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+/*
+ *
+ * KStyle
+ * Copyright (C) 2001-2002 Karol Szwed <gallium@kde.org>
+ *
+ * TQWindowsStyle CC_ListView and style images were kindly donated by TrollTech,
+ * Copyright (C) 1998-2000 TrollTech AS.
+ *
+ * Many thanks to Bradley T. Hughes for the 3 button scrollbar code.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License version 2 as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "kstyle.h"
+
+#include <tqapplication.h>
+#include <tqbitmap.h>
+#include <tqmetaobject.h>
+#include <tqcleanuphandler.h>
+#include <tqmap.h>
+#include <tqimage.h>
+#include <tqlistview.h>
+#include <tqmenubar.h>
+#include <tqpainter.h>
+#include <tqpixmap.h>
+#include <tqpopupmenu.h>
+#include <tqprogressbar.h>
+#include <tqscrollbar.h>
+#include <tqsettings.h>
+#include <tqslider.h>
+#include <tqstylefactory.h>
+#include <tqtabbar.h>
+#include <tqtoolbar.h>
+#include <tqframe.h>
+
+#include <kpixmap.h>
+#include <kpixmapeffect.h>
+#include <kimageeffect.h>
+
+#ifdef Q_WS_X11
+# include <X11/Xlib.h>
+# ifdef HAVE_XRENDER
+# include <X11/extensions/Xrender.h> // schroder
+ extern bool qt_use_xrender;
+# endif
+#else
+#undef HAVE_XRENDER
+#endif
+
+#ifdef HAVE_XCOMPOSITE
+#include <X11/extensions/Xrender.h>
+#include <X11/extensions/Xcomposite.h>
+#include <dlfcn.h>
+#endif
+
+#include <limits.h>
+
+namespace
+{
+ // INTERNAL
+ enum TransparencyEngine {
+ Disabled = 0,
+ SoftwareTint,
+ SoftwareBlend,
+ XRender
+ };
+
+ // Drop Shadow
+ struct ShadowElements {
+ TQWidget* w1;
+ TQWidget* w2;
+ };
+ typedef TQMap<const TQWidget*,ShadowElements> ShadowMap;
+ static ShadowMap *_shadowMap = 0;
+ TQSingleCleanupHandler<ShadowMap> cleanupShadowMap;
+ ShadowMap &shadowMap() {
+ if ( !_shadowMap ) {
+ _shadowMap = new ShadowMap;
+ cleanupShadowMap.set( &_shadowMap );
+ }
+ return *_shadowMap;
+ }
+
+
+ // DO NOT ASK ME HOW I MADE THESE TABLES!
+ // (I probably won't remember anyway ;)
+ const double top_right_corner[16] =
+ { 0.949, 0.965, 0.980, 0.992,
+ 0.851, 0.890, 0.945, 0.980,
+ 0.706, 0.780, 0.890, 0.960,
+ 0.608, 0.706, 0.851, 0.949 };
+
+ const double bottom_right_corner[16] =
+ { 0.608, 0.706, 0.851, 0.949,
+ 0.706, 0.780, 0.890, 0.960,
+ 0.851, 0.890, 0.945, 0.980,
+ 0.949, 0.965, 0.980, 0.992 };
+
+ const double bottom_left_corner[16] =
+ { 0.949, 0.851, 0.706, 0.608,
+ 0.965, 0.890, 0.780, 0.706,
+ 0.980, 0.945, 0.890, 0.851,
+ 0.992, 0.980, 0.960, 0.949 };
+
+ const double shadow_strip[4] =
+ { 0.565, 0.675, 0.835, 0.945 };
+
+ static bool useDropShadow(TQWidget* w)
+ {
+ return w && w->tqmetaObject() &&
+ w->tqmetaObject()->findProperty("KStyleMenuDropShadow") != -1;
+ }
+}
+
+namespace
+{
+class TransparencyHandler : public TQObject
+{
+ public:
+ TransparencyHandler(KStyle* style, TransparencyEngine tEngine,
+ float menuOpacity, bool useDropShadow);
+ ~TransparencyHandler();
+ bool eventFilter(TQObject* object, TQEvent* event);
+
+ protected:
+ void blendToColor(const TQColor &col);
+ void blendToPixmap(const TQColorGroup &cg, const TQWidget* p);
+#ifdef HAVE_XRENDER
+ void XRenderBlendToPixmap(const TQWidget* p);
+#endif
+ bool haveX11RGBASupport();
+ TQImage handleRealAlpha(TQImage);
+ void createShadowWindows(const TQWidget* p);
+ void removeShadowWindows(const TQWidget* p);
+ void rightShadow(TQImage& dst);
+ void bottomShadow(TQImage& dst);
+ private:
+ bool dropShadow;
+ float opacity;
+ TQPixmap pix;
+ KStyle* kstyle;
+ TransparencyEngine te;
+};
+} // namespace
+
+struct KStylePrivate
+{
+ bool highcolor : 1;
+ bool useFilledFrameWorkaround : 1;
+ bool etchDisabledText : 1;
+ bool scrollablePopupmenus : 1;
+ bool menuAltKeyNavigation : 1;
+ bool menuDropShadow : 1;
+ bool sloppySubMenus : 1;
+ bool semiTransparentRubberband : 1;
+ int popupMenuDelay;
+ float menuOpacity;
+
+ TransparencyEngine transparencyEngine;
+ KStyle::KStyleScrollBarType scrollbarType;
+ TransparencyHandler* menuHandler;
+ KStyle::KStyleFlags flags;
+
+ //For KPE_ListViewBranch
+ TQBitmap *verticalLine;
+ TQBitmap *horizontalLine;
+};
+
+// -----------------------------------------------------------------------------
+
+
+KStyle::KStyle( KStyleFlags flags, KStyleScrollBarType sbtype )
+ : TQCommonStyle(), d(new KStylePrivate)
+{
+ d->flags = flags;
+ bool useMenuTransparency = (flags & AllowMenuTransparency);
+ d->useFilledFrameWorkaround = (flags & FilledFrameWorkaround);
+ d->scrollbarType = sbtype;
+ d->highcolor = TQPixmap::defaultDepth() > 8;
+
+ // Read style settings
+ TQSettings settings;
+ d->popupMenuDelay = settings.readNumEntry ("/KStyle/Settings/PopupMenuDelay", 256);
+ d->sloppySubMenus = settings.readBoolEntry("/KStyle/Settings/SloppySubMenus", false);
+ d->etchDisabledText = settings.readBoolEntry("/KStyle/Settings/EtchDisabledText", true);
+ d->menuAltKeyNavigation = settings.readBoolEntry("/KStyle/Settings/MenuAltKeyNavigation", true);
+ d->scrollablePopupmenus = settings.readBoolEntry("/KStyle/Settings/ScrollablePopupMenus", false);
+ d->menuDropShadow = settings.readBoolEntry("/KStyle/Settings/MenuDropShadow", false);
+ d->semiTransparentRubberband = settings.readBoolEntry("/KStyle/Settings/SemiTransparentRubberband", false);
+ d->menuHandler = NULL;
+
+ if (useMenuTransparency) {
+ TQString effectEngine = settings.readEntry("/KStyle/Settings/MenuTransparencyEngine", "Disabled");
+
+#ifdef HAVE_XRENDER
+ if (effectEngine == "XRender")
+ d->transparencyEngine = XRender;
+#else
+ if (effectEngine == "XRender")
+ d->transparencyEngine = SoftwareBlend;
+#endif
+ else if (effectEngine == "SoftwareBlend")
+ d->transparencyEngine = SoftwareBlend;
+ else if (effectEngine == "SoftwareTint")
+ d->transparencyEngine = SoftwareTint;
+ else
+ d->transparencyEngine = Disabled;
+
+ if (d->transparencyEngine != Disabled) {
+ // Create an instance of the menu transparency handler
+ d->menuOpacity = settings.readDoubleEntry("/KStyle/Settings/MenuOpacity", 0.90);
+ d->menuHandler = new TransparencyHandler(this, d->transparencyEngine,
+ d->menuOpacity, d->menuDropShadow);
+ }
+ }
+
+ d->verticalLine = 0;
+ d->horizontalLine = 0;
+
+ // Create a transparency handler if only drop shadows are enabled.
+ if (!d->menuHandler && d->menuDropShadow)
+ d->menuHandler = new TransparencyHandler(this, Disabled, 1.0, d->menuDropShadow);
+}
+
+
+KStyle::~KStyle()
+{
+ delete d->verticalLine;
+ delete d->horizontalLine;
+
+ delete d->menuHandler;
+
+ d->menuHandler = NULL;
+ delete d;
+}
+
+
+TQString KStyle::defaultStyle()
+{
+ if (TQPixmap::defaultDepth() > 8)
+ return TQString("plastik");
+ else
+ return TQString("light, 3rd revision");
+}
+
+void KStyle::polish( TQWidget* widget )
+{
+ if ( d->useFilledFrameWorkaround )
+ {
+ if ( TQFrame *frame = ::tqqt_cast< TQFrame* >( widget ) ) {
+ TQFrame::Shape tqshape = frame->frameShape();
+ if (tqshape == TQFrame::ToolBarPanel || tqshape == TQFrame::MenuBarPanel)
+ widget->installEventFilter(this);
+ }
+ }
+ if (widget->isTopLevel())
+ {
+ if (!d->menuHandler && useDropShadow(widget))
+ d->menuHandler = new TransparencyHandler(this, Disabled, 1.0, false);
+
+ if (d->menuHandler && useDropShadow(widget))
+ widget->installEventFilter(d->menuHandler);
+ }
+}
+
+
+void KStyle::unPolish( TQWidget* widget )
+{
+ if ( d->useFilledFrameWorkaround )
+ {
+ if ( TQFrame *frame = ::tqqt_cast< TQFrame* >( widget ) ) {
+ TQFrame::Shape tqshape = frame->frameShape();
+ if (tqshape == TQFrame::ToolBarPanel || tqshape == TQFrame::MenuBarPanel)
+ widget->removeEventFilter(this);
+ }
+ }
+ if (widget->isTopLevel() && d->menuHandler && useDropShadow(widget))
+ widget->removeEventFilter(d->menuHandler);
+}
+
+
+// Style changes (should) always re-polish popups.
+void KStyle::polishPopupMenu( TQPopupMenu* p )
+{
+ if (!p->testWState( WState_Polished ))
+ p->setCheckable(true);
+
+ // Install transparency handler if the effect is enabled.
