Merge pull request #9143 from bfredl/nuclear

disable clearing almost everywhere, cleanup screen.c dead code

1 files changed, 17 insertions, 12 deletions

diff --git a/src/nvim/ex_docmd.c b/src/nvim/ex_docmd.c
index 5533c57adb..6ac7656a2f 100644
--- a/src/nvim/ex_docmd.c
+++ b/src/nvim/ex_docmd.c
@@ -208,8 +208,8 @@ void do_exmode(int improved)
     return;
 
   save_msg_scroll = msg_scroll;
-  ++RedrawingDisabled;              /* don't redisplay the window */
-  ++no_wait_return;                 /* don't wait for return */
+  RedrawingDisabled++;  // don't redisplay the window
+  no_wait_return++;  // don't wait for return
 
   MSG(_("Entering Ex mode.  Type \"visual\" to go to Normal mode."));
   while (exmode_active) {
@@ -253,10 +253,11 @@ void do_exmode(int improved)
     }
   }
 
-  --RedrawingDisabled;
-  --no_wait_return;
-  update_screen(CLEAR);
-  need_wait_return = FALSE;
+  RedrawingDisabled--;
+  no_wait_return--;
+  redraw_all_later(NOT_VALID);
+  update_screen(NOT_VALID);
+  need_wait_return = false;
   msg_scroll = save_msg_scroll;
 }
 
@@ -6857,7 +6858,8 @@ static void ex_tabs(exarg_T *eap)
 static void ex_mode(exarg_T *eap)
 {
   if (*eap->arg == NUL) {
-    ui_refresh();
+    must_redraw = CLEAR;
+    ex_redraw(eap);
   } else {
     EMSG(_(e_screenmode));
   }
@@ -6963,7 +6965,7 @@ do_exedit(
         no_wait_return = 0;
         need_wait_return = FALSE;
         msg_scroll = 0;
-        must_redraw = CLEAR;
+        redraw_all_later(NOT_VALID);
 
         normal_enter(false, true);
 
@@ -7782,11 +7784,14 @@ static void ex_redraw(exarg_T *eap)
   p_lz = FALSE;
   validate_cursor();
   update_topline();
-  update_screen(eap->forceit ? CLEAR :
-      VIsual_active ? INVERTED :
-      0);
-  if (need_maketitle)
+  if (eap->forceit) {
+    redraw_all_later(NOT_VALID);
+  }
+  update_screen(eap->forceit ? NOT_VALID
+                : VIsual_active ? INVERTED : 0);
+  if (need_maketitle) {
     maketitle();
+  }
   RedrawingDisabled = r;
   p_lz = p;