Java tutorial
/******************************************************************************* * Copyright (c) 2011 Wind River Systems, Inc. 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: * Wind River Systems - initial API and implementation *******************************************************************************/ package org.eclipse.tm.te.ui.views.actions; import org.eclipse.jface.action.IMenuManager; import org.eclipse.jface.action.IToolBarManager; import org.eclipse.jface.action.MenuManager; import org.eclipse.jface.action.Separator; import org.eclipse.tm.te.ui.interfaces.IContextHelpIds; import org.eclipse.tm.te.ui.interfaces.ImageConsts; import org.eclipse.tm.te.ui.views.interfaces.IUIConstants; import org.eclipse.tm.te.ui.views.nls.Messages; import org.eclipse.tm.te.ui.wizards.newWizard.NewWizardRegistry; import org.eclipse.ui.IActionBars; import org.eclipse.ui.IWorkbenchWindow; import org.eclipse.ui.internal.actions.CommandAction; import org.eclipse.ui.navigator.CommonActionProvider; import org.eclipse.ui.navigator.ICommonActionExtensionSite; import org.eclipse.ui.navigator.ICommonMenuConstants; import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite; import org.eclipse.ui.navigator.WizardActionGroup; /** * Action provider implementation providing the "New >" content menu * content. */ @SuppressWarnings("restriction") public class NewActionProvider extends CommonActionProvider { // Reference to the action showing the "Other..." dialog (context menu) private CommandAction newWizardCommandAction = null; // Reference to the action showing the "Other..." dialog (toolbar) private CommandAction newWizardCommandActionToolbar = null; // Reference to the action group managing the context sensitive new wizards private WizardActionGroup newWizardActionGroup = null; /* (non-Javadoc) * @see org.eclipse.ui.navigator.CommonActionProvider#init(org.eclipse.ui.navigator.ICommonActionExtensionSite) */ @Override public void init(ICommonActionExtensionSite site) { super.init(site); if (site.getViewSite() instanceof ICommonViewerWorkbenchSite) { // To initialize the actions, the workbench window instance is required IWorkbenchWindow window = ((ICommonViewerWorkbenchSite) site.getViewSite()).getWorkbenchWindow(); // Initialize the actions newWizardCommandAction = new CommandAction(window, "org.eclipse.tm.te.ui.command.newWizards"); //$NON-NLS-1$ newWizardCommandAction.setImageDescriptor(null); newWizardCommandAction.setDisabledImageDescriptor(null); newWizardCommandAction.setText(Messages.NewActionProvider_NewWizardCommandAction_label); newWizardCommandAction.setToolTipText(Messages.NewActionProvider_NewWizardCommandAction_tooltip); window.getWorkbench().getHelpSystem().setHelp(newWizardCommandAction, IContextHelpIds.NEW_TARGET_WIZARD); newWizardCommandActionToolbar = new CommandAction(window, "org.eclipse.tm.te.ui.command.newWizards"); //$NON-NLS-1$ newWizardCommandActionToolbar.setImageDescriptor(org.eclipse.tm.te.ui.activator.UIPlugin .getImageDescriptor(ImageConsts.NEW_TARGET_WIZARD_ENABLED)); newWizardCommandActionToolbar.setDisabledImageDescriptor(org.eclipse.tm.te.ui.activator.UIPlugin .getImageDescriptor(ImageConsts.NEW_TARGET_WIZARD_DISABLED)); newWizardCommandActionToolbar.setText(Messages.NewActionProvider_NewWizardCommandAction_label); newWizardCommandActionToolbar.setToolTipText(Messages.NewActionProvider_NewWizardCommandAction_tooltip); window.getWorkbench().getHelpSystem().setHelp(newWizardCommandActionToolbar, IContextHelpIds.NEW_TARGET_WIZARD); newWizardActionGroup = new WizardActionGroup(window, NewWizardRegistry.getInstance(), WizardActionGroup.TYPE_NEW, site.getContentService()); } } /* (non-Javadoc) * @see org.eclipse.ui.actions.ActionGroup#dispose() */ @Override public void dispose() { if (newWizardCommandAction != null) { newWizardCommandAction.dispose(); newWizardCommandAction = null; } if (newWizardActionGroup != null) { newWizardActionGroup.dispose(); newWizardActionGroup = null; } super.dispose(); } /* (non-Javadoc) * @see org.eclipse.ui.actions.ActionGroup#fillContextMenu(org.eclipse.jface.action.IMenuManager) */ @Override public void fillContextMenu(IMenuManager menu) { // If none of the actions got created, there is nothing to do here if (newWizardCommandAction == null && newWizardActionGroup == null) { return; } // Create the new sub menu IMenuManager newMenu = new MenuManager(Messages.NewActionProvider_NewMenu_label, org.eclipse.tm.te.ui.activator.UIPlugin.getImageDescriptor(ImageConsts.NEW_TARGET_WIZARD_ENABLED), IUIConstants.ID_EXPLORER + ".menu.new"); //$NON-NLS-1$ // Add the context sensitive wizards (commonWizard element) if (newWizardActionGroup != null) { newWizardActionGroup.setContext(getContext()); newWizardActionGroup.fillContextMenu(newMenu); } // Add the standard additions marker newMenu.add(new Separator(ICommonMenuConstants.GROUP_ADDITIONS)); // Add the "Other..." dialog action if (newWizardCommandAction != null) { newMenu.add(new Separator()); newMenu.add(newWizardCommandAction); } // The menu will be appended after the GROUP_NEW group. menu.insertAfter(ICommonMenuConstants.GROUP_NEW, newMenu); } /* (non-Javadoc) * @see org.eclipse.ui.actions.ActionGroup#fillActionBars(org.eclipse.ui.IActionBars) */ @Override public void fillActionBars(IActionBars actionBars) { // If none of the actions got created, there is nothing to do here if (newWizardCommandActionToolbar == null) { return; } // Get the toolbar manager IToolBarManager toolbar = actionBars.getToolBarManager(); // Check for the newWizard action in the toolbar. If found, // drop out immediately to avoid adding the items to the toolbar // again and again if (toolbar.find("org.eclipse.tm.te.ui.command.newWizards") != null) { //$NON-NLS-1$ return; } // Add the items to the toolbar toolbar.insertAfter(ICommonMenuConstants.GROUP_NEW, newWizardCommandActionToolbar); } }