Files
Mozilla/mozilla/widget/src/windows/nsMenu.cpp
saari%netscape.com 917def8e97 fixing menu bug
git-svn-id: svn://10.0.0.236/trunk@28201 18797224-902f-48f8-a5cc-f745e15eee43
1999-04-20 01:18:55 +00:00

690 lines
19 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "nsMenu.h"
#include "nsIMenu.h"
#include "nsIMenuItem.h"
#include "nsToolkit.h"
#include "nsColor.h"
#include "nsGUIEvent.h"
#include "nsString.h"
#include "nsStringUtil.h"
#include <windows.h>
#include "nsIAppShell.h"
#include "nsGUIEvent.h"
#include "nsIDeviceContext.h"
#include "nsRect.h"
#include "nsGfxCIID.h"
#include "nsMenuItem.h"
#include "nsCOMPtr.h"
#include "nsIMenuListener.h"
#include "nsIComponentManager.h"
static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
static NS_DEFINE_IID(kIMenuIID, NS_IMENU_IID);
static NS_DEFINE_IID(kIMenuBarIID, NS_IMENUBAR_IID);
static NS_DEFINE_IID(kIMenuItemIID, NS_IMENUITEM_IID);
#include "nsWidgetsCID.h"
static NS_DEFINE_IID(kMenuBarCID, NS_MENUBAR_CID);
static NS_DEFINE_IID(kMenuCID, NS_MENU_CID);
static NS_DEFINE_IID(kMenuItemCID, NS_MENUITEM_CID);
nsresult nsMenu::QueryInterface(REFNSIID aIID, void** aInstancePtr)
{
if (NULL == aInstancePtr) {
return NS_ERROR_NULL_POINTER;
}
*aInstancePtr = NULL;
if (aIID.Equals(kIMenuIID)) {
*aInstancePtr = (void*)(nsIMenu*) this;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kIMenuListenerIID)) {
*aInstancePtr = (void*)(nsIMenuListener*)this;
NS_ADDREF_THIS();
return NS_OK;
}
if (aIID.Equals(kISupportsIID)) {
*aInstancePtr = (void*)(nsISupports*)(nsIMenu*)this;
NS_ADDREF_THIS();
return NS_OK;
}
return NS_NOINTERFACE;
}
NS_IMPL_ADDREF(nsMenu)
NS_IMPL_RELEASE(nsMenu)
//-------------------------------------------------------------------------
//
// nsMenu constructor
//
//-------------------------------------------------------------------------
nsMenu::nsMenu() : nsIMenu()
{
NS_INIT_REFCNT();
mMenu = nsnull;
mMenuBarParent = nsnull;
mMenuParent = nsnull;
mListener = nsnull;
nsresult result = NS_NewISupportsArray(&mItems);
mDOMNode = nsnull;
mDOMElement = nsnull;
mWebShell = nsnull;
}
//-------------------------------------------------------------------------
//
// nsMenu destructor
//
//-------------------------------------------------------------------------
nsMenu::~nsMenu()
{
NS_IF_RELEASE(mMenuBarParent);
NS_IF_RELEASE(mMenuParent);
NS_IF_RELEASE(mListener);
// Remove all references to the items
mItems->Clear();
}
//-------------------------------------------------------------------------
//
// Create the proper widget
//
//-------------------------------------------------------------------------
NS_METHOD nsMenu::Create(nsISupports *aParent, const nsString &aLabel)
{
if(aParent)
{
nsIMenuBar * menubar = nsnull;
aParent->QueryInterface(kIMenuBarIID, (void**) &menubar);
if(menubar)
{
mMenuBarParent = menubar;
//NS_ADDREF(mMenuBarParent);
NS_RELEASE(menubar); // Balance the QI
}
else
{
nsIMenu * menu = nsnull;
aParent->QueryInterface(kIMenuIID, (void**) &menu);
if(menu)
{
mMenuParent = menu;
//NS_ADDREF(mMenuParent);
NS_RELEASE(menu); // Balance the QI
}
}
}
mLabel = aLabel;
mMenu = CreateMenu();
return NS_OK;
}
/*
//-------------------------------------------------------------------------
