Java Code Examples for org.eclipse.jface.dialogs.MessageDialog#getReturnCode()

void checkLocationDeleted(final IProject project) throws CoreException {
	if (!project.exists()) { return; }
	final IFileInfo location = IDEResourceInfoUtils.getFileInfo(project.getLocationURI());
	if (!location.exists()) {
		final String message = NLS.bind(IDEWorkbenchMessages.RefreshAction_locationDeletedMessage,
				project.getName(), location.toString());

		final MessageDialog dialog = new MessageDialog(WorkbenchHelper.getShell(),
				IDEWorkbenchMessages.RefreshAction_dialogTitle, null, message, MessageDialog.QUESTION,
				new String[] { IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL }, 0) {
			@Override
			protected int getShellStyle() {
				return super.getShellStyle() | SWT.SHEET;
			}
		};
		WorkbenchHelper.run(() -> dialog.open());

		// Do the deletion back in the operation thread
		if (dialog.getReturnCode() == 0) { // yes was chosen
			project.delete(true, true, null);
		}
	}
}
 

/**
 * Checks whether the given project's location has been deleted. If so, prompts the user with whether to delete the
 * project or not.
 */
void checkLocationDeleted(final IProject project) throws CoreException {
	if (!project.exists()) { return; }
	final IFileInfo location = IDEResourceInfoUtils.getFileInfo(project.getLocationURI());
	if (!location.exists()) {
		final String message = NLS.bind(IDEWorkbenchMessages.RefreshAction_locationDeletedMessage,
				project.getName(), location.toString());

		final MessageDialog dialog =
				new MessageDialog(WorkbenchHelper.getShell(), IDEWorkbenchMessages.RefreshAction_dialogTitle, null,
						message, QUESTION, new String[] { YES_LABEL, NO_LABEL }, 0) {
					@Override
					protected int getShellStyle() {
						return super.getShellStyle() | SHEET;
					}
				};
		WorkbenchHelper.run(() -> dialog.open());

		// Do the deletion back in the operation thread
		if (dialog.getReturnCode() == 0) { // yes was chosen
			project.delete(true, true, null);
		}
	}
}
 

@Override
public String queryOverwrite(String pathString) {

	final MessageDialog dialog = new MessageDialog(getShell(), 
			"Overwrite Files?", 
			null, 
			 pathString+ " already exists. Would you like to overwrite it?",
			 MessageDialog.QUESTION,
			 new String[] { IDialogConstants.YES_LABEL,
                        IDialogConstants.NO_LABEL,
                        IDialogConstants.CANCEL_LABEL },
                        0);
	String[] response = new String[] { YES,  NO, CANCEL };
       //most likely to be called from non-ui thread
	getControl().getDisplay().syncExec(new Runnable() {
           public void run() {
               dialog.open();
           }
       });
       return dialog.getReturnCode() < 0 ? CANCEL : response[dialog
               .getReturnCode()];
}
 

/**
 * The <code>WizardDataTransfer</code> implementation of this <code>IOverwriteQuery</code> method asks the user
 * whether the existing resource at the given path should be overwritten.
 * 
 * @param pathString
 * @return the user's reply: one of <code>"YES"</code>, <code>"NO"</code>, <code>"ALL"</code>, or
 *         <code>"CANCEL"</code>
 */
public String queryOverwrite(String pathString)
{

	Path path = new Path(pathString);

	String messageString;
	// Break the message up if there is a file name and a directory
	// and there are at least 2 segments.
	if (path.getFileExtension() == null || path.segmentCount() < 2)
	{
		messageString = NLS.bind(IDEWorkbenchMessages.WizardDataTransfer_existsQuestion, pathString);
	}

	else
	{
		messageString = NLS.bind(IDEWorkbenchMessages.WizardDataTransfer_overwriteNameAndPathQuestion,
				path.lastSegment(), path.removeLastSegments(1).toOSString());
	}

	final MessageDialog dialog = new MessageDialog(getContainer().getShell(), IDEWorkbenchMessages.Question, null,
			messageString, MessageDialog.QUESTION, new String[] { IDialogConstants.YES_LABEL,
					IDialogConstants.YES_TO_ALL_LABEL, IDialogConstants.NO_LABEL, IDialogConstants.NO_TO_ALL_LABEL,
					IDialogConstants.CANCEL_LABEL }, 0);
	String[] response = new String[] { YES, ALL, NO, NO_ALL, CANCEL };
	// run in syncExec because callback is from an operation,
	// which is probably not running in the UI thread.
	getControl().getDisplay().syncExec(new Runnable()
	{
		public void run()
		{
			dialog.open();
		}
	});
	return dialog.getReturnCode() < 0 ? CANCEL : response[dialog.getReturnCode()];
}
 

