1 files changed, 13 insertions, 41 deletions

diff --git a/src/nvim/edit.c b/src/nvim/edit.c
index 8bf5170ae7..c7f20783a9 100644
--- a/src/nvim/edit.c
+++ b/src/nvim/edit.c
@@ -56,9 +56,12 @@
 #include "nvim/tag.h"
 #include "nvim/term.h"
 #include "nvim/ui.h"
+#include "nvim/mouse.h"
 #include "nvim/undo.h"
 #include "nvim/window.h"
 #include "nvim/os/event.h"
+#include "nvim/os/input.h"
+#include "nvim/os/time.h"
 
 /*
  * definitions used for CTRL-X submode
@@ -388,9 +391,6 @@ edit (
    */
   if (curbuf->b_p_iminsert == B_IMODE_LMAP)
     State |= LANGMAP;
-#ifdef USE_IM_CONTROL
-  im_set_active(curbuf->b_p_iminsert == B_IMODE_IM);
-#endif
 
   setmouse();
   clear_showcmd();
@@ -593,9 +593,17 @@ edit (
      * Get a character for Insert mode.  Ignore K_IGNORE.
      */
     lastc = c;                          /* remember previous char for CTRL-D */
+    event_enable_deferred();
     do {
       c = safe_vgetc();
     } while (c == K_IGNORE);
+    event_disable_deferred();
+
+    if (c == K_EVENT) {
+      c = lastc;
+      event_process();
+      continue;
+    }
 
     /* Don't want K_CURSORHOLD for the second key, e.g., after CTRL-V. */
     did_cursorhold = TRUE;
@@ -943,10 +951,6 @@ doESCkey:
       did_cursorhold = TRUE;
       break;
 
-    case K_EVENT:
-      event_process();
-      break;
-
     case K_HOME:        /* <Home> */
     case K_KHOME:
     case K_S_HOME:
@@ -1757,7 +1761,7 @@ static int has_compl_option(int dict_opt)
       vim_beep();
       setcursor();
       out_flush();
-      ui_delay(2000L, false);
+      os_delay(2000L, false);
     }
     return FALSE;
   }
@@ -2001,7 +2005,7 @@ ins_compl_add (
   compl_T     *match;
   int dir = (cdir == 0 ? compl_direction : cdir);
 
-  ui_breakcheck();
+  os_breakcheck();
   if (got_int)
     return FAIL;
   if (len < 0)
@@ -6757,19 +6761,11 @@ static void ins_reg(void)
    * message for it. Only call it explicitly. */
   ++no_u_sync;
   if (regname == '=') {
-# ifdef USE_IM_CONTROL
-    int im_on = im_get_status();
-# endif
     /* Sync undo when evaluating the expression calls setline() or
      * append(), so that it can be undone separately. */
     u_sync_once = 2;
 
     regname = get_expr_register();
-# ifdef USE_IM_CONTROL
-    /* Restore the Input Method. */
-    if (im_on)
-      im_set_active(TRUE);
-# endif
   }
   if (regname == NUL || !valid_yank_reg(regname, FALSE)) {
     vim_beep();
@@ -6866,24 +6862,8 @@ static void ins_ctrl_hat(void)
     } else {
       curbuf->b_p_iminsert = B_IMODE_LMAP;
       State |= LANGMAP;
-#ifdef USE_IM_CONTROL
-      im_set_active(FALSE);
-#endif
     }
   }
-#ifdef USE_IM_CONTROL
-  else {
-    /* There are no ":lmap" mappings, toggle IM */
-    if (im_get_status()) {
-      curbuf->b_p_iminsert = B_IMODE_NONE;
-      im_set_active(FALSE);
-    } else {
-      curbuf->b_p_iminsert = B_IMODE_IM;
-      State &= ~LANGMAP;
-      im_set_active(TRUE);
-    }
-  }
-#endif
   set_iminsert_global();
   showmode();
   /* Show/unshow value of 'keymap' in status lines. */
@@ -6983,14 +6963,6 @@ ins_esc (
     }
   }
 
-#ifdef USE_IM_CONTROL
-  /* Disable IM to allow typing English directly for Normal mode commands.
-   * When ":lmap" is enabled don't change 'iminsert' (IM can be enabled as
-   * well). */
-  if (!(State & LANGMAP))
-    im_save_status(&curbuf->b_p_iminsert);
-  im_set_active(FALSE);
-#endif
 
   State = NORMAL;
   /* need to position cursor again (e.g. when on a TAB ) */