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-rw-r--r--src/idoscalemenuitem.c118
-rw-r--r--src/idoscalemenuitem.h6
2 files changed, 93 insertions, 31 deletions
diff --git a/src/idoscalemenuitem.c b/src/idoscalemenuitem.c
index 84ca4bd..fd8d320 100644
--- a/src/idoscalemenuitem.c
+++ b/src/idoscalemenuitem.c
@@ -56,6 +56,8 @@ static void ido_scale_menu_item_notify (IdoScaleMenuItem
gpointer user_data);
static void update_packing (IdoScaleMenuItem *self,
IdoScaleMenuItemStyle style);
+static void default_primary_clicked_handler (IdoScaleMenuItem *self);
+static void default_secondary_clicked_handler (IdoScaleMenuItem *self);
struct _IdoScaleMenuItemPrivate {
GtkWidget *scale;
@@ -78,6 +80,8 @@ struct _IdoScaleMenuItemPrivate {
enum {
SLIDER_GRABBED,
SLIDER_RELEASED,
+ PRIMARY_CLICKED,
+ SECONDARY_CLICKED,
LAST_SIGNAL
};
@@ -272,6 +276,9 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class)
GObjectClass *gobject_class = G_OBJECT_CLASS (item_class);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (item_class);
+ item_class->primary_clicked = default_primary_clicked_handler;
+ item_class->secondary_clicked = default_secondary_clicked_handler;
+
widget_class->button_press_event = ido_scale_menu_item_button_press_event;
widget_class->button_release_event = ido_scale_menu_item_button_release_event;
widget_class->motion_notify_event = ido_scale_menu_item_motion_notify_event;
@@ -332,6 +339,24 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class)
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
+ signals[PRIMARY_CLICKED] = g_signal_new ("primary-clicked",
+ G_TYPE_FROM_CLASS (item_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS,
+ G_STRUCT_OFFSET (IdoScaleMenuItemClass, primary_clicked),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, /* return type */
+ 0 /* n_params */);
+
+ signals[SECONDARY_CLICKED] = g_signal_new ("secondary-clicked",
+ G_TYPE_FROM_CLASS (item_class),
+ G_SIGNAL_RUN_FIRST | G_SIGNAL_NO_RECURSE | G_SIGNAL_NO_HOOKS,
+ G_STRUCT_OFFSET (IdoScaleMenuItemClass, secondary_clicked),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, /* return type */
+ 0 /* n_params */);
+
g_type_class_add_private (item_class, sizeof (IdoScaleMenuItemPrivate));
}
@@ -498,64 +523,50 @@ static gboolean
ido_scale_menu_item_button_release_event (GtkWidget *menuitem,
GdkEventButton *event)
{
+ IdoScaleMenuItem *item = IDO_SCALE_MENU_ITEM (menuitem);
IdoScaleMenuItemPrivate *priv = GET_PRIVATE (menuitem);
GtkWidget *scale = priv->scale;
gdouble x;
+ /* if user clicked to the left of the scale... */
if (event->x > priv->child_allocation.x &&
event->x < priv->child_allocation.x + priv->left_padding)
{
- GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (priv->scale));
-
if (gtk_widget_get_direction (menuitem) == GTK_TEXT_DIR_LTR)
{
- gtk_adjustment_set_value (adj, gtk_adjustment_get_lower (adj));
+ ido_scale_menu_item_primary_clicked (item);
}
else
{
- gtk_adjustment_set_value (adj, gtk_adjustment_get_upper (adj));
+ ido_scale_menu_item_secondary_clicked (item);
}
-
- if (priv->grabbed)
- {
- priv->grabbed = FALSE;
- g_signal_emit (menuitem, signals[SLIDER_RELEASED], 0);
- }
-
- return TRUE;
}
- if (event->x < priv->child_allocation.x + priv->child_allocation.width + priv->right_padding + priv->left_padding &&
+ /* if user clicked to the right of the scale... */
+ else if (event->x < priv->child_allocation.x + priv->child_allocation.width + priv->right_padding + priv->left_padding &&
