/**
* Created on May 3, 2010
*
* Copyright 2008 Vuze, Inc. All rights reserved.
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.gudy.azureus2.ui.swt.views.table.impl;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.swt.custom.ControlEditor;
import org.eclipse.swt.custom.TableEditor;
import org.eclipse.swt.custom.TreeEditor;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.widgets.*;
import org.gudy.azureus2.core3.util.Debug;
import org.gudy.azureus2.ui.swt.views.table.TableColumnOrTreeColumn;
import org.gudy.azureus2.ui.swt.views.table.TableItemOrTreeItem;
import org.gudy.azureus2.ui.swt.views.table.TableOrTreeSWT;
/**
* @author TuxPaper
* @created May 3, 2010
*
*/
public class TableOrTreeUtils
{
private static Map<Object, Object> mapDelegates = new HashMap<Object, Object>();
public static TableItemOrTreeItem getEventItem(Widget item) {
synchronized (mapDelegates) {
Object object = mapDelegates.get(item);
if (object instanceof TableItemOrTreeItem) {
return (TableItemOrTreeItem) object;
}
}
TableItemOrTreeItem delegate = null;
synchronized (mapDelegates) {
if (item instanceof TreeItem) {
delegate = new TreeItemDelegate((TreeItem) item);
mapDelegates.put(item, delegate);
} else if (item instanceof TableItem) {
delegate = new TableItemDelegate((TableItem) item);
mapDelegates.put(item, delegate);
}
}
if (delegate != null) {
delegate.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
synchronized (mapDelegates) {
mapDelegates.remove(e.widget);
}
}
});
}
return delegate;
}
public static TableOrTreeSWT getTableOrTreeSWT(Widget widget) {
synchronized (mapDelegates) {
Object object = mapDelegates.get(widget);
if (object instanceof TableOrTreeSWT) {
return (TableOrTreeSWT) object;
}
}
TableOrTreeSWT delegate = null;
synchronized (mapDelegates) {
if (widget instanceof Tree) {
delegate = new TreeDelegate((Tree) widget);
mapDelegates.put(widget, delegate);
} else if (widget instanceof Table) {
delegate = new TableDelegate((Table) widget);
mapDelegates.put(widget, delegate);
}
}
if (delegate != null) {
delegate.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
synchronized (mapDelegates) {
mapDelegates.remove(e.widget);
}
}
});
}
return delegate;
}
public static TableItemOrTreeItem createNewItem(TableOrTreeSWT parent,
int style) {
TableItemOrTreeItem delegate = null;
synchronized (mapDelegates) {
if (parent instanceof TreeDelegate) {
delegate = new TreeItemDelegate(parent, style);
mapDelegates.put(((TreeItemDelegate) delegate).item, delegate);
} else if (parent instanceof TableDelegate) {
delegate = new TableItemDelegate((TableDelegate) parent, style);
mapDelegates.put(((TableItemDelegate)delegate).item, delegate);
}
}
if (delegate != null) {
delegate.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
synchronized (mapDelegates) {
mapDelegates.remove(e.widget);
}
}
});
}
return delegate;
}
public static TableColumnOrTreeColumn getTableColumnEventItem(Widget item) {
if (item instanceof TreeColumn) {
return new TreeColumnDelegate((TreeColumn) item);
}
if (item instanceof TableColumn) {
return new TableColumnDelegate((TableColumn) item);
}
return null;
}
public static TableOrTreeSWT createGrid(Composite parent, int style,
boolean tree) {
TableOrTreeSWT delegate = null;
synchronized (mapDelegates) {
if (tree) {
try {
delegate = new TreeDelegate(parent, style);
mapDelegates.put(((TreeDelegate) delegate).getComposite(), delegate);
} catch (Exception e) {
Debug.out(e);
}
} else {
delegate = new TableDelegate(parent, style);
mapDelegates.put(((TableDelegate)delegate).getComposite(), delegate);
}
}
if (delegate != null) {
delegate.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
synchronized (mapDelegates) {
mapDelegates.remove(e.widget);
}
}
});
}
return delegate;
}
public static ControlEditor createTableOrTreeEditor(TableOrTreeSWT tableOrTree) {
return (tableOrTree instanceof TreeDelegate) ? new TreeEditor(
(Tree) tableOrTree.getComposite()) : new TableEditor(
(Table) tableOrTree.getComposite());
}
/**
* @since 4.4.0.5
*/
public static void setEditorItem(ControlEditor editor, Control input,
int column, TableItemOrTreeItem item) {
if (item instanceof TreeItemDelegate) {
((TreeEditor) editor).setEditor(input, (TreeItem) item.getItem(), column);
} else {
((TableEditor) editor).setEditor(input, (TableItem) item.getItem(),
column);
}
}
}