зеркало из https://github.com/mozilla/gecko-dev.git
590 строки
17 KiB
C++
590 строки
17 KiB
C++
/* -*- Mode: C++; tab-width: 4; 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 "stdafx.h"
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#include "secnav.h"
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#include "frameglu.h"
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#include "mainfrm.h"
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#include "ipframe.h"
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#include "prefapi.h"
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// Our active frame stack.
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CPtrList CFrameGlue::m_cplActiveFrameStack;
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// A way to correctly get the frame glue out of a frame at run time though
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// the class derivations and casting are not right....
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CFrameGlue *CFrameGlue::GetFrameGlue(CFrameWnd *pFrame) {
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// Use IsKindOf to determine the frame's class type.
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// From there, we can correctly cast the frame window pointer, and
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// further cast to the abstract base class of CFrameGlue.
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CFrameGlue *pRetval = NULL;
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if(pFrame->IsKindOf(RUNTIME_CLASS(CGenericFrame))) {
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pRetval = (CFrameGlue *)((CGenericFrame *)pFrame);
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}
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else if(pFrame->IsKindOf(RUNTIME_CLASS(CInPlaceFrame))) {
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pRetval = (CFrameGlue *)((CInPlaceFrame *)pFrame);
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}
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#ifdef DEBUG
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if(pRetval == NULL) {
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// If you got here, either you need to add appropriate casting statements
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// in the above if to resolve the CFrameGlue, or you have found a bug.
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TRACE("Invalid frame window has no frame glue!\n");
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// ASSERT(0);
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}
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#endif // DEBUG
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return(pRetval);
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}
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CFrameGlue::CFrameGlue() {
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m_pActiveContext = NULL;
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m_pMainContext = NULL;
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m_bCanRestoreState = FALSE;
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m_iCSID = theApp.m_iCSID;
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m_pChrome = NULL;
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// location bar
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// note I just changed this from 1.0 version to be more appropriate chouck 24-jan-95
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XP_Bool bBar;
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PREF_GetBoolPref("browser.chrome.show_url_bar",&bBar);
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m_bLocationBar = bBar;
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// show the starter buttons?
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PREF_GetBoolPref("browser.chrome.show_directory_buttons",&bBar);
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m_bStarter = bBar;
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PREF_GetBoolPref("browser.chrome.show_toolbar",&bBar);
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m_bShowToolbar = bBar;
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// No find replace dialog yet.
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m_pFindReplace = NULL;
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m_pClipChildMap = NULL;
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m_isBackgroundPalette = FALSE;
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}
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CFrameGlue::~CFrameGlue() {
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// Take all entries of this frame in the active frame stack out.
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POSITION pos;
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while( pos = m_cplActiveFrameStack.Find( (LPVOID) this ) ){
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m_cplActiveFrameStack.RemoveAt( pos );
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}
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// When the frame goes down, let the window context know.
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if(GetMainWinContext()) {
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GetMainWinContext()->ClearFrame();
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}
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if( m_pClipChildMap != NULL ) {
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m_pClipChildMap->RemoveAll();
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delete m_pClipChildMap;
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m_pClipChildMap = NULL;
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}
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}
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// Generic way to get a frame out of the context.
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CFrameGlue *GetFrame(MWContext *pContext)
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{
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CFrameGlue *pRetval = NULL;
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if(pContext != NULL) {
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if(ABSTRACTCX(pContext) && ABSTRACTCX(pContext)->IsFrameContext()) {
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pRetval = ABSTRACTCX(pContext)->GetFrame();
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}
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}
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return(pRetval);
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}
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CAbstractCX *CFrameGlue::GetMainContext() const
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{
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return(m_pMainContext);
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}
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CAbstractCX *CFrameGlue::GetActiveContext() const
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{
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return(m_pActiveContext);
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}
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CWinCX *CFrameGlue::GetMainWinContext() const
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{
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if (m_pMainContext && m_pMainContext->IsFrameContext()) {
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return((CWinCX *) m_pMainContext);
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}
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return NULL;
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}
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CWinCX *CFrameGlue::GetActiveWinContext() const
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{
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if (m_pActiveContext && m_pActiveContext->IsFrameContext()) {
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return((CWinCX *) m_pActiveContext);
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}
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return NULL;
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}
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void CFrameGlue::SetMainContext(CAbstractCX *pContext) {
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m_pMainContext = pContext;
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}
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CPtrList CFrameGlue::m_cplActiveContextCBList;
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void CFrameGlue::SetActiveContext(CAbstractCX *pContext)
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{
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m_pActiveContext = pContext;
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POSITION rIndex = m_cplActiveContextCBList.GetHeadPosition();
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while(rIndex != NULL) {
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ActiveContextCB cb = (ActiveContextCB)m_cplActiveContextCBList.GetNext(rIndex);
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(cb)(this, pContext);
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}
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}
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void CFrameGlue::AddActiveContextCB(ActiveContextCB cb)
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{
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m_cplActiveContextCBList.AddTail((LPVOID)cb);
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}
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void CFrameGlue::RemoveActiveContextCB(ActiveContextCB cb)
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{
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POSITION rIndex = m_cplActiveContextCBList.Find((LPVOID)cb);
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if(rIndex) {
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m_cplActiveContextCBList.RemoveAt(rIndex);
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}
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}
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CPtrList CFrameGlue::m_cplActiveNotifyCBList;
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// Add to the top of the stack of active frames.
