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qt5base-lts/demos/mainwindow/colorswatch.cpp
Jyri Tahtela f9f395c28b Update licenseheader text in source files for qtbase Qt module 
Updated version of LGPL and FDL licenseheaders.
Apply release phase licenseheaders for all source files.

Reviewed-by: Trust Me
2011-05-24 12:34:08 +03:00

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "colorswatch.h"
#include <QAction>
#include <QtEvents>
#include <QFrame>
#include <QMainWindow>
#include <QMenu>
#include <QPainter>
#include <QImage>
#include <QColor>
#include <QDialog>
#include <QGridLayout>
#include <QSpinBox>
#include <QLabel>
#include <QPainterPath>
#include <QPushButton>
#include <QHBoxLayout>
#include <QBitmap>
#include <QtDebug>
#undef DEBUG_SIZEHINTS
QColor bgColorForName(const QString &name)
{
if (name == "Black")
return QColor("#D8D8D8");
else if (name == "White")
return QColor("#F1F1F1");
else if (name == "Red")
return QColor("#F1D8D8");
else if (name == "Green")
return QColor("#D8E4D8");
else if (name == "Blue")
return QColor("#D8D8F1");
else if (name == "Yellow")
return QColor("#F1F0D8");
return QColor(name).light(110);
}
QColor fgColorForName(const QString &name)
{
if (name == "Black")
return QColor("#6C6C6C");
else if (name == "White")
return QColor("#F8F8F8");
else if (name == "Red")
return QColor("#F86C6C");
else if (name == "Green")
return QColor("#6CB26C");
else if (name == "Blue")
return QColor("#6C6CF8");
else if (name == "Yellow")
return QColor("#F8F76C");
return QColor(name);
}
class ColorDock : public QFrame
{
Q_OBJECT
public:
ColorDock(const QString &c, QWidget *parent);
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
void setCustomSizeHint(const QSize &size);
public slots:
void changeSizeHints();
protected:
void paintEvent(QPaintEvent *);
QString color;
QSize szHint, minSzHint;
};
ColorDock::ColorDock(const QString &c, QWidget *parent)
: QFrame(parent) , color(c)
{
QFont font = this->font();
font.setPointSize(8);
setFont(font);
szHint = QSize(-1, -1);
minSzHint = QSize(125, 75);
}
QSize ColorDock::sizeHint() const
{
return szHint;
}
QSize ColorDock::minimumSizeHint() const
{
return minSzHint;
}
void ColorDock::paintEvent(QPaintEvent *)
{
QPainter p(this);
p.setRenderHint(QPainter::Antialiasing);
p.fillRect(rect(), bgColorForName(color));
p.save();
extern void render_qt_text(QPainter *, int, int, const QColor &);
render_qt_text(&p, width(), height(), fgColorForName(color));
p.restore();
#ifdef DEBUG_SIZEHINTS
p.setRenderHint(QPainter::Antialiasing, false);
QSize sz = size();
QSize szHint = sizeHint();
QSize minSzHint = minimumSizeHint();
QSize maxSz = maximumSize();
QString text = QString::fromLatin1("sz: %1x%2\nszHint: %3x%4\nminSzHint: %5x%6\n"
"maxSz: %8x%9")
.arg(sz.width()).arg(sz.height())
.arg(szHint.width()).arg(szHint.height())
.arg(minSzHint.width()).arg(minSzHint.height())
.arg(maxSz.width()).arg(maxSz.height());
QRect r = fontMetrics().boundingRect(rect(), Qt::AlignLeft|Qt::AlignTop, text);
r.adjust(-2, -2, 1, 1);
p.translate(4, 4);
QColor bg = Qt::yellow;
bg.setAlpha(120);
p.setBrush(bg);
p.setPen(Qt::black);
p.drawRect(r);
p.drawText(rect(), Qt::AlignLeft|Qt::AlignTop, text);
#endif // DEBUG_SIZEHINTS
}
static QSpinBox *createSpinBox(int value, QWidget *parent, int max = 1000)
{
QSpinBox *result = new QSpinBox(parent);
result->setMinimum(-1);
result->setMaximum(max);
result->setValue(value);
return result;
}
void ColorDock::changeSizeHints()
{
