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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce4a32fe52ef09d8f5ff1dd22c001110902b60a2 (patch)
tree5ac38a06f3dde268dc7927dc155896926aaf7012 /kdeui/kdialog.cpp
downloadtdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.tar.gz
tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kdeui/kdialog.cpp')
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1 files changed, 321 insertions, 0 deletions
diff --git a/kdeui/kdialog.cpp b/kdeui/kdialog.cpp
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+/* This file is part of the KDE Libraries
+ * Copyright (C) 1998 Thomas Tanghus (tanghus@earthling.net)
+ * Additions 1999-2000 by Espen Sand (espen@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 <kconfig.h>
+#include <kapplication.h>
+#include <kdialog.h>
+#include <kwhatsthismanager_p.h>
+#include <kdebug.h>
+#include <kstaticdeleter.h>
+
+#include <qlayout.h>
+#include <qobjectlist.h>
+#include <qguardedptr.h>
+#include <qlineedit.h>
+#include <qvaluelist.h>
+#include <qtimer.h>
+#include <qcursor.h>
+
+#include "config.h"
+#ifdef Q_WS_X11
+#include <netwm.h>
+#endif
+
+const int KDialog::mMarginSize = 11;
+const int KDialog::mSpacingSize = 6;
+
+template class QPtrList<QLayoutItem>;
+
+KDialog::KDialog(QWidget *parent, const char *name, bool modal, WFlags f)
+ : QDialog(parent, name, modal, f), d(0)
+{
+ KWhatsThisManager::init ();
+}
+
+//
+// Grab QDialogs keypresses if non-modal.
+//
+void KDialog::keyPressEvent(QKeyEvent *e)
+{
+ if ( e->state() == 0 )
+ {
+ switch ( e->key() )
+ {
+ case Key_Escape:
+ case Key_Enter:
+ case Key_Return:
+ {
+ if(testWFlags(WType_Dialog | WShowModal))
+ {
+ QDialog::keyPressEvent(e);
+ }
+ else
+ {
+ e->ignore();
+ }
+ }
+ break;
+ default:
+ e->ignore();
+ return;
+ }
+ }
+ else
+ {
+ // accept the dialog when Ctrl-Return is pressed
+ if ( e->state() == ControlButton &&
+ (e->key() == Key_Return || e->key() == Key_Enter) )
+ {
+ e->accept();
+ accept();
+ }
+ else
+ {
+ e->ignore();
+ }
+ }
+}
+
+
+int KDialog::marginHint()
+{
+ return mMarginSize;
+}
+
+
+int KDialog::spacingHint()
+{
+ return mSpacingSize;
+}
+
+// KDE4: Remove me
+void KDialog::polish()
+{
+ QDialog::polish();
+}
+
+
+void KDialog::setCaption( const QString &_caption )
+{
+ QString caption = kapp ? kapp->makeStdCaption( _caption ) : _caption;
+ setPlainCaption( caption );
+}
+
+
+void KDialog::setPlainCaption( const QString &caption )
+{
+ QDialog::setCaption( caption );
+
+#ifdef Q_WS_X11
+ NETWinInfo info( qt_xdisplay(), winId(), qt_xrootwin(), 0 );
+ info.setName( caption.utf8().data() );
+#endif
+}
+
+
+void KDialog::resizeLayout( QWidget *w, int margin, int spacing )
+{
+ if( w->layout() )
+ {
+ resizeLayout( w->layout(), margin, spacing );
+ }
+
+ if( w->children() )
+ {
+ const QObjectList * const l = w->children();
+ QObjectListIterator itr(*l);
+ QObject *o;
+ while ((o = itr.current()) != 0) {
+ if( o->isWidgetType() )
+ {
+ resizeLayout( (QWidget*)o, margin, spacing );
+ }
+ ++itr;
+ }
+ }
+}
+
+
+void KDialog::resizeLayout( QLayoutItem *lay, int margin, int spacing )
+{
+ QLayoutIterator it = lay->iterator();
+ QLayoutItem *child;
+ while ( (child = it.current() ) )
+ {
+ resizeLayout( child, margin, spacing );
+ ++it;
+ }
+ if( lay->layout() )
+ {
+ lay->layout()->setMargin( margin );
+ lay->layout()->setSpacing( spacing );
+ }
+}
+
+static QRect screenRect( QWidget *w, int screen )
+{
+ QDesktopWidget *desktop = QApplication::desktop();
+ KConfig gc("kdeglobals", false, false);
+ gc.setGroup("Windows");
+ if (desktop->isVirtualDesktop() &&
+ gc.readBoolEntry("XineramaEnabled", true) &&
+ gc.readBoolEntry("XineramaPlacementEnabled", true)) {
+ if ( screen < 0 || screen >= desktop->numScreens() ) {
+ if ( screen == -1 ) {
+ screen = desktop->primaryScreen();
+ } else if ( screen == -3 ) {
+ screen = desktop->screenNumber( QCursor::pos() );
+ } else {
+ screen = desktop->screenNumber( w );
+ }
+ }
+ return desktop->availableGeometry(screen);
+ } else {
+ return desktop->geometry();
+ }
+}
+
+void KDialog::centerOnScreen( QWidget *w, int screen )
+{
+ if ( !w )
+ return;
+ QRect r = screenRect( w, screen );
+
+ w->move( r.center().x() - w->width()/2,
+ r.center().y() - w->height()/2 );
+}
+
+bool KDialog::avoidArea( QWidget *w, const QRect& area, int screen )
+{
+ if ( !w )
+ return false;
+ QRect fg = w->frameGeometry();
+ if ( !fg.intersects( area ) )
+ return true; // nothing to do.
