Commit: patch 9.2.0532: GTK: preedit font size is wrong for fractional point sizes

[Christian Brabandt]

patch 9.2.0532: GTK: preedit font size is wrong for fractional point sizes

Commit: https://github.com/vim/vim/commit/e323740b568e14f87fb29f123556cec69d30f80b
Author: Muraoka Taro <koron....@gmail.com>
Date: Mon May 25 15:26:08 2026 +0000

patch 9.2.0532: GTK: preedit font size is wrong for fractional point sizes

Problem: GTK: preedit font size is wrong for fractional point sizes
Solution: Compute the font size as a double and round to the nearest
integer (Muraoka Taro).

closes: #20316

Co-authored-by: Christian Brabandt <c...@256bit.org>
Signed-off-by: Muraoka Taro <koron....@gmail.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/gui_xim.c b/src/gui_xim.c
index a04667e2d..0700ce41a 100644
--- a/src/gui_xim.c
+++ b/src/gui_xim.c
@@ -474,8 +474,10 @@ im_preedit_window_open(void)
gchar *css = NULL;
const char * const fontname
= pango_font_description_get_family(gui.norm_font);
- gint fontsize
- = pango_font_description_get_size(gui.norm_font) / PANGO_SCALE;
+ // Since font sizes can be specified as non-integer values like 10.5,
+ // they must be handled as floating-point (gdouble).
+ gdouble fontsize
+ = (gdouble)pango_font_description_get_size(gui.norm_font) / PANGO_SCALE;
gchar *fontsize_propval = NULL;

if (!pango_font_description_get_size_is_absolute(gui.norm_font))
@@ -488,7 +490,7 @@ im_preedit_window_open(void)
fontsize = dpi * fontsize / 72;
}
if (fontsize > 0)
- fontsize_propval = g_strdup_printf("%dpx", fontsize);
+ fontsize_propval = g_strdup_printf("%dpx", (gint)(fontsize + 0.5));
else
fontsize_propval = g_strdup_printf("inherit");

diff --git a/src/version.c b/src/version.c
index 4db22e069..69f0ef22b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 532,
/**/
531,
/**/