transmission/macosx/BlocklistDownloaderViewCont...

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/******************************************************************************
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* Copyright (c) 2008-2012 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 "BlocklistDownloaderViewController.h"
#import "BlocklistDownloader.h"
#import "PrefsController.h"
#import "NSStringAdditions.h"
@interface BlocklistDownloaderViewController (Private)
- (id) initWithPrefsController: (PrefsController *) prefsController;
- (void) startDownload;
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- (void) failureSheetClosed: (NSAlert *) alert returnCode: (NSInteger) code contextInfo: (void *) info;
@end
@implementation BlocklistDownloaderViewController
BlocklistDownloaderViewController * fBLViewController = nil;
+ (void) downloadWithPrefsController: (PrefsController *) prefsController
{
if (!fBLViewController)
{
fBLViewController = [[BlocklistDownloaderViewController alloc] initWithPrefsController: prefsController];
[fBLViewController startDownload];
}
}
- (void) awakeFromNib
{
[fButton setTitle: NSLocalizedString(@"Cancel", "Blocklist -> cancel button")];
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const CGFloat oldWidth = NSWidth([fButton frame]);
[fButton sizeToFit];
NSRect buttonFrame = [fButton frame];
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buttonFrame.size.width += 12.0; //sizeToFit sizes a bit too small
buttonFrame.origin.x -= NSWidth(buttonFrame) - oldWidth;
[fButton setFrame: buttonFrame];
[fProgressBar setUsesThreadedAnimation: YES];
[fProgressBar startAnimation: self];
}
- (void) cancelDownload: (id) sender
{
[[BlocklistDownloader downloader] cancelDownload];
}
- (void) setStatusStarting
{
[fTextField setStringValue: [NSLocalizedString(@"Connecting to site", "Blocklist -> message") stringByAppendingEllipsis]];
[fProgressBar setIndeterminate: YES];
}
- (void) setStatusProgressForCurrentSize: (NSUInteger) currentSize expectedSize: (long long) expectedSize
{
NSString * string = NSLocalizedString(@"Downloading blocklist", "Blocklist -> message");
if (expectedSize != NSURLResponseUnknownLength)
{
[fProgressBar setIndeterminate: NO];
NSString * substring = [NSString stringForFilePartialSize: currentSize fullSize: expectedSize];
string = [string stringByAppendingFormat: @" (%@)", substring];
[fProgressBar setDoubleValue: (double)currentSize / expectedSize];
}
else
string = [string stringByAppendingFormat: @" (%@)", [NSString stringForFileSize: currentSize]];
[fTextField setStringValue: string];
}
- (void) setStatusProcessing
{
//change to indeterminate while processing
[fProgressBar setIndeterminate: YES];
[fProgressBar startAnimation: self];
[fTextField setStringValue: [NSLocalizedString(@"Processing blocklist", "Blocklist -> message") stringByAppendingEllipsis]];
[fButton setEnabled: NO];
}
- (void) setFinished
{
[NSApp endSheet: fStatusWindow];
[fStatusWindow orderOut: self];
fBLViewController = nil;
}
- (void) setFailed: (NSString *) error
{
[NSApp endSheet: fStatusWindow];
[fStatusWindow orderOut: self];
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NSAlert * alert = [[NSAlert alloc] init];
[alert addButtonWithTitle: NSLocalizedString(@"OK", "Blocklist -> button")];
[alert setMessageText: NSLocalizedString(@"Download of the blocklist failed.", "Blocklist -> message")];
[alert setAlertStyle: NSWarningAlertStyle];
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[alert setInformativeText: error];
[alert beginSheetModalForWindow: [fPrefsController window] modalDelegate: self
didEndSelector: @selector(failureSheetClosed:returnCode:contextInfo:) contextInfo: nil];
}
@end
@implementation BlocklistDownloaderViewController (Private)
- (id) initWithPrefsController: (PrefsController *) prefsController
{
if ((self = [super init]))
{
fPrefsController = prefsController;
}
return self;
}
- (void) startDownload
{
//load window and show as sheet
[[NSBundle mainBundle] loadNibNamed: @"BlocklistStatusWindow" owner: self topLevelObjects: NULL];
BlocklistDownloader * downloader = [BlocklistDownloader downloader];
[downloader setViewController: self]; //do before showing the sheet to ensure it doesn't slide out with placeholder text
[NSApp beginSheet: fStatusWindow modalForWindow: [fPrefsController window] modalDelegate: nil didEndSelector: nil contextInfo: nil];
}
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- (void) failureSheetClosed: (NSAlert *) alert returnCode: (NSInteger) code contextInfo: (void *) info
{
[[alert window] orderOut: self];
fBLViewController = nil;
}
@end