/**
* @see
* org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#createWidgets(org.eclipse.swt.widgets.Composite)
*/
protected void createWidgets(Composite composite) {
labelText = getWidgetFactory().createCLabel(composite, getLabelText());
fileChooser = new FileChooser(composite, getWidgetFactory(), SWT.NONE);
fileChooser.setEditable(true);
if (getFeature() != null) {
fileChooser.setChangeable(getFeature().isChangeable());
}
}
/**
* Handler called to verify the file path on user text modification. By default it checks the file
* existence is the property checkFileExistence is set to true
*
* @return true is the file matches
*/
protected List<IStatus> verifyFile() {
List<IStatus> statusList = new ArrayList<IStatus>();
if (isCheckFileExistence()) {
String selection = fileChooser.getSelection();
if (selection != null && !"".equals(selection)) { // $NON-NLS-1$
File file = new File(selection);
if (!file.exists()) {
statusList.add(
new Status(
IStatus.ERROR,
TabbedPropertiesPlugin.PLUGIN_ID,
getLabelText() + Messages.AbstractFileChooserPropertySection_NotExist));
}
if (!file.isFile()) {
statusList.add(
new Status(
IStatus.ERROR,
TabbedPropertiesPlugin.PLUGIN_ID,
getLabelText() + Messages.AbstractFileChooserPropertySection_NotADirectory));
}
} else if (cannotBeBlank()) {
statusList.add(
new Status(
IStatus.ERROR,
TabbedPropertiesPlugin.PLUGIN_ID,
getLabelText() + Messages.AbstractFileChooserPropertySection_NotBlank));
}
}
List<IStatus> emptyList = Collections.emptyList();
return statusList.isEmpty() ? emptyList : statusList;
}
/** Handle the combo modified event. */
protected void handleTextModified() {
if (!isRefreshing && getFeatureValue() != fileChooser.getSelection()) {
List<IStatus> status = verifyFile();
fileChooser.setStatus(status);
if (status.isEmpty()) {
EditingDomain editingDomain = getEditingDomain();
if (getEObjectList().size() == 1) {
/* apply the property change to single selected object */
editingDomain
.getCommandStack()
.execute(
SetCommand.create(
editingDomain, getEObject(), getFeature(), fileChooser.getSelection()));
}
}
}
}
/** Adds the listeners on the widgets */
protected void hookListeners() {
fileChooser.addModifyListener(
new ModifyListener() {
public void modifyText(ModifyEvent e) {
handleTextModified();
}
});
}
/**
* @see
* org.eclipse.emf.ecoretools.tabbedproperties.sections.AbstractTabbedPropertySection#setSectionData(org.eclipse.swt.widgets.Composite)
*/
protected void setSectionData(Composite composite) {
FormData data = new FormData();
data.left = new FormAttachment(0, 0);
data.right = new FormAttachment(fileChooser, -ITabbedPropertyConstants.HSPACE);
data.top = new FormAttachment(0, ITabbedPropertyConstants.VSPACE);
labelText.setLayoutData(data);
data = new FormData();
data.left =
new FormAttachment(0, getStandardLabelWidth(composite, new String[] {getLabelText()}));
data.right = new FormAttachment(100, 0);
data.top = new FormAttachment(labelText, 0, SWT.CENTER);
fileChooser.setLayoutData(data);
}
/** @see org.eclipse.ui.views.properties.tabbed.ISection#refresh() */
public void refresh() {
isRefreshing = true;
fileChooser.setChangeable(!isReadOnly());
fileChooser.setSelection(getFeatureValue());
isRefreshing = false;
}
