Rename KStyle to TDEStyle to avoid conflicts with KDE4.

1 files changed, 584 insertions, 0 deletions

diff --git a/kpersonalizer/tdestylepage.cpp b/kpersonalizer/tdestylepage.cpp
new file mode 100644
index 000000000..4995460cb
--- /dev/null
+++ b/kpersonalizer/tdestylepage.cpp
@@ -0,0 +1,584 @@
+/***************************************************************************
+                          tdestylepage.cpp  -  description
+                             -------------------
+    begin                : Tue May 22 2001
+    copyright            : (C) 2001 by Ralf Nolden
+    email                : nolden@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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+#include <stdlib.h>
+
+#include <tqdir.h>
+#include <tqlabel.h>
+#include <tqlistview.h>
+#include <tqcolor.h>
+#include <tqstylefactory.h>
+#include <tqpixmapcache.h>
+#include <tqstyle.h>
+#include <tqobjectlist.h>
+
+#include <tdeconfig.h>
+#include <kstandarddirs.h>
+#include <tdeapplication.h>
+#include <tdeglobal.h>
+#include <kdebug.h>
+#include <kdesktopfile.h>
+#include <tdelocale.h>
+#include <tdelistview.h>
+#include <kipc.h>
+#include <ksimpleconfig.h>
+#include <dcopclient.h>
+#include <tdestyle.h>
+#include <kicontheme.h>
+#include <kiconloader.h>
+
+#include "stylepreview.h"
+#include "tdestylepage.h"
+
+TDEStylePage::TDEStylePage(TQWidget *parent, const char *name ) : TDEStylePageDlg(parent,name) {
+
+	px_stylesSidebar->setPixmap(UserIcon("step4.png"));
+
+	klv_styles->addColumn(i18n("Style"));
+	klv_styles->addColumn( i18n( "Description" ) );
+	klv_styles->setAllColumnsShowFocus(true);
+
+	kde = new TQListViewItem( klv_styles);
+	kde->setText( 0, TQPixmap::defaultDepth() > 8 ? i18n( "Plastik" ) : i18n( "Light" ) );
+	kde->setText( 1, i18n( "TDE default style" ) );
+
+	classic = new TQListViewItem( klv_styles);
+	classic->setText( 0, i18n( "KDE Classic" ) );
+	classic->setText( 1, i18n( "Classic KDE style" ) );
+
+	keramik = new TQListViewItem( klv_styles );
+	keramik->setText( 0, i18n( "Keramik" ) );
+	keramik->setText( 1, i18n( "The previous default style" ) );
+
+	cde = new TQListViewItem( klv_styles);
+	cde->setText( 0, i18n( "Sunshine" ) );
+	cde->setText( 1, i18n( "A very common desktop" ) );
+
+	win = new TQListViewItem( klv_styles );
+	win->setText( 0, i18n( "Redmond" ) );
+	win->setText( 1, i18n( "A style from the northwest of the USA" ) );
+
+	platinum = new TQListViewItem( klv_styles );
+	platinum->setText( 0, i18n( "Platinum" ) );
+	platinum->setText( 1, i18n( "The platinum style" ) );
+
+	connect(klv_styles, TQT_SIGNAL(selectionChanged()),
+			this, TQT_SLOT(slotCurrentChanged()));
+
+	// Note: if the default is changed here it needs to be changed in tdebase/twin/plugins.cpp
+	//       and tdebase/twin/kcmtwin/twindecoration/twindecoration.cpp as well.
