////////////////////////////////////////////////////////////////////////////// // oxygenbutton.cpp // ------------------- // Oxygen window decoration for KDE. Buttons. // ------------------- // Copyright (c) 2006, 2007 Riccardo Iaconelli // Copyright (c) 2006, 2007 Casper Boemann // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS // IN THE SOFTWARE. ////////////////////////////////////////////////////////////////////////////// #include #include #include #include #include #include #include #include #include #include #include "oxygenclient.h" #include "oxygenbutton.h" #include "oxygen.h" namespace Oxygen { // class OxygenClient; /* extern int BUTTONSIZE; extern int DECOSIZE;*/ // static const int DECOSIZE = 8; ////////////////////////////////////////////////////////////////////////////// // OxygenButton Class // ////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////// // OxygenButton() // --------------- // Constructor OxygenButton::OxygenButton(OxygenClient &parent, const QString& tip, ButtonType type) : KCommonDecorationButton((::ButtonType)type, &parent) , client_(parent) , helper_(parent.helper_) , type_(type) , lastmouse_(0) , colorCacheInvalid_(true) { setAutoFillBackground(false); setAttribute(Qt::WA_OpaquePaintEvent, false); setFixedSize(OXYGEN_BUTTONSIZE, OXYGEN_BUTTONSIZE); setCursor(Qt::ArrowCursor); setToolTip(tip); } OxygenButton::~OxygenButton() { } //declare function from oxygenclient.cpp QColor reduceContrast(const QColor &c0, const QColor &c1, double t); QColor OxygenButton::buttonDetailColor(const QPalette &palette) { if (client_.isActive()) return palette.color(QPalette::Active, QPalette::ButtonText); else { if (colorCacheInvalid_) { QColor ab = palette.color(QPalette::Active, QPalette::Button); QColor af = palette.color(QPalette::Active, QPalette::ButtonText); QColor nb = palette.color(QPalette::Inactive, QPalette::Button); QColor nf = palette.color(QPalette::Inactive, QPalette::ButtonText); colorCacheInvalid_ = false; cachedButtonDetailColor_ = reduceContrast(nb, nf, qMax(qreal(2.5), KColorUtils::contrastRatio(ab, KColorUtils::mix(ab, af, 0.4)))); } return cachedButtonDetailColor_; } } ////////////////////////////////////////////////////////////////////////////// // sizeHint() // ---------- // Return size hint QSize OxygenButton::sizeHint() const { return QSize(OXYGEN_BUTTONSIZE, OXYGEN_BUTTONSIZE); } ////////////////////////////////////////////////////////////////////////////// // enterEvent() // ------------ // Mouse has entered the button void OxygenButton::enterEvent(QEvent *e) { KCommonDecorationButton::enterEvent(e); if (status_ != Oxygen::Pressed) { status_ = Oxygen::Hovered; } update(); } ////////////////////////////////////////////////////////////////////////////// // leaveEvent() // ------------ // Mouse has left the button void OxygenButton::leaveEvent(QEvent *e) { KCommonDecorationButton::leaveEvent(e); // if we wanted to do mouseovers, we would keep track of it here status_ = Oxygen::Normal; update(); } ////////////////////////////////////////////////////////////////////////////// // pressSlot() // ------------ // Mouse has pressed the button void OxygenButton::pressSlot() { status_ = Oxygen::Pressed; update(); } ////////////////////////////////////////////////////////////////////////////// // drawButton() // ------------ // Draw the button void OxygenButton::paintEvent(QPaintEvent *) { QPainter painter(this); QPalette pal = palette(); // de-const-ify if (type_ == ButtonMenu) { // we paint the mini icon (which is 16 pixels high) int dx = (width() - 16) / 2; int dy = (height() - 16) / 2; painter.drawPixmap(dx, dy, client_.icon().pixmap(16)); return; } // Set palette to the right group. // TODO - fix KWin to do this for us :-). if (client_.isActive()) pal.setCurrentColorGroup(QPalette::Active); else pal.setCurrentColorGroup(QPalette::Inactive); if(client_.maximizeMode() == OxygenClient::MaximizeRestore) painter.translate(0,-1); QColor bg = helper_.backgroundTopColor(pal.window()); QLinearGradient lg = helper_.decoGradient(QRect(4,4,13,13), buttonDetailColor(pal)); if(status_ == Oxygen::Hovered) { if(type_ == ButtonClose) { QColor color = KColorScheme(pal.currentColorGroup()).foreground(KColorScheme::NegativeText).color(); lg = helper_.decoGradient(QRect(4,4,13,13), color); painter.drawPixmap(0, 0, helper_.windecoButtonFocused(pal.button(), color,7)); } else{ QColor color = KColorScheme(pal.currentColorGroup()).decoration(KColorScheme::HoverColor).color(); painter.drawPixmap(0, 0, helper_.windecoButtonFocused(pal.button(), color, 7)); } } else painter.drawPixmap(0, 0, helper_.windecoButton(pal.button())); painter.setRenderHints(QPainter::Antialiasing); painter.setBrush(Qt::NoBrush); painter.setPen(QPen(lg, 2.2, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin)); switch(type_) { case ButtonSticky: painter.drawPoint(QPointF(10.5,10.5)); break; case ButtonHelp: painter.translate(1.5, 1.5); painter.drawArc(7,5,4,4,135*16, -180*16); painter.drawArc(9,8,4,4,135*16,45*16); painter.drawPoint(9,12); break; case ButtonMin: painter.drawLine(QPointF( 7.5, 9.5), QPointF(10.5,12.5)); painter.drawLine(QPointF(10.5,12.5), QPointF(13.5, 9.5)); break; case ButtonMax: switch(client_.maximizeMode()) { case OxygenClient::MaximizeRestore: case OxygenClient::MaximizeVertical: case OxygenClient::MaximizeHorizontal: painter.drawLine(QPointF( 7.5,11.5), QPointF(10.5, 8.5)); painter.drawLine(QPointF(10.5, 8.5), QPointF(13.5,11.5)); break; case OxygenClient::MaximizeFull: { painter.translate(1.5, 1.5); //painter.setBrush(lg); QPoint points[4] = {QPoint(9, 6), QPoint(12, 9), QPoint(9, 12), QPoint(6, 9)}; //QPoint points[4] = {QPoint(9, 5), QPoint(13, 9), QPoint(9, 13), QPoint(5, 9)}; painter.drawPolygon(points, 4); break; } } break; case ButtonClose: painter.drawLine(QPointF( 7.5,7.5), QPointF(13.5,13.5)); painter.drawLine(QPointF(13.5,7.5), QPointF( 7.5,13.5)); break; case ButtonAbove: if(isChecked()) { QPen newPen = painter.pen(); newPen.setColor(KColorScheme(pal.currentColorGroup()).decoration(KColorScheme::HoverColor).color()); painter.setPen(newPen); } painter.drawLine(QPointF( 7.5,14), QPointF(10.5,11)); painter.drawLine(QPointF(10.5,11), QPointF(13.5,14)); painter.drawLine(QPointF( 7.5,10), QPointF(10.5, 7)); painter.drawLine(QPointF(10.5, 7), QPointF(13.5,10)); break; case ButtonBelow: if(isChecked()) { QPen newPen = painter.pen(); newPen.setColor(KColorScheme(pal.currentColorGroup()).decoration(KColorScheme::HoverColor).color()); painter.setPen(newPen); } painter.drawLine(QPointF( 7.5,11), QPointF(10.5,14)); painter.drawLine(QPointF(10.5,14), QPointF(13.5,11)); painter.drawLine(QPointF( 7.5, 7), QPointF(10.5,10)); painter.drawLine(QPointF(10.5,10), QPointF(13.5, 7)); break; default: break; } } } //namespace Oxygen