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render: csd: hide buttons when title bar gets too small to fit them

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Daniel Eklöf 2020-09-09 18:43:23 +02:00
parent c841ab1ee1
commit 3a308cc870
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GPG key ID: 5BBD4992C116573F
2 changed files with 18 additions and 8 deletions
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2
CHANGELOG.md
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@ -115,6 +115,8 @@
* Clipboard (or primary selection) is now cleared when receiving an
OSC-52 command with an invalid base64 encoded payload.
* Cursor position being set outside the grid when reflowing text.
* CSD buttons to be hidden when window size becomes so small that they
no longer fit.
### Security

24
render.c
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@ -957,23 +957,33 @@ get_csd_data(const struct terminal *term, enum csd_surface surf_idx)
const int border_width = !term->window->is_maximized
? term->conf->csd.border_width * term->scale : 0;
const int title_height = !term->window->is_fullscreen
? term->conf->csd.title_height * term->scale : 0;
const int title_height = term->window->is_fullscreen
? 0
: term->conf->csd.title_height * term->scale;
const int button_width = !term->window->is_fullscreen
? term->conf->csd.button_width * term->scale : 0;
const int button_close_width = term->width >= 1 * button_width
? button_width : 0;
const int button_maximize_width = term->width >= 2 * button_width
? button_width : 0;
const int button_minimize_width = term->width >= 3 * button_width
? button_width : 0;
switch (surf_idx) {
case CSD_SURF_TITLE: return (struct csd_data){ 0, -title_height, term->width, title_height};
case CSD_SURF_TITLE: return (struct csd_data){ 0, -title_height, term->width, title_height};
case CSD_SURF_LEFT: return (struct csd_data){-border_width, -title_height, border_width, title_height + term->height};
case CSD_SURF_RIGHT: return (struct csd_data){ term->width, -title_height, border_width, title_height + term->height};
case CSD_SURF_TOP: return (struct csd_data){-border_width, -title_height - border_width, term->width + 2 * border_width, border_width};
case CSD_SURF_BOTTOM: return (struct csd_data){-border_width, term->height, term->width + 2 * border_width, border_width};
/* Positioned relative to CSD_SURF_TITLE */
case CSD_SURF_MINIMIZE: return (struct csd_data){term->width - 3 * button_width, 0, button_width, title_height};
case CSD_SURF_MAXIMIZE: return (struct csd_data){term->width - 2 * button_width, 0, button_width, title_height};
case CSD_SURF_CLOSE: return (struct csd_data){term->width - 1 * button_width, 0, button_width, title_height};
case CSD_SURF_MINIMIZE: return (struct csd_data){term->width - 3 * button_width, 0, button_minimize_width, title_height};
case CSD_SURF_MAXIMIZE: return (struct csd_data){term->width - 2 * button_width, 0, button_maximize_width, title_height};
case CSD_SURF_CLOSE: return (struct csd_data){term->width - 1 * button_width, 0, button_close_width, title_height};
case CSD_SURF_COUNT:
assert(false);
@ -1306,8 +1316,6 @@ render_csd(struct terminal *term)
assert(sub != NULL);
if (width == 0 || height == 0) {
/* CSD borders aren't rendered in maximized mode */
assert(term->window->is_maximized || term->window->is_fullscreen);
wl_subsurface_set_position(sub, 0, 0);
wl_surface_attach(surf, NULL, 0, 0);
wl_surface_commit(surf);