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| author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:34:13 (GMT) |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:34:13 (GMT) |
| commit | 67ad0519fd165acee4a4d2a94fa502e9e4847bd0 (patch) | |
| tree | 1dbf50b3dff8d5ca7e9344733968c72704eb15ff /doc/src/snippets/code/src_gui_widgets_qrubberband.cpp | |
| download | Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.zip Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.gz Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.bz2 | |
Long live Qt!
Diffstat (limited to 'doc/src/snippets/code/src_gui_widgets_qrubberband.cpp')
| -rw-r--r-- | doc/src/snippets/code/src_gui_widgets_qrubberband.cpp | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_gui_widgets_qrubberband.cpp b/doc/src/snippets/code/src_gui_widgets_qrubberband.cpp new file mode 100644 index 0000000..38a0dad --- /dev/null +++ b/doc/src/snippets/code/src_gui_widgets_qrubberband.cpp @@ -0,0 +1,22 @@ +//! [0] +void Widget::mousePressEvent(QMouseEvent *event) +{ + origin = event->pos(); + if (!rubberBand) + rubberBand = new QRubberBand(QRubberBand::Rectangle, this); + rubberBand->setGeometry(QRect(origin, QSize())); + rubberBand->show(); +} + +void Widget::mouseMoveEvent(QMouseEvent *event) +{ + rubberBand->setGeometry(QRect(origin, event->pos()).normalized()); +} + +void Widget::mouseReleaseEvent(QMouseEvent *event) +{ + rubberBand->hide(); + // determine selection, for example using QRect::intersects() + // and QRect::contains(). +} +//! [0] |