2 File: ImageAndTextCell.m
3 Abstract: Subclass of NSTextFieldCell which can display text and an image simultaneously.
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49 #import "ImageAndTextCell.h"
50 #import <AppKit/NSCell.h>
52 @implementation ImageAndTextCell
57 if ((self = [super init])) {
58 [self setLineBreakMode:NSLineBreakByTruncatingTail];
59 [self setSelectable:YES];
69 - (id)copyWithZone:(NSZone *)zone {
70 ImageAndTextCell *cell = (ImageAndTextCell *)[super copyWithZone:zone];
71 // The image ivar will be directly copied; we need to retain or copy it.
72 cell->image = [image retain];
76 - (NSRect)imageRectForBounds:(NSRect)cellFrame {
79 result.size = [image size];
80 result.origin = cellFrame.origin;
82 result.origin.y += ceil((cellFrame.size.height - result.size.height) / 2);
89 // We could manually implement expansionFrameWithFrame:inView: and drawWithExpansionFrame:inView: or just properly implement titleRectForBounds to get expansion tooltips to automatically work for us
90 - (NSRect)titleRectForBounds:(NSRect)cellFrame {
93 CGFloat imageWidth = [image size].width;
95 result.origin.x += (3 + imageWidth);
96 result.size.width -= (3 + imageWidth);
98 result = [super titleRectForBounds:cellFrame];
103 - (void)editWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject event:(NSEvent *)theEvent {
104 NSRect textFrame, imageFrame;
105 NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
106 [super editWithFrame: textFrame inView: controlView editor:textObj delegate:anObject event: theEvent];
109 - (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject start:(NSInteger)selStart length:(NSInteger)selLength {
110 NSRect textFrame, imageFrame;
111 NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
112 [super selectWithFrame: textFrame inView: controlView editor:textObj delegate:anObject start:selStart length:selLength];
115 - (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView {
118 NSSize imageSize = [image size];
119 NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge);
120 if ([self drawsBackground]) {
121 [[self backgroundColor] set];
122 NSRectFill(imageFrame);
124 imageFrame.origin.x += 3;
125 imageFrame.origin.y += ceil((cellFrame.size.height - imageSize.height) / 2);
126 imageFrame.size = imageSize;
128 [image drawInRect:imageFrame
130 operation:NSCompositeSourceOver
135 [super drawWithFrame:cellFrame inView:controlView];
139 NSSize cellSize = [super cellSize];
141 cellSize.width += [image size].width;
147 - (NSUInteger)hitTestForEvent:(NSEvent *)event inRect:(NSRect)cellFrame ofView:(NSView *)controlView {
148 NSPoint point = [controlView convertPoint:[event locationInWindow] fromView:nil];
149 // If we have an image, we need to see if the user clicked on the image portion.
151 // This code closely mimics drawWithFrame:inView:
152 NSSize imageSize = [image size];
154 NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge);
156 imageFrame.origin.x += 3;
157 imageFrame.size = imageSize;
158 // If the point is in the image rect, then it is a content hit
159 if (NSMouseInRect(point, imageFrame, [controlView isFlipped])) {
160 // We consider this just a content area. It is not trackable, nor it it editable text. If it was, we would or in the additional items.
161 // By returning the correct parts, we allow NSTableView to correctly begin an edit when the text portion is clicked on.
162 return NSCellHitContentArea;
165 // At this point, the cellFrame has been modified to exclude the portion for the image. Let the superclass handle the hit testing at this point.
166 return [super hitTestForEvent:event inRect:cellFrame ofView:controlView];