QDialog dialog(this);
dialog.setWindowTitle(color);
QVBoxLayout *topLayout = new QVBoxLayout(&dialog);
QGridLayout *inputLayout = new QGridLayout();
topLayout->addLayout(inputLayout);
inputLayout->addWidget(new QLabel(tr("Size Hint:"), &dialog), 0, 0);
inputLayout->addWidget(new QLabel(tr("Min Size Hint:"), &dialog), 1, 0);
inputLayout->addWidget(new QLabel(tr("Max Size:"), &dialog), 2, 0);
inputLayout->addWidget(new QLabel(tr("Dockwgt Max Size:"), &dialog), 3, 0);
QSpinBox *szHintW = createSpinBox(szHint.width(), &dialog);
inputLayout->addWidget(szHintW, 0, 1);
QSpinBox *szHintH = createSpinBox(szHint.height(), &dialog);
inputLayout->addWidget(szHintH, 0, 2);
QSpinBox *minSzHintW = createSpinBox(minSzHint.width(), &dialog);
inputLayout->addWidget(minSzHintW, 1, 1);
QSpinBox *minSzHintH = createSpinBox(minSzHint.height(), &dialog);
inputLayout->addWidget(minSzHintH, 1, 2);
QSize maxSz = maximumSize();
QSpinBox *maxSzW = createSpinBox(maxSz.width(), &dialog, QWIDGETSIZE_MAX);
inputLayout->addWidget(maxSzW, 2, 1);
QSpinBox *maxSzH = createSpinBox(maxSz.height(), &dialog, QWIDGETSIZE_MAX);
inputLayout->addWidget(maxSzH, 2, 2);
QSize dwMaxSz = parentWidget()->maximumSize();
QSpinBox *dwMaxSzW = createSpinBox(dwMaxSz.width(), &dialog, QWIDGETSIZE_MAX);
inputLayout->addWidget(dwMaxSzW, 3, 1);
QSpinBox *dwMaxSzH = createSpinBox(dwMaxSz.height(), &dialog, QWIDGETSIZE_MAX);
inputLayout->addWidget(dwMaxSzH, 3, 2);
inputLayout->setColumnStretch(1, 1);
inputLayout->setColumnStretch(2, 1);
topLayout->addStretch();
QHBoxLayout *buttonBox = new QHBoxLayout();
topLayout->addLayout(buttonBox);
QPushButton *okButton = new QPushButton(tr("Ok"), &dialog);
QPushButton *cancelButton = new QPushButton(tr("Cancel"), &dialog);
connect(okButton, SIGNAL(clicked()), &dialog, SLOT(accept()));
connect(cancelButton, SIGNAL(clicked()), &dialog, SLOT(reject()));
buttonBox->addStretch();
buttonBox->addWidget(cancelButton);
buttonBox->addWidget(okButton);
if (!dialog.exec())
return;
szHint = QSize(szHintW->value(), szHintH->value());
minSzHint = QSize(minSzHintW->value(), minSzHintH->value());
maxSz = QSize(maxSzW->value(), maxSzH->value());
setMaximumSize(maxSz);
dwMaxSz = QSize(dwMaxSzW->value(), dwMaxSzH->value());
parentWidget()->setMaximumSize(dwMaxSz);
updateGeometry();
update();
}
void ColorDock::setCustomSizeHint(const QSize &size)
{
szHint = size;
updateGeometry();
}
ColorSwatch::ColorSwatch(const QString &colorName, QWidget *parent, Qt::WindowFlags flags)
: QDockWidget(parent, flags)
{
setObjectName(colorName + QLatin1String(" Dock Widget"));
setWindowTitle(objectName() + QLatin1String(" [*]"));
QFrame *swatch = new ColorDock(colorName, this);
swatch->setFrameStyle(QFrame::Box | QFrame::Sunken);
setWidget(swatch);
changeSizeHintsAction = new QAction(tr("Change Size Hints"), this);
connect(changeSizeHintsAction, SIGNAL(triggered()), swatch, SLOT(changeSizeHints()));
closableAction = new QAction(tr("Closable"), this);
closableAction->setCheckable(true);
connect(closableAction, SIGNAL(triggered(bool)), SLOT(changeClosable(bool)));
movableAction = new QAction(tr("Movable"), this);
movableAction->setCheckable(true);
connect(movableAction, SIGNAL(triggered(bool)), SLOT(changeMovable(bool)));
floatableAction = new QAction(tr("Floatable"), this);
floatableAction->setCheckable(true);
connect(floatableAction, SIGNAL(triggered(bool)), SLOT(changeFloatable(bool)));
verticalTitleBarAction = new QAction(tr("Vertical title bar"), this);