+ if ( d->menuHandler &&
+ (strcmp(p->name(), "tear off menu") != 0))
+ p->installEventFilter(d->menuHandler);
+}
+
+
+// -----------------------------------------------------------------------------
+// KStyle extensions
+// -----------------------------------------------------------------------------
+
+void KStyle::setScrollBarType(KStyleScrollBarType sbtype)
+{
+ d->scrollbarType = sbtype;
+}
+
+KStyle::KStyleFlags KStyle::styleFlags() const
+{
+ return d->flags;
+}
+
+void KStyle::renderMenuBlendPixmap( KPixmap &pix, const TQColorGroup &cg,
+ const TQPopupMenu* /* popup */ ) const
+{
+ pix.fill(cg.button()); // Just tint as the default behavior
+}
+
+
+void KStyle::drawKStylePrimitive( KStylePrimitive kpe,
+ TQPainter* p,
+ const TQWidget* widget,
+ const TQRect &r,
+ const TQColorGroup &cg,
+ SFlags flags,
+ const TQStyleOption& /* opt */ ) const
+{
+ switch( kpe )
+ {
+ // Dock / Toolbar / General handles.
+ // ---------------------------------
+
+ case KPE_DockWindowHandle: {
+
+ // Draws a nice DockWindow handle including the dock title.
+ TQWidget* wid = const_cast<TQWidget*>(widget);
+ bool horizontal = flags & Style_Horizontal;
+ int x,y,w,h,x2,y2;
+
+ r.rect( &x, &y, &w, &h );
+ if ((w <= 2) || (h <= 2)) {
+ p->fillRect(r, cg.highlight());
+ return;
+ }
+
+
+ x2 = x + w - 1;
+ y2 = y + h - 1;
+
+ TQFont fnt;
+ fnt = TQApplication::font(wid);
+ fnt.setPointSize( fnt.pointSize()-2 );
+
+ // Draw the item on an off-screen pixmap
+ // to preserve Xft antialiasing for
+ // vertically oriented handles.
+ TQPixmap pix;
+ if (horizontal)
+ pix.resize( h-2, w-2 );
+ else
+ pix.resize( w-2, h-2 );
+
+ TQString title = wid->parentWidget()->caption();
+ TQPainter p2;
+ p2.begin(&pix);
+ p2.fillRect(pix.rect(), cg.brush(TQColorGroup::Highlight));
+ p2.setPen(cg.highlightedText());
+ p2.setFont(fnt);
+ p2.drawText(pix.rect(), AlignCenter, title);
+ p2.end();
+
+ // Draw a sunken bevel
+ p->setPen(cg.dark());
+ p->drawLine(x, y, x2, y);
+ p->drawLine(x, y, x, y2);
+ p->setPen(cg.light());
+ p->drawLine(x+1, y2, x2, y2);
+ p->drawLine(x2, y+1, x2, y2);
+
+ if (horizontal) {
+ TQWMatrix m;
+ m.rotate(-90.0);
+ TQPixmap vpix = pix.xForm(m);
+ bitBlt(wid, r.x()+1, r.y()+1, &vpix);
+ } else
+ bitBlt(wid, r.x()+1, r.y()+1, &pix);
+
+ break;
+ }
+
+
+ /*
+ * KPE_ListViewExpander and KPE_ListViewBranch are based on code from
+ * QWindowStyle's CC_ListView, kindly donated by TrollTech.
+ * CC_ListView code is Copyright (C) 1998-2000 TrollTech AS.
+ */
+
+ case KPE_ListViewExpander: {
+ // Typical Windows style expand/collapse element.
+ int radius = (r.width() - 4) / 2;
+ int centerx = r.x() + r.width()/2;
+ int centery = r.y() + r.height()/2;
+
+ // Outer box
+ p->setPen( cg.mid() );
+ p->drawRect( r );
+
+ // plus or minus
+ p->setPen( cg.text() );
+ p->drawLine( centerx - radius, centery, centerx + radius, centery );
+ if ( flags & Style_On ) // Collapsed = On
+ p->drawLine( centerx, centery - radius, centerx, centery + radius );
+ break;
+ }
+
+ case KPE_ListViewBranch: {
+ // Typical Windows style listview branch element (dotted line).
+
+ // Create the dotline pixmaps if not already created
+ if ( !d->verticalLine )
+ {
+ // make 128*1 and 1*128 bitmaps that can be used for
+ // drawing the right sort of lines.
+ d->verticalLine = new TQBitmap( 1, 129, true );
+ d->horizontalLine = new TQBitmap( 128, 1, true );
+ TQPointArray a( 64 );
+ TQPainter p2;
+ p2.begin( d->verticalLine );
+
+ int i;
+ for( i=0; i < 64; i++ )
+ a.setPoint( i, 0, i*2+1 );
+ p2.setPen( color1 );
+ p2.drawPoints( a );
+ p2.end();
+ TQApplication::flushX();
+ d->verticalLine->setMask( *d->verticalLine );
+
+ p2.begin( d->horizontalLine );
+ for( i=0; i < 64; i++ )
+ a.setPoint( i, i*2+1, 0 );
+ p2.setPen( color1 );
+ p2.drawPoints( a );
+ p2.end();
+ TQApplication::flushX();
+ d->horizontalLine->setMask( *d->horizontalLine );
+ }
+
+ p->setPen( cg.text() ); // cg.dark() is bad for dark color schemes.
+
+ if (flags & Style_Horizontal)
+ {
+ int point = r.x();
+ int other = r.y();
+ int end = r.x()+r.width();
+ int thickness = r.height();
+
+ while( point < end )
+ {
+ int i = 128;
+ if ( i+point > end )
+ i = end-point;
+ p->drawPixmap( point, other, *d->horizontalLine, 0, 0, i, thickness );
+ point += i;
+ }
+
+ } else {
+ int point = r.y();
+ int other = r.x();
+ int end = r.y()+r.height();
+ int thickness = r.width();
+ int pixmapoffset = (flags & Style_NoChange) ? 0 : 1; // ### Hackish
+
+ while( point < end )
+ {
+ int i = 128;
+ if ( i+point > end )
+ i = end-point;
+ p->drawPixmap( other, point, *d->verticalLine, 0, pixmapoffset, thickness, i );
+ point += i;
+ }
+ }
+
+ break;
+ }
+
+ // Reimplement the other primitives in your styles.
+ // The current implementation just paints something visibly different.
+ case KPE_ToolBarHandle:
+ case KPE_GeneralHandle:
+ case KPE_SliderHandle:
+ p->fillRect(r, cg.light());
+ break;
+
+ case KPE_SliderGroove:
+ p->fillRect(r, cg.dark());
+ break;
+
+ default:
+ p->fillRect(r, Qt::yellow); // Something really bad happened - highlight.
+ break;
+ }
+}
+
+
+int KStyle::kPixelMetric( KStylePixelMetric kpm, const TQWidget* /* widget */) const
+{
+ int value;
+ switch(kpm)
+ {
+ case KPM_ListViewBranchThickness:
+ value = 1;
+ break;
+
+ case KPM_MenuItemSeparatorHeight:
+ case KPM_MenuItemHMargin:
+ case KPM_MenuItemVMargin:
+ case KPM_MenuItemHFrame:
+ case KPM_MenuItemVFrame:
+ case KPM_MenuItemCheckMarkHMargin:
+ case KPM_MenuItemArrowHMargin:
+ case KPM_MenuItemTabSpacing:
+ default:
+ value = 0;
+ }
+
+ return value;
+}
+
+// -----------------------------------------------------------------------------
+
+// #ifdef USE_QT4 // kdebindings / smoke needs this function declaration available at all times. Furthermore I don't think it would hurt to have the declaration available at all times...so leave these commented out for now
+
+//void KStyle::tqdrawPrimitive( TQ_ControlElement pe,
+// TQPainter* p,
+// const TQRect &r,
+// const TQColorGroup &cg,
+// SFlags flags,
+// const TQStyleOption& opt ) const
+//{
+// // FIXME:
+// // What should "widget" be in actuality? How should I get it? From where?
+// // Almost certainly it should not be null!
+// TQWidget *widget = 0;
+// tqdrawControl(pe, p, widget, r, cg, flags, opt);
+//}
+
+// #endif // USE_QT4
+
+// -----------------------------------------------------------------------------
+
+void KStyle::tqdrawPrimitive( TQ_PrimitiveElement pe,
+ TQPainter* p,
+ const TQRect &r,
+ const TQColorGroup &cg,
+ SFlags flags,
+ const TQStyleOption& opt ) const
+{
+ // TOOLBAR/DOCK WINDOW HANDLE
+ // ------------------------------------------------------------------------
+ if (pe == PE_DockWindowHandle)
+ {
+ // Wild workarounds are here. Beware.
+ TQWidget *widget, *parent;
+
+ if (p && p->device()->devType() == TQInternal::Widget) {
+ widget = static_cast<TQWidget*>(p->device());
+ parent = widget->parentWidget();
+ } else
+ return; // Don't paint on non-widgets
+
+ // Check if we are a normal toolbar or a hidden dockwidget.
+ if ( parent &&
+ (parent->inherits(TQTOOLBAR_OBJECT_NAME_STRING) || // Normal toolbar
+ (parent->inherits(TQMAINWINDOW_OBJECT_NAME_STRING)) )) // Collapsed dock
+
+ // Draw a toolbar handle
+ drawKStylePrimitive( KPE_ToolBarHandle, p, widget, r, cg, flags, opt );
+
+ else if ( widget->inherits(TQDOCKWINDOWHANDLE_OBJECT_NAME_STRING) )
+
+ // Draw a dock window handle
+ drawKStylePrimitive( KPE_DockWindowHandle, p, widget, r, cg, flags, opt );
+
+ else
+ // General handle, probably a kicker applet handle.