/**
 * Prompts the user to determine how conflicting changes should be handled.
 * Note: This method is designed to be overridden by test cases.
 * @return 0 to sync conflicts, 1 to sync all non-conflicts, 2 to cancel
 */
private int promptForConflicts(Shell shell, SyncInfoSet syncSet) {
	String[] buttons = new String[] {IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL};
	String title = Policy.bind("SyncAction.commit.conflict.title"); //$NON-NLS-1$
	String question = Policy.bind("SyncAction.commit.conflict.question"); //$NON-NLS-1$
	final MessageDialog dialog = new MessageDialog(shell, title, null, question, MessageDialog.QUESTION, buttons, 0);
	shell.getDisplay().syncExec(new Runnable() {
		public void run() {
			dialog.open();
		}
	});
	return dialog.getReturnCode();
}
 

/**
 * Opens the confirmation dialog based on the prompt condition settings.
 */
private boolean confirmOverwrite(String msg) throws InterruptedException { 
	if (!confirmOverwrite) {
		return true;
	}
	final MessageDialog dialog = 
		new MessageDialog(shell, title, null, msg, MessageDialog.QUESTION, buttons, 0);

	// run in syncExec because callback is from an operation,
	// which is probably not running in the UI thread.
	shell.getDisplay().syncExec(
		new Runnable() {
			public void run() {
				dialog.open();
			}
		});
	if (hasMultipleResources) {
		switch (dialog.getReturnCode()) {
			case 0://Yes
				return true;
			case 1://Yes to all
				confirmOverwrite = false; 
				return true;
			case 2://No
				return false;
			case 3://Cancel
			default:
				throw new InterruptedException();
		}
	} else {
		return dialog.getReturnCode() == 0;
	}
}
 

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
	if (selection == null || !(selection instanceof IStructuredSelection)) {
		return null;
	}
	IStructuredSelection currentSelection = (IStructuredSelection) selection;
	if (currentSelection.size() > 0) {			
		MessageDialog dialog = new MessageDialog(null,
				"Delete Term",
				null,
				"Are you sure you want to delete terms: " + 
						currentSelection.toList()
							.stream()
							.filter(s -> s instanceof Term)
							.map(s -> ((Term) s).getName())
							.collect(Collectors.joining(", ")),
				MessageDialog.QUESTION,
				new String[]{"Yes", "Cancel"},
				0);
		dialog.setBlockOnOpen(true);
		if (dialog.open() == MessageDialog.OK && dialog.getReturnCode() == MessageDialog.OK) {
			List<Term> termsToDelete = new ArrayList<>(currentSelection.size());
			currentSelection.toList().stream()
					.filter(s -> s instanceof Term)
					.forEach(s -> termsToDelete.add((Term) s));;
			TermDeleter.delete(termsToDelete);
		}
	}
	
	return null;
}
 

private Runnable createQueryRunnable(final String question, final int[] result){
	return new Runnable() {
		public void run() {
			MessageDialog dialog= new MessageDialog(
				fShell,
				fDialogTitle,
				null,
				question,
				MessageDialog.QUESTION,
				getButtonLabels(),
				0);
			dialog.open();

			switch (dialog.getReturnCode()) {
				case -1 : //MessageDialog closed without choice => cancel | no
					//see also https://bugs.eclipse.org/bugs/show_bug.cgi?id=48400
					result[0]= IDialogConstants.CANCEL_ID;
					break;
				default:
					result[0]= dialog.getReturnCode();
			}
		}

		private String[] getButtonLabels() {
			return new String[] {IDialogConstants.SKIP_LABEL, ReorgMessages.ReorgQueries_skip_all, IDialogConstants.CANCEL_LABEL};
		}
	};
}
 

