release/src/router/transmission/macosx/FilePriorityCell.m

   1 /******************************************************************************
   2  * $Id: FilePriorityCell.m 13162 2012-01-14 17:12:04Z livings124 $
   3  *
   4  * Copyright (c) 2007-2012 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 "FilePriorityCell.h"
  26 #import "FileOutlineView.h"
  27 #import "FileListNode.h"
  28 #import "NSImageAdditions.h"
  29 #import "Torrent.h"
  30
  31 #define IMAGE_OVERLAP 1.0
  32
  33 @implementation FilePriorityCell
  34
  35 - (id) init
  36 {
  37     if ((self = [super init]))
  38     {
  39         [self setTrackingMode: NSSegmentSwitchTrackingSelectAny];
  40         [self setControlSize: NSMiniControlSize];
  41         [self setSegmentCount: 3];
  42
  43         for (NSInteger i = 0; i < [self segmentCount]; i++)
  44         {
  45             [self setLabel: @"" forSegment: i];
  46             [self setWidth: 9.0f forSegment: i]; //9 is minimum size to get proper look
  47         }
  48
  49         [self setImage: [NSImage imageNamed: @"PriorityControlLow.png"] forSegment: 0];
  50         [self setImage: [NSImage imageNamed: @"PriorityControlNormal.png"] forSegment: 1];
  51         [self setImage: [NSImage imageNamed: @"PriorityControlHigh.png"] forSegment: 2];
  52
  53         fHoverRow = NO;
  54     }
  55     return self;
  56 }
  57
  58 - (id) copyWithZone: (NSZone *) zone
  59 {
  60     id value = [super copyWithZone: zone];
  61     [value setRepresentedObject: [self representedObject]];
  62     return value;
  63 }
  64
  65 - (void) setSelected: (BOOL) flag forSegment: (NSInteger) segment
  66 {
  67     [super setSelected: flag forSegment: segment];
  68
  69     //only for when clicking manually
  70     NSInteger priority;
  71     switch (segment)
  72     {
  73         case 0:
  74             priority = TR_PRI_LOW;
  75             break;
  76         case 1:
  77             priority = TR_PRI_NORMAL;
  78             break;
  79         case 2:
  80             priority = TR_PRI_HIGH;
  81             break;
  82     }
  83
  84     Torrent * torrent = [(FileListNode *)[self representedObject] torrent];
  85     [torrent setFilePriority: priority forIndexes: [(FileListNode *)[self representedObject] indexes]];
  86
  87     FileOutlineView * controlView = (FileOutlineView *)[self controlView];
  88     [controlView setNeedsDisplay: YES];
  89 }
  90
  91 - (void) addTrackingAreasForView: (NSView *) controlView inRect: (NSRect) cellFrame withUserInfo: (NSDictionary *) userInfo
  92             mouseLocation: (NSPoint) mouseLocation
  93 {
  94     NSTrackingAreaOptions options = NSTrackingEnabledDuringMouseDrag | NSTrackingMouseEnteredAndExited | NSTrackingActiveAlways;
  95
  96     if (NSMouseInRect(mouseLocation, cellFrame, [controlView isFlipped]))
  97     {
  98         options |= NSTrackingAssumeInside;
  99         [controlView setNeedsDisplayInRect: cellFrame];
 100     }
 101
 102     NSTrackingArea * area = [[NSTrackingArea alloc] initWithRect: cellFrame options: options owner: controlView userInfo: userInfo];
 103     [controlView addTrackingArea: area];
 104     [area release];
 105 }
 106
 107 - (void) setHovered: (BOOL) hovered
 108 {
 109     fHoverRow = hovered;
 110 }
 111
 112 - (void) drawWithFrame: (NSRect) cellFrame inView: (NSView *) controlView
 113 {
 114     FileListNode * node = [self representedObject];
 115     Torrent * torrent = [node torrent];
 116     NSSet * priorities = [torrent filePrioritiesForIndexes: [node indexes]];
 117
 118     const NSUInteger count = [priorities count];
 119     if (fHoverRow && count > 0)
 120     {
 121         [super setSelected: [priorities containsObject: [NSNumber numberWithInteger: TR_PRI_LOW]] forSegment: 0];
 122         [super setSelected: [priorities containsObject: [NSNumber numberWithInteger: TR_PRI_NORMAL]] forSegment: 1];
 123         [super setSelected: [priorities containsObject: [NSNumber numberWithInteger: TR_PRI_HIGH]] forSegment: 2];
 124
 125         [super drawWithFrame: cellFrame inView: controlView];
 126     }
 127     else
 128     {
 129         NSMutableArray * images = [NSMutableArray arrayWithCapacity: MAX(count, 1)];
 130         CGFloat totalWidth;
 131
 132         if (count == 0)
 133         {
 134             //if ([self backgroundStyle] != NSBackgroundStyleDark)
 135             {
 136                 NSImage * image = [[NSImage imageNamed: @"PriorityNormalTemplate.png"] imageWithColor: [NSColor lightGrayColor]];
 137                 [images addObject: image];
 138                 totalWidth = [image size].width;
 139             }
 140         }
 141         else
 142         {
 143             NSColor * priorityColor = [self backgroundStyle] == NSBackgroundStyleDark ? [NSColor whiteColor] : [NSColor darkGrayColor];
 144
 145             totalWidth = 0.0;
 146             if ([priorities containsObject: [NSNumber numberWithInteger: TR_PRI_LOW]])
 147             {
 148                 NSImage * image = [[NSImage imageNamed: @"PriorityLowTemplate.png"] imageWithColor: priorityColor];
 149                 [images addObject: image];
 150                 totalWidth += [image size].width;
 151             }
 152             if ([priorities containsObject: [NSNumber numberWithInteger: TR_PRI_NORMAL]])
 153             {
 154                 NSImage * image = [[NSImage imageNamed: @"PriorityNormalTemplate.png"] imageWithColor: priorityColor];
 155                 [images addObject: image];
 156                 totalWidth += [image size].width;
 157             }
 158             if ([priorities containsObject: [NSNumber numberWithInteger: TR_PRI_HIGH]])
 159             {
 160                 NSImage * image = [[NSImage imageNamed: @"PriorityHighTemplate.png"] imageWithColor: priorityColor];
 161                 [images addObject: image];
 162                 totalWidth += [image size].width;
 163             }
 164         }
 165
 166         if (count > 1)
 167             totalWidth -= IMAGE_OVERLAP * (count-1);
 168
 169         CGFloat currentWidth = floor(NSMidX(cellFrame) - totalWidth * 0.5);
 170
 171         for (NSImage * image in images)
 172         {
 173             const NSSize imageSize = [image size];
 174             const NSRect imageRect = NSMakeRect(currentWidth, floor(NSMidY(cellFrame) - imageSize.height * 0.5), imageSize.width, imageSize.height);
 175
 176             [image drawInRect: imageRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0 respectFlipped: YES hints: nil];
 177
 178             currentWidth += imageSize.width - IMAGE_OVERLAP;
 179         }
 180     }
 181 }
 182
 183 @end