reverted r5041, r5038, r5036

git-svn-id: https://svn.kvirc.de/svn/trunk/kvirc@5044 17fca916-40b9-46aa-a4ea-0a15b648b75c

22 files changed, 183 insertions, 97 deletions

diff --git a/src/kvirc/kernel/kvi_app.cpp b/src/kvirc/kernel/kvi_app.cpp
index 7bcceecae..1b15fbc3f 100644
--- a/src/kvirc/kernel/kvi_app.cpp
+++ b/src/kvirc/kernel/kvi_app.cpp
@@ -161,6 +161,10 @@ QPixmap                                 * g_pActivityMeterPixmap        = 0;
 
 	KVIRC_API QPixmap               * g_pShadedParentGlobalDesktopBackground = 0; // the pixmap that we use for MdiManager
 	KVIRC_API QPixmap               * g_pShadedChildGlobalDesktopBackground  = 0; // the pixmap that we use for MdiChild
+	#if defined(COMPILE_ON_WINDOWS) || defined(COMPILE_ON_MINGW)
+		#include <winuser.h>
+		#include <QDesktopWidget>
+	#endif
 #endif
 
 #ifdef COMPILE_CRYPT_SUPPORT
@@ -1182,18 +1186,50 @@ void KviApp::updatePseudoTransparency()
 	m_bUpdatePseudoTransparencyPending = false;
 	if(KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency))
 	{
+#if defined(COMPILE_ON_WINDOWS) || defined(COMPILE_ON_MINGW)
+		//TODO this has been tested only under mingw!
+		//TODO this needs winxp: #if (_WIN32_WINNT >= 0x0501)
+		if(KVI_OPTION_BOOL(KviOption_boolUseWindowsDesktopForTransparency))
+		{
+			QSize size = g_pApp->desktop()->screenGeometry(g_pApp->desktop()->primaryScreen()).size();
+			// get the Program Manager
+			HWND hWnd = FindWindow ("Progman", "Program Manager");
+			// Create and setup bitmap
+			HDC bitmap_dc = CreateCompatibleDC(qt_win_display_dc());
+			HBITMAP bitmap = CreateCompatibleBitmap(qt_win_display_dc(), size.width(), size.height());
+			HGDIOBJ null_bitmap = SelectObject(bitmap_dc, bitmap);
+
+			PrintWindow (hWnd, bitmap_dc, 0);
+
+			SelectObject(bitmap_dc, null_bitmap);
+			DeleteDC(bitmap_dc);
+
+			QPixmap pix = QPixmap::fromWinHBITMAP(bitmap);
+
+			DeleteObject(bitmap);
+
+			createGlobalBackgrounds(&pix);
+		} else
+#endif // COMPILE_ON_WINDOWS || COMPILE_ON_MINGW
+
 		if(KVI_OPTION_PIXMAP(KviOption_pixmapGlobalTransparencyBackground).pixmap())
 		{
 			createGlobalBackgrounds(KVI_OPTION_PIXMAP(KviOption_pixmapGlobalTransparencyBackground).pixmap());
 		} else {
 			//destroy pseudo transparency pixmaps
-			destroyPseudoTransparency();
-			//if we get here, no pseudo transparency method can be used / is enabled. test real transparency methods
+                        destroyPseudoTransparency();
+			//if we get here, no pseudo transparency method can be used / is enabled.
+#ifdef COMPILE_X11_SUPPORT
+			//under x11, we still have to check real transparency methods
 			if(!KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency))
 			{
 				//real transparency is off => turn off transparency support at all
 				KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency) = false;
 			}
+#else
+			// on other platforms, no way to proceed
+			KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency) = false;
+#endif // COMPILE_X11_SUPPORT
 		}
 	} else {
 		//transparency is disabled
@@ -1243,7 +1279,7 @@ void KviApp::loadRecentEntries()
 	getLocalKvircDirectory(szTmp,Config,KVI_CONFIGFILE_RECENT);
 	KviConfig cfg(szTmp,KviConfig::Read);
 	*g_pRecentTopicList = cfg.readStringListEntry("RecentTopicList",QStringList());
-	// *g_pBookmarkList = cfg.readStringListEntry("Bookmarks",QStringList());
+	//*g_pBookmarkList = cfg.readStringListEntry("Bookmarks",QStringList());
 }
 
 void KviApp::saveRecentEntries()
diff --git a/src/kvirc/ui/kvi_frame.cpp b/src/kvirc/ui/kvi_frame.cpp
index 1fa1f9bf4..e7d155aff 100644
--- a/src/kvirc/ui/kvi_frame.cpp
+++ b/src/kvirc/ui/kvi_frame.cpp
@@ -78,7 +78,6 @@
 
