| package org.eclipse.ui.internal; |
| |
| /* |
| * (c) Copyright IBM Corp. 2000, 2001. |
| * All Rights Reserved. |
| */ |
| import java.util.*; |
| |
| import org.eclipse.jface.action.*; |
| import org.eclipse.ui.actions.RetargetAction; |
| |
| /** |
| * An <code>EditorMenuManager</code> is used to sort the contributions |
| * made by an editor so that they always appear after the action sets. |
| */ |
| public class EditorMenuManager extends SubMenuManager { |
| private IMenuManager parentMgr; |
| private ArrayList wrappers; |
| private boolean enabledAllowed = true; |
| |
| private class Overrides implements IContributionManagerOverrides { |
| /** |
| * Indicates that the items of this manager are allowed to enable; |
| * <code>true</code> by default. |
| */ |
| public void updateEnabledAllowed() { |
| // update the items in the map |
| IContributionItem[] items = EditorMenuManager.super.getItems(); |
| for (int i = 0; i < items.length; i++) { |
| IContributionItem item = items[i]; |
| item.update(IContributionManagerOverrides.P_ENABLED); |
| } |
| // update the wrapped menus |
| if (wrappers != null) { |
| for (int i = 0; i < wrappers.size(); i++) { |
| EditorMenuManager manager = (EditorMenuManager)wrappers.get(i); |
| manager.setEnabledAllowed(enabledAllowed); |
| } |
| } |
| } |
| public Boolean getEnabled(IContributionItem item) { |
| if (((item instanceof ActionContributionItem) && |
| (((ActionContributionItem)item).getAction() instanceof RetargetAction)) || |
| enabledAllowed) |
| return null; |
| else |
| return Boolean.FALSE; |
| } |
| public Integer getAccelerator(IContributionItem item) { |
| if (getEnabled(item) == null) |
| return parentMgr.getOverrides().getAccelerator(item); |
| else |
| // no acclerator if the item is disabled |
| return new Integer(0); |
| } |
| public String getAcceleratorText(IContributionItem item) { |
| return parentMgr.getOverrides().getAcceleratorText(item); |
| } |
| public String getText(IContributionItem item) { |
| return parentMgr.getOverrides().getText(item); |
| } |
| } |
| private Overrides overrides = new Overrides(); |
| /** |
| * Constructs a new editor manager. |
| */ |
| public EditorMenuManager(IMenuManager mgr) { |
| super(mgr); |
| parentMgr = mgr; |
| } |
| /* (non-Javadoc) |
| * Method declared on IContributionManager. |
| */ |
| public IContributionItem[] getItems() { |
| return parentMgr.getItems(); |
| } |
| /* (non-Javadoc) |
| * Method declared on IContributionManager. |
| */ |
| public IContributionManagerOverrides getOverrides() { |
| return overrides; |
| } |
| /* (non-Javadoc) |
| * Method declared on IContributionManager. |
| * Inserts the new item after any action set contributions which may |
| * exist within the toolbar to ensure a consistent order for actions. |
| */ |
| public void insertAfter(String id, IContributionItem item) { |
| IContributionItem refItem = PluginActionSetBuilder.findInsertionPoint(id, |
| null, parentMgr, false); |
| if (refItem != null) { |
| super.insertAfter(refItem.getId(), item); |
| } else { |
| WorkbenchPlugin.log("Reference item " + id + " not found for action " + item.getId()); //$NON-NLS-1$ |
| } |
| } |
| /* (non-Javadoc) |
| * Method declared on IContributionManager. |
| * Inserts the new item after any action set contributions which may |
| * exist within the toolbar to ensure a consistent order for actions. |
| */ |
| public void prependToGroup(String groupName, IContributionItem item) { |
| insertAfter(groupName, item); |
| } |
| /** |
| * Sets the visibility of the manager. If the visibility is <code>true</code> |
| * then each item within the manager appears within the parent manager. |
| * Otherwise, the items are not visible. |
| * <p> |
| * If force visibility is <code>true</code>, or grayed out if force visibility is <code>false</code> |
| * <p> |
| * This is a workaround for the layout flashing when editors contribute |
| * large amounts of items.</p> |
| * |
| * @param visible the new visibility |
| * @param forceVisibility whether to change the visibility or just the |
| * enablement state. |
| */ |
| public void setVisible(boolean visible, boolean forceVisibility) { |
| if (visible) { |
| if (forceVisibility) { |
| // Make the items visible |
| if (!enabledAllowed) |
| setEnabledAllowed(true); |
| } else { |
| if (enabledAllowed) |
| setEnabledAllowed(false); |
| } |
| if (!isVisible()) |
| setVisible(true); |
| } |
| else { |
| if (forceVisibility) |
| // Remove the editor menu items |
| setVisible(false); |
| else |
| // Disable the editor menu items. |
| setEnabledAllowed(false); |
| } |
| } |
| /** |
| * Sets the enablement ability of all the items contributed by the editor. |
| * |
| * @param enabledAllowed <code>true</code> if the items may enable |
| * @since 2.0 |
| */ |
| public void setEnabledAllowed(boolean enabledAllowed) { |
| if (this.enabledAllowed == enabledAllowed) |
| return; |
| this.enabledAllowed = enabledAllowed; |
| overrides.updateEnabledAllowed(); |
| } |
| /* (non-Javadoc) |
| * Method declared on SubMenuManager. |
| */ |
| protected SubMenuManager wrapMenu(IMenuManager menu) { |
| if (wrappers == null) |
| wrappers = new ArrayList(); |
| EditorMenuManager manager = new EditorMenuManager(menu); |
| wrappers.add(manager); |
| return manager; |
| } |
| |
| protected IAction[] getAllContributedActions() { |
| HashSet set = new HashSet(); |
| getAllContributedActions(set); |
| return (IAction[])set.toArray(new IAction[set.size()]); |
| } |
| protected void getAllContributedActions(HashSet set) { |
| IContributionItem[] items = super.getItems(); |
| for (int i = 0; i < items.length; i++) |
| getAllContributedActions(set, items[i]); |
| if(wrappers == null) |
| return; |
| for (Iterator iter = wrappers.iterator(); iter.hasNext();) { |
| EditorMenuManager element = (EditorMenuManager)iter.next(); |
| element.getAllContributedActions(set); |
| } |
| } |
| protected void getAllContributedActions(HashSet set, IContributionItem item) { |
| if(item instanceof MenuManager) { |
| IContributionItem subItems[] = ((MenuManager)item).getItems(); |
| for (int j = 0; j < subItems.length; j++) |
| getAllContributedActions(set,subItems[j]); |
| } else if(item instanceof ActionContributionItem) { |
| set.add(((ActionContributionItem)item).getAction()); |
| } |
| } |
| |
| } |