| -rw-r--r-- | library/qpedecoration_qws.cpp | 55 |
1 files changed, 15 insertions, 40 deletions
diff --git a/library/qpedecoration_qws.cpp b/library/qpedecoration_qws.cpp index fb47c14..1afae88 100644 --- a/library/qpedecoration_qws.cpp +++ b/library/qpedecoration_qws.cpp @@ -1,731 +1,706 @@ /********************************************************************** ** Copyright (C) 2000-2002 Trolltech AS. All rights reserved. ** ** This file is part of the Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #ifdef QWS #define QTOPIA_INTERNAL_LANGLIST #include <qapplication.h> #include <qstyle.h> #include <qwidget.h> #include <qpainter.h> #include <qtimer.h> #include <qwhatsthis.h> #include <qpopupmenu.h> #include "qcopenvelope_qws.h" #include "qpedecoration_qws.h" #include <qdialog.h> #include <qdrawutil.h> #include <qgfx_qws.h> #include "qpeapplication.h" #include "resource.h" #include "global.h" #include "qlibrary.h" #include "windowdecorationinterface.h" #include <qpe/qlibrary.h> #include <qfile.h> #include <qsignal.h> #include <stdlib.h> extern Q_EXPORT QRect qt_maxWindowRect; #define WHATSTHIS_MODE #ifndef QT_NO_QWS_QPE_WM_STYLE #ifndef QT_NO_IMAGEIO_XPM /* XPM */ static const char * const qpe_close_xpm[] = { "16 16 3 1", " c None", ". c #FFFFFF", "+ c #000000", " ", " ", " ..... ", " ..+++++.. ", " .+++++++++. ", " .+..+++..+. ", " .++...+...++. ", " .+++.....+++. ", " .++++...++++. ", " .+++.....+++. ", " .++...+...++. ", " .+..+++..+. ", " .+++++++++. ", " ..+++++.. ", " ..... ", " "}; /* XPM */ static const char * const qpe_accept_xpm[] = { "16 16 3 1", " c None", ". c #FFFFFF", "+ c #000000", " ", " ", " ..... ", " ..+++++.. ", " .+++++++++. ", " .+++++++++. ", " .+++++++..++. ", " .++.+++...++. ", " .+...+...+++. ", " .+......++++. ", " .++....+++++. ", " .++..+++++. ", " .+++++++++. ", " ..+++++.. ", " ..... ", " "}; #endif // QT_NO_IMAGEIO_XPM class DecorHackWidget : public QWidget { public: bool needsOk() { return (getWState() & WState_Reserved1 ) || (inherits("QDialog") && !inherits("QMessageBox") && !inherits("QWizard") ); } }; static QImage scaleButton( const QImage &img, int height ) { //ML: We don't want to scale if the difference is less than 4 pixels to prevent blurring if ( img.height() != 0 && ::abs( img.height()-height ) > 4 ) { return img.smoothScale( img.width()*height/img.height(), height ); } else { return img; } } class TLWidget : public QWidget { public: QWSManager *manager() { return topData()->qwsManager; } QTLWExtra *topExtra() { return topData(); } void setWState( uint s ) { QWidget::setWState( s ); } void clearWState( uint s ) { QWidget::clearWState( s ); } }; QPEManager::QPEManager( QPEDecoration *d, QObject *parent ) : QObject( parent ), decoration( d ), helpState(0), inWhatsThis(FALSE) { wtTimer = new QTimer( this ); connect( wtTimer, SIGNAL(timeout()), this, SLOT(whatsThisTimeout()) ); } void QPEManager::updateActive() { QWidget *newActive = qApp->activeWindow(); if ( newActive && (QWidget*)active == newActive ) return; if ( active && (!newActive || ((TLWidget *)newActive)->manager()) ) { ((TLWidget *)(QWidget*)active)->manager()->removeEventFilter( this ); } if ( newActive && ((TLWidget *)newActive)->manager() ) { active = newActive; ((TLWidget *)(QWidget*)active)->manager()->installEventFilter( this ); } else if ( !newActive ) { active = 0; } } int QPEManager::pointInQpeRegion( QWidget *w, const QPoint &p ) { QRect rect(w->geometry()); if ( decoration->region( w, rect, (QWSDecoration::Region)QPEDecoration::Help ).contains(p) ) return