verticalTitleBarAction->setCheckable(true);
connect(verticalTitleBarAction, SIGNAL(triggered(bool)),
SLOT(changeVerticalTitleBar(bool)));
floatingAction = new QAction(tr("Floating"), this);
floatingAction->setCheckable(true);
connect(floatingAction, SIGNAL(triggered(bool)), SLOT(changeFloating(bool)));
allowedAreasActions = new QActionGroup(this);
allowedAreasActions->setExclusive(false);
allowLeftAction = new QAction(tr("Allow on Left"), this);
allowLeftAction->setCheckable(true);
connect(allowLeftAction, SIGNAL(triggered(bool)), SLOT(allowLeft(bool)));
allowRightAction = new QAction(tr("Allow on Right"), this);
allowRightAction->setCheckable(true);
connect(allowRightAction, SIGNAL(triggered(bool)), SLOT(allowRight(bool)));
allowTopAction = new QAction(tr("Allow on Top"), this);
allowTopAction->setCheckable(true);
connect(allowTopAction, SIGNAL(triggered(bool)), SLOT(allowTop(bool)));
allowBottomAction = new QAction(tr("Allow on Bottom"), this);
allowBottomAction->setCheckable(true);
connect(allowBottomAction, SIGNAL(triggered(bool)), SLOT(allowBottom(bool)));
allowedAreasActions->addAction(allowLeftAction);
allowedAreasActions->addAction(allowRightAction);
allowedAreasActions->addAction(allowTopAction);
allowedAreasActions->addAction(allowBottomAction);
areaActions = new QActionGroup(this);
areaActions->setExclusive(true);
leftAction = new QAction(tr("Place on Left") , this);
leftAction->setCheckable(true);
connect(leftAction, SIGNAL(triggered(bool)), SLOT(placeLeft(bool)));
rightAction = new QAction(tr("Place on Right") , this);
rightAction->setCheckable(true);
connect(rightAction, SIGNAL(triggered(bool)), SLOT(placeRight(bool)));
topAction = new QAction(tr("Place on Top") , this);
topAction->setCheckable(true);
connect(topAction, SIGNAL(triggered(bool)), SLOT(placeTop(bool)));
bottomAction = new QAction(tr("Place on Bottom") , this);
bottomAction->setCheckable(true);
connect(bottomAction, SIGNAL(triggered(bool)), SLOT(placeBottom(bool)));
areaActions->addAction(leftAction);
areaActions->addAction(rightAction);
areaActions->addAction(topAction);
areaActions->addAction(bottomAction);
connect(movableAction, SIGNAL(triggered(bool)), areaActions, SLOT(setEnabled(bool)));
connect(movableAction, SIGNAL(triggered(bool)), allowedAreasActions, SLOT(setEnabled(bool)));
connect(floatableAction, SIGNAL(triggered(bool)), floatingAction, SLOT(setEnabled(bool)));
connect(floatingAction, SIGNAL(triggered(bool)), floatableAction, SLOT(setDisabled(bool)));
connect(movableAction, SIGNAL(triggered(bool)), floatableAction, SLOT(setEnabled(bool)));
tabMenu = new QMenu(this);
tabMenu->setTitle(tr("Tab into"));
connect(tabMenu, SIGNAL(triggered(QAction*)), this, SLOT(tabInto(QAction*)));
splitHMenu = new QMenu(this);
splitHMenu->setTitle(tr("Split horizontally into"));
connect(splitHMenu, SIGNAL(triggered(QAction*)), this, SLOT(splitInto(QAction*)));
splitVMenu = new QMenu(this);
splitVMenu->setTitle(tr("Split vertically into"));
connect(splitVMenu, SIGNAL(triggered(QAction*)), this, SLOT(splitInto(QAction*)));
windowModifiedAction = new QAction(tr("Modified"), this);
windowModifiedAction->setCheckable(true);
windowModifiedAction->setChecked(false);
connect(windowModifiedAction, SIGNAL(toggled(bool)), this, SLOT(setWindowModified(bool)));
menu = new QMenu(colorName, this);
menu->addAction(toggleViewAction());
QAction *action = menu->addAction(tr("Raise"));
connect(action, SIGNAL(triggered()), this, SLOT(raise()));
