/**
* Close action
*
* @author Calixte DENIZET
*/
@SuppressWarnings(value = {"serial"})
public class CloseAction extends CommonCallBack {
private static final KeyStroke KEY = ScilabKeyStroke.getKeyStroke("OSSCKEY W");
/** Default constructor */
public CloseAction() {
super(null);
}
/** @return a menuitem associated with this action */
public static MenuItem createMenu() {
MenuItem item = ScilabMenuItem.createMenuItem();
SwingScilabMenuItem swingItem = (SwingScilabMenuItem) item.getAsSimpleMenuItem();
swingItem.setAction(new CloseAction());
swingItem.setText(UiDataMessages.CLOSE);
swingItem.setAccelerator(KEY);
return item;
}
/** {@inheritDoc} */
public void callBack() {
ClosingOperationsManager.startClosingOperation(
(SwingScilabTab) ScilabFileBrowser.getFileBrowser());
}
}
/**
* Create a menu item
*
* @param editor the associated editor
* @param title the menu title
* @return the menu item
*/
public static JMenuItem createMenuItem(SwingScilabVariableEditor editor, String title) {
JMenuItem mi = new JMenuItem(title);
mi.addActionListener(new SetPrecisionLongAction(editor, title));
mi.setAccelerator(ScilabKeyStroke.getKeyStroke(KEY));
return mi;
}
/**
* Retrieve the field "html" from BasicContentViewerUI and change permission (it is private by
* default)
*/
private void retrievePrivateFieldFromBasicContentViewerUI() {
Field privateField = null;
try {
privateField = BasicContentViewerUI.class.getDeclaredField("html");
privateField.setAccessible(true);
} catch (SecurityException e) {
System.err.println(
"Security error: Could not change the accessibility on the html component of the help browser.");
System.err.println("Please submit a bug report: http://bugzilla.scilab.org");
e.printStackTrace();
} catch (NoSuchFieldException e) {
System.err.println("Could not find the field of the html component of the help browser.");
System.err.println("Please submit a bug report: http://bugzilla.scilab.org");
e.printStackTrace();
}
try {
this.accessibleHtml = (javax.swing.JEditorPane) privateField.get(this);
accessibleHtml.setMinimumSize(new Dimension(0, 0));
accessibleHtml.setPreferredSize(new Dimension(Short.MAX_VALUE, Short.MAX_VALUE));
accessibleHtml.addPropertyChangeListener(
new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent evt) {
// Crappy workaround to avoid bad html display (the icons play and edit can be
// misplaced)
// To improve... (it doesn't always work)
if (SwingUtilities.isEventDispatchThread()) {
if (evt.getPropertyName().equals("document")) {
accessibleHtml.setVisible(false);
}
if (evt.getPropertyName().equals("page")) {
modifyFontInEDT(0);
if (!accessibleHtml.isVisible()) {
accessibleHtml.setVisible(true);
}
}
}
}
});
// The previous workaround hides the component accessibleHtml
// and consequently the focus is given to an other component.
// So we force the accessibleHtml to keep the focus.
accessibleHtml.setFocusTraversalPolicy(
new DefaultFocusTraversalPolicy() {
@Override
public Component getFirstComponent(Container aContainer) {
return x;
}
});
accessibleHtml.setFocusCycleRoot(true);
String keyModifier = "alt ";
if (isMac) {
keyModifier = "meta ";
}
InputMap inputmap = accessibleHtml.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
inputmap.put(ScilabKeyStroke.getKeyStroke("OSSCKEY shift EQUALS"), SHIFTEQ);
accessibleHtml
.getActionMap()
.put(
SHIFTEQ,
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
SwingScilabHelpBrowserViewer.this.increaseFont();
}
});
inputmap.put(ScilabKeyStroke.getKeyStroke(keyModifier + "LEFT"), "Previous-page");
accessibleHtml
.getActionMap()
.put(
"Previous-page",
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
DefaultHelpHistoryModel history = SwingScilabHelpBrowser.getHelpHistory();
if (history.getIndex() > 0) {
history.goBack();
}
}
});
inputmap.put(ScilabKeyStroke.getKeyStroke(keyModifier + "RIGHT"), "Next-page");
accessibleHtml
.getActionMap()
.put(
"Next-page",
new AbstractAction() {
@Override
public void actionPerformed(ActionEvent e) {
DefaultHelpHistoryModel history = SwingScilabHelpBrowser.getHelpHistory();
if (history.getHistory().size() != (history.getIndex() + 1)) {
history.goForward();
}
}
});
inputmap = accessibleHtml.getInputMap(JComponent.WHEN_FOCUSED);
inputmap.put(ScilabKeyStroke.getKeyStroke(keyModifier + "LEFT"), new Object());
inputmap.put(ScilabKeyStroke.getKeyStroke(keyModifier + "RIGHT"), new Object());
inputmap.put(
ScilabKeyStroke.getKeyStroke("shift SPACE"),
inputmap.get(ScilabKeyStroke.getKeyStroke("PAGE_UP")));
inputmap.put(
ScilabKeyStroke.getKeyStroke("SPACE"),
inputmap.get(ScilabKeyStroke.getKeyStroke("PAGE_DOWN")));
SwingUtilities.getAncestorOfClass(JScrollPane.class, accessibleHtml)
.addMouseWheelListener(this);
} catch (IllegalArgumentException e) {
System.err.println("Illegal argument in the retrieval of the html component of Javahelp");
e.printStackTrace();
} catch (IllegalAccessException e) {
System.err.println("Illegal access in the retrieval of the html component of Javahelp");
e.printStackTrace();
}
}
/** Register the key for the action */
public static void registerKeyAction() {
CommandHistory.getTree().getActionMap().put(CUT, new CutAction());
CommandHistory.getTree().getInputMap().put(ScilabKeyStroke.getKeyStroke(KEY), CUT);
}
/**
* @param editor the editor
* @param table where to put the action
*/
public static void registerAction(SwingScilabVariableEditor editor, JTable table) {
table.getActionMap().put(PRECISION, new SetPrecisionLongAction(editor, PRECISION));
table.getInputMap().put(ScilabKeyStroke.getKeyStroke(KEY), PRECISION);
}