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clapper-gtk: seek-bar: Make custom markers colorful

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Rafał Dzięgiel
2025-06-19 08:34:46 +02:00
parent 1c0049ec2b
commit 266c588db9
2 changed files with 82 additions and 0 deletions
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73
src/lib/clapper-gtk/clapper-gtk-seek-bar.c
View File

@@ -395,6 +395,47 @@ _update_duration_label (ClapperGtkSeekBar *self, gdouble duration)
gtk_adjustment_set_upper (adjustment, duration);
}
static gboolean
_find_marks_in_widget (GtkWidget *widget, GtkWidget **top_marks, GtkWidget **bottom_marks)
{
GtkWidget *child;
if (g_strcmp0 (gtk_widget_get_css_name (widget), "marks") == 0) {
if (gtk_widget_has_css_class (widget, "top"))
*top_marks = widget;
else if (gtk_widget_has_css_class (widget, "bottom"))
*bottom_marks = widget;
/* Its unexpected to have marks within marks,
* so do not iterate children of marks widget */
return (*top_marks && *bottom_marks);
}
child = gtk_widget_get_first_child (widget);
while (child != NULL) {
if (_find_marks_in_widget (child, top_marks, bottom_marks))
return TRUE;
child = gtk_widget_get_next_sibling (child);
}
return FALSE;
}
static gboolean
_find_last_mark_in_marks (GtkWidget *marks, GtkWidget **last_mark)
{
GtkWidget *widget = gtk_widget_get_last_child (marks);
if (widget && g_strcmp0 (gtk_widget_get_css_name (widget), "mark") == 0) {
*last_mark = widget;
return TRUE;
}
return FALSE;
}
static void
_update_scale_marks (ClapperGtkSeekBar *self, ClapperTimeline *timeline)
{
@@ -423,11 +464,43 @@ _update_scale_marks (ClapperGtkSeekBar *self, ClapperTimeline *timeline)
for (i = 0; i < n_markers; ++i) {
ClapperMarker *marker = clapper_timeline_get_marker (timeline, i);
ClapperMarkerType marker_type = clapper_marker_get_marker_type (marker);
gdouble start = clapper_marker_get_start (marker);
gtk_scale_add_mark (GTK_SCALE (self->scale), start, GTK_POS_TOP, NULL);
gtk_scale_add_mark (GTK_SCALE (self->scale), start, GTK_POS_BOTTOM, NULL);
if (marker_type >= CLAPPER_MARKER_TYPE_CUSTOM_1) {
GtkWidget *top_marks = NULL, *bottom_marks = NULL;
GtkWidget *top_mark = NULL, *bottom_mark = NULL;
if (_find_marks_in_widget (self->scale, &top_marks, &bottom_marks)
&& _find_last_mark_in_marks (top_marks, &top_mark)
&& _find_last_mark_in_marks (bottom_marks, &bottom_mark)) {
const gchar *custom_name;
switch (marker_type) {
case CLAPPER_MARKER_TYPE_CUSTOM_1:
custom_name = "custom1";
break;
case CLAPPER_MARKER_TYPE_CUSTOM_2:
custom_name = "custom2";
break;
case CLAPPER_MARKER_TYPE_CUSTOM_3:
custom_name = "custom3";
break;
default:
custom_name = NULL;
break;
}
if (G_LIKELY (custom_name != NULL)) {
gtk_widget_add_css_class (top_mark, custom_name);
gtk_widget_add_css_class (bottom_mark, custom_name);
}
}
}
gst_object_unref (marker);
}

9
src/lib/clapper-gtk/css/styles.css
View File

@@ -129,6 +129,15 @@ clapper-gtk-seek-bar label {
margin-left: 2px;
margin-right: 2px;
}
clapper-gtk-seek-bar scale marks .custom1 indicator {
color: tomato;
}
clapper-gtk-seek-bar scale marks .custom2 indicator {
color: goldenrod;
}
clapper-gtk-seek-bar scale marks .custom3 indicator {
color: limegreen;
}
clapper-gtk-extra-menu-button popover .spinsidebutton {
min-width: 28px;