source: trunk/macosx/TrackerTableView.m @ 5923

Last change on this file since 5923 was 5923, checked in by livings124, 14 years ago

don't draw the white rows - this is already performed before hand

File size: 3.3 KB
Line 
1/******************************************************************************
2 * $Id$
3 *
4 * Copyright (c) 2008 Transmission authors and contributors
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *****************************************************************************/
24
25#import "TrackerTableView.h"
26
27@implementation TrackerTableView
28
29- (void) setTrackers: (NSArray *) trackers
30{
31    fTrackers = trackers;
32}
33
34//alternating rows - first row after group row is white
35- (void) highlightSelectionInClipRect: (NSRect) clipRect
36{
37    NSColor * altColor = [[NSColor controlAlternatingRowBackgroundColors] objectAtIndex: 1];
38   
39    NSRect visibleRect = clipRect;
40    NSRange rows = [self rowsInRect: visibleRect];
41    BOOL start = YES;
42   
43    if (rows.length > 0)
44    {
45        int i;
46       
47        //determine what the first row color should be
48        if (![[fTrackers objectAtIndex: rows.location] isKindOfClass: [NSNumber class]])
49        {
50            for (i = rows.location-1; i>=0; i--)
51            {
52                if ([[fTrackers objectAtIndex: i] isKindOfClass: [NSNumber class]])
53                    break;
54                start = !start;
55            }
56        }
57        else
58        {
59            rows.location++;
60            rows.length--;
61        }
62       
63        for (i = rows.location; i < NSMaxRange(rows); i++)
64        {
65            if ([[fTrackers objectAtIndex: i] isKindOfClass: [NSNumber class]])
66            {
67                start = YES;
68                continue;
69            }
70           
71            if (!start)
72            {
73                [altColor set];
74                NSRectFill([self rectOfRow: i]);
75            }
76           
77            start = !start;
78        }
79       
80        float newY = NSMaxY([self rectOfRow: i-1]);
81        visibleRect.size.height -= newY - visibleRect.origin.y;
82        visibleRect.origin.y = newY;
83    }
84   
85    //remaining visible rows continue alternating
86    NSRect rowRect = visibleRect;
87    rowRect.size.height = [self rowHeight] + [self intercellSpacing].height;
88   
89    while (rowRect.origin.y < NSMaxY(visibleRect))
90    {
91        if (!start)
92        {
93            [altColor set];
94            NSRectFill(rowRect);
95        }
96       
97        start = !start;
98        rowRect.origin.y += rowRect.size.height;
99    }
100   
101    [super highlightSelectionInClipRect: clipRect];
102}
103
104@end
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