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https://git.lyx.org/repos/lyx.git
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* Get rid the of the QWidgetAction subclass and use homebrew tearoff widget:
this is a qt 4.1 solution and behaves on all platforms git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@18842 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Edwin Leuven
parent
557521034f
commit
2eff2cfc94
@ -25,99 +25,84 @@
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#include <QStyle>
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#include <QStyleOptionFrame>
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#include <QMouseEvent>
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#include <QVBoxLayout>
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namespace lyx {
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namespace frontend {
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#if QT_VERSION >= 0x040200
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class MathButton : public QToolButton
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TearOff::TearOff(QWidget * parent)
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: QWidget(parent)
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{
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public:
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MathButton(QWidget * parent = 0) {}
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void mouseReleaseEvent(QMouseEvent *event);
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void mousePressEvent(QMouseEvent *event);
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};
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highlighted_ = false;
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// + 2 because the default is a bit tight, see also:
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// http://trolltech.com/developer/task-tracker/index_html?id=167954&method=entry
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setMinimumHeight(style()->pixelMetric(QStyle::PM_MenuTearoffHeight) + 2);
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setToolTip(qt_("Click to detach"));
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// trigger tooltip (children of popups do not receive mousemove events)
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setMouseTracking(true);
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}
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void MathButton::mouseReleaseEvent(QMouseEvent *event)
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void TearOff::mouseReleaseEvent(QMouseEvent * event)
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{
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QToolButton::mouseReleaseEvent(event);
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// signal
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tearOff();
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}
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void TearOff::enterEvent(QEvent * event)
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{
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highlighted_ = true;
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update();
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event->ignore();
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}
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void MathButton::mousePressEvent(QMouseEvent *event)
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void TearOff::leaveEvent(QEvent * event)
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{
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QToolButton::mousePressEvent(event);
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highlighted_ = false;
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update();
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event->ignore();
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}
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IconPalette::IconPalette(QWidget * parent)
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: QWidgetAction(parent), size_(QSize(22, 22))
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void TearOff::paintEvent(QPaintEvent * event)
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{
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QPainter p(this);
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const int fw = style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, this);
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QStyleOptionMenuItem menuOpt;
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menuOpt.initFrom(this);
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menuOpt.palette = palette();
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menuOpt.state = QStyle::State_None;
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menuOpt.checkType = QStyleOptionMenuItem::NotCheckable;
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menuOpt.menuRect = rect();
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menuOpt.maxIconWidth = 0;
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menuOpt.tabWidth = 0;
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menuOpt.menuItemType = QStyleOptionMenuItem::TearOff;
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menuOpt.rect.setRect(fw, fw, width() - (fw * 2),
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style()->pixelMetric(QStyle::PM_MenuTearoffHeight, 0, this));
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p.setClipRect(menuOpt.rect);
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menuOpt.state = QStyle::State_None;
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if (highlighted_)
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menuOpt.state |= QStyle::State_Selected;
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style()->drawControl(QStyle::CE_MenuTearoff, &menuOpt, &p, this);
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}
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void IconPalette::addButton(QAction * action)
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{
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actions_.push_back(action);
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}
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QWidget * IconPalette::createWidget(QWidget * parent)
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{
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QWidget * widget = new QWidget(parent);
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QGridLayout * layout = new QGridLayout(widget);
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layout->setSpacing(0);
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for (int i = 0; i < actions_.size(); ++i) {
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MathButton * tb = new MathButton(widget);
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tb->setAutoRaise(true);
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tb->setDefaultAction(actions_.at(i));
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tb->setIconSize(size_);
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connect(this, SIGNAL(iconSizeChanged(const QSize &)),
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tb, SLOT(setIconSize(const QSize &)));
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int const row = i/qMin(6, i + 1) + 1;
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int const col = qMax(1, i + 1 - (row - 1) * 6);
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layout->addWidget(tb, row, col);
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}
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return widget;
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}
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void IconPalette::setIconSize(const QSize & size)
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{
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size_ = size;
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// signal
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iconSizeChanged(size);
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}
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void IconPalette::updateParent()
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{
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bool enable = false;
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for (int i = 0; i < actions_.size(); ++i)
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if (actions_.at(i)->isEnabled()) {
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enable = true;
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break;
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}
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// signal
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enabled(enable);
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}
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#else // QT_VERSION >= 0x040200
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IconPalette::IconPalette(QWidget * parent)
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: QWidget(parent, Qt::Popup)
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: QWidget(parent, Qt::Popup), tornoff_(false)
