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322 lines
7.3 KiB
322 lines
7.3 KiB
/* This file is part of the KDE Libraries
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* Copyright (C) 1998 Thomas Tanghus (tanghus@earthling.net)
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* Additions 1999-2000 by Espen Sand (espen@kde.org)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <kconfig.h>
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#include <kapplication.h>
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#include <kdialog.h>
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#include <kwhatsthismanager_p.h>
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#include <kdebug.h>
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#include <kstaticdeleter.h>
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#include <tqlayout.h>
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#include <tqobjectlist.h>
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#include <tqguardedptr.h>
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#include <tqlineedit.h>
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#include <tqvaluelist.h>
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#include <tqtimer.h>
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#include <tqcursor.h>
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#include "config.h"
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#ifdef Q_WS_X11
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#include <netwm.h>
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#endif
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const int KDialog::mMarginSize = 11;
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const int KDialog::mSpacingSize = 6;
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template class TQPtrList<TQLayoutItem>;
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KDialog::KDialog(TQWidget *parent, const char *name, bool modal, WFlags f)
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: TQDialog(parent, name, modal, f), d(0)
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{
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KWhatsThisManager::init ();
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}
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//
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// Grab QDialogs keypresses if non-modal.
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//
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void KDialog::keyPressEvent(TQKeyEvent *e)
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{
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if ( e->state() == 0 )
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{
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switch ( e->key() )
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{
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case Key_Escape:
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case Key_Enter:
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case Key_Return:
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{
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if(testWFlags(WType_Dialog | WShowModal))
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{
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TQDialog::keyPressEvent(e);
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}
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else
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{
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e->ignore();
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}
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}
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break;
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default:
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e->ignore();
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return;
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}
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}
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else
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{
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// accept the dialog when Ctrl-Return is pressed
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if ( e->state() == ControlButton &&
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(e->key() == Key_Return || e->key() == Key_Enter) )
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{
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e->accept();
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accept();
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}
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else
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{
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e->ignore();
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}
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}
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}
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int KDialog::marginHint()
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{
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return mMarginSize;
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}
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int KDialog::spacingHint()
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{
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return mSpacingSize;
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}
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// KDE4: Remove me
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void KDialog::polish()
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{
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TQDialog::polish();
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}
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void KDialog::setCaption( const TQString &_caption )
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{
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TQString caption = kapp ? kapp->makeStdCaption( _caption ) : _caption;
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setPlainCaption( caption );
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}
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void KDialog::setPlainCaption( const TQString &caption )
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{
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TQDialog::setCaption( caption );
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#ifdef Q_WS_X11
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NETWinInfo info( qt_xdisplay(), winId(), qt_xrootwin(), 0 );
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info.setName( caption.utf8().data() );
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#endif
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}
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void KDialog::resizeLayout( TQWidget *w, int margin, int spacing )
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{
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if( w->layout() )
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{
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resizeLayout( w->layout(), margin, spacing );
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}
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if( w->children() )
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{
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const TQObjectList * const l = w->children();
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TQObjectListIterator itr(*l);
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TQObject *o;
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while ((o = itr.current()) != 0) {
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if( o->isWidgetType() )
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{
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resizeLayout( (TQWidget*)o, margin, spacing );
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}
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++itr;
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}
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}
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}
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void KDialog::resizeLayout( TQLayoutItem *lay, int margin, int spacing )
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{
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TQLayoutIterator it = lay->iterator();
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TQLayoutItem *child;
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while ( (child = it.current() ) )
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{
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resizeLayout( child, margin, spacing );
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++it;
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}
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if( lay->layout() )
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{
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lay->layout()->setMargin( margin );
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lay->layout()->setSpacing( spacing );
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}
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}
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static TQRect screenRect( TQWidget *w, int screen )
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{
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TQDesktopWidget *desktop = TQApplication::desktop();
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KConfig gc("kdeglobals", false, false);
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gc.setGroup("Windows");
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if (desktop->isVirtualDesktop() &&
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gc.readBoolEntry("XineramaEnabled", true) &&
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gc.readBoolEntry("XineramaPlacementEnabled", true)) {
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if ( screen < 0 || screen >= desktop->numScreens() ) {
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if ( screen == -1 ) {
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screen = desktop->primaryScreen();
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} else if ( screen == -3 ) {
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screen = desktop->screenNumber( TQCursor::pos() );
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} else {
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screen = desktop->screenNumber( w );
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}
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}
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return desktop->availableGeometry(screen);
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} else {
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return desktop->geometry();
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}
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}
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void KDialog::centerOnScreen( TQWidget *w, int screen )
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{
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if ( !w )
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return;
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TQRect r = screenRect( w, screen );
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w->move( r.center().x() - w->width()/2,
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r.center().y() - w->height()/2 );
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}
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bool KDialog::avoidArea( TQWidget *w, const TQRect& area, int screen )
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{
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if ( !w )
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return false;
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TQRect fg = w->frameGeometry();
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if ( !fg.intersects( area ) )
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return true; // nothing to do.
