Mercurial > molko
diff libui/ui/label.h @ 174:6992085d47fd
ui: major theme overhaul, closes #2509 @1h
- The font does not contain a color anymore,
- Add a new color argument to font_render,
- Theme are stored `const` in UI elements to promise no modifications,
- Also make all <ui>_draw function to take a const widget too.
| author | David Demelier <markand@malikania.fr> |
|---|---|
| date | Thu, 22 Oct 2020 15:16:43 +0200 |
| parents | 31d7f23c0588 |
| children | 49639211d63b |
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--- a/libui/ui/label.h Wed Oct 21 12:50:11 2020 +0200 +++ b/libui/ui/label.h Thu Oct 22 15:16:43 2020 +0200 @@ -44,7 +44,7 @@ int y; /*!< (+) Position in y. */ const char *text; /*!< (+&) Text to show. */ enum label_flags flags; /*!< (+) Optional flags. */ - struct theme *theme; /*!< (+&?) Theme to use. */ + const struct theme *theme; /*!< (+&?) Theme to use. */ }; /** @@ -56,7 +56,16 @@ * \param label the label */ void -label_draw_default(struct theme *t, const struct label *label); +label_draw_default(const struct theme *t, const struct label *label); + +/** + * Tells if the label is usable. + * + * \param label the label to check (may be NULL) + * \return False if label is null or as empty text. + */ +bool +label_ok(const struct label *label); /** * Update the `w` and `h` fields with the dimensions the text would needs with @@ -68,7 +77,7 @@ * \param h the pointer to height (may be NULL) */ void -label_query(struct label *label, unsigned int *w, unsigned int *h); +label_query(const struct label *label, unsigned int *w, unsigned int *h); /** * Draw the label.