/**
* Called on editor settings change. Current model is expected to drop all cached information
* about the settings if any.
*/
public void reinitSettings() {
boolean softWrapsUsedBefore = myUseSoftWraps;
myUseSoftWraps = areSoftWrapsEnabledInEditor();
int tabWidthBefore = myTabWidth;
myTabWidth = EditorUtil.getTabSize(myEditor);
boolean fontsChanged = false;
if (!myFontPreferences.equals(myEditor.getColorsScheme().getFontPreferences())
&& myEditorTextRepresentationHelper instanceof DefaultEditorTextRepresentationHelper) {
fontsChanged = true;
myEditor.getColorsScheme().getFontPreferences().copyTo(myFontPreferences);
((DefaultEditorTextRepresentationHelper) myEditorTextRepresentationHelper)
.clearSymbolWidthCache();
myPainter.reinit();
}
if ((myUseSoftWraps ^ softWrapsUsedBefore)
|| (tabWidthBefore >= 0 && myTabWidth != tabWidthBefore)
|| fontsChanged) {
myApplianceManager.reset();
myDeferredFoldRegions.clear();
myStorage.removeAll();
myEditor.getScrollingModel().scrollToCaret(ScrollType.CENTER);
}
}
public void recalculate() {
myApplianceManager.reset();
myStorage.removeAll();
myDeferredFoldRegions.clear();
myEditor.getScrollingModel().scrollToCaret(ScrollType.CENTER);
myApplianceManager.recalculateIfNecessary();
}
@Override
public boolean isSoftWrappingEnabled() {
if (!myUseSoftWraps
|| (!myEditor.myUseNewRendering && myEditor.isOneLineMode())
|| myEditor.isPurePaintingMode()) {
return false;
}
// We check that current thread is EDT because attempt to retrieve information about visible
// area width may fail otherwise
Application application = ApplicationManager.getApplication();
Thread lastEdt = myLastEdt.get();
Thread currentThread = Thread.currentThread();
if (lastEdt != currentThread) {
if (application.isDispatchThread()) {
myLastEdt = new SoftReference<Thread>(currentThread);
} else {
myLastEdt = new SoftReference<Thread>(null);
return false;
}
}
Rectangle visibleArea = myEditor.getScrollingModel().getVisibleArea();
return visibleArea.width > 0 && visibleArea.height > 0;
}