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/*******************************************************************************
* Copyright (c) 2011 Manumitting Technologies, Inc.
* 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:
* Brian de Alwis (MT) - initial API and implementation
*******************************************************************************/
package org.eclipse.e4.tools.css.spy;
import javax.inject.Inject;
import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.commands.MBindingContext;
import org.eclipse.e4.ui.model.application.commands.MBindingTable;
import org.eclipse.e4.ui.model.application.commands.MCommand;
import org.eclipse.e4.ui.model.application.commands.MCommandsFactory;
import org.eclipse.e4.ui.model.application.commands.MHandler;
import org.eclipse.e4.ui.model.application.commands.MKeyBinding;
public class SpyInstaller {
public static final String OPEN_SPY_COMMAND_ID = "org.eclipse.e4.css.OpenSpy";
private static final String SPY_HANDLER_ID = OpenSpyHandler.class.getName();
private static final String SPY_HANDLER_URI = "platform:/plugin/org.eclipse.e4.tools.css.spy/"
+ OpenSpyHandler.class.getName();
@Inject
protected MApplication app;
@Execute
public void execute() {
MCommand cmd = installSpyCommand();
installSpyHandler(cmd);
installSpyBinding("org.eclipse.ui.contexts.dialogAndWindow", cmd, "M2+M3+F4");
}
private MCommand installSpyCommand() {
for(MCommand cmd : app.getCommands()) {
if(OPEN_SPY_COMMAND_ID.equals(cmd.getElementId())) {
System.err.println("CSS Spy command already setup");
return cmd;
}
}
MCommand cmd = MCommandsFactory.INSTANCE.createCommand();
cmd.setCommandName("Open CSS Spy");
cmd.setElementId(OPEN_SPY_COMMAND_ID);
app.getCommands().add(cmd);
return cmd;
}
private MHandler installSpyHandler(MCommand cmd) {
for(MHandler hdlr : app.getHandlers()) {
if(SPY_HANDLER_ID.equals(hdlr.getElementId())) {
System.err.println("CSS Spy handler already setup");
return hdlr;
}
}
MHandler hdlr = MCommandsFactory.INSTANCE.createHandler();
hdlr.setElementId(SPY_HANDLER_ID);
hdlr.setContributionURI(SPY_HANDLER_URI);
hdlr.setCommand(cmd);
app.getHandlers().add(hdlr);
return hdlr;
}
private void installSpyBinding(String bindingContextId, MCommand cmd, String keySeq) {
for(MBindingTable table : app.getBindingTables()) {
for(MKeyBinding binding : table.getBindings()) {
if(binding.getCommand() == cmd) {
System.err.println("Spy binding already installed");
return;
}
}
}
MBindingContext context = null;
for(MBindingContext ctxt : app.getBindingContexts()) {
if(ctxt.getElementId().equals(bindingContextId)) {
context = ctxt;
break;
}
}
if(context == null) {
System.err.println("Cannot find binding context: " + bindingContextId);
return;
}
MBindingTable bindingTable = null;
String tableId = "bt." + cmd.getElementId();
for(MBindingTable table : app.getBindingTables()) {
if(tableId.equals(table.getElementId())) {
bindingTable = table;
}
}
if(bindingTable == null) {
bindingTable = MCommandsFactory.INSTANCE.createBindingTable();
bindingTable.setElementId(tableId);
bindingTable.setBindingContext(context);
app.getBindingTables().add(bindingTable);
}
MKeyBinding binding = MCommandsFactory.INSTANCE.createKeyBinding();
binding.setCommand(cmd);
binding.setKeySequence(keySeq);
binding.setElementId("kb." + cmd.getElementId());
bindingTable.getBindings().add(binding);
}
}
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