protected void fileOpened(final DocumentView documentView, File file, Object value) {
final DocumentOrientedApplication application = getApplication();
if (value == null) {
documentView.setFile(file);
documentView.setEnabled(true);
Frame w = (Frame) SwingUtilities.getWindowAncestor(documentView.getComponent());
if (w != null) {
w.setExtendedState(w.getExtendedState() & ~Frame.ICONIFIED);
w.toFront();
}
documentView.getComponent().requestFocus();
application.addRecentFile(file);
application.setEnabled(true);
} else {
if (value instanceof Throwable) {
((Throwable) value).printStackTrace();
}
JSheet.showMessageSheet(
documentView.getComponent(),
"<html>"
+ UIManager.getString("OptionPane.css")
+ "<b>Couldn't open the file \""
+ file
+ "\".</b><br>"
+ value,
JOptionPane.ERROR_MESSAGE,
new SheetListener() {
public void optionSelected(SheetEvent evt) {
// application.dispose(documentView);
}
});
}
}
public void doIt(DocumentView documentView) {
JFileChooser fileChooser = documentView.getOpenChooser();
if (fileChooser.showOpenDialog(documentView.getComponent()) == JFileChooser.APPROVE_OPTION) {
openFile(documentView, fileChooser);
} else {
documentView.setEnabled(true);
}
}
public void actionPerformed(ActionEvent evt) {
final DocumentOrientedApplication application = getApplication();
if (application.isEnabled()) {
application.setEnabled(false);
// Search for an empty documentView
DocumentView emptyProject = application.getCurrentView();
if (emptyProject == null || emptyProject.getFile() != null || emptyProject.isModified()) {
emptyProject = null;
/*
for (DocumentView aProject : application.getViews()) {
if (aProject.getFile() == null &&
! aProject.isModified()) {
emptyProject = aProject;
break;
}
}*/
}
final DocumentView p;
boolean removeMe;
if (emptyProject == null) {
p = application.createView();
application.add(p);
removeMe = true;
removeMe = true;
} else {
p = emptyProject;
removeMe = false;
}
JFileChooser fileChooser = p.getOpenChooser();
if (fileChooser.showOpenDialog(application.getComponent()) == JFileChooser.APPROVE_OPTION) {
application.show(p);
openFile(fileChooser, p);
} else {
if (removeMe) {
application.remove(p);
}
application.setEnabled(true);
}
}
}
protected void openFile(final DocumentView documentView, JFileChooser fileChooser) {
final File file = fileChooser.getSelectedFile();
documentView.setEnabled(false);
// Open the file
documentView.execute(
new Worker() {
public Object construct() {
try {
documentView.read(file);
return null;
} catch (IOException e) {
return e;
}
}
public void finished(Object value) {
fileOpened(documentView, file, value);
}
});
}
protected void openFile(JFileChooser fileChooser, final DocumentView documentView) {
final DocumentOrientedApplication application = getApplication();
final File file = fileChooser.getSelectedFile();
application.setEnabled(true);
documentView.setEnabled(false);
// Open the file
documentView.execute(
new Worker() {
public Object construct() {
try {
documentView.read(file);
return null;
} catch (Throwable e) {
return e;
}
}
public void finished(Object value) {
fileOpened(documentView, file, value);
}
});
}
protected void fileOpened(final DocumentView documentView, File file, Object value) {
if (value == null) {
documentView.setFile(file);
documentView.setEnabled(true);
getApplication().addRecentFile(file);
} else {
JSheet.showMessageSheet(
documentView.getComponent(),
"<html>"
+ UIManager.getString("OptionPane.css")
+ "<b>Couldn't open the file \""
+ file
+ "\".</b><br>"
+ value,
JOptionPane.ERROR_MESSAGE,
new SheetListener() {
public void optionSelected(SheetEvent evt) {
documentView.execute(
new Worker() {
public Object construct() {
try {
documentView.clear();
return null;
} catch (IOException ex) {
return ex;
}
}
public void finished(Object result) {
documentView.setEnabled(true);
}
});
}
});
}
}