Lazily initialize the data source and other changes

GNFileSystemItem.h

@@ -25,4 +25,5 @@
 - (BOOL)isLeafNode;
 - (NSDictionary*)attributes;
 - (BOOL)isHeading;
+- (BOOL)ignoredByGit:(NSString *)fileItem;
 @end

GNFileSystemItem.m

@@ -34,13 +34,19 @@ + (NSString *)repoRoot {
     return  [[[NSApplication sharedApplication] delegate] repository_location];
 }
 
-// - (NSString *)ignoredByGit:(NSString *)fileItem
-// {
-//     NSString *ret = [NSTask launchedTaskWithLaunchPath:@"/usr/bin/env" arguments:
-//                     [NSArray arrayWithObjects:@"git", @"status", fileItem, nil]];
-//     NSLog(@"%s RET: %@", _cmd, ret);
-//                     return ret;
-// }
+- (BOOL)ignoredByGit:(NSString *)fileItem
+{
+    NSString *format;
+    if([[self fullPath] hasSuffix:@"/"])
+        format = @"%@%@";
+    else
+        format = @"%@/%@";
+
+    NSString *file = [NSString stringWithFormat:format, [self fullPath], fileItem];
+
+    BOOL ignored = [[[NSApplication sharedApplication] delegate] is_file_ignored:file];
+    return !ignored;
+}
 
 // Creates, caches, and returns the array of children
 // Loads children incrementally

GNTreeDataSource.m

@@ -53,5 +53,16 @@ - (NSCell *)outlineView:(NSOutlineView *)sender dataCellForTableColumn:(id)cell
    return nil;
 }
 
+- (BOOL)outlineView:(NSOutlineView *)outlineView shouldSelectItem:(id)item
+{
+    BOOL isDir;
+    [[NSFileManager defaultManager] fileExistsAtPath:[item fullPath] isDirectory:&isDir];
+
+    if([item isHeading] || isDir)
+        return NO;
+
+    return YES;
+}
+
 @end
 

controllers/ApplicationController.rb

@@ -20,6 +20,8 @@
 OSX.ns_import 'CommitSummaryCell'
 include OSX
 
+#Grit.debug = true
+
 # we use ENV['PWD'] instead of Dir.getwd if it exists so
 # `open GitNub` will work, since that launches us at / but leaves ENV['PWD'] intact
 pwd = Pathname.new(ENV['PWD'].nil? ? Dir.getwd : ENV['PWD'])
@@ -61,7 +63,7 @@ def awakeFromNib
 
       @branch_field.cell.setBackgroundStyle(NSBackgroundStyleRaised)
       @tab_panel.setDelegate(self)
-      
+
       setup_search_field
       setup_refs_view_menu
 
@@ -86,6 +88,11 @@ def repo
     end
   end
 
+  def is_file_ignored(file)
+    #return ignore_list.include?(file)
+    return false
+  end
+
   def repository_location
     REPOSITORY_LOCATION.to_s.gsub('.git', '')
   end
@@ -118,7 +125,32 @@ def tabView_didSelectTabViewItem(tab_view, tab_item)
     Notify.send "tab_view_changed", { :tab_item => tab_item.identifier }
   end
 
+  def swap_branch(item)
+    @commits_controller.swap_branch(item)
+    Notify.send('branch_was_changed', {:title => item.title})
+  end
+
+  def active_branch
+    @commits_controller.branch
+  end
+
   private
+    def ignore_list
+      @ignore_list ||= lambda do
+        # Grit takes over ls-files so we have to run it this way
+        #repo.git.sh("cd #{repository_location}")
+        files = repo.git.run(nil, "ls-files", nil,  {:others => true, :exclude_from => "#{repo.path}/info/exclude"}, [])
+        #puts files
+
+        #files = files.split("\n").collect {|f| %(#{repository_location}#{f.strip.chomp}) }
+        # files.each do |f|
+        #           puts f
+        #         end
+        #puts files
+        files
+      end.call
+    end
+
     def setup_refs_view_menu
       [@local_branches_menu, @remote_branches_menu, @tags_menu].each { |m| m.submenu.setAutoenablesItems(false) }
 
@@ -133,7 +165,7 @@ def setup_refs_view_menu
           item = NSMenuItem.alloc.initWithTitle_action_keyEquivalent(head.name, :swap_branch, index.to_s)
           item.setEnabled(true)
           item.setTag(index)
-          item.setTarget(@commits_controller)
+          item.setTarget(self)
           menu.submenu.addItem(item)
         end
       end

controllers/CommitsController.rb

@@ -25,6 +25,8 @@ class CommitsController < OSX::NSObject
   ib_outlet :commit_details
   ib_outlet :application_controller
 
+  attr_reader :branch
+
   def awakeFromNib  
     @searching = false
     @current_commit_offset = 0

controllers/TreeController.rb

@@ -15,9 +15,34 @@ class TreeController < OSX::NSObject
   ib_outlet :tree_outline
   ib_outlet :file_canvas
   ib_outlet :tree_data_source
+  ib_outlet :main_canvas
+  ib_outlet :main_webview
 
   def awakeFromNib
-    @tree_outline.setDelegate(@tree_data_source)
+    dsource = GNTreeDataSource.alloc.init
+    @tree_outline.setDataSource(dsource)
+    @tree_outline.setDelegate(dsource)
     @tree_outline.expandItem(@tree_outline.itemAtRow(0))
+  	NSNotificationCenter.defaultCenter.objc_send(:addObserver, self,
+  		:selector, :item_was_selected,
+  		:name, "NSOutlineViewSelectionDidChangeNotification",
+  		:object, @tree_outline)
+
+  	Notify.on 'branch_was_changed' do |opts|
+  	  puts "BRANCH WAS CHANGED"
+	  end
+  end
+
+  def branch_was_changed(branch)
+    puts "BRANCH WAS CHANGED"
+  end
+
+  def item_was_selected(notification)
+    outline_view = notification.object
+    item = outline_view.itemAtRow(outline_view.selectedRow)
+    unless item.nil?
+      puts NSApplication.sharedApplication.delegate.active_branch
+      puts item.fullPath
+    end
   end
 end

lib/osx_notify.rb

@@ -13,7 +13,7 @@ def self.on(name, &block)
       notify.block = block
 
       c = OSX::NSDistributedNotificationCenter.defaultCenter
-      c.addObserver_selector_name_object_ notify, "call:", name, nil
+      c.addObserver_selector_name_object notify, "call:", name, nil
       return notify
     end