Keep the packages table view content offset unchanged after reloading…

… the packages
alcatraz · Apr 5, 2016 · c0bd675 · c0bd675
1 parent 0574449
commit c0bd675
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Showing 3 changed files with 18 additions and 5 deletions.
diff --git a/Alcatraz/Controllers/ATZPackageTableViewDelegate.h b/Alcatraz/Controllers/ATZPackageTableViewDelegate.h
@@ -29,6 +29,8 @@
 
 - (instancetype)initWithPackages:(NSArray*)packages tableViewOwner:(id)owner;
 
+- (void)updatePackages:(NSArray*)packages;
+
 - (void)configureTableView:(NSTableView*)tableView;
 - (void)filterUsingPredicate:(NSPredicate*)predicate;
 

diff --git a/Alcatraz/Controllers/ATZPackageTableViewDelegate.m b/Alcatraz/Controllers/ATZPackageTableViewDelegate.m
@@ -54,6 +54,10 @@ - (instancetype)initWithPackages:(NSArray*)packages tableViewOwner:(id)owner {
     return self;
 }
 
+- (void)updatePackages:(NSArray*)packages {
+    _packages = packages;
+}
+
 - (void)configureTableView:(NSTableView *)tableView {
     NSNib* nib = [[NSNib alloc] initWithNibNamed:NSStringFromClass([ATZPackageListTableCellView class]) bundle:[Alcatraz sharedPlugin].bundle];
     [tableView registerNib:nib forIdentifier:packageCellIdentifier];

diff --git a/Alcatraz/Controllers/ATZPluginWindowController.m b/Alcatraz/Controllers/ATZPluginWindowController.m
@@ -188,12 +188,19 @@ - (IBAction)resetPackageRepoPath:(id)sender {
 }
 
 - (void)reloadTableView {
-    self.tableViewDelegate = [[ATZPackageTableViewDelegate alloc] initWithPackages:self.packages tableViewOwner:self];
-    self.tableView.delegate = self.tableViewDelegate;
-    self.tableView.dataSource = self.tableViewDelegate;
-    [self.tableViewDelegate configureTableView:self.tableView];
+    if (!self.tableViewDelegate) {
+        self.tableViewDelegate = [[ATZPackageTableViewDelegate alloc] initWithPackages:self.packages
+                                                                        tableViewOwner:self];
+        self.tableView.delegate = self.tableViewDelegate;
+        self.tableView.dataSource = self.tableViewDelegate;
+
+        [self.tableViewDelegate configureTableView:self.tableView];
+    }
+    else {
+        [self.tableViewDelegate updatePackages:self.packages];
+    }
+
     [self updatePredicate];
-    [self.tableView reloadData];
 }
 
 #pragma mark - Private