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void CFrameGlue::SetAsActiveFrame()
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{
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POSITION rIndex = m_cplActiveNotifyCBList.GetHeadPosition();
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while(rIndex != NULL) {
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ActiveNotifyCB cb = (ActiveNotifyCB) m_cplActiveNotifyCBList.GetNext(rIndex);
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(cb)(this);
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}
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POSITION pos = m_cplActiveFrameStack.Find( (LPVOID) this );
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if (pos) {
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m_cplActiveFrameStack.RemoveAt( pos );
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}
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TRY {
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m_cplActiveFrameStack.AddHead((void *)this);
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}
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CATCH(CException, e) {
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// didn't work, Silently fail...
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ASSERT(0);
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}
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END_CATCH
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}
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void CFrameGlue::AddActiveNotifyCB( ActiveNotifyCB cb )
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{
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m_cplActiveNotifyCBList.AddTail( (LPVOID) cb );
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}
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void CFrameGlue::RemoveActiveNotifyCB( ActiveNotifyCB cb )
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{
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POSITION rIndex = m_cplActiveNotifyCBList.Find( (LPVOID) cb );
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if (rIndex) {
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m_cplActiveNotifyCBList.RemoveAt( rIndex );
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}
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}
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// Find a browser window in the active stack, only use cxType types.
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// Default is to NOT find editor windows when cxType = MWContextBrowser
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CFrameGlue *CFrameGlue::GetLastActiveFrame(MWContextType cxType, int nFindEditor)
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{
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CFrameGlue *pRetval = NULL;
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// Loop through all active frames.
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POSITION rIndex = m_cplActiveFrameStack.GetHeadPosition();
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while(rIndex != NULL) {
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pRetval = (CFrameGlue *)m_cplActiveFrameStack.GetNext(rIndex);
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// Skip over frames designated as "frozen"
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if( ((CGenericFrame*)pRetval)->IsFrozenFrame() ) {
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pRetval = NULL;
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continue;
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}
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// See if we can get the type from the context, and verify the type.
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if(pRetval->GetMainContext() != NULL) {
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MWContextType cxRetType = pRetval->GetMainContext()->GetContext()->type;
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if(cxType == MWContextAny || cxRetType == cxType) {
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// If looking for only Browser, skip an editor frame
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if (cxType == MWContextBrowser){
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BOOL bIsEditor = EDT_IS_EDITOR(pRetval->GetMainContext()->GetContext());
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if((nFindEditor == FEU_FINDBROWSERONLY && bIsEditor) ||
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(nFindEditor == FEU_FINDEDITORONLY && !bIsEditor)) {
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// Failed the check. clear retval.
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pRetval = NULL;
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continue;
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}
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}
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// Don't allow Netcaster either
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if (pRetval->GetMainContext()->GetContext() == theApp.m_pNetcasterWindow
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|| (pRetval->GetMainContext()->GetContext()->name && (XP_STRCASECMP(pRetval->GetMainContext()->GetContext()->name,"Netscape_Netcaster_Drawer") == 0))) {
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pRetval = NULL;
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continue;
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}
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// Found one.
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break;
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}
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}
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// Failed the check. clear retval.
