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/*******************************************************************************
* Copyright (c) 2000, 2004 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ui.preferences;
import java.util.Collection;
import java.util.List;
import org.eclipse.jface.viewers.*;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.TableEditor;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.*;
import org.eclipse.team.core.Team;
import org.eclipse.team.internal.ui.SWTUtils;
public class FileTypeTable implements ICellModifier, IStructuredContentProvider, ITableLabelProvider {
private final static int COMBO_INDEX_BINARY= 0;
private final static int COMBO_INDEX_TEXT= 1;
private final static String [] MODES_TEXT= { "Binary", "ASCII Text" };
private final static int COMBO_INDEX_SAVE= 0;
private final static int COMBO_INDEX_DONT_SAVE= 1;
private static final String [] SAVE_TEXT= { "Yes", "No" };
public interface PixelConverter {
int convertWidthInCharsToPixels(int chars);
}
public abstract static class Item {
public final String name;
public boolean save;
public int mode;
public Item(String name) { this.name= name; save= true; mode= Team.BINARY; }
}
public static class Extension extends Item {
public Extension(String name) { super(name); }
}
public static class Name extends Item {
public Name(String name) { super(name); }
}
private final static int SMALL_COLUMN= 15;
private final static int LARGE_COLUMN= 30;
protected static final String ITEM = "item";
protected static final String PROPERTY_MODE= "mode";
protected static final String PROPERTY_SAVE= "save";
private final TableViewer fTableViewer;
private final List fItems;
private final boolean fShowSaveColumn;
public FileTypeTable(Composite composite, PixelConverter converter, List items, boolean showSaveColumn) {
fShowSaveColumn= showSaveColumn;
fItems= items;
/**
* Create a table.
*/
final Table table = new Table(composite, SWT.V_SCROLL | SWT.BORDER | SWT.MULTI | SWT.FULL_SELECTION);
table.setLayoutData(SWTUtils.createHVFillGridData());
table.setLinesVisible(false);
table.setHeaderVisible(true);
/**
* Create a viewer for the table.
*/
fTableViewer = new TableViewer(table);
fTableViewer.setContentProvider(this);
fTableViewer.setLabelProvider(this);
fTableViewer.setSorter(new ViewerSorter() {
public int category(Object element) {
if (element instanceof Extension)
return 0;
if (element instanceof Name) {
return 1;
}
return 2;
}
});
/**
* The 'Extension' column
*/
final TableColumn fileColumn = new TableColumn(table, SWT.NONE, 0);
fileColumn.setWidth(converter.convertWidthInCharsToPixels(LARGE_COLUMN));
fileColumn.setText("Name/Extension");
/**
* The 'Mode' column
*/
final TableColumn modeColumn = new TableColumn(table, SWT.NONE, 1);
modeColumn.setWidth(converter.convertWidthInCharsToPixels(SMALL_COLUMN));
modeColumn.setText("Content");
/**
* The 'Save' column
*/
if (fShowSaveColumn) {
final TableColumn saveColumn = new TableColumn(table, SWT.NONE, 2);
saveColumn.setWidth(converter.convertWidthInCharsToPixels(LARGE_COLUMN));
saveColumn.setText("Remember decision?");
}
/**
* Add a cell editor in the Keyword Substitution Mode column
*/
new TableEditor(table);
final CellEditor modeEditor = new ComboBoxCellEditor(table, MODES_TEXT, SWT.READ_ONLY);
final CellEditor saveEditor= new ComboBoxCellEditor(table, SAVE_TEXT, SWT.READ_ONLY);
if (fShowSaveColumn) {
fTableViewer.setCellEditors(new CellEditor[] { null, modeEditor, saveEditor });
fTableViewer.setColumnProperties(new String [] { ITEM, PROPERTY_MODE, PROPERTY_SAVE });
} else {
fTableViewer.setCellEditors(new CellEditor [] { null, modeEditor });
fTableViewer.setColumnProperties(new String [] { ITEM, PROPERTY_MODE });
}
fTableViewer.setCellModifier(this);
fTableViewer.setInput(fItems);
}
public Object getValue(Object element, String property) {
final Item item= (Item)element;
if (PROPERTY_MODE.equals(property)) {
if (item.mode == Team.BINARY)
return new Integer(COMBO_INDEX_BINARY);
if (item.mode == Team.TEXT)
return new Integer(COMBO_INDEX_TEXT);
}
if (fShowSaveColumn && PROPERTY_SAVE.equals(property)) {
return new Integer(item.save ? COMBO_INDEX_SAVE : COMBO_INDEX_DONT_SAVE);
}
return null;
}
public boolean canModify(Object element, String property) {
return PROPERTY_MODE.equals(property) || (fShowSaveColumn && PROPERTY_SAVE.equals(property));
}
public void modify(Object element, String property, Object value) {
final IStructuredSelection selection = (IStructuredSelection)fTableViewer.getSelection();
final Item item= (Item)selection.getFirstElement();
final int comboIndex = ((Integer)value).intValue();
if (PROPERTY_MODE.equals(property)) {
if (comboIndex == COMBO_INDEX_BINARY)
item.mode= Team.BINARY;
if (comboIndex == COMBO_INDEX_TEXT)
item.mode= Team.TEXT;
}
if (fShowSaveColumn && PROPERTY_SAVE.equals(property)) {
item.save= COMBO_INDEX_SAVE == comboIndex;
}
fTableViewer.refresh(item);
}
public Image getColumnImage(Object element, int columnIndex) {
return null;
}
public String getColumnText(Object element, int columnIndex) {
final Item item= (Item) element;
if (columnIndex == 0) {
return (item instanceof Extension ? "*." : "") + item.name;
}
if (columnIndex == 1) {
if (item.mode == Team.BINARY) {
return MODES_TEXT[COMBO_INDEX_BINARY];
} else if (item.mode == Team.TEXT) {
return MODES_TEXT[COMBO_INDEX_TEXT];
}
}
if (columnIndex == 2) {
if (fShowSaveColumn) return SAVE_TEXT[item.save ? COMBO_INDEX_SAVE : COMBO_INDEX_DONT_SAVE];
}
return null;
}
public void addListener(ILabelProviderListener listener) {}
public void dispose() {}
public boolean isLabelProperty(Object element, String property) {
return false;
}
public void removeListener(ILabelProviderListener listener) {}
public Object[] getElements(Object inputElement) {
return ((Collection)inputElement).toArray();
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
public IStructuredSelection getSelection() {
return (IStructuredSelection)fTableViewer.getSelection();
}
public void setInput(List items) {
fItems.clear();
fItems.addAll(items);
fTableViewer.refresh();
}
public TableViewer getViewer() {
return fTableViewer;
}
}
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