зеркало из https://github.com/mozilla/pjs.git
971 строка
24 KiB
C++
971 строка
24 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* 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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*/
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#include "nsIEditor.h"
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#include "nsIHTMLEditor.h"
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#include "nsIEditorShell.h"
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#include "nsIDOMSelection.h"
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#include "nsIDOMNode.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMWindow.h"
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#include "nsIDOMDocument.h"
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#include "nsIClipboard.h"
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#include "nsXPIDLString.h"
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#include "nsComposerCommands.h"
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nsBaseComposerCommand::nsBaseComposerCommand()
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{
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NS_INIT_REFCNT();
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}
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NS_IMPL_ISUPPORTS(nsBaseComposerCommand, NS_GET_IID(nsIControllerCommand));
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//--------------------------------------------------------------------------------------------------------------------
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nsresult
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nsBaseComposerCommand::GetInterfaceNode(const PRUnichar* nodeID, nsIEditorShell* editorShell, nsIDOMElement **outNode)
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//--------------------------------------------------------------------------------------------------------------------
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{
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*outNode = nsnull;
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NS_ASSERTION(editorShell, "Should have an editorShell here");
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nsCOMPtr<nsIDOMWindow> webshellWindow;
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editorShell->GetWebShellWindow(getter_AddRefs(webshellWindow));
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if (!webshellWindow) return NS_ERROR_FAILURE;
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nsCOMPtr<nsIDOMDocument> chromeDoc;
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webshellWindow->GetDocument(getter_AddRefs(chromeDoc));
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if (!chromeDoc) return NS_ERROR_FAILURE;
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nsCOMPtr<nsIDOMElement> elem;
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return chromeDoc->GetElementById(nsAutoString(nodeID), outNode);
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}
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//--------------------------------------------------------------------------------------------------------------------
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nsresult
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nsBaseComposerCommand::GetCommandNodeState(const PRUnichar *aCommand, nsIEditorShell* editorShell, nsString& outNodeState)
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//--------------------------------------------------------------------------------------------------------------------
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{
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nsCOMPtr<nsIDOMElement> uiNode;
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GetInterfaceNode(aCommand, editorShell, getter_AddRefs(uiNode));
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if (!uiNode) return NS_ERROR_FAILURE;
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return uiNode->GetAttribute(NS_ConvertASCIItoUCS2("state").GetUnicode(), outNodeState);
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}
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//--------------------------------------------------------------------------------------------------------------------
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nsresult
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nsBaseComposerCommand::SetCommandNodeState(const PRUnichar *aCommand, nsIEditorShell* editorShell, const nsString& inNodeState)
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//--------------------------------------------------------------------------------------------------------------------
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{
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nsCOMPtr<nsIDOMElement> uiNode;
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GetInterfaceNode(aCommand, editorShell, getter_AddRefs(uiNode));
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if (!uiNode) return NS_ERROR_FAILURE;
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return uiNode->SetAttribute(NS_ConvertASCIItoUCS2("state").GetUnicode(), inNodeState);
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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nsBaseStateUpdatingCommand::nsBaseStateUpdatingCommand(const char* aTagName)
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: nsBaseComposerCommand()
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, mTagName(aTagName)
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{
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}
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nsBaseStateUpdatingCommand::~nsBaseStateUpdatingCommand()
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{
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}
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NS_IMPL_ISUPPORTS_INHERITED1(nsBaseStateUpdatingCommand, nsBaseComposerCommand, nsIStateUpdatingControllerCommand);
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NS_IMETHODIMP
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nsBaseStateUpdatingCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (!editorShell) return NS_OK;
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// check for plain text?
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nsCOMPtr<nsIEditor> editor;
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editorShell->GetEditor(getter_AddRefs(editor));
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if (!editor) return NS_OK;
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*outCmdEnabled = PR_TRUE;
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// also udpate the command state
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return UpdateCommandState(aCommand, refCon);
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}
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NS_IMETHODIMP
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nsBaseStateUpdatingCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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if (!editorShell) return NS_ERROR_NOT_INITIALIZED;
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nsresult rv = ToggleState(editorShell, mTagName);
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if (NS_FAILED(rv)) return rv;
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return UpdateCommandState(aCommand, refCon);
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}
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NS_IMETHODIMP
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nsBaseStateUpdatingCommand::UpdateCommandState(const PRUnichar *aCommandName, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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{
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PRBool stateIsSet;
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rv = GetCurrentState(editorShell, mTagName, stateIsSet);
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if (NS_FAILED(rv)) return rv;
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if (!mGotState || (stateIsSet != mState))
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{
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// poke the UI
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SetCommandNodeState(aCommandName, editorShell, NS_ConvertASCIItoUCS2(stateIsSet ? "true" : "false"));
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mGotState = PR_TRUE;
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mState = stateIsSet;
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}
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsCloseCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (editorShell)
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{
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*outCmdEnabled = PR_TRUE; // check if loading etc?