+	defaultKWinStyle = TQPixmap::defaultDepth() > 8 ? "twin_plastik" : "twin_quartz";
+	appliedStyle = NULL;
+
+	getAvailability();
+	getUserDefaults();
+	initColors();
+}
+
+TDEStylePage::~TDEStylePage(){
+	delete ctwin;
+	delete appliedStyle;
+}
+
+void TDEStylePage::save(bool curSettings){
+	kdDebug() << "TDEStylePage::save()" << endl;
+	// First, the style, then the colors as styles overwrite color settings
+	saveStyle(curSettings);
+	saveColors(curSettings);
+	saveKWin(curSettings);
+	saveIcons(curSettings);
+	liveUpdate();
+}
+
+/** save the widget-style */
+void TDEStylePage::saveStyle(bool curSettings){
+	TQString style = curSettings ? currentStyle : origStyle;
+	TDEConfig cfg( "kdeglobals" );
+	cfg.setGroup("General");
+	cfg.writeEntry( "widgetStyle", style, true, true );
+	cfg.sync();
+	kdDebug() << "TDEStylePage::saveStyle(): " << style << endl;
+}
+
+/** save the KWin-style*/
+void TDEStylePage::saveKWin(bool curSettings){
+	TQString twin = origKWinStyle;
+	if(curSettings) {
+		KDesktopFile* kdf = 0L;
+		TDEStandardDirs* kstd = TDEGlobal::dirs();
+		if (cde->isSelected() && twin_cde_exist)
+			kdf = new KDesktopFile(kstd->findResource("data", "twin/cde.desktop"));
+		else if (win->isSelected() && twin_win_exist)
+			kdf = new KDesktopFile(kstd->findResource("data", "twin/redmond.desktop"));
+		else if (platinum->isSelected() && twin_system_exist)
+			kdf = new KDesktopFile(kstd->findResource("data", "twin/system.desktop"));
+		else if (keramik->isSelected() && twin_keramik_exist)
+			kdf = new KDesktopFile(kstd->findResource("data", "twin/keramik.desktop"));
+		else if (kde->isSelected()) {
+			if (twin_plastik_exist && (TQColor::numBitPlanes() > 8))
+				kdf = new KDesktopFile(kstd->findResource("data", "twin/plastik.desktop"));
+			else if (twin_quartz_exist)
+				kdf = new KDesktopFile(kstd->findResource("data", "twin/quartz.desktop"));
+		}
+
+		if (kdf) {
+			kdf->setGroup("Desktop Entry");
+			twin = kdf->readEntry("X-TDE-Library", defaultKWinStyle);
+			delete kdf;
+		}
+		else {
+			// if we get here classic is selected (there's no .desktop file for the
+			// kde2 twin style),  or none of the other twin styles were found.
+			twin = "twin_default";
+		}
+	}
+	ctwin->writeEntry("PluginLib", twin);
+	ctwin->sync();
+	kdDebug() << "TDEStylePage::saveKWin(): " << twin << endl;
+}
+
+/** Save the color-scheme */
+void TDEStylePage::saveColors(bool curSettings){
+	struct colorSet* toSave;
+	if(curSettings)
+		toSave=&currentColors;  // set the color struct to save as the style colors
+	else
+		toSave=&usrColors;
+
+	// the GLOBAL config entries must be taken from the kcsrc file and written to it. Use the default values
+	// equals that the file is <default> which is no file. TODO: use the default values in that case (kde selected)
+	TDEConfig *config = TDEGlobal::config();
+	config->setGroup( "General" );
+	config->writeEntry("foreground", toSave->foreground, true, true);
+	config->writeEntry("background", toSave->background, true, true);
+	config->writeEntry("windowForeground", toSave->windowForeground, true, true);
+	config->writeEntry("windowBackground", toSave->windowBackground, true, true);
+	config->writeEntry("selectForeground",  toSave->selectForeground, true, true);
+	config->writeEntry("selectBackground", toSave->selectBackground, true, true);
+	config->writeEntry("buttonForeground", toSave->buttonForeground, true, true);
+	config->writeEntry("buttonBackground", toSave->buttonBackground, true, true);
+	config->writeEntry("linkColor", toSave->linkColor, true, true);
+	config->writeEntry("visitedLinkColor", toSave->visitedLinkColor, true, true);
+
+	// set to the WM group, *only* the TDEGlobal one, a kcsrc file only has the group "Color Scheme"  hmpf...