menu->addAction(changeSizeHintsAction);
menu->addSeparator();
menu->addAction(closableAction);
menu->addAction(movableAction);
menu->addAction(floatableAction);
menu->addAction(floatingAction);
menu->addAction(verticalTitleBarAction);
menu->addSeparator();
menu->addActions(allowedAreasActions->actions());
menu->addSeparator();
menu->addActions(areaActions->actions());
menu->addSeparator();
menu->addMenu(splitHMenu);
menu->addMenu(splitVMenu);
menu->addMenu(tabMenu);
menu->addSeparator();
menu->addAction(windowModifiedAction);
connect(menu, SIGNAL(aboutToShow()), this, SLOT(updateContextMenu()));
if(colorName == "Black") {
leftAction->setShortcut(Qt::CTRL|Qt::Key_W);
rightAction->setShortcut(Qt::CTRL|Qt::Key_E);
toggleViewAction()->setShortcut(Qt::CTRL|Qt::Key_R);
}
}
void ColorSwatch::updateContextMenu()
{
QMainWindow *mainWindow = qobject_cast<QMainWindow *>(parentWidget());
const Qt::DockWidgetArea area = mainWindow->dockWidgetArea(this);
const Qt::DockWidgetAreas areas = allowedAreas();
closableAction->setChecked(features() & QDockWidget::DockWidgetClosable);
if (windowType() == Qt::Drawer) {
floatableAction->setEnabled(false);
floatingAction->setEnabled(false);
movableAction->setEnabled(false);
verticalTitleBarAction->setChecked(false);
} else {
floatableAction->setChecked(features() & QDockWidget::DockWidgetFloatable);
floatingAction->setChecked(isWindow());
// done after floating, to get 'floatable' correctly initialized
movableAction->setChecked(features() & QDockWidget::DockWidgetMovable);
verticalTitleBarAction
->setChecked(features() & QDockWidget::DockWidgetVerticalTitleBar);
}
allowLeftAction->setChecked(isAreaAllowed(Qt::LeftDockWidgetArea));
allowRightAction->setChecked(isAreaAllowed(Qt::RightDockWidgetArea));
allowTopAction->setChecked(isAreaAllowed(Qt::TopDockWidgetArea));
allowBottomAction->setChecked(isAreaAllowed(Qt::BottomDockWidgetArea));
if (allowedAreasActions->isEnabled()) {
allowLeftAction->setEnabled(area != Qt::LeftDockWidgetArea);
allowRightAction->setEnabled(area != Qt::RightDockWidgetArea);
allowTopAction->setEnabled(area != Qt::TopDockWidgetArea);
allowBottomAction->setEnabled(area != Qt::BottomDockWidgetArea);
}
leftAction->blockSignals(true);
rightAction->blockSignals(true);
topAction->blockSignals(true);
bottomAction->blockSignals(true);
leftAction->setChecked(area == Qt::LeftDockWidgetArea);
rightAction->setChecked(area == Qt::RightDockWidgetArea);
topAction->setChecked(area == Qt::TopDockWidgetArea);
bottomAction->setChecked(area == Qt::BottomDockWidgetArea);
leftAction->blockSignals(false);
rightAction->blockSignals(false);
topAction->blockSignals(false);
bottomAction->blockSignals(false);
if (areaActions->isEnabled()) {
leftAction->setEnabled(areas & Qt::LeftDockWidgetArea);
rightAction->setEnabled(areas & Qt::RightDockWidgetArea);
topAction->setEnabled(areas & Qt::TopDockWidgetArea);
bottomAction->setEnabled(areas & Qt::BottomDockWidgetArea);
}
tabMenu->clear();
splitHMenu->clear();
splitVMenu->clear();
QList<ColorSwatch*> dock_list = mainWindow->findChildren<ColorSwatch*>();
foreach (ColorSwatch *dock, dock_list) {
// if (!dock->isVisible() || dock->isFloating())
// continue;
tabMenu->addAction(dock->objectName());
splitHMenu->addAction(dock->objectName());
splitVMenu->addAction(dock->objectName());
}
}
void ColorSwatch::splitInto(QAction *action)
{
QMainWindow *mainWindow = qobject_cast<QMainWindow *>(parentWidget());
