690 lines
19 KiB
C++
690 lines
19 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 License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsMenu.h"
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#include "nsIMenu.h"
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#include "nsIMenuItem.h"
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#include "nsToolkit.h"
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#include "nsColor.h"
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#include "nsGUIEvent.h"
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#include "nsString.h"
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#include "nsStringUtil.h"
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#include <windows.h>
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#include "nsIAppShell.h"
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#include "nsGUIEvent.h"
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#include "nsIDeviceContext.h"
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#include "nsRect.h"
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#include "nsGfxCIID.h"
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#include "nsMenuItem.h"
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#include "nsCOMPtr.h"
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#include "nsIMenuListener.h"
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#include "nsIComponentManager.h"
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kIMenuIID, NS_IMENU_IID);
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static NS_DEFINE_IID(kIMenuBarIID, NS_IMENUBAR_IID);
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static NS_DEFINE_IID(kIMenuItemIID, NS_IMENUITEM_IID);
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#include "nsWidgetsCID.h"
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static NS_DEFINE_IID(kMenuBarCID, NS_MENUBAR_CID);
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static NS_DEFINE_IID(kMenuCID, NS_MENU_CID);
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static NS_DEFINE_IID(kMenuItemCID, NS_MENUITEM_CID);
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nsresult nsMenu::QueryInterface(REFNSIID aIID, void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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*aInstancePtr = NULL;
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if (aIID.Equals(kIMenuIID)) {
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*aInstancePtr = (void*)(nsIMenu*) this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kIMenuListenerIID)) {
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*aInstancePtr = (void*)(nsIMenuListener*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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if (aIID.Equals(kISupportsIID)) {
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*aInstancePtr = (void*)(nsISupports*)(nsIMenu*)this;
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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NS_IMPL_ADDREF(nsMenu)
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NS_IMPL_RELEASE(nsMenu)
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//-------------------------------------------------------------------------
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//
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// nsMenu constructor
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//
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//-------------------------------------------------------------------------
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nsMenu::nsMenu() : nsIMenu()
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{
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NS_INIT_REFCNT();
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mMenu = nsnull;
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mMenuBarParent = nsnull;
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mMenuParent = nsnull;
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mListener = nsnull;
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nsresult result = NS_NewISupportsArray(&mItems);
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mDOMNode = nsnull;
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mDOMElement = nsnull;
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mWebShell = nsnull;
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}
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//-------------------------------------------------------------------------
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//
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// nsMenu destructor
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//
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//-------------------------------------------------------------------------
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nsMenu::~nsMenu()
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{
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NS_IF_RELEASE(mMenuBarParent);
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NS_IF_RELEASE(mMenuParent);
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NS_IF_RELEASE(mListener);
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// Remove all references to the items
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mItems->Clear();
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}
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//-------------------------------------------------------------------------
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//
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// Create the proper widget
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::Create(nsISupports *aParent, const nsString &aLabel)
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{
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if(aParent)
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{
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nsIMenuBar * menubar = nsnull;
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aParent->QueryInterface(kIMenuBarIID, (void**) &menubar);
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if(menubar)
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{
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mMenuBarParent = menubar;
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//NS_ADDREF(mMenuBarParent);
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NS_RELEASE(menubar); // Balance the QI
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}
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else
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{
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nsIMenu * menu = nsnull;
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aParent->QueryInterface(kIMenuIID, (void**) &menu);
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if(menu)
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{