/**
 * Revert to last valid.
 *
 * @param msg the msg
 * @param msgDetails the msg details
 * @return true, if successful
 */
private boolean revertToLastValid(String msg, String msgDetails) {
  String[] buttonLabels = new String[2];
  buttonLabels[0] = Messages.getString("MultiPageEditor.revertToLastValid"); //$NON-NLS-1$
  buttonLabels[1] = Messages.getString("MultiPageEditor.EditExisting"); //$NON-NLS-1$
  MessageDialog dialog = new MessageDialog(getEditorSite().getShell(), msg, null, msgDetails,
          MessageDialog.WARNING, buttonLabels, 0);
  dialog.open();
  // next line depends on return code for button 1 (which is 1)
  // and CANCEL code both being == 1
  return dialog.getReturnCode() == 0;
}
 

private Runnable createQueryRunnable(final String question, final int[] result) {
	return new Runnable() {
		public void run() {
			int[] resultId= getResultIDs();

			MessageDialog dialog= new MessageDialog(
				fShell,
				fDialogTitle,
				null,
				question,
				MessageDialog.QUESTION,
				getButtonLabels(),
				0);
			dialog.open();

			if (dialog.getReturnCode() == -1) { //MessageDialog closed without choice => cancel | no
				//see also https://bugs.eclipse.org/bugs/show_bug.cgi?id=48400
				result[0]= fAllowCancel ? IDialogConstants.CANCEL_ID : IDialogConstants.NO_ID;
			} else {
				result[0]= resultId[dialog.getReturnCode()];
			}
		}

		private String[] getButtonLabels() {
			if (YesYesToAllNoNoToAllQuery.this.fAllowCancel)
				return new String[] {
					IDialogConstants.YES_LABEL,
					IDialogConstants.YES_TO_ALL_LABEL,
					IDialogConstants.NO_LABEL,
					IDialogConstants.NO_TO_ALL_LABEL,
					IDialogConstants.CANCEL_LABEL };
			else
				return new String[] {
					IDialogConstants.YES_LABEL,
					IDialogConstants.YES_TO_ALL_LABEL,
					IDialogConstants.NO_LABEL,
					IDialogConstants.NO_TO_ALL_LABEL};
		}

		private int[] getResultIDs() {
			if (YesYesToAllNoNoToAllQuery.this.fAllowCancel)
				return new int[] {
					IDialogConstants.YES_ID,
					IDialogConstants.YES_TO_ALL_ID,
					IDialogConstants.NO_ID,
					IDialogConstants.NO_TO_ALL_ID,
					IDialogConstants.CANCEL_ID};
			else
				return new int[] {
					IDialogConstants.YES_ID,
					IDialogConstants.YES_TO_ALL_ID,
					IDialogConstants.NO_ID,
					IDialogConstants.NO_TO_ALL_ID};
		}
	};
}
 

private Runnable createQueryRunnable(final String question, final int[] result){
	return new Runnable() {
		public void run() {
			MessageDialog dialog= new MessageDialog(
				fShell,
				fDialogTitle,
				null,
				question,
				MessageDialog.QUESTION,
				getButtonLabels(),
				0);
			dialog.open();

			switch (dialog.getReturnCode()) {
				case -1 : //MessageDialog closed without choice => cancel | no
					//see also https://bugs.eclipse.org/bugs/show_bug.cgi?id=48400
					result[0]= fAllowCancel ? IDialogConstants.CANCEL_ID : IDialogConstants.NO_ID;
					break;
				case 0 :
					result[0]= IDialogConstants.YES_ID;
					break;
				case 1 :
					result[0]= IDialogConstants.NO_ID;
					break;
				case 2 :
					if (fAllowCancel)
						result[0]= IDialogConstants.CANCEL_ID;
					else
						Assert.isTrue(false);
					break;
				default :
					Assert.isTrue(false);
					break;
			}
		}

		private String[] getButtonLabels() {
			if (fAllowCancel)
				return new String[] {IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL, IDialogConstants.CANCEL_LABEL };
			else
				return new String[] {IDialogConstants.YES_LABEL, IDialogConstants.NO_LABEL};
		}
	};
}
 