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pRetval = NULL;
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}
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return(pRetval);
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}
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CFrameGlue *CFrameGlue::GetLastActiveFrameByCustToolbarType(CString custToolbar, CFrameWnd *pCurrentFrame, BOOL bUseSaveInfo)
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{
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CFrameGlue *pRetval = NULL;
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// Loop through all active frames.
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POSITION rIndex = m_cplActiveFrameStack.GetHeadPosition();
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while(rIndex != NULL) {
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pRetval = (CFrameGlue *)m_cplActiveFrameStack.GetNext(rIndex);
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// if it's the current frame, then keep looking because we want the one before it.
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if(pRetval->GetFrameWnd() == pCurrentFrame) {
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pRetval = NULL;
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continue;
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}
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// See if we share the same custtoolbar string.
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if((pRetval->m_pChrome) && (pRetval->m_pChrome->GetCustToolbarString() == custToolbar)){
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if(bUseSaveInfo){
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// if customizable toolbar saves its prefs, then break
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// this is used to ignore windows like View Page Source and View Page Info
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if(pRetval->m_pChrome->GetCustomizableToolbar()->GetSaveToolbarInfo())
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break;
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}
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else
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break;
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}
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// Failed the check. clear retval.
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pRetval = NULL;
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}
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return(pRetval);
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}
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CFrameGlue *CFrameGlue::GetBottomFrame(MWContextType cxType, int nFindEditor)
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{
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CFrameGlue *pRetval = NULL;
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// Loop through all active frames until we reach the bottom.
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POSITION rIndex = m_cplActiveFrameStack.GetTailPosition();
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while(rIndex != NULL) {
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pRetval = (CFrameGlue *)m_cplActiveFrameStack.GetPrev(rIndex);
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// See if we can get the type from the context, and verify the type.
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if(pRetval->GetMainContext() != NULL) {
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MWContextType cxRetType = pRetval->GetMainContext()->GetContext()->type;
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if(cxType == MWContextAny || cxRetType == cxType) {
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// If looking for only Browser, skip an editor frame
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if (cxType == MWContextBrowser){
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BOOL bIsEditor = EDT_IS_EDITOR(pRetval->GetMainContext()->GetContext());
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if((nFindEditor == FEU_FINDBROWSERONLY && bIsEditor) ||
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(nFindEditor == FEU_FINDEDITORONLY && !bIsEditor)) {
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// Failed the check. clear retval.
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continue;
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}
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}
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// Found one
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break;
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}
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}
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}
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return(pRetval);
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}
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// Find the number of active frames of type cxType
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int CFrameGlue::GetNumActiveFrames(MWContextType cxType, int nFindEditor)
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{
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int nCount = 0;
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CFrameGlue *pRetval = NULL;
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// Loop through all active frames.
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POSITION rIndex = m_cplActiveFrameStack.GetHeadPosition();
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while(rIndex != NULL) {
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pRetval = (CFrameGlue *)m_cplActiveFrameStack.GetNext(rIndex);
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// See if we can get the type from the context, and verify the type.
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if(pRetval->GetMainContext() != NULL) {
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MWContextType cxRetType = pRetval->GetMainContext()->GetContext()->type;
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if(cxType == MWContextAny || cxRetType == cxType) {
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// If looking for only Browser, skip an editor frame
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if (cxType == MWContextBrowser){
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BOOL bIsEditor = EDT_IS_EDITOR(pRetval->GetMainContext()->GetContext());
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if((nFindEditor == FEU_FINDBROWSERONLY && bIsEditor) ||
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(nFindEditor == FEU_FINDEDITORONLY && !bIsEditor)) {
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continue;
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}
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}
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// Found one so increase count.
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nCount++;
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}
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}
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}
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return(nCount);
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}
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// Find a browser window by context ID....
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CFrameGlue *CFrameGlue::FindFrameByID(DWORD dwID, MWContextType cxType)
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{
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CFrameGlue *pRetval = NULL;
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// Must have a context first.
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CAbstractCX *pCX = CAbstractCX::FindContextByID(dwID);
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if(pCX != NULL) {
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// Must be a window context.
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if(pCX->IsFrameContext() == TRUE) {
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// Make sure the context is of the correct type.
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if(cxType == MWContextAny || cxType == pCX->GetContext()->type) {
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pRetval = VOID2CX(pCX, CAbstractCX)->GetFrame();
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}
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}
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}
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return(pRetval);
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}
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// Common command handler for all frames.
