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color-swatch: add a color-light/color-dark style class for intensity

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Themes might want to set different colors on the badge if the displayed
color is light or dark. Use a style class for this when we set a color
on the swatch.
This commit is contained in:
Cosimo Cecchi 2012-02-08 16:35:57 -05:00 committed by Matthias Clasen
parent 46187037a3
commit 33e54e45be
1 changed files with 20 additions and 4 deletions
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16
gtk/gtkcolorswatch.c
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@ -612,15 +612,31 @@ void
gtk_color_swatch_set_rgba (GtkColorSwatch *swatch, gtk_color_swatch_set_rgba (GtkColorSwatch *swatch,
const GdkRGBA *color) const GdkRGBA *color)
{ {
GtkStyleContext *context;
context = gtk_widget_get_style_context (GTK_WIDGET (swatch));
if (!swatch->priv->has_color) if (!swatch->priv->has_color)
{
gtk_drag_source_set (GTK_WIDGET (swatch), gtk_drag_source_set (GTK_WIDGET (swatch),
GDK_BUTTON1_MASK | GDK_BUTTON3_MASK, GDK_BUTTON1_MASK | GDK_BUTTON3_MASK,
dnd_targets, G_N_ELEMENTS (dnd_targets), dnd_targets, G_N_ELEMENTS (dnd_targets),
GDK_ACTION_COPY | GDK_ACTION_MOVE); GDK_ACTION_COPY | GDK_ACTION_MOVE);
}
else
{
gtk_style_context_remove_class (context, "color-light");
gtk_style_context_remove_class (context, "color-dark");
}
swatch->priv->has_color = TRUE; swatch->priv->has_color = TRUE;
swatch->priv->color = *color; swatch->priv->color = *color;
if (INTENSITY (swatch->priv->color.red, swatch->priv->color.green, swatch->priv->color.blue) > 0.5)
gtk_style_context_add_class (context, "color-light");
else
gtk_style_context_add_class (context, "color-dark");
gtk_widget_queue_draw (GTK_WIDGET (swatch)); gtk_widget_queue_draw (GTK_WIDGET (swatch));
g_object_notify (G_OBJECT (swatch), "rgba"); g_object_notify (G_OBJECT (swatch), "rgba");
} }