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672 lines
18 KiB
672 lines
18 KiB
/****************************************************************************
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**
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** Implementation of some TQt private functions.
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**
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** Created : 001101
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**
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** Copyright (C) 2000-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the widgets module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#include "qplatformdefs.h"
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#include "qtitlebar_p.h"
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#ifndef TQT_NO_TITLEBAR
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#include <ntqcursor.h>
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#include "ntqapplication.h"
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#include "ntqstyle.h"
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#include "ntqdatetime.h"
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#include "private/qapplication_p.h"
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#include "ntqtooltip.h"
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#include "ntqimage.h"
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#include "ntqtimer.h"
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#include "ntqpainter.h"
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#include "ntqstyle.h"
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#include "private/qinternal_p.h"
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#ifndef TQT_NO_WORKSPACE
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#include "ntqworkspace.h"
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#endif
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#if defined(TQ_WS_WIN)
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#include "qt_windows.h"
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#endif
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#ifndef TQT_NO_TOOLTIP
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class TQTitleBarTip : public TQToolTip
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{
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public:
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TQTitleBarTip( TQWidget * parent ) : TQToolTip( parent ) { }
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void maybeTip( const TQPoint &pos )
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{
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if ( !::tqt_cast<TQTitleBar*>(parentWidget()) )
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return;
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TQTitleBar *t = (TQTitleBar *)parentWidget();
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TQString tipstring;
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TQStyle::SubControl ctrl = t->style().querySubControl(TQStyle::CC_TitleBar, t, pos);
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TQSize controlSize = t->style().querySubControlMetrics(TQStyle::CC_TitleBar, t, ctrl).size();
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TQWidget *window = t->window();
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if ( window ) {
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switch(ctrl) {
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case TQStyle::SC_TitleBarSysMenu:
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if ( t->testWFlags( WStyle_SysMenu ) )
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tipstring = TQTitleBar::tr( "System Menu" );
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break;
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case TQStyle::SC_TitleBarShadeButton:
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if ( t->testWFlags( WStyle_Tool ) && t->testWFlags( WStyle_MinMax ) )
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tipstring = TQTitleBar::tr( "Shade" );
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break;
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case TQStyle::SC_TitleBarUnshadeButton:
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if ( t->testWFlags( WStyle_Tool ) && t->testWFlags( WStyle_MinMax ) )
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tipstring = TQTitleBar::tr( "Unshade" );
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break;
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case TQStyle::SC_TitleBarNormalButton:
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case TQStyle::SC_TitleBarMinButton:
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if ( !t->testWFlags( WStyle_Tool ) && t->testWFlags( WStyle_Minimize ) ) {
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if( window->isMinimized() )
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tipstring = TQTitleBar::tr( "Normalize" );
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else
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tipstring = TQTitleBar::tr( "Minimize" );
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}
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break;
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case TQStyle::SC_TitleBarMaxButton:
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if ( !t->testWFlags( WStyle_Tool ) && t->testWFlags( WStyle_Maximize ) )
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tipstring = TQTitleBar::tr( "Maximize" );
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break;
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case TQStyle::SC_TitleBarCloseButton:
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if ( t->testWFlags( WStyle_SysMenu ) )
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tipstring = TQTitleBar::tr( "Close" );
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break;
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default:
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break;
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}
