MacGui: improved the presets management

Added a class to manage the presets (HBPresetsManager) and moved the presets drawer code to a new view controller (HBPresetsViewController).
Removed the limitation of two nested folders and added a way to add to custom folders.

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6273 b64f7644-9d1e-0410-96f1-a4d463321fa5

1 files changed, 141 insertions, 0 deletions

diff --git a/macosx/HBPreset.m b/macosx/HBPreset.m
new file mode 100644
index 000000000..05cd45552
--- /dev/null
+++ b/macosx/HBPreset.m
@@ -0,0 +1,141 @@
+//
+//  HBBaseNode.m
+//  PresetsView
+//
+//  Created by Damiano Galassi on 14/07/14.
+//  Copyright (c) 2014 Damiano Galassi. All rights reserved.
+//
+
+#import "HBPreset.h"
+
+@implementation HBPreset
+
+- (instancetype)initWithName:(NSString *)title content:(NSDictionary *)content builtIn:(BOOL)builtIn;
+{
+    self = [self init];
+    if (self)
+    {
+        _name = [title copy];
+        _isBuiltIn = builtIn;
+        _content = [content retain];
+        _presetDescription = [content[@"PresetDescription"] copy];
+    }
+    return self;
+}
+
+- (instancetype)initWithFolderName:(NSString *)title builtIn:(BOOL)builtIn;
+{
+    self = [self init];
+    if (self)
+    {
+        _name = [title copy];
+        _isBuiltIn = builtIn;
+        _isLeaf = NO;
+    }
+    return self;
+}
+
+- (instancetype)init
+{
+    self = [super init];
+    if (self)
+    {
+        _children = [[NSMutableArray alloc] init];
+        _name = @"New Preset";
+        _isLeaf = YES;
+        _presetDescription = @"";
+    }
+    return self;
+}
+
+- (void)dealloc
+{
+    [_name release];
+    [_content release];
+    [_presetDescription release];
+    [_children release];
+
+    [super dealloc];
+}
+
+- (id)copyWithZone:(NSZone *)zone
+{
+    HBPreset *node = [[HBPreset alloc] init];
+    node->_name = [self.name copy];
+    node->_content = [self.content copy];
+    node->_presetDescription = [self.presetDescription copy];
+    for (HBPreset *children in self.children)
+    {
+        [node->_children addObject:[[children copy] autorelease]];
+    }
+
+    return node;
+}
+
+- (NSUInteger)hash
+{
+    return self.name.hash + self.isBuiltIn + self.isLeaf;
+}
+
+#pragma mark - KVC
+
+- (BOOL)validateName:(id *)ioValue error:(NSError * __autoreleasing *)outError
+{
+    // Return an error is the name is empty
+    if (![*ioValue length])
+    {
+        if (outError)
+        {
+            *outError = [[NSError alloc] initWithDomain:@"HBErrorDomain"
+                                                   code:0
+                                               userInfo:@{NSLocalizedDescriptionKey:@"The preset title cannot be empty.",
+                                                          NSLocalizedRecoverySuggestionErrorKey:@"Please enter a title."}];
+        }
+        return NO;
+    }
+
+    return YES;
+}
+
+#pragma mark - Enumeration
+
+- (void)enumerateObjectsUsingBlock:(void (^)(id obj, NSIndexPath *idx, BOOL *stop))block
+{
+    BOOL stop = NO;
+    NSMutableArray *queue = [[NSMutableArray alloc] init];
+    NSMutableArray *indexesQueue = [[NSMutableArray alloc] init];
+
+    [queue addObject:self];
+    [indexesQueue addObject:[[[NSIndexPath alloc] init] autorelease]];
+
+    HBPreset *node = nil;
+    while ((node = [queue lastObject]) != nil)
+    {
+        // Get the index path of the current object
+        NSIndexPath *indexPath = [indexesQueue lastObject];
+
+        // Call the block
+        block(node, indexPath, &stop);
+
+        if (stop)
+        {
+            break;
+        }
+
+        [indexesQueue removeLastObject];
+
+        for (int i = 0; i < node.children.count; i++)
+        {
+            [indexesQueue addObject:[indexPath indexPathByAddingIndex:i]];
+        }
+
+        [queue removeLastObject];
+        [queue addObjectsFromArray:node.children];
+
+    }
+
+    [queue release];
+    [indexesQueue release];
+}
+
+@end