/* (non-Javadoc)
* @see org.eclipse.swt.widgets.Control#setEnabled(boolean)
*/
public void setEnabled(boolean enabled) {
fTree.getControl().setEnabled(enabled);
if (enabled) {
updateButtons();
} else {
fSelectButton.setEnabled(false);
fSelectAllButton.setEnabled(false);
fDeselectButton.setEnabled(false);
fDeselectAllButton.setEnabled(false);
fSelectRequiredButton.setEnabled(false);
fCountLabel.setText(""); // $NON-NLS-1$
}
fModeLabel.setEnabled(enabled);
fPluginModeButton.setEnabled(enabled);
fFeaureModeButton.setEnabled(enabled);
fShowLabel.setEnabled(enabled);
fShowPluginsButton.setEnabled(enabled);
fShowSourceButton.setEnabled(enabled);
boolean isPluginMode = !fFeaureModeButton.getSelection();
fGroupLabel.setEnabled(enabled && isPluginMode);
if (fGroupCombo != null) {
fGroupCombo.setEnabled(enabled && isPluginMode);
} else {
fGroupComboPart.setEnabled(enabled && isPluginMode);
}
}
private void updateButtons() {
if (fTargetDefinition != null && !fTree.getSelection().isEmpty()) {
Object[] selection = ((IStructuredSelection) fTree.getSelection()).toArray();
boolean hasResolveBundle = false;
boolean hasParent = false;
boolean allSelected = true;
boolean noneSelected = true;
for (int i = 0; i < selection.length; i++) {
if (!hasResolveBundle || !hasParent) {
if (selection[i] instanceof IResolvedBundle) {
hasResolveBundle = true;
} else {
hasParent = true;
}
}
boolean checked = fTree.getChecked(selection[i]);
if (checked) {
noneSelected = false;
} else {
allSelected = false;
}
}
// Selection is available if not everything is already selected and not both a parent and
// child item are selected
fSelectButton.setEnabled(!allSelected && !(hasResolveBundle && hasParent));
fDeselectButton.setEnabled(!noneSelected && !(hasResolveBundle && hasParent));
} else {
fSelectButton.setEnabled(false);
fDeselectButton.setEnabled(false);
}
int total = fAllBundles.size();
if (fFeaureModeButton.getSelection()) {
if (fTargetDefinition == null) {
total = 0;
} else {
total = fTargetDefinition.getAllFeatures().length;
total += ((TargetDefinition) fTargetDefinition).getOtherBundles().length;
}
}
if (fMissing != null) {
total += fMissing.size();
}
fSelectAllButton.setEnabled(fTargetDefinition != null && fTree.getCheckedLeafCount() != total);
fDeselectAllButton.setEnabled(fTargetDefinition != null && fTree.getCheckedLeafCount() != 0);
fSelectRequiredButton.setEnabled(
fTargetDefinition != null
&& fTree.getCheckedLeafCount() > 0
&& fTree.getCheckedLeafCount() != total);
if (fTargetDefinition != null) {
fCountLabel.setText(
MessageFormat.format(
Messages.TargetContentsGroup_9,
new String[] {
Integer.toString(fTree.getCheckedLeafCount()), Integer.toString(total)
}));
} else {
fCountLabel.setText(""); // $NON-NLS-1$
}
}
