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#import "ScrollingTextView.h"
@implementation ScrollingTextView
- (id)initWithFrame: (NSRect)aFrame
{
self = [super initWithFrame: aFrame];
[[self layoutManager] setDelegate: self];
return self;
}
- (void)layoutManager: (NSLayoutManager *)aLayoutManager
didCompleteLayoutForTextContainer: (NSTextContainer *)aTextContainer
atEnd:(BOOL)flag
{
if (flag) {
NSClipView *clipView;
clipView = (NSClipView *)[self superview];
if ([clipView isKindOfClass: [NSClipView class]]) {
[clipView scrollToPoint:
[clipView constrainScrollPoint: NSMakePoint(0.0, [self frame].size.height)]];
[[clipView superview] reflectScrolledClipView: clipView];
}
}
}
- (BOOL)performKeyEquivalent: (NSEvent *)anEvent
{
NSDocument *targetDoc;
BOOL rc;
rc = NO;
targetDoc = [[[self window] windowController] document];
if ([targetDoc respondsToSelector: @selector(handleEvent:from:)])
rc = [[targetDoc performSelector: @selector(handleEvent:from:)
withObject: anEvent
withObject: self] boolValue] ? YES : [super performKeyEquivalent: anEvent];
return rc;
}
- (void)keyDown: (NSEvent *)anEvent
{
if ([[self delegate] respondsToSelector: @selector(handleEvent:from:)]) {
if ([[[self delegate] performSelector: @selector(handleEvent:from:) withObject: anEvent
withObject:self] boolValue] == NO)
[super keyDown: anEvent];
} else
[super keyDown: anEvent];
}
- (void)changeFont: (id)sender
{
if ([[self delegate] respondsToSelector: @selector(changeFont:)]) {
[[self delegate] performSelector: @selector(changeFont:)
withObject: sender];
}
}
@end
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