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	#include <QPixmap>
-	#include <QPainter>
 	// kvi_app.h
 	extern QPixmap * g_pShadedParentGlobalDesktopBackground;
 	extern QPixmap * g_pShadedChildGlobalDesktopBackground;
@@ -94,6 +93,10 @@ KviFrame::KviFrame()
 : KviTalMainWindow(0,"kvirc_frame")
 {
 	g_pFrame = this;
+	setAutoFillBackground(false);
+	setAttribute(Qt::WA_TranslucentBackground);
+	//disable this flag that gets enabled by qt when using Qt::WA_TranslucentBackground
+	setAttribute(Qt::WA_NoSystemBackground, false);
 	setWindowIcon(*(g_pIconManager->getSmallIcon(KVI_SMALLICON_KVIRC)));
 	
 	m_pWinList  = new KviPointerList<KviWindow>;
@@ -836,7 +839,6 @@ void KviFrame::updatePseudoTransparency()
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	uint uOpacity = KVI_OPTION_UINT(KviOption_uintGlobalWindowOpacityPercent) < 50 ? 50 : KVI_OPTION_UINT(KviOption_uintGlobalWindowOpacityPercent);
 	setWindowOpacity((float) uOpacity / 100);
-
 	if(g_pShadedParentGlobalDesktopBackground)m_pMdi->viewport()->update();
 
 	if(g_pShadedChildGlobalDesktopBackground)
@@ -844,15 +846,6 @@ void KviFrame::updatePseudoTransparency()
 		for(KviWindow * wnd = m_pWinList->first();wnd;wnd = m_pWinList->next())wnd->updateBackgrounds();
 		m_pWindowList->updatePseudoTransparency();
 	}
-
-	if(KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency) && g_pApp->supportsCompositing())
-	{
-		setAttribute(Qt::WA_TranslucentBackground);
-		setAttribute(Qt::WA_NoSystemBackground);
-	} else {
-		setAttribute(Qt::WA_TranslucentBackground, false);
-		setAttribute(Qt::WA_NoSystemBackground, false);
-	}
 #endif
 }
 
@@ -1161,19 +1154,6 @@ void KviFrame::setUsesBigPixmaps(bool bUse)
 		}
 	}
 }
-
-#ifdef COMPILE_PSEUDO_TRANSPARENCY
-void KviFrame::paintEvent(QPaintEvent *e)
-{
-	if(KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency) && g_pApp->supportsCompositing())
-	{
-		QPainter *p = new QPainter(this);
-		p->fillRect(e->rect(), palette().brush(QPalette::Window));
-		delete p;
-	}
-}
-#endif
-
 #ifndef COMPILE_USE_STANDALONE_MOC_SOURCES
 #include "kvi_frame.moc"
 #endif //!COMPILE_USE_STANDALONE_MOC_SOURCES
diff --git a/src/kvirc/ui/kvi_frame.h b/src/kvirc/ui/kvi_frame.h
index 9a7e06e53..d9b31147a 100644
--- a/src/kvirc/ui/kvi_frame.h
+++ b/src/kvirc/ui/kvi_frame.h
@@ -205,9 +205,7 @@ protected:
 	virtual bool focusNextPrevChild(bool next);
 	virtual void changeEvent(QEvent * event);
 	virtual void contextMenuEvent(QContextMenuEvent * event);
-#ifdef COMPILE_PSEUDO_TRANSPARENCY
-	virtual void paintEvent ( QPaintEvent * event );
-#endif
+
 	void updatePseudoTransparency();
 	void installAccelerators();
 protected slots:
diff --git a/src/kvirc/ui/kvi_input_editor.cpp b/src/kvirc/ui/kvi_input_editor.cpp
index e55d5db4f..dbf6f027e 100644
--- a/src/kvirc/ui/kvi_input_editor.cpp
+++ b/src/kvirc/ui/kvi_input_editor.cpp
@@ -111,6 +111,8 @@ KviInputEditor::KviInputEditor(QWidget * pPar, KviWindow * pWnd, KviUserListView
 
 	setAttribute(Qt::WA_InputMethodEnabled, true);
 
+	setAutoFillBackground(false);
+
 	setFocusPolicy(Qt::StrongFocus);
 	setAcceptDrops(true);
 
@@ -231,28 +233,28 @@ QSize KviInputEditor::sizeHint() const
 
 void KviInputEditor::paintEvent(QPaintEvent *)
 {
-	QPainter *p = new QPainter(this);
+	QPainter p(this);
 	
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	if(KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency) && g_pApp->supportsCompositing())
 	{
-		p->save();
-		p->setCompositionMode(QPainter::CompositionMode_Source);
+		p.save();
+		p.setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		p->fillRect(contentsRect(), col);
-		p->restore();
+		p.fillRect(contentsRect(), col);
+		p.restore();
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
 		QPoint pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, contentsRect().topLeft());
-		p->drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
+		p.drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
 	} else {
 #endif
-		p->fillRect(contentsRect(),KVI_OPTION_COLOR(KviOption_colorInputBackground));
+		p.fillRect(contentsRect(),KVI_OPTION_COLOR(KviOption_colorInputBackground));
 		
 		QPixmap * pix = KVI_OPTION_PIXMAP(KviOption_pixmapLabelBackground).pixmap();
 		if(pix)
-			KviPixmapUtils::drawPixmapWithPainter(p,pix,KVI_OPTION_UINT(KviOption_uintTreeWindowListPixmapAlign),contentsRect(),contentsRect().width(),contentsRect().height());
+			KviPixmapUtils::drawPixmapWithPainter(&p,pix,KVI_OPTION_UINT(KviOption_uintTreeWindowListPixmapAlign),contentsRect(),contentsRect().width(),contentsRect().height());
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	}
 #endif
@@ -271,7 +273,7 @@ void KviInputEditor::paintEvent(QPaintEvent *)
 	//option.state &= ~(QStyle::State_HasFocus | QStyle::State_Active | QStyle::State_MouseOver); // kill any state that will cause an "active" frame to be painted
 	option.features = QStyleOptionFrameV2::None;
 
