1 files changed, 197 insertions, 0 deletions
diff --git a/src/libs/widgets/common/dpopupmenu.cpp b/src/libs/widgets/common/dpopupmenu.cpp
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+++ b/src/libs/widgets/common/dpopupmenu.cpp
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2006-11-11
+ * Description : a popup menu with a decorative graphic banner
+ *               at the left border.
+ * 
+ * Copyright (C) 1996-2000 the kicker authors.
+ * Copyright (C) 2005 Mark Kretschmann <markey@web.de>
+ * Copyright (C) 2006-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ *
+ * 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, 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.
+ * 
+ * ============================================================ */
+
+// TQt includes.
+
+#include <tqpainter.h>
+#include <tqpixmap.h>
+#include <tqstyle.h>
+
+// KDE includes.
+
+#include <tdeapplication.h>
+#include <kiconeffect.h>
+#include <tdeapplication.h>
+#include <kstandarddirs.h>
+#include <tdeaboutdata.h>
+
+// Local includes.
+
+#include "dpopupmenu.h"
+
+namespace Digikam
+{
+
+static TQImage s_dpopupmenu_sidePixmap;
+static TQColor s_dpopupmenu_sidePixmapColor;
+
+DPopupMenu::DPopupMenu(TQWidget* parent, const char* name)
+          : TDEPopupMenu(parent, name)
+{
+    // Must be initialized so that we know the size on first invocation
+    if ( s_dpopupmenu_sidePixmap.isNull() )
+        generateSidePixmap();
+}
+
+DPopupMenu::~DPopupMenu()
+{
+}
+
+void DPopupMenu::generateSidePixmap()
+{
+    const TQColor newColor = calcPixmapColor();
+
+    if ( newColor != s_dpopupmenu_sidePixmapColor ) 
+    {
+        s_dpopupmenu_sidePixmapColor = newColor;
+
+        if (TDEApplication::kApplication()->aboutData()->appName() == TQString("digikam"))
+            s_dpopupmenu_sidePixmap.load( locate( "data","digikam/data/menusidepixmap.png" ) );
+        else
+            s_dpopupmenu_sidePixmap.load( locate( "data","showfoto/menusidepixmap.png" ) );
+
+        TDEIconEffect::colorize(s_dpopupmenu_sidePixmap, newColor, 1.0);
+    }
+}
+
+int DPopupMenu::sidePixmapWidth() const
+{
+    return s_dpopupmenu_sidePixmap.width();
+}
+
+TQRect DPopupMenu::sideImageRect() const
+{
+    return TQStyle::visualRect(TQRect(frameWidth(), frameWidth(),
+                                    s_dpopupmenu_sidePixmap.width(),
+                                    height() - 2*frameWidth()),
+                              this);
+}
+
+TQColor DPopupMenu::calcPixmapColor()
+{
+    TQColor color;
+    TQColor activeTitle   = TQApplication::palette().active().background();
+    TQColor inactiveTitle = TQApplication::palette().inactive().background();
+
+    // figure out which color is most suitable for recoloring to
+    int h1, s1, v1, h2, s2, v2, h3, s3, v3;
+    activeTitle.hsv(&h1, &s1, &v1);
+    inactiveTitle.hsv(&h2, &s2, &v2);
+    TQApplication::palette().active().background().hsv(&h3, &s3, &v3);
+
+    if ( (kAbs(h1-h3)+kAbs(s1-s3)+kAbs(v1-v3) < kAbs(h2-h3)+kAbs(s2-s3)+kAbs(v2-v3)) &&
+            ((kAbs(h1-h3)+kAbs(s1-s3)+kAbs(v1-v3) < 32) || (s1 < 32)) && (s2 > s1))
+        color = inactiveTitle;
+    else
+        color = activeTitle;
+
+    // limit max/min brightness
+    int r, g, b;
+    color.rgb(&r, &g, &b);
+    int gray = tqGray(r, g, b);
+    if (gray > 180) 
+    {
+        r = (r - (gray - 180) < 0 ? 0 : r - (gray - 180));
+        g = (g - (gray - 180) < 0 ? 0 : g - (gray - 180));
+        b = (b - (gray - 180) < 0 ? 0 : b - (gray - 180));
+    }
+    else if (gray < 76) 
+    {
+        r = (r + (76 - gray) > 255 ? 255 : r + (76 - gray));
+        g = (g + (76 - gray) > 255 ? 255 : g + (76 - gray));
+        b = (b + (76 - gray) > 255 ? 255 : b + (76 - gray));
+    }
+    color.setRgb(r, g, b);
+
+    return color;
+}
+
+void DPopupMenu::setMinimumSize(const TQSize & s)
+{
+    TDEPopupMenu::setMinimumSize(s.width() + s_dpopupmenu_sidePixmap.width(), s.height());
+}
+
+void DPopupMenu::setMaximumSize(const TQSize & s)
+{
+    TDEPopupMenu::setMaximumSize(s.width() + s_dpopupmenu_sidePixmap.width(), s.height());
+}
+
+void DPopupMenu::setMinimumSize(int w, int h)
+{
+    TDEPopupMenu::setMinimumSize(w + s_dpopupmenu_sidePixmap.width(), h);
+}
+
+void DPopupMenu::setMaximumSize(int w, int h)
+{
+  TDEPopupMenu::setMaximumSize(w + s_dpopupmenu_sidePixmap.width(), h);
+}
+
+void DPopupMenu::resizeEvent(TQResizeEvent * e)
+{
+    TDEPopupMenu::resizeEvent(e);
+
+    setFrameRect(TQStyle::visualRect(TQRect(s_dpopupmenu_sidePixmap.width(), 0,
+                                          width() - s_dpopupmenu_sidePixmap.width(), height()), 
+                 this ) );
+}
+
+//Workaround TQt3.3.x sizing bug, by ensuring we're always wide enough.
+void DPopupMenu::resize(int width, int height)
+{
+    width = kMax(width, maximumSize().width());
+    TDEPopupMenu::resize(width, height);
+}
+
+void DPopupMenu::paintEvent(TQPaintEvent* e)
+{
+    generateSidePixmap();
+
+    TQPainter p( this );
+
+    TQRect r = sideImageRect();
+    r.setTop(r.bottom()-s_dpopupmenu_sidePixmap.height()+1);
+    if ( r.intersects( e->rect() ) )
+    {
+        TQRect drawRect = r.intersect(e->rect()).intersect(sideImageRect());
+        TQRect pixRect  = drawRect;
+        pixRect.moveBy(-r.left(), -r.top());
+        p.drawImage(drawRect.topLeft(), s_dpopupmenu_sidePixmap, pixRect);
+    }
+
+    p.setClipRegion(e->region());
+
+    //NOTE: The order is important here. drawContents() must be called before drawPrimitive(),
+    //      otherwise we get rendering glitches.
+
+    drawContents(&p);
+
+    style().drawPrimitive(TQStyle::PE_PanelPopup, &p,
+                          TQRect(0, 0, width(), height()),
+                          colorGroup(), TQStyle::Style_Default,
+                          TQStyleOption( frameWidth(), 0));
+}
+
+}  // namespace Digikam