+	config->setGroup( "WM" );
+	config->writeEntry("activeForeground", toSave->activeForeground, true, true);
+	config->writeEntry("inactiveForeground", toSave->inactiveForeground, true, true);
+	config->writeEntry("activeBackground", toSave->activeBackground, true, true);
+	config->writeEntry("inactiveBackground", toSave->inactiveBackground, true, true);
+	config->writeEntry("activeBlend", toSave->activeBlend, true, true);
+	config->writeEntry("inactiveBlend", toSave->inactiveBlend, true, true);
+	config->writeEntry("activeTitleBtnBg", toSave->activeTitleBtnBg, true, true);
+	config->writeEntry("inactiveTitleBtnBg", toSave->inactiveTitleBtnBg, true, true);
+        config->writeEntry("alternateBackground", toSave->alternateBackground, true, true);
+
+	////////////////////////////////////////////////////
+	// KDE-1.x support
+	KSimpleConfig *tdeconfig =
+	new KSimpleConfig( TQDir::homeDirPath() + "/.tderc" );
+	tdeconfig->setGroup( "General" );
+	tdeconfig->writeEntry("background", toSave->background );
+	tdeconfig->writeEntry("selectBackground", toSave->selectBackground );
+	tdeconfig->writeEntry("foreground", toSave->foreground );
+	tdeconfig->writeEntry("windowForeground", toSave->windowForeground );
+	tdeconfig->writeEntry("windowBackground", toSave->windowBackground );
+	tdeconfig->writeEntry("selectForeground", toSave->selectForeground );
+	tdeconfig->sync();
+	delete tdeconfig;
+
+	config->setGroup("KDE");
+	// write the color scheme filename and the contrast, default 7, otherwise from file
+	config->writeEntry("colorScheme", toSave->colorFile,true, true);
+	config->writeEntry("contrast", toSave->contrast, true, true);
+	config->sync();
+
+	// background color changes
+	TDEConfig kdesktop("kdesktoprc");
+	kdesktop.setGroup("Desktop0"); // we only need to set one desktop
+
+	kdesktop.writeEntry("BackgroundMode", toSave->bgMode);
+	kdesktop.writeEntry("Color1", toSave->usrCol1);
+	kdesktop.writeEntry("Color2", toSave->usrCol2);
+	kdesktop.sync();
+	kdDebug() << "TDEStylePage::saveColors(): colorFile: " << toSave->colorFile << endl;
+}
+
+/** save the icon-theme*/
+void TDEStylePage::saveIcons(bool curSettings) {
+	TQString theme = origIcons;
+	if (curSettings) {
+		if ( (kde->isSelected() || platinum->isSelected() || keramik->isSelected())
+			&& icon_crystalsvg_exist)
+				theme = "crystalsvg";
+		else if ( (classic->isSelected() || cde->isSelected() || win->isSelected())
+			&& (TQColor::numBitPlanes() > 8) && icon_kdeclassic_exist)
+				theme = "kdeclassic";
+		else if ( (classic->isSelected() || cde->isSelected() || win->isSelected())
+			&& (TQColor::numBitPlanes() <= 8) && icon_Locolor_exist)
+				theme = "Locolor";
+	}
+	// save, what we got
+	TDEGlobal::config()->setGroup("Icons");
+	TDEGlobal::config()->writeEntry("Theme", theme, true, true);
+	TDEIconTheme icontheme(theme);
+	const char * const groups[] = { "Desktop", "Toolbar", "MainToolbar", "Small", 0L };
+	for (TDEIcon::Group i=TDEIcon::FirstGroup; i<TDEIcon::LastGroup; i++) {
+		if (groups[i] == 0L)
+			break;
+		TDEGlobal::config()->setGroup(TQString::fromLatin1(groups[i]) + "Icons");
+		TDEGlobal::config()->writeEntry("Size", icontheme.defaultSize(i));
+	}
+	TDEGlobal::config()->sync();
+	kdDebug() << "TDEStylePage::saveIcons(): " << theme << endl;
+}
+
+/** called whenever the selection in the listview changes */
+void TDEStylePage::slotCurrentChanged() {
+	// fill the currentColors-struct with the selected color-scheme
+	getColors(&currentColors, true);
+	// fill the currentStyle-string with the selected style-name
+	changeCurrentStyle();