-	style()->drawPrimitive(QStyle::PE_FrameLineEdit, &option, p, this);
+	style()->drawPrimitive(QStyle::PE_FrameLineEdit, &option, &p, this);
 
 	QRect r = style()->subElementRect(QStyle::SE_LineEditContents, &option, this);
 
@@ -280,11 +282,10 @@ void KviInputEditor::paintEvent(QPaintEvent *)
 	r.setRight(r.right() - KVI_INPUT_MARGIN - KVI_INPUT_PADDING);
 	r.setBottom(r.bottom() - KVI_INPUT_MARGIN - KVI_INPUT_PADDING);
 		
-	p->setClipRect(r);
+	p.setClipRect(r);
 
-	p->translate(r.topLeft());
-	drawContents(p);
-	delete p;
+	p.translate(r.topLeft());
+	drawContents(&p);
 }
 
 void KviInputEditor::drawContents(QPainter * p)
diff --git a/src/kvirc/ui/kvi_irctoolbar.cpp b/src/kvirc/ui/kvi_irctoolbar.cpp
index 4c5d114e4..9b54eb0ff 100644
--- a/src/kvirc/ui/kvi_irctoolbar.cpp
+++ b/src/kvirc/ui/kvi_irctoolbar.cpp
@@ -69,6 +69,7 @@ KviToolBarGraphicalApplet::KviToolBarGraphicalApplet(QWidget * par,const char *
 
 	g_pToolBarGraphicalAppletList->append(this);
 
+	setAutoFillBackground(false);
 	setMouseTracking(true);
 	m_bResizeMode = false;
 
diff --git a/src/kvirc/ui/kvi_ircview.cpp b/src/kvirc/ui/kvi_ircview.cpp
index e52410d57..8d8b47a07 100644
--- a/src/kvirc/ui/kvi_ircview.cpp
+++ b/src/kvirc/ui/kvi_ircview.cpp
@@ -223,12 +223,13 @@ KviIrcView::KviIrcView(QWidget *parent,KviFrame *pFrm,KviWindow *pWnd)
 : QWidget(parent)
 {
 	setObjectName("irc_view");
-	setAttribute(Qt::WA_NoSystemBackground);
-	setAttribute(Qt::WA_OpaquePaintEvent);
-
 	// Ok...here we go
 	// initialize the initializable
 
+	setAttribute(Qt::WA_NoSystemBackground); // This disables automatic qt double buffering
+// 	setAttribute(Qt::WA_OpaquePaintEvent);
+// 	setAttribute(Qt::WA_PaintOnScreen); // disable qt backing store (that would force us to trigger repaint() instead of the 10 times faster paintEvent(0))
+
 	m_iFlushTimer = 0;
 	m_pToolsPopup = 0;
 	m_pFirstLine               = 0;
@@ -284,6 +285,9 @@ KviIrcView::KviIrcView(QWidget *parent,KviFrame *pFrm,KviWindow *pWnd)
 	m_pMessagesStoppedWhileSelecting = new KviPointerList<KviIrcViewLine>;
 	m_pMessagesStoppedWhileSelecting->setAutoDelete(false);
 
+	// say qt to avoid erasing on repaint
+	setAutoFillBackground(false);
+
 	m_pFm = 0; // will be updated in the first paint event
 	m_iFontDescent = 0;
 	m_iFontLineSpacing = 0;
@@ -293,6 +297,7 @@ KviIrcView::KviIrcView(QWidget *parent,KviFrame *pFrm,KviWindow *pWnd)
 
 	// Create the scroll bar
 	m_pScrollBar = new QScrollBar(Qt::Vertical,this);
+	m_pScrollBar->setAutoFillBackground(true);
 	m_pScrollBar->setMaximum(0);
 	m_pScrollBar->setMinimum(0);
 	m_pScrollBar->setSingleStep(1);
@@ -302,7 +307,7 @@ KviIrcView::KviIrcView(QWidget *parent,KviFrame *pFrm,KviWindow *pWnd)
 	m_pScrollBar->setTracking(true);
 	m_pScrollBar->show();
 	m_pScrollBar->setFocusProxy(this);
-	m_pScrollBar->setAutoFillBackground(true);
+
 
 	m_pToolsButton = new QToolButton(this);
 	m_pToolsButton->setObjectName("btntools");
@@ -1029,13 +1034,14 @@ void KviIrcView::paintEvent(QPaintEvent *p)
 	/*
 	 * Profane description: we start the real paint here: set some geometry, a font, and paint the background
 	 */
-
 	int rectTop    = r.y();
 	int rectHeight = r.height();
 	int rectBottom = rectTop + rectHeight;
 
 	QPainter pa(this);
 
