support mpv idle property partly

docs/Changelog.md

@@ -1,7 +1,10 @@
 
-- When input.conf is created on the very first start and
+- When input.conf is created on the very first start and a
-  a script-opts folder does not exist, a script-opts folder is
+  script-opts folder does not exist, a script-opts folder
-  created with defaults for osc and console.
+  is created with defaults for osc and console.
+- Support mpv idle property, see manual for remarks.
+- libmpv shinchiro 2022-05-17 with idle fix
+
 
 5.9.0.0 Beta (2022-05-08)
 

docs/Manual.md

@@ -446,10 +446,6 @@ Can be suppressed via shift key. Default: yes
 If the player is paused and another file is loaded,
 playback automatically resumes.
 
-#### --keep-open-exit
-
-If set to yes and keep-open is set to no, mpv.net exits after the last file ends.
-In mpv the idle property would be used, it's not possible for mpv.net to use the idle property.
 
 ### General
 
@@ -790,7 +786,6 @@ https://mpv.io/manual/master/#window
 - [autofit-smaller](https://mpv.io/manual/master/#options-autofit-smaller)
 - [autofit](https://mpv.io/manual/master/#options-autofit)
 
-
 mpv.net specific window features are documented in the [screen section](#screen).
 
 
@@ -809,6 +804,13 @@ need an own implementation in mpv.net, so far implemented are:
 --vd=help  
 --version  
 
+### Other Limitations
+
+The mpv property [idle](https://mpv.io/manual/master/#options-idle) can be
+used and mpv.net functions accordingly, but Lua scripts see always `idle=yes`
+because mpv.net has to set it to function correctly, this is a difficult
+to overcome libmpv limitation.
+
 
 ### mpv.net specific options
 

src/Misc/App.cs

@@ -24,8 +24,8 @@ namespace mpvnet
         public static bool AutoLoadFolder { get; set; } = true;
         public static bool AutoPlay { get; set; }
         public static bool DebugMode { get; set; }
+        public static bool Exit { get; set; }
         public static bool IsTerminalAttached { get; } = Environment.GetEnvironmentVariable("_started_from_console") == "yes";
-        public static bool KeepOpenExit { get; set; }
         public static bool Queue { get; set; }
         public static bool RememberVolume { get; set; } = true;
         public static bool RememberWindowPosition { get; set; }
@@ -242,7 +242,6 @@ namespace mpvnet
                 case "dark-theme": DarkTheme = value.Trim('\'', '"'); return true;
                 case "debug-mode": DebugMode = value == "yes"; return true;
                 case "image-file-extensions": CorePlayer.ImageTypes = value.Split(" ,;".ToCharArray(), StringSplitOptions.RemoveEmptyEntries); return true;
-                case "keep-open-exit": KeepOpenExit = value == "yes"; return true;
                 case "light-theme": LightTheme = value.Trim('\'', '"'); return true;
                 case "minimum-aspect-ratio": MinimumAspectRatio = value.ToFloat(); return true;
                 case "process-instance": ProcessInstance = value; return true;

src/Misc/Player.cs

@@ -142,7 +142,14 @@ namespace mpvnet
             SetPropertyString("config", "yes");
 
             ProcessCommandLine(true);
+
             mpv_error err = mpv_initialize(Handle);
+            string idle = GetPropertyString("idle");
+            App.Exit = idle == "no" || idle == "once";
+
+            // otherwise shutdown is raised before media files are loaded,
+            // this means Lua scripts that use idle might not work correctly
+            SetPropertyString("idle", "yes");
 
             if (err < 0)
                 throw new Exception("mpv_initialize error" + BR2 + GetError(err) + BR);
@@ -159,7 +166,7 @@ namespace mpvnet
                 {
                     ShowLogo();
 
-                    if (GetPropertyString("keep-open") == "no" && App.KeepOpenExit)
+                    if (GetPropertyString("keep-open") == "no" && App.Exit)
                         Core.CommandV("quit");
                 }
             });
@@ -985,7 +992,8 @@ namespace mpvnet
             var args = Environment.GetCommandLineArgs().Skip(1);
 
             string[] preInitProperties = { "input-terminal", "terminal", "input-file", "config",
-                "config-dir", "input-conf", "load-scripts", "scripts", "player-operation-mode" };
+                "config-dir", "input-conf", "load-scripts", "scripts", "player-operation-mode",
+                "idle", "log-file", "msg-color", "dump-stats", "msg-level", "really-quiet" };
 
             foreach (string i in args)
             {

src/Resources/editor_conf.txt

@@ -513,7 +513,7 @@ filter = Playback
 help = Using no, mpv would terminate after the last file but mpv.net never terminates automatically.
 
 option = yes     If the current file ends, go to the next file, keep the last file open.
-option = no      If the current file ends, go to the next file. If keep-open-exit is set to yes, mpv.net exits after the last file.
+option = no      If the current file ends, go to the next file. If idle is set to no, mpv.net exits after the last file.
 option = always  Playback will never automatically advance to the next file.
 
 [setting]
@@ -527,11 +527,11 @@ option = yes
 option = no
 
 [setting]
-name = keep-open-exit
+name = idle
-file = mpvnet
+file = mpv
-default = no
+default = yes
 filter = Playback
-help = If set to yes and keep-open is set to no, mpv.net exits after the last file ends. In mpv the idle property would be used, it's not possible for mpv.net to use the idle property.
+help = If set to no and keep-open is also set to no, mpv.net exits after the last file ends. In mpv the idle default is no and in mpv.net the default is yes.
 
 option = yes
 option = no