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CT: flicker-free titlebar. Thanks to Simon Haussman

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svn path=/trunk/kdebase/kwin/; revision=155013
This commit is contained in:
Cristian Tibirna 2002-05-11 22:05:01 +00:00
parent d9107f8efc
commit cd52271a10
1 changed files with 45 additions and 29 deletions
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74
clients/kde1/kde1client.cpp
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@ -12,6 +12,7 @@ Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
#include <qbitmap.h>
#include <kdrawutil.h>
#include <klocale.h>
#include <kpixmap.h>
#include <qdatetime.h>
#include <qimage.h>
#include "../../workspace.h"
@ -21,30 +22,32 @@ Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
using namespace KWinInternal;
namespace
{
QPixmap* close_pix = 0;
QPixmap* maximize_pix = 0;
QPixmap* minimize_pix = 0;
QPixmap* normalize_pix = 0;
QPixmap* pinup_pix = 0;
QPixmap* pindown_pix = 0;
QPixmap* menu_pix = 0;
QPixmap* question_mark_pix = 0;
static QPixmap* close_pix = 0;
static QPixmap* maximize_pix = 0;
static QPixmap* minimize_pix = 0;
static QPixmap* normalize_pix = 0;
static QPixmap* pinup_pix = 0;
static QPixmap* pindown_pix = 0;
static QPixmap* menu_pix = 0;
static QPixmap* question_mark_pix = 0;
QPixmap* dis_close_pix = 0;
QPixmap* dis_maximize_pix = 0;
QPixmap* dis_minimize_pix = 0;
QPixmap* dis_normalize_pix = 0;
QPixmap* dis_pinup_pix = 0;
QPixmap* dis_pindown_pix = 0;
QPixmap* dis_menu_pix = 0;
QPixmap* dis_question_mark_pix = 0;
static QPixmap* dis_close_pix = 0;
static QPixmap* dis_maximize_pix = 0;
static QPixmap* dis_minimize_pix = 0;
static QPixmap* dis_normalize_pix = 0;
static QPixmap* dis_pinup_pix = 0;
static QPixmap* dis_pindown_pix = 0;
static QPixmap* dis_menu_pix = 0;
static QPixmap* dis_question_mark_pix = 0;
QPixmap* titleBuffer = 0;
bool pixmaps_created = FALSE;
static bool pixmaps_created = FALSE;
static void create_pixmaps()
void create_pixmaps()
{
if ( pixmaps_created )
return;
@ -140,9 +143,11 @@ static void create_pixmaps()
aPainter.end(); iPainter.end();
question_mark_pix->setMask(QBitmap(16, 16, help_mask_bits, true));
dis_question_mark_pix->setMask(*question_mark_pix->mask());
titleBuffer = new KPixmap;
}
static void delete_pixmaps()
void delete_pixmaps()
{
delete close_pix;
delete maximize_pix;
@ -160,10 +165,11 @@ static void delete_pixmaps()
delete dis_pindown_pix;
delete dis_menu_pix;
delete dis_question_mark_pix;
delete titleBuffer;
pixmaps_created = false;
}
static void drawGradient
void drawGradient
(
QPainter & p,
const QRect & t,
@ -209,6 +215,8 @@ static void drawGradient
}
}
} // anyonmous namespace
void StdClient::slotReset()
{
if(miniIcon().isNull())
@ -384,19 +392,27 @@ void StdClient::paintEvent( QPaintEvent* )
p.setClipRegion( r );
qDrawWinPanel( &p, rect(), colorGroup() );
// t.setTop( 1 );
p.setClipRegion( t );
// p.setClipRegion( t );
// t.setTop( 0 );
drawGradient(p, t, options->color(Options::TitleBar, isActive()), options->color(Options::TitleBlend, isActive()));
QRect titleRect( 0, 0, t.width(), t.height() );
titleBuffer->resize( titleRect.width(), titleRect.height() );
QPainter p2( titleBuffer );
drawGradient(p2, titleRect, options->color(Options::TitleBar, isActive()), options->color(Options::TitleBlend, isActive()));
// p.setPen( options->color(Options::TitleBar, isActive()).light() );
// p.drawLine(t.left(), t.top()+1, t.right(), t.top()+1);
if ( isActive() )
qDrawShadePanel( &p, t.x(), t.y(), t.width(), t.height(),
qDrawShadePanel( &p2, 0, 0, titleRect.width(), titleRect.height(),
colorGroup(), true, 1 );
t.setLeft( t.left() + 4 );
t.setRight( t.right() - 2 );
p.setPen(options->color(Options::Font, isActive()));
p.setFont(options->font(isActive()));
p.drawText( t, AlignLeft|AlignVCenter|SingleLine, caption() );
titleRect.setLeft( 4 );
titleRect.setWidth( titleRect.width() - 2 );
p2.setPen(options->color(Options::Font, isActive()));
p2.setFont(options->font(isActive()));
p2.drawText( titleRect, AlignLeft|AlignVCenter|SingleLine, caption() );
p2.end();
p.end();
bitBlt( this, t.topLeft(), titleBuffer );
}