NS_METHOD nsMenu::Create(nsIMenu *aParent, const nsString &aLabel)
{
mMenuParent = aParent;
NS_ADDREF(mMenuParent);
mLabel = aLabel;
mMenu = CreateMenu();
return NS_OK;
}
*/
//-------------------------------------------------------------------------
NS_METHOD nsMenu::GetParent(nsISupports*& aParent)
{
aParent = nsnull;
if (nsnull != mMenuParent) {
return mMenuParent->QueryInterface(kISupportsIID,(void**)&aParent);
} else if (nsnull != mMenuBarParent) {
return mMenuBarParent->QueryInterface(kISupportsIID,(void**)&aParent);
}
return NS_ERROR_FAILURE;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::GetLabel(nsString &aText)
{
aText = mLabel;
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::SetLabel(const nsString &aText)
{
mLabel = aText;
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::AddItem(nsISupports * aItem)
{
if(aItem)
{
// Figure out what we're adding
nsIMenuItem * menuitem = nsnull;
aItem->QueryInterface(kIMenuItemIID, (void**) &menuitem);
if(menuitem)
{
// case menuitem
AddMenuItem(menuitem);
NS_RELEASE(menuitem);
}
else
{
nsIMenu * menu = nsnull;
aItem->QueryInterface(kIMenuIID, (void**) &menu);
if(menu)
{
// case menu
AddMenu(menu);
NS_RELEASE(menu);
}
}
}
return NS_OK;
}
//-------------------------------------------------------------------------
// This does not return a ref counted object
// This is NOT an nsIMenu method
nsIMenuBar * nsMenu::GetMenuBar(nsIMenu * aMenu)
{
if (!aMenu) {
return nsnull;
}
nsMenu * menu = (nsMenu *)aMenu;
if (menu->GetMenuBarParent()) {
return menu->GetMenuBarParent();
}
if (menu->GetMenuParent()) {
return GetMenuBar(menu->GetMenuParent());
}
return nsnull;
}
//-------------------------------------------------------------------------
// This does not return a ref counted object
// This is NOT an nsIMenu method
nsIWidget * nsMenu::GetParentWidget()
{
nsIWidget * parent = nsnull;
nsIMenuBar * menuBar = GetMenuBar(this);
if (menuBar) {
menuBar->GetParent(parent);
}
return parent;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::AddMenuItem(nsIMenuItem * aMenuItem)
{
return InsertItemAt(mItems->Count(), (nsISupports *)aMenuItem);
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::AddMenu(nsIMenu * aMenu)
{
return InsertItemAt(mItems->Count(), (nsISupports *)aMenu);
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::AddSeparator()
{
InsertSeparator(mItems->Count());
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::GetItemCount(PRUint32 &aCount)
{
aCount = mItems->Count();
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::GetItemAt(const PRUint32 aCount, nsISupports *& aMenuItem)
{
aMenuItem = (nsISupports *)mItems->ElementAt(aCount);
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::InsertItemAt(const PRUint32 aCount, nsISupports * aMenuItem)
{
nsString name;
BOOL status = FALSE;
mItems->InsertElementAt(aMenuItem, (PRInt32)aCount);
nsCOMPtr<nsIMenuItem> menuItem(do_QueryInterface(aMenuItem));
if (menuItem) {
menuItem->GetLabel(name);
nsIWidget * win = GetParentWidget();
PRInt32 id = ((nsWindow *)win)->GetNewCmdMenuId();
((nsMenuItem *)((nsIMenuItem *)menuItem))->SetCmdId(id);
char * nameStr = GetACPString(name);
MENUITEMINFO menuInfo;
