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patch 8.2.4906: MS-Windows: cannot use transparent background

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Problem:    MS-Windows: cannot use transparent background.
Solution:   Make transparent background work with 'termguicolors' and NONE
            background color. (Yasuhiro Matsumoto, closes #10310, closes #7162)
This commit is contained in:
Yasuhiro Matsumoto
2022-05-07 14:09:19 +01:00
committed by Bram Moolenaar
parent 3f1cfcb864
commit aa04e1b0be
4 changed files with 17 additions and 10 deletions
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15
src/os_win32.c
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@@ -211,7 +211,6 @@ static int g_color_index_bg = 0;
static int g_color_index_fg = 7;
# ifdef FEAT_TERMGUICOLORS
static int default_console_color_bg = 0x000000; // black
static int default_console_color_fg = 0xc0c0c0; // white
# endif
@@ -7846,7 +7845,7 @@ vtp_init(void)
HMODULE hKerneldll;
DYN_CONSOLE_SCREEN_BUFFER_INFOEX csbi;
# ifdef FEAT_TERMGUICOLORS
COLORREF fg, bg;
COLORREF fg;
# endif
// Use functions supported from Vista
@@ -7873,11 +7872,8 @@ vtp_init(void)
store_console_fg_rgb = save_console_fg_rgb;
# ifdef FEAT_TERMGUICOLORS
bg = (COLORREF)csbi.ColorTable[g_color_index_bg];
fg = (COLORREF)csbi.ColorTable[g_color_index_fg];
bg = (GetRValue(bg) << 16) | (GetGValue(bg) << 8) | GetBValue(bg);
fg = (GetRValue(fg) << 16) | (GetGValue(fg) << 8) | GetBValue(fg);
default_console_color_bg = bg;
default_console_color_fg = fg;
# endif
@@ -8158,10 +8154,11 @@ get_default_console_color(
ctermbg = -1;
if (id > 0)
syn_id2cterm_bg(id, &ctermfg, &ctermbg);
guibg = ctermbg != -1 ? ctermtoxterm(ctermbg)
: default_console_color_bg;
cterm_normal_bg_gui_color = guibg;
ctermbg = ctermbg < 0 ? 0 : ctermbg;
cterm_normal_bg_gui_color = guibg =
ctermbg != -1 ? ctermtoxterm(ctermbg) : INVALCOLOR;
if (ctermbg < 0)
ctermbg = 0;
}
*cterm_fg = ctermfg;