+	switchPrevStyle();
+}
+
+void TDEStylePage::changeCurrentStyle() {
+	// set the style
+	if (cde->isSelected() && cde_exist) {
+		currentStyle="Motif";
+	}
+	else if (win->isSelected() && win_exist) {
+		currentStyle="Windows";
+	}
+	else if (platinum->isSelected() && platinum_exist) {
+		currentStyle="Platinum";
+	}
+	else if (keramik->isSelected() && kde_plastik_exist) {
+		currentStyle="Keramik";
+	}
+	else if (classic->isSelected()) {
+		// Use the highcolor style if the display supports it
+		if ( (TQColor::numBitPlanes() > 8) && kde_hc_exist ) {
+			currentStyle="HighColor";
+		}
+		else if (kde_def_exist) {
+			currentStyle="Default";
+		}
+	}
+	else if (kde->isSelected()) {
+		// Use the plastik style if the display supports it
+		if ( (TQColor::numBitPlanes() > 8) && kde_plastik_exist ) {
+			currentStyle="Plastik";
+		}
+		else if (kde_light_exist) {
+			currentStyle="Light, 3rd revision";
+		}
+		// We should never get here
+		else if (kde_def_exist) {
+			currentStyle="Default";
+		}
+	}
+	// update the preview-widget
+	kdDebug() << "TDEStylePage::changeCurrentStyle(): "<< currentStyle << endl;
+}
+
+/** to be connected to the OS page. Catches
+ *  either KDE, CDE, win or mac and pre-sets the style.
+ */
+void TDEStylePage::presetStyle(const TQString& style){
+	kdDebug() << "TDEStylePage::presetStyle(): "<< style << endl;
+	if(style=="KDE") {
+		if (kde_plastik_exist)
+			klv_styles->setSelected(kde,true);
+		else if (kde_hc_exist || kde_def_exist)
+			klv_styles->setSelected(classic,true);
+	}
+	else if(style=="CDE" && cde_exist)
+		klv_styles->setSelected(cde,true);
+	else if(style=="win" && win_exist)
+		klv_styles->setSelected(win,true);
+	else if(style=="mac") {
+		klv_styles->setSelected(platinum,true);
+	}
+}
+
+/** set the defaults for this page */
+void TDEStylePage::setDefaults(){
+}
+
+/** Fill a colorSet with a colorfile, or the default. */
+void TDEStylePage::getColors(colorSet *set, bool colorfile ){
+	TDEConfig* config;
+	bool deleteConfig = false;
+	// get the color scheme file and go to the color scheme group
+	if(colorfile){
+		TDEGlobal::dirs()->addResourceType("colors", TDEStandardDirs::kde_default("data")+"tdedisplay/color-schemes");
+		// set the style
+		if (kde->isSelected()) {
+			set->bgMode="Flat";
+                        set->usrCol1.setNamedColor("#003082");
+			set->usrCol2.setNamedColor("#6C8BB9");
+			set->colorFile="<default>";
+		}
+		else if(classic->isSelected()){
+			set->bgMode="VerticalGradient";
+			set->usrCol1.setNamedColor ("#1E72A0");
+			set->usrCol2.setNamedColor ("#C0C0C0");
+			set->colorFile=locate("colors", "KDETwo.kcsrc");
+		}
+		else if(keramik->isSelected()){
+			set->bgMode="VerticalGradient";
+			set->usrCol1.setNamedColor ("#1E72A0");
+			set->usrCol2.setNamedColor ("#C0C0C0");
+			set->colorFile=locate("colors","Keramik.kcsrc");
+		}
+		else if(cde->isSelected()){
+			set->bgMode="Flat";
+			set->usrCol1.setNamedColor("#718BA5");
+			set->usrCol2.setNamedColor ("#C0C0C0");
+			set->colorFile=locate("colors","SolarisCDE.kcsrc");
+		}
+		else if(win->isSelected()){
+			set->bgMode="Flat";
+			set->usrCol1.setNamedColor("#008183");
+			set->usrCol2.setNamedColor ("#C0C0C0");
+			set->colorFile=locate("colors","Windows2000.kcsrc");
+		}
+		else if(platinum->isSelected()){
+			set->bgMode="VerticalGradient";
+			set->usrCol1.setNamedColor("#2A569D");
+			set->usrCol2.setNamedColor("#6C8BB9");
+			set->colorFile=locate("colors","EveX.kcsrc");
+		}
+		set->contrast=7;
+		config = new KSimpleConfig(set->colorFile, true);
