Added KDE3 version of Yakuake

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/yakuake@1097626 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 181 insertions, 0 deletions

diff --git a/yakuake/src/image_button.cpp b/yakuake/src/image_button.cpp
new file mode 100644
index 0000000..f6253c8
--- /dev/null
+++ b/yakuake/src/image_button.cpp
@@ -0,0 +1,181 @@
+/*
+    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.
+*/
+
+/*
+  Copyright (C) 2005 Francois Chazal <neptune3k@free.fr>
+  Copyright (C) 2006-2007 Eike Hein <hein@kde.org>
+*/
+
+
+#include "image_button.h"
+#include "image_button.moc"
+#include "settings.h"
+
+#include <qwhatsthis.h>
+#include <qtimer.h>
+
+#include <kglobalsettings.h>
+
+
+ImageButton::ImageButton(QWidget* parent, const char* name, bool translucency) : TranslucentWidget(parent, name, translucency)
+{
+    state = 0;
+    toggle = false;
+    pressed = false;
+    delay_popup = false;
+
+    popup_menu = NULL;
+    popup_timer = NULL;
+}
+
+ImageButton::~ImageButton()
+{
+}
+
+void ImageButton::setToggleButton(bool toggled)
+{
+    /* Sets the toggling ability. */
+
+    pressed = false;
+    toggle = toggled;
+}
+
+void ImageButton::setToggled(bool enable)
+{
+    if (toggle)
+    {
+        state = 0;
+
+        if (enable)
+            pressed = true;
+        else
+            pressed = false;
+
+        repaint();
+    }
+}
+
+void ImageButton::setPopupMenu(QPopupMenu* menu)
+{
+    popup_menu = menu;
+    popup_timer = new QTimer(this);
+    connect(popup_timer, SIGNAL(timeout()), this, SLOT(showPopupMenu()));
+}
+
+void ImageButton::showPopupMenu()
+{
+    popup_menu->exec(mapToGlobal(QPoint(0, height())));
+}
+
+void ImageButton::setUpPixmap(const QString& path, bool use_alpha_mask)
+{
+    up_pixmap.load(path);
+    resize(up_pixmap.size());
+
+    if (up_pixmap.hasAlphaChannel()) setMask(*up_pixmap.mask());
+
+    if (use_alpha_mask)
+        setUseTranslucency(true);
+    else
+        setMask(QRegion(up_pixmap.rect()));
+}
+
+void ImageButton::setOverPixmap(const QString& path)
+{
+    over_pixmap.load(path);
+}
+
+void ImageButton::setDownPixmap(const QString& path)
+{
+    down_pixmap.load(path);
+}
+
+void ImageButton::enterEvent(QEvent*)
+{
+    state = pressed ? 2 : 1;
+
+    repaint();
+}
+
+void ImageButton::leaveEvent(QEvent*)
+{
+    state = 0;
+
+    if (popup_timer) popup_timer->stop();
+
+    repaint();
+}
+
+void ImageButton::mousePressEvent(QMouseEvent*)
+{
+    if (QWhatsThis::inWhatsThisMode()) return;
+
+    state = 2;
+
+    if (popup_timer) popup_timer->stop();
+
+    repaint();
+
+    if (popup_menu)
+    {
+        if (delay_popup)
+            popup_timer->start(600, true);
+        else
+            popup_menu->exec(mapToGlobal(QPoint(0, height())));
+    }
+}
+
+void ImageButton::mouseReleaseEvent(QMouseEvent*)
+{
+    if (QWhatsThis::inWhatsThisMode()) return;
+
+    // Don't process event if press and release didn't
+    // occur within the button.
+    if (!state > 0) return;
+
+    state = toggle ? 0 : 1;
+    pressed = toggle ? !pressed : false;
+
+    if (popup_timer) popup_timer->stop();
+
+    repaint();
+
+    if (toggle)
+        emit toggled(pressed);
+    else
+        emit clicked();
+}
+
+void ImageButton::paintEvent(QPaintEvent*)
+{
+    QPainter painter(this);
+
+    erase();
+
+    if (!useTranslucency())
+        painter.fillRect(0, 0, width(), height(), Settings::skinbgcolor());
+
+    switch (state)
+    {
+        case 0:
+            if (pressed)
+                painter.drawPixmap(0, 0, down_pixmap);
+            else
+                painter.drawPixmap(0, 0, up_pixmap);
+            break;
+
+        case 1:
+            painter.drawPixmap(0, 0, over_pixmap);
+            break;
+
+        case 2:
+            painter.drawPixmap(0, 0, down_pixmap);
+            break;
+    }
+
+    painter.end();
+}