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dupeguru-cocoa/cocoalib/HSRecentFiles.m

90 lines
2.6 KiB
Objective-C

/*
Copyright 2015 Hardcoded Software (http://www.hardcoded.net)
This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
which should be included with this package. The terms are also available at
http://www.gnu.org/licenses/gpl-3.0.html
*/
#import "HSRecentFiles.h"
@implementation HSRecentFiles
- (id)initWithName:(NSString *)aName menu:(NSMenu *)aMenu
{
self = [super init];
name = aName;
menu = [aMenu retain];
numberOfMenuItemsToPreserve = [menu numberOfItems];
NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
filepaths = [[NSMutableArray alloc] initWithArray:[ud arrayForKey:name]];
NSFileManager *fm = [NSFileManager defaultManager];
for (NSInteger i=[filepaths count]-1;i>=0;i--) {
NSString *path = [filepaths objectAtIndex:i];
// We check for path class because we might be fed with garbage from the prefs.
if ((![path isKindOfClass:[NSString class]]) || (![fm fileExistsAtPath:path])) {
[filepaths removeObjectAtIndex:i];
}
}
[self rebuildMenu];
return self;
}
- (void)dealloc
{
NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
[ud setObject:filepaths forKey:name];
[ud synchronize];
[filepaths release];
[menu release];
[super dealloc];
}
- (void)addFile:(NSString *)path
{
[filepaths removeObject:path];
[filepaths insertObject:path atIndex:0];
[self rebuildMenu];
}
- (void)rebuildMenu
{
while ([menu numberOfItems] > numberOfMenuItemsToPreserve)
[menu removeItemAtIndex:[menu numberOfItems]-1];
[self fillMenu:menu];
if ([filepaths count] > 0) {
[menu addItem:[NSMenuItem separatorItem]];
NSMenuItem *mi = [menu addItemWithTitle:NSLocalizedStringFromTable(@"Clear List", @"cocoalib", @"") action:@selector(clearMenu:) keyEquivalent:@""];
[mi setTarget:self];
}
}
- (void)fillMenu:(NSMenu *)menuToFill
{
for (int i=0;i<[filepaths count];i++) {
NSMenuItem *mi = [menuToFill addItemWithTitle:[filepaths objectAtIndex:i] action:@selector(menuClick:) keyEquivalent:@""];
[mi setTag:i];
[mi setTarget:self];
}
}
- (void)clearMenu:(id)sender
{
[filepaths removeAllObjects];
[self rebuildMenu];
}
- (void)menuClick:(id)sender
{
if (delegate == nil)
return;
if ([delegate respondsToSelector:@selector(recentFileClicked:)])
[delegate recentFileClicked:[filepaths objectAtIndex:[sender tag]]];
}
/* Properties */
- (NSMenu *)menu {return menu;}
- (id)delegate { return delegate; }
- (void)setDelegate:(id)aDelegate { delegate = aDelegate; }
- (NSArray *)filepaths {return filepaths;}
@end