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mMenuParent = menu;
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//NS_ADDREF(mMenuParent);
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NS_RELEASE(menu); // Balance the QI
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}
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}
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}
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mLabel = aLabel;
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mMenu = CreateMenu();
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return NS_OK;
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}
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/*
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::Create(nsIMenu *aParent, const nsString &aLabel)
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{
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mMenuParent = aParent;
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NS_ADDREF(mMenuParent);
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mLabel = aLabel;
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mMenu = CreateMenu();
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return NS_OK;
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}
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*/
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::GetParent(nsISupports*& aParent)
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{
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aParent = nsnull;
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if (nsnull != mMenuParent) {
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return mMenuParent->QueryInterface(kISupportsIID,(void**)&aParent);
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} else if (nsnull != mMenuBarParent) {
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return mMenuBarParent->QueryInterface(kISupportsIID,(void**)&aParent);
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}
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return NS_ERROR_FAILURE;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::GetLabel(nsString &aText)
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{
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aText = mLabel;
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::SetLabel(const nsString &aText)
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{
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mLabel = aText;
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::AddItem(nsISupports * aItem)
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{
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if(aItem)
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{
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// Figure out what we're adding
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nsIMenuItem * menuitem = nsnull;
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aItem->QueryInterface(kIMenuItemIID, (void**) &menuitem);
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if(menuitem)
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{
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// case menuitem
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AddMenuItem(menuitem);
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NS_RELEASE(menuitem);
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}
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else
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{
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nsIMenu * menu = nsnull;
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aItem->QueryInterface(kIMenuIID, (void**) &menu);
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if(menu)
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{
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// case menu
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AddMenu(menu);
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NS_RELEASE(menu);
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}
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}
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}
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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// This does not return a ref counted object
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// This is NOT an nsIMenu method
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nsIMenuBar * nsMenu::GetMenuBar(nsIMenu * aMenu)
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{
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if (!aMenu) {
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return nsnull;
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}
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nsMenu * menu = (nsMenu *)aMenu;
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if (menu->GetMenuBarParent()) {
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return menu->GetMenuBarParent();
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}
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if (menu->GetMenuParent()) {
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return GetMenuBar(menu->GetMenuParent());
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}
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return nsnull;
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}
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//-------------------------------------------------------------------------
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// This does not return a ref counted object
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// This is NOT an nsIMenu method
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nsIWidget * nsMenu::GetParentWidget()
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{
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nsIWidget * parent = nsnull;
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nsIMenuBar * menuBar = GetMenuBar(this);
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if (menuBar) {
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menuBar->GetParent(parent);
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}
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return parent;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::AddMenuItem(nsIMenuItem * aMenuItem)
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{
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return InsertItemAt(mItems->Count(), (nsISupports *)aMenuItem);
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::AddMenu(nsIMenu * aMenu)
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{
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return InsertItemAt(mItems->Count(), (nsISupports *)aMenu);
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::AddSeparator()
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{
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InsertSeparator(mItems->Count());
