gecko-dev/widget/qt/nsAppShell.cpp

126 строки
3.5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
*/
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Oleg Romashin <romaxa@gmail.com>.
*
* Contributor(s):
* Oleg Romashin <romaxa@gmail.com>.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsAppShell.h"
#include <qapplication.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <qabstracteventdispatcher.h>
#include "prenv.h"
#include "nsQAppInstance.h"
#ifdef MOZ_LOGGING
#define FORCE_PR_LOG
#include "prlog.h"
#endif
#ifdef PR_LOGGING
PRLogModuleInfo *gWidgetLog = nsnull;
PRLogModuleInfo *gWidgetFocusLog = nsnull;
PRLogModuleInfo *gWidgetIMLog = nsnull;
PRLogModuleInfo *gWidgetDrawLog = nsnull;
#endif
static int sPokeEvent;
nsAppShell::~nsAppShell()
{
nsQAppInstance::Release();
}
nsresult
nsAppShell::Init()
{
#ifdef PR_LOGGING
if (!gWidgetLog)
gWidgetLog = PR_NewLogModule("Widget");
if (!gWidgetFocusLog)
gWidgetFocusLog = PR_NewLogModule("WidgetFocus");
if (!gWidgetIMLog)
gWidgetIMLog = PR_NewLogModule("WidgetIM");
if (!gWidgetDrawLog)
gWidgetDrawLog = PR_NewLogModule("WidgetDraw");
#endif
#if (QT_VERSION >= QT_VERSION_CHECK(4, 4, 0))
sPokeEvent = QEvent::registerEventType();
#else
sPokeEvent = QEvent::User+5000;
#endif
nsQAppInstance::AddRef();
return nsBaseAppShell::Init();
}
void
nsAppShell::ScheduleNativeEventCallback()
{
QCoreApplication::postEvent(this,
new QEvent((QEvent::Type) sPokeEvent));
}
bool
nsAppShell::ProcessNextNativeEvent(bool mayWait)
{
QEventLoop::ProcessEventsFlags flags = QEventLoop::AllEvents;
if (mayWait)
flags |= QEventLoop::WaitForMoreEvents;
QAbstractEventDispatcher *dispatcher = QAbstractEventDispatcher::instance(qApp->thread());
if (!dispatcher)
return false;
return dispatcher->processEvents(flags) ? true : false;
}
bool
nsAppShell::event (QEvent *e)
{
if (e->type() == sPokeEvent) {
NativeEventCallback();
return true;
}
return false;
}