+ drawKStylePrimitive( KPE_GeneralHandle, p, widget, r, cg, flags, opt );
+#if QT_VERSION >= 0x030300
+#ifdef HAVE_XRENDER
+ } else if ( d->semiTransparentRubberband && pe == TQStyle::PE_RubberBand ) {
+ TQRect rect = r.normalize();
+ TQPoint point;
+ point = p->xForm( point );
+
+ static XRenderColor clr = { 0, 0, 0, 0 };
+ static unsigned long fillColor = 0;
+ if ( fillColor != cg.highlight().rgb() ) {
+ fillColor = cg.highlight().rgb();
+
+ unsigned long color = fillColor << 8 | 0x40;
+
+ int red = (color >> 24) & 0xff;
+ int green = (color >> 16) & 0xff;
+ int blue = (color >> 8) & 0xff;
+ int alpha = (color >> 0) & 0xff;
+
+ red = red * alpha / 255;
+ green = green * alpha / 255;
+ blue = blue * alpha / 255;
+
+ clr.red = (red << 8) + red;
+ clr.green = (green << 8) + green;
+ clr.blue = (blue << 8) + blue;
+ clr.alpha = (alpha << 8) + alpha;
+ }
+
+ XRenderFillRectangle(
+ p->tqdevice()->x11Display(),
+ PictOpOver,
+ p->tqdevice()->x11RenderHandle(),
+ &clr,
+ rect.x() + point.x(),
+ rect.y() + point.y(),
+ rect.width(),
+ rect.height() );
+
+ p->save();
+ p->setRasterOp( TQt::CopyROP );
+ p->setPen( TQPen( cg.highlight().dark( 160 ), 1 ) );
+ p->setBrush( NoBrush );
+ p->drawRect(
+ rect.x() + point.x(),
+ rect.y() + point.y(),
+ rect.width(),
+ rect.height() );
+ p->restore();
+#endif
+#endif
+ } else
+ TQCommonStyle::tqdrawPrimitive( pe, p, r, cg, flags, opt );
+}
+
+
+
+void KStyle::tqdrawControl( TQ_ControlElement element,
+ TQPainter* p,
+ const TQWidget* widget,
+ const TQRect &r,
+ const TQColorGroup &cg,
+ SFlags flags,
+ const TQStyleOption &opt ) const
+{
+ switch (element)
+ {
+ // TABS
+ // ------------------------------------------------------------------------
+ case CE_TabBarTab: {
+ const TQTabBar* tb = (const TQTabBar*) widget;
+ TQTabBar::Shape tbs = tb->tqshape();
+ bool selected = flags & Style_Selected;
+ int x = r.x(), y=r.y(), bottom=r.bottom(), right=r.right();
+
+ switch (tbs) {
+
+ case TQTabBar::RoundedAbove: {
+ if (!selected)
+ p->translate(0,1);
+ p->setPen(selected ? cg.light() : cg.shadow());
+ p->drawLine(x, y+4, x, bottom);
+ p->drawLine(x, y+4, x+4, y);
+ p->drawLine(x+4, y, right-1, y);
+ if (selected)
+ p->setPen(cg.shadow());
+ p->drawLine(right, y+1, right, bottom);
+
+ p->setPen(cg.midlight());
+ p->drawLine(x+1, y+4, x+1, bottom);
+ p->drawLine(x+1, y+4, x+4, y+1);
+ p->drawLine(x+5, y+1, right-2, y+1);
+
+ if (selected) {
+ p->setPen(cg.mid());
+ p->drawLine(right-1, y+1, right-1, bottom);
+ } else {
+ p->setPen(cg.mid());
+ p->drawPoint(right-1, y+1);
+ p->drawLine(x+4, y+2, right-1, y+2);
+ p->drawLine(x+3, y+3, right-1, y+3);
+ p->fillRect(x+2, y+4, r.width()-3, r.height()-6, cg.mid());
+
+ p->setPen(cg.light());
+ p->drawLine(x, bottom-1, right, bottom-1);
+ p->translate(0,-1);
+ }
+ break;
+ }
+
+ case TQTabBar::RoundedBelow: {
+ if (!selected)
+ p->translate(0,-1);
+ p->setPen(selected ? cg.light() : cg.shadow());
+ p->drawLine(x, bottom-4, x, y);
+ if (selected)
+ p->setPen(cg.mid());
+ p->drawLine(x, bottom-4, x+4, bottom);
+ if (selected)
+ p->setPen(cg.shadow());
+ p->drawLine(x+4, bottom, right-1, bottom);
+ p->drawLine(right, bottom-1, right, y);
+
+ p->setPen(cg.midlight());
+ p->drawLine(x+1, bottom-4, x+1, y);
+ p->drawLine(x+1, bottom-4, x+4, bottom-1);
+ p->drawLine(x+5, bottom-1, right-2, bottom-1);
+
+ if (selected) {
+ p->setPen(cg.mid());
+ p->drawLine(right-1, y, right-1, bottom-1);
+ } else {
+ p->setPen(cg.mid());
+ p->drawPoint(right-1, bottom-1);
+ p->drawLine(x+4, bottom-2, right-1, bottom-2);
+ p->drawLine(x+3, bottom-3, right-1, bottom-3);
+ p->fillRect(x+2, y+2, r.width()-3, r.height()-6, cg.mid());
+ p->translate(0,1);
+ p->setPen(cg.dark());
+ p->drawLine(x, y, right, y);
+ }
+ break;
+ }
+
+ case TQTabBar::TriangularAbove: {
+ if (!selected)
+ p->translate(0,1);
+ p->setPen(selected ? cg.light() : cg.shadow());
+ p->drawLine(x, bottom, x, y+6);
+ p->drawLine(x, y+6, x+6, y);
+ p->drawLine(x+6, y, right-6, y);
+ if (selected)
+ p->setPen(cg.mid());
+ p->drawLine(right-5, y+1, right-1, y+5);
+ p->setPen(cg.shadow());
+ p->drawLine(right, y+6, right, bottom);
+
+ p->setPen(cg.midlight());
+ p->drawLine(x+1, bottom, x+1, y+6);
+ p->drawLine(x+1, y+6, x+6, y+1);
+ p->drawLine(x+6, y+1, right-6, y+1);
+ p->drawLine(right-5, y+2, right-2, y+5);
+ p->setPen(cg.mid());
+ p->drawLine(right-1, y+6, right-1, bottom);
+
+ TQPointArray a(6);
+ a.setPoint(0, x+2, bottom);
+ a.setPoint(1, x+2, y+7);
+ a.setPoint(2, x+7, y+2);
+ a.setPoint(3, right-7, y+2);
+ a.setPoint(4, right-2, y+7);
+ a.setPoint(5, right-2, bottom);
+ p->setPen (selected ? cg.background() : cg.mid());
+ p->setBrush(selected ? cg.background() : cg.mid());
+ p->drawPolygon(a);
+ p->setBrush(NoBrush);
+ if (!selected) {
+ p->translate(0,-1);
+ p->setPen(cg.light());
+ p->drawLine(x, bottom, right, bottom);
+ }
+ break;
+ }
+
+ default: { // TQTabBar::TriangularBelow
+ if (!selected)
+ p->translate(0,-1);
+ p->setPen(selected ? cg.light() : cg.shadow());
+ p->drawLine(x, y, x, bottom-6);
+ if (selected)
+ p->setPen(cg.mid());
+ p->drawLine(x, bottom-6, x+6, bottom);
+ if (selected)
+ p->setPen(cg.shadow());
+ p->drawLine(x+6, bottom, right-6, bottom);
+ p->drawLine(right-5, bottom-1, right-1, bottom-5);
+ if (!selected)
+ p->setPen(cg.shadow());
+ p->drawLine(right, bottom-6, right, y);
+
+ p->setPen(cg.midlight());
+ p->drawLine(x+1, y, x+1, bottom-6);
+ p->drawLine(x+1, bottom-6, x+6, bottom-1);
+ p->drawLine(x+6, bottom-1, right-6, bottom-1);
+ p->drawLine(right-5, bottom-2, right-2, bottom-5);
+ p->setPen(cg.mid());
+ p->drawLine(right-1, bottom-6, right-1, y);
+
+ TQPointArray a(6);
+ a.setPoint(0, x+2, y);
+ a.setPoint(1, x+2, bottom-7);
+ a.setPoint(2, x+7, bottom-2);
+ a.setPoint(3, right-7, bottom-2);
+ a.setPoint(4, right-2, bottom-7);
+ a.setPoint(5, right-2, y);
+ p->setPen (selected ? cg.background() : cg.mid());
+ p->setBrush(selected ? cg.background() : cg.mid());
+ p->drawPolygon(a);
+ p->setBrush(NoBrush);
+ if (!selected) {
+ p->translate(0,1);
+ p->setPen(cg.dark());
+ p->drawLine(x, y, right, y);
+ }
+ break;
+ }
+ };
+
+ break;
+ }
+
+ // Popup menu scroller
+ // ------------------------------------------------------------------------
+ case CE_PopupMenuScroller: {
+ p->fillRect(r, cg.background());
+ tqdrawPrimitive(PE_ButtonTool, p, r, cg, Style_Enabled);
+ tqdrawPrimitive((flags & Style_Up) ? PE_ArrowUp : PE_ArrowDown, p, r, cg, Style_Enabled);
+ break;
+ }
+
+
+ // PROGRESSBAR
+ // ------------------------------------------------------------------------
+ case CE_ProgressBarGroove: {
+ TQRect fr = subRect(SR_ProgressBarGroove, widget);
+ tqdrawPrimitive(PE_Panel, p, fr, cg, Style_Sunken, TQStyleOption::SO_Default);
+ break;
+ }
+
+ case CE_ProgressBarContents: {
+ // ### Take into account totalSteps() for busy indicator
+ const TQProgressBar* pb = (const TQProgressBar*)widget;
+ TQRect cr = subRect(SR_ProgressBarContents, widget);
+ double progress = pb->progress();
+ bool reverse = TQApplication::reverseLayout();
+ int steps = pb->totalSteps();
+
+ if (!cr.isValid())
+ return;
+
+ // Draw progress bar
+ if (progress > 0 || steps == 0) {
+ double pg = (steps == 0) ? 0.1 : progress / steps;
+ int width = QMIN(cr.width(), (int)(pg * cr.width()));
+ if (steps == 0) { //Busy indicator
+
+ if (width < 1) width = 1; //A busy indicator with width 0 is kind of useless
+
+ int remWidth = cr.width() - width; //Never disappear completely
+ if (remWidth <= 0) remWidth = 1; //Do something non-crashy when too small...
+
+ int pstep = int(progress) % ( 2 * remWidth );
+
+ if ( pstep > remWidth ) {
+ //Bounce about.. We're remWidth + some delta, we want to be remWidth - delta...
+ // - ( (remWidth + some delta) - 2* remWidth ) = - (some deleta - remWidth) = remWidth - some delta..