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsCloseCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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{
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PRBool wasConfirmed;
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rv = editorShell->CloseWindow(&wasConfirmed);
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsPrintingCommands::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (!editorShell) return NS_OK;
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nsAutoString cmdString(aCommand);
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if (cmdString.EqualsWithConversion("cmd_print"))
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*outCmdEnabled = PR_TRUE;
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else if (cmdString.EqualsWithConversion("cmd_printSetup"))
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*outCmdEnabled = PR_FALSE; // not implemented yet
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else if (cmdString.EqualsWithConversion("cmd_printPreview"))
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*outCmdEnabled = PR_FALSE; // not implemented yet
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return NS_OK;
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}
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NS_IMETHODIMP
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nsPrintingCommands::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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if (!editorShell) return NS_ERROR_NULL_POINTER;
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nsresult rv = NS_OK;
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nsAutoString cmdString(aCommand);
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if (cmdString.EqualsWithConversion("cmd_print"))
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rv = editorShell->Print();
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else if (cmdString.EqualsWithConversion("cmd_printSetup"))
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rv = NS_ERROR_NOT_IMPLEMENTED;
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else if (cmdString.EqualsWithConversion("cmd_printPreview"))
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rv = NS_ERROR_NOT_IMPLEMENTED;
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsSaveCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (editorShell)
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{
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PRBool docModified;
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if (NS_SUCCEEDED(editorShell->GetDocumentModified(&docModified)))
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*outCmdEnabled = docModified;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSaveCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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{
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PRBool wasSaved;
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rv = editorShell->SaveDocument(PR_FALSE, PR_FALSE, &wasSaved);
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsSaveAsCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = (editorShell.get() != nsnull);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSaveAsCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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{
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PRBool wasSaved;
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rv = editorShell->SaveDocument(PR_TRUE, PR_FALSE, &wasSaved);
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsPasteQuotationCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (editorShell)
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{
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nsCOMPtr<nsIEditor> editor;
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editorShell->GetEditor(getter_AddRefs(editor));
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if (editor)
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editor->CanPaste(nsIClipboard::kGlobalClipboard, *outCmdEnabled);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsPasteQuotationCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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{
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rv = editorShell->PasteAsQuotation(nsIClipboard::kGlobalClipboard);
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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nsStyleUpdatingCommand::nsStyleUpdatingCommand(const char* aTagName)
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: nsBaseStateUpdatingCommand(aTagName)
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{
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}
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nsresult
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nsStyleUpdatingCommand::GetCurrentState(nsIEditorShell *aEditorShell, const char* aTagName, PRBool& outStyleSet)
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{
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NS_ASSERTION(aEditorShell, "Need editor shell here");
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nsresult rv = NS_OK;
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PRBool firstOfSelectionHasProp = PR_FALSE;
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PRBool anyOfSelectionHasProp = PR_FALSE;
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PRBool allOfSelectionHasProp = PR_FALSE;
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nsCOMPtr<nsIEditor> editor;
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aEditorShell->GetEditor(getter_AddRefs(editor));
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nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
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if (!htmlEditor) return NS_ERROR_NOT_INITIALIZED;
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nsCOMPtr<nsIAtom> styleAtom = getter_AddRefs(NS_NewAtom(aTagName));
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rv = htmlEditor->GetInlineProperty(styleAtom, nsnull, nsnull, firstOfSelectionHasProp, anyOfSelectionHasProp, allOfSelectionHasProp);
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outStyleSet = allOfSelectionHasProp; // change this to alter the behaviour
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return rv;
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}
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nsresult
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nsStyleUpdatingCommand::ToggleState(nsIEditorShell *aEditorShell, const char* aTagName)
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{
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PRBool styleSet;
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nsresult rv = GetCurrentState(aEditorShell, aTagName, styleSet);
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if (NS_FAILED(rv)) return rv;
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nsAutoString tagName; tagName.AssignWithConversion(aTagName);
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if (styleSet)
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rv = aEditorShell->RemoveTextProperty(tagName.GetUnicode(), nsnull);
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else
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rv = aEditorShell->SetTextProperty(tagName.GetUnicode(), nsnull, nsnull);
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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nsListCommand::nsListCommand(const char* aTagName)
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: nsBaseStateUpdatingCommand(aTagName)
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{
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}
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nsresult
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nsListCommand::GetCurrentState(nsIEditorShell *aEditorShell, const char* aTagName, PRBool& outInList)
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{
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NS_ASSERTION(aEditorShell, "Need editorShell here");
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PRBool bMixed;
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PRUnichar *tagStr;
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nsresult rv = aEditorShell->GetListState(&bMixed, &tagStr);
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if (NS_FAILED(rv)) return rv;
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// Need to use mTagName????
