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//
// C++ Implementation: %{MODULE}
//
// Description:
//
//
// Author: %{AUTHOR} <%{EMAIL}>, (C) %{YEAR}
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include "komposeviewmanager.h"
#include "komposetaskmanager.h"
#include "komposeglobal.h"
#include "komposesettings.h"
#include "komposesystray.h"
#include <tqtimer.h>
#include <tqcursor.h>
#include <tqapplication.h>
#include <tqptrlist.h>
#include <tqwidgetlist.h>
#include <tqdesktopwidget.h>
#include <kwin.h>
#include <kapplication.h>
#include <kdebug.h>
static KomposeViewManager* viewManagerInstance = 0;
/**
* Viewmanager is a singleton
*/
KomposeViewManager* KomposeViewManager::instance()
{
if ( !viewManagerInstance )
{
kdDebug() << "KomposeViewManager::instance() - Creating Singleton instance" << endl;
viewManagerInstance = new KomposeViewManager();
}
return viewManagerInstance;
}
KomposeViewManager::KomposeViewManager():
DCOPObject( "KomposeDcopIface" ),
TQObject(),
viewWidget(),
activeView(0),
blockScreenshots(0)
{
viewManagerInstance = this;
// Setup cursorupdate timer to check for mouse moves into corner
cursorUpdateTimer = new TQTimer();
slotStartCursorUpdateTimer();
// dirty hack. see uglyTQtHackInitFunction()
TQTimer::singleShot( 500, this, SLOT( uglyTQtHackInitFunction() ) );
}
KomposeViewManager::~KomposeViewManager()
{
delete cursorUpdateTimer;
}
/**
* This is a hack that should be called by a timer as this connect won't work in the constructor
*/
void KomposeViewManager::uglyTQtHackInitFunction()
{
connect( KomposeSettings::instance(), SIGNAL( settingsChanged() ), SLOT( slotStartCursorUpdateTimer() ) );
}
/**
* Starts the corner check timer which polls TQCursor::pos() every second
@see checkCursorPos()
*/
void KomposeViewManager::slotStartCursorUpdateTimer()
{
disconnect( cursorUpdateTimer, SIGNAL( timeout() ), this, SLOT( checkCursorPos() ) );
if ( KomposeSettings::instance()->getActivateOnBottomLeftCorner() ||
KomposeSettings::instance()->getActivateOnBottomRightCorner() ||
KomposeSettings::instance()->getActivateOnTopLeftCorner() ||
KomposeSettings::instance()->getActivateOnTopRightCorner() ||
KomposeSettings::instance()->getActivateOnTopEdge() ||
KomposeSettings::instance()->getActivateOnBottomEdge() ||
KomposeSettings::instance()->getActivateOnLeftEdge() ||
KomposeSettings::instance()->getActivateOnRightEdge() )
{
kdDebug() << "KomposeViewManager::slotStartCursorUpdateTimer() - TQCursor::pos() checks enabled" << endl;
TQRect deskRect = TQApplication::desktop()->screenGeometry();
topLeftCorner = deskRect.topLeft();
topRightCorner = deskRect.topRight();
bottomLeftCorner = deskRect.bottomLeft();
bottomRightCorner = deskRect.bottomRight();
connect( cursorUpdateTimer, SIGNAL( timeout() ), SLOT( checkCursorPos() ) );
cursorUpdateTimer->start( 200, false ); // TODO: Find out why even an interval of 1ms doesn't hit performance!
