Example usage for org.eclipse.jface.viewers CellEditor CellEditor

Introduction

In this page you can find the example usage for org.eclipse.jface.viewers CellEditor CellEditor.

Prototype

protected CellEditor(Composite parent, int style) 

Source Link

Document

Creates a new cell editor under the given parent control.

Usage

From source file:net.refractions.udig.project.ui.internal.properties.GeometryPropertyDescriptor.java

License:Open Source License

/**
 * @see org.eclipse.ui.views.properties.PropertyDescriptor#createPropertyEditor(org.eclipse.swt.widgets.Composite)
 *//*from w  w w .  j  av a  2 s  .co  m*/
public CellEditor createPropertyEditor(Composite parent) {

    return new CellEditor(parent, SWT.NONE) {

        Geometry geometry;
        private Button button;
        private Label label;

        protected Control createControl(Composite comp) {
            Composite parent = new Composite(comp, SWT.NONE);
            parent.setLayout(new GridLayout(2, false));
            label = new Label(parent, SWT.READ_ONLY);
            if (geometry != null)
                label.setText(getLabelProvider().getText(geometry));
            GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
            data.verticalSpan = 2;
            label.setLayoutData(data);
            button = new Button(parent, SWT.PUSH | SWT.FLAT);
            button.setText(Messages.GeometryPropertyDescriptor_viewButton_text);
            data = new GridData(SWT.RIGHT, SWT.TOP, false, false);
            data.verticalSpan = 1;
            button.setLayoutData(data);
            button.addListener(SWT.MouseUp, new Listener() {

                public void handleEvent(Event event) {
                    MapEditorPart editor = (MapEditorPart) PlatformUI.getWorkbench().getActiveWorkbenchWindow()
                            .getActivePage().getActiveEditor();
                    Map map = editor.getMap();
                    Envelope env = geometry.getEnvelopeInternal();
                    try {
                        env = JTS.transform(env, map.getEditManager().getEditLayer().layerToMapTransform());
                    } catch (Exception e1) {
                        ProjectUIPlugin.log(null, e1);
                    }
                    map.sendCommandASync(new SetViewportBBoxCommand(env, map.getViewportModel().getCRS()));
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().activate(editor);
                }

            });
            button.addKeyListener(new KeyAdapter() {
                public void keyReleased(KeyEvent e) {
                    if (e.character == '\u001b') { // Escape
                        fireCancelEditor();
                    }
                }
            });
            return parent;
        }

        protected Object doGetValue() {
            return geometry;
        }

        protected void doSetFocus() {
            button.setFocus();
        }

        protected void doSetValue(Object value) {
            geometry = (Geometry) value;
            label.setText(getLabelProvider().getText(geometry));
        }

    };
}

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