From 95dca0b99b4bb54d03c5f18d2a2939a1343d3e28 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sat, 27 Feb 2021 22:57:19 +0100
Subject: tv mpvterm: init

---
 tv/5pkgs/simple/mpvterm/default.nix   |   8 ++
 tv/5pkgs/simple/mpvterm/mpvterm.patch | 146 ++++++++++++++++++++++++++++++++++
 2 files changed, 154 insertions(+)
 create mode 100644 tv/5pkgs/simple/mpvterm/default.nix
 create mode 100644 tv/5pkgs/simple/mpvterm/mpvterm.patch

(limited to 'tv')

diff --git a/tv/5pkgs/simple/mpvterm/default.nix b/tv/5pkgs/simple/mpvterm/default.nix
new file mode 100644
index 00000000..66ad08a7
--- /dev/null
+++ b/tv/5pkgs/simple/mpvterm/default.nix
@@ -0,0 +1,8 @@
+{ pkgs }:
+
+pkgs.mpv-unwrapped.overrideAttrs (old: rec {
+  pname = "mpvterm";
+  patches = old.patches or [] ++ [
+    ./mpvterm.patch
+  ];
+})
diff --git a/tv/5pkgs/simple/mpvterm/mpvterm.patch b/tv/5pkgs/simple/mpvterm/mpvterm.patch
new file mode 100644
index 00000000..12636880
--- /dev/null
+++ b/tv/5pkgs/simple/mpvterm/mpvterm.patch
@@ -0,0 +1,146 @@
+commit 5ded4dac370ce5d8d727c5d3891448f942edbfdf
+Author: tv <tv@krebsco.de>
+Date:   Sat Feb 27 22:54:55 2021 +0100
+
+    x11: add input forwarding support
+
+diff --git a/video/out/x11_common.c b/video/out/x11_common.c
+index ac551fae8e..2e95451d7f 100644
+--- a/video/out/x11_common.c
++++ b/video/out/x11_common.c
+@@ -25,6 +25,10 @@
+ #include <string.h>
+ #include <assert.h>
+ 
++#include <stdarg.h>
++#include <sys/socket.h>
++#include <sys/un.h>
++
+ #include <X11/Xmd.h>
+ #include <X11/Xlib.h>
+ #include <X11/Xutil.h>
+@@ -1097,6 +1101,73 @@ static void release_all_keys(struct vo *vo)
+     x11->win_drag_button1_down = false;
+ }
+ 
++
++#define FORWARD_START 1
++#define FORWARD_READY 2
++#define FORWARD_ERROR 3
++static int forward_state = FORWARD_START;
++static int forward_fd, forward_len;
++static struct sockaddr_un forward_un;
++static char forward_buf[BUFSIZ];
++
++static void forward_start(void) {
++  const char *socket_path = getenv("FORWARD_SOCKET");
++  if (socket_path == NULL) {
++    fprintf(stderr, "forward_start: environment variable FORWARD_SOCKET not set\n");
++    forward_state = FORWARD_ERROR;
++    return;
++  }
++
++  if ((forward_fd = socket(AF_UNIX, SOCK_DGRAM, 0)) < 0) {
++    perror("socket");
++  } else {
++    memset(&forward_un, 0, sizeof(forward_un));
++    forward_un.sun_family = AF_UNIX;
++    strcpy(forward_un.sun_path, socket_path);
++    forward_len = offsetof(struct sockaddr_un, sun_path) + strlen(socket_path);
++    forward_state = FORWARD_READY;
++  }
++}
++static void forward_send(const char *fmt, ...) {
++  if (forward_state != FORWARD_READY) return;
++
++  va_list argp;
++  va_start(argp, fmt);
++  int n1 = vsnprintf(forward_buf, BUFSIZ, fmt, argp);
++  if (n1 < BUFSIZ + 1) {
++    forward_buf[n1++] = '\n';
++    forward_buf[n1] = '\0';
++    int n2 = sendto(forward_fd, forward_buf, n1, 0, (struct sockaddr *)&forward_un, forward_len);
++    if (n2 < 0) {
++      perror("sendto");
++    }
++  }
++}
++static const char *forward_keyname(KeySym keySym) {
++  const char *name;
++  if (keySym == NoSymbol) {
++    name = "NoSymbol";
++  } else if (!(name = XKeysymToString(keySym))) {
++    name = "NoName";
++  }
++  return name;
++}
++static void forward_keydown(KeySym keySym) {
++  forward_send("xdotool keydown %s", forward_keyname(keySym));
++}
++static void forward_keyup(KeySym keySym) {
++  forward_send("xdotool keyup %s", forward_keyname(keySym));
++}
++static void forward_mousedown(int button) {
++  forward_send("xdotool mousedown %d", button);
++}
++static void forward_mouseup(int button) {
++  forward_send("xdotool mouseup %d", button);
++}
++static void forward_mousemove(int x, int y) {
++  forward_send("xdotool mousemove %d %d", x, y);
++}
++
+ void vo_x11_check_events(struct vo *vo)
+ {
+     struct vo_x11_state *x11 = vo->x11;
+@@ -1105,6 +1176,10 @@ void vo_x11_check_events(struct vo *vo)
+ 
+     xscreensaver_heartbeat(vo->x11);
+ 
++    if (forward_state == FORWARD_START) {
++      forward_start();
++    }
++
+     while (XPending(display)) {
+         XNextEvent(display, &Event);
+         MP_TRACE(x11, "XEvent: %d\n", Event.type);
+@@ -1146,6 +1221,7 @@ void vo_x11_check_events(struct vo *vo)
+                 if (mpkey)
+                     mp_input_put_key(x11->input_ctx, mpkey | modifiers);
+             }
++            forward_keydown(XLookupKeysym(&Event.xkey, 0));
+             break;
+         }
+         case FocusIn:
+@@ -1161,6 +1237,7 @@ void vo_x11_check_events(struct vo *vo)
+             break;
+         case KeyRelease:
+             release_all_keys(vo);
++            forward_keyup(XLookupKeysym(&Event.xkey, 0));
+             break;
+         case MotionNotify:
+             if (x11->win_drag_button1_down && !x11->fs &&
+@@ -1182,6 +1259,7 @@ void vo_x11_check_events(struct vo *vo)
+                                                        Event.xmotion.y);
+             }
+             x11->win_drag_button1_down = false;
++            forward_mousemove(Event.xmotion.x, Event.xmotion.y);
+             break;
+         case LeaveNotify:
+             if (Event.xcrossing.mode != NotifyNormal)
+@@ -1204,6 +1282,7 @@ void vo_x11_check_events(struct vo *vo)
+                              get_mods(Event.xbutton.state) | MP_KEY_STATE_DOWN);
+             long msg[4] = {XEMBED_REQUEST_FOCUS};
+             vo_x11_xembed_send_message(x11, msg);
++            forward_mousedown(Event.xbutton.button);
+             break;
+         case ButtonRelease:
+             if (Event.xbutton.button - 1 >= MP_KEY_MOUSE_BTN_COUNT)
+@@ -1213,6 +1292,7 @@ void vo_x11_check_events(struct vo *vo)
+             mp_input_put_key(x11->input_ctx,
+                              (MP_MBTN_BASE + Event.xbutton.button - 1) |
+                              get_mods(Event.xbutton.state) | MP_KEY_STATE_UP);
++            forward_mouseup(Event.xbutton.button);
+             break;
+         case MapNotify:
+             x11->window_hidden = false;
-- 
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