+	SET_ANTI_ALIASING(pa);
+
 	pa.setFont(font());
 	if(!m_pFm)
 	{
@@ -1044,7 +1050,6 @@ void KviIrcView::paintEvent(QPaintEvent *p)
 		// by font().
 		recalcFontVariables(QFontMetrics(pa.font()),pa.fontInfo());
 	}
-	pa.setClipRect(0, 0, widgetWidth, widgetHeight);
 
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	if(KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency) && g_pApp->supportsCompositing())
@@ -1053,7 +1058,7 @@ void KviIrcView::paintEvent(QPaintEvent *p)
 		pa.setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		pa.fillRect(r, col);
+		pa.fillRect(rect(), col);
 		pa.restore();
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
diff --git a/src/kvirc/ui/kvi_mdichild.cpp b/src/kvirc/ui/kvi_mdichild.cpp
index 76bef38a8..286b6fea5 100644
--- a/src/kvirc/ui/kvi_mdichild.cpp
+++ b/src/kvirc/ui/kvi_mdichild.cpp
@@ -66,6 +66,8 @@ KviMdiChild::KviMdiChild(KviMdiManager * par, const char * name)
 
 	connect(systemMenu(), SIGNAL(aboutToShow()), this, SLOT(updateSystemPopup()));
 	connect(this, SIGNAL(windowStateChanged(Qt::WindowStates, Qt::WindowStates)), this, SLOT(windowStateChangedEvent(Qt::WindowStates, Qt::WindowStates)));
+
+	QTimer::singleShot( 0, this, SLOT(transparencyWorkaround()));
 }
 
 KviMdiChild::~KviMdiChild()
@@ -78,6 +80,11 @@ KviMdiChild::~KviMdiChild()
 	m_pManager->focusPreviousTopChild();
 }
 
+void KviMdiChild::transparencyWorkaround()
+{
+	setAutoFillBackground(true);
+}
+	
 void KviMdiChild::setRestoredGeometry(const QRect &r)
 {
 	setGeometry(r);
@@ -203,6 +210,21 @@ void KviMdiChild::updateCaption()
 		}
 }
 
+void KviMdiChild::moveEvent(QMoveEvent *e)
+{
+#ifdef COMPILE_PSEUDO_TRANSPARENCY
+	//this is not needed for real transparency using compositing
+	if(m_pClient && g_pShadedChildGlobalDesktopBackground)
+	{
+		if(m_pClient->inherits("KviWindow")) // actually this is always the case
+		{
+			((KviWindow *)m_pClient)->updateBackgrounds();
+		}
+	}
+#endif
+	QMdiSubWindow::moveEvent(e);
+}
+
 void KviMdiChild::setClient(QWidget * w)
 {
 	KVI_ASSERT(m_pClient==0);
diff --git a/src/kvirc/ui/kvi_mdichild.h b/src/kvirc/ui/kvi_mdichild.h
index 7cc9e37f0..65593b7f8 100644
--- a/src/kvirc/ui/kvi_mdichild.h
+++ b/src/kvirc/ui/kvi_mdichild.h
@@ -170,6 +170,12 @@ public:
 	void activate();
 protected:
 	/**
+	* \brief Updates the widget background when moving
+	* \return void
+	*/
+	virtual void moveEvent(QMoveEvent * e);
+
+	/**
 	* \brief Hooks into close event to make user decisions possible
 	* \return void
 	*/
@@ -209,6 +215,13 @@ private slots:
 	* \return void
 	*/
 	void updateSystemPopup();
+
+	/**
+	* \brief This is an ugly woraround for qt 4.6.1 that otherway will display the first console window as transparent
+	* \return void
+	*/
+	void transparencyWorkaround();
+	
 };
 
 #endif //_KVI_MDICHILD_H_
diff --git a/src/kvirc/ui/kvi_mdimanager.cpp b/src/kvirc/ui/kvi_mdimanager.cpp
index 2f80a9947..4e5565676 100644
--- a/src/kvirc/ui/kvi_mdimanager.cpp
+++ b/src/kvirc/ui/kvi_mdimanager.cpp
@@ -79,6 +79,9 @@ KviMdiManager::KviMdiManager(QWidget * parent,KviFrame * pFrm,const char *)
 	m_pTileMethodPopup = new KviTalPopupMenu(this);
 	connect(m_pTileMethodPopup,SIGNAL(activated(int)),this,SLOT(tileMethodMenuActivated(int)));
 	connect(this, SIGNAL(subWindowActivated(QMdiSubWindow *)), this, SLOT(slotSubWindowActivated(QMdiSubWindow *)));
+	
+	setAutoFillBackground(false);
+	viewport()->setAutoFillBackground(false);
 
 	setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
 	setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
diff --git a/src/kvirc/ui/kvi_menubar.cpp b/src/kvirc/ui/kvi_menubar.cpp
index 63c6b6ee3..5f7eb35ba 100644
--- a/src/kvirc/ui/kvi_menubar.cpp
+++ b/src/kvirc/ui/kvi_menubar.cpp
@@ -44,6 +44,7 @@
 KviMenuBar::KviMenuBar(KviFrame * par,const char * name)
       : KviTalMenuBar(par,name)
 {
+	setAutoFillBackground(false);
 	m_pFrm = par;
 