menuInfo.cbSize = sizeof(menuInfo);
menuInfo.fMask = MIIM_TYPE | MIIM_ID;
menuInfo.fType = MFT_STRING;
menuInfo.dwTypeData = nameStr;
menuInfo.wID = (DWORD)id;
menuInfo.cch = strlen(nameStr);
status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
delete[] nameStr;
} else {
nsCOMPtr<nsIMenu> menu(do_QueryInterface(aMenuItem));
if (menu) {
nsString name;
menu->GetLabel(name);
//mItems->AppendElement((nsISupports *)(nsIMenu *)menu);
char * nameStr = GetACPString(name);
HMENU nativeMenuHandle;
void * voidData;
menu->GetNativeData(&voidData);
nativeMenuHandle = (HMENU)voidData;
MENUITEMINFO menuInfo;
menuInfo.cbSize = sizeof(menuInfo);
menuInfo.fMask = MIIM_SUBMENU | MIIM_TYPE;
menuInfo.hSubMenu = nativeMenuHandle;
menuInfo.fType = MFT_STRING;
menuInfo.dwTypeData = nameStr;
BOOL status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
delete[] nameStr;
}
}
return (status ? NS_OK : NS_ERROR_FAILURE);
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::InsertSeparator(const PRUint32 aCount)
{
nsMenuItem * item = new nsMenuItem();
item->Create(this);
mItems->InsertElementAt((nsISupports *)(nsIMenuItem *)item, (PRInt32)aCount);
MENUITEMINFO menuInfo;
menuInfo.cbSize = sizeof(menuInfo);
menuInfo.fMask = MIIM_TYPE;
menuInfo.fType = MFT_SEPARATOR;
BOOL status = ::InsertMenuItem(mMenu, aCount, TRUE, &menuInfo);
return (status ? NS_OK : NS_ERROR_FAILURE);
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::RemoveItem(const PRUint32 aCount)
{
//nsISupports * supports = (nsISupports *)mItems->ElementAt(aCount);
mItems->RemoveElementAt(aCount);
return (::RemoveMenu(mMenu, aCount, MF_BYPOSITION) ? NS_OK:NS_ERROR_FAILURE);
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::RemoveAll()
{
while (mItems->Count()) {
mItems->RemoveElementAt(0);
::RemoveMenu(mMenu, 0, MF_BYPOSITION);
}
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::GetNativeData(void ** aData)
{
*aData = (void *)mMenu;
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::AddMenuListener(nsIMenuListener * aMenuListener)
{
NS_IF_RELEASE(mListener);
mListener = aMenuListener;
NS_ADDREF(mListener);
return NS_OK;
}
//-------------------------------------------------------------------------
NS_METHOD nsMenu::RemoveMenuListener(nsIMenuListener * aMenuListener)
{
if (aMenuListener == mListener) {
NS_IF_RELEASE(mListener);
}
return NS_OK;
}
//-------------------------------------------------------------------------
// nsIMenuListener interface
//-------------------------------------------------------------------------
nsEventStatus nsMenu::MenuItemSelected(const nsMenuEvent & aMenuEvent)
{
#ifdef saari_debug
char* menuLabel = GetACPString(mLabel);
printf("Menu Item Selected %s\n", menuLabel);
delete[] menuLabel;
#endif
if (nsnull != mListener) {
NS_ASSERTION(false, "get debugger");
mListener->MenuSelected(aMenuEvent);
}
return nsEventStatus_eIgnore;
}
nsEventStatus nsMenu::MenuSelected(const nsMenuEvent & aMenuEvent)
{
#ifdef saari_debug
char* menuLabel = GetACPString(mLabel);
printf("Menu Selected %s\n", menuLabel);
delete[] menuLabel;
#endif
if (nsnull != mListener) {
NS_ASSERTION(false, "get debugger");
mListener->MenuSelected(aMenuEvent);
}
return nsEventStatus_eIgnore;
