private void updateScrolling() {
if (myScrollingEnabled) {
myBoundedRangeModel.setRangeProperties(
0,
myTermSize.height,
-myTerminalTextBuffer.getHistoryBuffer().getLineCount(),
myTermSize.height,
false);
} else {
myBoundedRangeModel.setRangeProperties(0, myTermSize.height, 0, myTermSize.height, false);
}
}
/**
* Update the visibility model with the associated JTextField (if there is one) to reflect the
* current visibility as a result of changes to the document model. The bounded range properties
* are updated. If the view hasn't yet been shown the extent will be zero and we just set it to be
* full until determined otherwise.
*/
void updateVisibilityModel() {
Component c = getContainer();
if (c instanceof JTextField) {
JTextField field = (JTextField) c;
BoundedRangeModel vis = field.getHorizontalVisibility();
int hspan = (int) getPreferredSpan(X_AXIS);
int extent = vis.getExtent();
int maximum = Math.max(hspan, extent);
extent = (extent == 0) ? maximum : extent;
int value = maximum - extent;
int oldValue = vis.getValue();
if ((oldValue + extent) > maximum) {
oldValue = maximum - extent;
}
value = Math.max(0, Math.min(value, oldValue));
vis.setRangeProperties(value, extent, 0, maximum, false);
}
}
/**
* Adjusts the allocation given to the view to be a suitable allocation for a text field. If the
* view has been allocated more than the preferred span vertically, the allocation is changed to
* be centered vertically. Horizontally the view is adjusted according to the horizontal alignment
* property set on the associated JTextField (if that is the type of the hosting component).
*
* @param a the allocation given to the view, which may need to be adjusted.
* @return the allocation that the superclass should use.
*/
protected Shape adjustAllocation(Shape a) {
if (a != null) {
Rectangle bounds = a.getBounds();
int vspan = (int) getPreferredSpan(Y_AXIS);
int hspan = (int) getPreferredSpan(X_AXIS);
if (bounds.height != vspan) {
int slop = bounds.height - vspan;
bounds.y += slop / 2;
bounds.height -= slop;
}
// horizontal adjustments
Component c = getContainer();
if (c instanceof JTextField) {
JTextField field = (JTextField) c;
BoundedRangeModel vis = field.getHorizontalVisibility();
int max = Math.max(hspan, bounds.width);
int value = vis.getValue();
int extent = Math.min(max, bounds.width - 1);
if ((value + extent) > max) {
value = max - extent;
}
vis.setRangeProperties(value, extent, vis.getMinimum(), max, false);
if (hspan < bounds.width) {
// horizontally align the interior
int slop = bounds.width - 1 - hspan;
int align = ((JTextField) c).getHorizontalAlignment();
if (Utilities.isLeftToRight(c)) {
if (align == LEADING) {
align = LEFT;
} else if (align == TRAILING) {
align = RIGHT;
}
} else {
if (align == LEADING) {
align = RIGHT;
} else if (align == TRAILING) {
align = LEFT;
}
}
switch (align) {
case SwingConstants.CENTER:
bounds.x += slop / 2;
bounds.width -= slop;
break;
case SwingConstants.RIGHT:
bounds.x += slop;
bounds.width -= slop;
break;
}
} else {
// adjust the allocation to match the bounded range.
bounds.width = hspan;
bounds.x -= vis.getValue();
}
}
return bounds;
}
return null;
}
/** Run the task. */
public void run() {
final BoundedRangeModel model = progressBar.getModel();
switch (task) {
case -LABEL:
{
value = description.getText();
return;
}
case +LABEL:
{
description.setText((String) value);
return;
}
case PROGRESS:
{
model.setValue(((Integer) value).intValue());
progressBar.setIndeterminate(false);
return;
}
case STARTED:
{
model.setRangeProperties(0, 1, 0, 100, false);
window.setVisible(true);
break; // Need further action below.
}
case COMPLETE:
{
model.setRangeProperties(100, 1, 0, 100, false);
window.setVisible(warningArea != null);
cancel.setEnabled(false);
break; // Need further action below.
}
}
/*
* Some of the tasks above requires an action on the window, which may be a JDialog or
* a JInternalFrame. We need to determine the window type before to apply the action.
*/
synchronized (ProgressWindow.this) {
if (window instanceof JDialog) {
final JDialog window = (JDialog) ProgressWindow.this.window;
switch (task) {
case -TITLE:
{
value = window.getTitle();
return;
}
case +TITLE:
{
window.setTitle((String) value);
return;
}
case STARTED:
{
window.setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
return;
}
case COMPLETE:
{
window.setDefaultCloseOperation(JDialog.HIDE_ON_CLOSE);
return;
}
case DISPOSE:
{
window.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
if (warningArea == null || !window.isVisible()) {
window.dispose();
}
return;
}
}
} else {
final JInternalFrame window = (JInternalFrame) ProgressWindow.this.window;
switch (task) {
case -TITLE:
{
value = window.getTitle();
return;
}
case +TITLE:
{
window.setTitle((String) value);
return;
}
case STARTED:
{
window.setClosable(false);
return;
}
case COMPLETE:
{
window.setClosable(true);
return;
}
case DISPOSE:
{
window.setDefaultCloseOperation(JInternalFrame.DISPOSE_ON_CLOSE);
if (warningArea == null || !window.isVisible()) {
window.dispose();
}
return;
}
}
}
/*
* Si la tâche spécifiée n'est aucune des tâches énumérées ci-haut,
* on supposera que l'on voulait afficher un message d'avertissement.
*/
if (warningArea == null) {
final JTextArea warningArea = new JTextArea();
final JScrollPane scroll = new JScrollPane(warningArea);
final JPanel namedArea = new JPanel(new BorderLayout());
ProgressWindow.this.warningArea = warningArea;
warningArea.setFont(Font.getFont("Monospaced"));
warningArea.setEditable(false);
namedArea.setBorder(BorderFactory.createEmptyBorder(0, HMARGIN, VMARGIN, HMARGIN));
namedArea.add(new JLabel(getString(VocabularyKeys.WARNING)), BorderLayout.NORTH);
namedArea.add(scroll, BorderLayout.CENTER);
content.add(namedArea, BorderLayout.CENTER);
if (window instanceof JDialog) {
final JDialog window = (JDialog) ProgressWindow.this.window;
window.setResizable(true);
} else {
final JInternalFrame window = (JInternalFrame) ProgressWindow.this.window;
window.setResizable(true);
}
window.setSize(WIDTH, HEIGHT + WARNING_HEIGHT);
window.setVisible(true); // Seems required in order to force relayout.
}
final JTextArea warningArea = (JTextArea) ProgressWindow.this.warningArea;
warningArea.append((String) value);
}
}