+		config->setGroup("Color Scheme");
+		kdDebug() << "TDEStylePage::getColors(): schemefile: " << set->colorFile << endl;
+                deleteConfig = true;
+	}
+	else {
+		TDEConfig kdesktop("kdesktoprc");
+		kdesktop.setGroup("Desktop0");
+		// set Background (userSettings if available, else default)
+		set->bgMode=kdesktop.readEntry("BackgroundMode", "Flat");
+                TQColor tmp1("#003082");
+		TQColor tmp2("#C0C0C0");
+		set->usrCol1=kdesktop.readColorEntry("Color1", &tmp1);
+		set->usrCol2=kdesktop.readColorEntry("Color2", &tmp2);
+		// write the color scheme filename and the contrast, default 7, otherwise from file
+		config=TDEGlobal::config();
+		config->setGroup("KDE");
+		set->colorFile=config->readEntry("colorScheme", "<default>");
+		set->contrast=config->readNumEntry("contrast", 7);
+		config->setGroup( "General" );
+		kdDebug() << "TDEStylePage::getColors(): schemefile: "<< set->colorFile << endl;
+    }
+	set->foreground=config->readColorEntry( "foreground", &black );
+	set->background=config->readColorEntry( "background", &widget );
+	set->windowForeground=config->readColorEntry( "windowForeground", &black );
+	set->windowBackground=config->readColorEntry( "windowBackground", &white );
+	set->selectForeground=config->readColorEntry( "selectForeground", &white );
+	set->selectBackground=config->readColorEntry( "selectBackground", &trinity4Blue );
+	set->buttonForeground=config->readColorEntry( "buttonForeground", &black );
+	set->buttonBackground=config->readColorEntry( "buttonBackground", &button );
+	set->linkColor=config->readColorEntry( "linkColor", &link );
+	set->visitedLinkColor=config->readColorEntry( "visitedLinkColor", &visitedLink );
+	// it's necessary to set the group, when reading from globalrc
+	if(!colorfile)
+		config->setGroup( "WM" );
+	set->activeForeground=config->readColorEntry("activeForeground", &white);
+        set->inactiveForeground=config->readColorEntry("inactiveForeground", &inactiveForeground);
+        set->activeBackground=config->readColorEntry("activeBackground", &activeBackground);
+        set->inactiveBackground=config->readColorEntry("inactiveBackground", &inactiveBackground);
+        set->activeBlend=config->readColorEntry("activeBlend", &activeBlend);
+        set->inactiveBlend=config->readColorEntry("inactiveBlend", &inactiveBackground);
+        set->activeTitleBtnBg=config->readColorEntry("activeTitleBtnBg", &activeTitleBtnBg);
+        set->inactiveTitleBtnBg=config->readColorEntry("inactiveTitleBtnBg", &inactiveTitleBtnBg);
+        set->alternateBackground=config->readColorEntry("alternateBackground", &alternateBackground);
+        if ( deleteConfig)
+            delete config;
+}
+
+/** Test widget- and twin- styles for availability */
+void TDEStylePage::getAvailability() {
+	// test, wich styles are available
+	kde_keramik_exist = kde_hc_exist = kde_def_exist = cde_exist
+		= kde_plastik_exist = win_exist = platinum_exist = false;
+	TQStringList styles = TQStyleFactory::keys();
+	for (TQStringList::iterator it = styles.begin(); it != styles.end(); it++) {
+		if (*it == "Keramik") kde_keramik_exist = true;
+		else if (*it == "HighColor") kde_hc_exist = true;
+		else if (*it == "Default") kde_def_exist = true;
+		else if (*it == "Plastik") kde_plastik_exist = true;
+		else if (*it == "Motif") cde_exist = true;
+		else if (*it == "Windows") win_exist = true;
+		else if (*it == "Platinum") platinum_exist = true;
+		else if (*it == "Light, 3rd revision") kde_light_exist = true;
+	}
+	// and disable the ListItems, if they are not.