 	KviTalPopupMenu * pop = new KviTalPopupMenu(this,"KVIrc");
diff --git a/src/kvirc/ui/kvi_statusbar.cpp b/src/kvirc/ui/kvi_statusbar.cpp
index fcd10de98..512fda21f 100644
--- a/src/kvirc/ui/kvi_statusbar.cpp
+++ b/src/kvirc/ui/kvi_statusbar.cpp
@@ -54,6 +54,8 @@
 KviStatusBar::KviStatusBar(KviFrame * pFrame)
 : QStatusBar(pFrame)
 {
+	setAutoFillBackground(false);
+
 	setProperty("name","statusbar");
 	m_pFrame = pFrame;
 	// ugh :D
diff --git a/src/kvirc/ui/kvi_statusbarapplet.cpp b/src/kvirc/ui/kvi_statusbarapplet.cpp
index 7cacec194..3f4ff317c 100644
--- a/src/kvirc/ui/kvi_statusbarapplet.cpp
+++ b/src/kvirc/ui/kvi_statusbarapplet.cpp
@@ -103,6 +103,7 @@ void KviStatusBarAppletDescriptor::unregisterApplet(KviStatusBarApplet * a)
 KviStatusBarApplet::KviStatusBarApplet(KviStatusBar * pParent, KviStatusBarAppletDescriptor * pDescriptor)
 : QLabel(pParent), m_pStatusBar(pParent), m_pDescriptor(pDescriptor)
 {
+	setAutoFillBackground(false);
 	m_pDescriptor->registerApplet(this);
 	m_pStatusBar->registerApplet(this);
 }
diff --git a/src/kvirc/ui/kvi_themedcombobox.cpp b/src/kvirc/ui/kvi_themedcombobox.cpp
index 46a743f42..bd403281e 100644
--- a/src/kvirc/ui/kvi_themedcombobox.cpp
+++ b/src/kvirc/ui/kvi_themedcombobox.cpp
@@ -44,6 +44,7 @@ KviThemedComboBox::KviThemedComboBox(QWidget * par, KviWindow * pWindow, const c
 {
 	setObjectName(name);
 	m_pKviWindow = pWindow;
+	setAutoFillBackground(true);
 	applyOptions();
 }
 
@@ -117,11 +118,11 @@ void KviThemedComboBox::paintEvent ( QPaintEvent * event )
 		p->setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		p->fillRect(event->rect(), col);
+		p->fillRect(contentsRect(), col);
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
-		QPoint pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, event->rect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, event->rect().topLeft());
-		p->drawTiledPixmap(event->rect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
+		QPoint pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, contentsRect().topLeft());
+		p->drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
 	}
 	delete p;
 #endif
diff --git a/src/kvirc/ui/kvi_themedlabel.cpp b/src/kvirc/ui/kvi_themedlabel.cpp
index eba722d01..406d234a5 100644
--- a/src/kvirc/ui/kvi_themedlabel.cpp
+++ b/src/kvirc/ui/kvi_themedlabel.cpp
@@ -32,7 +32,6 @@
 #include "kvi_mdimanager.h"
 
 #include <QPainter>
-#include <QStyleOptionFrameV2>
 
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	extern QPixmap * g_pShadedChildGlobalDesktopBackground;
@@ -45,6 +44,7 @@ KviThemedLabel::KviThemedLabel(QWidget * par, KviWindow * pWindow,const char * n
 	m_pKviWindow = pWindow;
 	setFrameStyle(QFrame::Sunken | QFrame::StyledPanel);
 	setContentsMargins(2,2,2,2);
+	setAutoFillBackground(false);
 	applyOptions();
 }
 
@@ -73,26 +73,24 @@ void KviThemedLabel::applyOptions()
 	update();
 }
 
-void KviThemedLabel::paintEvent(QPaintEvent *event)
+void KviThemedLabel::paintEvent(QPaintEvent *e)
 {
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	QPainter *p = new QPainter(this);
-	p->setClipRect(contentsRect());
-
 	if(KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency) && g_pApp->supportsCompositing())
 	{
 		p->setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		p->fillRect(event->rect(), col);
+		p->fillRect(contentsRect(), col);
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
-		QPoint pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, event->rect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, event->rect().topLeft());
-		p->drawTiledPixmap(event->rect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
+		QPoint pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, contentsRect().topLeft());
+		p->drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
 	}
 	delete p;
 #endif
-	QLabel::paintEvent(event);
+	QLabel::paintEvent(e);
 }
 
