Attachment 128470 Details for Bug 268135 – Test snippet

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Test snippet

Snippet036FocusBorderCellHighlighter.java (text/plain), 6.84 KB, created by Thomas Schindl

on 2009-03-11 18:42:24 EDT

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Filename:

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Creator: Thomas Schindl

Created: 2009-03-11 18:42:24 EDT

Size: 6.84 KB

patch

obsolete

>/*******************************************************************************
> * Copyright (c) 2006 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
> *******************************************************************************/
>
>package org.eclipse.jface.snippets.viewers;
>
>import org.eclipse.jface.resource.FontRegistry;
>import org.eclipse.jface.viewers.CellEditor;
>import org.eclipse.jface.viewers.ColumnViewerEditor;
>import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
>import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
>import org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter;
>import org.eclipse.jface.viewers.ICellModifier;
>import org.eclipse.jface.viewers.IStructuredContentProvider;
>import org.eclipse.jface.viewers.ITableColorProvider;
>import org.eclipse.jface.viewers.ITableFontProvider;
>import org.eclipse.jface.viewers.ITableLabelProvider;
>import org.eclipse.jface.viewers.LabelProvider;
>import org.eclipse.jface.viewers.TableViewer;
>import org.eclipse.jface.viewers.TableViewerEditor;
>import org.eclipse.jface.viewers.TableViewerFocusCellManager;
>import org.eclipse.jface.viewers.TextCellEditor;
>import org.eclipse.jface.viewers.Viewer;
>import org.eclipse.jface.viewers.ViewerCell;
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.graphics.Color;
>import org.eclipse.swt.graphics.Font;
>import org.eclipse.swt.graphics.Image;
>import org.eclipse.swt.layout.FillLayout;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Shell;
>import org.eclipse.swt.widgets.TableColumn;
>
>/**
> * Example of a different focus cell rendering with a simply focus border
> * 
> * @author Tom Schindl <tom.schindl@bestsolution.at>
> * 
> */
>public class Snippet036FocusBorderCellHighlighter {
>
>	private class MyContentProvider implements IStructuredContentProvider {
>
>		/*
>		 * (non-Javadoc)
>		 * 
>		 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
>		 */
>		public Object[] getElements(Object inputElement) {
>			return (MyModel[]) inputElement;
>		}
>
>		/*
>		 * (non-Javadoc)
>		 * 
>		 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
>		 */
>		public void dispose() {
>
>		}
>
>		/*
>		 * (non-Javadoc)
>		 * 
>		 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
>		 *      java.lang.Object, java.lang.Object)
>		 */
>		public void inputChanged(Viewer viewer, Object oldInput, Object 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 class MyLabelProvider extends LabelProvider implements
>			ITableLabelProvider, ITableFontProvider, ITableColorProvider {
>		FontRegistry registry = new FontRegistry();
>
>		public Image getColumnImage(Object element, int columnIndex) {
>			return null;
>		}
>
>		public String getColumnText(Object element, int columnIndex) {
>			return "Column " + columnIndex + " => " + element.toString();
>		}
>
>		public Font getFont(Object element, int columnIndex) {
>			return null;
>		}
>
>		public Color getBackground(Object element, int columnIndex) {
>			return null;
>		}
>
>		public Color getForeground(Object element, int columnIndex) {
>			return null;
>		}
>
>	}
>
>	public Snippet036FocusBorderCellHighlighter(final Shell shell) {
>		final TableViewer v = new TableViewer(shell, SWT.BORDER|SWT.MULTI|SWT.FULL_SELECTION);
>		v.setLabelProvider(new MyLabelProvider());
>		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"});
>		
>		TableViewerFocusCellManager focusCellManager = new TableViewerFocusCellManager(v,new FocusCellOwnerDrawHighlighter(v) {
>			protected Color getUnselectedCellBackgroundColor(ViewerCell cell) {
>				return shell.getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION);
>			}
>			
>			protected Color getUnselectedCellForegroundColor(ViewerCell cell) {
>				return shell.getDisplay().getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT);
>			}
>			
>			protected Color getSelectedCellBackgroundColor(ViewerCell cell) {
>				return shell.getDisplay().getSystemColor(SWT.COLOR_BLUE);
>			}
>			
>			protected Color getSelectedCellForegroundColor(ViewerCell cell) {
>				return shell.getDisplay().getSystemColor(SWT.COLOR_WHITE);
>			}
>		});
>		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.KEY_PRESSED && event.keyCode == SWT.CR)
>						|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
>			}
>		};
>		
>		TableViewerEditor.create(v, focusCellManager, actSupport, ColumnViewerEditor.TABBING_HORIZONTAL
>				| ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
>				| ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION);
>
>		
>		TableColumn column = new TableColumn(v.getTable(), SWT.NONE);
>		column.setWidth(200);
>		column.setMoveable(true);
>		column.setText("Column 1");
>
>		column = new TableColumn(v.getTable(), SWT.NONE);
>		column.setWidth(200);
>		column.setMoveable(true);
>		column.setText("Column 2");
>
>		column = new TableColumn(v.getTable(), SWT.NONE);
>		column.setWidth(200);
>		column.setMoveable(true);
>		column.setText("Column 3");
>
>		
>		MyModel[] model = createModel();
>		v.setInput(model);
>		v.getTable().setLinesVisible(true);
>		v.getTable().setHeaderVisible(true);
>	}
>
>	private MyModel[] createModel() {
>		MyModel[] elements = new MyModel[10];
>
>		for (int i = 0; i < 10; i++) {
>			elements[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 Snippet036FocusBorderCellHighlighter(shell);
>		shell.open();
>
>		while (!shell.isDisposed()) {
>			if (!display.readAndDispatch())
>				display.sleep();
>		}
>
>		display.dispose();
>
>	}
>
>}

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Attachments on bug 268135: 128469 | 128470 | 197612 | 211087