+ pstep = - (pstep - 2 * remWidth );
+ }
+
+ if (reverse)
+ p->fillRect(cr.x() + cr.width() - width - pstep, cr.y(), width, cr.height(),
+ cg.brush(TQColorGroup::Highlight));
+ else
+ p->fillRect(cr.x() + pstep, cr.y(), width, cr.height(),
+ cg.brush(TQColorGroup::Highlight));
+
+ return;
+ }
+
+
+ // Do fancy gradient for highcolor displays
+ if (d->highcolor) {
+ TQColor c(cg.highlight());
+ KPixmap pix;
+ pix.resize(cr.width(), cr.height());
+ KPixmapEffect::gradient(pix, reverse ? c.light(150) : c.dark(150),
+ reverse ? c.dark(150) : c.light(150),
+ KPixmapEffect::HorizontalGradient);
+ if (reverse)
+ p->drawPixmap(cr.x()+(cr.width()-width), cr.y(), pix,
+ cr.width()-width, 0, width, cr.height());
+ else
+ p->drawPixmap(cr.x(), cr.y(), pix, 0, 0, width, cr.height());
+ } else
+ if (reverse)
+ p->fillRect(cr.x()+(cr.width()-width), cr.y(), width, cr.height(),
+ cg.brush(TQColorGroup::Highlight));
+ else
+ p->fillRect(cr.x(), cr.y(), width, cr.height(),
+ cg.brush(TQColorGroup::Highlight));
+ }
+ break;
+ }
+
+ case CE_ProgressBarLabel: {
+ const TQProgressBar* pb = (const TQProgressBar*)widget;
+ TQRect cr = subRect(SR_ProgressBarContents, widget);
+ double progress = pb->progress();
+ bool reverse = TQApplication::reverseLayout();
+ int steps = pb->totalSteps();
+
+ if (!cr.isValid())
+ return;
+
+ TQFont font = p->font();
+ font.setBold(true);
+ p->setFont(font);
+
+ // Draw label
+ if (progress > 0 || steps == 0) {
+ double pg = (steps == 0) ? 1.0 : progress / steps;
+ int width = QMIN(cr.width(), (int)(pg * cr.width()));
+ TQRect crect;
+ if (reverse)
+ crect.setRect(cr.x()+(cr.width()-width), cr.y(), cr.width(), cr.height());
+ else
+ crect.setRect(cr.x()+width, cr.y(), cr.width(), cr.height());
+
+ p->save();
+ p->setPen(pb->isEnabled() ? (reverse ? cg.text() : cg.highlightedText()) : cg.text());
+ p->drawText(r, AlignCenter, pb->progressString());
+ p->setClipRect(crect);
+ p->setPen(reverse ? cg.highlightedText() : cg.text());
+ p->drawText(r, AlignCenter, pb->progressString());
+ p->restore();
+
+ } else {
+ p->setPen(cg.text());
+ p->drawText(r, AlignCenter, pb->progressString());
+ }
+
+ break;
+ }
+
+ default:
+ TQCommonStyle::tqdrawControl(element, p, widget, r, cg, flags, opt);
+ }
+}
+
+
+TQRect KStyle::subRect(SubRect r, const TQWidget* widget) const
+{
+ switch(r)
+ {
+ // KDE2 look smooth progress bar
+ // ------------------------------------------------------------------------
+ case SR_ProgressBarGroove:
+ return widget->rect();
+
+ case SR_ProgressBarContents:
+ case SR_ProgressBarLabel: {
+ // ### take into account indicatorFollowsStyle()
+ TQRect rt = widget->rect();
+ return TQRect(rt.x()+2, rt.y()+2, rt.width()-4, rt.height()-4);
+ }
+
+ default:
+ return TQCommonStyle::subRect(r, widget);
+ }
+}
+
+
+int KStyle::tqpixelMetric(PixelMetric m, const TQWidget* widget) const
+{
+ switch(m)
+ {
+ // BUTTONS
+ // ------------------------------------------------------------------------
+ case PM_ButtonShiftHorizontal: // Offset by 1
+ case PM_ButtonShiftVertical: // ### Make configurable
+ return 1;
+
+ case PM_DockWindowHandleExtent:
+ {
+ TQWidget* parent = 0;
+ // Check that we are not a normal toolbar or a hidden dockwidget,
+ // in which case we need to adjust the height for font size
+ if (widget && (parent = widget->parentWidget() )
+ && !parent->inherits(TQTOOLBAR_OBJECT_NAME_STRING)
+ && !parent->inherits(TQMAINWINDOW_OBJECT_NAME_STRING)
+ && widget->inherits(TQDOCKWINDOWHANDLE_OBJECT_NAME_STRING) )
+ return widget->fontMetrics().lineSpacing();
+ else
+ return TQCommonStyle::tqpixelMetric(m, widget);
+ }
+
+ // TABS
+ // ------------------------------------------------------------------------
+ case PM_TabBarTabHSpace:
+ return 24;
+
+ case PM_TabBarTabVSpace: {
+ const TQTabBar * tb = (const TQTabBar *) widget;
+ if ( tb->tqshape() == TQTabBar::RoundedAbove ||
+ tb->tqshape() == TQTabBar::RoundedBelow )
+ return 10;
+ else
+ return 4;
+ }
+
+ case PM_TabBarTabOverlap: {
+ const TQTabBar* tb = (const TQTabBar*)widget;
+ TQTabBar::Shape tbs = tb->tqshape();
+
+ if ( (tbs == TQTabBar::RoundedAbove) ||
+ (tbs == TQTabBar::RoundedBelow) )
+ return 0;
+ else
+ return 2;
+ }
+
+ // SLIDER
+ // ------------------------------------------------------------------------
+ case PM_SliderLength:
+ return 18;
+
+ case PM_SliderThickness:
+ return 24;
+
+ // Determines how much space to leave for the actual non-tickmark
+ // portion of the slider.
+ case PM_SliderControlThickness: {
+ const TQSlider* slider = (const TQSlider*)widget;
+ TQSlider::TickSetting ts = slider->tickmarks();
+ int thickness = (slider->orientation() == Qt::Horizontal) ?
+ slider->height() : slider->width();
+ switch (ts) {
+ case TQSlider::NoMarks: // Use total area.
+ break;
+ case TQSlider::Both:
+ thickness = (thickness/2) + 3; // Use approx. 1/2 of area.
+ break;
+ default: // Use approx. 2/3 of area
+ thickness = ((thickness*2)/3) + 3;
+ break;
+ };
+ return thickness;
+ }
+
+ // SPLITTER
+ // ------------------------------------------------------------------------
+ case PM_SplitterWidth:
+ if (widget && widget->inherits("QDockWindowResizeHandle"))
+ return 8; // ### why do we need 2pix extra?
+ else
+ return 6;
+
+ // FRAMES
+ // ------------------------------------------------------------------------
+ case PM_MenuBarFrameWidth:
+ return 1;
+
+ case PM_DockWindowFrameWidth:
+ return 1;
+
+ // GENERAL
+ // ------------------------------------------------------------------------
+ case PM_MaximumDragDistance:
+ return -1;
+
+ case PM_MenuBarItemSpacing:
+ return 5;
+
+ case PM_ToolBarItemSpacing:
+ return 0;
+
+ case PM_PopupMenuScrollerHeight:
+ return tqpixelMetric( PM_ScrollBarExtent, 0);
+
+ default:
+ return TQCommonStyle::tqpixelMetric( m, widget );
+ }
+}
+
+//Helper to find the next sibling that's not hidden
+static TQListViewItem* nextVisibleSibling(TQListViewItem* item)
+{
+ TQListViewItem* sibling = item;
+ do
+ {
+ sibling = sibling->nextSibling();
+ }
+ while (sibling && !sibling->isVisible());
+
+ return sibling;
+}
+
+void KStyle::tqdrawComplexControl( TQ_ComplexControl control,
+ TQPainter* p,
+ const TQWidget* widget,
+ const TQRect &r,
+ const TQColorGroup &cg,
+ SFlags flags,
+ SCFlags controls,
+ SCFlags active,
+ const TQStyleOption &opt ) const
+{
+ switch(control)
+ {
+ // 3 BUTTON SCROLLBAR
+ // ------------------------------------------------------------------------
+ case CC_ScrollBar: {
+ // Many thanks to Brad Hughes for contributing this code.
+ bool useThreeButtonScrollBar = (d->scrollbarType & ThreeButtonScrollBar);
+
+ const TQScrollBar *sb = (const TQScrollBar*)widget;
+ bool maxedOut = (sb->minValue() == sb->maxValue());
+ bool horizontal = (sb->orientation() == Qt::Horizontal);
+ SFlags sflags = ((horizontal ? Style_Horizontal : Style_Default) |
+ (maxedOut ? Style_Default : Style_Enabled));
+
+ TQRect addline, subline, subline2, addpage, subpage, slider, first, last;
+ subline = querySubControlMetrics(control, widget, SC_ScrollBarSubLine, opt);
+ addline = querySubControlMetrics(control, widget, SC_ScrollBarAddLine, opt);
+ subpage = querySubControlMetrics(control, widget, SC_ScrollBarSubPage, opt);
+ addpage = querySubControlMetrics(control, widget, SC_ScrollBarAddPage, opt);
+ slider = querySubControlMetrics(control, widget, SC_ScrollBarSlider, opt);
+ first = querySubControlMetrics(control, widget, SC_ScrollBarFirst, opt);
+ last = querySubControlMetrics(control, widget, SC_ScrollBarLast, opt);
+ subline2 = addline;
+
+ if ( useThreeButtonScrollBar )
+ if (horizontal)
+ subline2.moveBy(-addline.width(), 0);
+ else
+ subline2.moveBy(0, -addline.height());
+
+ // Draw the up/left button set
+ if ((controls & SC_ScrollBarSubLine) && subline.isValid()) {
+ tqdrawPrimitive(PE_ScrollBarSubLine, p, subline, cg,
+ sflags | (active == SC_ScrollBarSubLine ?
+ Style_Down : Style_Default));
+
+ if (useThreeButtonScrollBar && subline2.isValid())
+ tqdrawPrimitive(PE_ScrollBarSubLine, p, subline2, cg,
+ sflags | (active == SC_ScrollBarSubLine ?
+ Style_Down : Style_Default));
+ }
+
+ if ((controls & SC_ScrollBarAddLine) && addline.isValid())
+ tqdrawPrimitive(PE_ScrollBarAddLine, p, addline, cg,
+ sflags | ((active == SC_ScrollBarAddLine) ?
+ Style_Down : Style_Default));
+
+ if ((controls & SC_ScrollBarSubPage) && subpage.isValid())
+ tqdrawPrimitive(PE_ScrollBarSubPage, p, subpage, cg,
+ sflags | ((active == SC_ScrollBarSubPage) ?
+ Style_Down : Style_Default));
+
+ if ((controls & SC_ScrollBarAddPage) && addpage.isValid())
+ tqdrawPrimitive(PE_ScrollBarAddPage, p, addpage, cg,
+ sflags | ((active == SC_ScrollBarAddPage) ?
+ Style_Down : Style_Default));
+
+ if ((controls & SC_ScrollBarFirst) && first.isValid())
+ tqdrawPrimitive(PE_ScrollBarFirst, p, first, cg,
+ sflags | ((active == SC_ScrollBarFirst) ?
+ Style_Down : Style_Default));
+
+ if ((controls & SC_ScrollBarLast) && last.isValid())
+ tqdrawPrimitive(PE_ScrollBarLast, p, last, cg,
+ sflags | ((active == SC_ScrollBarLast) ?
