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      1 
      2 package com.android.ide.eclipse.adt.internal.editors.layout.gle2;
      3 
      4 import com.android.ide.common.rendering.api.Capability;
      5 import com.android.ide.eclipse.adt.internal.editors.layout.LayoutEditor;
      6 import com.android.ide.eclipse.adt.internal.editors.layout.gle2.IncludeFinder.Reference;
      7 
      8 import org.eclipse.core.resources.IFile;
      9 import org.eclipse.core.resources.IProject;
     10 import org.eclipse.jface.action.Action;
     11 import org.eclipse.jface.action.ActionContributionItem;
     12 import org.eclipse.jface.action.IAction;
     13 import org.eclipse.jface.action.Separator;
     14 import org.eclipse.swt.widgets.Menu;
     15 
     16 import java.util.List;
     17 
     18 /**
     19  * Action which creates a submenu for the "Show Included In" action
     20  */
     21 class ShowWithinMenu extends SubmenuAction {
     22     private LayoutEditor mLayoutEditor;
     23 
     24     ShowWithinMenu(LayoutEditor layoutEditor) {
     25         super("Show Included In");
     26         mLayoutEditor = layoutEditor;
     27     }
     28 
     29     @Override
     30     protected void addMenuItems(Menu menu) {
     31         GraphicalEditorPart graphicalEditor = mLayoutEditor.getGraphicalEditor();
     32         IFile file = graphicalEditor.getEditedFile();
     33         if (graphicalEditor.renderingSupports(Capability.EMBEDDED_LAYOUT)) {
     34             IProject project = file.getProject();
     35             IncludeFinder finder = IncludeFinder.get(project);
     36             final List<Reference> includedBy = finder.getIncludedBy(file);
     37 
     38             if (includedBy != null && includedBy.size() > 0) {
     39                 for (final Reference reference : includedBy) {
     40                     String title = reference.getDisplayName();
     41                     IAction action = new ShowWithinAction(title, reference);
     42                     new ActionContributionItem(action).fill(menu, -1);
     43                 }
     44                 new Separator().fill(menu, -1);
     45             }
     46             IAction action = new ShowWithinAction("Nothing", null);
     47             if (includedBy == null || includedBy.size() == 0) {
     48                 action.setEnabled(false);
     49             }
     50             new ActionContributionItem(action).fill(menu, -1);
     51         } else {
     52             addDisabledMessageItem("Not supported on platform");
     53         }
     54     }
     55 
     56     /** Action to select one particular include-context */
     57     private class ShowWithinAction extends Action {
     58         private Reference mReference;
     59 
     60         public ShowWithinAction(String title, Reference reference) {
     61             super(title, IAction.AS_RADIO_BUTTON);
     62             mReference = reference;
     63         }
     64 
     65         @Override
     66         public boolean isChecked() {
     67             Reference within = mLayoutEditor.getGraphicalEditor().getIncludedWithin();
     68             if (within == null) {
     69                 return mReference == null;
     70             } else {
     71                 return within.equals(mReference);
     72             }
     73         }
     74 
     75         @Override
     76         public void run() {
     77             if (!isChecked()) {
     78                 mLayoutEditor.getGraphicalEditor().showIn(mReference);
     79             }
     80         }
     81     }
     82 }
     83