add file picker to osx

PanoPainter-OSX/main.cpp

@@ -97,6 +97,32 @@
     }
     return ret;
 }
+- (std::string)pick_file_save:(NSArray<NSString*>*)types
+{
+    NSSavePanel *panel = [NSSavePanel savePanel];
+    [panel setCanCreateDirectories:YES];
+    
+    [panel setAllowedFileTypes:types];
+
+    [self removeTrackingArea:trackingArea];
+    if (!cursor_visible)
+        [NSCursor unhide];
+
+    NSInteger clicked = [panel runModal];
+    
+    [self addTrackingArea:trackingArea];
+    if (!cursor_visible)
+        [NSCursor hide];
+
+    std::string ret;
+    if (clicked == NSFileHandlingPanelOKButton)
+    {
+        NSURL *url = [panel URL];
+        LOG("selected file: %s", [[url path] cStringUsingEncoding:NSUTF8StringEncoding]);
+        ret = [[url path] cStringUsingEncoding:NSUTF8StringEncoding];
+    }
+    return ret;
+}
 - (std::string)pick_dir
 {
     NSOpenPanel *panel = [NSOpenPanel openPanel];

PanoPainter-OSX/main.h

@@ -24,6 +24,7 @@
 - (void)async_unlock;
 - (void)async_swap;
 - (std::string)pick_file:(NSArray<NSString*>*)types;
+- (std::string)pick_file_save:(NSArray<NSString*>*)types;
 - (std::string)pick_dir;
 - (void)share_file:(NSString*)file_path;
 - (void)hockeyapp_crash;

src/app_events.cpp

@@ -204,15 +204,15 @@ void App::pick_file_save(std::vector<std::string> types, std::function<void (std
     //    [ios_view pick_photo:callback];
     //});
 #elif __OSX__
-    //dispatch_async(dispatch_get_main_queue(), ^{
-    //    //NSArray* fileTypes = [NSArray arrayWithObjects:@"ppi", @"PPI", nil];
-    //    NSMutableArray<NSString*>* fileTypes = [NSMutableArray arrayWithCapacity:types.size()];
-    //    for (const auto& t : types)
-    //        [fileTypes addObject:[NSString stringWithCString:t.c_str() encoding:NSUTF8StringEncoding]];
-    //    std::string path = [osx_view pick_file:fileTypes];
-    //    if (!path.empty())
-    //        callback(path);
-    //});
+    dispatch_async(dispatch_get_main_queue(), ^{
+        //NSArray* fileTypes = [NSArray arrayWithObjects:@"ppi", @"PPI", nil];
+        NSMutableArray<NSString*>* fileTypes = [NSMutableArray arrayWithCapacity:types.size()];
+        for (const auto& t : types)
+            [fileTypes addObject:[NSString stringWithCString:t.c_str() encoding:NSUTF8StringEncoding]];
+        std::string path = [osx_view pick_file_save:fileTypes];
+        if (!path.empty())
+            callback(path);
+    });
 #elif __ANDROID__
     //android_pick_file(callback);
 #elif _WIN32

src/node_progress_bar.h

@@ -13,7 +13,7 @@ public:
     NodeBorder* m_progress;
     NodeBorder* m_body;
     int m_total = 0;
-    std::atomic_int m_count = 0;
+    std::atomic_int m_count{0};
     virtual Node* clone_instantiate() const override;
     virtual void init() override;
     void increment() noexcept;