window-size mpv property support added

Changelog.md

@@ -6,6 +6,7 @@
   context menu item in explorer with multi selection support use my
   [Open with++](https://github.com/stax76/OpenWithPlusPlus#add-to-mpvnet-playlist) shell extension, as far as I know multi selection
   can not be done using the Registry
+- window-size mpv property support added
 
 ### 5.4.2
 

Manual.md

@@ -103,7 +103,7 @@ mpv.net is meant to be a small single person project, it's designed to be mpv co
 
 The target audience of mpv.net are programmers, nerds and software enthusiasts that need something more advanced than typical media players.
 
-Furthermore mpv.net is well suited for users who are interested to learn mpv, Linux, portable apps and the command line.
+Furthermore mpv.net is well suited for people who are interested to learn mpv and the command line.
 
 ## Requirements
 
@@ -155,6 +155,8 @@ A third way is to drag and drop files on the main window.
 
 Whenever the control key is pressed when files or URLs are opened, the playlist is not cleared but the files or URLs are appended to the playlist. This works in all mpv.net features that open files or URLs.
 
+Pressing the shift key while opening a single file will suppress loading all files in the folder.
+
 ### Open > Open URL
 
 The Open URL menu entry can be used to open URLs for example from YouTube.

README.md

@@ -81,6 +81,7 @@ Table of contents
 - File history feature to log time and filename
 - A-B loop feature
 - Watch later feature to save the position
+- Files can be added to the playlist from explorer using --queue with [Open with++](https://github.com/stax76/OpenWithPlusPlus#add-to-mpvnet-playlist)
 - [Manual](#manual)
 
 ### Screenshots

mpv.net/Resources/inputConf.txt

@@ -134,6 +134,8 @@
 
  Ctrl+t set ontop yes                             #menu: View > On Top > Enable
  Ctrl+T set ontop no                              #menu: View > On Top > Disable
+ Alt++  no-osd set window-scale 1.2               #menu: View > Window Size > Enlarge
+ Alt+-  no-osd set window-scale 0.8               #menu: View > Window Size > Shrink
  b      cycle border                              #menu: View > Toggle Border
  i      script-message mpv.net show-info          #menu: View > File/Stream Info
  t      script-binding stats/display-stats        #menu: View > Show Statistics

mpv.net/WinForms/MainForm.cs

@@ -30,6 +30,13 @@ namespace mpvnet
 
             try
             {
+                object recent = RegHelp.GetObject(App.RegPath, "Recent");
+
+                if (recent is string[] r)
+                    RecentFiles = new List<string>(r);
+                else
+                    RecentFiles = new List<string>();
+
                 Instance = this;
                 Hwnd = Handle;
                 mp.Init();
@@ -48,6 +55,7 @@ namespace mpvnet
                 mp.observe_property_string("aid", PropChangeAid);
                 mp.observe_property_string("vid", PropChangeVid);
                 mp.observe_property_int("edition", PropChangeEdition);
+                mp.observe_property_double("window-scale", PropChangeWindowScale);
                 
                 if (mp.GPUAPI != "vulkan")
                     mp.ProcessCommandLine(false);
@@ -58,13 +66,6 @@ namespace mpvnet
                 Text = "mpv.net " + Application.ProductVersion;
                 TaskbarButtonCreatedMessage = Native.RegisterWindowMessage("TaskbarButtonCreated");
                 
-                object recent = RegHelp.GetObject(App.RegPath, "Recent");
-
-                if (recent is string[] r)
-                    RecentFiles = new List<string>(r);
-                else
-                    RecentFiles = new List<string>();
-
                 ContextMenu = new ContextMenuStripEx(components);
                 ContextMenu.Opened += ContextMenu_Opened;
                 ContextMenu.Opening += ContextMenu_Opening;
@@ -233,6 +234,7 @@ namespace mpvnet
                 {
                     if (mi.Text.StartsWith(text) && mi.Text.Trim() == text)
                         return mi;
+
                     if (mi.DropDownItems.Count > 0)
                     {
                         MenuItem val = FindMenuItem(text, mi.DropDownItems);
@@ -245,7 +247,7 @@ namespace mpvnet
 
         bool WasInitialSizeSet;
 
