# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1644249605 -3600
# Node ID 298b32b544aef2fedb2cbba47ae94be4fa5cc6f1
# Parent  aac8ffd95aea2b2ea030043f8fa7c2cbb3ce9d4d
patch 8.2.4320: Athena and Motif: when maximized scrollbar position is wrong

Commit: https://github.com/vim/vim/commit/28f1a51bde36e2770dd54c9e2ae69a26cafa5a64
Author: qsmodo <75080827+qsmodo@users.noreply.github.com>
Date:   Mon Feb 7 15:57:50 2022 +0000

    patch 8.2.4320: Athena and Motif: when maximized scrollbar position is wrong

    Problem:    Athena and Motif: when maximized scrollbar position is wrong.
    Solution:   Implement the scrollbar padding functions. (closes https://github.com/vim/vim/issues/9712)

diff --git a/src/gui_athena.c b/src/gui_athena.c
--- a/src/gui_athena.c
+++ b/src/gui_athena.c
@@ -1894,17 +1894,27 @@ gui_mch_set_scrollbar_pos(
     int
 gui_mch_get_scrollbar_xpadding(void)
 {
-    // TODO: Calculate the padding for adjust scrollbar position when the
-    // Window is maximized.
-    return 0;
+    int xpad;
+    Dimension tw, ww;
+    Position  tx;
+
+    XtVaGetValues(textArea, XtNwidth, &tw, XtNx, &tx, NULL);
+    XtVaGetValues(vimShell, XtNwidth, &ww, NULL);
+    xpad = ww - tw - tx - gui.scrollbar_width;
+    return (xpad < 0) ? 0 : xpad;
 }
 
     int
 gui_mch_get_scrollbar_ypadding(void)
 {
-    // TODO: Calculate the padding for adjust scrollbar position when the
-    // Window is maximized.
-    return 0;
+    int ypad;
+    Dimension th, wh;
+    Position  ty;
+
+    XtVaGetValues(textArea, XtNheight, &th, XtNy, &ty, NULL);
+    XtVaGetValues(vimShell, XtNheight, &wh, NULL);
+    ypad = wh - th - ty - gui.scrollbar_height;
+    return (ypad < 0) ? 0 : ypad;
 }
 
     void
diff --git a/src/gui_motif.c b/src/gui_motif.c
--- a/src/gui_motif.c
+++ b/src/gui_motif.c
@@ -1745,17 +1745,27 @@ gui_mch_set_scrollbar_pos(
     int
 gui_mch_get_scrollbar_xpadding(void)
 {
-    // TODO: Calculate the padding for adjust scrollbar position when the
-    // Window is maximized.
-    return 0;
+    int xpad;
+    Dimension tw, ww;
+    Position  tx;
+
+    XtVaGetValues(textArea, XtNwidth, &tw, XtNx, &tx, NULL);
+    XtVaGetValues(vimShell, XtNwidth, &ww, NULL);
+    xpad = ww - tw - tx - gui.scrollbar_width;
+    return (xpad < 0) ? 0 : xpad;
 }
 
     int
 gui_mch_get_scrollbar_ypadding(void)
 {
-    // TODO: Calculate the padding for adjust scrollbar position when the
-    // Window is maximized.
-    return 0;
+    int ypad;
+    Dimension th, wh;
+    Position  ty;
+
+    XtVaGetValues(textArea, XtNheight, &th, XtNy, &ty, NULL);
+    XtVaGetValues(vimShell, XtNheight, &wh, NULL);
+    ypad = wh - th - ty - gui.scrollbar_height;
+    return (ypad < 0) ? 0 : ypad;
 }
 
     void
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4320,
+/**/
     4319,
 /**/
     4318,