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::GetItemCount(PRUint32 &aCount)
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{
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aCount = mItems->Count();
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::GetItemAt(const PRUint32 aCount, nsISupports *& aMenuItem)
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{
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aMenuItem = (nsISupports *)mItems->ElementAt(aCount);
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::InsertItemAt(const PRUint32 aCount, nsISupports * aMenuItem)
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{
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nsString name;
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BOOL status = FALSE;
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mItems->InsertElementAt(aMenuItem, (PRInt32)aCount);
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nsCOMPtr<nsIMenuItem> menuItem(do_QueryInterface(aMenuItem));
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if (menuItem) {
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menuItem->GetLabel(name);
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nsIWidget * win = GetParentWidget();
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PRInt32 id = ((nsWindow *)win)->GetNewCmdMenuId();
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((nsMenuItem *)((nsIMenuItem *)menuItem))->SetCmdId(id);
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char * nameStr = GetACPString(name);
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MENUITEMINFO menuInfo;
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menuInfo.cbSize = sizeof(menuInfo);
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menuInfo.fMask = MIIM_TYPE | MIIM_ID;
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menuInfo.fType = MFT_STRING;
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menuInfo.dwTypeData = nameStr;
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menuInfo.wID = (DWORD)id;
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menuInfo.cch = strlen(nameStr);
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status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
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delete[] nameStr;
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} else {
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nsCOMPtr<nsIMenu> menu(do_QueryInterface(aMenuItem));
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if (menu) {
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nsString name;
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menu->GetLabel(name);
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//mItems->AppendElement((nsISupports *)(nsIMenu *)menu);
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char * nameStr = GetACPString(name);
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HMENU nativeMenuHandle;
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void * voidData;
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menu->GetNativeData(&voidData);
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nativeMenuHandle = (HMENU)voidData;
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MENUITEMINFO menuInfo;
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menuInfo.cbSize = sizeof(menuInfo);
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menuInfo.fMask = MIIM_SUBMENU | MIIM_TYPE;
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menuInfo.hSubMenu = nativeMenuHandle;
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menuInfo.fType = MFT_STRING;
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menuInfo.dwTypeData = nameStr;
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BOOL status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
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delete[] nameStr;
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}
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}
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return (status ? NS_OK : NS_ERROR_FAILURE);
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::InsertSeparator(const PRUint32 aCount)
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{
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nsMenuItem * item = new nsMenuItem();
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item->Create(this);
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mItems->InsertElementAt((nsISupports *)(nsIMenuItem *)item, (PRInt32)aCount);
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MENUITEMINFO menuInfo;
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menuInfo.cbSize = sizeof(menuInfo);
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menuInfo.fMask = MIIM_TYPE;
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menuInfo.fType = MFT_SEPARATOR;
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BOOL status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
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return (status ? NS_OK : NS_ERROR_FAILURE);
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::RemoveItem(const PRUint32 aCount)
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{
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//nsISupports * supports = (nsISupports *)mItems->ElementAt(aCount);
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mItems->RemoveElementAt(aCount);
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return (::RemoveMenu(mMenu, aCount, MF_BYPOSITION) ? NS_OK:NS_ERROR_FAILURE);
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::RemoveAll()
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{
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while (mItems->Count()) {
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mItems->RemoveElementAt(0);
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::RemoveMenu(mMenu, 0, MF_BYPOSITION);
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}
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::GetNativeData(void ** aData)
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{
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*aData = (void *)mMenu;
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::AddMenuListener(nsIMenuListener * aMenuListener)
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{
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NS_IF_RELEASE(mListener);
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mListener = aMenuListener;
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NS_ADDREF(mListener);
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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NS_METHOD nsMenu::RemoveMenuListener(nsIMenuListener * aMenuListener)
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{
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if (aMenuListener == mListener) {
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NS_IF_RELEASE(mListener);
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}
