Mercurial > hg > xemacs-beta
comparison src/redisplay-tty.c @ 5398:5256fedd50e6
issue 757 - tty device metric for num-color-cells
-------------------- ChangeLog entries follow: --------------------
src/ChangeLog addition:
2011-03-28 Jeff Sparkes <jsparkes@gmail.com>
* console-tty-impl.h (struct tty_console): Add field for number of
displayable colors.
* device-tty.c (tty_device_system_metrics): Return metrics for
num-color-cells and num-bit-planes. Tracker issue 757.
* device.c: There are two required args for device-system-metric.
* redisplay-tty.c (init_tty_for_redisplay): Retrieve number of
colors from terminal description. Default to 2 if none found.
| author | Jeff Sparkes <jsparkes@gmail.com> |
|---|---|
| date | Mon, 28 Mar 2011 09:25:15 -0400 |
| parents | 97eb4942aec8 |
| children | 248176c74e6b |
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| 5382:d363790fd936 | 5398:5256fedd50e6 |
|---|---|
| 1114 CONSOLE_TTY_DATA (c)->height = tgetnum ("li"); | 1114 CONSOLE_TTY_DATA (c)->height = tgetnum ("li"); |
| 1115 | 1115 |
| 1116 if (CONSOLE_TTY_DATA (c)->width <= 0 || CONSOLE_TTY_DATA (c)->height <= 0) | 1116 if (CONSOLE_TTY_DATA (c)->width <= 0 || CONSOLE_TTY_DATA (c)->height <= 0) |
| 1117 return TTY_SIZE_UNSPECIFIED; | 1117 return TTY_SIZE_UNSPECIFIED; |
| 1118 | 1118 |
| 1119 CONSOLE_TTY_DATA (c)->colors = tgetnum("Co"); | |
| 1120 if (CONSOLE_TTY_DATA (c)->colors == 0) | |
| 1121 CONSOLE_TTY_DATA (c)->colors = tgetnum("colors"); | |
| 1122 if (CONSOLE_TTY_DATA (c)->colors == 0) | |
| 1123 /* There is always foreground and background. */ | |
| 1124 CONSOLE_TTY_DATA (c)->colors = 2; | |
| 1125 | |
| 1119 /* | 1126 /* |
| 1120 * Initialize cursor motion information. | 1127 * Initialize cursor motion information. |
| 1121 */ | 1128 */ |
| 1122 | 1129 |
| 1123 /* local cursor movement */ | 1130 /* local cursor movement */ |