}
//-------------------------------------------------------------------------
nsEventStatus nsMenu::MenuDeselected(const nsMenuEvent & aMenuEvent)
{
char* menuLabel = GetACPString(mLabel);
printf("Menu Deselected %s\n", menuLabel);
delete[] menuLabel;
if (nsnull != mListener) {
mListener->MenuDeselected(aMenuEvent);
}
return nsEventStatus_eIgnore;
}
//-------------------------------------------------------------------------
nsEventStatus nsMenu::MenuConstruct(
const nsMenuEvent & aMenuEvent,
nsIWidget * aParentWindow,
void * menuNode,
void * aWebShell)
{
if(menuNode){
//menuNode = mDOMNode;
SetDOMNode((nsIDOMNode*)menuNode);
}
if(!aWebShell){
aWebShell = mWebShell;
}
printf("nsMenu::MenuConstruct called \n");
// Begin menuitem inner loop
nsCOMPtr<nsIDOMNode> menuitemNode;
((nsIDOMNode*)mDOMNode)->GetFirstChild(getter_AddRefs(menuitemNode));
while (menuitemNode) {
nsCOMPtr<nsIDOMElement> menuitemElement(do_QueryInterface(menuitemNode));
if (menuitemElement) {
nsString menuitemNodeType;
nsString menuitemName;
menuitemElement->GetNodeName(menuitemNodeType);
if (menuitemNodeType.Equals("menuitem")) {
// LoadMenuItem
LoadMenuItem(this, menuitemElement, menuitemNode, (nsIWebShell*)aWebShell);
} else if (menuitemNodeType.Equals("separator")) {
AddSeparator();
} else if (menuitemNodeType.Equals("menu")) {
// Load a submenu
LoadSubMenu(this, menuitemElement, menuitemNode);
}
}
nsCOMPtr<nsIDOMNode> oldmenuitemNode(menuitemNode);
oldmenuitemNode->GetNextSibling(getter_AddRefs(menuitemNode));
} // end menu item innner loop
return nsEventStatus_eIgnore;
}
//-------------------------------------------------------------------------
nsEventStatus nsMenu::MenuDestruct(const nsMenuEvent & aMenuEvent)
{
printf("nsMenu::MenuDestruct called \n");
RemoveAll();
return nsEventStatus_eIgnore;
}
//----------------------------------------
void nsMenu::LoadMenuItem(
nsIMenu * pParentMenu,
nsIDOMElement * menuitemElement,
nsIDOMNode * menuitemNode,
nsIWebShell * aWebShell)
{
nsString menuitemName;
nsString menuitemCmd;
menuitemElement->GetAttribute(nsAutoString("name"), menuitemName);
menuitemElement->GetAttribute(nsAutoString("cmd"), menuitemCmd);
// Create nsMenuItem
nsIMenuItem * pnsMenuItem = nsnull;
nsresult rv = nsComponentManager::CreateInstance(kMenuItemCID, nsnull, kIMenuItemIID, (void**)&pnsMenuItem);
if (NS_OK == rv) {
pnsMenuItem->Create(pParentMenu, menuitemName, 0);
nsISupports * supports = nsnull;
pnsMenuItem->QueryInterface(kISupportsIID, (void**) &supports);
pParentMenu->AddItem(supports); // Parent should now own menu item
NS_RELEASE(supports);
// Create MenuDelegate - this is the intermediator inbetween
// the DOM node and the nsIMenuItem
// The nsWebShellWindow wacthes for Document changes and then notifies the
// the appropriate nsMenuDelegate object
nsCOMPtr<nsIDOMElement> domElement(do_QueryInterface(menuitemNode));
if (!domElement) {
//return NS_ERROR_FAILURE;
return;
}
nsAutoString cmdAtom("onclick");
nsString cmdName;
domElement->GetAttribute(cmdAtom, cmdName);
pnsMenuItem->SetCommand(cmdName);
// DO NOT use passed in wehshell because of messed up windows dynamic loading
// code.
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;
}