QList<ColorSwatch*> dock_list = mainWindow->findChildren<ColorSwatch*>();
ColorSwatch *target = 0;
foreach (ColorSwatch *dock, dock_list) {
if (action->text() == dock->objectName()) {
target = dock;
break;
}
}
if (target == 0)
return;
Qt::Orientation o = action->parent() == splitHMenu
? Qt::Horizontal : Qt::Vertical;
mainWindow->splitDockWidget(target, this, o);
}
void ColorSwatch::tabInto(QAction *action)
{
QMainWindow *mainWindow = qobject_cast<QMainWindow *>(parentWidget());
QList<ColorSwatch*> dock_list = mainWindow->findChildren<ColorSwatch*>();
ColorSwatch *target = 0;
foreach (ColorSwatch *dock, dock_list) {
if (action->text() == dock->objectName()) {
target = dock;
break;
}
}
if (target == 0)
return;
mainWindow->tabifyDockWidget(target, this);
}
void ColorSwatch::contextMenuEvent(QContextMenuEvent *event)
{
event->accept();
menu->exec(event->globalPos());
}
void ColorSwatch::resizeEvent(QResizeEvent *e)
{
if (BlueTitleBar *btb = qobject_cast<BlueTitleBar*>(titleBarWidget()))
btb->updateMask();
QDockWidget::resizeEvent(e);
}
void ColorSwatch::allow(Qt::DockWidgetArea area, bool a)
{
Qt::DockWidgetAreas areas = allowedAreas();
areas = a ? areas | area : areas & ~area;
setAllowedAreas(areas);
if (areaActions->isEnabled()) {
leftAction->setEnabled(areas & Qt::LeftDockWidgetArea);
rightAction->setEnabled(areas & Qt::RightDockWidgetArea);
topAction->setEnabled(areas & Qt::TopDockWidgetArea);
bottomAction->setEnabled(areas & Qt::BottomDockWidgetArea);
}
}
void ColorSwatch::place(Qt::DockWidgetArea area, bool p)
{
if (!p) return;
QMainWindow *mainWindow = qobject_cast<QMainWindow *>(parentWidget());
mainWindow->addDockWidget(area, this);
if (allowedAreasActions->isEnabled()) {
allowLeftAction->setEnabled(area != Qt::LeftDockWidgetArea);
allowRightAction->setEnabled(area != Qt::RightDockWidgetArea);
allowTopAction->setEnabled(area != Qt::TopDockWidgetArea);
allowBottomAction->setEnabled(area != Qt::BottomDockWidgetArea);
}
}
void ColorSwatch::setCustomSizeHint(const QSize &size)
{
if (ColorDock *dock = qobject_cast<ColorDock*>(widget()))
dock->setCustomSizeHint(size);
}
void ColorSwatch::changeClosable(bool on)
{ setFeatures(on ? features() | DockWidgetClosable : features() & ~DockWidgetClosable); }
void ColorSwatch::changeMovable(bool on)
{ setFeatures(on ? features() | DockWidgetMovable : features() & ~DockWidgetMovable); }
void ColorSwatch::changeFloatable(bool on)
{ setFeatures(on ? features() | DockWidgetFloatable : features() & ~DockWidgetFloatable); }
void ColorSwatch::changeFloating(bool floating)
{ setFloating(floating); }
void ColorSwatch::allowLeft(bool a)
{ allow(Qt::LeftDockWidgetArea, a); }
void ColorSwatch::allowRight(bool a)
{ allow(Qt::RightDockWidgetArea, a); }
void ColorSwatch::allowTop(bool a)
{ allow(Qt::TopDockWidgetArea, a); }
void ColorSwatch::allowBottom(bool a)
{ allow(Qt::BottomDockWidgetArea, a); }
void ColorSwatch::placeLeft(bool p)
{ place(Qt::LeftDockWidgetArea, p); }
void ColorSwatch::placeRight(bool p)
{ place(Qt::RightDockWidgetArea, p); }
void ColorSwatch::placeTop(bool p)
{ place(Qt::TopDockWidgetArea, p); }
void ColorSwatch::placeBottom(bool p)
{ place(Qt::BottomDockWidgetArea, p); }
void ColorSwatch::changeVerticalTitleBar(bool on)
{
setFeatures(on ? features() | DockWidgetVerticalTitleBar
: features() & ~DockWidgetVerticalTitleBar);
}
QSize BlueTitleBar::minimumSizeHint() const
{
QDockWidget *dw = qobject_cast<QDockWidget*>(parentWidget());
Q_ASSERT(dw != 0);
