FALSE;
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element->GetValue(str);
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PRBool searchDown = IsChecked(mDwnRB);
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PRBool matchcase = IsChecked(mMatchCaseCB);
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mBrowserWindow->FindNext(str, matchcase, searchDown, foundIt);
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if (foundIt) {
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mBrowserWindow->ForceRefresh();
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}
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NS_RELEASE(element);
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}
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NS_RELEASE(textNode);
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}
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NS_RELEASE(doc);
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}
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}
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//---------------------------------------------------------------
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void
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nsFindDialog::DoClose()
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{
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mWindow->SetVisible(PR_FALSE);
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}
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