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}
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#ifndef TQT_NO_WIDGET_TOPEXTRA
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if ( tipstring.isEmpty() ) {
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if ( t->visibleText() != t->caption() )
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tipstring = t->caption();
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}
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#endif
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if(!tipstring.isEmpty())
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tip( TQRect(pos, controlSize), tipstring );
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}
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};
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#endif
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class TQTitleBarPrivate
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{
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public:
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TQTitleBarPrivate()
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: toolTip( 0 ), act( 0 ), window( 0 ), movable( 1 ), pressed( 0 ), autoraise(0)
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{
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}
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TQStyle::SCFlags buttonDown;
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TQPoint moveOffset;
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TQToolTip *toolTip;
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bool act :1;
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TQWidget* window;
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bool movable :1;
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bool pressed :1;
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bool autoraise :1;
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TQString cuttext;
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#ifdef TQT_NO_WIDGET_TOPEXTRA
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TQString cap;
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#endif
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};
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TQTitleBar::TQTitleBar(TQWidget* w, TQWidget* parent, const char* name)
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: TQWidget( parent, name, WStyle_Customize | WStyle_NoBorder | WNoAutoErase )
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{
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d = new TQTitleBarPrivate();
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#ifndef TQT_NO_TOOLTIP
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d->toolTip = new TQTitleBarTip( this );
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#endif
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d->window = w;
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d->buttonDown = TQStyle::SC_None;
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d->act = 0;
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if ( w ) {
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setWFlags( ((TQTitleBar*)w)->getWFlags() | WNoAutoErase );
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if ( w->minimumSize() == w->maximumSize() )
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clearWFlags( WStyle_Maximize );
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#ifndef TQT_NO_WIDGET_TOPEXTRA
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setCaption( w->caption() );
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#endif
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} else {
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setWFlags( WStyle_Customize | WNoAutoErase );
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}
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readColors();
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setSizePolicy( TQSizePolicy( TQSizePolicy::Expanding, TQSizePolicy::Fixed ) );
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setMouseTracking(TRUE);
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}
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TQTitleBar::~TQTitleBar()
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{
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#ifndef TQT_NO_TOOLTIP
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delete d->toolTip;
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#endif
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delete d;
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d = 0;
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}
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#ifdef TQ_WS_WIN
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extern TQRgb qt_colorref2qrgb(COLORREF col);
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#endif
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void TQTitleBar::readColors()
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{
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TQPalette pal = palette();
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bool colorsInitialized = FALSE;
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#ifdef TQ_WS_WIN // ask system properties on windows
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#ifndef SPI_GETGRADIENTCAPTIONS
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#define SPI_GETGRADIENTCAPTIONS 0x1008
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#endif
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#ifndef COLOR_GRADIENTACTIVECAPTION
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#define COLOR_GRADIENTACTIVECAPTION 27
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#endif
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#ifndef COLOR_GRADIENTINACTIVECAPTION
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#define COLOR_GRADIENTINACTIVECAPTION 28
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#endif
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if ( TQApplication::desktopSettingsAware() ) {
