Fix spacebar not toggling video pause when the main app was focused

Core/FormBrowser.cs

@@ -87,6 +87,7 @@ public FormBrowser(UpdaterSettings updaterSettings){
             this.browser = new ChromiumWebBrowser("https://tweetdeck.twitter.com/"){
                 MenuHandler = new ContextMenuBrowser(this),
                 JsDialogHandler = new JavaScriptDialogHandler(),
+                KeyboardHandler = new KeyboardHandlerBrowser(this),
                 LifeSpanHandler = new LifeSpanHandler(),
                 RequestHandler = new RequestHandlerBrowser()
             };
@@ -527,6 +528,15 @@ public void PlayVideo(string url){
             videoPlayer.Launch(url);
         }
 
+        public bool ToggleVideoPause(){
+            if (videoPlayer != null && videoPlayer.Running){
+                videoPlayer.TogglePause();
+                return true;
+            }
+
+            return false;
+        }
+
         public void HideVideoOverlay(){
             browser.ExecuteScriptAsync("$('#td-video-player-overlay').remove()");
         }

Core/Handling/KeyboardHandlerBrowser.cs

@@ -0,0 +1,24 @@
+using System.Windows.Forms;
+using CefSharp;
+
+namespace TweetDuck.Core.Handling{
+    sealed class KeyboardHandlerBrowser : IKeyboardHandler{
+        private readonly FormBrowser form;
+
+        public KeyboardHandlerBrowser(FormBrowser form){
+            this.form = form;
+        }
+
+        bool IKeyboardHandler.OnPreKeyEvent(IWebBrowser browserControl, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey, ref bool isKeyboardShortcut){
+            if (type == KeyType.RawKeyDown && (Keys)windowsKeyCode == Keys.Space){
+                return form.ToggleVideoPause();
+            }
+
+            return false;
+        }
+
+        bool IKeyboardHandler.OnKeyEvent(IWebBrowser browserControl, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey){
+            return false;
+        }
+    }
+}

Core/Other/Management/VideoPlayer.cs

@@ -68,6 +68,10 @@ public void Launch(string url){
             }
         }
 
+        public void TogglePause(){
+            currentPipe?.Write("pause");
+        }
+
         private void currentPipe_DataIn(object sender, DuplexPipe.PipeReadEventArgs e){
             owner.InvokeSafe(() => {
                 switch(e.Key){

TweetDuck.csproj

@@ -98,6 +98,7 @@
     <Compile Include="Core\FormBrowser.Designer.cs">
       <DependentUpon>FormBrowser.cs</DependentUpon>
     </Compile>
+    <Compile Include="Core\Handling\KeyboardHandlerBrowser.cs" />
     <Compile Include="Core\Handling\KeyboardHandlerNotification.cs" />
     <Compile Include="Core\Handling\RequestHandlerBrowser.cs" />
     <Compile Include="Core\Handling\General\RequestHandlerBase.cs" />

video/TweetDuck.Video/FormPlayer.cs

@@ -60,6 +60,10 @@ private void FormPlayer_Load(object sender, EventArgs e){
 
         private void pipe_DataIn(object sender, DuplexPipe.PipeReadEventArgs e){
             switch(e.Key){
+                case "pause":
+                    TogglePause();
+                    break;
+
                 case "die":
                     timerSync.Stop();
                     Visible = false;