+ Style_Down : Style_Default));
+
+ if ((controls & SC_ScrollBarSlider) && slider.isValid()) {
+ tqdrawPrimitive(PE_ScrollBarSlider, p, slider, cg,
+ sflags | ((active == SC_ScrollBarSlider) ?
+ Style_Down : Style_Default));
+ // Draw focus rect
+ if (sb->hasFocus()) {
+ TQRect fr(slider.x() + 2, slider.y() + 2,
+ slider.width() - 5, slider.height() - 5);
+ tqdrawPrimitive(PE_FocusRect, p, fr, cg, Style_Default);
+ }
+ }
+ break;
+ }
+
+
+ // SLIDER
+ // -------------------------------------------------------------------
+ case CC_Slider: {
+ const TQSlider* slider = (const TQSlider*)widget;
+ TQRect groove = querySubControlMetrics(CC_Slider, widget, SC_SliderGroove, opt);
+ TQRect handle = querySubControlMetrics(CC_Slider, widget, SC_SliderHandle, opt);
+
+ // Double-buffer slider for no flicker
+ TQPixmap pix(widget->size());
+ TQPainter p2;
+ p2.begin(&pix);
+
+ if ( slider->parentWidget() &&
+ slider->parentWidget()->backgroundPixmap() &&
+ !slider->parentWidget()->backgroundPixmap()->isNull() ) {
+ TQPixmap pixmap = *(slider->parentWidget()->backgroundPixmap());
+ p2.drawTiledPixmap(r, pixmap, slider->pos());
+ } else
+ pix.fill(cg.background());
+
+ // Draw slider groove
+ if ((controls & SC_SliderGroove) && groove.isValid()) {
+ drawKStylePrimitive( KPE_SliderGroove, &p2, widget, groove, cg, flags, opt );
+
+ // Draw the focus rect around the groove
+ if (slider->hasFocus())
+ tqdrawPrimitive(PE_FocusRect, &p2, groove, cg);
+ }
+
+ // Draw the tickmarks
+ if (controls & SC_SliderTickmarks)
+ TQCommonStyle::tqdrawComplexControl(control, &p2, widget,
+ r, cg, flags, SC_SliderTickmarks, active, opt);
+
+ // Draw the slider handle
+ if ((controls & SC_SliderHandle) && handle.isValid()) {
+ if (active == SC_SliderHandle)
+ flags |= Style_Active;
+ drawKStylePrimitive( KPE_SliderHandle, &p2, widget, handle, cg, flags, opt );
+ }
+
+ p2.end();
+ bitBlt((TQWidget*)widget, r.x(), r.y(), &pix);
+ break;
+ }
+
+ // LISTVIEW
+ // -------------------------------------------------------------------
+ case CC_ListView: {
+
+ /*
+ * Many thanks to TrollTech AS for donating CC_ListView from TQWindowsStyle.
+ * CC_ListView code is Copyright (C) 1998-2000 TrollTech AS.
+ */
+
+ // Paint the icon and text.
+ if ( controls & SC_ListView )
+ TQCommonStyle::tqdrawComplexControl( control, p, widget, r, cg, flags, controls, active, opt );
+
+ // If we're have a branch or are expanded...
+ if ( controls & (SC_ListViewBranch | SC_ListViewExpand) )
+ {
+ // If no list view item was supplied, break
+ if (opt.isDefault())
+ break;
+
+ TQListViewItem *item = opt.listViewItem();
+ TQListViewItem *child = item->firstChild();
+
+ int y = r.y();
+ int c; // dotline vertice count
+ int dotoffset = 0;
+ TQPointArray dotlines;
+
+ if ( active == SC_All && controls == SC_ListViewExpand ) {
+ // We only need to draw a vertical line
+ c = 2;
+ dotlines.resize(2);
+ dotlines[0] = TQPoint( r.right(), r.top() );
+ dotlines[1] = TQPoint( r.right(), r.bottom() );
+
+ } else {
+
+ int linetop = 0, linebot = 0;
+ // each branch needs at most two lines, ie. four end points
+ dotoffset = (item->itemPos() + item->height() - y) % 2;
+ dotlines.resize( item->childCount() * 4 );
+ c = 0;
+
+ // skip the stuff above the exposed rectangle
+ while ( child && y + child->height() <= 0 )
+ {
+ y += child->totalHeight();
+ child = nextVisibleSibling(child);
+ }
+
+ int bx = r.width() / 2;
+
+ // paint stuff in the magical area
+ TQListView* v = item->listView();
+ int lh = QMAX( p->fontMetrics().height() + 2 * v->itemMargin(),
+ TQApplication::globalStrut().height() );
+ if ( lh % 2 > 0 )
+ lh++;
+
+ // Draw all the expand/close boxes...
+ TQRect boxrect;
+ TQStyle::StyleFlags boxflags;
+ while ( child && y < r.height() )
+ {
+ linebot = y + lh/2;
+ if ( (child->isExpandable() || child->childCount()) &&
+ (child->height() > 0) )
+ {
+ // The primitive requires a rect.
+ boxrect = TQRect( bx-4, linebot-4, 9, 9 );
+ boxflags = child->isOpen() ? TQStyle::Style_Off : TQStyle::Style_On;
+
+ // KStyle extension: Draw the box and expand/collapse indicator
+ drawKStylePrimitive( KPE_ListViewExpander, p, NULL, boxrect, cg, boxflags, opt );
+
+ // dotlinery
+ p->setPen( cg.mid() );
+ dotlines[c++] = TQPoint( bx, linetop );
+ dotlines[c++] = TQPoint( bx, linebot - 5 );
+ dotlines[c++] = TQPoint( bx + 5, linebot );
+ dotlines[c++] = TQPoint( r.width(), linebot );
+ linetop = linebot + 5;
+ } else {
+ // just dotlinery
+ dotlines[c++] = TQPoint( bx+1, linebot );
+ dotlines[c++] = TQPoint( r.width(), linebot );
+ }
+
+ y += child->totalHeight();
+ child = nextVisibleSibling(child);
+ }
+
+ if ( child ) // there's a child to draw, so move linebot to edge of rectangle
+ linebot = r.height();
+
+ if ( linetop < linebot )
+ {
+ dotlines[c++] = TQPoint( bx, linetop );
+ dotlines[c++] = TQPoint( bx, linebot );
+ }
+ }
+
+ // Draw all the branches...
+ static int thickness = kPixelMetric( KPM_ListViewBranchThickness );
+ int line; // index into dotlines
+ TQRect branchrect;
+ TQStyle::StyleFlags branchflags;
+ for( line = 0; line < c; line += 2 )
+ {
+ // assumptions here: lines are horizontal or vertical.
+ // lines always start with the numerically lowest
+ // coordinate.
+
+ // point ... relevant coordinate of current point
+ // end ..... same coordinate of the end of the current line
+ // other ... the other coordinate of the current point/line
+ if ( dotlines[line].y() == dotlines[line+1].y() )
+ {
+ // Horizontal branch
+ int end = dotlines[line+1].x();
+ int point = dotlines[line].x();
+ int other = dotlines[line].y();
+
+ branchrect = TQRect( point, other-(thickness/2), end-point, thickness );
+ branchflags = TQStyle::Style_Horizontal;
+
+ // KStyle extension: Draw the horizontal branch
+ drawKStylePrimitive( KPE_ListViewBranch, p, NULL, branchrect, cg, branchflags, opt );
+
+ } else {
+ // Vertical branch
+ int end = dotlines[line+1].y();
+ int point = dotlines[line].y();
+ int other = dotlines[line].x();
+ int pixmapoffset = ((point & 1) != dotoffset ) ? 1 : 0;
+
+ branchrect = TQRect( other-(thickness/2), point, thickness, end-point );
+ if (!pixmapoffset) // ### Hackish - used to hint the offset
+ branchflags = TQStyle::Style_NoChange;
+ else
+ branchflags = TQStyle::Style_Default;
+
+ // KStyle extension: Draw the vertical branch
+ drawKStylePrimitive( KPE_ListViewBranch, p, NULL, branchrect, cg, branchflags, opt );
+ }
+ }
+ }
+ break;
+ }
+
+ default:
+ TQCommonStyle::tqdrawComplexControl( control, p, widget, r, cg,
+ flags, controls, active, opt );
+ break;
+ }
+}
+
+
+TQStyle::SubControl KStyle::querySubControl( TQ_ComplexControl control,
+ const TQWidget* widget,
+ const TQPoint &pos,
+ const TQStyleOption &opt ) const
+{
+ TQStyle::SubControl ret = TQCommonStyle::querySubControl(control, widget, pos, opt);
+
+ if (d->scrollbarType == ThreeButtonScrollBar) {
+ // Enable third button
+ if (control == CC_ScrollBar && ret == SC_None)
+ ret = SC_ScrollBarSubLine;
+ }
+ return ret;
+}
+
+
+TQRect KStyle::querySubControlMetrics( TQ_ComplexControl control,
+ const TQWidget* widget,
+ SubControl sc,
+ const TQStyleOption &opt ) const
+{
+ TQRect ret;
+
+ if (control == CC_ScrollBar)
+ {
+ bool threeButtonScrollBar = d->scrollbarType & ThreeButtonScrollBar;
+ bool platinumScrollBar = d->scrollbarType & PlatinumStyleScrollBar;
+ bool nextScrollBar = d->scrollbarType & NextStyleScrollBar;
+
+ const TQScrollBar *sb = (const TQScrollBar*)widget;
+ bool horizontal = sb->orientation() == Qt::Horizontal;
+ int sliderstart = sb->sliderStart();
+ int sbextent = tqpixelMetric(PM_ScrollBarExtent, widget);
+ int maxlen = (horizontal ? sb->width() : sb->height())
+ - (sbextent * (threeButtonScrollBar ? 3 : 2));
+ int sliderlen;
+
+ // calculate slider length
+ if (sb->maxValue() != sb->minValue())
+ {
+ uint range = sb->maxValue() - sb->minValue();
+ sliderlen = (sb->pageStep() * maxlen) / (range + sb->pageStep());
+
+ int slidermin = tqpixelMetric( PM_ScrollBarSliderMin, widget );
+ if ( sliderlen < slidermin || range > INT_MAX / 2 )
+ sliderlen = slidermin;
+ if ( sliderlen > maxlen )
+ sliderlen = maxlen;
+ } else
+ sliderlen = maxlen;
+
+ // Subcontrols
+ switch (sc)
+ {
+ case SC_ScrollBarSubLine: {
+ // top/left button
+ if (platinumScrollBar) {
+ if (horizontal)
+ ret.setRect(sb->width() - 2 * sbextent, 0, sbextent, sbextent);
+ else
+ ret.setRect(0, sb->height() - 2 * sbextent, sbextent, sbextent);
+ } else
+ ret.setRect(0, 0, sbextent, sbextent);
+ break;