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return NS_OK;
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}
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//-------------------------------------------------------------------------
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// nsIMenuListener interface
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//-------------------------------------------------------------------------
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nsEventStatus nsMenu::MenuItemSelected(const nsMenuEvent & aMenuEvent)
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{
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#ifdef saari_debug
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char* menuLabel = GetACPString(mLabel);
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printf("Menu Item Selected %s\n", menuLabel);
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delete[] menuLabel;
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#endif
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if (nsnull != mListener) {
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NS_ASSERTION(false, "get debugger");
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mListener->MenuSelected(aMenuEvent);
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}
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return nsEventStatus_eIgnore;
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}
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nsEventStatus nsMenu::MenuSelected(const nsMenuEvent & aMenuEvent)
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{
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#ifdef saari_debug
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char* menuLabel = GetACPString(mLabel);
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printf("Menu Selected %s\n", menuLabel);
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delete[] menuLabel;
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#endif
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if (nsnull != mListener) {
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NS_ASSERTION(false, "get debugger");
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mListener->MenuSelected(aMenuEvent);
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}
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return nsEventStatus_eIgnore;
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}
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//-------------------------------------------------------------------------
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nsEventStatus nsMenu::MenuDeselected(const nsMenuEvent & aMenuEvent)
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{
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char* menuLabel = GetACPString(mLabel);
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printf("Menu Deselected %s\n", menuLabel);
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delete[] menuLabel;
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if (nsnull != mListener) {
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mListener->MenuDeselected(aMenuEvent);
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}
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return nsEventStatus_eIgnore;
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}
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//-------------------------------------------------------------------------
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nsEventStatus nsMenu::MenuConstruct(
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const nsMenuEvent & aMenuEvent,
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nsIWidget * aParentWindow,
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void * menuNode,
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void * aWebShell)
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{
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if(menuNode){
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//menuNode = mDOMNode;
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SetDOMNode((nsIDOMNode*)menuNode);
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}
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if(!aWebShell){
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aWebShell = mWebShell;
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}
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printf("nsMenu::MenuConstruct called \n");
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// Begin menuitem inner loop
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nsCOMPtr<nsIDOMNode> menuitemNode;
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((nsIDOMNode*)mDOMNode)->GetFirstChild(getter_AddRefs(menuitemNode));
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while (menuitemNode) {
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nsCOMPtr<nsIDOMElement> menuitemElement(do_QueryInterface(menuitemNode));
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if (menuitemElement) {
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nsString menuitemNodeType;
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nsString menuitemName;
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menuitemElement->GetNodeName(menuitemNodeType);
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if (menuitemNodeType.Equals("menuitem")) {
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// LoadMenuItem
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LoadMenuItem(this, menuitemElement, menuitemNode, (nsIWebShell*)aWebShell);
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} else if (menuitemNodeType.Equals("separator")) {
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AddSeparator();
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} else if (menuitemNodeType.Equals("menu")) {
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// Load a submenu
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LoadSubMenu(this, menuitemElement, menuitemNode);
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}
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}
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nsCOMPtr<nsIDOMNode> oldmenuitemNode(menuitemNode);
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oldmenuitemNode->GetNextSibling(getter_AddRefs(menuitemNode));
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} // end menu item innner loop
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return nsEventStatus_eIgnore;
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}
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//-------------------------------------------------------------------------
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nsEventStatus nsMenu::MenuDestruct(const nsMenuEvent & aMenuEvent)
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{
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printf("nsMenu::MenuDestruct called \n");