QPEDecoration::Help; for (int i = QWSDecoration::LastRegion; i >= QWSDecoration::Title; i--) { if (decoration->region(w, rect, (QWSDecoration::Region)i).contains(p)) return (QWSDecoration::Region)i; } return QWSDecoration::None; } bool QPEManager::eventFilter( QObject *o, QEvent *e ) { QWSManager *mgr = (QWSManager *)o; QWidget *w = mgr->widget(); switch ( e->type() ) { case QEvent::MouseButtonPress: { pressTime = QTime::currentTime(); QPoint p = ((QMouseEvent*)e)->globalPos(); int inRegion = pointInQpeRegion( w, p ); #ifdef WHATSTHIS_MODE if ( !w->geometry().contains(p) && QWhatsThis::inWhatsThisMode() ) { QString text; switch ( inRegion ) { case QWSDecoration::Close: if ( ((DecorHackWidget*)w)->needsOk() ) text = tr("Click to close this window, discarding changes."); else text = tr("Click to close this window."); break; case QWSDecoration::Minimize: text = tr("Click to close this window and apply changes."); break; case QWSDecoration::Maximize: if ( w->isMaximized() ) text = tr("Click to make this window movable."); else text = tr("Click to make this window use all available screen area."); break; default: break; } QWhatsThis::leaveWhatsThisMode( text ); whatsThisTimeout(); helpState = 0; return true; } #endif if ( inRegion == QPEDecoration::Help ) { #ifdef WHATSTHIS_MODE wtTimer->start( 400, TRUE ); #endif helpState = QWSButton::Clicked|QWSButton::MouseOver; drawButton( w, QPEDecoration::Help, helpState ); return true; } } break; case QEvent::MouseButtonRelease: if ( helpState & QWSButton::Clicked ) { wtTimer->stop(); helpState = 0; drawButton( w, QPEDecoration::Help, helpState ); QPoint p = ((QMouseEvent*)e)->globalPos(); if ( pointInQpeRegion( w, p ) == QPEDecoration::Help ) { decoration->help( w ); } return true; } break; case QEvent::MouseMove: if ( helpState & QWSButton::Clicked ) { int oldState = helpState; QPoint p = ((QMouseEvent*)e)->globalPos(); if ( pointInQpeRegion( w, p ) == QPEDecoration::Help ) { helpState = QWSButton::Clicked|QWSButton::MouseOver; } else { helpState = 0; } if ( helpState != oldState ) drawButton( w, QPEDecoration::Help, helpState ); } break; default: break; } return QObject::eventFilter( o, e ); } void QPEManager::drawButton( QWidget *w, QPEDecoration::QPERegion r, int state ) { QPainter painter(w); QRegion rgn = ((TLWidget *)w)->topExtra()->decor_allocated_region; painter.internalGfx()->setWidgetDeviceRegion( rgn ); painter.setClipRegion(decoration->region(w, w->rect(),QWSDecoration::All)); decoration->paintButton( &painter, w, (QWSDecoration::Region)r, state ); } void QPEManager::drawTitle( QWidget *w ) { QPainter painter(w); QRegion rgn = ((TLWidget *)w)->topExtra()->decor_allocated_region; painter.internalGfx()->setWidgetDeviceRegion( rgn ); painter.setClipRegion(decoration->region(w, w->rect(),QWSDecoration::All)); decoration->paint( &painter, w ); decoration->paintButton(&painter, w, QWSDecoration::Menu, 0); decoration->paintButton(&painter, w, QWSDecoration::Close, 0); decoration->paintButton(&painter, w, QWSDecoration::Minimize, 0); decoration->paintButton(&painter, w, QWSDecoration::Maximize, 0); } void QPEManager::whatsThisTimeout() { if ( !QWhatsThis::inWhatsThisMode() ) { if ( inWhatsThis ) { if ( whatsThis ) { QWidget *w = whatsThis; whatsThis = 0; drawTitle( w ); } wtTimer->stop(); } else { QWhatsThis::enterWhatsThisMode(); helpState = 0; updateActive(); if ( active ) { whatsThis = active; drawTitle( active ); // check periodically to see if we've left whats this mode wtTimer->start( 250 ); } } inWhatsThis = !inWhatsThis; } } //=========================================================================== - -static QImage *okImage( int th ) -{ - static QImage *i = 0; - if ( !i || ::abs( i->height()-th ) > 4 ) { - delete i; - i = new QImage(scaleButton(Resource::loadImage("OKButton"),th)); - } - return i; -} - -static QImage *closeImage( int th ) -{ - static QImage *i = 0; - if ( !i || ::abs( i->height()-th ) > 4 ) { - delete i; - i = new QImage(scaleButton(Resource::loadImage("CloseButton"),th)); - } - return i; -} - -static QImage *helpImage( int th ) -{ - static QImage *i = 0; - if ( !i || ::abs( i->height()-th ) > 4 ) { - delete i; - i = new QImage(scaleButton(Resource::loadImage("HelpButton"),th)); - } - return i; -} - -static QImage *maximizeImage( int th ) -{ - static QImage *i = 0; - if ( !i || ::abs( i->height()-th ) > 4 ) { - delete i; - i = new QImage(scaleButton(Resource::loadImage("MaximizeButton"),th)); - } - return i; -} +#define IMAGE_METHOD( methodName, imageName ) \ +static QImage* methodName( int th ) { \ + static QImage *i = 0; \ + if ( !i || ::abs( i->height()-th ) > 4 ) { \ + delete i; \ + i = new QImage(scaleButton(Resource::loadImage(#imageName),th)); \ + } \ + \ + return i; \ +} + +IMAGE_METHOD(okImage, OKButton ); +IMAGE_METHOD(closeImage, CloseButton ); +IMAGE_METHOD(helpImage, HelpButton ); +IMAGE_METHOD(maximizeImage,MaximizeButton ); int WindowDecorationInterface::metric( Metric m, const WindowData *wd ) const { switch ( m ) { case TitleHeight: if ( QApplication::desktop()->height() > 320 ) return 19; else return 15; case LeftBorder: case RightBorder: case TopBorder: case BottomBorder: return 4; case OKWidth: return okImage(metric(TitleHeight,wd))->width(); case CloseWidth: return closeImage(metric(TitleHeight,wd))->width(); case HelpWidth: return helpImage(metric(TitleHeight,wd))->width(); case MaximizeWidth: return maximizeImage(metric(TitleHeight,wd))->width(); case CornerGrabSize: return 16; } return 0; } void WindowDecorationInterface::drawArea( Area a, QPainter *p, const WindowData *wd ) const { int th = metric( TitleHeight, wd ); QRect r = wd->rect; switch ( a ) { case Border: { const QColorGroup &cg = wd->palette.active(); qDrawWinPanel(p, r.x()-metric(LeftBorder,wd), r.y()-th-metric(TopBorder,wd), r.width()+metric(LeftBorder,wd)+metric(RightBorder,wd), r.height()+th+metric(TopBorder,wd)+metric(BottomBorder,wd), cg, FALSE, &cg.brush(QColorGroup::Background)); } break; case Title: { const QColorGroup &cg = wd->palette.active(); QBrush titleBrush; QPen titleLines; if ( wd->flags & WindowData::Active ) { titleBrush = cg.brush(QColorGroup::Highlight); titleLines = titleBrush.color().dark(); } else { titleBrush = cg.brush(QColorGroup::Background); titleLines = titleBrush.color(); } p->fillRect( r.x(), r.y()-th, r.width(), th, titleBrush); p->setPen( titleLines ); for ( int i = r.y()-th; i < r.y(); i += 2 ) p->drawLine( r.left(), i, r.right(), i ); } break; case TitleText: p->drawText( r.x()+3+metric(HelpWidth,wd), r.top()-th, r.width()-metric(OKWidth,wd)-metric(CloseWidth,wd), th, QPainter::AlignVCenter, wd->caption); break; } } void WindowDecorationInterface::drawButton( Button b, QPainter *p, const WindowData *wd, int x, int y, int, int, QWSButton::State state ) const { QImage *img = 0; switch ( b ) { case OK: img = okImage(metric(TitleHeight,wd)); break; case Close: img = closeImage(metric(TitleHeight,wd)); break; case Help: img = helpImage(metric(TitleHeight,wd)); break; case Maximize: img = maximizeImage(metric(TitleHeight,wd)); break; } if ( img ) { if ((state & QWSButton::MouseOver) && (state & QWSButton::Clicked)) p->drawImage(x+2, y+2, *img); else p->drawImage(x+1, y+1, *img); } } QRegion WindowDecorationInterface::mask( const WindowData *wd ) const { int th = metric(TitleHeight,wd); QRect rect( wd->rect ); QRect r(rect.left() - metric(LeftBorder,wd), rect.top() - th - metric(TopBorder,wd), rect.width() + metric(LeftBorder,wd) + metric(RightBorder,wd), rect.height() + th + metric(TopBorder,wd) + metric(BottomBorder,wd)); return QRegion(r) - rect; } class DefaultWindowDecoration : public WindowDecorationInterface { public: DefaultWindowDecoration(){} QString name() const { return qApp->translate("WindowDecoration", "Default", "List box text for default window decoration"); } QPixmap icon() const { return QPixmap(); } QRESULT queryInterface( const QUuid &uuid, QUnknownInterface **iface ) { *iface = 0; if ( uuid == IID_QUnknown ) *iface = this; else if ( uuid == IID_WindowDecoration ) *iface = this; else return QS_FALSE; if ( *iface ) (*iface)->addRef(); return QS_OK; } Q_REFCOUNT }; static WindowDecorationInterface *wdiface = 0; static QLibrary* wdlib = 0; static QString libname; //=========================================================================== bool QPEDecoration::helpExists() const { if ( helpFile.isNull() ) { QStringList helpPath = Global::helpPath(); QString hf = QString(qApp->argv()[0]) + ".html"; bool he = FALSE; for (QStringList::ConstIterator it=helpPath.begin(); it!=helpPath.end() && !he; ++it) he = QFile::exists( *it + "/" + hf ); ((QPEDecoration*)this)->helpFile = hf; ((QPEDecoration*)this)->helpexists = he; return he; } return helpexists; } QPEDecoration::QPEDecoration() : QWSDefaultDecoration() { if ( wdlib ) { delete wdlib; wdlib = 0; } else { delete wdiface; } wdiface = new DefaultWindowDecoration; helpexists = FALSE; // We don't know (flagged by helpFile being null) qpeManager = new QPEManager( this ); imageOk = Resource::loadImage( "OKButton" ); imageClose = Resource::loadImage( "CloseButton" ); imageHelp = Resource::loadImage( "HelpButton" ); } QPEDecoration::QPEDecoration( const QString &plugin ) : QWSDefaultDecoration() { libname = plugin; if ( wdlib ) { wdiface->release(); wdlib->unload(); delete wdlib; wdlib = 0; } else { delete wdiface; } WindowDecorationInterface *iface = 0; QString path = QPEApplication::qpeDir() + "plugins/decorations/"; #ifdef Q_OS_MACX if ( plugin.find( ".dylib" ) > 0 ) { #else if ( plugin.find( ".so" ) > 0 ) { #endif // full library name supplied path += plugin; } else { #ifdef Q_OS_MACX path += "lib" + plugin.lower() + ".dylib"; // compatibility #else path += "lib" + plugin.lower() + ".so"; // compatibility #endif } QLibrary *lib = new QLibrary( path ); if ( lib->queryInterface( IID_WindowDecoration, (QUnknownInterface**)&iface ) == QS_OK && iface ) { wdiface = iface; wdlib = lib; } else { delete lib; wdiface = new DefaultWindowDecoration; } helpexists = FALSE; // We don't know (flagged by helpFile being null) qpeManager = new QPEManager( this ); } QPEDecoration::~QPEDecoration() { delete qpeManager; } const char **QPEDecoration::menuPixmap() { return (const char **)0; } const char **QPEDecoration::closePixmap() { return (const char **)qpe_close_xpm; } const char **QPEDecoration::minimizePixmap() { return (const char **)qpe_accept_xpm; } const char **QPEDecoration::maximizePixmap() { return (const char **)0; } const char **QPEDecoration::normalizePixmap() { return (const char **)0; } int QPEDecoration::getTitleHeight( const QWidget *w ) { WindowDecorationInterface::WindowData wd; windowData( w, wd ); return