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{
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layout_ = new QGridLayout(this);
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QVBoxLayout * v = new QVBoxLayout(this);
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v->setMargin(0);
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v->setSpacing(0);
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layout_ = new QGridLayout;
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layout_->setSpacing(0);
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layout_->setMargin(3);
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const int fw = style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, this);
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layout_->setMargin(fw);
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tearoffwidget_ = new TearOff(this);
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connect(tearoffwidget_, SIGNAL(tearOff()), this, SLOT(tearOff()));
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v->addWidget(tearoffwidget_);
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v->addLayout(layout_);
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}
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@ -127,6 +112,9 @@ void IconPalette::addButton(QAction * action)
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QToolButton * tb = new QToolButton;
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tb->setAutoRaise(true);
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tb->setDefaultAction(action);
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// trigger tooltip (children of popups do not receive mousemove events)
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tb->setMouseTracking(true);
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connect(tb, SIGNAL(triggered(QAction *)),
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this, SLOT(clicked(QAction *)));
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QToolBar * toolbar = qobject_cast<QToolBar *>(parentWidget()->parentWidget());
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@ -141,15 +129,31 @@ void IconPalette::addButton(QAction * action)
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}
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void IconPalette::tearOff()
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{
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blockSignals(true);
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hide();
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setWindowFlags(Qt::Tool);
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tornoff_ = true;
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tearoffwidget_->setVisible(!tornoff_);
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show();
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blockSignals(false);
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}
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void IconPalette::clicked(QAction * action)
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{
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triggered(action);
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setVisible(false);
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if (!tornoff_)
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setVisible(false);
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}
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void IconPalette::showEvent(QShowEvent * event)
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{
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resize(sizeHint());
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setMaximumSize(sizeHint());
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int hoffset = - parentWidget()->pos().x();
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int voffset = - parentWidget()->pos().y();
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int const parwidth = parentWidget()->geometry().width();
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@ -183,15 +187,21 @@ void IconPalette::showEvent(QShowEvent * event)
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voffset += parheight;
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}
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move(gpos.x() + hoffset, gpos.y() + voffset);
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QWidget::showEvent(event);
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QRect r = rect();
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r.moveTo(gpos.x() + hoffset, gpos.y() + voffset);
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setGeometry(r);
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}
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void IconPalette::hideEvent(QHideEvent * event )
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{
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visible(false);
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QWidget::hideEvent(event);
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visible(false);
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if (tornoff_) {
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setWindowFlags(Qt::Popup);
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tornoff_ = false;
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tearoffwidget_->setVisible(!tornoff_);
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}
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}
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@ -211,17 +221,15 @@ void IconPalette::updateParent()
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void IconPalette::paintEvent(QPaintEvent * event)
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{
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// draw border
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QPainter p(this);
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QRegion emptyArea = QRegion(rect());
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const int fw = style()->pixelMetric(QStyle::PM_MenuPanelWidth, 0, this);
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if (fw) {
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if (fw && !tornoff_) {
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QPainter p(this);
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QRegion borderReg;
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borderReg += QRect(0, 0, fw, height()); //left
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borderReg += QRect(width()-fw, 0, fw, height()); //right
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borderReg += QRect(width() - fw, 0, fw, height()); //right
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borderReg += QRect(0, 0, width(), fw); //top
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borderReg += QRect(0, height()-fw, width(), fw); //bottom
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borderReg += QRect(0, height() - fw, width(), fw); //bottom
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p.setClipRegion(borderReg);
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emptyArea -= borderReg;
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QStyleOptionFrame frame;
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frame.rect = rect();
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frame.palette = palette();
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@ -230,11 +238,7 @@ void IconPalette::paintEvent(QPaintEvent * event)
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frame.midLineWidth = 0;
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style()->drawPrimitive(QStyle::PE_FrameMenu, &frame, &p, this);
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}
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p.end();
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// draw the rest (buttons)
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QWidget::paintEvent(event);
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}
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#endif // QT_VERSION >= 0x040200
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ButtonMenu::ButtonMenu(const QString & title, QWidget * parent)
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@ -17,40 +17,32 @@
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#include <QLayout>
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#include "Action.h"
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// FIXME: this can go when we move to Qt 4.3
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#define QT_VERSION_CHECK(major, minor, patch) ((major<<16)|(minor<<8)|(patch))
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#if QT_VERSION >= QT_VERSION_CHECK(4, 2, 0)
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#include <QWidgetAction>
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#endif
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namespace lyx {
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namespace frontend {
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/**
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* For holding an arbitrary set of icons.