+	if ( !(kde_plastik_exist || kde_light_exist) ) kde->setVisible(false);
+	if ( !(kde_hc_exist || kde_def_exist) ) classic->setVisible(false);
+	if (!kde_keramik_exist || TQPixmap::defaultDepth() <= 8) keramik->setVisible(false);
+	if (!cde_exist) cde->setVisible(false);
+	if (!win_exist) win->setVisible(false);
+	if (!platinum_exist) platinum->setVisible(false);
+
+	// test, wich KWin-styles are available
+	twin_keramik_exist = twin_system_exist = twin_plastik_exist
+			= twin_default_exist = twin_win_exist
+			= twin_cde_exist = twin_quartz_exist = false;
+	TDEStandardDirs* kstd = TDEGlobal::dirs();
+	if (!kstd->findResource("data", "twin/keramik.desktop").isNull())
+		twin_keramik_exist = true;
+	if (!kstd->findResource("data", "twin/plastik.desktop").isNull())
+		twin_plastik_exist = true;
+	if (!kstd->findResource("data", "twin/system.desktop").isNull())
+		twin_system_exist = true;
+	if (!kstd->findResource("data", "twin/redmond.desktop").isNull())
+		twin_win_exist = true;
+	if (!kstd->findResource("data", "twin/cde.desktop").isNull())
+		twin_cde_exist = true;
+	if (!kstd->findResource("data", "twin/quartz.desktop").isNull())
+		twin_quartz_exist = true;
+	twin_default_exist = true;	// we can't check for a .desktop-file for the old default because there is none
+
+	// check, wich Icon-themes are available
+	icon_crystalsvg_exist = icon_kdeclassic_exist = icon_Locolor_exist = false;
+	TQStringList icons(TDEIconTheme::list());
+	for (TQStringList::iterator it=icons.begin(); it != icons.end(); it++) {
+		TDEIconTheme icontheme(*it);
+		if (icontheme.isHidden() || !icontheme.isValid()) continue;
+		if (*it == "crystalsvg") icon_crystalsvg_exist = true;
+		else if (*it == "kdeclassic") icon_kdeclassic_exist = true;
+		else if (*it == "Locolor") icon_Locolor_exist = true;
+	}
+}
+
+/** get the user's former settings */
+void TDEStylePage::getUserDefaults() {
+	// Get the user's current widget-style
+	TDEGlobal::config()->setGroup("General");
+	origStyle = TDEGlobal::config()->readEntry( "widgetStyle", TDEStyle::defaultStyle() );
+
+	// get the user's current KWin-style
+	ctwin = new TDEConfig("twinrc");
+	ctwin->setGroup("Style");
+	origKWinStyle = ctwin->readEntry("PluginLib", defaultKWinStyle);
+
+	// get the users current colors
+	getColors(&usrColors, false);
+
+	// Get the user's current iconset
+	TDEGlobal::config()->setGroup("Icons");
+	origIcons = TDEGlobal::config()->readEntry("Theme");
+
+	kdDebug() << "TDEStylePage::getUserDefaults(): style: " << origStyle << endl;
+	kdDebug() << "TDEStylePage::getUserDefaults(): KWinStyle: " << origKWinStyle << endl;
+	kdDebug() << "TDEStylePage::getUserDefaults(): Colors: " << usrColors.colorFile << endl;
+	kdDebug() << "TDEStylePage::getUserDefaults(): Icons: " << origIcons << endl;
+}
+
+/** initialize KDE default color values */
+void TDEStylePage::initColors() {
+	widget.setRgb(239, 239, 239);
+	trinity4Blue.setRgb(103,141,178);
+        inactiveBackground.setRgb(157,170,186);
+        activeBackground.setRgb(65,142,220);
