bundles/org.simantics.editors.win32/src/org/simantics/editors/win32/OLEEditor.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.editors.win32;
  13
  14 import org.eclipse.core.runtime.IProgressMonitor;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.layout.FillLayout;
  17 import org.eclipse.swt.layout.GridLayout;
  18 import org.eclipse.swt.ole.win32.OleAutomation;
  19 import org.eclipse.swt.ole.win32.OleClientSite;
  20 import org.eclipse.swt.ole.win32.OleFrame;
  21 import org.eclipse.swt.widgets.Composite;
  22 import org.eclipse.swt.widgets.Shell;
  23 import org.eclipse.ui.IEditorInput;
  24 import org.eclipse.ui.IEditorSite;
  25 import org.eclipse.ui.PartInitException;
  26 import org.eclipse.ui.part.EditorPart;
  27 import org.simantics.editors.win32.ole.EditorDefinition;
  28 import org.simantics.editors.win32.ole.OleController;
  29
  30
  31 /**
  32  * OLEEditor is a wrapper for Windows ActiveX components.
  33  *
  34  * @author Marko Luukkainen <Marko.Luukkainen@vtt.fi>
  35  *
  36  */
  37 public class OLEEditor extends EditorPart {
  38
  39         private OleFrame frame;
  40         private OleClientSite site;
  41         private OleAutomation auto;
  42         private OleController ctrl;
  43
  44         private Shell fsShell;
  45
  46         public OLEEditor() {
  47                 super();
  48         }
  49
  50         @Override
  51         public void doSave(IProgressMonitor monitor) {
  52
  53         }
  54
  55         @Override
  56         public void doSaveAs() {
  57
  58         }
  59
  60         @Override
  61         public void init(IEditorSite site, IEditorInput input)
  62                         throws PartInitException {
  63                 if (!(input instanceof OLEEditorInput))
  64                         throw new PartInitException("Input must be OLEEditorInput");
  65                 setInput(input);
  66                 setSite(site);
  67
  68         }
  69
  70         @Override
  71         public boolean isDirty() {
  72                 return false;
  73         }
  74
  75         @Override
  76         public boolean isSaveAsAllowed() {
  77                 return false;
  78         }
  79
  80
  81         @Override
  82         public void createPartControl(Composite parent) {
  83                 OLEEditorInput input = (OLEEditorInput)getEditorInput();
  84                 boolean fullscreen = input.isFullscreen();
  85                 if (fullscreen) {
  86                         fsShell = new Shell(parent.getDisplay());
  87
  88                         fsShell.setLayout(new GridLayout(1,false));
  89                         fsShell.setLayout(new FillLayout());
  90                         parent = new Composite(fsShell,SWT.NONE);
  91                         fsShell.open();
  92                         fsShell.setFullScreen(true);
  93                         parent.setLayout(new FillLayout());
  94                 }
  95
  96
  97                 EditorDefinition factory = input.getFactory();
  98                 frame = new OleFrame(parent, SWT.NONE);
  99
 100                 if (factory.getProgID() == null || factory.useFileInput()) {
 101                         site = new OleClientSite(frame,SWT.NONE,input.getFile());
 102                 } else {
 103                         site = new OleClientSite(frame, SWT.NONE, factory.getProgID());
 104                         auto = new OleAutomation(site);
 105                         ctrl = factory.createController(frame, site, auto);
 106                         ctrl.show(input);
 107                 }
 108
 109                 setPartName(site.getProgramID() + " : " + input.getName());
 110
 111                 if (fullscreen) {
 112                         fsShell.layout(true, true);
 113                 }
 114         }
 115
 116         @Override
 117         public void setFocus() {
 118                 frame.setFocus();
 119         }
 120
 121         /**
 122          * Returns OleController of embedded OLE component. May return null.
 123          * @return
 124          */
 125         public OleController getController() {
 126                 return ctrl;
 127         }
 128
 129         @Override
 130         public void dispose() {
 131                 if (auto != null)
 132                         auto.dispose();
 133                 site.dispose();
 134                 if (fsShell != null)
 135                         fsShell.dispose();
 136                 if (frame != null) {
 137                         frame.dispose();
 138                 }
 139                 super.dispose();
 140
 141         }
 142
 143 }