QSize result(leftPm.width() + rightPm.width(), centerPm.height());
if (dw->features() & QDockWidget::DockWidgetVerticalTitleBar)
result.transpose();
return result;
}
BlueTitleBar::BlueTitleBar(QWidget *parent)
: QWidget(parent)
{
leftPm = QPixmap(":/res/titlebarLeft.png");
centerPm = QPixmap(":/res/titlebarCenter.png");
rightPm = QPixmap(":/res/titlebarRight.png");
}
void BlueTitleBar::paintEvent(QPaintEvent*)
{
QPainter painter(this);
QRect rect = this->rect();
QDockWidget *dw = qobject_cast<QDockWidget*>(parentWidget());
Q_ASSERT(dw != 0);
if (dw->features() & QDockWidget::DockWidgetVerticalTitleBar) {
QSize s = rect.size();
s.transpose();
rect.setSize(s);
painter.translate(rect.left(), rect.top() + rect.width());
painter.rotate(-90);
painter.translate(-rect.left(), -rect.top());
}
painter.drawPixmap(rect.topLeft(), leftPm);
painter.drawPixmap(rect.topRight() - QPoint(rightPm.width() - 1, 0), rightPm);
QBrush brush(centerPm);
painter.fillRect(rect.left() + leftPm.width(), rect.top(),
rect.width() - leftPm.width() - rightPm.width(),
centerPm.height(), centerPm);
}
void BlueTitleBar::mousePressEvent(QMouseEvent *event)
{
QPoint pos = event->pos();
QRect rect = this->rect();
QDockWidget *dw = qobject_cast<QDockWidget*>(parentWidget());
Q_ASSERT(dw != 0);
if (dw->features() & QDockWidget::DockWidgetVerticalTitleBar) {
QPoint p = pos;
pos.setX(rect.left() + rect.bottom() - p.y());
pos.setY(rect.top() + p.x() - rect.left());
QSize s = rect.size();
s.transpose();
rect.setSize(s);
}
const int buttonRight = 7;
const int buttonWidth = 20;
int right = rect.right() - pos.x();
int button = (right - buttonRight)/buttonWidth;
switch (button) {
case 0:
event->accept();
dw->close();
break;
case 1:
event->accept();
dw->setFloating(!dw->isFloating());
break;
case 2: {
event->accept();
QDockWidget::DockWidgetFeatures features = dw->features();
if (features & QDockWidget::DockWidgetVerticalTitleBar)
features &= ~QDockWidget::DockWidgetVerticalTitleBar;
else
features |= QDockWidget::DockWidgetVerticalTitleBar;
dw->setFeatures(features);
break;
}
default:
event->ignore();
break;
}
}
void BlueTitleBar::updateMask()
{
QDockWidget *dw = qobject_cast<QDockWidget*>(parent());
Q_ASSERT(dw != 0);
QRect rect = dw->rect();
QPixmap bitmap(dw->size());
{
QPainter painter(&bitmap);
///initialize to transparent
painter.fillRect(rect, Qt::color0);
QRect contents = rect;
contents.setTopLeft(geometry().bottomLeft());
contents.setRight(geometry().right());
contents.setBottom(contents.bottom()-y());
painter.fillRect(contents, Qt::color1);
//let's pait the titlebar
QRect titleRect = this->geometry();
if (dw->features() & QDockWidget::DockWidgetVerticalTitleBar) {
QSize s = rect.size();
s.transpose();
rect.setSize(s);
QSize s2 = size();
s2.transpose();
titleRect.setSize(s2);
painter.translate(rect.left(), rect.top() + rect.width());
painter.rotate(-90);
painter.translate(-rect.left(), -rect.top());
}
contents.setTopLeft(titleRect.bottomLeft());
contents.setRight(titleRect.right());
contents.setBottom(rect.bottom()-y());
QRect rect = titleRect;
painter.drawPixmap(rect.topLeft(), leftPm.mask());
painter.fillRect(rect.left() + leftPm.width(), rect.top(),
rect.width() - leftPm.width() - rightPm.width(),
centerPm.height(), Qt::color1);
painter.drawPixmap(rect.topRight() - QPoint(rightPm.width() - 1, 0), rightPm.mask());
painter.fillRect(contents, Qt::color1);
}
dw->setMask(bitmap);
}
#include "colorswatch.moc"
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