public static void main(String args[]) {
QApplication.initialize(args);
new Icons().show();
QApplication.exec();
}
public static void main(String args[]) {
QApplication.initialize(args);
new Scribble().show();
QApplication.execStatic();
QApplication.shutdown();
}
public static void main(String args[]) {
QApplication.initialize(args);
QApplication.setWindowIcon(new QIcon(QPixmap.fromImage(qoffeyLogo(64))));
// QPixmap pm = QPixmap.fromImage(qoffeyLogo(400));
Image im = new Image();
im.show();
QApplication.execStatic();
QApplication.shutdown();
}
private void changeStyle(boolean checked) {
if (!checked) return;
QAction action = (QAction) QSignalEmitter.signalSender();
QStyle style = QStyleFactory.create((String) action.data());
if (style != null) {
QApplication.setStyle(style);
QApplication.setPalette(style.standardPalette());
}
setTextOnRadioButtons();
changeSize(true);
}
public static void main(String args[]) {
QApplication.initialize(args);
// ! [0]
QLabel label = new QLabel();
label.setFrameStyle(QFrame.Shadow.Sunken.value() | QFrame.Shape.Panel.value());
label.setText("first line\nsecond line");
label.setAlignment(Qt.AlignmentFlag.AlignBottom, Qt.AlignmentFlag.AlignRight);
// ! [0]
// ! [1]
QLineEdit phoneEdit = new QLineEdit();
QLabel phoneLabel = new QLabel("Phone:");
phoneLabel.setBuddy(phoneEdit);
// ! [1]
// ! [2]
QLineEdit nameEd = new QLineEdit();
QLabel nameLb = new QLabel("Name:");
nameLb.setBuddy(nameEd);
QLineEdit phoneEd = new QLineEdit();
QLabel phoneLb = new QLabel("Phone:");
phoneLb.setBuddy(phoneEd);
// (layout setup not shown)
// ! [2]
}
// ! [7]
protected void mouseMoveEvent(QMouseEvent event) {
if (!(event.buttons().isSet(Qt.MouseButton.LeftButton))) return;
if ((event.pos().subtract(dragStartPosition)).manhattanLength()
< QApplication.startDragDistance()) return;
QDrag drag = new QDrag(this);
QMimeData mimeData = new QMimeData();
mimeData.setData(mimeType, data);
drag.setMimeData(mimeData);
Qt.DropAction dropAction = drag.exec(Qt.DropAction.CopyAction, Qt.DropAction.MoveAction);
// ! [7]
switch (dropAction) {
case CopyAction:
dragResult.emit(tr("The text was copied."));
break;
case MoveAction:
dragResult.emit(tr("The text was moved."));
break;
default:
dragResult.emit(tr("Unknown action."));
break;
}
// ! [8]
}
private void createActions() {
addImagesAct = new QAction(tr("&Add Images..."), this);
addImagesAct.setShortcut(tr("Ctrl+A"));
addImagesAct.triggered.connect(this, "addImages()");
removeAllImagesAct = new QAction(tr("&Remove All Images"), this);
removeAllImagesAct.setShortcut(tr("Ctrl+R"));
removeAllImagesAct.triggered.connect(this, "removeAllImages()");
exitAct = new QAction(tr("&Quit"), this);
exitAct.setShortcut(tr("Ctrl+Q"));
exitAct.triggered.connect(this, "close()");
styleActionGroup = new QActionGroup(this);
for (String styleName : QStyleFactory.keys()) {
QAction action = new QAction(styleActionGroup);
action.setText(styleName + " Style");
action.setData(styleName);
action.setCheckable(true);
action.triggered.connect(this, "changeStyle(boolean)");
}
guessModeStateAct = new QAction(tr("&Guess Image Mode/State"), this);
guessModeStateAct.setCheckable(true);
guessModeStateAct.setChecked(true);
aboutAct = new QAction(tr("&About"), this);
aboutAct.triggered.connect(this, "about()");
aboutQtAct = new QAction(tr("About &Qt"), this);
aboutQtAct.triggered.connect(QApplication.instance(), "aboutQt()");
}
private void changeSize(boolean checked) {
