public void run() {
TextViewer viewer = getTextViewer();
if (viewer == null) return;
IDocument document = viewer.getDocument();
if (document == null) return;
try {
fLastLine = document.getLineOfOffset(document.getLength()) + 1;
} catch (BadLocationException ex) {
IStatus status =
new Status(
IStatus.ERROR,
Q7UIPlugin.PLUGIN_ID,
IStatus.OK,
"Go to Line failed",
ex); //$NON-NLS-1$
Q7UIPlugin.getDefault().getLog().log(status);
return;
}
String title = DIALOG_TITLE;
String message = MessageFormat.format(DIALOG_MESSAGE, new Integer(fLastLine));
String currentLineStr = ""; // $NON-NLS-1$
StyledText textWidget = viewer.getTextWidget();
int currentLine = textWidget.getLineAtOffset(textWidget.getCaretOffset());
if (currentLine > -1) currentLineStr = Integer.toString(currentLine + 1);
InputDialog d =
new InputDialog(
viewer.getTextWidget().getShell(),
title,
message,
currentLineStr,
new NumberValidator());
if (d.open() == Window.OK) {
try {
int line = Integer.parseInt(d.getValue());
gotoLine(line - 1);
} catch (NumberFormatException x) {
}
}
}
private void gotoLine(int line) {
TextViewer viewer = getTextViewer();
IDocument document = viewer.getDocument();
try {
int start = document.getLineOffset(line);
StyledText widget = viewer.getTextWidget();
widget.setRedraw(false);
{
viewer.revealRange(start, 0);
viewer.setSelectedRange(start, 0);
widget.setFocus();
}
widget.setRedraw(true);
} catch (BadLocationException e) {
// ignore
}
}
/** @see ISelectionListener#selectionChanged(IWorkbenchPart, ISelection) */
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
if (!(selection instanceof IStructuredSelection)) return;
Object element = ((IStructuredSelection) selection).getFirstElement();
long id = -1;
String name = null;
if (element instanceof BundleDescription) {
id = ((BundleDescription) element).getBundleId();
name = ((BundleDescription) element).getSymbolicName();
}
if (element instanceof BundleStats) {
id = ((BundleStats) element).getId();
name = ((BundleStats) element).getSymbolicName();
}
if (id == -1) return;
PluginDependencyGraphNode node =
(PluginDependencyGraphNode) getDependencyGraph().get(new Long(id));
String text =
node == null ? NLS.bind(Messages.depend_noInformation, name) : node.toDeepString();
viewer.getDocument().set(text);
viewer.refresh();
}
/** @see IWorkbenchPart#createPartControl */
public void createPartControl(Composite parent) {
viewer = new TextViewer(parent, SWT.V_SCROLL | SWT.H_SCROLL | SWT.WRAP | SWT.READ_ONLY);
viewer.setDocument(new Document());
IActionBars bars = getViewSite().getActionBars();
final GlobalAction clearOutputAction = new ClearTextAction(viewer.getDocument());
clearOutputAction.registerAsGlobalAction(bars);
final GlobalAction selectAllAction = new SelectAllAction(viewer);
selectAllAction.registerAsGlobalAction(bars);
// Delete action shortcuts are not captured by the workbench
// so we need our key binding service to handle Delete keystrokes for us
this.viewer
.getControl()
.addKeyListener(
new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.character == SWT.DEL) clearOutputAction.run();
}
});
GlobalAction copyAction = new CopyTextSelectionAction(viewer);
copyAction.registerAsGlobalAction(bars);
bars.getToolBarManager().add(clearOutputAction);
bars.updateActionBars();
// creates a context menu with actions and adds it to the viewer control
MenuManager menuMgr = new MenuManager();
menuMgr.add(copyAction);
menuMgr.add(clearOutputAction);
Menu menu = menuMgr.createContextMenu(viewer.getControl());
viewer.getControl().setMenu(menu);
getViewSite().getPage().addSelectionListener(this);
}