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pal.setColor( TQPalette::Active, TQColorGroup::Highlight, qt_colorref2qrgb(GetSysColor(COLOR_ACTIVECAPTION)) );
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pal.setColor( TQPalette::Inactive, TQColorGroup::Highlight, qt_colorref2qrgb(GetSysColor(COLOR_INACTIVECAPTION)) );
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pal.setColor( TQPalette::Active, TQColorGroup::HighlightedText, qt_colorref2qrgb(GetSysColor(COLOR_CAPTIONTEXT)) );
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pal.setColor( TQPalette::Inactive, TQColorGroup::HighlightedText, qt_colorref2qrgb(GetSysColor(COLOR_INACTIVECAPTIONTEXT)) );
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if ( qt_winver != TQt::WV_95 && qt_winver != WV_NT ) {
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colorsInitialized = TRUE;
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BOOL gradient;
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QT_WA( {
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SystemParametersInfo( SPI_GETGRADIENTCAPTIONS, 0, &gradient, 0 );
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} , {
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SystemParametersInfoA( SPI_GETGRADIENTCAPTIONS, 0, &gradient, 0 );
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} );
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if ( gradient ) {
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pal.setColor( TQPalette::Active, TQColorGroup::Base, qt_colorref2qrgb(GetSysColor(COLOR_GRADIENTACTIVECAPTION)) );
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pal.setColor( TQPalette::Inactive, TQColorGroup::Base, qt_colorref2qrgb(GetSysColor(COLOR_GRADIENTINACTIVECAPTION)) );
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} else {
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pal.setColor( TQPalette::Active, TQColorGroup::Base, palette().active().highlight() );
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pal.setColor( TQPalette::Inactive, TQColorGroup::Base, palette().inactive().highlight() );
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}
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}
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}
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#endif // TQ_WS_WIN
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if ( !colorsInitialized ) {
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pal.setColor( TQPalette::Active, TQColorGroup::Highlight, palette().active().highlight() );
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pal.setColor( TQPalette::Active, TQColorGroup::Base, palette().active().highlight() );
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pal.setColor( TQPalette::Inactive, TQColorGroup::Highlight, palette().inactive().dark() );
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pal.setColor( TQPalette::Inactive, TQColorGroup::Base, palette().inactive().dark() );
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pal.setColor( TQPalette::Inactive, TQColorGroup::HighlightedText, palette().inactive().background() );
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}
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setPalette( pal );
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setActive( d->act );
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}
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void TQTitleBar::mousePressEvent( TQMouseEvent * e)
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{
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if ( !d->act )
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emit doActivate();
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if ( e->button() == LeftButton ) {
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d->pressed = TRUE;
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TQStyle::SCFlags ctrl = style().querySubControl(TQStyle::CC_TitleBar, this, e->pos());
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switch (ctrl) {
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case TQStyle::SC_TitleBarSysMenu:
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if ( testWFlags( WStyle_SysMenu ) && !testWFlags( WStyle_Tool ) ) {
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d->buttonDown = TQStyle::SC_None;
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static TQTime* t = 0;
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static TQTitleBar* tc = 0;
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if ( !t )
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t = new TQTime;
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if ( tc != this || t->elapsed() > TQApplication::doubleClickInterval() ) {
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emit showOperationMenu();
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t->start();
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tc = this;
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} else {
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tc = 0;
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emit doClose();
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return;
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}
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}
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break;
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case TQStyle::SC_TitleBarShadeButton:
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case TQStyle::SC_TitleBarUnshadeButton:
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if ( testWFlags( WStyle_MinMax ) && testWFlags( WStyle_Tool ) )
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d->buttonDown = ctrl;
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break;
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case TQStyle::SC_TitleBarNormalButton:
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if( testWFlags( WStyle_Minimize ) && !testWFlags( WStyle_Tool ) )
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d->buttonDown = ctrl;
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break;
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case TQStyle::SC_TitleBarMinButton:
