ITTableCornerView.m

   1 #import "ITTableCornerView.h"
   2
   3 @interface ITTableCornerView (Private)
   4
   5 - (id)initWithFrame:(NSRect)frame cellClass:(Class)cellClass;
   6
   7 @end
   8
   9 @implementation ITTableCornerView
  10
  11 - (id)initWithFrame:(NSRect)frame {
  12         return [self initWithFrame:frame cellClass:[NSTableHeaderCell class]];
  13 }
  14
  15 - (id)initWithFrame:(NSRect)frame cellClass:(Class)cellClass {
  16         if ((self = [super initWithFrame:frame])) {
  17                 headerCell = [[cellClass alloc] init];
  18                 [self setPullsDown:YES];
  19         }
  20         return self;
  21 }
  22
  23 - (void)drawRect:(NSRect)rect {
  24         NSImage *drawImage;
  25
  26         rect.origin.y = 0;
  27         rect.size.height = 17;
  28         rect.size.width += 1;
  29
  30         [headerCell setState:([[self cell] isHighlighted] ? NSOnState : NSOffState)];
  31         [headerCell drawWithFrame:rect inView:nil];
  32
  33         if ((drawImage = [self image])) {
  34                 BOOL oldFlipped = [drawImage isFlipped];
  35                 [drawImage setFlipped:YES];
  36                 [drawImage drawAtPoint:rect.origin fromRect:NSZeroRect operation:NSCompositeSourceOver fraction:1.0];
  37                 [drawImage setFlipped:oldFlipped];
  38         }
  39 }
  40
  41 - (void)setImage:(NSImage *)anImage {
  42         [super setImage:anImage];
  43         [image autorelease];
  44         image = [anImage copy];
  45 }
  46
  47 - (NSImage *)image {
  48         return (image ? image : [super image]);
  49 }
  50
  51 - (void)dealloc {
  52         [image release];
  53         [headerCell release];
  54         [super dealloc];
  55 }
  56
  57 @end