 void KviThemedLabel::mouseDoubleClickEvent(QMouseEvent *)
diff --git a/src/kvirc/ui/kvi_themedlineedit.cpp b/src/kvirc/ui/kvi_themedlineedit.cpp
index 300cb7606..9cea83ea7 100644
--- a/src/kvirc/ui/kvi_themedlineedit.cpp
+++ b/src/kvirc/ui/kvi_themedlineedit.cpp
@@ -43,6 +43,7 @@ KviThemedLineEdit::KviThemedLineEdit(QWidget * par, KviWindow * pWindow,const ch
 {
 	setObjectName(name);
 	m_pKviWindow = pWindow;
+	setAutoFillBackground(false);
 	setContentsMargins(2,2,2,2);
 	applyOptions();
 }
@@ -103,15 +104,16 @@ void KviThemedLineEdit::paintEvent ( QPaintEvent * event )
 		p->setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		p->fillRect(event->rect(), col);
+		p->fillRect(contentsRect(), col);
+		p->restore();
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
 		QPoint pnt;
 		if(m_pKviWindow)
-			pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, event->rect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, event->rect().topLeft());
+			pnt = m_pKviWindow->mdiParent() ? mapTo(g_pFrame, contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : mapTo(m_pKviWindow, contentsRect().topLeft());
 		else
 			pnt = mapToGlobal(event->rect().topLeft());
-		p->drawTiledPixmap(event->rect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
+		p->drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
 	}
 	delete p;
 #endif
diff --git a/src/kvirc/ui/kvi_themedtreewidget.cpp b/src/kvirc/ui/kvi_themedtreewidget.cpp
index a8060a2d0..dd2042d65 100644
--- a/src/kvirc/ui/kvi_themedtreewidget.cpp
+++ b/src/kvirc/ui/kvi_themedtreewidget.cpp
@@ -40,6 +40,7 @@ KviThemedTreeWidget::KviThemedTreeWidget(QWidget * par, KviWindow * pWindow,cons
 {
 	setObjectName(name);
 	m_pKviWindow = pWindow;
+	setAutoFillBackground(false);
 	applyOptions();
 }
 
@@ -68,7 +69,7 @@ void KviThemedTreeWidget::applyOptions()
 	update();
 }
 
-void KviThemedTreeWidget::paintEvent(QPaintEvent *event)
+void KviThemedTreeWidget::paintEvent(QPaintEvent *e)
 {
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	QPainter *p = new QPainter(this->viewport());
@@ -77,15 +78,15 @@ void KviThemedTreeWidget::paintEvent(QPaintEvent *event)
 		p->setCompositionMode(QPainter::CompositionMode_Source);
 		QColor col=KVI_OPTION_COLOR(KviOption_colorGlobalTransparencyFade);
 		col.setAlphaF((float)((float)KVI_OPTION_UINT(KviOption_uintGlobalTransparencyChildFadeFactor) / (float)100));
-		p->fillRect(event->rect(), col);
+		p->fillRect(viewport()->contentsRect(), col);
 	} else if(g_pShadedChildGlobalDesktopBackground)
 	{
-		QPoint pnt = m_pKviWindow->mdiParent() ? viewport()->mapTo(g_pFrame, event->rect().topLeft() + viewport()->contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : viewport()->mapTo(m_pKviWindow, event->rect().topLeft() + viewport()->contentsRect().topLeft());
-		p->drawTiledPixmap(event->rect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
+		QPoint pnt = m_pKviWindow->mdiParent() ? viewport()->mapTo(g_pFrame, contentsRect().topLeft() + viewport()->contentsRect().topLeft() + g_pFrame->mdiManager()->scrollBarsOffset()) : viewport()->mapTo(m_pKviWindow, contentsRect().topLeft() + viewport()->contentsRect().topLeft());
+		p->drawTiledPixmap(contentsRect(),*(g_pShadedChildGlobalDesktopBackground), pnt);
 	}
 	delete p;
 #endif
-	QTreeWidget::paintEvent(event);
+	QTreeWidget::paintEvent(e);
 }
 
 #ifndef COMPILE_USE_STANDALONE_MOC_SOURCES
diff --git a/src/kvirc/ui/kvi_topicw.cpp b/src/kvirc/ui/kvi_topicw.cpp
index 5ec014b67..0cb5c6fc6 100644
--- a/src/kvirc/ui/kvi_topicw.cpp
+++ b/src/kvirc/ui/kvi_topicw.cpp
@@ -115,6 +115,7 @@ KviTopicWidget::KviTopicWidget(QWidget * par, KviChannel * pChannel, const char
 	m_iCursorPosition = 0;
 	m_pInput = 0;
 	m_pLabel = 0;
+	setAutoFillBackground(false);
 
 	m_pLabel = new KviThemedLabel(this, pChannel, "topic_label");
 	m_pLabel->setTextFormat(Qt::RichText);
diff --git a/src/kvirc/ui/kvi_userlistview.cpp b/src/kvirc/ui/kvi_userlistview.cpp
index 86e47053e..9cc1436fb 100644
--- a/src/kvirc/ui/kvi_userlistview.cpp
+++ b/src/kvirc/ui/kvi_userlistview.cpp
@@ -1625,15 +1625,11 @@ void KviUserListView::maybeTip(KviUserListToolTip * pTip, const QPoint & pnt)
 KviUserListViewArea::KviUserListViewArea(KviUserListView * pPar)
 : QWidget(pPar)
 {
-	setAttribute(Qt::WA_NoSystemBackground);
-	setAttribute(Qt::WA_OpaquePaintEvent);
-
 	m_pListView = pPar;
+	setAutoFillBackground(false);
 
 	m_pScrollBar = new QScrollBar(Qt::Vertical,this);
 	m_pScrollBar->setObjectName("scrollbar");
-	m_pScrollBar->setAutoFillBackground(true);
-
 	m_pScrollBar->setRange(0,0);
 	m_pScrollBar->setValue(0);
 	connect(m_pScrollBar,SIGNAL(valueChanged(int)),this,SLOT(scrollBarMoved(int)));
@@ -1707,18 +1703,14 @@ void KviUserListViewArea::scrollBarMoved(int iNewVal)
 
 void KviUserListViewArea::paintEvent(QPaintEvent * e)
 {
-	QPainter p(this);
-
 	// update the scroll bar
 	int iWidth = width() - m_pScrollBar->width();
 
