Example usage for org.eclipse.jface.fieldassist ControlDecoration addMenuDetectListener

Introduction

In this page you can find the example usage for org.eclipse.jface.fieldassist ControlDecoration addMenuDetectListener.

Prototype

public void addMenuDetectListener(MenuDetectListener listener) 

Source Link

Document

Adds the listener to the collection of listeners who will be notified when the platform-specific context menu trigger has occurred, by sending it one of the messages defined in the MenuDetectListener interface.

Usage

From source file:org.eclipse.ui.examples.fieldassist.FieldAssistTestDialog.java

License:Open Source License

void createSecurityGroup(Composite parent) {

    Group main = new Group(parent, SWT.NONE);
    main.setLayoutData(new GridData(GridData.FILL_BOTH));
    main.setText(TaskAssistExampleMessages.ExampleDialog_SecurityGroup);
    GridLayout layout = new GridLayout();
    layout.numColumns = 2;//from   w w w. j  a v a 2 s  . c  o  m
    layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
    layout.marginWidth = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);
    layout.verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);
    layout.horizontalSpacing = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING);
    main.setLayout(layout);

    Label label = new Label(main, SWT.LEFT);
    label.setText(TaskAssistExampleMessages.ExampleDialog_UserName);

    // Create a field representing a user name
    Text text = new Text(main, SWT.BORDER);
    ControlDecoration dec = new ControlDecoration(text, getDecorationLocationBits());
    dec.setMarginWidth(marginWidth);
    dec.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent event) {
            MessageDialog.openInformation(getShell(), TaskAssistExampleMessages.ExampleDialog_SelectionTitle,
                    TaskAssistExampleMessages.ExampleDialog_SelectionMessage);
        }

        public void widgetDefaultSelected(SelectionEvent e) {
            // Nothing on default select
        }
    });

    textField = new UserField(dec, text, new TextContentAdapter());
    dec.addMenuDetectListener(new MenuDetectListener() {
        public void menuDetected(MenuDetectEvent event) {
            // no quick fix if we aren't in error state.
            if (textField.isValid()) {
                return;
            }
            if (textField.quickFixMenu == null) {
                textField.quickFixMenu = createQuickFixMenu(textField);
            }
            textField.quickFixMenu.setLocation(event.x, event.y);
            textField.quickFixMenu.setVisible(true);
        }
    });
    if (showRequiredFieldLabelIndicator && textField.isRequiredField()) {
        addRequiredFieldIndicator(label);
    }
    text.addModifyListener(new ModifyListener() {
        public void modifyText(ModifyEvent event) {
            handleModify(textField);
        }
    });

    text.setText(username);
    installContentProposalAdapter(text, new TextContentAdapter());
    text.setLayoutData(getFieldGridData());

    label = new Label(main, SWT.LEFT);
    label.setText(TaskAssistExampleMessages.ExampleDialog_ComboUserName);

    // Create a combo field representing a user name
    Combo combo = new Combo(main, SWT.BORDER | SWT.DROP_DOWN);
    dec = new ControlDecoration(combo, getDecorationLocationBits());
    dec.setMarginWidth(marginWidth);
    comboField = new UserField(dec, combo, new ComboContentAdapter());

    dec.addMenuDetectListener(new MenuDetectListener() {
        public void menuDetected(MenuDetectEvent event) {
            // no quick fix if we aren't in error state.
            if (comboField.isValid()) {
                return;
            }
            if (comboField.quickFixMenu == null) {
                comboField.quickFixMenu = createQuickFixMenu(comboField);
            }
            comboField.quickFixMenu.setLocation(event.x, event.y);
            comboField.quickFixMenu.setVisible(true);
        }
    });
    dec.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent event) {
            MessageDialog.openInformation(getShell(),
                    TaskAssistExampleMessages.ExampleDialog_DefaultSelectionTitle,
                    TaskAssistExampleMessages.ExampleDialog_DefaultSelectionMessage);
        }

        public void widgetSelected(SelectionEvent e) {
            // Do nothing on selection
        }
    });

    if (showRequiredFieldLabelIndicator) {
        addRequiredFieldIndicator(label);
    }
    combo.addModifyListener(new ModifyListener() {
        public void modifyText(ModifyEvent event) {
            handleModify(comboField);
        }
    });

    combo.setText(username);
    combo.setItems(validUsers);
    combo.setLayoutData(getFieldGridData());
    installContentProposalAdapter(combo, new ComboContentAdapter());

    // Create a spinner representing a user age
    label = new Label(main, SWT.LEFT);
    label.setText(TaskAssistExampleMessages.ExampleDialog_Age);

    Spinner spinner = new Spinner(main, SWT.BORDER);
    dec = new ControlDecoration(spinner, getDecorationLocationBits());
    dec.setMarginWidth(marginWidth);

    if (showRequiredFieldLabelIndicator) {
        addRequiredFieldIndicator(label);
    }
    final SmartField spinnerField = new AgeField(dec, spinner, new SpinnerContentAdapter());
    spinner.addModifyListener(new ModifyListener() {
        public void modifyText(ModifyEvent event) {
            handleModify(spinnerField);
        }
    });
    spinner.setSelection(40);
    spinner.setLayoutData(getFieldGridData());

    // This field has no decorator
    label = new Label(main, SWT.LEFT);
    label.setText(TaskAssistExampleMessages.ExampleDialog_Password);
    text = new Text(main, SWT.BORDER | SWT.PASSWORD);
    text.setText("******"); //$NON-NLS-1$
    text.setLayoutData(getFieldGridData());
    if (showRequiredFieldLabelIndicator) {
        addRequiredFieldIndicator(label);
    }

    // This tests multi-line text popup placement
    label = new Label(main, SWT.LEFT);
    label.setText(TaskAssistExampleMessages.FieldAssistTestDialog_Comments);
    text = new Text(main, SWT.BORDER | SWT.MULTI | SWT.WRAP);
    text.setText(TaskAssistExampleMessages.FieldAssistTestDialog_CommentsDefaultContent);
    text.setLayoutData(getMultiLineTextFieldGridData());
    if (showRequiredFieldLabelIndicator) {
        addRequiredFieldIndicator(label);
    }
    installContentProposalAdapter(text, new TextContentAdapter());

}

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