}
}
/**
* Checks if cursor hovered over a corner that activates Kompose
*/
void KomposeViewManager::checkCursorPos()
{
if (
( KomposeSettings::instance()->getActivateOnTopLeftCorner() &&
!activeView && TQCursor::pos() == topLeftCorner ) ||
( KomposeSettings::instance()->getActivateOnTopRightCorner() &&
!activeView && TQCursor::pos() == topRightCorner ) ||
( KomposeSettings::instance()->getActivateOnBottomLeftCorner() &&
!activeView && TQCursor::pos() == bottomLeftCorner ) ||
( KomposeSettings::instance()->getActivateOnBottomRightCorner() &&
!activeView && TQCursor::pos() == bottomRightCorner ) ||
( KomposeSettings::instance()->getActivateOnTopEdge() &&
!activeView && TQCursor::pos().y() == topLeftCorner.y() ) ||
( KomposeSettings::instance()->getActivateOnBottomEdge() &&
!activeView && TQCursor::pos().y() == bottomLeftCorner.y() ) ||
( KomposeSettings::instance()->getActivateOnLeftEdge() &&
!activeView && TQCursor::pos().x() == topLeftCorner.x() ) ||
( KomposeSettings::instance()->getActivateOnRightEdge() &&
!activeView && TQCursor::pos().x() == topRightCorner.x() )
)
{
//cursorUpdateTimer->stop();
TQTimer::singleShot( KomposeSettings::instance()->getAutoLockDelay(), this, SLOT( reCheckCursorPos() ) );
}
}
/**
* Called after the cursor was in a hotspot to check if it's still there
*/
void KomposeViewManager::reCheckCursorPos()
{
if (
( KomposeSettings::instance()->getActivateOnTopLeftCorner() &&
!activeView && TQCursor::pos() == topLeftCorner ) ||
( KomposeSettings::instance()->getActivateOnTopRightCorner() &&
!activeView && TQCursor::pos() == topRightCorner ) ||
( KomposeSettings::instance()->getActivateOnBottomLeftCorner() &&
!activeView && TQCursor::pos() == bottomLeftCorner ) ||
( KomposeSettings::instance()->getActivateOnBottomRightCorner() &&
!activeView && TQCursor::pos() == bottomRightCorner ) ||
( KomposeSettings::instance()->getActivateOnTopEdge() &&
!activeView && TQCursor::pos().y() == topLeftCorner.y() ) ||
( KomposeSettings::instance()->getActivateOnBottomEdge() &&
!activeView && TQCursor::pos().y() == bottomLeftCorner.y() ) ||
( KomposeSettings::instance()->getActivateOnLeftEdge() &&
!activeView && TQCursor::pos().x() == topLeftCorner.x() ) ||
( KomposeSettings::instance()->getActivateOnRightEdge() &&
!activeView && TQCursor::pos().x() == topRightCorner.x() )
)
{
cursorUpdateTimer->stop();
createView();
}
}
void KomposeViewManager::createView( int type )
{
if (KomposeSettings::instance()->hasDialogOpen() ||
KomposeGlobal::instance()->hasAboutDialogOpen())
{
kdDebug() << "KomposeViewManager::createView() - Another Kompose Dialog is open... close it first" << endl;
return;
}
if (type == -1)
type = KomposeSettings::instance()->getDefaultView();
kdDebug() << "KomposeViewManager::createView( type " << type << " )" << endl;
if ( !activeView )
{
// Remember current desktop
deskBeforeSnaps = KWin::currentDesktop();
kdDebug() << "KomposeViewManager::createView() - Remembering desktop " << deskBeforeSnaps << endl;
// Update screenshot of the current window to be more up2date
// KomposeTaskManager::instance()->simulatePasvScreenshotEvent();
// Update all other
blockScreenshots = true;
if ( type == KOMPOSEDISPLAY_CURRENTDESK )
KomposeTaskManager::instance()->slotUpdateScreenshots( false );
else
KomposeTaskManager::instance()->slotUpdateScreenshots();
blockScreenshots = false;
}
if ( !activeView )
viewWidget = new KomposeFullscreenWidget( type );
else
viewWidget->setType( type );
viewWidget->show();
KWin::forceActiveWindow( viewWidget->winId() );
activeView = true;
}
void KomposeViewManager::closeCurrentView()
{
if ( !activeView )
return;
blockScreenshots = true;
activeView = false;
//viewWidget->setUpdatesEnabled( false );
//viewWidget->hide();
viewWidget->close();
viewWidget->deleteLater();
//viewWidget = 0;
emit viewClosed();
if ( KomposeGlobal::instance()->getSingleShot() )
kapp->quit();
// Reset old Desktop
KWin::setCurrentDesktop( deskBeforeSnaps );
// A short delay until we allow screenshots again (would cause overlapping else
TQTimer::singleShot( 400, this, SLOT( toggleBlockScreenshots() ) );
// Restart Timer for corner checks
slotStartCursorUpdateTimer();
}
void KomposeViewManager::toggleBlockScreenshots()
{
blockScreenshots = !blockScreenshots;
}
void KomposeViewManager::setCurrentDesktop( int desknum )
{
closeCurrentView();
KWin::setCurrentDesktop(desknum+1);
}
void KomposeViewManager::activateTask( KomposeTask *task )
{
closeCurrentView();
task->activate();
}
#include "komposeviewmanager.moc"
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