 	QRect r = e->rect();
 	if(r.right() > iWidth)
-	{
 		r.setRight(iWidth);
-// 		p.fillRect(iWidth, 0, m_pScrollBar->width(), m_pScrollBar->height(), palette().brush(backgroundRole()));
-	}
-	p.setClipRect(r);
+
+	QPainter p(this);
 
 	QFontMetrics fm(p.fontMetrics());
 
@@ -1748,6 +1740,8 @@ void KviUserListViewArea::paintEvent(QPaintEvent * e)
 	}
 #endif
 
+	p.setClipRect(r);
+
 	KviUserListEntry * pEntry = m_pListView->m_pTopItem;
 
 	int iTheY = KVI_USERLIST_BORDER_WIDTH - m_iTopItemOffset;
diff --git a/src/kvirc/ui/kvi_window.cpp b/src/kvirc/ui/kvi_window.cpp
index a3594cfbf..34eaded27 100644
--- a/src/kvirc/ui/kvi_window.cpp
+++ b/src/kvirc/ui/kvi_window.cpp
@@ -134,6 +134,7 @@ KviWindow::KviWindow(int type,KviFrame * lpFrm,const QString &name,KviConsole *
 	m_pWindowListItem = 0;
 
 	setMinimumSize(KVI_WINDOW_MIN_WIDTH,KVI_WINDOW_MIN_HEIGHT);
+	//setAutoFillBackground(false);
 	setFocusPolicy(Qt::StrongFocus);
 	connect(g_pApp,SIGNAL(reloadImages()),this,SLOT(reloadImages()));
 }
diff --git a/src/kvirc/ui/kvi_windowlist_tree.cpp b/src/kvirc/ui/kvi_windowlist_tree.cpp
index 751919f2f..c6fa105c7 100644
--- a/src/kvirc/ui/kvi_windowlist_tree.cpp
+++ b/src/kvirc/ui/kvi_windowlist_tree.cpp
@@ -171,14 +171,13 @@ KviTreeWindowListTreeWidget::KviTreeWindowListTreeWidget(QWidget * par)
 {
 	setObjectName("tree_windowlist");
 	setRootIsDecorated(true);
-	setAttribute(Qt::WA_NoSystemBackground);
-	setAttribute(Qt::WA_OpaquePaintEvent);
-
 	setSelectionMode(QAbstractItemView::NoSelection);
 	setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
 	setFont(KVI_OPTION_FONT(KviOption_fontTreeWindowList));
 	setFocusPolicy(Qt::NoFocus);
 	setFrameShape(NoFrame);
+	setAutoFillBackground(false);
+	viewport()->setAutoFillBackground(false);
 }
 
 KviTreeWindowListTreeWidget::~KviTreeWindowListTreeWidget()
diff --git a/src/modules/options/optw_interfacelookglobal.cpp b/src/modules/options/optw_interfacelookglobal.cpp
index aa31c13c7..579045f62 100644
--- a/src/modules/options/optw_interfacelookglobal.cpp
+++ b/src/modules/options/optw_interfacelookglobal.cpp
@@ -99,20 +99,36 @@ KviThemeTransparencyOptionsWidget::KviThemeTransparencyOptionsWidget(QWidget * p
 			KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency));
 	connect(m_pUseTransparencyBoolSelector,SIGNAL(toggled(bool)),c,SLOT(setEnabled(bool)));
 
-	m_pUseCompositingForTransparencyBoolSelector = addBoolSelector(0,5,1,5,__tr2qs_ctx("Use compositing for real transparency","options"),KviOption_boolUseCompositingForTransparency, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency));
+	#ifdef COMPILE_X11_SUPPORT
+		m_pUseCompositingForTransparencyBoolSelector = addBoolSelector(0,5,1,5,__tr2qs_ctx("Use compositing for real transparency","options"),KviOption_boolUseCompositingForTransparency, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency));
+
+		m_pGlobalBackgroundPixmapSelector = addPixmapSelector(0,6,1,6,__tr2qs_ctx("Transparency blend image:","options"),KviOption_pixmapGlobalTransparencyBackground, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency) && !KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency));
+		layout()->setRowStretch(7,1);
+
+		if(g_pApp->supportsCompositing())
+		{
+			connect(m_pUseTransparencyBoolSelector,SIGNAL(toggled(bool)),m_pUseCompositingForTransparencyBoolSelector,SLOT(setEnabled(bool)));
+			connect(m_pUseCompositingForTransparencyBoolSelector,SIGNAL(toggled(bool)),this,SLOT(enableGlobalBackgroundPixmapSelector(bool)));
+		} else {
+			m_pUseCompositingForTransparencyBoolSelector->setEnabled(false);
+			m_pUseCompositingForTransparencyBoolSelector->setChecked(false);
+			enableGlobalBackgroundPixmapSelector(true);
+		}
+
+	#elif defined(COMPILE_ON_WINDOWS) || defined(COMPILE_ON_MINGW)
+		m_pUseWindowsFakeDesktopTransparencyBoolSelector = addBoolSelector(0,5,1,5,__tr2qs_ctx("Use desktop background for transparency","options"),KviOption_boolUseWindowsDesktopForTransparency, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency));
+
+		m_pGlobalBackgroundPixmapSelector = addPixmapSelector(0,6,1,6,__tr2qs_ctx("Transparency blend image:","options"),KviOption_pixmapGlobalTransparencyBackground, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency) && !KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency));
+		layout()->setRowStretch(7,1);
 