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outInList = (0 == nsCRT::strcmp(tagStr, mTagName));
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if (tagStr) nsCRT::free(tagStr);
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return NS_OK;
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}
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nsresult
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nsListCommand::ToggleState(nsIEditorShell *aEditorShell, const char* aTagName)
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{
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PRBool inList;
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// Need to use mTagName????
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nsresult rv = GetCurrentState(aEditorShell, mTagName, inList);
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if (NS_FAILED(rv)) return rv;
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nsAutoString listType; listType.AssignWithConversion(mTagName);
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if (inList)
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rv = aEditorShell->RemoveList(listType.GetUnicode());
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else
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rv = aEditorShell->MakeOrChangeList(listType.GetUnicode());
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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nsListItemCommand::nsListItemCommand(const char* aTagName)
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: nsBaseStateUpdatingCommand(aTagName)
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{
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}
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nsresult
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nsListItemCommand::GetCurrentState(nsIEditorShell *aEditorShell, const char* aTagName, PRBool& outInList)
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{
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NS_ASSERTION(aEditorShell, "Need editorShell here");
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PRBool bMixed;
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PRUnichar *tagStr;
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nsresult rv = aEditorShell->GetListItemState(&bMixed, &tagStr);
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if (NS_FAILED(rv)) return rv;
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outInList = (0 == nsCRT::strcmp(tagStr, mTagName));
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if (tagStr) nsCRT::free(tagStr);
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return NS_OK;
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}
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nsresult
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nsListItemCommand::ToggleState(nsIEditorShell *aEditorShell, const char* aTagName)
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{
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NS_ASSERTION(aEditorShell, "Need editorShell here");
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nsCOMPtr<nsIEditor> editor;
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aEditorShell->GetEditor(getter_AddRefs(editor));
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if (!editor) return NS_ERROR_UNEXPECTED;
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nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
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if (!htmlEditor) return NS_ERROR_NOT_INITIALIZED;
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PRBool inList;
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// Need to use mTagName????
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nsresult rv = GetCurrentState(aEditorShell, mTagName, inList);
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if (NS_FAILED(rv)) return rv;
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if (inList)
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{
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// To remove a list, first get what kind of list we're in
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PRBool bMixed;
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PRUnichar *tagStr;
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rv = aEditorShell->GetListState(&bMixed, &tagStr);
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if (NS_FAILED(rv)) return rv;
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if (tagStr)
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{
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if (!bMixed)
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{
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nsAutoString listType(tagStr);
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rv = htmlEditor->RemoveList(listType);
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}
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nsCRT::free(tagStr);
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}
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}
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else
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{
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nsAutoString itemType; itemType.AssignWithConversion(mTagName);
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// Set to the requested paragraph type
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//XXX Note: This actually doesn't work for "LI",
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// but we currently don't use this for non DL lists anyway.
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// Problem: won't this replace any current block paragraph style?
