gecko-dev/cmd/winfe/lastacti.cpp
1998-03-28 02:44:41 +00:00

113 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; 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 "stdafx.h"
#include "slavewnd.h"
#include "xp_ncent.h"
void laxpg_frameactive(CFrameGlue *pFrame)
{
MWContext *pLastActive = NULL;
if(pFrame) {
if(pFrame->GetActiveContext() &&
pFrame->GetActiveContext()->GetContext() &&
FALSE == pFrame->GetActiveContext()->IsDestroyed()) {
pLastActive = pFrame->GetActiveContext()->GetContext();
}
else if(pFrame->GetMainContext() &&
pFrame->GetMainContext()->GetContext() &&
FALSE == pFrame->GetMainContext()->IsDestroyed()) {
pLastActive = pFrame->GetMainContext()->GetContext();
}
}
if(pLastActive) {
XP_SetLastActiveContext(pLastActive);
}
}
void laxpg_contextactive(CFrameGlue *pFrame, CAbstractCX *pCX)
{
MWContext *pLastActive = NULL;
if(pFrame && pCX) {
CFrameWnd *pFWnd = pFrame->GetFrameWnd();
HWND hFWnd = pFWnd ? pFWnd->m_hWnd : NULL;
if(hFWnd) {
// Must be active, or we do not want to reflect into
// xp active layer.
HWND hFocus = ::GetFocus();
if(hFocus && (hFocus == hFWnd || ::IsChild(hFWnd, hFocus))) {
if(pCX->GetContext() && FALSE == pCX->IsDestroyed()) {
pLastActive = pCX->GetContext();
}
}
}
}
if(pLastActive) {
XP_SetLastActiveContext(pLastActive);
}
}
void laxpg_init(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
// Register with FrameGlue to be notified when
// frame level activation changes.
CFrameGlue::AddActiveNotifyCB(laxpg_frameactive);
// Register with GenView to be notified when
// view level activation changes.
CFrameGlue::AddActiveContextCB(laxpg_contextactive);
}
void laxpg_exit(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
CFrameGlue::RemoveActiveNotifyCB(laxpg_frameactive);
CFrameGlue::RemoveActiveContextCB(laxpg_contextactive);
}
class CLastActiveXPGlue {
private:
void *m_pInitCookie;
void *m_pExitCookie;
public:
CLastActiveXPGlue();
~CLastActiveXPGlue();
} laxpg;
CLastActiveXPGlue::CLastActiveXPGlue()
{
m_pInitCookie = slavewnd.Register(SLAVE_INITINSTANCE, laxpg_init);
m_pExitCookie = slavewnd.Register(SLAVE_EXITINSTANCE, laxpg_exit);
}
CLastActiveXPGlue::~CLastActiveXPGlue()
{
if(m_pInitCookie) {
slavewnd.UnRegister(m_pInitCookie);
m_pInitCookie = NULL;
}
if(m_pExitCookie) {
slavewnd.UnRegister(m_pExitCookie);
m_pExitCookie = NULL;
}
}