if (!checked) return;
int extent;
if (otherRadioButton.isChecked()) {
extent = otherSpinBox.value();
} else {
QStyle.PixelMetric metric;
if (smallRadioButton.isChecked()) {
metric = QStyle.PixelMetric.PM_SmallIconSize;
} else if (largeRadioButton.isChecked()) {
metric = QStyle.PixelMetric.PM_LargeIconSize;
} else if (toolBarRadioButton.isChecked()) {
metric = QStyle.PixelMetric.PM_ToolBarIconSize;
} else if (listViewRadioButton.isChecked()) {
metric = QStyle.PixelMetric.PM_ListViewIconSize;
} else if (iconViewRadioButton.isChecked()) {
metric = QStyle.PixelMetric.PM_IconViewIconSize;
} else {
metric = QStyle.PixelMetric.PM_TabBarIconSize;
}
extent = QApplication.style().pixelMetric(metric);
}
previewArea.setSize(new QSize(extent, extent));
otherSpinBox.setEnabled(otherRadioButton.isChecked());
}
private void checkCurrentStyle() {
for (QAction action : styleActionGroup.actions()) {
String styleName = action.data().toString();
QStyle candidate = QStyleFactory.create(styleName);
if (candidate.objectName().equals(QApplication.style().objectName())) {
action.trigger();
return;
}
}
}
private void setTextOnRadioButtons() {
QStyle style = QApplication.style();
int smallIconSize = style.pixelMetric(QStyle.PixelMetric.PM_SmallIconSize);
smallRadioButton.setText("Small (" + smallIconSize + " x " + smallIconSize + ")");
int largeIconSize = style.pixelMetric(QStyle.PixelMetric.PM_LargeIconSize);
largeRadioButton.setText("Large (" + largeIconSize + " x " + largeIconSize + ")");
int toolBarIconSize = style.pixelMetric(QStyle.PixelMetric.PM_ToolBarIconSize);
toolBarRadioButton.setText("Toolbars (" + toolBarIconSize + " x " + toolBarIconSize + ")");
int listViewIconSize = style.pixelMetric(QStyle.PixelMetric.PM_ListViewIconSize);
listViewRadioButton.setText("List views (" + listViewIconSize + " x " + listViewIconSize + ")");
int iconViewIconSize = style.pixelMetric(QStyle.PixelMetric.PM_IconViewIconSize);
iconViewRadioButton.setText("Icon views (" + iconViewIconSize + " x " + iconViewIconSize + ")");
int tabBarIconSize = style.pixelMetric(QStyle.PixelMetric.PM_TabBarIconSize);
tabBarRadioButton.setText("Tab bars (" + tabBarIconSize + " x " + tabBarIconSize + ")");
}
private void createActions() {
openAct = new QAction(tr("&Open..."), this);
openAct.setShortcut(tr("Ctrl+O"));
openAct.triggered.connect(this, "open()");
saveAsActs = new LinkedList<QAction>();
for (QByteArray format : QImageWriter.supportedImageFormats()) {
String text = new String(format.toByteArray()).toUpperCase() + "...";
QAction action = new QAction(text, this);
action.setData(format);
action.triggered.connect(this, "save()");
saveAsActs.add(action);
}
printAct = new QAction(tr("&Print..."), this);
printAct.triggered.connect(scribbleArea, "print()");
exitAct = new QAction(tr("E&xit"), this);
exitAct.setShortcut(tr("Ctrl+Q"));
exitAct.triggered.connect(this, "close()");
penColorAct = new QAction(tr("&Pen Color..."), this);
penColorAct.triggered.connect(this, "penColor()");
penWidthAct = new QAction(tr("Pen &Width..."), this);
penWidthAct.triggered.connect(this, "penWidth()");
clearScreenAct = new QAction(tr("&Clear Screen"), this);
clearScreenAct.setShortcut(tr("Ctrl+L"));
clearScreenAct.triggered.connect(scribbleArea, "clearImage()");
aboutAct = new QAction(tr("&About"), this);
aboutAct.triggered.connect(this, "about()");
aboutQtAct = new QAction(tr("About &Qt"), this);
aboutQtAct.triggered.connect(QApplication.instance(), "aboutQt()");
}