/******************************************************************************* * Copyright (c) 2006, 2015 IBM Corporation 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: * IBM Corporation - initial API and implementation * ARTAL Technologies <simon.chemouil@artal.fr> - Bug 293044 added keybindings display * Lars Vogel <Lars.Vogel@gmail.com> - Bug 440810 * Patrik Suzzi <psuzzi@gmail.com> - Bug 476045 *******************************************************************************/ package org.eclipse.ui.internal.quickaccess; import org.eclipse.core.commands.Command; import org.eclipse.core.commands.ParameterizedCommand; import org.eclipse.core.commands.common.NotDefinedException; import org.eclipse.jface.bindings.TriggerSequence; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.osgi.util.NLS; import org.eclipse.ui.IWorkbenchWindow; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.commands.ICommandImageService; import org.eclipse.ui.handlers.IHandlerService; import org.eclipse.ui.internal.keys.BindingService; import org.eclipse.ui.internal.menus.CommandMessages; import org.eclipse.ui.internal.misc.StatusUtil; import org.eclipse.ui.keys.IBindingService; import org.eclipse.ui.statushandlers.StatusManager; /** * @since 3.3 * */ public class CommandElement extends QuickAccessElement { private ParameterizedCommand command; private String id; /* package */CommandElement(ParameterizedCommand command, String id, CommandProvider commandProvider) { super(commandProvider); this.id = id; this.command = command; } @Override public void execute() { Object o = getProvider(); if (o instanceof CommandProvider) { CommandProvider provider = (CommandProvider) o; if (provider.getHandlerService() != null && provider.getContextSnapshot() != null) { try { provider.getHandlerService().executeCommandInContext(command, null, provider.getContextSnapshot()); } catch (Exception ex) { StatusUtil.handleStatus(ex, StatusManager.SHOW | StatusManager.LOG); } return; } } // let's try the old fashioned way IWorkbenchWindow window = PlatformUI.getWorkbench() .getActiveWorkbenchWindow(); if (window != null) { IHandlerService handlerService = window .getWorkbench().getService(IHandlerService.class); try { handlerService.executeCommand(command, null); } catch (Exception ex) { StatusUtil.handleStatus(ex, StatusManager.SHOW | StatusManager.LOG); } } } @Override public String getId() { return id; } @Override public ImageDescriptor getImageDescriptor() { ICommandImageService imgService = ((CommandProvider) getProvider()).getCommandImageService(); return (imgService == null) ? null : imgService.getImageDescriptor(getId()); } /** * Returns a formatted string describes this command. * * @return a description of the command of this element * @since 3.6 */ public String getCommand() { final StringBuilder label = new StringBuilder(); try { Command nestedCommand = command.getCommand(); label.append(command.getName()); if (nestedCommand != null && nestedCommand.getDescription() != null && nestedCommand.getDescription().length() != 0) { label.append(separator).append(nestedCommand.getDescription()); } } catch (NotDefinedException e) { label.append(command.toString()); } return label.toString(); } @Override public String getLabel() { String command = getCommand(); String binding = getBinding(); if (binding != null) { return NLS.bind(CommandMessages.Tooltip_Accelerator, command, binding); } return command; } /** * Returns a formatted string that can be used to invoke this element's * command. <code>null</code> may be returned if a binding cannot be found. * * @return the string keybinding for invoking this element's command, may be * <code>null</code> * @since 3.6 */ public String getBinding() { BindingService service = (BindingService) PlatformUI.getWorkbench().getService( IBindingService.class); TriggerSequence[] triggerSeq = service.getBindingManager() .getActiveBindingsDisregardingContextFor(command); if (triggerSeq != null && triggerSeq.length > 0) { return triggerSeq[0].format(); } return null; } @Override public String getSortLabel() { try { return command.getName(); } catch (NotDefinedException e) { return command.toString(); } } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((command == null) ? 0 : command.hashCode()); return result; } @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; final CommandElement other = (CommandElement) obj; if (command == null) { if (other.command != null) return false; } else if (!command.equals(other.command)) return false; return true; } }