transmission/macosx/TrackerTableView.m

201 lines
6.8 KiB
Objective-C

/******************************************************************************
* $Id$
*
* Copyright (c) 2008-2010 Transmission authors and contributors
*
* 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 "TrackerTableView.h"
#import "NSApplicationAdditions.h"
#import "Torrent.h"
#import "TrackerNode.h"
@implementation TrackerTableView
- (void) mouseDown: (NSEvent *) event
{
[[self window] makeKeyWindow];
[super mouseDown: event];
}
- (void) setTorrent: (Torrent *) torrent
{
fTorrent = torrent;
}
- (void) setTrackers: (NSArray *) trackers
{
fTrackers = trackers;
}
- (void) copy: (id) sender
{
NSMutableArray * addresses = [NSMutableArray arrayWithCapacity: [fTrackers count]];
NSIndexSet * indexes = [self selectedRowIndexes];
for (NSUInteger i = [indexes firstIndex]; i != NSNotFound; i = [indexes indexGreaterThanIndex: i])
{
id item = [fTrackers objectAtIndex: i];
if ([item isKindOfClass: [NSNumber class]])
{
for (++i; i < [fTrackers count] && ![[fTrackers objectAtIndex: i] isKindOfClass: [NSNumber class]]; ++i)
[addresses addObject: [(TrackerNode *)[fTrackers objectAtIndex: i] fullAnnounceAddress]];
--i;
}
else
[addresses addObject: [(TrackerNode *)item fullAnnounceAddress]];
}
NSString * text = [addresses componentsJoinedByString: @"\n"];
NSPasteboard * pb = [NSPasteboard generalPasteboard];
if ([NSApp isOnSnowLeopardOrBetter])
{
[pb clearContents];
[pb writeObjects: [NSArray arrayWithObject: text]];
}
else
{
[pb declareTypes: [NSArray arrayWithObject: NSStringPboardType] owner: nil];
[pb setString: text forType: NSStringPboardType];
}
}
- (void) paste: (id) sender
{
NSAssert(fTorrent != nil, @"no torrent but trying to paste; should not be able to call this method");
BOOL added = NO;
if ([NSApp isOnSnowLeopardOrBetter])
{
NSArray * items = [[NSPasteboard generalPasteboard] readObjectsForClasses:
[NSArray arrayWithObject: [NSString class]] options: nil];
NSAssert(items != nil, @"no string items to paste; should not be able to call this method");
for (NSString * pbItem in items)
{
for (NSString * item in [pbItem componentsSeparatedByString: @"\n"])
if ([fTorrent addTrackerToNewTier: item])
added = YES;
}
}
else
{
NSString * pbItem =[[NSPasteboard generalPasteboard] stringForType: NSStringPboardType];
NSAssert(pbItem != nil, @"no string items to paste; should not be able to call this method");
for (NSString * item in [pbItem componentsSeparatedByString: @"\n"])
if ([fTorrent addTrackerToNewTier: item])
added = YES;
}
//none added
if (!added)
NSBeep();
}
- (BOOL) validateMenuItem: (NSMenuItem *) menuItem
{
const SEL action = [menuItem action];
if (action == @selector(copy:))
return [self numberOfSelectedRows] > 0;
if (action == @selector(paste:))
return fTorrent && ([NSApp isOnSnowLeopardOrBetter]
? [[NSPasteboard generalPasteboard] canReadObjectForClasses: [NSArray arrayWithObject: [NSString class]] options: nil]
: [[NSPasteboard generalPasteboard] availableTypeFromArray: [NSArray arrayWithObject: NSStringPboardType]] != nil);
return YES;
}
//alternating rows - first row after group row is white
- (void) highlightSelectionInClipRect: (NSRect) clipRect
{
NSRect visibleRect = clipRect;
NSRange rows = [self rowsInRect: visibleRect];
BOOL start = YES;
const CGFloat totalRowHeight = [self rowHeight] + [self intercellSpacing].height;
NSRect gridRects[(NSInteger)(ceil(NSHeight(visibleRect) / totalRowHeight / 2.0)) + 1]; //add one if partial rows at top and bottom
NSInteger rectNum = 0;
if (rows.length > 0)
{
//determine what the first row color should be
if (![[fTrackers objectAtIndex: rows.location] isKindOfClass: [NSNumber class]])
{
for (NSInteger i = rows.location-1; i>=0; i--)
{
if ([[fTrackers objectAtIndex: i] isKindOfClass: [NSNumber class]])
break;
start = !start;
}
}
else
{
rows.location++;
rows.length--;
}
NSInteger i;
for (i = rows.location; i < NSMaxRange(rows); i++)
{
if ([[fTrackers objectAtIndex: i] isKindOfClass: [NSNumber class]])
{
start = YES;
continue;
}
if (!start && ![self isRowSelected: i])
gridRects[rectNum++] = [self rectOfRow: i];
start = !start;
}
const CGFloat newY = NSMaxY([self rectOfRow: i-1]);
visibleRect.size.height -= newY - visibleRect.origin.y;
visibleRect.origin.y = newY;
}
const NSInteger numberBlankRows = ceil(visibleRect.size.height / totalRowHeight);
//remaining visible rows continue alternating
visibleRect.size.height = totalRowHeight;
if (start)
visibleRect.origin.y += totalRowHeight;
for (NSInteger i = start ? 1 : 0; i < numberBlankRows; i += 2)
{
gridRects[rectNum++] = visibleRect;
visibleRect.origin.y += 2.0 * totalRowHeight;
}
NSAssert([[NSColor controlAlternatingRowBackgroundColors] count] >= 2, @"There should be 2 alternating row colors");
[[[NSColor controlAlternatingRowBackgroundColors] objectAtIndex: 1] set];
NSRectFillList(gridRects, rectNum);
[super highlightSelectionInClipRect: clipRect];
}
@end