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if( testWFlags( WStyle_Minimize ) && !testWFlags( WStyle_Tool ) )
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d->buttonDown = ctrl;
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break;
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case TQStyle::SC_TitleBarMaxButton:
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if ( testWFlags( WStyle_Maximize ) && !testWFlags( WStyle_Tool ) )
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d->buttonDown = ctrl;
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break;
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case TQStyle::SC_TitleBarCloseButton:
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if ( testWFlags( WStyle_SysMenu ) )
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d->buttonDown = ctrl;
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break;
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case TQStyle::SC_TitleBarLabel:
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d->buttonDown = ctrl;
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d->moveOffset = mapToParent( e->pos() );
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break;
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default:
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break;
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}
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repaint( FALSE );
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} else {
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d->pressed = FALSE;
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}
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}
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void TQTitleBar::contextMenuEvent( TQContextMenuEvent *e )
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{
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TQStyle::SCFlags ctrl = style().querySubControl(TQStyle::CC_TitleBar, this, e->pos());
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if( ctrl == TQStyle::SC_TitleBarLabel || ctrl == TQStyle::SC_TitleBarSysMenu )
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emit popupOperationMenu(e->globalPos());
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else
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e->ignore();
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}
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void TQTitleBar::mouseReleaseEvent( TQMouseEvent * e)
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{
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if ( e->button() == LeftButton && d->pressed) {
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TQStyle::SCFlags ctrl = style().querySubControl(TQStyle::CC_TitleBar, this, e->pos());
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if (ctrl == d->buttonDown) {
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switch(ctrl) {
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case TQStyle::SC_TitleBarShadeButton:
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case TQStyle::SC_TitleBarUnshadeButton:
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if( testWFlags( WStyle_MinMax ) && testWFlags( WStyle_Tool ) )
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emit doShade();
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break;
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case TQStyle::SC_TitleBarNormalButton:
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if( testWFlags( WStyle_MinMax ) && !testWFlags( WStyle_Tool ) )
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emit doNormal();
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break;
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case TQStyle::SC_TitleBarMinButton:
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if( testWFlags( WStyle_Minimize ) && !testWFlags( WStyle_Tool ) )
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emit doMinimize();
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break;
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case TQStyle::SC_TitleBarMaxButton:
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if( d->window && testWFlags( WStyle_Maximize ) && !testWFlags( WStyle_Tool ) ) {
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if(d->window->isMaximized())
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emit doNormal();
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else
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emit doMaximize();
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}
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break;
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case TQStyle::SC_TitleBarCloseButton:
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if( testWFlags( WStyle_SysMenu ) ) {
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d->buttonDown = TQStyle::SC_None;
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repaint(FALSE);
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emit doClose();
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return;
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}
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break;
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default:
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break;
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}
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}
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d->buttonDown = TQStyle::SC_None;
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repaint(FALSE);
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d->pressed = FALSE;
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}
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}
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void TQTitleBar::mouseMoveEvent( TQMouseEvent * e)
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{
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switch (d->buttonDown) {
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case TQStyle::SC_None:
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if(autoRaise())
