From: Hirohito Higashi <h.east.727@gmail.com>
Date: Wed, 4 Jun 2025 18:05:59 +0000 (+0200)
Subject: patch 9.1.1430: tabpanel may flicker in the GUI
X-Git-Tag: v9.1.1430^0
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=862cb37544c71800fdedc3e84454185f21685c6a;p=thirdparty%2Fvim.git

patch 9.1.1430: tabpanel may flicker in the GUI

Problem:  tabpanel may flicker in the GUI
Solution: call scroll_start() and scroll_region_reset()
          (Hirohito Higashi)

fixes: #17440
closes: #17442

Signed-off-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
---

diff --git a/src/term.c b/src/term.c
index b7a82da0a3..649e483d61 100644
--- a/src/term.c
+++ b/src/term.c
@@ -4478,7 +4478,9 @@ scroll_region_reset(void)
 {
     OUT_STR(tgoto((char *)T_CS, (int)Rows - 1, 0));
     if (*T_CSV != NUL)
-	OUT_STR(tgoto((char *)T_CSV, Columns - 1, 0));
+	OUT_STR(tgoto((char *)T_CSV,
+		    firstwin->w_wincol + topframe->fr_width - 1,
+		    firstwin->w_wincol));
     screen_start();		    // don't know where cursor is now
 }
 
diff --git a/src/version.c b/src/version.c
index 5e34826e0b..5630b8ad7f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1430,
 /**/
     1429,
 /**/
diff --git a/src/window.c b/src/window.c
index f3b23e85a3..46e1b63a8a 100644
--- a/src/window.c
+++ b/src/window.c
@@ -6226,7 +6226,14 @@ shell_new_columns(void)
 
     if (!skip_win_fix_scroll)
 	win_fix_scroll(TRUE);
-
+#ifdef FEAT_GUI
+    if (gui.in_use)
+    {
+	if (scroll_region)
+	    scroll_region_reset();
+	scroll_start();	// may scroll the screen to the right position
+    }
+#endif
     redraw_tabline = TRUE;
 #if defined(FEAT_TABPANEL)
     redraw_tabpanel = TRUE;