+ }
+
+ case SC_ScrollBarAddLine: {
+ // bottom/right button
+ if (nextScrollBar) {
+ if (horizontal)
+ ret.setRect(sbextent, 0, sbextent, sbextent);
+ else
+ ret.setRect(0, sbextent, sbextent, sbextent);
+ } else {
+ if (horizontal)
+ ret.setRect(sb->width() - sbextent, 0, sbextent, sbextent);
+ else
+ ret.setRect(0, sb->height() - sbextent, sbextent, sbextent);
+ }
+ break;
+ }
+
+ case SC_ScrollBarSubPage: {
+ // between top/left button and slider
+ if (platinumScrollBar) {
+ if (horizontal)
+ ret.setRect(0, 0, sliderstart, sbextent);
+ else
+ ret.setRect(0, 0, sbextent, sliderstart);
+ } else if (nextScrollBar) {
+ if (horizontal)
+ ret.setRect(sbextent*2, 0, sliderstart-2*sbextent, sbextent);
+ else
+ ret.setRect(0, sbextent*2, sbextent, sliderstart-2*sbextent);
+ } else {
+ if (horizontal)
+ ret.setRect(sbextent, 0, sliderstart - sbextent, sbextent);
+ else
+ ret.setRect(0, sbextent, sbextent, sliderstart - sbextent);
+ }
+ break;
+ }
+
+ case SC_ScrollBarAddPage: {
+ // between bottom/right button and slider
+ int fudge;
+
+ if (platinumScrollBar)
+ fudge = 0;
+ else if (nextScrollBar)
+ fudge = 2*sbextent;
+ else
+ fudge = sbextent;
+
+ if (horizontal)
+ ret.setRect(sliderstart + sliderlen, 0,
+ maxlen - sliderstart - sliderlen + fudge, sbextent);
+ else
+ ret.setRect(0, sliderstart + sliderlen, sbextent,
+ maxlen - sliderstart - sliderlen + fudge);
+ break;
+ }
+
+ case SC_ScrollBarGroove: {
+ int multi = threeButtonScrollBar ? 3 : 2;
+ int fudge;
+
+ if (platinumScrollBar)
+ fudge = 0;
+ else if (nextScrollBar)
+ fudge = 2*sbextent;
+ else
+ fudge = sbextent;
+
+ if (horizontal)
+ ret.setRect(fudge, 0, sb->width() - sbextent * multi, sb->height());
+ else
+ ret.setRect(0, fudge, sb->width(), sb->height() - sbextent * multi);
+ break;
+ }
+
+ case SC_ScrollBarSlider: {
+ if (horizontal)
+ ret.setRect(sliderstart, 0, sliderlen, sbextent);
+ else
+ ret.setRect(0, sliderstart, sbextent, sliderlen);
+ break;
+ }
+
+ default:
+ ret = TQCommonStyle::querySubControlMetrics(control, widget, sc, opt);
+ break;
+ }
+ } else
+ ret = TQCommonStyle::querySubControlMetrics(control, widget, sc, opt);
+
+ return ret;
+}
+
+static const char * const kstyle_close_xpm[] = {
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"............",
+"..##....##..",
+"...##..##...",
+"....####....",
+".....##.....",
+"....####....",
+"...##..##...",
+"..##....##..",
+"............",
+"............",
+"............"};
+
+static const char * const kstyle_maximize_xpm[]={
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"............",
+".##########.",
+".##########.",
+".#........#.",
+".#........#.",
+".#........#.",
+".#........#.",
+".#........#.",
+".#........#.",
+".##########.",
+"............"};
+
+
+static const char * const kstyle_minimize_xpm[] = {
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"............",
+"............",
+"............",
+"............",
+"............",
+"............",
+"...######...",
+"...######...",
+"............",
+"............",
+"............"};
+
+static const char * const kstyle_normalizeup_xpm[] = {
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"...#######..",
+"...#######..",
+"...#.....#..",
+".#######.#..",
+".#######.#..",
+".#.....#.#..",
+".#.....###..",
+".#.....#....",
+".#.....#....",
+".#######....",
+"............"};
+
+
+static const char * const kstyle_shade_xpm[] = {
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"............",
+"............",
+"............",
+"............",
+".....#......",
+"....###.....",
+"...#####....",
+"..#######...",
+"............",
+"............",
+"............"};
+
+static const char * const kstyle_unshade_xpm[] = {
+"12 12 2 1",
+"# c #000000",
+". c None",
+"............",
+"............",
+"............",
+"............",
+"..#######...",
+"...#####....",
+"....###.....",
+".....#......",
+"............",
+"............",
+"............",
+"............"};
+
+static const char * const dock_window_close_xpm[] = {
+"8 8 2 1",
+"# c #000000",
+". c None",
+"##....##",
+".##..##.",
+"..####..",
+"...##...",
+"..####..",
+".##..##.",
+"##....##",
+"........"};
+
+// Message box icons, from page 210 of the Windows style guide.
+
+// Hand-drawn to resemble Microsoft's icons, but in the Mac/Netscape
+// palette. The "question mark" icon, which Microsoft recommends not
+// using but a lot of people still use, is left out.
+
+/* XPM */
+static const char * const information_xpm[]={
+"32 32 5 1",
+". c None",
+"c c #000000",
+"* c #999999",
+"a c #ffffff",
+"b c #0000ff",
+"...........********.............",
+"........***aaaaaaaa***..........",
+"......**aaaaaaaaaaaaaa**........",
+".....*aaaaaaaaaaaaaaaaaa*.......",
+"....*aaaaaaaabbbbaaaaaaaac......",
+"...*aaaaaaaabbbbbbaaaaaaaac.....",
+"..*aaaaaaaaabbbbbbaaaaaaaaac....",
+".*aaaaaaaaaaabbbbaaaaaaaaaaac...",
+".*aaaaaaaaaaaaaaaaaaaaaaaaaac*..",
+"*aaaaaaaaaaaaaaaaaaaaaaaaaaaac*.",
+"*aaaaaaaaaabbbbbbbaaaaaaaaaaac*.",
+"*aaaaaaaaaaaabbbbbaaaaaaaaaaac**",
+"*aaaaaaaaaaaabbbbbaaaaaaaaaaac**",
+"*aaaaaaaaaaaabbbbbaaaaaaaaaaac**",
+"*aaaaaaaaaaaabbbbbaaaaaaaaaaac**",
+"*aaaaaaaaaaaabbbbbaaaaaaaaaaac**",
+".*aaaaaaaaaaabbbbbaaaaaaaaaac***",
+".*aaaaaaaaaaabbbbbaaaaaaaaaac***",
+"..*aaaaaaaaaabbbbbaaaaaaaaac***.",
+"...caaaaaaabbbbbbbbbaaaaaac****.",
+"....caaaaaaaaaaaaaaaaaaaac****..",
+".....caaaaaaaaaaaaaaaaaac****...",
+"......ccaaaaaaaaaaaaaacc****....",
+".......*cccaaaaaaaaccc*****.....",
+"........***cccaaaac*******......",
+"..........****caaac*****........",
+".............*caaac**...........",
+"...............caac**...........",
+"................cac**...........",
+".................cc**...........",
+"..................***...........",
+"...................**..........."};
+/* XPM */
+static const char* const warning_xpm[]={
+"32 32 4 1",
+". c None",
+"a c #ffff00",
+"* c #000000",
+"b c #999999",
+".............***................",
+"............*aaa*...............",
+"...........*aaaaa*b.............",
+"...........*aaaaa*bb............",
+"..........*aaaaaaa*bb...........",
+"..........*aaaaaaa*bb...........",
+".........*aaaaaaaaa*bb..........",
+".........*aaaaaaaaa*bb..........",
+"........*aaaaaaaaaaa*bb.........",
+"........*aaaa***aaaa*bb.........",
+".......*aaaa*****aaaa*bb........",
+".......*aaaa*****aaaa*bb........",
+"......*aaaaa*****aaaaa*bb.......",
+"......*aaaaa*****aaaaa*bb.......",
+".....*aaaaaa*****aaaaaa*bb......",
+".....*aaaaaa*****aaaaaa*bb......",
+"....*aaaaaaaa***aaaaaaaa*bb.....",
+"....*aaaaaaaa***aaaaaaaa*bb.....",
+"...*aaaaaaaaa***aaaaaaaaa*bb....",
+"...*aaaaaaaaaa*aaaaaaaaaa*bb....",
+"..*aaaaaaaaaaa*aaaaaaaaaaa*bb...",
+"..*aaaaaaaaaaaaaaaaaaaaaaa*bb...",
+".*aaaaaaaaaaaa**aaaaaaaaaaa*bb..",
+".*aaaaaaaaaaa****aaaaaaaaaa*bb..",
+"*aaaaaaaaaaaa****aaaaaaaaaaa*bb.",
+"*aaaaaaaaaaaaa**aaaaaaaaaaaa*bb.",
+"*aaaaaaaaaaaaaaaaaaaaaaaaaaa*bbb",
+"*aaaaaaaaaaaaaaaaaaaaaaaaaaa*bbb",
+".*aaaaaaaaaaaaaaaaaaaaaaaaa*bbbb",
+"..*************************bbbbb",
+"....bbbbbbbbbbbbbbbbbbbbbbbbbbb.",
+".....bbbbbbbbbbbbbbbbbbbbbbbbb.."};
+/* XPM */
+static const char* const critical_xpm[]={
+"32 32 4 1",
+". c None",
+"a c #999999",
+"* c #ff0000",
+"b c #ffffff",
+"...........********.............",
+".........************...........",
+".......****************.........",
+"......******************........",
+".....********************a......",
+"....**********************a.....",
+"...************************a....",
+"..*******b**********b*******a...",
+"..******bbb********bbb******a...",
+".******bbbbb******bbbbb******a..",
+".*******bbbbb****bbbbb*******a..",
+"*********bbbbb**bbbbb*********a.",
+"**********bbbbbbbbbb**********a.",
+"***********bbbbbbbb***********aa",
+"************bbbbbb************aa",
+"************bbbbbb************aa",
+"***********bbbbbbbb***********aa",
+"**********bbbbbbbbbb**********aa",
+"*********bbbbb**bbbbb*********aa",
+".*******bbbbb****bbbbb*******aa.",
+".******bbbbb******bbbbb******aa.",
+"..******bbb********bbb******aaa.",
+"..*******b**********b*******aa..",
+"...************************aaa..",
+"....**********************aaa...",
+"....a********************aaa....",
+".....a******************aaa.....",
+"......a****************aaa......",
+".......aa************aaaa.......",
+".........aa********aaaaa........",
+"...........aaaaaaaaaaa..........",
+".............aaaaaaa............"};
+
+TQPixmap KStyle::stylePixmap( StylePixmap stylepixmap,
+ const TQWidget* widget,
