mamburu: Expandedness state of file drawer is now persisted over app restarts

Application/AppController.h

@@ -5,6 +5,7 @@
 #import "NDHotKeyEvent.h"
 #import "NowPlayingBarController.h"
 
+@class FileTreeViewController;
 @class PlaybackController;
 @class PlaylistController;
 @class PlaylistView;
@@ -45,6 +46,8 @@
 	IBOutlet NSMenuItem *showYearColumn;
 	
     IBOutlet NSWindowController *spotlightWindowController;
+    
+    IBOutlet FileTreeViewController *fileTreeViewController;
 	
 	NDHotKeyEvent *playHotKey;
 	NDHotKeyEvent *prevHotKey;
@@ -57,6 +60,8 @@
 	BOOL remoteButtonHeld; /* true as long as the user holds the left,right,plus or minus on the remote control */
 	
     NSOperationQueue *queue; // Since we are the app delegate, we take care of the op queue
+    
+    NSMutableSet* expandedNodes;
 }
 
 - (IBAction)openURL:(id)sender;
@@ -91,4 +96,7 @@ OSStatus handleHotKey(EventHandlerCallRef nextHandler,EventRef theEvent,void *us
 - (IBAction)decreaseFontSize:(id)sender;
 - (void)changeFontSize:(float)size;
 
+- (void)nodeExpanded:(NSNotification*)notification;
+- (void)nodeCollapsed:(NSNotification*)notification;
+
 @end

Application/AppController.m

@@ -1,4 +1,5 @@
 #import "AppController.h"
+#import "FileTreeViewController.h"
 #import "PlaybackController.h"
 #import "PlaylistController.h"
 #import "PlaylistView.h"
@@ -10,6 +11,7 @@
 #import "SpotlightWindowController.h"
 #import "StringToURLTransformer.h"
 #import "FontSizetoLineHeightTransformer.h"
+#import "PathNode.h"
 #import <CogAudio/Status.h>
 
 @implementation AppController
@@ -47,6 +49,7 @@
 - (void)dealloc
 {
     [queue release];
+    [expandedNodes release];
     [super dealloc];
 }
 
@@ -57,7 +60,7 @@
 		[remote startListening: self];
 	}
 }
-- (void)applicationDidResignActive:(NSNotification *)motification
+- (void)applicationDidResignActive:(NSNotification *)notification
 {
 	if ([[NSUserDefaults standardUserDefaults] boolForKey:@"remoteEnabled"] && [[NSUserDefaults standardUserDefaults] boolForKey:@"remoteOnlyOnActive"]) {
 		[remote stopListening: self];
@@ -274,6 +277,67 @@ increase/decrease as long as the user holds the left/right, plus/minus button */
     
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(enterFullscreen) name:NSWindowDidEnterFullScreenNotification object:mainWindow];
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(exitFullscreen) name:NSWindowDidExitFullScreenNotification object:mainWindow];
+    
+    // We need file tree view to restore its state here
+    // so attempt to access file tree view controller's root view
+    // to force it to read nib and create file tree view for us
+    //
+    // TODO: there probably is a more elegant way to do all this
+    //       but i'm too stupid/tired to figure it out now
+    [fileTreeViewController view];
+    
+    FileTreeOutlineView* outlineView = [fileTreeViewController outlineView];
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(nodeExpanded:) name:NSOutlineViewItemDidExpandNotification object:outlineView];
+    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(nodeCollapsed:) name:NSOutlineViewItemDidCollapseNotification object:outlineView];
+    
+    NSArray *expandedNodesArray = [[NSUserDefaults standardUserDefaults] valueForKey:@"fileTreeViewExpandedNodes"];
+    
+    if (expandedNodesArray)
+    {
+        expandedNodes = [[NSMutableSet alloc] initWithArray:expandedNodesArray];
+    }
+    else
+    {
+        expandedNodes = [[NSMutableSet alloc] init];
+    }
+    
+    NSLog(@"Nodes to expand: %@", [expandedNodes description]);
+    
+    NSLog(@"Num of rows: %ld", [outlineView numberOfRows]);
+    
+    if (!outlineView)
+    {
+        NSLog(@"outlineView is NULL!");
+    }
+
+    [outlineView reloadData];
+
+    for (NSInteger i=0; i<[outlineView numberOfRows]; i++)
+    {
+        PathNode *pn = [outlineView itemAtRow:i];
+        NSString *str = [[pn URL] absoluteString];
+        
+        if ([expandedNodes containsObject:str])
+        {
+            [outlineView expandItem:pn];
+        }
+    }
+}
+
+- (void)nodeExpanded:(NSNotification*)notification
+{
+    PathNode* node = [[notification userInfo] objectForKey:@"NSObject"];
+    NSString* url = [[node URL] absoluteString];
+    
+    [expandedNodes addObject:url];
+}
+
+- (void)nodeCollapsed:(NSNotification*)notification
+{
+    PathNode* node = [[notification userInfo] objectForKey:@"NSObject"];
+    NSString* url = [[node URL] absoluteString];
+    
+    [expandedNodes removeObject:url];
 }
 
