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tsm: support background color lightening via blink attribute

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According to
http://misc.flogisoft.com/bash/tip_colors_and_formatting#terminals_compatibility
several terminal emulators (Linux TTY included) use blink to set
high-intensity background color. Rxvt doc states it as well:
https://github.com/exg/rxvt-unicode/blob/master/README.FAQ#L319-L324
This commit is contained in:
Marcin Kulik 2013-08-15 22:22:31 +02:00
parent a23acf14f1
commit bd63531d3f
2 changed files with 12 additions and 0 deletions
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1
src/tsm_screen.h
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@ -90,6 +90,7 @@ struct tsm_screen_attr {
unsigned int underline : 1; /* underlined character */
unsigned int inverse : 1; /* inverse colors */
unsigned int protect : 1; /* cannot be erased */
unsigned int blink : 1; /* blinking character */
};
typedef int (*tsm_screen_prepare_cb) (struct tsm_screen *con,

11
src/tsm_vte.c
View File

@ -335,6 +335,9 @@ static void to_rgb(struct tsm_vte *vte, struct tsm_screen_attr *attr)
code = attr->bccode;
if (code >= 0) {
/* blink causes light colors */
if (attr->blink && code < 8)
code += 8;
if (code >= COLOR_NUM)
code = COLOR_BACKGROUND;
@ -550,6 +553,7 @@ static void reset_state(struct tsm_vte *vte)
vte->saved_state.cattr.underline = 0;
vte->saved_state.cattr.inverse = 0;
vte->saved_state.cattr.protect = 0;
vte->saved_state.cattr.blink = 0;
}
static void save_state(struct tsm_vte *vte)
@ -1039,6 +1043,7 @@ static void csi_attribute(struct tsm_vte *vte)
vte->cattr.bold = 0;
vte->cattr.underline = 0;
vte->cattr.inverse = 0;
vte->cattr.blink = 0;
break;
case 1:
vte->cattr.bold = 1;
@ -1046,6 +1051,9 @@ static void csi_attribute(struct tsm_vte *vte)
case 4:
vte->cattr.underline = 1;
break;
case 5:
vte->cattr.blink = 1;
break;
case 7:
vte->cattr.inverse = 1;
break;
@ -1055,6 +1063,9 @@ static void csi_attribute(struct tsm_vte *vte)
case 24:
vte->cattr.underline = 0;
break;
case 25:
vte->cattr.blink = 0;
break;
case 27:
vte->cattr.inverse = 0;
break;