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Diffstat (limited to 'examples/widgets/elidedlabel/testwidget.cpp')
-rw-r--r-- | examples/widgets/elidedlabel/testwidget.cpp | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/examples/widgets/elidedlabel/testwidget.cpp b/examples/widgets/elidedlabel/testwidget.cpp new file mode 100644 index 0000000..d3bf521 --- /dev/null +++ b/examples/widgets/elidedlabel/testwidget.cpp @@ -0,0 +1,124 @@ +#include "testwidget.h" +#include "elidedlabel.h" + +#include <QLabel> +#include <QPushButton> +#include <QSizePolicy> +#include <QGridLayout> + +//! [0] +TestWidget::TestWidget(QWidget *parent): + QWidget(parent) +{ + const QString romeo = tr( + "But soft, what light through yonder window breaks? / " + "It is the east, and Juliet is the sun. / " + "Arise, fair sun, and kill the envious moon, / " + "Who is already sick and pale with grief / " + "That thou, her maid, art far more fair than she." + ); + + const QString macbeth = tr( + "To-morrow, and to-morrow, and to-morrow, / " + "Creeps in this petty pace from day to day, / " + "To the last syllable of recorded time; / " + "And all our yesterdays have lighted fools / " + "The way to dusty death. Out, out, brief candle! / " + "Life's but a walking shadow, a poor player, / " + "That struts and frets his hour upon the stage, / " + "And then is heard no more. It is a tale / " + "Told by an idiot, full of sound and fury, / " + "Signifying nothing." + ); + + const QString harry = tr("Feeling lucky, punk?"); + + textSamples << romeo << macbeth << harry; + //! [0] + + //! [1] + sampleIndex = 0; + elidedText = new ElidedLabel(textSamples[sampleIndex], this); + elidedText->setFrameStyle(QFrame::Box); + //! [1] + + //! [2] + QPushButton *switchButton = new QPushButton(tr("Switch text")); + connect(switchButton, SIGNAL(clicked(bool)), this, SLOT(switchText())); + + QPushButton *exitButton = new QPushButton(tr("Exit")); + connect(exitButton, SIGNAL(clicked(bool)), this, SLOT(close())); + + QLabel *label = new QLabel(tr("Elided")); + label->setVisible(elidedText->isElided()); + connect(elidedText, SIGNAL(elisionChanged(bool)), label, SLOT(setVisible(bool))); + //! [2] + + //! [3] + widthSlider = new QSlider(Qt::Horizontal); + widthSlider->setMinimum(0); + connect(widthSlider, SIGNAL(valueChanged(int)), this, SLOT(onWidthChanged(int))); + + heightSlider = new QSlider(Qt::Vertical); + heightSlider->setInvertedAppearance(true); + heightSlider->setMinimum(0); + connect(heightSlider, SIGNAL(valueChanged(int)), this, SLOT(onHeightChanged(int))); + //! [3] + + //! [4] + QGridLayout *layout = new QGridLayout(); + layout->addWidget(label, 0, 1, Qt::AlignCenter); + layout->addWidget(switchButton, 0, 2); + layout->addWidget(exitButton, 0, 3); + layout->addWidget(widthSlider, 1, 1, 1, 3); + layout->addWidget(heightSlider, 2, 0); + layout->addWidget(elidedText, 2, 1, 1, 3, Qt::AlignTop | Qt::AlignLeft); + + setLayout(layout); + //! [4] + + //! [5] +#ifdef Q_WS_MAEMO_5 + setAttribute(Qt::WA_Maemo5AutoOrientation, true); +#endif +} +//! [5] + +//! [6] +void TestWidget::resizeEvent(QResizeEvent *event) +{ + Q_UNUSED(event) + + int maxWidth = widthSlider->width(); + widthSlider->setMaximum(maxWidth); + widthSlider->setValue(maxWidth / 2); + + int maxHeight = heightSlider->height(); + heightSlider->setMaximum(maxHeight); + heightSlider->setValue(maxHeight / 2); + + elidedText->setFixedSize(widthSlider->value(), heightSlider->value()); +} +//! [6] + +//! [7] +void TestWidget::switchText() +{ + sampleIndex = (sampleIndex + 1) % textSamples.size(); + elidedText->setText(textSamples.at(sampleIndex)); +} +//! [7] + +//! [8] +void TestWidget::onWidthChanged(int width) +{ + elidedText->setFixedWidth(width); +} + +void TestWidget::onHeightChanged(int height) +{ + elidedText->setFixedHeight(height); +} +//! [8] + + |