 - (void)applicationWillTerminate:(NSNotification *)aNotification
@@ -314,6 +378,10 @@ increase/decrease as long as the user holds the left/right, plus/minus button */
     
     NSError *error;
     [[NSFileManager defaultManager] removeItemAtPath:[folder stringByAppendingPathComponent:fileName] error:&error];
+
+    NSLog(@"Saving expanded nodes: %@", [expandedNodes description]);
+
+    [[NSUserDefaults standardUserDefaults] setValue:[expandedNodes allObjects] forKey:@"fileTreeViewExpandedNodes"];
 }
 
 - (BOOL)applicationShouldHandleReopen:(NSApplication *)theApplication hasVisibleWindows:(BOOL)flag

English.lproj/MainMenu.xib

@@ -82,7 +82,7 @@
                                                         <color key="textColor" name="headerTextColor" catalog="System" colorSpace="catalog"/>
                                                         <color key="backgroundColor" name="headerColor" catalog="System" colorSpace="catalog"/>
                                                     </tableHeaderCell>
-                                                    <imageCell key="dataCell" controlSize="small" refusesFirstResponder="YES" alignment="left" imageScaling="proportionallyDown" image="139EAE20-7EF7-4D8B-B72A-E18459698F54" id="1801">
+                                                    <imageCell key="dataCell" controlSize="small" refusesFirstResponder="YES" alignment="left" imageScaling="proportionallyDown" image="9E1EC36B-776F-41F6-84BA-3BCF9937C65D" id="1801">
                                                         <font key="font" metaFont="system"/>
                                                     </imageCell>
                                                     <tableColumnResizingMask key="resizingMask" resizeWithTable="YES" userResizable="YES"/>
@@ -1365,6 +1365,7 @@ Gw
             <connections>
                 <outlet property="currentEntryController" destination="1897" id="49h-Dv-ved"/>
                 <outlet property="fileButton" destination="1631" id="1661"/>
+                <outlet property="fileTreeViewController" destination="2172" id="4Zw-gB-Lmo"/>
                 <outlet property="infoButton" destination="1627" id="1663"/>
                 <outlet property="mainView" destination="2123" id="1rG-oa-1Yy"/>
                 <outlet property="mainWindow" destination="21" id="359"/>
@@ -1650,7 +1651,7 @@ Gw
         <customObject id="2434" customClass="FeedbackController"/>
     </objects>
     <resources>
-        <image name="139EAE20-7EF7-4D8B-B72A-E18459698F54" width="17" height="17">
+        <image name="9E1EC36B-776F-41F6-84BA-3BCF9937C65D" width="17" height="17">
             <mutableData key="keyedArchiveRepresentation">
 YnBsaXN0MDDUAQIDBAUGRkdYJHZlcnNpb25YJG9iamVjdHNZJGFyY2hpdmVyVCR0b3ASAAGGoK8QDwcI
 ExQZHh8qKyw0NzpAQ1UkbnVsbNUJCgsMDQ4PEBESVk5TU2l6ZVYkY2xhc3NcTlNJbWFnZUZsYWdzVk5T

FileTree/FileTreeViewController.h

@@ -11,9 +11,13 @@
 
 @class PlaylistLoader;
 @class PlaybackController;
+@class FileTreeOutlineView;
 @interface FileTreeViewController : SideViewController {
 	IBOutlet PlaylistLoader *playlistLoader;
 	IBOutlet PlaybackController *playbackController;
+    IBOutlet FileTreeOutlineView *fileTreeOutlineView;
 }
 
+- (FileTreeOutlineView*)outlineView;
+
 @end

FileTree/FileTreeViewController.m

@@ -32,4 +32,9 @@
 	[playbackController playPauseResume:id];
 }
 
+- (FileTreeOutlineView*)outlineView
+{
+    return fileTreeOutlineView;
+}
+
 @end