-	m_pGlobalBackgroundPixmapSelector = addPixmapSelector(0,6,1,6,__tr2qs_ctx("Transparency blend image:","options"),KviOption_pixmapGlobalTransparencyBackground, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency) && !KVI_OPTION_BOOL(KviOption_boolUseCompositingForTransparency));
-	layout()->setRowStretch(6,1);
+		connect(m_pUseTransparencyBoolSelector,SIGNAL(toggled(bool)),m_pUseWindowsFakeDesktopTransparencyBoolSelector,SLOT(setEnabled(bool)));
+		connect(m_pUseWindowsFakeDesktopTransparencyBoolSelector,SIGNAL(toggled(bool)),this,SLOT(enableGlobalBackgroundPixmapSelector(bool)));
+
+	#else
+		m_pGlobalBackgroundPixmapSelector = addPixmapSelector(0,5,1,5,__tr2qs_ctx("Transparency blend image:","options"),KviOption_pixmapGlobalTransparencyBackground, KVI_OPTION_BOOL(KviOption_boolUseGlobalPseudoTransparency));
+		layout()->setRowStretch(6,1);
+	#endif //!COMPILE_X11_SUPPORT
 
-	if(g_pApp->supportsCompositing())
-	{
-		connect(m_pUseTransparencyBoolSelector,SIGNAL(toggled(bool)),m_pUseCompositingForTransparencyBoolSelector,SLOT(setEnabled(bool)));
-		connect(m_pUseCompositingForTransparencyBoolSelector,SIGNAL(toggled(bool)),this,SLOT(enableGlobalBackgroundPixmapSelector(bool)));
-	} else {
-		m_pUseCompositingForTransparencyBoolSelector->setEnabled(false);
-		m_pUseCompositingForTransparencyBoolSelector->setChecked(false);
-		enableGlobalBackgroundPixmapSelector(true);
-    }
 	connect(m_pUseTransparencyBoolSelector,SIGNAL(toggled(bool)),this,SLOT(enableGlobalBackgroundPixmapSelector(bool)));
 #else //!COMPILE_PSEUDO_TRANSPARENCY
 	createLayout();
@@ -127,7 +143,13 @@ KviThemeTransparencyOptionsWidget::~KviThemeTransparencyOptionsWidget()
 void KviThemeTransparencyOptionsWidget::enableGlobalBackgroundPixmapSelector(bool)
 {
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
-	m_pGlobalBackgroundPixmapSelector->setEnabled(m_pUseTransparencyBoolSelector->isChecked() && !(m_pUseCompositingForTransparencyBoolSelector->isChecked()));
+	#ifdef COMPILE_X11_SUPPORT
+		m_pGlobalBackgroundPixmapSelector->setEnabled(m_pUseTransparencyBoolSelector->isChecked() && !(m_pUseCompositingForTransparencyBoolSelector->isChecked()));
+	#elif defined(COMPILE_ON_WINDOWS) || defined(COMPILE_ON_MINGW)
+		m_pGlobalBackgroundPixmapSelector->setEnabled(m_pUseTransparencyBoolSelector->isChecked() && !(m_pUseWindowsFakeDesktopTransparencyBoolSelector->isChecked()));
+        #else
+		m_pGlobalBackgroundPixmapSelector->setEnabled(m_pUseTransparencyBoolSelector->isChecked());
+	#endif
 #endif
 }
 
diff --git a/src/modules/options/optw_interfacelookglobal.h b/src/modules/options/optw_interfacelookglobal.h
index afa2b193c..da19fc819 100644
--- a/src/modules/options/optw_interfacelookglobal.h
+++ b/src/modules/options/optw_interfacelookglobal.h
@@ -60,7 +60,11 @@ protected:
 #ifdef COMPILE_PSEUDO_TRANSPARENCY
 	KviPixmapSelector * m_pGlobalBackgroundPixmapSelector;
 	KviBoolSelector * m_pUseTransparencyBoolSelector;
-	KviBoolSelector * m_pUseCompositingForTransparencyBoolSelector;
+	#ifdef COMPILE_X11_SUPPORT
+		KviBoolSelector * m_pUseCompositingForTransparencyBoolSelector;
+	#elif defined(COMPILE_ON_MINGW) // || defined(COMPILE_ON_WINDOWS)
+		KviBoolSelector * m_pUseWindowsFakeDesktopTransparencyBoolSelector;
+	#endif
 #endif
 protected slots:
 	void enableGlobalBackgroundPixmapSelector(bool);