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*/
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#if QT_VERSION >= QT_VERSION_CHECK(4, 2, 0)
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class IconPalette : public QWidgetAction {
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* tear-off widget
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*/
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class TearOff : public QWidget {
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Q_OBJECT
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public:
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IconPalette(QWidget * parent);
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void addButton(QAction *);
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QWidget * createWidget(QWidget * parent);
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public Q_SLOTS:
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void updateParent();
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void setIconSize(const QSize &);
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TearOff(QWidget * parent);
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void enterEvent(QEvent *);
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void leaveEvent(QEvent *);
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void mouseReleaseEvent (QMouseEvent *);
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Q_SIGNALS:
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void enabled(bool);
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void iconSizeChanged(const QSize &);
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void tearOff();
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protected:
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void paintEvent(QPaintEvent *);
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private:
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QList<QAction *> actions_;
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QSize size_;
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bool highlighted_;
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};
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#else
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/**
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* For holding an arbitrary set of icons.
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*/
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class IconPalette : public QWidget {
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Q_OBJECT
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public:
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@ -70,14 +62,16 @@ protected:
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void paintEvent(QPaintEvent * event);
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private Q_SLOTS:
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void tearOff();
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virtual void clicked(QAction *);
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private:
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QGridLayout * layout_;
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QList<QAction *> actions_;
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bool tornoff_;
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TearOff * tearoffwidget_;
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};
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#endif // QT_VERSION >= QT_VERSION_CHECK(4, 2, 0)
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/**
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* Popup menu for a toolbutton.
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@ -211,16 +211,7 @@ void QLToolbar::add(ToolbarItem const & item)
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tb->setText(qt_(to_ascii(item.label_)));
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connect(this, SIGNAL(iconSizeChanged(const QSize &)),
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tb, SLOT(setIconSize(const QSize &)));
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#if QT_VERSION >= 0x040200
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IconPalette * panel = new IconPalette(&owner_);
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connect(panel, SIGNAL(enabled(bool)),
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tb, SLOT(setEnabled(bool)));
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connect(this, SIGNAL(iconSizeChanged(const QSize &)),
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panel, SLOT(setIconSize(const QSize &)));
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#else
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IconPalette * panel = new IconPalette(tb);
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#endif
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connect(this, SIGNAL(updated()), panel, SLOT(updateParent()));
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ToolbarInfo const & tbinfo = toolbarbackend.getToolbar(item.name_);
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ToolbarInfo::item_iterator it = tbinfo.items.begin();
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@ -238,20 +229,9 @@ void QLToolbar::add(ToolbarItem const & item)
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if (it == tbinfo.items.begin())
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tb->setIcon(QPixmap(getIcon(it->func_).c_str()));
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}
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#if QT_VERSION >= 0x040200
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QMenu * m = new QMenu(tb);
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m->addAction(panel);
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m->setTearOffEnabled(true);
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m->setWindowTitle(qt_(to_ascii(item.label_)));
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tb->setPopupMode(QToolButton::InstantPopup);
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tb->setMenu(m);
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#else
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tb->setCheckable(true);
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connect(tb, SIGNAL(clicked(bool)), panel, SLOT(setVisible(bool)));
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connect(panel, SIGNAL(visible(bool)), tb, SLOT(setChecked(bool)));
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#endif // QT_VERSION >= 0x040200
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addWidget(tb);
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break;
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}
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