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repaint( FALSE );
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break;
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case TQStyle::SC_TitleBarSysMenu:
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break;
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case TQStyle::SC_TitleBarShadeButton:
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case TQStyle::SC_TitleBarUnshadeButton:
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case TQStyle::SC_TitleBarNormalButton:
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case TQStyle::SC_TitleBarMinButton:
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case TQStyle::SC_TitleBarMaxButton:
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case TQStyle::SC_TitleBarCloseButton:
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{
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TQStyle::SCFlags last_ctrl = d->buttonDown;
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d->buttonDown = style().querySubControl(TQStyle::CC_TitleBar, this, e->pos());
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if( d->buttonDown != last_ctrl)
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d->buttonDown = TQStyle::SC_None;
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repaint(FALSE);
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d->buttonDown = last_ctrl;
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}
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break;
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case TQStyle::SC_TitleBarLabel:
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if ( d->buttonDown == TQStyle::SC_TitleBarLabel && d->movable && d->pressed ) {
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if ( (d->moveOffset - mapToParent( e->pos() ) ).manhattanLength() >= 4 ) {
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TQPoint p = mapFromGlobal(e->globalPos());
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#ifndef TQT_NO_WORKSPACE
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if(d->window && d->window->parentWidget()->inherits("TQWorkspaceChild")) {
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TQWorkspace *workspace = ::tqt_cast<TQWorkspace*>(d->window->parentWidget()->parentWidget());
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if(workspace) {
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p = workspace->mapFromGlobal( e->globalPos() );
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if ( !workspace->rect().contains(p) ) {
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if ( p.x() < 0 )
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p.rx() = 0;
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if ( p.y() < 0 )
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p.ry() = 0;
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if ( p.x() > workspace->width() )
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p.rx() = workspace->width();
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if ( p.y() > workspace->height() )
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p.ry() = workspace->height();
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}
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}
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}
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#endif
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TQPoint pp = p - d->moveOffset;
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if (!parentWidget()->isMaximized())
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parentWidget()->move( pp );
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}
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} else {
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TQStyle::SCFlags last_ctrl = d->buttonDown;
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d->buttonDown = TQStyle::SC_None;
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if( d->buttonDown != last_ctrl)
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repaint(FALSE);
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}
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break;
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}
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}
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void TQTitleBar::resizeEvent( TQResizeEvent *r)
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{
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TQWidget::resizeEvent(r);
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cutText();
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}
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void TQTitleBar::paintEvent(TQPaintEvent *)
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{
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TQStyle::SCFlags ctrls = TQStyle::SC_TitleBarLabel;
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if ( testWFlags( WStyle_SysMenu) ) {
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if ( testWFlags( WStyle_Tool ) ) {
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ctrls |= TQStyle::SC_TitleBarCloseButton;
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if ( d->window && testWFlags( WStyle_MinMax ) ) {
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if ( d->window->isMinimized() )
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ctrls |= TQStyle::SC_TitleBarUnshadeButton;
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else
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ctrls |= TQStyle::SC_TitleBarShadeButton;
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}
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} else {
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ctrls |= TQStyle::SC_TitleBarSysMenu | TQStyle::SC_TitleBarCloseButton;
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if ( d->window && testWFlags( WStyle_Minimize ) ) {
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if( d->window && d->window->isMinimized() )
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ctrls |= TQStyle::SC_TitleBarNormalButton;
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else
