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patch 8.2.4982: colors in terminal window are not 100% correct

Problem:    Colors in terminal window are not 100% correct.
Solution:   Use g:terminal_ansi_colors as documented. (closes #10429,
            closes #7227 closes #10347)
This commit is contained in:
LemonBoy
2022-05-20 10:10:34 +01:00
committed by Bram Moolenaar
parent 1755a91851
commit b2b3acbf2b
9 changed files with 204 additions and 49 deletions

View File

@@ -162,6 +162,8 @@ struct terminal_S {
int tl_cursor_shape; // 1: block, 2: underline, 3: bar
char_u *tl_cursor_color; // NULL or allocated
long_u *tl_palette; // array of 16 colors specified by term_start, can
// be NULL
int tl_using_altscreen;
garray_T tl_osc_buf; // incomplete OSC string
};
@@ -242,6 +244,25 @@ cursor_color_get(char_u *color)
return (color == NULL) ? (char_u *)"" : color;
}
/*
* Return TRUE if the user-defined palette (either g:terminal_ansi_colors or the
* "ansi_colors" argument in term_start()) shall be applied.
*/
static int
term_use_palette()
{
if (0
#ifdef FEAT_GUI
|| gui.in_use
#endif
#ifdef FEAT_TERMGUICOLORS
|| p_tgc
#endif
)
return TRUE;
return FALSE;
}
/*
* Parse 'termwinsize' and set "rows" and "cols" for the terminal size in the
@@ -705,6 +726,18 @@ term_start(
if (opt->jo_set2 & JO2_TERM_HIGHLIGHT)
term->tl_highlight_name = vim_strsave(opt->jo_term_highlight);
// Save the user-defined palette, it is only used in GUI (or 'tgc' is on).
if (opt->jo_set2 & JO2_ANSI_COLORS)
{
term->tl_palette = ALLOC_MULT(long_u, 16);
if (term->tl_palette == NULL)
{
vim_free(term);
return NULL;
}
memcpy(term->tl_palette, opt->jo_ansi_colors, sizeof(long_u) * 16);
}
// System dependent: setup the vterm and maybe start the job in it.
if (argv == NULL
&& argvar->v_type == VAR_STRING
@@ -1118,6 +1151,7 @@ free_unused_terminals()
#endif
vim_free(term->tl_highlight_name);
vim_free(term->tl_cursor_color);
vim_free(term->tl_palette);
vim_free(term);
}
}
@@ -2795,31 +2829,24 @@ color2index(VTermColor *color, int fg, int *boldp)
int blue = color->blue;
int green = color->green;
*boldp = FALSE;
if (VTERM_COLOR_IS_INVALID(color))
return 0;
if (VTERM_COLOR_IS_INDEXED(color))
{
// The first 16 colors and default: use the ANSI index.
switch (color->index + 1)
// Use the color as-is if possible, give up otherwise.
if (color->index < t_colors)
return color->index + 1;
// 8-color terminals can actually display twice as many colors by
// setting the high-intensity/bold bit.
else if (t_colors == 8 && fg && color->index < 16)
{
case 0: return 0;
case 1: return lookup_color( 0, fg, boldp) + 1; // black
case 2: return lookup_color( 4, fg, boldp) + 1; // dark red
case 3: return lookup_color( 2, fg, boldp) + 1; // dark green
case 4: return lookup_color( 7, fg, boldp) + 1; // dark yellow
case 5: return lookup_color( 1, fg, boldp) + 1; // dark blue
case 6: return lookup_color( 5, fg, boldp) + 1; // dark magenta
case 7: return lookup_color( 3, fg, boldp) + 1; // dark cyan
case 8: return lookup_color( 8, fg, boldp) + 1; // light grey
case 9: return lookup_color(12, fg, boldp) + 1; // dark grey
case 10: return lookup_color(20, fg, boldp) + 1; // red
case 11: return lookup_color(16, fg, boldp) + 1; // green
case 12: return lookup_color(24, fg, boldp) + 1; // yellow
case 13: return lookup_color(14, fg, boldp) + 1; // blue
case 14: return lookup_color(22, fg, boldp) + 1; // magenta
case 15: return lookup_color(18, fg, boldp) + 1; // cyan
case 16: return lookup_color(26, fg, boldp) + 1; // white
*boldp = TRUE;
return (color->index & 7) + 1;
}
return 0;
}
if (t_colors >= 256)
@@ -4251,11 +4278,13 @@ init_vterm_ansi_colors(VTerm *vterm)
{
dictitem_T *var = find_var((char_u *)"g:terminal_ansi_colors", NULL, TRUE);
if (var != NULL
&& (var->di_tv.v_type != VAR_LIST
|| var->di_tv.vval.v_list == NULL
|| var->di_tv.vval.v_list->lv_first == &range_list_item
|| set_ansi_colors_list(vterm, var->di_tv.vval.v_list) == FAIL))
if (var == NULL)
return;
if (var->di_tv.v_type != VAR_LIST
|| var->di_tv.vval.v_list == NULL
