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Display window title and icon in swaybar

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Signed-off-by: Felix Weilbach <felix.weilbach@t-online.de>
This commit is contained in:
Ronan Pigott 2021-04-18 15:08:09 -07:00 • committed by Felix Weilbach
parent c12169953a
commit 8fa71290af
13 changed files with 454 additions and 15 deletions
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34
common/pango.c
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@ -136,3 +136,37 @@ void pango_printf(cairo_t *cairo, const char *font,
g_object_unref(layout);
free(buf);
}
void pango_printf_ellipsize(cairo_t *cairo,
const char *font,
double scale,
bool markup,
double width,
const char *fmt,
...) {
va_list args;
va_start(args, fmt);
// Add one since vsnprintf excludes null terminator.
int length = vsnprintf(NULL, 0, fmt, args) + 1;
va_end(args);
char *buf = malloc(length);
if (buf == NULL) {
sway_log(SWAY_ERROR, "Failed to allocate memory");
return;
}
va_start(args, fmt);
vsnprintf(buf, length, fmt, args);
va_end(args);
PangoLayout *layout = get_pango_layout(cairo, font, buf, scale, markup);
pango_layout_set_ellipsize(layout, PANGO_ELLIPSIZE_END);
pango_layout_set_width(layout, width * PANGO_SCALE);
cairo_font_options_t *fo = cairo_font_options_create();
cairo_get_font_options(cairo, fo);
pango_cairo_context_set_font_options(pango_layout_get_context(layout), fo);
cairo_font_options_destroy(fo);
pango_cairo_update_layout(cairo, layout);
pango_cairo_show_layout(cairo, layout);
g_object_unref(layout);
free(buf);
}