From f25b2d241fa36f5f08db0334519c391318da1150 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Wed, 30 Nov 2016 08:03:29 +0530
Subject: [PATCH] Support for turning off auto-repeat

---
 kitty/data-types.h |  2 +-
 kitty/modes.h      |  5 +++++
 kitty/screen.c     |  8 ++++++--
 kitty/tabs.py      | 11 ++++++-----
 4 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/kitty/data-types.h b/kitty/data-types.h
index 7510091bb..26ac576bb 100644
--- a/kitty/data-types.h
+++ b/kitty/data-types.h
@@ -226,7 +226,7 @@ PyTypeObject ChangeTracker_Type;
 
 
 typedef struct {
-    bool mLNM, mIRM, mDECTCEM, mDECSCNM, mDECOM, mDECAWM, mDECCOLM, 
+    bool mLNM, mIRM, mDECTCEM, mDECSCNM, mDECOM, mDECAWM, mDECCOLM, mDECARM, 
          mBRACKETED_PASTE, mFOCUS_TRACKING, mMOUSE_BUTTON_TRACKING,
          mMOUSE_MOTION_TRACKING, mMOUSE_SGR_MODE, mMOUSE_MOVE_TRACKING;
 } ScreenModes;
diff --git a/kitty/modes.h b/kitty/modes.h
index 5d0f62cb3..b1554879c 100644
--- a/kitty/modes.h
+++ b/kitty/modes.h
@@ -30,10 +30,15 @@
 // on the screen.
 #define DECCOLM (3 << 5)
 
+// Scroll speed
+#define DECSCLM (4 << 5)
 
 // *Screen Mode*: toggles screen-wide reverse-video mode.
 #define DECSCNM  (5 << 5)
 
+// Auto-repeat of keys
+#define DECARM (8 << 5)
+
 /* *Origin Mode*: allows cursor addressing relative to a user-defined
    origin. This mode resets when the terminal is powered up or reset.
    It does not affect the erase in display (ED) function.
diff --git a/kitty/screen.c b/kitty/screen.c
index 6dba16a5e..49a0da4b7 100644
--- a/kitty/screen.c
+++ b/kitty/screen.c
@@ -11,7 +11,7 @@
 #include "tracker.h"
 #include "modes.h"
 
-static const ScreenModes empty_modes = {0, .mDECAWM=true, .mDECTCEM=true};
+static const ScreenModes empty_modes = {0, .mDECAWM=true, .mDECTCEM=true, .mDECARM=true};
 
 // Constructor/destructor {{{
 
@@ -305,6 +305,7 @@ set_mode_from_const(Screen *self, unsigned int mode, bool val) {
     switch(mode) {
         SIMPLE_MODE(LNM)
         SIMPLE_MODE(IRM)
+        SIMPLE_MODE(DECARM)
         SIMPLE_MODE(BRACKETED_PASTE)
         SIMPLE_MODE(MOUSE_BUTTON_TRACKING)
         SIMPLE_MODE(MOUSE_MOVE_TRACKING)
@@ -313,7 +314,8 @@ set_mode_from_const(Screen *self, unsigned int mode, bool val) {
         SIMPLE_MODE(FOCUS_TRACKING)
 
         case DECCKM:
-            break;  // we ignore this mode
+        case DECSCLM:
+            break;  // we ignore these modes
         case DECTCEM: 
             self->modes.mDECTCEM = val; 
             if ((val && self->cursor->hidden) || (!val && !self->cursor->hidden)) {
@@ -918,6 +920,7 @@ MODE_GETTER(mouse_button_tracking_enabled, MOUSE_BUTTON_TRACKING)
 MODE_GETTER(mouse_motion_tracking_enabled, MOUSE_MOTION_TRACKING)
 MODE_GETTER(mouse_move_tracking_enabled, MOUSE_MOVE_TRACKING)
 MODE_GETTER(mouse_in_sgr_mode, MOUSE_SGR_MODE)
+MODE_GETTER(auto_repeat_enabled, DECARM)
 
 
 static PyObject*
@@ -1086,6 +1089,7 @@ static PyMethodDef methods[] = {
     MND(set_scroll_cell_data, METH_VARARGS)
     MND(apply_selection, METH_VARARGS)
     MND(in_bracketed_paste_mode, METH_NOARGS)
+    MND(auto_repeat_enabled, METH_NOARGS)
     MND(focus_tracking_enabled, METH_NOARGS)
     MND(mouse_button_tracking_enabled, METH_NOARGS)
     MND(mouse_motion_tracking_enabled, METH_NOARGS)
diff --git a/kitty/tabs.py b/kitty/tabs.py
index aa542ea25..7fabdbe95 100644
--- a/kitty/tabs.py
+++ b/kitty/tabs.py
@@ -274,11 +274,12 @@ class TabManager(Thread):
                     if not passthrough:
                         return
             if window:
-                if window.char_grid.scrolled_by and key not in MODIFIER_KEYS:
-                    window.scroll_end()
-                data = interpret_key_event(key, scancode, mods)
-                if data:
-                    window.write_to_child(data)
+                if window.screen.auto_repeat_enabled() or action == GLFW_PRESS:
+                    if window.char_grid.scrolled_by and key not in MODIFIER_KEYS:
+                        window.scroll_end()
+                    data = interpret_key_event(key, scancode, mods)
+                    if data:
+                        window.write_to_child(data)
 
     def on_focus(self, window, focused):
         w = self.active_window