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rv = htmlEditor->SetParagraphFormat(itemType);
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}
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return rv;
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}
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#ifdef XP_MAC
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#pragma mark -
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#endif
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NS_IMETHODIMP
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nsRemoveListCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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*outCmdEnabled = PR_FALSE;
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if (editorShell)
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{
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// It is enabled if we are in any list type
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PRBool bMixed;
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PRUnichar *tagStr;
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nsresult rv = editorShell->GetListState(&bMixed, &tagStr);
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if (NS_FAILED(rv)) return rv;
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*outCmdEnabled = (*tagStr != nsnull);
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsRemoveListCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
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{
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nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
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nsresult rv = NS_OK;
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if (editorShell)
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// This removes any list type
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rv = editorShell->RemoveList(nsnull);
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsIndentCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
*outCmdEnabled = PR_TRUE; // can always indent (I guess)
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsIndentCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
nsAutoString indentStr; indentStr.AssignWithConversion("indent");
|
|
rv = editorShell->Indent(indentStr.GetUnicode());
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsOutdentCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
|
|
if (htmlEditor)
|
|
{
|
|
PRBool canIndent, canOutdent;
|
|
htmlEditor->GetIndentState(canIndent, canOutdent);
|
|
|
|
*outCmdEnabled = canOutdent;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsOutdentCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
nsAutoString indentStr; indentStr.AssignWithConversion("outdent");
|
|
rv = editorShell->Indent(indentStr.GetUnicode());
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
|
|
nsMultiStateCommand::nsMultiStateCommand()
|
|
: nsBaseComposerCommand()
|
|
, mGotState(PR_FALSE)
|
|
{
|
|
}
|
|
|
|
nsMultiStateCommand::~nsMultiStateCommand()
|
|
{
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS_INHERITED1(nsMultiStateCommand, nsBaseComposerCommand, nsIStateUpdatingControllerCommand);
|
|
|
|
NS_IMETHODIMP
|
|
nsMultiStateCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
{
|
|
// should be disabled sometimes, like if the current selection is an image
|
|
*outCmdEnabled = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return UpdateCommandState(aCommand, refCon);
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsMultiStateCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
// we have to grab the state attribute on our command node to find out
|
|
// what format to set the paragraph to
|
|
nsAutoString stateAttribute;
|
|
rv = GetCommandNodeState(aCommand, editorShell, stateAttribute);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
rv = SetState(editorShell, stateAttribute);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsMultiStateCommand::UpdateCommandState(const PRUnichar *aCommandName, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
nsString curFormat;
|
|
PRBool isMixed;
|
|
|
|
rv = GetCurrentState(editorShell, curFormat, isMixed);
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
if (isMixed)
|
|
curFormat.AssignWithConversion("mixed");
|
|
|
|
if (!mGotState || (curFormat != mStateString))
|
|
{
|
|
// poke the UI
|
|
SetCommandNodeState(aCommandName, editorShell, curFormat);
|
|
|
|
mGotState = PR_TRUE;
|
|
mStateString = curFormat;
|
|
}
|
|
}
|
|
return rv;
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
nsParagraphStateCommand::nsParagraphStateCommand()
|
|
: nsMultiStateCommand()
|
|
{
|
|
}
|
|
|
|
nsresult
|
|
nsParagraphStateCommand::GetCurrentState(nsIEditorShell *aEditorShell, nsString& outStateString, PRBool& outMixed)
|
|
{
|
|
NS_ASSERTION(aEditorShell, "Need an editor shell here");
|
|
|
|
nsCOMPtr<nsIEditor> editor;
|
|
aEditorShell->GetEditor(getter_AddRefs(editor));
