Add initial menu transparency support

There is a (mostly aesthetic) problem related to widgets not respecting the palette's background pixmap, due to lack of support in themes (and probably the styles API?).

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

1 files changed, 32 insertions, 6 deletions

diff --git a/src/menuhandler.cpp b/src/menuhandler.cpp
index 8eaeabb..e0c226f 100644
--- a/src/menuhandler.cpp
+++ b/src/menuhandler.cpp
@@ -1,4 +1,3 @@
-
 /***************************************************************************
  *   Copyright (C) 2006-2007 by Marco Martin                               *
  *   notmart@gmail.com                                                     *
@@ -30,14 +29,16 @@
 #include <tqfile.h>
 #include <tqcursor.h>
 #include <tdepopupmenu.h>
+#include <tqobjectlist.h>
 #include <kdebug.h>
+#include <tqlabel.h>
 #include <time.h>
 
 #include "menuhandler.h"
 #include "buttons.h"
 
 MenuHandler::MenuHandler( TQWidget *parent, Prefs *prefs, char *name, WFlags fl)
-  :TQFrame(parent, name, fl ), searchMode(false)
+  :TQFrame(parent, name, fl ), searchMode(false), rootPix(nullptr)
 {
 
   prefSkel = prefs;
@@ -82,6 +83,7 @@ MenuHandler::MenuHandler( TQWidget *parent, Prefs *prefs, char *name, WFlags fl)
   readConfig();
   setupColumns();
   updateWindowType();
+  setBackground();
 
   //Searchline...
   iconLoader = TDEGlobal::iconLoader();
@@ -139,6 +141,7 @@ MenuHandler::MenuHandler( TQWidget *parent, Prefs *prefs, char *name, WFlags fl)
   sessionsMenu = new TQPopupMenu();
   menu->switchButton->setPopup(sessionsMenu);
 
+  menu->allAppsFrame->setPaletteBackgroundColor(colorGroup().background());
 
   initializeRecentlyUsed( );
 
@@ -490,6 +493,7 @@ void MenuHandler::updateConfig()
 {
   readConfig();
   updateWindowType();
+  setBackground();
 
   menu->dynamicList->setActionIconSize( _actionIconSize );
   menu->rootList->setActionIconSize( _actionIconSize );
@@ -501,7 +505,7 @@ void MenuHandler::updateConfig()
   menuModeChanged( _menuMode );
   KServiceGroup::Ptr service = KServiceGroup::root();
   menu->rootList->clear();
-    populateList( service, menu->rootList, NULL, false );
+  populateList( service, menu->rootList, NULL, false );
 }
 
 
@@ -518,10 +522,8 @@ void MenuHandler::mousePressEvent( TQMouseEvent *e)
   }
 }
 
-void MenuHandler::closeEvent ( TQCloseEvent *e)
+void MenuHandler::closeEvent(TQCloseEvent *e)
 {
-  e=e;
-
   if( _isNormalWindow )
   {
     prefSkel->setNormalWindowWidth(width());
@@ -1697,5 +1699,29 @@ void MenuHandler::switchWindowMode()
 
   menu->detachButton->setIconSet(TQPixmap(uic_findImage(_isNormalWindow ? "attach.png" : "detach.png")));
 }
+
+void MenuHandler::setBackground()
+{
+  if (rootPix) {
+    rootPix->stop();
+    delete rootPix;
+    rootPix = nullptr;
+  }
+
+  if (prefSkel->transparent()) {
+    rootPix = new KRootPixmap(this);
+    rootPix->setCustomPainting(true);
+    rootPix->setBlurEffect(0.0, prefSkel->blurBackground() ? 4.0 : 0.0);
+    connect(rootPix, TQT_SIGNAL(backgroundUpdated(const TQPixmap&)),
+                     TQT_SLOT(updateBackground(const TQPixmap&)));
+    rootPix->start();
+  }
+}
+
+void MenuHandler::updateBackground(const TQPixmap &pix)
+{
+    menu->setPaletteBackgroundPixmap(pix);
+}
+
 #include "menuhandler.moc"
 //EOF