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TQRect scr = screenRect( w, screen );
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TQRect avoid( area ); // let's add some margin
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avoid.moveBy( -5, -5 );
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avoid.rRight() += 10;
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avoid.rBottom() += 10;
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if ( QMAX( fg.top(), avoid.top() ) <= QMIN( fg.bottom(), avoid.bottom() ) )
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{
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// We need to move the widget up or down
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int spaceAbove = QMAX(0, avoid.top() - scr.top());
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int spaceBelow = QMAX(0, scr.bottom() - avoid.bottom());
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if ( spaceAbove > spaceBelow ) // where's the biggest side?
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if ( fg.height() <= spaceAbove ) // big enough?
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fg.setY( avoid.top() - fg.height() );
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else
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return false;
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else
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if ( fg.height() <= spaceBelow ) // big enough?
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fg.setY( avoid.bottom() );
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else
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return false;
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}
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if ( QMAX( fg.left(), avoid.left() ) <= QMIN( fg.right(), avoid.right() ) )
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{
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// We need to move the widget left or right
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int spaceLeft = QMAX(0, avoid.left() - scr.left());
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int spaceRight = QMAX(0, scr.right() - avoid.right());
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if ( spaceLeft > spaceRight ) // where's the biggest side?
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if ( fg.width() <= spaceLeft ) // big enough?
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fg.setX( avoid.left() - fg.width() );
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else
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return false;
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else
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if ( fg.width() <= spaceRight ) // big enough?
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fg.setX( avoid.right() );
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else
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return false;
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}
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//kdDebug() << "Moving window to " << fg.x() << "," << fg.y() << endl;
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w->move(fg.x(), fg.y());
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return true;
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}
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class KDialogQueuePrivate
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{
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public:
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TQValueList< TQGuardedPtr<TQDialog> > queue;
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bool busy;
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};
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static KStaticDeleter<KDialogQueue> ksdkdq;
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KDialogQueue *KDialogQueue::_self=0;
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KDialogQueue* KDialogQueue::self()
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{
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if (!_self)
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_self = ksdkdq.setObject(_self, new KDialogQueue);
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return _self;
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}
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KDialogQueue::KDialogQueue() : d(new KDialogQueuePrivate)
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{
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d->busy = false;
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}
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KDialogQueue::~KDialogQueue()
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{
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delete d;
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_self = 0;
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}
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// static
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void KDialogQueue::queueDialog(TQDialog *dialog)
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{
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KDialogQueue *_this = self();
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_this->d->queue.append(dialog);
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TQTimer::singleShot(0, _this, TQT_SLOT(slotShowQueuedDialog()));
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}
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void KDialogQueue::slotShowQueuedDialog()
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{
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if (d->busy)
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return;
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TQDialog *dialog;
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do {
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if(d->queue.isEmpty())
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return;
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dialog = d->queue.first();
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d->queue.pop_front();
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}
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while(!dialog);
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d->busy = true;
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dialog->exec();
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d->busy = false;
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delete dialog;
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if (!d->queue.isEmpty())
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TQTimer::singleShot(20, this, TQT_SLOT(slotShowQueuedDialog()));
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else
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ksdkdq.destructObject(); // Suicide.
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}
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void KDialog::virtual_hook( int, void* )
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{ /*BASE::virtual_hook( id, data );*/ }
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#include "kdialog.moc"
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