You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tdelibs/kdeui/kcmenumngr.cpp

130 lines
3.5 KiB

/*
* This file is part of the KDE Libraries
* Copyright (C) 1999 Matthias Ettrich <ettrich@kde.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include <tqwidget.h>
#include <tqpopupmenu.h>
#include "kcmenumngr.h"
#include "kglobal.h"
#include "kconfig.h"
#include "kshortcut.h"
#undef KeyPress
#undef None
template class TQPtrDict<TQPopupMenu>;
KContextMenuManager* KContextMenuManager::manager = 0;
KContextMenuManager::KContextMenuManager( TQObject* parent, const char* name )
: TQObject( parent, name)
{
KConfigGroupSaver saver ( KGlobal::config(), TQString::tqfromLatin1("Shortcuts") ) ;
menuKey = KShortcut( saver.config()->readEntry(TQString::tqfromLatin1("PopupContextMenu"), TQString::tqfromLatin1("Menu") ) ).keyCodeQt();
saver.config()->setGroup( TQString::tqfromLatin1("ContextMenus") ) ;
showOnPress = saver.config()->readBoolEntry(TQString::tqfromLatin1("ShowOnPress"), true );
}
KContextMenuManager::~KContextMenuManager()
{
}
bool KContextMenuManager::showOnButtonPress( void )
{
if ( !manager )
manager = new KContextMenuManager;
return manager->showOnPress;
}
void KContextMenuManager::insert( TQWidget* widget, TQPopupMenu* popup )
{
if ( !manager )
manager = new KContextMenuManager;
manager->connect( widget, TQT_SIGNAL( destroyed() ), manager, TQT_SLOT( widgetDestroyed() ) );
manager->menus.insert( widget, popup );
widget->installEventFilter( manager );
}
bool KContextMenuManager::eventFilter( TQObject *o, TQEvent * e)
{
TQPopupMenu* popup = 0;
TQPoint pos;
switch ( e->type() ) {
case TQEvent::MouseButtonPress:
if (((TQMouseEvent*) e )->button() != Qt::RightButton )
break;
if ( !showOnPress )
return true; // eat event for safety
popup = menus[o];
pos = ((TQMouseEvent*) e )->globalPos();
break;
case TQEvent::MouseButtonRelease:
if ( showOnPress || ((TQMouseEvent*) e )->button() != Qt::RightButton )
break;
popup = menus[o];
pos = ((TQMouseEvent*) e )->globalPos();
break;
case TQEvent::KeyPress:
{
if ( !o->isWidgetType() )
break;
TQKeyEvent *k = (TQKeyEvent *)e;
int key = k->key();
if ( k->state() & ShiftButton )
key |= SHIFT;
if ( k->state() & ControlButton )
key |= CTRL;
if ( k->state() & AltButton )
key |= ALT;
if ( key != menuKey )
break;
popup = menus[o];
if ( popup ) {
TQWidget* w = (TQWidget*) o ;
// ### workaround
pos = w->mapToGlobal( w->rect().center() );
// with later Qt snapshot
// pos = w->mapToGlobal( w->microFocusHint().center() );
}
}
break;
default:
break;
}
if ( popup ) {
popup->popup( pos );
return true;
}
return false;
}
void KContextMenuManager::widgetDestroyed()
{
if ( menus.find( (TQObject*)sender() ) )
menus.remove( (TQObject*)sender() );
}
#include "kcmenumngr.moc"