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// Call in your OnCommand derivation.
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BOOL CFrameGlue::CommonCommand(UINT wParam, LONG lParam) {
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UINT nID = LOWORD(wParam);
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if (IS_PLACESMENU_ID(nID) || IS_HELPMENU_ID(nID)) {
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char * url = NULL;
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if (IS_PLACESMENU_ID(nID))
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PREF_CopyIndexConfigString("menu.places.item",CASTINT(nID-FIRST_PLACES_MENU_ID),"url",&url);
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else
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PREF_CopyIndexConfigString("menu.help.item",CASTINT(nID-FIRST_HELP_MENU_ID),"url",&url);
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if (!url) return FALSE;
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if(!GetMainContext())
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return(FALSE);
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// if we are a browser window and NOT an editor just load it locally
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if(GetMainContext()->GetContext()->type == MWContextBrowser &&
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!EDT_IS_EDITOR(GetMainContext()->GetContext()) ){
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GetMainContext()->NormalGetUrl(url);
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return(TRUE);
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}
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// look for a browser window we can load into
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CFrameGlue *pFrameGlue = CFrameGlue::GetLastActiveFrame(MWContextBrowser);
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if(pFrameGlue != NULL && pFrameGlue->GetMainContext() != NULL) {
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CAbstractCX * pCX = pFrameGlue->GetMainContext();
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if (pCX != NULL) {
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CFrameWnd * pWnd = pFrameGlue->GetFrameWnd();
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if (pWnd->IsIconic())
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pWnd->ShowWindow(SW_RESTORE);
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pWnd->BringWindowToTop();
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pCX->NormalGetUrl(url);
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}
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// pFrameGlue->GetMainContext()->NormalGetUrl(szLoadString(nID + LOAD_URL_COUNT));
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return(TRUE);
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}
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// if we got here we must not have found a viable window --- create a new one
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MWContext * pContext = CFE_CreateNewDocWindow(NULL, NULL);
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ABSTRACTCX(pContext)->NormalGetUrl(url);
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XP_FREE(url);
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return(TRUE);
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} else if ( nID == ID_SECURITY_ADVISOR ) {
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CAbstractCX *pCX = GetMainContext();
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if (pCX != NULL)
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{
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MWContext * pContext = pCX->GetContext();
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if (pContext != NULL)
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{
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URL_Struct * pURL = pCX->CreateUrlFromHist(TRUE);
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SECNAV_SecurityAdvisor(pContext, pURL);
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}
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}
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}
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return(FALSE);
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}
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#define CLIP_BIT 0x80000000L
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#define GET_CLIP_BIT(x) ( (DWORD)(x) & CLIP_BIT )
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#define CLIP_COUNT(x) ( (DWORD)(x) & 0x0000FFFFL )
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void CFrameGlue::ClipChildren(CWnd *pWnd, BOOL bSet)
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{
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// ASSERT( GetFrameWnd()->IsChild(pWnd) );
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#ifdef _DEBUG
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if (GetFrameWnd() && !GetFrameWnd()->IsChild(pWnd))
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TRACE("pWnd is not a child of this frame\n");
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#endif
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// If the child window hash table does not exist, then create one
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if( m_pClipChildMap == NULL ) {
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m_pClipChildMap = new CMapPtrToPtr();
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}
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//
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// For every window in the hierarchy between pWnd and the top level
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// frame, set or clear its WS_CLIPCHILDREN style bit.
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//
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while( (pWnd = pWnd->GetParent()) != NULL ) {
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DWORD dwStyle;
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void *item = 0;
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void *key = (void*)pWnd->m_hWnd;
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dwStyle = ::GetWindowLong(pWnd->m_hWnd, GWL_STYLE);
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// Add the window to the map if necessary...
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if( m_pClipChildMap->Lookup(key, item) == FALSE && bSet ) {
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item = (void *)((dwStyle & WS_CLIPCHILDREN) ? CLIP_BIT : 0L);
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m_pClipChildMap->SetAt(key, item);
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}
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// Setting the WS_CLIPCHILDREN bit...
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if( bSet ) {
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// Set the style the first time...
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if( CLIP_COUNT(item) == 0 ) {
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::SetWindowLong(pWnd->m_hWnd, GWL_STYLE,(dwStyle|WS_CLIPCHILDREN));
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}
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// Increment the count and save the new state...
