summaryrefslogtreecommitdiff
path: root/scripting/java/org/openoffice/netbeans/editor/NetBeansSourceView.java
blob: d6056426ed2503b0a5bcced078a3dd493d67ae39 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
/************************************************************************* 
*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
************************************************************************/
package org.openoffice.netbeans.editor;

import javax.swing.*;
import javax.swing.text.Document;
import javax.swing.event.DocumentListener;
import javax.swing.event.DocumentEvent;

import java.io.*;
import java.util.ResourceBundle;

import javax.swing.text.Caret;
import org.netbeans.editor.*;
import org.netbeans.editor.ext.*;

import com.sun.star.script.framework.provider.beanshell.ScriptSourceView;
import com.sun.star.script.framework.provider.beanshell.ScriptSourceModel;

public class NetBeansSourceView extends JPanel
    implements ScriptSourceView, DocumentListener {

    private ScriptSourceModel model;
    private JEditorPane pane;
    private boolean isModified = false;

    static {
        // Feed our kits with their default Settings
        Settings.addInitializer(
            new BaseSettingsInitializer(), Settings.CORE_LEVEL);
        Settings.addInitializer(
            new ExtSettingsInitializer(), Settings.CORE_LEVEL);
        Settings.reset();
        
        try {
            Class kitClass = Class.forName(
                NetBeansSourceView.class.getPackage().getName() + ".JavaKit");

            JEditorPane.registerEditorKitForContentType(
                "text/x-java", kitClass.getName(), kitClass.getClassLoader());
        }
        catch( ClassNotFoundException exc ) {
        }
    }

    private class MyLocalizer implements LocaleSupport.Localizer {
        private ResourceBundle bundle;

        public MyLocalizer( String bundleName ) {
            bundle = ResourceBundle.getBundle( bundleName );
        }

        // Localizer
        public String getString( String key ) {
            return bundle.getString( key );
        }
    }

    public NetBeansSourceView(ScriptSourceModel model) {
        this.model = model;

        LocaleSupport.addLocalizer(
            new MyLocalizer("org.netbeans.editor.Bundle"));

        pane = new JEditorPane("text/x-java", "");
        pane.setText(model.getText());

        JScrollPane spane = new JScrollPane();
        spane.setViewportView(pane);
        setLayout(new java.awt.GridLayout(1, 1));
        add(spane);

        pane.getDocument().addDocumentListener(this);
    }

    public static void main(String[] args) {
        if (args.length < 1) {
            System.err.println("No file specified");
            System.exit(-1);
        }

        File f = new File(args[0]);

        if (!f.exists() || !f.isFile()) {
            System.err.println("Invalid file");
            System.exit(-1);
        }

        java.net.URL url = null;
        try {
            url = f.toURL();
        }
        catch (java.net.MalformedURLException mue) {
            System.err.println("Invalid file");
            System.exit(-1);
        }

        NetBeansSourceView view =
            new NetBeansSourceView(new ScriptSourceModel(url));

        JFrame frame = new JFrame();
        frame.getContentPane().add(view);
        frame.setSize(640, 480);
        frame.show();
    }

    // Code grabbed from NetBeans editor module
    public void scrollToLine(int line)
    {
        BaseDocument doc = Utilities.getDocument(pane);

        int pos = -1;
        if (doc != null) {
            // Obtain the offset where to jump
            pos = Utilities.getRowStartFromLineOffset(doc, line);
        }

        if (pos != -1) {
            Caret caret = pane.getCaret();
            if (caret instanceof BaseCaret) { // support extended scroll mode
                BaseCaret bCaret = (BaseCaret)caret;
                bCaret.setDot(pos, bCaret, EditorUI.SCROLL_FIND);
            }
            else {
                caret.setDot(pos);
            }
        }
    }

    public void clear() {
        pane.setText("");
    }

    public void update() {
        /* Remove ourselves as a DocumentListener while loading the source
           so we don't get a storm of DocumentEvents during loading */
        pane.getDocument().removeDocumentListener(this);

        if (isModified == false)
        {
            pane.setText(model.getText());
        }

        // scroll to current position of the model
        try {
            scrollToLine(model.getCurrentPosition());
        }
        catch (Exception e) {
            // couldn't scroll to line, do nothing
        }

        // Add back the listener
        pane.getDocument().addDocumentListener(this);
    }

    public boolean isModified() {
        return isModified;
    }

    public void setModified(boolean value) {
        isModified = value;
    }

    public String getText() {
        return pane.getText();
    }

    /* Implementation of DocumentListener interface */
    public void insertUpdate(DocumentEvent e) {
        doChanged(e);
    }

    public void removeUpdate(DocumentEvent e) {
        doChanged(e);
    }

    public void changedUpdate(DocumentEvent e) {
        doChanged(e);
    }

    public void doChanged(DocumentEvent e) {
        isModified = true;
    }

}