private void penWidth() {
Integer newWidth =
QInputDialog.getInteger(
this, tr("Scribble"), tr("Select pen width:"), scribbleArea.penWidth(), 1, 50, 1);
if (newWidth != null) scribbleArea.setPenWidth(newWidth.intValue());
}
private boolean saveFile(String fileFormat) {
String initialPath = QDir.currentPath() + "/untitled." + fileFormat;
String fileName =
QFileDialog.getSaveFileName(
this,
tr("Save As"),
initialPath,
new QFileDialog.Filter(
fileFormat.toUpperCase() + " Files (*." + fileFormat + ");;All Files (*)"));
if (fileName.length() == 0) {
return false;
} else {
return scribbleArea.saveImage(fileName, fileFormat);
}
}
private boolean maybeSave() {
if (scribbleArea.isModified()) {
QMessageBox.StandardButton ret;
ret =
QMessageBox.warning(
this,
tr("Scribble"),
tr("The image has been modified.\n" + "Do you want to save your changes?"),
new QMessageBox.StandardButtons(
QMessageBox.StandardButton.Save, QMessageBox.StandardButton.Discard));
if (ret == QMessageBox.StandardButton.Save) {
return saveFile("png");
} else if (ret == QMessageBox.StandardButton.Cancel) {
return false;
}
}
return true;
}
private void penColor() {
QColor newColor = QColorDialog.getColor(scribbleArea.penColor());
if (newColor.isValid()) scribbleArea.setPenColor(newColor);
}
private void open() {
if (maybeSave()) {
String fileName = QFileDialog.getOpenFileName(this, tr("Open File"), QDir.currentPath());
if (fileName.length() != 0) scribbleArea.openImage(fileName);
}
}