2 File: ImageAndTextCell.m
3 Abstract: Subclass of NSTextFieldCell which can display text and an image simultaneously.
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48 #import "ImageAndTextCell.h"
49 #import <AppKit/NSCell.h>
51 #if !defined(MAC_OS_X_VERSION_10_10) || \
52 MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_10
53 typedef NSUInteger NSCellHitResult;
56 @implementation ImageAndTextCell
61 if ((self = [super init])) {
62 [self setLineBreakMode:NSLineBreakByTruncatingTail];
63 [self setSelectable:YES];
73 - (id)copyWithZone:(NSZone *)zone {
74 ImageAndTextCell *cell = (ImageAndTextCell *)[super copyWithZone:zone];
75 // The image ivar will be directly copied; we need to retain or copy it.
76 cell->image = [image retain];
80 - (NSRect)imageRectForBounds:(NSRect)cellFrame {
83 result.size = [image size];
84 result.origin = cellFrame.origin;
86 result.origin.y += ceil((cellFrame.size.height - result.size.height) / 2);
93 // We could manually implement expansionFrameWithFrame:inView: and drawWithExpansionFrame:inView: or just properly implement titleRectForBounds to get expansion tooltips to automatically work for us
94 - (NSRect)titleRectForBounds:(NSRect)cellFrame {
97 CGFloat imageWidth = [image size].width;
99 result.origin.x += (3 + imageWidth);
100 result.size.width -= (3 + imageWidth);
102 result = [super titleRectForBounds:cellFrame];
107 - (void)editWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject event:(NSEvent *)theEvent {
108 NSRect textFrame, imageFrame;
109 NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
110 [super editWithFrame: textFrame inView: controlView editor:textObj delegate:anObject event: theEvent];
113 - (void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject start:(NSInteger)selStart length:(NSInteger)selLength {
114 NSRect textFrame, imageFrame;
115 NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge);
116 [super selectWithFrame: textFrame inView: controlView editor:textObj delegate:anObject start:selStart length:selLength];
119 - (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView {
122 NSSize imageSize = [image size];
123 NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge);
124 if ([self drawsBackground]) {
125 [[self backgroundColor] set];
126 NSRectFill(imageFrame);
128 imageFrame.origin.x += 3;
129 imageFrame.origin.y += ceil((cellFrame.size.height - imageSize.height) / 2);
130 imageFrame.size = imageSize;
132 [image drawInRect:imageFrame
134 operation:NSCompositeSourceOver
139 [super drawWithFrame:cellFrame inView:controlView];
143 NSSize cellSize = [super cellSize];
145 cellSize.width += [image size].width;
151 - (NSCellHitResult)hitTestForEvent:(NSEvent *)event inRect:(NSRect)cellFrame ofView:(NSView *)controlView {
152 NSPoint point = [controlView convertPoint:[event locationInWindow] fromView:nil];
153 // If we have an image, we need to see if the user clicked on the image portion.
155 // This code closely mimics drawWithFrame:inView:
156 NSSize imageSize = [image size];
158 NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge);
160 imageFrame.origin.x += 3;
161 imageFrame.size = imageSize;
162 // If the point is in the image rect, then it is a content hit
163 if (NSMouseInRect(point, imageFrame, [controlView isFlipped])) {
164 // 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.
165 // By returning the correct parts, we allow NSTableView to correctly begin an edit when the text portion is clicked on.
166 return NSCellHitContentArea;
169 // 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.
170 return [super hitTestForEvent:event inRect:cellFrame ofView:controlView];