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RemoveAll();
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return nsEventStatus_eIgnore;
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}
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//----------------------------------------
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void nsMenu::LoadMenuItem(
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nsIMenu * pParentMenu,
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nsIDOMElement * menuitemElement,
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nsIDOMNode * menuitemNode,
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nsIWebShell * aWebShell)
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{
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nsString menuitemName;
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nsString menuitemCmd;
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menuitemElement->GetAttribute(nsAutoString("name"), menuitemName);
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menuitemElement->GetAttribute(nsAutoString("cmd"), menuitemCmd);
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// Create nsMenuItem
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nsIMenuItem * pnsMenuItem = nsnull;
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nsresult rv = nsComponentManager::CreateInstance(kMenuItemCID, nsnull, kIMenuItemIID, (void**)&pnsMenuItem);
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if (NS_OK == rv) {
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pnsMenuItem->Create(pParentMenu, menuitemName, 0);
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nsISupports * supports = nsnull;
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pnsMenuItem->QueryInterface(kISupportsIID, (void**) &supports);
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pParentMenu->AddItem(supports); // Parent should now own menu item
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NS_RELEASE(supports);
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// Create MenuDelegate - this is the intermediator inbetween
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// the DOM node and the nsIMenuItem
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// The nsWebShellWindow wacthes for Document changes and then notifies the
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// the appropriate nsMenuDelegate object
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nsCOMPtr<nsIDOMElement> domElement(do_QueryInterface(menuitemNode));
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if (!domElement) {
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//return NS_ERROR_FAILURE;
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return;
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}
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nsAutoString cmdAtom("onclick");
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nsString cmdName;
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domElement->GetAttribute(cmdAtom, cmdName);
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pnsMenuItem->SetCommand(cmdName);
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// DO NOT use passed in wehshell because of messed up windows dynamic loading
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// code.
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|
pnsMenuItem->SetWebShell(mWebShell);
|
|
pnsMenuItem->SetDOMElement(domElement);
|
|
//menuDelegate->SetMenuItem(pnsMenuItem);
|
|
//nsIXULCommand * icmd;
|
|
//if (NS_OK == menuDelegate->QueryInterface(kIXULCommandIID, (void**) &icmd)) {
|
|
// mMenuDelegates.AppendElement(icmd);
|
|
// nsCOMPtr<nsIMenuListener> listener(do_QueryInterface(menuDelegate));
|
|
|
|
// if (listener)
|
|
// {
|
|
// pnsMenuItem->AddMenuListener(listener);
|
|
|
|
//#ifdef DEBUG_MENUSDEL
|
|
// printf("Adding menu listener to [%s]\n", menuitemName.ToNewCString());
|
|
//#endif
|
|
// }
|
|
//#ifdef DEBUG_MENUSDEL
|
|
// else
|
|
// {
|
|
// printf("*** NOT Adding menu listener to [%s]\n", menuitemName.ToNewCString());
|
|
// }
|
|
//#endif
|
|
// }
|
|
|
|
NS_RELEASE(pnsMenuItem);
|
|
|
|
}
|
|
//return NS_OK;
|
|
return;
|
|
}
|
|
|
|
//----------------------------------------
|
|
void nsMenu::LoadSubMenu(
|
|
nsIMenu * pParentMenu,
|
|
nsIDOMElement * menuElement,
|
|
nsIDOMNode * menuNode)
|
|
{
|
|
nsString menuName;
|
|
menuElement->GetAttribute(nsAutoString("name"), menuName);
|
|
//printf("Creating Menu [%s] \n", menuName.ToNewCString()); // this leaks
|
|
|
|
// Create nsMenu
|
|
nsIMenu * pnsMenu = nsnull;
|
|
nsresult rv = nsComponentManager::CreateInstance(kMenuCID, nsnull, kIMenuIID, (void**)&pnsMenu);
|
|
if (NS_OK == rv) {
|
|
// Call Create
|
|
nsISupports * supports = nsnull;
|
|
pParentMenu->QueryInterface(kISupportsIID, (void**) &supports);
|
|
pnsMenu->Create(supports, menuName);
|
|
NS_RELEASE(supports); // Balance QI
|
|
|
|
// Set nsMenu Name
|
|
pnsMenu->SetLabel(menuName);
|
|
// Make nsMenu a child of parent nsMenu
|
|
//pParentMenu->AddMenu(pnsMenu);
|
|
supports = nsnull;
|
|
pnsMenu->QueryInterface(kISupportsIID, (void**) &supports);
|
|
pParentMenu->AddItem(supports);
|
|
NS_RELEASE(supports);
|
|
|
|
NS_ASSERTION(mWebShell, "get debugger");
|
|
pnsMenu->SetWebShell(mWebShell);
|
|
pnsMenu->SetDOMNode(menuNode);
|
|
|
|
// Begin menuitem inner loop
|
|
nsCOMPtr<nsIDOMNode> menuitemNode;
|
|
menuNode->GetFirstChild(getter_AddRefs(menuitemNode));
|
|
while (menuitemNode) {
|
|
nsCOMPtr<nsIDOMElement> menuitemElement(do_QueryInterface(menuitemNode));
|
|
if (menuitemElement) {
|
|
nsString menuitemNodeType;
|
|
menuitemElement->GetNodeName(menuitemNodeType);
|
|
|
|
#ifdef DEBUG_saari
|
|
printf("Type [%s] %d\n", menuitemNodeType.ToNewCString(), menuitemNodeType.Equals("separator"));
|
|
#endif
|
|
|
|
if (menuitemNodeType.Equals("menuitem")) {
|
|
// Load a menuitem
|
|
LoadMenuItem(pnsMenu, menuitemElement, menuitemNode, mWebShell);
|
|
} else if (menuitemNodeType.Equals("separator")) {
|
|
pnsMenu->AddSeparator();
|
|
} else if (menuitemNodeType.Equals("menu")) {
|
|
// Add a submenu
|
|
LoadSubMenu(pnsMenu, menuitemElement, menuitemNode);
|
|
}
|
|
}
|
|
nsCOMPtr<nsIDOMNode> oldmenuitemNode(menuitemNode);
|
|
oldmenuitemNode->GetNextSibling(getter_AddRefs(menuitemNode));
|
|
} // end menu item innner loop
|
|
}
|
|
}
|
|
|
|
|
|
//-------------------------------------------------------------------------
|
|
NS_METHOD nsMenu::SetDOMNode(nsIDOMNode * menuNode)
|
|
{
|
|
NS_IF_RELEASE(mDOMNode);
|
|
mDOMNode = menuNode;
|
|
NS_IF_ADDREF(mDOMNode);
|
|
return NS_OK;
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
NS_METHOD nsMenu::SetDOMElement(nsIDOMElement * menuElement)
|
|
{
|
|
NS_IF_RELEASE(mDOMElement);
|
|
mDOMElement = menuElement;
|
|
NS_IF_ADDREF(mDOMElement);
|
|
return NS_OK;
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
NS_METHOD nsMenu::SetWebShell(nsIWebShell * aWebShell)
|
|
{
|
|
NS_IF_RELEASE(mWebShell);
|
|
mWebShell = aWebShell;
|
|
NS_IF_ADDREF(mWebShell);
|
|
return NS_OK;
|
|
} |