diff options
| -rw-r--r-- | Source/SPTextView.m | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Source/SPTextView.m b/Source/SPTextView.m index dcb9dad7..5e324d28 100644 --- a/Source/SPTextView.m +++ b/Source/SPTextView.m @@ -3242,6 +3242,29 @@ static inline NSPoint SPPointOnLine(NSPoint a, NSPoint b, CGFloat t) { return NS return YES; } +/** + * Selection range changes + * Listen to selection range change events and use changes of state between selection and no + * selection to redraw the hilight state + */ +- (NSRange)selectionRangeForProposedRange:(NSRange)proposedSelRange granularity:(NSSelectionGranularity)granularity +{ + NSUInteger currentSelectionLength = [self selectedRange].length; + + // If selection started/ended, redraw the background in the current query area + if ([self shouldHiliteQuery] && (currentSelectionLength && !proposedSelRange.length) || (!currentSelectionLength && proposedSelRange.length)) { + NSUInteger i = 0, rectCount = 0; + NSRect* rectsToUpdate = [[self layoutManager] rectArrayForCharacterRange:[self queryRange] + withinSelectedCharacterRange:[self queryRange] + inTextContainer:[self textContainer] + rectCount:&rectCount]; + for (i = 0; i < rectCount; i++) { + [self setNeedsDisplayInRect:rectsToUpdate[i]]; + } + } + + return [super selectionRangeForProposedRange:proposedSelRange granularity:granularity]; +} #pragma mark - #pragma mark delegates |