|| var->di_tv.vval.v_list->lv_first == &range_list_item
|| set_ansi_colors_list(vterm, var->di_tv.vval.v_list) == FAIL)
semsg(_(e_invalid_argument_str), "g:terminal_ansi_colors");
}
#endif
@@ -4689,6 +4718,62 @@ create_vterm(term_T *term, int rows, int cols)
return OK;
}
/*
* Reset the terminal palette to its default value.
*/
static void
term_reset_palette(VTerm *vterm)
{
VTermState *state = vterm_obtain_state(vterm);
int index;
for (index = 0; index < 16; index++)
{
VTermColor color;
color.type = VTERM_COLOR_INDEXED;
ansi_color2rgb(index, &color.red, &color.green, &color.blue,
&color.index);
// The first valid index starts at 1.
color.index -= 1;
vterm_state_set_palette_color(state, index, &color);
}
}
static void
term_update_palette(term_T *term)
{
if (term_use_palette()
&& (term->tl_palette != NULL
|| find_var((char_u *)"g:terminal_ansi_colors", NULL, TRUE)
!= NULL))
{
if (term->tl_palette != NULL)
set_vterm_palette(term->tl_vterm, term->tl_palette);
else
init_vterm_ansi_colors(term->tl_vterm);
}
else
term_reset_palette(term->tl_vterm);
}
/*
* Called when option 'termguicolors' is changed.
*/
void
term_update_palette_all()
{
term_T *term;
FOR_ALL_TERMS(term)
{
if (term->tl_vterm == NULL)
continue;
term_update_palette(term);
}
}
/*
* Called when option 'background' or 'termguicolors' was set,
* or when any highlight is changed.
@@ -6346,6 +6431,8 @@ f_term_setansicolors(typval_T *argvars, typval_T *rettv UNUSED)
{
buf_T *buf;
term_T *term;
listitem_T *li;
int n = 0;
if (in_vim9script()
&& (check_for_buffer_arg(argvars, 0) == FAIL
@@ -6364,9 +6451,38 @@ f_term_setansicolors(typval_T *argvars, typval_T *rettv UNUSED)
emsg(_(e_list_required));
return;
}
if (set_ansi_colors_list(term->tl_vterm, argvars[1].vval.v_list) == FAIL)
if (argvars[1].vval.v_list->lv_first == &range_list_item
|| argvars[1].vval.v_list->lv_len != 16)
{
emsg(_(e_invalid_argument));
return;
}
if (term->tl_palette == NULL)
term->tl_palette = ALLOC_MULT(long_u, 16);
if (term->tl_palette == NULL)
return;
FOR_ALL_LIST_ITEMS(argvars[1].vval.v_list, li)
{
char_u *color_name;
guicolor_T guicolor;
color_name = tv_get_string_chk(&li->li_tv);
if (color_name == NULL)
return;
guicolor = GUI_GET_COLOR(color_name);
if (guicolor == INVALCOLOR)
{
semsg(_(e_cannot_allocate_color_str), color_name);
return;
}
term->tl_palette[n++] = GUI_MCH_GET_RGB(guicolor);
}
term_update_palette(term);
}
#endif
@@ -6823,12 +6939,13 @@ conpty_term_and_job_init(
if (create_vterm(term, term->tl_rows, term->tl_cols) == FAIL)
goto failed;
#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
if (opt->jo_set2 & JO2_ANSI_COLORS)
set_vterm_palette(term->tl_vterm, opt->jo_ansi_colors);
else
init_vterm_ansi_colors(term->tl_vterm);
#endif
if (term_use_palette())
{
if (term->tl_palette != NULL)
set_vterm_palette(term->tl_vterm, term->tl_palette);
else
init_vterm_ansi_colors(term->tl_vterm);
}
channel_set_job(channel, job, opt);
job_set_options(job, opt);
@@ -7154,12 +7271,13 @@ winpty_term_and_job_init(
if (create_vterm(term, term->tl_rows, term->tl_cols) == FAIL)
goto failed;
#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
if (opt->jo_set2 & JO2_ANSI_COLORS)
set_vterm_palette(term->tl_vterm, opt->jo_ansi_colors);
else
init_vterm_ansi_colors(term->tl_vterm);
#endif
if (term_use_palette())
{
if (term->tl_palette != NULL)
set_vterm_palette(term->tl_vterm, term->tl_palette);
else
init_vterm_ansi_colors(term->tl_vterm);
}
channel_set_job(channel, job, opt);
job_set_options(job, opt);
@@ -7413,12 +7531,13 @@ term_and_job_init(
if (create_vterm(term, term->tl_rows, term->tl_cols) == FAIL)
return FAIL;
#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
if (opt->jo_set2 & JO2_ANSI_COLORS)
set_vterm_palette(term->tl_vterm, opt->jo_ansi_colors);
else
init_vterm_ansi_colors(term->tl_vterm);
#endif
if (term_use_palette())
{
if (term->tl_palette != NULL)
set_vterm_palette(term->tl_vterm, term->tl_palette);
else
init_vterm_ansi_colors(term->tl_vterm);
}
// This may change a string in "argvar".
term->tl_job = job_start(argvar, argv, opt, &term->tl_job);