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

1 files changed, 220 insertions, 0 deletions

diff --git a/kdeui/kpushbutton.cpp b/kdeui/kpushbutton.cpp
new file mode 100644
index 000000000..a755fe3b3
--- /dev/null
+++ b/kdeui/kpushbutton.cpp
@@ -0,0 +1,220 @@
+/* This file is part of the KDE libraries
+    Copyright (C) 2000 Carsten Pfeiffer <pfeiffer@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 "kpushbutton.h"
+
+#include <qdragobject.h>
+#include <qwhatsthis.h>
+#include <qtooltip.h>
+
+#include "config.h"
+
+#include <kglobalsettings.h>
+#include <kconfig.h>
+#include <kglobal.h>
+#include <kipc.h> 
+#include <kapplication.h>
+
+class KPushButton::KPushButtonPrivate
+{
+public:
+    KGuiItem item;
+    KStdGuiItem::StdItem itemType;
+};
+
+bool KPushButton::s_useIcons = false;
+
+KPushButton::KPushButton( QWidget *parent, const char *name )
+    : QPushButton( parent, name ),
+      m_dragEnabled( false )
+{
+    init( KGuiItem( "" ) );
+}
+
+KPushButton::KPushButton( const QString &text, QWidget *parent,
+                          const char *name)
+    : QPushButton( parent, name ),
+      m_dragEnabled( false )
+{
+    init( KGuiItem( text ) );
+}
+
+KPushButton::KPushButton( const QIconSet &icon, const QString &text,
+                          QWidget *parent, const char *name )
+    : QPushButton( text, parent, name ),
+      m_dragEnabled( false )
+{
+    init( KGuiItem( text, icon ) );
+}
+
+KPushButton::KPushButton( const KGuiItem &item, QWidget *parent,
+                          const char *name )
+    : QPushButton( parent, name ),
+      m_dragEnabled( false )
+{
+    init( item );
+}
+
+KPushButton::~KPushButton()
+{
+    if( d )
+    {
+        delete d;
+        d = 0L;
+    }
+}
+
+void KPushButton::init( const KGuiItem &item )
+{
+    d = new KPushButtonPrivate;
+    d->item = item;
+    d->itemType = (KStdGuiItem::StdItem) 0;
+
+    // call QPushButton's implementation since we don't need to 
+    // set the GUI items text or check the state of the icon set
+    QPushButton::setText( d->item.text() );
+
+    static bool initialized = false;
+    if ( !initialized ) {
+        readSettings();
+        initialized = true;
+    }
+
+    setIconSet( d->item.iconSet() );
+
+    setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum ) );
+
+    QToolTip::add( this, item.toolTip() );
+
+    QWhatsThis::add( this, item.whatsThis() );
+
+    if (kapp)
+    {
+       connect( kapp, SIGNAL( settingsChanged(int) ),
+               SLOT( slotSettingsChanged(int) ) );
+       kapp->addKipcEventMask( KIPC::SettingsChanged );
+    }
+}
+
+void KPushButton::readSettings()
+{
+    s_useIcons = KGlobalSettings::showIconsOnPushButtons();
+}
+
+void KPushButton::setGuiItem( const KGuiItem& item )
+{
+    d->item = item;
+
+    // call QPushButton's implementation since we don't need to 
+    // set the GUI items text or check the state of the icon set
+    QPushButton::setText( d->item.text() );
+    setIconSet( d->item.iconSet() );
+    QWhatsThis::add( this, d->item.whatsThis() );
+
+    // Do not add a tooltip to the button automatically as 99% of the time the
+    // tooltip is redundant to the button text and it results in QTipManager
+    // invoking an eventHandler on the QApplication which breaks certain apps
+    // like KDesktop which are sensitive to such things
+//    QToolTip::add( this, d->item.toolTip() );
+}
+
+void KPushButton::setGuiItem( KStdGuiItem::StdItem item )
+{
+	setGuiItem( KStdGuiItem::guiItem(item) );
+	d->itemType = item;
+}
+
+KStdGuiItem::StdItem KPushButton::guiItem() const
+{
+	return d->itemType;
+}
+
+void KPushButton::setText( const QString &text )
+{
+    QPushButton::setText(text);
+
+    // we need to re-evaluate the icon set when the text
+    // is removed, or when it is supplied
+    if (text.isEmpty() != d->item.text().isEmpty())
+        setIconSet(d->item.iconSet());
+
+    d->item.setText(text);
+}
+
+void KPushButton::setIconSet( const QIconSet &iconSet )
+{
+    d->item.setIconSet(iconSet);
+
+    if ( s_useIcons || text().isEmpty() )
+        QPushButton::setIconSet( iconSet );
+    else
+        QPushButton::setIconSet( QIconSet() );
+}
+
+void KPushButton::slotSettingsChanged( int /* category */ )
+{
+    readSettings();
+    setIconSet( d->item.iconSet() );
+}
+
+void KPushButton::setDragEnabled( bool enable )
+{
+    m_dragEnabled = enable;
+}
+
+void KPushButton::mousePressEvent( QMouseEvent *e )
+{
+    if ( m_dragEnabled )
+	startPos = e->pos();
+    QPushButton::mousePressEvent( e );
+}
+
+void KPushButton::mouseMoveEvent( QMouseEvent *e )
+{
+    if ( !m_dragEnabled )
+    {
+        QPushButton::mouseMoveEvent( e );
+        return;
+    }
+
+    if ( (e->state() & LeftButton) &&
+         (e->pos() - startPos).manhattanLength() >
+         KGlobalSettings::dndEventDelay() )
+    {
+        startDrag();
+        setDown( false );
+    }
+}
+
+QDragObject * KPushButton::dragObject()
+{
+    return 0L;
+}
+
+void KPushButton::startDrag()
+{
+    QDragObject *d = dragObject();
+    if ( d )
+	d->dragCopy();
+}
+
+void KPushButton::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "kpushbutton.moc"