Initial commit

1 files changed, 63 insertions, 0 deletions

diff --git a/ScrollingTextView.m b/ScrollingTextView.m
new file mode 100644
index 0000000..196cf28
--- /dev/null
+++ b/ScrollingTextView.m
@@ -0,0 +1,63 @@
+#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)keyDownToSuper: (NSEvent *)anEvent
+{
+    [super keyDown: anEvent];
+}
+
+- (void)changeFont: (id)sender
+{
+    if ([[self delegate] respondsToSelector: @selector(changeFont:)]) {
+        [[self delegate] performSelector: @selector(changeFont:)
+                              withObject: sender];
+    }
+}
+@end