event->x > priv->child_allocation.x + priv->child_allocation.width + priv->left_padding)
{
- GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (priv->scale));
-
if (gtk_widget_get_direction (menuitem) == GTK_TEXT_DIR_LTR)
{
- gtk_adjustment_set_value (adj, gtk_adjustment_get_upper (adj));
+ ido_scale_menu_item_secondary_clicked (item);
}
else
{
- gtk_adjustment_set_value (adj, gtk_adjustment_get_lower (adj));
+ ido_scale_menu_item_primary_clicked (item);
}
-
- if (priv->grabbed)
- {
- priv->grabbed = FALSE;
- g_signal_emit (menuitem, signals[SLIDER_RELEASED], 0);
- }
-
- return TRUE;
}
- translate_event_coordinates (menuitem, event->x, &x);
- event->x = x;
+ /* user clicked on the scale... */
+ else
+ {
+ translate_event_coordinates (menuitem, event->x, &x);
+ event->x = x;
- translate_event_coordinates (menuitem, event->x_root, &x);
- event->x_root= x;
+ translate_event_coordinates (menuitem, event->x_root, &x);
+ event->x_root= x;
- gtk_widget_event (scale,
- ((GdkEvent *)(void*)(event)));
+ gtk_widget_event (scale, (GdkEvent*)event);
+ }
if (priv->grabbed)
{
@@ -875,5 +886,50 @@ ido_scale_menu_item_set_secondary_label (IdoScaleMenuItem *menuitem,
}
}
+/**
+ * ido_scale_menu_item_primary_clicked:
+ * @menuitem: the #IdoScaleMenuItem
+ *
+ * Emits the "primary-clicked" signal.
+ *
+ * The default handler for this signal lowers the scale's
+ * adjustment to its lower bound.
+ */
+void
+ido_scale_menu_item_primary_clicked (IdoScaleMenuItem * item)
+{
+ g_signal_emit (item, signals[PRIMARY_CLICKED], 0);
+}
+static void
+default_primary_clicked_handler (IdoScaleMenuItem * item)
+{
+ g_debug ("%s: setting scale to lower bound", G_STRFUNC);
+ IdoScaleMenuItemPrivate * priv = GET_PRIVATE (item);
+ GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (priv->scale));
+ gtk_adjustment_set_value (adj, gtk_adjustment_get_lower (adj));
+}
+
+/**
+ * ido_scale_menu_item_primary_clicked:
+ * @menuitem: the #IdoScaleMenuItem
+ *
+ * Emits the "primary-clicked" signal.
+ *
+ * The default handler for this signal raises the scale's
+ * adjustment to its upper bound.
+ */
+void
+ido_scale_menu_item_secondary_clicked (IdoScaleMenuItem * item)
+{
+ g_signal_emit (item, signals[SECONDARY_CLICKED], 0);
+}
+static void
+default_secondary_clicked_handler (IdoScaleMenuItem * item)
+{
+ g_debug ("%s: setting scale to upper bound", G_STRFUNC);
+ IdoScaleMenuItemPrivate * priv = GET_PRIVATE (item);
+ GtkAdjustment *adj = gtk_range_get_adjustment (GTK_RANGE (priv->scale));
+ gtk_adjustment_set_value (adj, gtk_adjustment_get_upper (adj));
+}
#define __IDO_SCALE_MENU_ITEM_C__
diff --git a/src/idoscalemenuitem.h b/src/idoscalemenuitem.h
index b325ecd..81a3474 100644
--- a/src/idoscalemenuitem.h
+++ b/src/idoscalemenuitem.h
@@ -59,6 +59,10 @@ struct _IdoScaleMenuItem
struct _IdoScaleMenuItemClass
{
GtkMenuItemClass parent_class;
+
+ /* signal default handlers */
+ void (*primary_clicked)(IdoScaleMenuItem * self);
+ void (*secondary_clicked)(IdoScaleMenuItem * self);
};
@@ -85,6 +89,8 @@ void ido_scale_menu_item_set_primary_label (IdoScaleMenuItem
const gchar *ido_scale_menu_item_get_secondary_label (IdoScaleMenuItem *menuitem);
void ido_scale_menu_item_set_secondary_label (IdoScaleMenuItem *menuitem,
const gchar *label);
+void ido_scale_menu_item_primary_clicked (IdoScaleMenuItem *menuitem);
+void ido_scale_menu_item_secondary_clicked (IdoScaleMenuItem *menuitem);
G_END_DECLS
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-11 11:33:19 +0000