wdiface->metric(WindowDecorationInterface::TitleHeight,&wd); } /* If rect is empty, no frame is added. (a hack, really) */ QRegion QPEDecoration::region(const QWidget *widget, const QRect &rect, QWSDecoration::Region type) { qpeManager->updateActive(); WindowDecorationInterface::WindowData wd; windowData( widget, wd ); wd.rect = rect; int titleHeight = wdiface->metric(WindowDecorationInterface::TitleHeight,&wd); int okWidth = wdiface->metric(WindowDecorationInterface::OKWidth,&wd); int closeWidth = wdiface->metric(WindowDecorationInterface::CloseWidth,&wd); int helpWidth = wdiface->metric(WindowDecorationInterface::HelpWidth,&wd); int grab = wdiface->metric(WindowDecorationInterface::CornerGrabSize,&wd); QRegion region; switch ((int)type) { case Menu: break; case Maximize: if ( !widget->inherits( "QDialog" ) && qApp->desktop()->width() > 350 ) { int maximizeWidth = wdiface->metric(WindowDecorationInterface::MaximizeWidth,&wd); int left = rect.right() - maximizeWidth - closeWidth; if ( ((DecorHackWidget *)widget)->needsOk() ) left -= okWidth; QRect r(left, rect.top() - titleHeight, closeWidth, titleHeight); region = r; } break; case Minimize: if ( ((DecorHackWidget *)widget)->needsOk() ) { QRect r(rect.right() - okWidth, rect.top() - titleHeight, okWidth, titleHeight); if (r.left() > rect.left() + titleHeight) region = r; } break; case Close: { int left = rect.right() - closeWidth; if ( ((DecorHackWidget *)widget)->needsOk() ) left -= okWidth; QRect r(left, rect.top() - titleHeight, closeWidth, titleHeight); region = r; } break; case Title: if ( !widget->isMaximized() ) { int width = rect.width() - helpWidth - closeWidth; if ( ((DecorHackWidget *)widget)->needsOk() ) width -= okWidth; QRect r(rect.left()+helpWidth, rect.top() - titleHeight, width, titleHeight); if (r.width() > 0) region = r; } break; case Help: if ( helpExists() || widget->testWFlags(Qt::WStyle_ContextHelp) ) { QRect r(rect.left(), rect.top() - titleHeight, helpWidth, titleHeight); region = r; } break; case Top: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int b = wdiface->metric(WindowDecorationInterface::TopBorder,&wd); region = m & QRect( br.left()+grab, br.top(), br.width()-2*grab, b ); } break; case Left: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int b = wdiface->metric(WindowDecorationInterface::LeftBorder,&wd); region = m & QRect( br.left(), br.top()+grab, b, br.height()-2*grab ); } break; case Right: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int b = wdiface->metric(WindowDecorationInterface::RightBorder,&wd); region = m & QRect( rect.right(), br.top()+grab, b, br.height()-2*grab ); } break; case Bottom: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int b = wdiface->metric(WindowDecorationInterface::BottomBorder,&wd); region = m & QRect( br.left()+grab, rect.bottom(), br.width()-2*grab, b ); } break; case TopLeft: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int tb = wdiface->metric(WindowDecorationInterface::TopBorder,&wd); int lb = wdiface->metric(WindowDecorationInterface::LeftBorder,&wd); QRegion crgn( br.left(), br.top(), grab, tb ); crgn |= QRect( br.left(), br.top(), lb, grab ); region = m & crgn; } break; case TopRight: if ( !widget->isMaximized() ) { QRegion m = wdiface->mask(&wd); QRect br = m.boundingRect(); int tb = wdiface->metric(WindowDecorationInterface::TopBorder,&wd); int rb = wdiface->metric(WindowDecorationInterface::RightBorder,&wd); QRegion crgn( br.right()-grab, br.top(), grab, tb ); crgn |= QRect( br.right()-rb, br.top(), rb, grab ); region = m & crgn; |