+ const TQStyleOption& opt) const
+{
+ switch (stylepixmap) {
+ case SP_TitleBarShadeButton:
+ return TQPixmap(const_cast<const char**>(kstyle_shade_xpm));
+ case SP_TitleBarUnshadeButton:
+ return TQPixmap(const_cast<const char**>(kstyle_unshade_xpm));
+ case SP_TitleBarNormalButton:
+ return TQPixmap(const_cast<const char**>(kstyle_normalizeup_xpm));
+ case SP_TitleBarMinButton:
+ return TQPixmap(const_cast<const char**>(kstyle_minimize_xpm));
+ case SP_TitleBarMaxButton:
+ return TQPixmap(const_cast<const char**>(kstyle_maximize_xpm));
+ case SP_TitleBarCloseButton:
+ return TQPixmap(const_cast<const char**>(kstyle_close_xpm));
+ case SP_DockWindowCloseButton:
+ return TQPixmap(const_cast<const char**>(dock_window_close_xpm ));
+ case SP_MessageBoxInformation:
+ return TQPixmap(const_cast<const char**>(information_xpm));
+ case SP_MessageBoxWarning:
+ return TQPixmap(const_cast<const char**>(warning_xpm));
+ case SP_MessageBoxCritical:
+ return TQPixmap(const_cast<const char**>(critical_xpm));
+ default:
+ break;
+ }
+ return TQCommonStyle::stylePixmap(stylepixmap, widget, opt);
+}
+
+
+int KStyle::tqstyleHint( TQ_StyleHint sh, const TQWidget* w,
+ const TQStyleOption &opt, TQStyleHintReturn* shr) const
+{
+ switch (sh)
+ {
+ case SH_EtchDisabledText:
+ return d->etchDisabledText ? 1 : 0;
+
+ case SH_PopupMenu_Scrollable:
+ return d->scrollablePopupmenus ? 1 : 0;
+
+ case SH_MenuBar_AltKeyNavigation:
+ return d->menuAltKeyNavigation ? 1 : 0;
+
+ case SH_PopupMenu_SubMenuPopupDelay:
+ if ( tqstyleHint( SH_PopupMenu_SloppySubMenus, w ) )
+ return QMIN( 100, d->popupMenuDelay );
+ else
+ return d->popupMenuDelay;
+
+ case SH_PopupMenu_SloppySubMenus:
+ return d->sloppySubMenus;
+
+ case SH_ItemView_ChangeHighlightOnFocus:
+ case SH_Slider_SloppyKeyEvents:
+ case SH_MainWindow_SpaceBelowMenuBar:
+ case SH_PopupMenu_AllowActiveAndDisabled:
+ return 0;
+
+ case SH_Slider_SnapToValue:
+ case SH_PrintDialog_RightAlignButtons:
+ case SH_FontDialog_SelectAssociatedText:
+ case SH_MenuBar_MouseTracking:
+ case SH_PopupMenu_MouseTracking:
+ case SH_ComboBox_ListMouseTracking:
+ case SH_ScrollBar_MiddleClickAbsolutePosition:
+ return 1;
+ case SH_LineEdit_PasswordCharacter:
+ {
+ if (w) {
+ const TQFontMetrics &fm = w->fontMetrics();
+ if (fm.inFont(TQChar(0x25CF))) {
+ return 0x25CF;
+ } else if (fm.inFont(TQChar(0x2022))) {
+ return 0x2022;
+ }
+ }
+ return '*';
+ }
+
+ default:
+ return TQCommonStyle::tqstyleHint(sh, w, opt, shr);
+ }
+}
+
+
+bool KStyle::eventFilter( TQObject* object, TQEvent* event )
+{
+ if ( d->useFilledFrameWorkaround )
+ {
+ // Make the QMenuBar/TQToolBar paintEvent() cover a larger area to
+ // ensure that the filled frame contents are properly painted.
+ // We essentially modify the paintEvent's rect to include the
+ // panel border, which also paints the widget's interior.
+ // This is nasty, but I see no other way to properly tqrepaint
+ // filled frames in all QMenuBars and QToolBars.
+ // -- Karol.
+ TQFrame *frame = 0;
+ if ( event->type() == TQEvent::Paint
+ && (frame = ::tqqt_cast<TQFrame*>(object)) )
+ {
+ if (frame->frameShape() != TQFrame::ToolBarPanel && frame->frameShape() != TQFrame::MenuBarPanel)
+ return false;
+
+ bool horizontal = true;
+ TQPaintEvent* pe = (TQPaintEvent*)event;
+ TQToolBar *toolbar = ::tqqt_cast< TQToolBar *>( frame );
+ TQRect r = pe->rect();
+
+ if (toolbar && toolbar->orientation() == Qt::Vertical)
+ horizontal = false;
+
+ if (horizontal) {
+ if ( r.height() == frame->height() )
+ return false; // Let TQFrame handle the painting now.
+
+ // Else, send a new paint event with an updated paint rect.
+ TQPaintEvent dummyPE( TQRect( r.x(), 0, r.width(), frame->height()) );
+ TQApplication::sendEvent( frame, &dummyPE );
+ }
+ else { // Vertical
+ if ( r.width() == frame->width() )
+ return false;
+
+ TQPaintEvent dummyPE( TQRect( 0, r.y(), frame->width(), r.height()) );
+ TQApplication::sendEvent( frame, &dummyPE );
+ }
+
+ // Discard this event as we sent a new paintEvent.
+ return true;
+ }
+ }
+
+ return false;
+}
+
+
+// -----------------------------------------------------------------------------
+// I N T E R N A L - KStyle menu transparency handler
+// -----------------------------------------------------------------------------
+
+TransparencyHandler::TransparencyHandler( KStyle* style,
+ TransparencyEngine tEngine, float menuOpacity, bool useDropShadow )
+ : TQObject()
+{
+ te = tEngine;
+ kstyle = style;
+ opacity = menuOpacity;
+ dropShadow = useDropShadow;
+ pix.setOptimization(TQPixmap::BestOptim);
+}
+
+TransparencyHandler::~TransparencyHandler()
+{
+}
+
+bool TransparencyHandler::haveX11RGBASupport()
+{
+ // Simple way to determine if we have ARGB support
+ if (TQPaintDevice::x11AppDepth() == 32) {
+ return true;
+ }
+ else {
+ return false;
+ }
+}
+
+#define REAL_ALPHA_STRENGTH 255.0
+
+// This is meant to be ugly but fast.
+void TransparencyHandler::rightShadow(TQImage& dst)
+{
+ bool have_composite = haveX11RGBASupport();
+
+ if (dst.depth() != 32)
+ dst = dst.convertDepth(32);
+
+ // blend top-right corner.
+ int pixels = dst.width() * dst.height();
+#ifdef WORDS_BIGENDIAN
+ register unsigned char* data = dst.bits() + 1; // Skip alpha
+#else
+ register unsigned char* data = dst.bits(); // Skip alpha
+#endif
+ for(register int i = 0; i < 16; i++) {
+ if (have_composite) {
+ data++;
+ data++;
+ data++;
+ *data = (unsigned char)(REAL_ALPHA_STRENGTH*(1.0-top_right_corner[i])); data++;
+ }
+ else {
+ *data = (unsigned char)((*data)*top_right_corner[i]); data++;
+ *data = (unsigned char)((*data)*top_right_corner[i]); data++;
+ *data = (unsigned char)((*data)*top_right_corner[i]); data++;
+ data++; // skip alpha
+ }
+ }
+
+ pixels -= 32; // tint right strip without rounded edges.
+ register int c = 0;
+ for(register int i = 0; i < pixels; i++) {
+ if (have_composite) {
+ data++;
+ data++;
+ data++;;
+ *data = (unsigned char)(REAL_ALPHA_STRENGTH*(1.0-shadow_strip[c])); data++;
+ }
+ else {
+ *data = (unsigned char)((*data)*shadow_strip[c]); data++;
+ *data = (unsigned char)((*data)*shadow_strip[c]); data++;
+ *data = (unsigned char)((*data)*shadow_strip[c]); data++;
+ data++; // skip alpha
+ }
+ ++c;
+ c %= 4;
+ }
+
+ // tint bottom edge
+ for(register int i = 0; i < 16; i++) {
+ if (have_composite) {
+ data++;
+ data++;
+ data++;
+ *data = (unsigned char)(REAL_ALPHA_STRENGTH*(1.0-bottom_right_corner[i])); data++;
+ }
+ else {
+ *data = (unsigned char)((*data)*bottom_right_corner[i]); data++;
+ *data = (unsigned char)((*data)*bottom_right_corner[i]); data++;
+ *data = (unsigned char)((*data)*bottom_right_corner[i]); data++;
+ data++; // skip alpha
+ }
+ }
+}
+
+void TransparencyHandler::bottomShadow(TQImage& dst)
+{
+ bool have_composite = haveX11RGBASupport();
+
+ if (dst.depth() != 32)
+ dst = dst.convertDepth(32);
+
+ int line = 0;
+ int width = dst.width() - 4;
+ double strip_data = shadow_strip[0];
+ double* corner = const_cast<double*>(bottom_left_corner);
+
+#ifdef WORDS_BIGENDIAN
+ register unsigned char* data = dst.bits() + 1; // Skip alpha
+#else
+ register unsigned char* data = dst.bits(); // Skip alpha
+#endif
+
+ for(int y = 0; y < 4; y++)
+ {
+ // Bottom-left Corner
+ for(register int x = 0; x < 4; x++) {
+ if (have_composite) {
+ data++;
+ data++;
+ data++;
+ *data = (unsigned char)(REAL_ALPHA_STRENGTH*(1.0-(*corner))); data++;
+ }
+ else {
+ *data = (unsigned char)((*data)*(*corner)); data++;
+ *data = (unsigned char)((*data)*(*corner)); data++;
+ *data = (unsigned char)((*data)*(*corner)); data++;
+ data++; // skip alpha
+ }
+ corner++;
+ }
+
+ // Scanline
+ for(register int x = 0; x < width; x++) {
+ if (have_composite) {
+ data++;
+ data++;
+ data++;
+ *data = (unsigned char)(REAL_ALPHA_STRENGTH*(1.0-strip_data)); data++;
+ }
+ else {
+ *data = (unsigned char)((*data)*strip_data); data++;
+ *data = (unsigned char)((*data)*strip_data); data++;
+ *data = (unsigned char)((*data)*strip_data); data++;
+ data++; // skip alpha
+ }
+ }
+
+ strip_data = shadow_strip[++line];
+ }
+}
+
+TQImage TransparencyHandler::handleRealAlpha(TQImage img) {
+ TQImage clearImage = img.convertDepth(32);
+ clearImage.setAlphaBuffer(true);
+
+ int w = clearImage.width();
+ int h = clearImage.height();
+
+ for (int y = 0; y < h; ++y) {
+ TQRgb *ls = (TQRgb *)clearImage.scanLine( y );
+ for (int x = 0; x < w; ++x) {
+ TQRgb l = ls[x];
+ ls[x] = tqRgba( 0, 0, 0, 0 );
+ }
+ }
+
+ return clearImage;
+}
+
+// Create a shadow of thickness 4.