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item = (void *) (((DWORD)item) + 1);
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m_pClipChildMap->SetAt(key, item);
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}
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// Clearing the WS_CLIPCHILDREN bit...
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else if (CLIP_COUNT(item)) {
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// Decrement the count...
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item = (void *) (((DWORD)item) - 1);
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// Restore the window to its original state and remove it
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// from the map.
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if( CLIP_COUNT(item) == 0 ) {
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if( GET_CLIP_BIT(item) == 0 ) {
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::SetWindowLong(pWnd->m_hWnd, GWL_STYLE,
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(dwStyle & ~WS_CLIPCHILDREN) );
|
|
}
|
|
m_pClipChildMap->RemoveKey(key);
|
|
}
|
|
// Save the new state...
|
|
else {
|
|
m_pClipChildMap->SetAt(key, item);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
BOOL CFrameGlue::RealizePalette(CWnd *pWnd, HWND hFocusWnd,BOOL background)
|
|
{
|
|
CWinCX *pWinCX = GetMainWinContext();
|
|
HDC hdc = pWinCX->GetContextDC();
|
|
if (hdc) {
|
|
::SelectPalette(hdc, pWinCX->GetPalette(), background);
|
|
int colorRealized = ::RealizePalette(hdc);
|
|
int lCount = XP_ListCount(pWinCX->GetContext()->grid_children);
|
|
if (lCount) {
|
|
// Go through each child.
|
|
MWContext *pChild;
|
|
XP_List *pTraverse = pWinCX->GetContext()->grid_children;
|
|
while (pChild = (MWContext *)XP_ListNextObject(pTraverse)) {
|
|
ASSERT(ABSTRACTCX(pChild)->IsWindowContext());
|
|
::InvalidateRect(PANECX(pChild)->GetPane(), NULL, TRUE);
|
|
::UpdateWindow(PANECX(pChild)->GetPane());
|
|
}
|
|
}
|
|
SetIsBackgroundPalette(background);
|
|
::InvalidateRect(pWinCX->GetPane(), NULL, TRUE);
|
|
::UpdateWindow(pWinCX->GetPane());
|
|
#ifdef MOZ_TASKBAR
|
|
if(theApp.GetTaskBarMgr().IsInitialized() && theApp.GetTaskBarMgr().IsFloating())
|
|
theApp.GetTaskBarMgr().ChangeTaskBarsPalette(hFocusWnd);
|
|
#endif /* MOZ_TASKBAR */
|
|
pWnd->SendMessageToDescendants(WM_PALETTECHANGED, (WPARAM)hFocusWnd);
|
|
return (colorRealized > 0) ? TRUE : FALSE;
|
|
}
|
|
else return FALSE;
|
|
}
|
|
|
|
void CFrameGlue::ClearContext(CAbstractCX *pGone) {
|
|
// Clear out the appropriate context
|
|
// fields, if set.
|
|
// Can't have an active without a main.
|
|
if(GetMainContext() == pGone) {
|
|
SetActiveContext(NULL);
|
|
SetMainContext(NULL);
|
|
}
|
|
else if(GetActiveContext() == pGone) {
|
|
SetActiveContext(NULL);
|
|
}
|
|
else if(pGone && pGone->IsGridParent()) {
|
|
// Need to see if pGone is a parent of the active context.
|
|
// If so, we need to clear our active context as the child
|
|
// context won't be able to look us up to call this
|
|
// function due to the recursive implemenation of
|
|
// CWinCX::GetFrame() which it uses to make this call
|
|
MWContext *pChild;
|
|
XP_List *pTraverse = pGone->GetContext()->grid_children;
|
|
while((pChild = (MWContext*)XP_ListNextObject(pTraverse))) {
|
|
ClearContext(ABSTRACTCX(pChild));
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// NULL frame implementation, for CFrameGlue when there is no frame.
|
|
CFrameWnd *CNullFrame::GetFrameWnd() {
|
|
return(NULL);
|
|
}
|
|
|
|
void CNullFrame::UpdateHistoryDialog() {
|
|
}
|
|
|
|
CAbstractCX *CNullFrame::GetMainContext() const {
|
|
return(NULL);
|
|
}
|
|
|
|
CAbstractCX *CNullFrame::GetActiveContext() const {
|
|
return(NULL);
|
|
}
|