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csi: implement window and cell size reporting escapes

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This implements the following queries:

* report window size in pixels
* report cell size in pixels
* report window size in chars

We also log a warning for the remaining window operation queries.
This commit is contained in:
Daniel Eklöf 2020-02-01 19:27:52 +01:00
parent dfa5cb41e0
commit 4dde699107
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GPG key ID: 5BBD4992C116573F
1 changed files with 57 additions and 1 deletions
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58
csi.c
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@ -761,9 +761,65 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
case 't': {
unsigned param = vt_param_get(term, 0, 0);
/*
* Window operations
*/
const unsigned param = vt_param_get(term, 0, 0);
switch (param) {
case 1: LOG_WARN("unimplemented: de-iconify"); break;
case 2: LOG_WARN("unimplemented: iconify"); break;
case 3: LOG_WARN("unimplemented: move window to pixel position"); break;
case 4: LOG_WARN("unimplemented: resize window in pixels"); break;
case 5: LOG_WARN("unimplemented: raise window to front of stack"); break;
case 6: LOG_WARN("unimplemented: raise window to back of stack"); break;
case 7: LOG_WARN("unimplemented: refresh window"); break;
case 8: LOG_WARN("unimplemented: resize window in chars"); break;
case 9: LOG_WARN("unimplemented: maximize/unmaximize window"); break;
case 10: LOG_WARN("unimplemented: to/from full screen"); break;
case 11: LOG_WARN("unimplemented: report if window is iconified"); break;
case 13: LOG_WARN("unimplemented: report window position"); break;
case 15: LOG_WARN("unimplemented: report screen size in pixels"); break;
case 19: LOG_WARN("unimplemented: report screen size in chars"); break;
case 20: LOG_WARN("unimplemented: report icon label"); break;
case 21: LOG_WARN("unimplemented: report window title"); break;
case 24: LOG_WARN("unimplemented: resize window (DECSLPP)"); break;
case 14: { /* report window size in pixels */
const int x_margin = term->x_margin;
const int y_margin = term->y_margin;
const int cell_width = term->cols * term->cell_width;
const int cell_height = term->rows * term->cell_height;
/* right+bottom margins */
const int r_margin = term->width - cell_width - x_margin;
const int b_margin = term->height - cell_height - y_margin;
char reply[64];
snprintf(reply, sizeof(reply), "\033[4;%d;%dt",
term->height - y_margin - b_margin,
term->width - x_margin - r_margin);
term_to_slave(term, reply, strlen(reply));
break;
}
case 16: { /* report cell size in pixels */
char reply[64];
snprintf(reply, sizeof(reply), "\033[6;%d;%dt",
term->cell_height, term->cell_width);
term_to_slave(term, reply, strlen(reply));
break;
}
case 18: { /* window size in chars */
char reply[64];
snprintf(reply, sizeof(reply), "\033[8;%d;%dt",
term->rows, term->cols);
term_to_slave(term, reply, strlen(reply));
break;
}
case 22: { /* push window title */
/* 0 - icon + title, 1 - icon, 2 - title */
unsigned what = vt_param_get(term, 1, 0);