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ctrls |= TQStyle::SC_TitleBarMinButton;
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}
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if ( d->window && testWFlags( WStyle_Maximize ) && !d->window->isMaximized() )
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ctrls |= TQStyle::SC_TitleBarMaxButton;
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}
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}
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TQStyle::SCFlags under_mouse = TQStyle::SC_None;
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if( autoRaise() && hasMouse() ) {
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TQPoint p(mapFromGlobal(TQCursor::pos()));
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under_mouse = style().querySubControl(TQStyle::CC_TitleBar, this, p);
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ctrls ^= under_mouse;
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}
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TQSharedDoubleBuffer buffer( this, rect() );
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style().drawComplexControl(TQStyle::CC_TitleBar, buffer.painter(), this, rect(),
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colorGroup(),
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isEnabled() ? TQStyle::Style_Enabled :
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TQStyle::Style_Default, ctrls, d->buttonDown);
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if(under_mouse != TQStyle::SC_None)
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style().drawComplexControl(TQStyle::CC_TitleBar, buffer.painter(), this, rect(),
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colorGroup(),
|
|
TQStyle::Style_MouseOver |
|
|
(isEnabled() ? TQStyle::Style_Enabled : 0),
|
|
under_mouse, d->buttonDown);
|
|
}
|
|
|
|
void TQTitleBar::mouseDoubleClickEvent( TQMouseEvent *e )
|
|
{
|
|
if ( e->button() != LeftButton )
|
|
return;
|
|
|
|
switch(style().querySubControl(TQStyle::CC_TitleBar, this, e->pos())) {
|
|
case TQStyle::SC_TitleBarLabel:
|
|
emit doubleClicked();
|
|
break;
|
|
|
|
case TQStyle::SC_TitleBarSysMenu:
|
|
if ( testWFlags( WStyle_SysMenu ) )
|
|
emit doClose();
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
#ifdef TQT_NO_WIDGET_TOPEXTRA
|
|
// We provide one, since titlebar is useless otherwise.
|
|
TQString TQTitleBar::caption() const
|
|
{
|
|
return d->cap;
|
|
}
|
|
#endif
|
|
|
|
void TQTitleBar::cutText()
|
|
{
|
|
TQFontMetrics fm( font() );
|
|
|
|
int maxw = style().querySubControlMetrics(TQStyle::CC_TitleBar, this,
|
|
TQStyle::SC_TitleBarLabel).width();
|
|
if ( !d->window )
|
|
maxw = width() - 20;
|
|
const TQString txt = caption();
|
|
d->cuttext = txt;
|
|
if ( fm.width( txt + "m" ) > maxw ) {
|
|
int i = txt.length();
|
|
int dotlength = fm.width( "..." );
|
|
while ( i>0 && fm.width(txt.left( i )) + dotlength > maxw )
|
|
i--;
|
|
if(i != (int)txt.length())
|
|
d->cuttext = txt.left( i ) + "...";
|
|
}
|
|
}
|
|
|
|
void TQTitleBar::setCaption( const TQString& title )
|
|
{
|
|
if( caption() == title)
|
|
return;
|
|
#ifndef TQT_NO_WIDGET_TOPEXTRA
|
|
TQWidget::setCaption( title );
|
|
#else
|
|
d->cap = title;
|
|
#endif
|
|
cutText();
|
|
|
|
update();
|
|
}
|
|
|
|
|
|
void TQTitleBar::setIcon( const TQPixmap& icon )
|
|
{
|
|
#ifndef TQT_NO_WIDGET_TOPEXTRA
|
|
#ifndef TQT_NO_IMAGE_SMOOTHSCALE
|
|
TQRect menur = style().querySubControlMetrics(TQStyle::CC_TitleBar, this,
|
|
TQStyle::SC_TitleBarSysMenu);
|
|
|
|
TQPixmap theIcon;
|
|
if (icon.width() > menur.width()) {
|
|
// try to keep something close to the same aspect
|
|
int aspect = (icon.height() * 100) / icon.width();
|
|
int newh = (aspect * menur.width()) / 100;
|
|
theIcon.convertFromImage( icon.convertToImage().smoothScale(menur.width(),
|
|
newh) );
|
|
} else if (icon.height() > menur.height()) {
|
|
// try to keep something close to the same aspect
|
|
int aspect = (icon.width() * 100) / icon.height();
|
|
int neww = (aspect * menur.height()) / 100;
|
|
theIcon.convertFromImage( icon.convertToImage().smoothScale(neww,
|
|
menur.height()) );
|
|
} else
|
|
theIcon = icon;
|
|
|
|
TQWidget::setIcon( theIcon );
|
|
#else
|
|
TQWidget::setIcon( icon );
|
|
#endif
|
|
|
|
update();
|
|
#endif
|
|
}
|
|
|
|
void TQTitleBar::leaveEvent( TQEvent * )
|
|
{
|
|
if(autoRaise() && !d->pressed)
|
|
repaint( FALSE );
|
|
}
|
|
|
|
void TQTitleBar::enterEvent( TQEvent * )
|
|
{
|
|
if(autoRaise() && !d->pressed)
|
|
repaint( FALSE );
|
|
TQEvent e( TQEvent::Leave );
|
|
TQApplication::sendEvent( parentWidget(), &e );
|
|
}
|
|
|
|
void TQTitleBar::setActive( bool active )
|
|
{
|
|
if ( d->act == active )
|
|
return ;
|
|
|
|
d->act = active;
|
|
update();
|
|
}
|
|
|
|
bool TQTitleBar::isActive() const
|
|
{
|
|
return d->act;
|
|
}
|
|
|
|
bool TQTitleBar::usesActiveColor() const
|
|
{
|
|
return ( isActive() && isActiveWindow() ) ||
|
|
( !window() && topLevelWidget()->isActiveWindow() );
|
|
}
|
|
|
|
TQString TQTitleBar::visibleText() const
|
|
{
|
|
return d->cuttext;
|
|
}
|
|
|
|
TQWidget *TQTitleBar::window() const
|
|
{
|
|
return d->window;
|
|
}
|
|
|
|
bool TQTitleBar::event( TQEvent* e )
|
|
{
|
|
if ( e->type() == TQEvent::ApplicationPaletteChange ) {
|
|
readColors();
|
|
return TRUE;
|
|
} else if ( e->type() == TQEvent::WindowActivate ) {
|
|
setActive( d->act );
|
|
} else if ( e->type() == TQEvent::WindowDeactivate ) {
|
|
bool wasActive = d->act;
|
|
setActive( FALSE );
|
|
d->act = wasActive;
|
|
}
|
|
|
|
return TQWidget::event( e );
|
|
}
|
|
|
|
void TQTitleBar::setMovable(bool b)
|
|
{
|
|
d->movable = b;
|
|
}
|
|
|
|
bool TQTitleBar::isMovable() const
|
|
{
|
|
return d->movable;
|
|
}
|
|
|
|
void TQTitleBar::setAutoRaise(bool b)
|
|
{
|
|
d->autoraise = b;
|
|
}
|
|
|
|
bool TQTitleBar::autoRaise() const
|
|
{
|
|
return d->autoraise;
|
|
}
|
|
|
|
TQSize TQTitleBar::sizeHint() const
|
|
{
|
|
constPolish();
|
|
TQRect menur = style().querySubControlMetrics(TQStyle::CC_TitleBar, this,
|
|
TQStyle::SC_TitleBarSysMenu);
|
|
return TQSize( menur.width(), style().pixelMetric( TQStyle::PM_TitleBarHeight, this ) );
|
|
}
|
|
|
|
#endif //TQT_NO_TITLEBAR
|