|
|
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
|
|
if (!htmlEditor) return NS_ERROR_FAILURE;
|
|
return htmlEditor->GetParagraphState(outMixed, outStateString);
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsParagraphStateCommand::SetState(nsIEditorShell *aEditorShell, nsString& newState)
|
|
{
|
|
NS_ASSERTION(aEditorShell, "Need an editor shell here");
|
|
|
|
nsCOMPtr<nsIEditor> editor;
|
|
aEditorShell->GetEditor(getter_AddRefs(editor));
|
|
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
|
|
if (!htmlEditor) return NS_ERROR_FAILURE;
|
|
|
|
return htmlEditor->SetParagraphFormat(newState);
|
|
}
|
|
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
nsFontFaceStateCommand::nsFontFaceStateCommand()
|
|
: nsMultiStateCommand()
|
|
{
|
|
}
|
|
|
|
nsresult
|
|
nsFontFaceStateCommand::GetCurrentState(nsIEditorShell *aEditorShell, nsString& outStateString, PRBool& outMixed)
|
|
{
|
|
NS_ASSERTION(aEditorShell, "Need an editor shell here");
|
|
|
|
nsCOMPtr<nsIEditor> editor;
|
|
aEditorShell->GetEditor(getter_AddRefs(editor));
|
|
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
|
|
if (!htmlEditor) return NS_ERROR_FAILURE;
|
|
|
|
return htmlEditor->GetFontFaceState(outMixed, outStateString);
|
|
}
|
|
|
|
|
|
nsresult
|
|
nsFontFaceStateCommand::SetState(nsIEditorShell *aEditorShell, nsString& newState)
|
|
{
|
|
NS_ASSERTION(aEditorShell, "Need an editor shell here");
|
|
|
|
nsCOMPtr<nsIEditor> editor;
|
|
aEditorShell->GetEditor(getter_AddRefs(editor));
|
|
nsCOMPtr<nsIHTMLEditor> htmlEditor = do_QueryInterface(editor);
|
|
if (!htmlEditor) return NS_ERROR_FAILURE;
|
|
|
|
nsresult rv;
|
|
|
|
NS_ConvertASCIItoUCS2 emptyString("");
|
|
NS_ConvertASCIItoUCS2 fontString("font");
|
|
NS_ConvertASCIItoUCS2 faceString("face");
|
|
|
|
nsCOMPtr<nsIAtom> ttAtom = getter_AddRefs(NS_NewAtom("tt"));
|
|
nsCOMPtr<nsIAtom> fontAtom = getter_AddRefs(NS_NewAtom("font"));
|
|
|
|
if (newState.EqualsWithConversion("tt"))
|
|
{
|
|
// The old "teletype" attribute
|
|
rv = htmlEditor->SetInlineProperty(ttAtom, &emptyString, &emptyString);
|
|
// Clear existing font face
|
|
rv = htmlEditor->RemoveInlineProperty(fontAtom, &faceString);
|
|
}
|
|
else
|
|
{
|
|
// Remove any existing TT nodes
|
|
rv = htmlEditor->RemoveInlineProperty(ttAtom, &emptyString);
|
|
|
|
if (newState == emptyString || newState.EqualsWithConversion("normal")) {
|
|
rv = htmlEditor->RemoveInlineProperty(fontAtom, &faceString);
|
|
} else {
|
|
rv = htmlEditor->SetInlineProperty(fontAtom, &faceString, &newState);
|
|
}
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsAlignCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
{
|
|
*outCmdEnabled = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsAlignCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
// we have to grab the state attribute on our command node to find out
|
|
// what format to set the paragraph to
|
|
nsAutoString stateAttribute;
|
|
rv = GetCommandNodeState(aCommand, editorShell, stateAttribute);
|
|
if (NS_FAILED(rv)) return rv;
|
|
rv = editorShell->Align(stateAttribute.GetUnicode());
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsRemoveStylesCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
{
|
|
// test if we have any styles?
|
|
*outCmdEnabled = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsRemoveStylesCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
rv = editorShell->RemoveTextProperty(NS_ConvertASCIItoUCS2("all").GetUnicode(), NS_ConvertASCIItoUCS2("").GetUnicode());
|
|
if (NS_FAILED(rv)) return rv;
|
|
|
|
// now get all the style buttons to update
|
|
nsCOMPtr<nsIDOMWindow> contentWindow;
|
|
editorShell->GetContentWindow(getter_AddRefs(contentWindow));
|
|
if (contentWindow)
|
|
contentWindow->UpdateCommands(NS_ConvertASCIItoUCS2("style"));
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsIncreaseFontSizeCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
{
|
|
// test if we are at the max size?
|
|
*outCmdEnabled = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsIncreaseFontSizeCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
rv = editorShell->IncreaseFontSize();
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
#ifdef XP_MAC
|
|
#pragma mark -
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
nsDecreaseFontSizeCommand::IsCommandEnabled(const PRUnichar *aCommand, nsISupports * refCon, PRBool *outCmdEnabled)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
*outCmdEnabled = PR_FALSE;
|
|
if (editorShell)
|
|
{
|
|
nsCOMPtr<nsIEditor> editor;
|
|
editorShell->GetEditor(getter_AddRefs(editor));
|
|
if (editor)
|
|
{
|
|
// test if we are at the min size?
|
|
*outCmdEnabled = PR_TRUE;
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsDecreaseFontSizeCommand::DoCommand(const PRUnichar *aCommand, nsISupports * refCon)
|
|
{
|
|
nsCOMPtr<nsIEditorShell> editorShell = do_QueryInterface(refCon);
|
|
|
|
nsresult rv = NS_OK;
|
|
if (editorShell)
|
|
{
|
|
rv = editorShell->DecreaseFontSize();
|
|
}
|
|
|
|
return rv;
|
|
}
|