diff options
Diffstat (limited to 'src/interface-gtk/gtk-label.c')
| -rw-r--r-- | src/interface-gtk/gtk-label.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/src/interface-gtk/gtk-label.c b/src/interface-gtk/gtk-label.c index 5052cdc..6e05045 100644 --- a/src/interface-gtk/gtk-label.c +++ b/src/interface-gtk/gtk-label.c @@ -32,8 +32,6 @@ #include "gtk-label.h" -#define TECO_UNNAMED_FILE "(Unnamed)" - #define GDK_TO_PANGO_COLOR(X) ((guint16)((X) * G_MAXUINT16)) struct _TecoGtkLabel { @@ -42,8 +40,10 @@ struct _TecoGtkLabel { PangoColor fg, bg; guint16 fg_alpha, bg_alpha; - /** text backing the label or empty string for "(Unnamed)" buffer */ + /** text backing the label or empty string for fallback */ teco_string_t string; + /** fallback string to render if `string` is empty or NULL */ + const gchar *fallback; }; G_DEFINE_TYPE(TecoGtkLabel, teco_gtk_label, GTK_TYPE_LABEL) @@ -125,11 +125,21 @@ teco_gtk_label_class_init(TecoGtkLabelClass *klass) static void teco_gtk_label_init(TecoGtkLabel *self) {} +/** + * Create new TECO label widget. + * + * @param str String to render (can be NULL) + * @param len Length of str or negative value for null-terminated strings. + * @param fallback Null-terminated fallback string to render + * instead of empty strings. + * Must be a string constant with global lifetime or NULL. + */ GtkWidget * -teco_gtk_label_new(const gchar *str, gssize len) +teco_gtk_label_new(const gchar *str, gssize len, const gchar *fallback) { TecoGtkLabel *widget = TECO_GTK_LABEL(g_object_new(TECO_TYPE_GTK_LABEL, NULL)); + widget->fallback = fallback; teco_gtk_label_set_text(widget, str, len); return GTK_WIDGET(widget); @@ -255,8 +265,8 @@ teco_gtk_label_set_text(TecoGtkLabel *self, const gchar *str, gssize len) teco_string_init(&self->string, str, len < 0 ? strlen(str) : len); teco_string_t string = self->string; - if (!string.len) { - string.data = TECO_UNNAMED_FILE; + if (!string.len && self->fallback) { + string.data = (gchar *)self->fallback; string.len = strlen(string.data); } |