/**
* Create a button for a tool bar
*
* @param editor the associated editor
* @param title tooltip for the button
* @return the button
*/
public static JButton createButton(SwingScilabVariableEditor editor, String title) {
JButton button = new JButton();
ScilabLAF.setDefaultProperties(button);
button.addActionListener(new SetPrecisionLongAction(editor, title));
button.setToolTipText(title);
ImageIcon imageIcon = new ImageIcon(FindIconHelper.findIcon("long"));
button.setIcon(imageIcon);
return button;
}
public void setIconAt(int index, String iconFile) {
try {
File file = new File(iconFile);
if (file.exists() == false) {
String filename = FindIconHelper.findImage(iconFile);
file = new File(filename);
}
JLabel label = (JLabel) getTabComponentAt(index);
if (label != null) {
label.setIcon(new ImageIcon(ImageIO.read(file)));
}
} catch (IOException e) {
super.setIconAt(index, null);
}
}
/**
* The File Browser history
*
* @author Calixte DENIZET
*/
@SuppressWarnings(value = {"serial"})
public class ScilabFileBrowserHistory {
private static final String PREVIOUSICON = FindIconHelper.findIcon("go-previous");
private static final String NEXTICON = FindIconHelper.findIcon("go-next");
private final SwingScilabTreeTable stt;
private final List<String> history = new ArrayList<String>();
private int position = -1;
private final JButton previous;
private final JButton next;
private final JPopupMenu popup;
private Timer timer;
/**
* Default constructor
*
* @param stt the treetable associated with this history
*/
public ScilabFileBrowserHistory(SwingScilabTreeTable stt) {
this.stt = stt;
this.popup = new JPopupMenu();
this.popup.setBorderPainted(true);
previous = new JButton();
previous.setIcon(new ImageIcon(PREVIOUSICON));
ScilabLAF.setDefaultProperties(previous);
previous.setToolTipText(UiDataMessages.PREVIOUSDIR);
previous.addMouseListener(
new MouseAdapter() {
@Override
public void mousePressed(MouseEvent e) {
if (timer == null) {
timer = new Timer();
timer.schedule(
new TimerTask() {
@Override
public void run() {
if (!popup.isVisible() || popup.getInvoker() != next) {
showPopup(true);
}
}
},
1000);
}
}
@Override
public void mouseReleased(MouseEvent e) {
if (timer != null) {
timer.cancel();
timer = null;
}
}
@Override
public void mouseClicked(MouseEvent e) {
if (SwingUtilities.isRightMouseButton(e)
&& previous.isEnabled()
&& (!popup.isVisible() || popup.getInvoker() != previous)) {
showPopup(true);
} else if (SwingUtilities.isLeftMouseButton(e)
&& !popup.isVisible()
&& previous.isEnabled()) {
ScilabFileBrowserHistory.this.stt.setBaseDir(history.get(position - 1), false);
chDir(history.get(position - 1));
setPositionInHistory(position - 1);
}
}
});
next = new JButton();
next.setIcon(new ImageIcon(NEXTICON));
ScilabLAF.setDefaultProperties(next);
next.setToolTipText(UiDataMessages.NEXTDIR);
next.addMouseListener(
new MouseAdapter() {
@Override
public void mousePressed(MouseEvent e) {
if (timer == null) {
timer = new Timer();
timer.schedule(
new TimerTask() {
@Override
public void run() {
if (!popup.isVisible() || popup.getInvoker() != next) {
showPopup(false);
}
}
},
1000);
}
}
@Override
public void mouseReleased(MouseEvent e) {
if (timer != null) {
timer.cancel();
timer = null;
}
}
@Override
public void mouseClicked(MouseEvent e) {
if (SwingUtilities.isRightMouseButton(e)
&& next.isEnabled()
&& (!popup.isVisible() || popup.getInvoker() != next)) {
showPopup(false);
} else if (SwingUtilities.isLeftMouseButton(e)
&& !popup.isVisible()
&& next.isEnabled()) {
ScilabFileBrowserHistory.this.stt.setBaseDir(history.get(position + 1), false);
chDir(history.get(position + 1));
setPositionInHistory(position + 1);
}
}
});
updateButton(0);
}
/**
* Show the popup under the button
*
* @param prev if true, the popup is show under the previous button
*/
private void showPopup(boolean prev) {
popup.removeAll();
if (prev) {
for (int i = position - 1; i >= 0; i--) {
JMenuItem item = new JMenuItem(history.get(i));
final int j = i;
item.addActionListener(
new CommonCallBack(null) {
@Override
public void callBack() {
ScilabFileBrowserHistory.this.stt.setBaseDir(history.get(j), false);
chDir(history.get(j));
setPositionInHistory(j);
}
});
popup.add(item);
}
} else {
for (int i = position + 1; i < history.size(); i++) {
JMenuItem item = new JMenuItem(history.get(i));
final int j = i;
item.addActionListener(
new CommonCallBack(null) {
@Override
public void callBack() {
ScilabFileBrowserHistory.this.stt.setBaseDir(history.get(j), false);
chDir(history.get(j));
setPositionInHistory(j);
}
});
popup.add(item);
}
}
popup.pack();
JButton button;
if (prev) {
button = previous;
} else {
button = next;
}
popup.show(button, 0, button.getBounds(null).height);
}
private static final void chDir(String path) {
File f = new File(path);
if (f.exists() && f.isDirectory() && f.canRead()) {
InterpreterManagement.requestScilabExec("chdir('" + path + "')");
}
}
/**
* Add a path in the history
*
* @param path the path to add
*/
public void addPathInHistory(String path) {
history.add(path);
setPositionInHistory(position + 1);
}
/** @return the previous button */
public JButton getPreviousButton() {
return previous;
}
/** @return the next button */
public JButton getNextButton() {
return next;
}
/**
* Set the current position in the history
*
* @param pos the new position
*/
private void setPositionInHistory(int pos) {
position = pos;
updateButton(pos);
}
/**
* Update the buttons state according to the position
*
* @param pos the position
*/
private void updateButton(int pos) {
previous.setEnabled(history.size() >= 2 && pos != 0);
next.setEnabled(history.size() >= 2 && pos != history.size() - 1);
}
}