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21
22 package org.armedbear.j;
23
24 import java.awt.Color  ;
25 import java.awt.Dimension ;
26 import java.awt.event.ActionEvent ;
27 import java.awt.event.ActionListener ;
28 import javax.swing.BorderFactory ;
29 import javax.swing.JToolBar ;
30 import org.xml.sax.Attributes ;
31 import org.xml.sax.ContentHandler ;
32 import org.xml.sax.InputSource ;
33 import org.xml.sax.SAXException ;
34 import org.xml.sax.XMLReader ;
35 import org.xml.sax.helpers.DefaultHandler ;
36 import org.xml.sax.helpers.XMLReaderFactory ;
37
38 public class ToolBar extends JToolBar implements ActionListener , ToolBarConstants
39 {
40 private static final int STYLE_DEFAULT = 0;
41 private static final int STYLE_TEXT_ONLY = 1;
42 private static final int STYLE_ICON_ONLY = 2;
43
44 private static final Preferences preferences = Editor.preferences();
45
46 protected Frame frame;
47 protected int style = STYLE_DEFAULT;
48
49 public ToolBar(Frame frame)
50 {
51 this(frame, STYLE_DEFAULT);
52 }
53
54 public ToolBar(Frame frame, int style)
55 {
56 this.frame = frame;
57 this.style = style;
58 setFloatable(false);
59 setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.gray));
60 }
61
62 public ToolBarButton addButton(String text, String iconFile, String methodName)
63 {
64 return addButton(text, iconFile, methodName, true);
65 }
66
67 public ToolBarButton addButton(String text, String iconFile, String methodName,
68 boolean enabled)
69 {
70 ToolBarButton button = new ToolBarButton(frame, methodName, this);
71 switch (style) {
72 case STYLE_DEFAULT:
73 if (textEnabled())
74 button.setText(text);
75 else
76 button.setToolTipText(text);
77 if (iconsEnabled())
78 button.setIconFromFile(iconFile);
79 button.setHorizontalTextPosition(ToolBarButton.CENTER);
80 button.setVerticalTextPosition(ToolBarButton.BOTTOM);
81 break;
82 case STYLE_ICON_ONLY:
83 button.setIconFromFile(iconFile);
84 button.setToolTipText(text);
85 break;
86 case STYLE_TEXT_ONLY:
87 button.setText(text);
88 break;
89 }
90 button.setRolloverEnabled(isRolloverEnabled());
91 button.setEnabled(enabled);
92 add(button);
93 return button;
94 }
95
96 public ToolBarButton maybeAddInboxButton()
97 {
98 if (Editor.isMailEnabled())
99 if (preferences.getStringProperty(Property.INBOX) != null)
100 return addButton("Inbox", ICON_MAIL_INBOX, "inbox");
101 return null;
102 }
103
104 public static final boolean isToolBarEnabled()
105 {
106 return textEnabled() || iconsEnabled();
107 }
108
109 private static final boolean textEnabled()
110 {
111 return preferences.getBooleanProperty(Property.TOOL_BAR_SHOW_TEXT,
113 Editor.lookAndFeel == null);
114 }
115
116 private static final boolean iconsEnabled()
117 {
118 return preferences.getBooleanProperty(Property.TOOL_BAR_SHOW_ICONS);
120 }
121
122 public static final boolean isRolloverEnabled()
123 {
124 return preferences.getBooleanProperty(Property.TOOL_BAR_IS_ROLLOVER,
126 Editor.lookAndFeel == null);
127 }
128
129 public void actionPerformed(ActionEvent e)
130 {
131 final Editor editor = frame.getCurrentEditor();
132 editor.setFocusToDisplay();
133 editor.getDispatcher().actionPerformed(e);
134 }
135
136 public static ToolBar createToolBar(Frame frame, File file)
137 {
138 if (file == null)
139 return null;
140 if (!file.isFile())
141 return null;
142 XMLReader xmlReader = Utilities.getDefaultXMLReader();
143 if (xmlReader == null)
144 return null;
145 try {
146 ToolBar toolBar = new ToolBar(frame);
147 Handler handler = new Handler (toolBar);
148 xmlReader.setContentHandler(handler);
149 InputSource inputSource = new InputSource (file.getInputStream());
150 xmlReader.parse(inputSource);
151 return toolBar;
152 }
153 catch (Exception e) {
154 Log.error(e);
155 return null;
156 }
157 }
158
159 private static class Handler extends DefaultHandler implements ContentHandler
160 {
161 private final ToolBar toolBar;
162
163 public Handler(ToolBar toolBar)
164 {
165 this.toolBar = toolBar;
166 }
167
168 public void startElement(String uri, String localName, String qName,
169 Attributes attributes) throws SAXException
170 {
171 if (localName.equals("button") || qName.equals("button")) {
172 String label = attributes.getValue("", "label");
173 String icon = attributes.getValue("", "icon");
174 String command = attributes.getValue("", "command");
175 toolBar.addButton(label, icon, command);
176 } else if (localName.equals("separator") || qName.equals("separator"))
177 toolBar.addSeparator();
178 }
179 }
180 }
181 |
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