/**
* Long operations need to display an hourglass.
*
* @param comp The <code>JComponent</code> on which to apply the hour glass cursor
* @param on If true, we set the cursor on the hourglass
*/
public static void setCursorOnWait(Component comp, boolean on) {
if (on) {
if (comp instanceof AbstractEditorPanel) ((AbstractEditorPanel) comp).showWaitCursor();
else comp.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
} else {
if (comp instanceof AbstractEditorPanel) ((AbstractEditorPanel) comp).hideWaitCursor();
else comp.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
}
}
@Override
public void mouseMoved(MouseEvent e) {
Component component = e.getComponent();
if (component != null) {
if (getRootColumnOrNull(e) != null) {
component.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
} else {
component.setCursor(null);
}
}
}
public void uninstall() {
for (RangeHighlighter highlighter : myHighlighters) {
highlighter.dispose();
}
Component internalComponent = myHighlighterView.getContentComponent();
internalComponent.setCursor(myStoredCursor);
internalComponent.removeKeyListener(myEditorKeyListener);
myHighlighterView.getScrollingModel().removeVisibleAreaListener(myVisibleAreaListener);
myFileEditorManager.removeFileEditorManagerListener(myFileEditorManagerListener);
}
private void showHint(Info info) {
if (myDisposed) return;
Component internalComponent = myEditor.getContentComponent();
if (myHighlighter != null) {
if (!info.isSimilarTo(myHighlighter.getStoredInfo())) {
disposeHighlighter();
} else {
// highlighter already set
internalComponent.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
return;
}
}
if (info.isValid(myEditor.getDocument())) {
myHighlighter = installHighlighterSet(info, myEditor);
String text = info.getInfo();
if (text == null) return;
JComponent label = HintUtil.createInformationLabel(text);
final LightweightHint hint = new LightweightHint(label);
final HintManagerImpl hintManager = HintManagerImpl.getInstanceImpl();
Point p = HintManagerImpl.getHintPosition(hint, myEditor, myPosition, HintManager.ABOVE);
hintManager.showEditorHint(
hint,
myEditor,
p,
HintManager.HIDE_BY_ANY_KEY
| HintManager.HIDE_BY_TEXT_CHANGE
| HintManager.HIDE_BY_SCROLLING,
0,
false,
HintManagerImpl.createHintHint(myEditor, p, hint, HintManager.ABOVE)
.setContentActive(false));
}
}
private void showHint(Info info) {
if (myDisposed || myEditor.isDisposed()) return;
Component internalComponent = myEditor.getContentComponent();
if (myHighlighter != null) {
if (!info.isSimilarTo(myHighlighter.getStoredInfo())) {
disposeHighlighter();
} else {
// highlighter already set
internalComponent.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
return;
}
}
if (!info.isValid(myEditor.getDocument())) {
return;
}
myHighlighter = installHighlighterSet(info, myEditor);
DocInfo docInfo = info.getInfo();
if (docInfo.text == null) return;
if (myDocumentationManager.hasActiveDockedDocWindow()) {
info.showDocInfo(myDocumentationManager);
}
HyperlinkListener hyperlinkListener =
docInfo.docProvider == null
? null
: new QuickDocHyperlinkListener(docInfo.docProvider, info.myElementAtPointer);
final Ref<QuickDocInfoPane> quickDocPaneRef = new Ref<QuickDocInfoPane>();
MouseListener mouseListener =
new MouseAdapter() {
@Override
public void mouseEntered(MouseEvent e) {
QuickDocInfoPane pane = quickDocPaneRef.get();
if (pane != null) {
pane.mouseEntered(e);
}
}
@Override
public void mouseExited(MouseEvent e) {
QuickDocInfoPane pane = quickDocPaneRef.get();
if (pane != null) {
pane.mouseExited(e);
}
}
@Override
public void mouseClicked(MouseEvent e) {
QuickDocInfoPane pane = quickDocPaneRef.get();
if (pane != null) {
pane.mouseClicked(e);
}
}
};
Ref<Consumer<String>> newTextConsumerRef = new Ref<Consumer<String>>();
JComponent label =
HintUtil.createInformationLabel(
docInfo.text, hyperlinkListener, mouseListener, newTextConsumerRef);
Consumer<String> newTextConsumer = newTextConsumerRef.get();
QuickDocInfoPane quickDocPane = null;
if (docInfo.documentationAnchor != null) {
quickDocPane =
new QuickDocInfoPane(docInfo.documentationAnchor, info.myElementAtPointer, label);
quickDocPaneRef.set(quickDocPane);
}
JComponent hintContent = quickDocPane == null ? label : quickDocPane;
final LightweightHint hint = new LightweightHint(hintContent);
myHint = hint;
hint.addHintListener(
new HintListener() {
@Override
public void hintHidden(EventObject event) {
myHint = null;
}
});
myDocAlarm.cancelAllRequests();
if (newTextConsumer != null
&& docInfo.docProvider != null
&& docInfo.documentationAnchor != null) {
fulfillDocInfo(
docInfo.text,
docInfo.docProvider,
info.myElementAtPointer,
docInfo.documentationAnchor,
newTextConsumer,
hint);
}
showHint(hint);
}