+void TransparencyHandler::createShadowWindows(const TQWidget* p)
+{
+#ifdef Q_WS_X11
+ int x2 = p->x()+p->width();
+ int y2 = p->y()+p->height();
+ TQRect shadow1(x2, p->y() + 4, 4, p->height());
+ TQRect shadow2(p->x() + 4, y2, p->width() - 4, 4);
+
+ bool have_composite = haveX11RGBASupport();
+
+ // Create a fake drop-down shadow effect via blended Xwindows
+ ShadowElements se;
+ se.w1 = new TQWidget(0, 0, (WFlags)(WStyle_Customize | WType_Popup | WX11BypassWM) );
+ se.w2 = new TQWidget(0, 0, (WFlags)(WStyle_Customize | WType_Popup | WX11BypassWM) );
+ se.w1->setGeometry(shadow1);
+ se.w2->setGeometry(shadow2);
+ XSelectInput(qt_xdisplay(), se.w1->winId(), StructureNotifyMask );
+ XSelectInput(qt_xdisplay(), se.w2->winId(), StructureNotifyMask );
+
+ // Insert a new ShadowMap entry
+ shadowMap()[p] = se;
+
+ // Some hocus-pocus here to create the drop-shadow.
+ TQPixmap pix_shadow1;
+ TQPixmap pix_shadow2;
+ if (have_composite) {
+ pix_shadow1 = TQPixmap(shadow1.width(), shadow1.height());
+ pix_shadow2 = TQPixmap(shadow2.width(), shadow2.height());
+ }
+ else {
+ pix_shadow1 = TQPixmap::grabWindow(qt_xrootwin(),
+ shadow1.x(), shadow1.y(), shadow1.width(), shadow1.height());
+ pix_shadow2 = TQPixmap::grabWindow(qt_xrootwin(),
+ shadow2.x(), shadow2.y(), shadow2.width(), shadow2.height());
+ }
+
+ TQImage img;
+ img = pix_shadow1.convertToImage();
+ if (have_composite) img = handleRealAlpha(img);
+ rightShadow(img);
+ pix_shadow1.convertFromImage(img);
+ img = pix_shadow2.convertToImage();
+ if (have_composite) img = handleRealAlpha(img);
+ bottomShadow(img);
+ pix_shadow2.convertFromImage(img);
+
+ // Set the background pixmaps
+ se.w1->setErasePixmap(pix_shadow1);
+ se.w2->setErasePixmap(pix_shadow2);
+
+ // Show the 'shadow' just before showing the popup menu window
+ // Don't use TQWidget::show() so we don't confuse QEffects, thus causing broken focus.
+ XMapWindow(qt_xdisplay(), se.w1->winId());
+ XMapWindow(qt_xdisplay(), se.w2->winId());
+#else
+ Q_UNUSED( p )
+#endif
+}
+
+void TransparencyHandler::removeShadowWindows(const TQWidget* p)
+{
+#ifdef Q_WS_X11
+ ShadowMap::iterator it = shadowMap().find(p);
+ if (it != shadowMap().end())
+ {
+ ShadowElements se = it.data();
+ XUnmapWindow(qt_xdisplay(), se.w1->winId()); // hide
+ XUnmapWindow(qt_xdisplay(), se.w2->winId());
+ XFlush(qt_xdisplay()); // try to hide faster
+ delete se.w1;
+ delete se.w2;
+ shadowMap().erase(it);
+ }
+#else
+ Q_UNUSED( p )
+#endif
+}
+
+bool TransparencyHandler::eventFilter( TQObject* object, TQEvent* event )
+{
+#if !defined Q_WS_MAC && !defined Q_WS_WIN
+ // Transparency idea was borrowed from KDE2's "MegaGradient" Style,
+ // Copyright (C) 2000 Daniel M. Duley <mosfet@kde.org>
+
+ // Added 'fake' menu shadows <04-Jul-2002> -- Karol
+ TQWidget* p = (TQWidget*)object;
+ TQEvent::Type et = event->type();
+
+ if (et == TQEvent::Show)
+ {
+ // Handle translucency
+ if (te != Disabled)
+ {
+ pix = TQPixmap::grabWindow(qt_xrootwin(),
+ p->x(), p->y(), p->width(), p->height());
+
+ switch (te) {
+#ifdef HAVE_XRENDER
+ case XRender:
+ if (qt_use_xrender) {
+ XRenderBlendToPixmap(p);
+ break;
+ }
+ // Fall through intended
+#else
+ case XRender:
+#endif
+ case SoftwareBlend:
+ blendToPixmap(p->tqcolorGroup(), p);
+ break;
+
+ case SoftwareTint:
+ default:
+ blendToColor(p->tqcolorGroup().button());
+ };
+
+ p->setErasePixmap(pix);
+ }
+
+ // Handle drop shadow
+ // * FIXME : !shadowMap().contains(p) is a workaround for leftover
+ // * shadows after duplicate show events.
+ // * TODO : determine real cause for duplicate events
+ // * till 20021005
+ if ((dropShadow || useDropShadow(p))
+ && p->width() > 16 && p->height() > 16 && !shadowMap().contains( p ))
+ createShadowWindows(p);
+ }
+ else if (et == TQEvent::Resize && p->isShown() && p->isTopLevel())
+ {
+ // Handle drop shadow
+ if (dropShadow || useDropShadow(p))
+ {
+ removeShadowWindows(p);
+ createShadowWindows(p);
+ }
+ }
+ else if (et == TQEvent::Hide)
+ {
+ // Handle drop shadow
+ if (dropShadow || useDropShadow(p))
+ removeShadowWindows(p);
+
+ // Handle translucency
+ if (te != Disabled)
+ p->setErasePixmap(TQPixmap());
+ }
+
+#endif
+ return false;
+}
+
+
+// Blends a TQImage to a predefined color, with a given opacity.
+void TransparencyHandler::blendToColor(const TQColor &col)
+{
+ if (opacity < 0.0 || opacity > 1.0)
+ return;
+
+ TQImage img = pix.convertToImage();
+ KImageEffect::blend(col, img, opacity);
+ pix.convertFromImage(img);
+}
+
+
+void TransparencyHandler::blendToPixmap(const TQColorGroup &cg, const TQWidget* p)
+{
+ if (opacity < 0.0 || opacity > 1.0)
+ return;
+
+ KPixmap blendPix;
+ blendPix.resize( pix.width(), pix.height() );
+
+ if (blendPix.width() != pix.width() ||
+ blendPix.height() != pix.height())
+ return;
+
+ // Allow styles to define the blend pixmap - allows for some interesting effects.
+ if (::tqqt_cast<TQPopupMenu*>(p))
+ kstyle->renderMenuBlendPixmap( blendPix, cg, ::tqqt_cast<TQPopupMenu*>(p) );
+ else
+ blendPix.fill(cg.button()); // Just tint as the default behavior
+
+ TQImage blendImg = blendPix.convertToImage();
+ TQImage backImg = pix.convertToImage();
+ KImageEffect::blend(blendImg, backImg, opacity);
+ pix.convertFromImage(backImg);
+}
+
+
+#ifdef HAVE_XRENDER
+// Here we go, use XRender in all its glory.
+// NOTE: This is actually a bit slower than the above routines
+// on non-accelerated displays. -- Karol.
+void TransparencyHandler::XRenderBlendToPixmap(const TQWidget* p)
+{
+ KPixmap renderPix;
+ renderPix.resize( pix.width(), pix.height() );
+
+ // Allow styles to define the blend pixmap - allows for some interesting effects.
+ if (::tqqt_cast<TQPopupMenu*>(p))
+ kstyle->renderMenuBlendPixmap( renderPix, p->tqcolorGroup(),
+ ::tqqt_cast<TQPopupMenu*>(p) );
+ else
+ renderPix.fill(p->tqcolorGroup().button()); // Just tint as the default behavior
+
+ Display* dpy = qt_xdisplay();
+ Pixmap alphaPixmap;
+ Picture alphaPicture;
+ XRenderPictFormat Rpf;
+ XRenderPictureAttributes Rpa;
+ XRenderColor clr;
+ clr.alpha = ((unsigned short)(255*opacity) << 8);
+
+ Rpf.type = PictTypeDirect;
+ Rpf.depth = 8;
+ Rpf.direct.alphaMask = 0xff;
+ Rpa.repeat = True; // Tile
+
+ XRenderPictFormat* xformat = XRenderFindFormat(dpy,
+ PictFormatType | PictFormatDepth | PictFormatAlphaMask, &Rpf, 0);
+
+ alphaPixmap = XCreatePixmap(dpy, p->handle(), 1, 1, 8);
+ alphaPicture = XRenderCreatePicture(dpy, alphaPixmap, xformat, CPRepeat, &Rpa);
+
+ XRenderFillRectangle(dpy, PictOpSrc, alphaPicture, &clr, 0, 0, 1, 1);
+
+ XRenderComposite(dpy, PictOpOver,
+ renderPix.x11RenderHandle(), alphaPicture, pix.x11RenderHandle(), // src, mask, dst
+ 0, 0, // srcx, srcy
+ 0, 0, // maskx, masky
+ 0, 0, // dstx, dsty
+ pix.width(), pix.height());
+
+ XRenderFreePicture(dpy, alphaPicture);
+ XFreePixmap(dpy, alphaPixmap);
+}
+#endif
+
+void KStyle::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+// HACK for gtk-qt-engine
+
+KDE_EXPORT extern "C"
+void kde_kstyle_set_scrollbar_type_windows( void* style )
+{
+ ((KStyle*)style)->setScrollBarType( KStyle::WindowsStyleScrollBar );
+}
+
+// vim: set noet ts=4 sw=4:
+// kate: indent-width 4; replace-tabs off; tab-width 4; space-indent off;
+
+#include "kstyle.moc"
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