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console: add to line movement helpers

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Add two helpers to move to the end or home of the current line.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-02-05 14:36:32 +01:00
parent f85244ead9
commit f0bcc37cee
2 changed files with 18 additions and 0 deletions
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16
src/console.c
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@ -402,6 +402,22 @@ void kmscon_console_move_right(struct kmscon_console *con, unsigned int num)
con->cursor_x += num;
}
void kmscon_console_move_line_end(struct kmscon_console *con)
{
if (!con)
return;
con->cursor_x = con->cells_x - 1;
}
void kmscon_console_move_line_home(struct kmscon_console *con)
{
if (!con)
return;
con->cursor_x = 0;
}
void kmscon_console_erase_cursor_to_end(struct kmscon_console *con)
{
if (!con)

2
src/console.h
View File

@ -99,6 +99,8 @@ void kmscon_console_move_down(struct kmscon_console *con, unsigned int num,
bool scroll);
void kmscon_console_move_left(struct kmscon_console *con, unsigned int num);
void kmscon_console_move_right(struct kmscon_console *con, unsigned int num);
void kmscon_console_move_line_end(struct kmscon_console *con);
void kmscon_console_move_line_home(struct kmscon_console *con);
void kmscon_console_erase_cursor_to_end(struct kmscon_console *con);
void kmscon_console_erase_home_to_cursor(struct kmscon_console *con);
void kmscon_console_erase_current_line(struct kmscon_console *con);