transmission/macosx/FilePriorityCell.m

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/******************************************************************************
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* Copyright (c) 2007-2012 Transmission authors and contributors
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*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "FilePriorityCell.h"
#import "FileOutlineView.h"
#import "FileListNode.h"
#import "NSImageAdditions.h"
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#import "Torrent.h"
#define IMAGE_OVERLAP 1.0
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@implementation FilePriorityCell
- (id) init
{
if ((self = [super init]))
{
[self setTrackingMode: NSSegmentSwitchTrackingSelectAny];
[self setControlSize: NSMiniControlSize];
[self setSegmentCount: 3];
for (NSInteger i = 0; i < [self segmentCount]; i++)
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{
[self setLabel: @"" forSegment: i];
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[self setWidth: 9.0f forSegment: i]; //9 is minimum size to get proper look
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}
[self setImage: [NSImage imageNamed: @"PriorityControlLow"] forSegment: 0];
[self setImage: [NSImage imageNamed: @"PriorityControlNormal"] forSegment: 1];
[self setImage: [NSImage imageNamed: @"PriorityControlHigh"] forSegment: 2];
fHoverRow = NO;
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}
return self;
}
- (id) copyWithZone: (NSZone *) zone
{
id value = [super copyWithZone: zone];
[value setRepresentedObject: [self representedObject]];
return value;
}
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- (void) setSelected: (BOOL) flag forSegment: (NSInteger) segment
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{
[super setSelected: flag forSegment: segment];
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//only for when clicking manually
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NSInteger priority;
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switch (segment)
{
case 0:
priority = TR_PRI_LOW;
break;
case 1:
priority = TR_PRI_NORMAL;
break;
case 2:
priority = TR_PRI_HIGH;
break;
}
Torrent * torrent = [(FileListNode *)[self representedObject] torrent];
[torrent setFilePriority: priority forIndexes: [(FileListNode *)[self representedObject] indexes]];
FileOutlineView * controlView = (FileOutlineView *)[self controlView];
[controlView setNeedsDisplay: YES];
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}
- (void) addTrackingAreasForView: (NSView *) controlView inRect: (NSRect) cellFrame withUserInfo: (NSDictionary *) userInfo
mouseLocation: (NSPoint) mouseLocation
{
NSTrackingAreaOptions options = NSTrackingEnabledDuringMouseDrag | NSTrackingMouseEnteredAndExited | NSTrackingActiveAlways;
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if (NSMouseInRect(mouseLocation, cellFrame, [controlView isFlipped]))
{
options |= NSTrackingAssumeInside;
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[controlView setNeedsDisplayInRect: cellFrame];
}
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NSTrackingArea * area = [[NSTrackingArea alloc] initWithRect: cellFrame options: options owner: controlView userInfo: userInfo];
[controlView addTrackingArea: area];
}
- (void) setHovered: (BOOL) hovered
{
fHoverRow = hovered;
}
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- (void) drawWithFrame: (NSRect) cellFrame inView: (NSView *) controlView
{
FileListNode * node = [self representedObject];
Torrent * torrent = [node torrent];
NSSet * priorities = [torrent filePrioritiesForIndexes: [node indexes]];
const NSUInteger count = [priorities count];
if (fHoverRow && count > 0)
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{
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[super setSelected: [priorities containsObject: @(TR_PRI_LOW)] forSegment: 0];
[super setSelected: [priorities containsObject: @(TR_PRI_NORMAL)] forSegment: 1];
[super setSelected: [priorities containsObject: @(TR_PRI_HIGH)] forSegment: 2];
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[super drawWithFrame: cellFrame inView: controlView];
}
else
{
NSMutableArray * images = [NSMutableArray arrayWithCapacity: MAX(count, 1u)];
CGFloat totalWidth;
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if (count == 0)
{
//if ([self backgroundStyle] != NSBackgroundStyleDark)
{
NSImage * image = [[NSImage imageNamed: @"PriorityNormalTemplate"] imageWithColor: [NSColor lightGrayColor]];
[images addObject: image];
totalWidth = [image size].width;
}
}
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else
{
NSColor * priorityColor = [self backgroundStyle] == NSBackgroundStyleDark ? [NSColor whiteColor] : [NSColor darkGrayColor];
totalWidth = 0.0;
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if ([priorities containsObject: @(TR_PRI_LOW)])
{
NSImage * image = [[NSImage imageNamed: @"PriorityLowTemplate"] imageWithColor: priorityColor];
[images addObject: image];
totalWidth += [image size].width;
}
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if ([priorities containsObject: @(TR_PRI_NORMAL)])
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{
NSImage * image = [[NSImage imageNamed: @"PriorityNormalTemplate"] imageWithColor: priorityColor];
[images addObject: image];
totalWidth += [image size].width;
}
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if ([priorities containsObject: @(TR_PRI_HIGH)])
{
NSImage * image = [[NSImage imageNamed: @"PriorityHighTemplate"] imageWithColor: priorityColor];
[images addObject: image];
totalWidth += [image size].width;
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}
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}
if (count > 1)
totalWidth -= IMAGE_OVERLAP * (count-1);
CGFloat currentWidth = floor(NSMidX(cellFrame) - totalWidth * 0.5);
for (NSImage * image in images)
{
const NSSize imageSize = [image size];
const NSRect imageRect = NSMakeRect(currentWidth, floor(NSMidY(cellFrame) - imageSize.height * 0.5), imageSize.width, imageSize.height);
[image drawInRect: imageRect fromRect: NSZeroRect operation: NSCompositeSourceOver fraction: 1.0 respectFlipped: YES hints: nil];
currentWidth += imageSize.width - IMAGE_OVERLAP;
}
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}
}
@end