+
+ QRect scr = screenRect( w, screen );
+ QRect avoid( area ); // let's add some margin
+ avoid.moveBy( -5, -5 );
+ avoid.rRight() += 10;
+ avoid.rBottom() += 10;
+
+ if ( QMAX( fg.top(), avoid.top() ) <= QMIN( fg.bottom(), avoid.bottom() ) )
+ {
+ // We need to move the widget up or down
+ int spaceAbove = QMAX(0, avoid.top() - scr.top());
+ int spaceBelow = QMAX(0, scr.bottom() - avoid.bottom());
+ if ( spaceAbove > spaceBelow ) // where's the biggest side?
+ if ( fg.height() <= spaceAbove ) // big enough?
+ fg.setY( avoid.top() - fg.height() );
+ else
+ return false;
+ else
+ if ( fg.height() <= spaceBelow ) // big enough?
+ fg.setY( avoid.bottom() );
+ else
+ return false;
+ }
+
+ if ( QMAX( fg.left(), avoid.left() ) <= QMIN( fg.right(), avoid.right() ) )
+ {
+ // We need to move the widget left or right
+ int spaceLeft = QMAX(0, avoid.left() - scr.left());
+ int spaceRight = QMAX(0, scr.right() - avoid.right());
+ if ( spaceLeft > spaceRight ) // where's the biggest side?
+ if ( fg.width() <= spaceLeft ) // big enough?
+ fg.setX( avoid.left() - fg.width() );
+ else
+ return false;
+ else
+ if ( fg.width() <= spaceRight ) // big enough?
+ fg.setX( avoid.right() );
+ else
+ return false;
+ }
+ //kdDebug() << "Moving window to " << fg.x() << "," << fg.y() << endl;
+ w->move(fg.x(), fg.y());
+ return true;
+}
+
+class KDialogQueuePrivate
+{
+public:
+ QValueList< QGuardedPtr<QDialog> > queue;
+ bool busy;
+};
+
+static KStaticDeleter<KDialogQueue> ksdkdq;
+
+KDialogQueue *KDialogQueue::_self=0;
+
+KDialogQueue* KDialogQueue::self()
+{
+ if (!_self)
+ _self = ksdkdq.setObject(_self, new KDialogQueue);
+ return _self;
+}
+
+KDialogQueue::KDialogQueue() : d(new KDialogQueuePrivate)
+{
+ d->busy = false;
+}
+
+KDialogQueue::~KDialogQueue()
+{
+ delete d;
+ _self = 0;
+}
+
+// static
+void KDialogQueue::queueDialog(QDialog *dialog)
+{
+ KDialogQueue *_this = self();
+ _this->d->queue.append(dialog);
+ QTimer::singleShot(0, _this, SLOT(slotShowQueuedDialog()));
+}
+
+void KDialogQueue::slotShowQueuedDialog()
+{
+ if (d->busy)
+ return;
+ QDialog *dialog;
+ do {
+ if(d->queue.isEmpty())
+ return;
+ dialog = d->queue.first();
+ d->queue.pop_front();
+ }
+ while(!dialog);
+
+ d->busy = true;
+ dialog->exec();
+ d->busy = false;
+ delete dialog;
+
+ if (!d->queue.isEmpty())
+ QTimer::singleShot(20, this, SLOT(slotShowQueuedDialog()));
+ else
+ ksdkdq.destructObject(); // Suicide.
+}
+
+void KDialog::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "kdialog.moc"