+        inactiveForeground.setRgb(221,221,221);
+        activeBlend.setRgb(107,145,184);
+        activeTitleBtnBg.setRgb(127,158,200);
+        inactiveTitleBtnBg.setRgb(167,181,199);
+        alternateBackground.setRgb(237,244,249);
+        
+	if (TQPixmap::defaultDepth() > 8)
+		button.setRgb(221, 223, 228);
+	else
+		button.setRgb(220, 220, 220);
+
+	link.setRgb(0, 0, 238);
+	visitedLink.setRgb(82, 24, 139);
+}
+
+/** live-update the system */
+void TDEStylePage::liveUpdate() {
+	// tell all apps about the changed icons
+	for (int i=0; i<TDEIcon::LastGroup; i++) {
+		KIPC::sendMessageAll(KIPC::IconChanged, i);
+	}
+	// tell all apps about the changed style
+	KIPC::sendMessageAll(KIPC::StyleChanged);
+	// color palette changes
+	KIPC::sendMessageAll(KIPC::PaletteChanged);
+	// twin-style
+	kapp->dcopClient()->send("twin*", "", "reconfigure()", TQString(""));
+	// kdesktop-background
+	kapp->dcopClient()->send("kdesktop", "KBackgroundIface", "configure()", TQString(""));
+}
+
+/** show the previewWidget styled with the selected one */
+void TDEStylePage::switchPrevStyle() {
+	TQStyle* style = TQStyleFactory::create(currentStyle);
+	if (!style) return;
+
+	stylePreview->unsetPalette();
+	TQPalette palette = createPalette();
+	style->polish(palette);
+	stylePreview->setPalette(palette);
+
+	// Prevent Qt from wrongly caching radio button images
+	TQPixmapCache::clear();
+	// go ahead
+	setStyleRecursive( stylePreview, palette, style );
+	// this flickers, but reliably draws the widgets corretly.
+	stylePreview->resize( stylePreview->sizeHint() );
+
+	delete appliedStyle;
+	appliedStyle = style;
+}
+
+void TDEStylePage::setStyleRecursive(TQWidget* w, TQPalette &palette, TQStyle* s) {
+	// Apply the new style.
+	w->setStyle(s);
+	// Recursively update all children.
+	const TQObjectList children = w->childrenListObject();
+	if (children.isEmpty())
+		return;
+	// Apply the style to each child widget.
+	TQPtrListIterator<TQObject> childit(children);
+	TQObject *child;
+	while ((child = childit.current()) != 0) {
+		++childit;
+		if (child->isWidgetType())
+			setStyleRecursive((TQWidget *) child, palette, s);
+	}
+}
+
+/** create a TQPalette of our current colorset */
+TQPalette TDEStylePage::createPalette() {
+	colorSet *cc = &currentColors;
+	TQColorGroup disabledgrp(cc->windowForeground, cc->background, cc->background.light(150),
+		cc->background.dark(), cc->background.dark(120), cc->background.dark(120),
+		cc->windowBackground);
+	TQColorGroup colgrp(cc->windowForeground, cc->background, cc->background.light(150),
+		cc->background.dark(), cc->background.dark(120), cc->foreground,
+		cc->windowBackground);
+	colgrp.setColor(TQColorGroup::Highlight, cc->selectBackground);
+	colgrp.setColor(TQColorGroup::HighlightedText, cc->selectForeground);
+	colgrp.setColor(TQColorGroup::Button, cc->buttonBackground);
+	colgrp.setColor(TQColorGroup::ButtonText, cc->buttonForeground);
+	return TQPalette( colgrp, disabledgrp, colgrp);
+}
+
+#include "tdestylepage.moc"