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