From: Hirohito Higashi <h.east.727@gmail.com>
Date: Tue, 10 Jun 2025 18:42:06 +0000 (+0200)
Subject: patch 9.1.1451: tabpanel rendering artifacts when scrolling
X-Git-Tag: v9.1.1451^0
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=30b4ddf925dabb42e02382db0403ddb0f7544cc2;p=thirdparty%2Fvim.git

patch 9.1.1451: tabpanel rendering artifacts when scrolling

Problem:  tabpanel rendering artifacts when scrolling
Solution: update scrolling logic (Hirohito Higashi)

fixes: #17495
closes: #17496

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 649e483d61..6f7983bfbf 100644
--- a/src/term.c
+++ b/src/term.c
@@ -4464,7 +4464,7 @@ scroll_region_set(win_T *wp, int off)
 {
     OUT_STR(tgoto((char *)T_CS, W_WINROW(wp) + wp->w_height - 1,
 							 W_WINROW(wp) + off));
-    if (*T_CSV != NUL && wp->w_width != topframe->fr_width)
+    if (*T_CSV != NUL && wp->w_width != Columns)
 	OUT_STR(tgoto((char *)T_CSV, wp->w_wincol + wp->w_width - 1,
 							       wp->w_wincol));
     screen_start();		    // don't know where cursor is now
@@ -4478,9 +4478,7 @@ scroll_region_reset(void)
 {
     OUT_STR(tgoto((char *)T_CS, (int)Rows - 1, 0));
     if (*T_CSV != NUL)
-	OUT_STR(tgoto((char *)T_CSV,
-		    firstwin->w_wincol + topframe->fr_width - 1,
-		    firstwin->w_wincol));
+	OUT_STR(tgoto((char *)T_CSV, (int)Columns - 1, 0));
     screen_start();		    // don't know where cursor is now
 }
 
diff --git a/src/version.c b/src/version.c
index 80b5f030a3..da96e54a03 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 */
+/**/
+    1451,
 /**/
     1450,
 /**/
diff --git a/src/window.c b/src/window.c
index bb116382a7..f3b23e85a3 100644
--- a/src/window.c
+++ b/src/window.c
@@ -6226,14 +6226,7 @@ shell_new_columns(void)
 
     if (!skip_win_fix_scroll)
 	win_fix_scroll(TRUE);
-#ifdef FEAT_GUI
-    if (gui.in_use && !gui.starting)
-    {
-	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;