Source code: com/vinculum/processeditor/ProcessWizardPage1.java
1 /* * ** ** BEGIN LICENSE BLOCK * ** **
2 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3 *
4 * The contents of this file are subject to the Mozilla Public License Version
5 * 1.1 (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
7 * http://www.mozilla.org/MPL/
8 *
9 * Software distributed under the License is distributed on an "AS IS" basis,
10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11 * for the specific language governing rights and limitations under the
12 * License.
13 *
14 * The Original Code is Vinculum Open Source.
15 *
16 * The Initial Developer of the Original Code is
17 * Gerard Toonstra.
18 * Portions created by the Initial Developer are Copyright (C) 2003
19 * the Initial Developer. All Rights Reserved.
20 *
21 * Contributor(s):
22 *
23 * Alternatively, the contents of this file may be used under the terms of
24 * either the GNU General Public License Version 2 or later (the "GPL"), or
25 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
26 * in which case the provisions of the GPL or the LGPL are applicable instead
27 * of those above. If you wish to allow use of your version of this file only
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32 * the provisions above, a recipient may use your version of this file under
33 * the terms of any one of the MPL, the GPL or the LGPL.
34 *
35 * ** ** * END LICENSE BLOCK * ** **
36 */
37
38 /***************************************************************************
39 $RCSfile: ProcessWizardPage1.java,v $ - description
40 -------------------
41 begin : $Date: 2003/07/08 08:02:08 $
42 copyright : Vinculum (C) 2002
43 author : $Author: chiraz $
44 ***************************************************************************/
45
46 /* $Log: ProcessWizardPage1.java,v $
47 /* Revision 1.1.1.1 2003/07/08 08:02:08 chiraz
48 /* egg
49 /* */
50
51 package com.vinculum.processeditor;
52
53 import java.io.ByteArrayInputStream;
54 import java.io.ByteArrayOutputStream;
55 import java.io.InputStream;
56 import java.io.ObjectOutputStream;
57
58 import org.eclipse.core.resources.IFile;
59 import org.eclipse.jface.resource.ImageDescriptor;
60 import org.eclipse.jface.viewers.IStructuredSelection;
61 import org.eclipse.swt.SWT;
62 import org.eclipse.swt.events.SelectionEvent;
63 import org.eclipse.swt.events.SelectionListener;
64 import org.eclipse.swt.layout.GridData;
65 import org.eclipse.swt.layout.GridLayout;
66 import org.eclipse.swt.widgets.Button;
67 import org.eclipse.swt.widgets.Composite;
68 import org.eclipse.swt.widgets.Group;
69 import org.eclipse.swt.widgets.Label;
70 import org.eclipse.ui.IWorkbench;
71 import org.eclipse.ui.IWorkbenchPage;
72 import org.eclipse.ui.IWorkbenchWindow;
73 import org.eclipse.ui.dialogs.WizardNewFileCreationPage;
74
75 import com.vinculum.processeditor.model.ProcessDiagram;
76 import com.vinculum.processeditor.model.ProcessDiagramFactory;
77
78 /**
79 * @author chilan
80 *
81 */
82 public class ProcessWizardPage1
83 extends WizardNewFileCreationPage
84 implements SelectionListener
85 {
86 private IWorkbench workbench;
87 private static int exampleCount = 1;
88 private Button model1 = null;
89 private Button model2 = null;
90 private int modelSelected = 1;
91
92 public ProcessWizardPage1(IWorkbench aWorkbench, IStructuredSelection selection)
93 {
94 super("sampleLogicPage1", selection); //$NON-NLS-1$
95 this.setTitle(ProcessMessages.CreateLogicPage1_Title);
96 this.setDescription(ProcessMessages.CreateLogicPage1_Description);
97 this.setImageDescriptor(ImageDescriptor.createFromFile(getClass(),"icons/logic.gif")); //$NON-NLS-1$
98 this.workbench = aWorkbench;
99 }
100
101 public void createControl(Composite parent)
102 {
103 super.createControl(parent);
104 this.setFileName("emptyModel" + exampleCount + ".logic"); //$NON-NLS-2$//$NON-NLS-1$
105
106 Composite composite = (Composite)getControl();
107
108 new Label(composite,SWT.NONE);
109
110 // sample section generation group
111 Group group = new Group(composite,SWT.NONE);
112 group.setLayout(new GridLayout());
113 group.setText(ProcessMessages.CreateLogicPage1_ModelNames_GroupName);
114 group.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL));
115
116 // sample section generation checkboxes
117 model1 = new Button(group,SWT.RADIO);
118 model1.setText(ProcessMessages.CreateLogicPage1_ModelNames_EmptyModelName);
119 model1.addSelectionListener(this);
120 model1.setSelection(true);
121
122 model2 = new Button(group,SWT.RADIO);
123 model2.setText(ProcessMessages.CreateLogicPage1_ModelNames_FourBitAdderModelName);
124 model2.addSelectionListener(this);
125
126 new Label(composite,SWT.NONE);
127
128 setPageComplete(validatePage());
129 }
130
131 protected InputStream getInitialContents()
132 {
133 ProcessDiagram pd = new ProcessDiagram();
134 if (modelSelected == 2)
135 pd = (ProcessDiagram)ProcessDiagramFactory.createLargeModel();
136 ByteArrayInputStream bais = null;
137 try
138 {
139 ByteArrayOutputStream baos = new ByteArrayOutputStream();
140 ObjectOutputStream oos = new ObjectOutputStream(baos);
141 oos.writeObject(pd);
142 oos.flush();
143 oos.close();
144 baos.close();
145 bais = new ByteArrayInputStream(baos.toByteArray());
146 bais.close();
147 }
148 catch(Exception e)
149 {
150 e.printStackTrace();
151 }
152 return bais;
153 }
154
155 public boolean finish()
156 {
157 IFile newFile = createNewFile();
158 if (newFile == null)
159 return false; // ie.- creation was unsuccessful
160
161 // Since the file resource was created fine, open it for editing
162 // iff requested by the user
163 try
164 {
165 IWorkbenchWindow dwindow = workbench.getActiveWorkbenchWindow();
166 IWorkbenchPage page = dwindow.getActivePage();
167 if (page != null)
168 page.openEditor(newFile);
169 }
170 catch (org.eclipse.ui.PartInitException e)
171 {
172 e.printStackTrace();
173 return false;
174 }
175 exampleCount++;
176 return true;
177 }
178
179 /**
180 * @see org.eclipse.swt.events.SelectionListener#widgetSelected(SelectionEvent)
181 */
182 public void widgetSelected(SelectionEvent e)
183 {
184 if( e.getSource() == model1 )
185 {
186 modelSelected = 1;
187 setFileName("emptyModel" + exampleCount + ".logic"); //$NON-NLS-2$//$NON-NLS-1$
188 }
189 else
190 {
191 modelSelected = 2;
192 setFileName("fourBitAdder" + exampleCount + ".logic"); //$NON-NLS-2$//$NON-NLS-1$
193 }
194 }
195
196 /**
197 * Empty method
198 */
199 public void widgetDefaultSelected(SelectionEvent e)
200 {
201 }
202 }