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/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 258 insertions, 0 deletions

diff --git a/kicker/libkicker/simplebutton.cpp b/kicker/libkicker/simplebutton.cpp
new file mode 100644
index 000000000..223e71982
--- /dev/null
+++ b/kicker/libkicker/simplebutton.cpp
@@ -0,0 +1,258 @@
+/* This file is part of the KDE project
+   Copyright (C) 2003-2004 Nadeem Hasan <nhasan@kde.org>
+   Copyright (C) 2004-2005 Aaron J. Seigo <aseigo@kde.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This program 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
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "simplebutton.h"
+
+#include <qpainter.h>
+#include <qstyle.h>
+
+#include <kapplication.h>
+#include <kcursor.h>
+#include <kdialog.h>
+#include <kglobalsettings.h>
+#include <kiconeffect.h>
+#include <kicontheme.h>
+#include <kipc.h>
+#include <kstandarddirs.h>
+
+#define BUTTON_MARGIN KDialog::spacingHint()
+
+SimpleButton::SimpleButton(QWidget *parent, const char *name)
+    : QButton(parent, name),
+      m_highlight(false),
+      m_orientation(Qt::Horizontal)
+{
+    setBackgroundOrigin( AncestorOrigin );
+
+    connect( kapp, SIGNAL( settingsChanged( int ) ),
+       SLOT( slotSettingsChanged( int ) ) );
+    connect( kapp, SIGNAL( iconChanged( int ) ),
+       SLOT( slotIconChanged( int ) ) );
+
+    kapp->addKipcEventMask( KIPC::SettingsChanged );
+    kapp->addKipcEventMask( KIPC::IconChanged );
+
+    slotSettingsChanged( KApplication::SETTINGS_MOUSE );
+}
+
+void SimpleButton::setPixmap(const QPixmap &pix)
+{
+    QButton::setPixmap(pix);
+    generateIcons();
+    update();
+}
+
+void SimpleButton::setOrientation(Qt::Orientation orientation)
+{
+    m_orientation = orientation;
+    update();
+}
+
+QSize SimpleButton::sizeHint() const
+{
+    const QPixmap* pm = pixmap();
+
+    if (!pm)
+        return QButton::sizeHint();
+    else
+        return QSize(pm->width() + BUTTON_MARGIN, pm->height() + BUTTON_MARGIN);
+}
+
+QSize SimpleButton::minimumSizeHint() const
+{
+    const QPixmap* pm = pixmap();
+
+    if (!pm)
+        return QButton::minimumSizeHint();
+    else
+        return QSize(pm->width(), pm->height());
+}
+
+void SimpleButton::drawButton( QPainter *p )
+{
+    drawButtonLabel(p);
+}
+
+void SimpleButton::drawButtonLabel( QPainter *p )
+{
+    if (!pixmap())
+    {
+        return;
+    }
+
+    QPixmap pix = isEnabled() ? (m_highlight? m_activeIcon : m_normalIcon) : m_disabledIcon;
+
+    if (isOn() || isDown())
+    {
+        pix = pix.convertToImage().smoothScale(pix.width() - 2,
+                                               pix.height() - 2);
+    }
+
+    int h = height();
+    int w = width();
+    int ph = pix.height();
+    int pw = pix.width();
+    int margin = BUTTON_MARGIN;
+    QPoint origin(margin / 2, margin / 2);
+
+    if (ph < (h - margin))
+    {
+        origin.setY((h - ph) / 2);
+    }
+
+    if (pw < (w - margin))
+    {
+        origin.setX((w - pw) / 2);
+    }
+
+    p->drawPixmap(origin, pix);
+}
+
+void SimpleButton::generateIcons()
+{
+    if (!pixmap())
+    {
+        return;
+    }
+
+    QImage image = pixmap()->convertToImage();
+    KIconEffect effect;
+
+    m_normalIcon = effect.apply(image, KIcon::Panel, KIcon::DefaultState);
+    m_activeIcon = effect.apply(image, KIcon::Panel, KIcon::ActiveState);
+    m_disabledIcon = effect.apply(image, KIcon::Panel, KIcon::DisabledState);
+    
+    updateGeometry();
+}
+
+void SimpleButton::slotSettingsChanged(int category)
+{
+    if (category != KApplication::SETTINGS_MOUSE)
+    {
+        return;
+    }
+
+    bool changeCursor = KGlobalSettings::changeCursorOverIcon();
+
+    if (changeCursor)
+    {
+        setCursor(KCursor::handCursor());
+    }
+    else
+    {
+        unsetCursor();
+    }
+}
+
+void SimpleButton::slotIconChanged( int group )
+{
+    if (group != KIcon::Panel)
+    {
+        return;
+    }
+
+    generateIcons();
+    update();
+}
+
+void SimpleButton::enterEvent( QEvent *e )
+{
+    m_highlight = true;
+
+    repaint( false );
+    QButton::enterEvent( e );
+}
+
+void SimpleButton::leaveEvent( QEvent *e )
+{
+    m_highlight = false;
+
+    repaint( false );
+    QButton::enterEvent( e );
+}
+
+void SimpleButton::resizeEvent( QResizeEvent * )
+{
+    generateIcons();
+}
+
+
+SimpleArrowButton::SimpleArrowButton(QWidget *parent, Qt::ArrowType arrow, const char *name)
+    : SimpleButton(parent, name)
+{
+    setBackgroundOrigin(AncestorOrigin);
+    _arrow = arrow;
+    _inside = false;
+}
+
+QSize SimpleArrowButton::sizeHint() const
+{
+    return QSize( 12, 12 );
+}
+
+void SimpleArrowButton::setArrowType(Qt::ArrowType a)
+{
+    if (_arrow != a) 
+    {
+        _arrow = a;
+        update();
+    }
+}
+
+Qt::ArrowType SimpleArrowButton::arrowType() const
+{
+    return _arrow;
+}
+
+void SimpleArrowButton::drawButton( QPainter *p )
+{
+    QRect r(1, 1, width() - 2, height() - 2);
+    
+    QStyle::PrimitiveElement pe = QStyle::PE_ArrowLeft;
+    switch (_arrow)
+    {
+        case Qt::LeftArrow: pe = QStyle::PE_ArrowLeft; break;
+        case Qt::RightArrow: pe = QStyle::PE_ArrowRight; break;
+        case Qt::UpArrow: pe = QStyle::PE_ArrowUp; break;
+        case Qt::DownArrow: pe = QStyle::PE_ArrowDown; break;
+    }
+    
+    int flags = QStyle::Style_Default | QStyle::Style_Enabled;
+    if (isDown() || isOn())	flags |= QStyle::Style_Down;
+    style().drawPrimitive(pe, p, r, colorGroup(), flags);
+}
+
+void SimpleArrowButton::enterEvent( QEvent *e )
+{
+    _inside = true;
+    SimpleButton::enterEvent( e );
+    update();
+}
+
+void SimpleArrowButton::leaveEvent( QEvent *e )
+{
+    _inside = false;
+    SimpleButton::enterEvent( e );
+    update();
+}
+
+#include "simplebutton.moc"
+
+// vim:ts=4:sw=4:et