-        void SetFormPosAndSize()
+        void SetFormPosAndSize(double scale = 1)
         {
             if (WindowState == FormWindowState.Maximized)
                 return;
@@ -265,7 +267,6 @@ namespace mpvnet
                 mp.VideoSize = new Size((int)(autoFitHeight * (16 / 9.0)), autoFitHeight);
 
             Size size = mp.VideoSize;
-
             int height = size.Height;
 
             if (App.RememberHeight)
@@ -279,6 +280,7 @@ namespace mpvnet
                 }
             }
 
+            height = Convert.ToInt32(height * scale);
             int width = Convert.ToInt32(height * size.Width / (double)size.Height);
 
             if (height > screen.WorkingArea.Height * 0.9)
@@ -317,10 +319,17 @@ namespace mpvnet
             int minTop = screens.Select(val => val.WorkingArea.Y).Min();
             int maxBottom = screens.Select(val => val.WorkingArea.Bottom).Max();
 
-            if (left < minLeft) left = minLeft;
+            if (left < minLeft)
-            if (left + rect.Width > maxRight) left = maxRight - rect.Width;
+                left = minLeft;
-            if (top < minTop) top = minTop;
+
-            if (top + rect.Height > maxBottom) top = maxBottom - rect.Height;
+            if (left + rect.Width > maxRight)
+                left = maxRight - rect.Width;
+
+            if (top < minTop)
+                top = minTop;
+
+            if (top + rect.Height > maxBottom)
+                top = maxBottom - rect.Height;
 
             Native.SetWindowPos(Handle, IntPtr.Zero /* HWND_TOP */, left, top, rect.Width, rect.Height, 4 /* SWP_NOZORDER */);
         }
@@ -373,7 +382,8 @@ namespace mpvnet
 
             foreach (CommandItem item in items)
             {
-                if (string.IsNullOrEmpty(item.Path)) continue;
+                if (string.IsNullOrEmpty(item.Path))
+                    continue;
                 string path = item.Path.Replace("&", "&&");
                 MenuItem menuItem = ContextMenu.Add(path, () => {
                     try {
@@ -382,7 +392,8 @@ namespace mpvnet
                         Msg.ShowException(ex);
                     }
                 });
-                if (menuItem != null) menuItem.ShortcutKeyDisplayString = item.Input + "    ";
+                if (menuItem != null)
+                    menuItem.ShortcutKeyDisplayString = item.Input + "    ";
             }
         }
 
@@ -405,9 +416,13 @@ namespace mpvnet
                 UpdateProgressBar();
             }));
 
-            if (RecentFiles.Contains(path)) RecentFiles.Remove(path);
+            if (RecentFiles.Contains(path))
+                RecentFiles.Remove(path);
+
             RecentFiles.Insert(0, path);
-            while (RecentFiles.Count > App.RecentCount) RecentFiles.RemoveAt(App.RecentCount);
+
+            while (RecentFiles.Count > App.RecentCount)
+                RecentFiles.RemoveAt(App.RecentCount);
         }
 
         protected override CreateParams CreateParams {
@@ -420,7 +435,7 @@ namespace mpvnet
 
         protected override void WndProc(ref Message m)
         {
-            Debug.WriteLine(m);
+            //Debug.WriteLine(m);
 
             switch (m.Msg)
             {
@@ -463,7 +478,10 @@ namespace mpvnet
                     break;
                 case 0x112: // WM_SYSCOMMAND
                     if (m.WParam.ToInt32() == 0xf120) // SC_RESTORE
-                        SetFormPosAndSize();
+                    {
+                        CycleFullscreen(true);
+                        CycleFullscreen(false);
+                    }
                     break;
                 case 0x0214: // WM_SIZING
                     var rc = Marshal.PtrToStructure<Native.RECT>(m.LParam);
@@ -546,6 +564,15 @@ namespace mpvnet
 
         void PropChangeEdition(int value) => mp.Edition = value;
         
+        void PropChangeWindowScale(double value)
+        {
+            if (value != 1)
+            {
+                BeginInvoke(new Action(() => SetFormPosAndSize(value)));
+                mp.command("no-osd set window-scale 1");
+            }
+        }
+
         void PropChangeBorder(bool enabled) {
             mp.Border = enabled;
 