/**
 * The <code>WizardDataTransfer</code> implementation of this
 * <code>IOverwriteQuery</code> method asks the user whether the existing
 * resource at the given path should be overwritten.
 * 
 * @param pathString
 * @return the user's reply: one of <code>"YES"</code>, <code>"NO"</code>,
 * 	<code>"ALL"</code>, or <code>"CANCEL"</code>
 */
public String queryOverwrite(String pathString) {

	Path path = new Path(pathString);

	String messageString;
	// Break the message up if there is a file name and a directory
	// and there are at least 2 segments.
	if (path.getFileExtension() == null || path.segmentCount() < 2) {
		messageString = NLS.bind(
				IDEWorkbenchMessages.WizardDataTransfer_existsQuestion,
				pathString);
	} else {
		messageString = NLS
				.bind(
						IDEWorkbenchMessages.WizardDataTransfer_overwriteNameAndPathQuestion,
						path.lastSegment(), path.removeLastSegments(1)
								.toOSString());
	}

	final MessageDialog dialog = new MessageDialog(getContainer()
			.getShell(), IDEWorkbenchMessages.Question, null,
			messageString, MessageDialog.QUESTION, new String[] {
					IDialogConstants.YES_LABEL,
					IDialogConstants.YES_TO_ALL_LABEL,
					IDialogConstants.NO_LABEL,
					IDialogConstants.NO_TO_ALL_LABEL,
					IDialogConstants.CANCEL_LABEL }, 0) {
		protected int getShellStyle() {
			return super.getShellStyle() | SWT.SHEET;
		}
	};
	String[] response = new String[] { YES, ALL, NO, NO_ALL, CANCEL };
	// run in syncExec because callback is from an operation,
	// which is probably not running in the UI thread.
	getControl().getDisplay().syncExec(new Runnable() {
		public void run() {
			dialog.open();
		}
	});
	return dialog.getReturnCode() < 0 ? CANCEL : response[dialog
			.getReturnCode()];
}
 

/**
 * The <code>WizardDataTransfer</code> implementation of this
 * <code>IOverwriteQuery</code> method asks the user whether the existing
 * resource at the given path should be overwritten.
 * 
 * @param pathString
 * @return the user's reply: one of <code>"YES"</code>, <code>"NO"</code>,
 * 	<code>"ALL"</code>, or <code>"CANCEL"</code>
 */
public String queryOverwrite(String pathString) {

	Path path = new Path(pathString);

	String messageString;
	// Break the message up if there is a file name and a directory
	// and there are at least 2 segments.
	if (path.getFileExtension() == null || path.segmentCount() < 2) {
		messageString = NLS.bind(
				IDEWorkbenchMessages.WizardDataTransfer_existsQuestion,
				pathString);
	} else {
		messageString = NLS
				.bind(
						IDEWorkbenchMessages.WizardDataTransfer_overwriteNameAndPathQuestion,
						path.lastSegment(), path.removeLastSegments(1)
								.toOSString());
	}

	final MessageDialog dialog = new MessageDialog(getContainer()
			.getShell(), IDEWorkbenchMessages.Question, null,
			messageString, MessageDialog.QUESTION, new String[] {
					IDialogConstants.YES_LABEL,
					IDialogConstants.YES_TO_ALL_LABEL,
					IDialogConstants.NO_LABEL,
					IDialogConstants.NO_TO_ALL_LABEL,
					IDialogConstants.CANCEL_LABEL }, 0) {
		protected int getShellStyle() {
			return super.getShellStyle() | SWT.SHEET;
		}
	};
	String[] response = new String[] { YES, ALL, NO, NO_ALL, CANCEL };
	// run in syncExec because callback is from an operation,
	// which is probably not running in the UI thread.
	getControl().getDisplay().syncExec(new Runnable() {
		public void run() {
			dialog.open();
		}
	});
	return dialog.getReturnCode() < 0 ? CANCEL : response[dialog
			.getReturnCode()];
}