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/*******************************************************************************
* Copyright (c) 2006, 2013 Tom Schindl and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Tom Schindl - initial API and implementation
* Hendrik Still <hendrik.still@gammas.de> - bug 417676
*******************************************************************************/
package org.eclipse.jface.snippets.viewers;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.ColumnViewerEditor;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TableViewerColumn;
import org.eclipse.jface.viewers.TableViewerEditor;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
/**
* Shows how to setup a Viewer to start cell editing on double click
*
* @author Tom Schindl <tom.schindl@bestsolution.at>
*
*/
public class Snippet052DouleClickCellEditor {
private class MyContentProvider implements IStructuredContentProvider<MyModel,List<MyModel>> {
public MyModel[] getElements(List<MyModel> inputElement) {
MyModel[] myModels = new MyModel[inputElement.size()];
return inputElement.toArray(myModels);
}
public void dispose() {
}
public void inputChanged(Viewer<? extends List<MyModel>> viewer, List<MyModel> oldInput, List<MyModel> newInput) {
}
}
public static boolean flag = true;
public class MyModel {
public int counter;
public MyModel(int counter) {
this.counter = counter;
}
public String toString() {
return "Item " + this.counter;
}
}
public Snippet052DouleClickCellEditor(Shell shell) {
final TableViewer<MyModel,List<MyModel>> v = new TableViewer<MyModel,List<MyModel>>(shell, SWT.BORDER
| SWT.FULL_SELECTION);
v.setContentProvider(new MyContentProvider());
v.setCellEditors(new CellEditor[] { new TextCellEditor(v.getTable()),
new TextCellEditor(v.getTable()),
new TextCellEditor(v.getTable()) });
v.setCellModifier(new ICellModifier() {
public boolean canModify(Object element, String property) {
return true;
}
public Object getValue(Object element, String property) {
return "Column " + property + " => " + element.toString();
}
public void modify(Object element, String property, Object value) {
}
});
v.setColumnProperties(new String[] { "1", "2", "3" });
ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(
v) {
protected boolean isEditorActivationEvent(
ColumnViewerEditorActivationEvent event) {
return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
|| event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
}
};
TableViewerEditor.create(v, actSupport,
ColumnViewerEditor.TABBING_HORIZONTAL
| ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
| ColumnViewerEditor.TABBING_VERTICAL
| ColumnViewerEditor.KEYBOARD_ACTIVATION);
TableViewerColumn<MyModel,List<MyModel>> column = new TableViewerColumn<MyModel,List<MyModel>>(v, SWT.NONE);
column.getColumn().setWidth(200);
column.getColumn().setMoveable(true);
column.getColumn().setText("Column 1");
column.setLabelProvider(new ColumnLabelProvider<MyModel,List<MyModel>>());
column = new TableViewerColumn<MyModel,List<MyModel>>(v, SWT.NONE);
column.getColumn().setWidth(200);
column.getColumn().setMoveable(true);
column.getColumn().setText("Column 2");
column.setLabelProvider(new ColumnLabelProvider<MyModel,List<MyModel>>());
column = new TableViewerColumn<MyModel,List<MyModel>>(v, SWT.NONE);
column.getColumn().setWidth(200);
column.getColumn().setMoveable(true);
column.getColumn().setText("Column 3");
column.setLabelProvider(new ColumnLabelProvider<MyModel,List<MyModel>>());
List<MyModel> model = createModel();
v.setInput(model);
v.getTable().setLinesVisible(true);
v.getTable().setHeaderVisible(true);
}
private List<MyModel> createModel() {
List<MyModel> elements = new ArrayList<MyModel>(10);
for( int i = 0; i < 10; i++ ) {
elements.add(i,new MyModel(i));
}
return elements;
}
/**
* @param args
*/
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
new Snippet052DouleClickCellEditor(shell);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}
|