@@ -660,5 +687,11 @@ namespace mpvnet
             base.OnLostFocus(e);
             CursorHelp.Show();
         }
+
+        protected override void OnKeyDown(KeyEventArgs e)
+        {
+            e.SuppressKeyPress = true; // prevent beep using alt key
+            base.OnKeyDown(e);
+        }
     }
 }

mpv.net/mpv/mp.cs

@@ -58,6 +58,7 @@ namespace mpvnet
 
         public static List<KeyValuePair<string, Action<bool>>> BoolPropChangeActions { get; set; } = new List<KeyValuePair<string, Action<bool>>>();
         public static List<KeyValuePair<string, Action<int>>> IntPropChangeActions { get; set; } = new List<KeyValuePair<string, Action<int>>>();
+        public static List<KeyValuePair<string, Action<double>>> DoublePropChangeActions { get; set; } = new List<KeyValuePair<string, Action<double>>>();
         public static List<KeyValuePair<string, Action<string>>> StringPropChangeActions { get; set; } = new List<KeyValuePair<string, Action<string>>>();
         public static List<MediaTrack> MediaTracks { get; set; } = new List<MediaTrack>();
         public static List<KeyValuePair<string, double>> Chapters { get; set; } = new List<KeyValuePair<string, double>>();
@@ -382,22 +383,33 @@ namespace mpvnet
                             var propData = (mpv_event_property)Marshal.PtrToStructure(evt.data, typeof(mpv_event_property));
 
                             if (propData.format == mpv_format.MPV_FORMAT_FLAG)
+                            {
                                 lock (BoolPropChangeActions)
                                     foreach (var i in BoolPropChangeActions)
                                         if (i.Key== propData.name)
                                             i.Value.Invoke(Marshal.PtrToStructure<int>(propData.data) == 1);
-
+                            }
-                            if (propData.format == mpv_format.MPV_FORMAT_STRING)
+                            else if (propData.format == mpv_format.MPV_FORMAT_STRING)
+                            {
                                 lock (StringPropChangeActions)
                                     foreach (var i in StringPropChangeActions)
                                         if (i.Key == propData.name)
                                             i.Value.Invoke(StringFromNativeUtf8(Marshal.PtrToStructure<IntPtr>(propData.data)));
-
+                            }
-                            if (propData.format == mpv_format.MPV_FORMAT_INT64)
+                            else if(propData.format == mpv_format.MPV_FORMAT_INT64)
+                            {
                                 lock (IntPropChangeActions)
                                     foreach (var i in IntPropChangeActions)
                                         if (i.Key == propData.name)
                                             i.Value.Invoke(Marshal.PtrToStructure<int>(propData.data));
+                            }
+                            else if (propData.format == mpv_format.MPV_FORMAT_DOUBLE)
+                            {
+                                lock (DoublePropChangeActions)
+                                    foreach (var i in DoublePropChangeActions)
+                                        if (i.Key == propData.name)
+                                            i.Value.Invoke(Marshal.PtrToStructure<double>(propData.data));
+                            }
                             break;
                         case mpv_event_id.MPV_EVENT_PLAYBACK_RESTART:
                             PlaybackRestart?.Invoke();
@@ -557,6 +569,17 @@ namespace mpvnet
                     IntPropChangeActions.Add(new KeyValuePair<string, Action<int>>(name, action));
         }
 
+        public static void observe_property_double(string name, Action<double> action)
+        {
+            int err = mpv_observe_property(Handle, (ulong)action.GetHashCode(), name, mpv_format.MPV_FORMAT_DOUBLE);
+
+            if (err < 0)
+                throw new Exception($"{name}: {(mpv_error)err}");
+            else
+                lock (DoublePropChangeActions)
+                    DoublePropChangeActions.Add(new KeyValuePair<string, Action<double>>(name, action));
+        }
+
         public static void observe_property_bool(string name, Action<bool> action)
         {
             int err = mpv_observe_property(Handle, (ulong)action.GetHashCode(), name, mpv_format.MPV_FORMAT_FLAG);