Merge pull request #102 from murlokswarm/mac-share

Share implementation on mac

driver.go

@@ -68,7 +68,7 @@ type DriverWithShare interface {
 	Driver
 
 	// Share shares the value.
-	Share(v interface{})
+	Share(v interface{}) error
 }
 
 // DriverWithFilePanels is the interface that describes a driver able to open a

drivers/mac/driver.go

@@ -362,8 +362,28 @@ func (d *Driver) Dock() app.DockTile {
 }
 
 // Share satisfies the app.DriverWithShare interface.
-func (d *Driver) Share(v interface{}) {
-	panic("not implemented")
+func (d *Driver) Share(v interface{}) error {
+	share := struct {
+		Value string `json:"value"`
+		Type  string `json:"type"`
+	}{
+		Value: fmt.Sprint(v),
+	}
+
+	switch v.(type) {
+	case url.URL, *url.URL:
+		share.Type = "url"
+
+	default:
+		share.Type = "string"
+	}
+
+	_, err := d.macos.RequestWithAsyncResponse(
+		"/driver/share",
+		bridge.NewPayload(share),
+	)
+	return err
+
 }
 
 // NewFilePanel satisfies the app.DriverWithFilePanels interface.

drivers/mac/driver.h

@@ -23,6 +23,7 @@
 - (bridge_result)setDockIcon:(NSURLComponents *)url payload:(NSString *)payload;
 - (bridge_result)setDockBadge:(NSURLComponents *)url
                       payload:(NSString *)payload;
+- (bridge_result)share:(NSURLComponents *)url payload:(NSString *)payload;
 @end
 
 #endif /* driver_h */

drivers/mac/driver.m

@@ -62,6 +62,10 @@ - (instancetype)init {
             handler:^(NSURLComponents *url, NSString *payload) {
               return [self setDockBadge:url payload:payload];
             }];
+  [self.objc handle:@"/driver/share"
+            handler:^(NSURLComponents *url, NSString *payload) {
+              return [self share:url payload:payload];
+            }];
 
   // Window handlers.
   [self.objc handle:@"/window/new"
@@ -251,6 +255,48 @@ - (bridge_result)setDockBadge:(NSURLComponents *)url
   return make_bridge_result(nil, nil);
 }
 
+- (bridge_result)share:(NSURLComponents *)url payload:(NSString *)payload {
+  NSString *returnID = [url queryValue:@"return-id"];
+
+  NSDictionary *share = [JSONDecoder decodeObject:payload];
+  NSString *value = share[@"value"];
+  NSString *type = share[@"type"];
+
+  dispatch_async(dispatch_get_main_queue(), ^{
+    NSString *err = nil;
+
+    @try {
+      NSWindow *rawWindow = NSApp.keyWindow;
+      if (rawWindow == nil) {
+        @throw
+            [NSException exceptionWithName:@"NoKeyWindowExeption"
+                                    reason:@"no window to host the share menu"
+                                  userInfo:nil];
+      }
+
+      id valueToShare = value;
+      if ([type isEqual:@"url"]) {
+        valueToShare = [NSURL URLWithString:value];
+      }
+
+      Window *win = (Window *)rawWindow.windowController;
+      NSPoint pos = [win.window mouseLocationOutsideOfEventStream];
+      pos = [win.webview convertPoint:pos fromView:rawWindow.contentView];
+      NSRect rect = NSMakeRect(pos.x, pos.y, 1, 1);
+
+      NSSharingServicePicker *picker =
+          [[NSSharingServicePicker alloc] initWithItems:@[ valueToShare ]];
+      [picker showRelativeToRect:rect
+                          ofView:win.webview
+                   preferredEdge:NSMinYEdge];
+    } @catch (NSException *exception) {
+      err = exception.reason;
+    }
+    [self.objc asyncReturn:returnID result:make_bridge_result(nil, err)];
+  });
+  return make_bridge_result(nil, nil);
+}
+
 - (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
   [self.golang request:@"/driver/run" payload:nil];
 }

drivers/test/driver.go

@@ -102,7 +102,8 @@ func (d *Driver) Dock() app.DockTile {
 }
 
 // Share satisfies the app.DriverWithShare interface.
-func (d *Driver) Share(v interface{}) {
+func (d *Driver) Share(v interface{}) error {
+	return nil
 }
 
 // NewFilePanel satisfies the app.DriverWithFilePanels interface.

examples/test/webview.go

@@ -54,10 +54,12 @@ func (c *Webview) Render() string {
 			<button onclick="OnChangeNumber">Render: change number</button>
 			<div>{{.Number}}</div>
 		</li>
+		<li><button onclick="OnShare">Share</button></li>
+		<li><button onclick="OnShareURL">Share URL</button></li>
 		<li>
-		<button {{if not .CanPrevious}}disabled{{end}} onclick="OnPrevious">Previous</button>
-		<button onclick="OnReload">Reload</button>
-		<button {{if not .CanNext}}disabled{{end}} onclick="OnNext">Next</button>
+			<button {{if not .CanPrevious}}disabled{{end}} onclick="OnPrevious">Previous</button>
+			<button onclick="OnReload">Reload</button>
+			<button {{if not .CanNext}}disabled{{end}} onclick="OnNext">Next</button>
 		</li>
 	</ul>
 	
@@ -134,13 +136,28 @@ func (c *Webview) OnChangeSquareColor() {
 	app.Render(c)
 }
 
-// OnChangeNumber is the function to be called when the change number button is
+// OnChangeNumber is the function that is called when the change number button is
 // clicked.
 func (c *Webview) OnChangeNumber() {
 	c.Number = rand.Int()
 	app.Render(c)
 }
 
+// OnShare is the function that is called when the Share button is clicked.
+func (c *Webview) OnShare() {
+	app.Share("Hello world")
+}
+
+// OnShareURL is the function that is called when the Share URL button is
+// clicked.
+func (c *Webview) OnShareURL() {
+	u, err := url.Parse("https://github.com/murlokswarm/app")
+	if err != nil {
+		app.DefaultLogger.Log(err)
+	}
+	app.Share(u)
+}
+
 // OnPrevious is the function that is called when the previous button is
 // clicked.
 func (c *Webview) OnPrevious() {