diff options
Diffstat (limited to 'src/idoscalemenuitem.c')
| -rw-r--r-- | src/idoscalemenuitem.c | 217 |
1 files changed, 192 insertions, 25 deletions
diff --git a/src/idoscalemenuitem.c b/src/idoscalemenuitem.c index 986d9a7..7aaf9d6 100644 --- a/src/idoscalemenuitem.c +++ b/src/idoscalemenuitem.c @@ -30,6 +30,7 @@ #include "idorange.h" #include "idoscalemenuitem.h" #include "idotypebuiltins.h" +#include "idoactionhelper.h" static void ido_scale_menu_item_set_property (GObject *object, guint prop_id, @@ -309,6 +310,12 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class) FALSE, G_PARAM_READWRITE)); + /** + * IdoScaleMenuItem::slider-grabbed: + * @menuitem: The #IdoScaleMenuItem emitting the signal. + * + * The ::slider-grabbed signal is emitted when the pointer selects the slider. + */ signals[SLIDER_GRABBED] = g_signal_new ("slider-grabbed", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, @@ -317,6 +324,12 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class) g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); + /** + * IdoScaleMenuItem::slider-released: + * @menuitem: The #IdoScaleMenuItem emitting the signal. + * + * The ::slider-released signal is emitted when the pointer releases the slider. + */ signals[SLIDER_RELEASED] = g_signal_new ("slider-released", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, @@ -325,6 +338,12 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class) g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); + /** + * IdoScaleMenuItem::primary-clicked: + * @menuitem: The #IdoScaleMenuItem emitting the signal. + * + * The ::primary-clicked signal is emitted when the pointer clicks the primary label. + */ 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, @@ -334,6 +353,12 @@ ido_scale_menu_item_class_init (IdoScaleMenuItemClass *item_class) G_TYPE_NONE, /* return type */ 0 /* n_params */); + /** + * IdoScaleMenuItem::secondary-clicked: + * @menuitem: The #IdoScaleMenuItem emitting the signal. + * + * The ::secondary-clicked signal is emitted when the pointer clicks the secondary label. + */ 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, @@ -365,18 +390,18 @@ update_packing (IdoScaleMenuItem *self, IdoScaleMenuItemStyle style) { case IDO_SCALE_MENU_ITEM_STYLE_IMAGE: gtk_box_pack_start (box, priv->primary_image, FALSE, FALSE, 0); - gtk_box_pack_start (box, priv->scale, FALSE, FALSE, 0); + gtk_box_pack_start (box, priv->scale, TRUE, TRUE, 0); gtk_box_pack_start (box, priv->secondary_image, FALSE, FALSE, 0); break; case IDO_SCALE_MENU_ITEM_STYLE_LABEL: gtk_box_pack_start (box, priv->primary_label, FALSE, FALSE, 0); - gtk_box_pack_start (box, priv->scale, FALSE, FALSE, 0); + gtk_box_pack_start (box, priv->scale, TRUE, TRUE, 0); gtk_box_pack_start (box, priv->secondary_label, FALSE, FALSE, 0); break; default: - gtk_box_pack_start (box, priv->scale, FALSE, FALSE, 0); + gtk_box_pack_start (box, priv->scale, TRUE, TRUE, 0); break; } @@ -625,9 +650,10 @@ ido_scale_menu_item_secondary_image_notify (GtkImage *image, * @label: the text of the new menu item. * @size: The size style of the range. * @adjustment: A #GtkAdjustment describing the slider value. - * @returns: a new #IdoScaleMenuItem. * * Creates a new #IdoScaleMenuItem with an empty label. + * + * Return Value: a new #IdoScaleMenuItem. **/ GtkWidget* ido_scale_menu_item_new (const gchar *label, @@ -647,9 +673,10 @@ ido_scale_menu_item_new (const gchar *label, * @min: The minimum value of the slider. * @max: The maximum value of the slider. * @step: The step increment of the slider. - * @returns: a new #IdoScaleMenuItem. * * Creates a new #IdoScaleMenuItem containing a label. + * + * Return Value: a new #IdoScaleMenuItem. **/ GtkWidget* ido_scale_menu_item_new_with_range (const gchar *label, @@ -671,9 +698,10 @@ ido_scale_menu_item_new_with_range (const gchar *label, /** * ido_scale_menu_item_get_scale: * @menuitem: The #IdoScaleMenuItem - * @returns: A pointer to the scale widget. * * Retrieves the scale widget. + * + * Return Value: (transfer none): The #IdoRange in this item **/ GtkWidget* ido_scale_menu_item_get_scale (IdoScaleMenuItem *menuitem) @@ -690,10 +718,11 @@ ido_scale_menu_item_get_scale (IdoScaleMenuItem *menuitem) /** * ido_scale_menu_item_get_style: * @menuitem: The #IdoScaleMenuItem - * @returns: A #IdoScaleMenuItemStyle enum describing the style. * * Retrieves the type of widgets being used for the primary and * secondary widget slots. This could be images, labels, or nothing. + * + * Return Value: A #IdoScaleMenuItemStyle enum describing the style. **/ IdoScaleMenuItemStyle ido_scale_menu_item_get_style (IdoScaleMenuItem *menuitem) @@ -707,6 +736,14 @@ ido_scale_menu_item_get_style (IdoScaleMenuItem *menuitem) return priv->style; } +/** + * ido_scale_menu_item_set_style: + * @menuitem: The #IdoScaleMenuItem + * @style: Set the style use for the primary and secondary widget slots. + * + * Sets the type of widgets being used for the primary and + * secondary widget slots. This could be images, labels, or nothing. + **/ void ido_scale_menu_item_set_style (IdoScaleMenuItem *menuitem, IdoScaleMenuItemStyle style) @@ -725,11 +762,12 @@ ido_scale_menu_item_set_style (IdoScaleMenuItem *menuitem, /** * ido_scale_menu_item_get_primary_image: * @menuitem: The #IdoScaleMenuItem - * @returns: A #GtkWidget pointer for the primary image. * * Retrieves a pointer to the image widget used in the primary slot. * Whether this is visible depends upon the return value from * ido_scale_menu_item_get_style(). + * + * Return Value: (transfer none): A #GtkWidget pointer for the primary image. **/ GtkWidget * ido_scale_menu_item_get_primary_image (IdoScaleMenuItem *menuitem) @@ -746,11 +784,12 @@ ido_scale_menu_item_get_primary_image (IdoScaleMenuItem *menuitem) /** * ido_scale_menu_item_get_secondary_image: * @menuitem: The #IdoScaleMenuItem - * @returns: A #GtkWidget pointer for the secondary image. * * Retrieves a pointer to the image widget used in the secondary slot. * Whether this is visible depends upon the return value from * ido_scale_menu_item_get_style(). + * + * Return Value: (transfer none): A #GtkWidget pointer for the secondary image. **/ GtkWidget * ido_scale_menu_item_get_secondary_image (IdoScaleMenuItem *menuitem) @@ -765,13 +804,45 @@ ido_scale_menu_item_get_secondary_image (IdoScaleMenuItem *menuitem) } /** + * ido_scale_menu_item_set_icons: + * @item: a #IdoScaleMenuItem + * @primary-icon: (allow-none): the primary icon, or %NULL + * @secondary-icon: (allow-non): the secondary icon, %NULL + * + * Sets the icons of @item to @primary_icon and @secondary_icon. + * Pass %NULL for either of them to unset the icon. + */ +static void +ido_scale_menu_item_set_icons (IdoScaleMenuItem *item, + GIcon *primary_icon, + GIcon *secondary_icon) +{ + GtkWidget *primary; + GtkWidget *secondary; + + primary = ido_scale_menu_item_get_primary_image (item); + secondary = ido_scale_menu_item_get_secondary_image (item); + + if (primary_icon) + gtk_image_set_from_gicon (GTK_IMAGE (primary), primary_icon, GTK_ICON_SIZE_MENU); + else + gtk_image_clear (GTK_IMAGE (primary)); + + if (secondary_icon) + gtk_image_set_from_gicon (GTK_IMAGE (secondary), secondary_icon, GTK_ICON_SIZE_MENU); + else + gtk_image_clear (GTK_IMAGE (secondary)); +} + +/** * ido_scale_menu_item_get_primary_label: * @menuitem: The #IdoScaleMenuItem - * @returns: A const gchar* string of the label text. * * Retrieves a string of the text for the primary label widget. * Whether this is visible depends upon the return value from * ido_scale_menu_item_get_style(). + * + * Return Value: The label text. **/ const gchar* ido_scale_menu_item_get_primary_label (IdoScaleMenuItem *menuitem) @@ -786,13 +857,14 @@ ido_scale_menu_item_get_primary_label (IdoScaleMenuItem *menuitem) } /** - * ido_scale_menu_item_get_primary_label: + * ido_scale_menu_item_get_secondary_label: * @menuitem: The #IdoScaleMenuItem - * @returns: A const gchar* string of the label text. * - * Retrieves a string of the text for the primary label widget. + * Retrieves a string of the text for the secondary label widget. * Whether this is visible depends upon the return value from * ido_scale_menu_item_get_style(). + * + * Return Value: The label text. **/ const gchar* ido_scale_menu_item_get_secondary_label (IdoScaleMenuItem *menuitem) @@ -809,7 +881,7 @@ ido_scale_menu_item_get_secondary_label (IdoScaleMenuItem *menuitem) /** * ido_scale_menu_item_set_primary_label: * @menuitem: The #IdoScaleMenuItem - * @label: A string containing the label text + * @label: The label text * * Sets the text for the label widget in the primary slot. This * widget will only be visibile if the return value of @@ -832,11 +904,11 @@ ido_scale_menu_item_set_primary_label (IdoScaleMenuItem *menuitem, } /** - * ido_scale_menu_item_set_primary_label: + * ido_scale_menu_item_set_secondary_label: * @menuitem: The #IdoScaleMenuItem - * @label: A string containing the label text + * @label: The label text * - * Sets the text for the label widget in the primary slot. This + * Sets the text for the label widget in the secondary slot. This * widget will only be visibile if the return value of * ido_scale_menu_item_get_style() is set to %IDO_SCALE_MENU_ITEM_STYLE_LABEL. **/ @@ -859,16 +931,16 @@ 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) +ido_scale_menu_item_primary_clicked (IdoScaleMenuItem * menuitem) { - g_signal_emit (item, signals[PRIMARY_CLICKED], 0); + g_signal_emit (menuitem, signals[PRIMARY_CLICKED], 0); } static void default_primary_clicked_handler (IdoScaleMenuItem * item) @@ -880,18 +952,18 @@ default_primary_clicked_handler (IdoScaleMenuItem * item) } /** - * ido_scale_menu_item_primary_clicked: + * ido_scale_menu_item_secondary_clicked: * @menuitem: the #IdoScaleMenuItem - * - * Emits the "primary-clicked" signal. + * + * Emits the "secondary-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) +ido_scale_menu_item_secondary_clicked (IdoScaleMenuItem * menuitem) { - g_signal_emit (item, signals[SECONDARY_CLICKED], 0); + g_signal_emit (menuitem, signals[SECONDARY_CLICKED], 0); } static void default_secondary_clicked_handler (IdoScaleMenuItem * item) @@ -902,4 +974,99 @@ default_secondary_clicked_handler (IdoScaleMenuItem * item) gtk_adjustment_set_value (adj, gtk_adjustment_get_upper (adj)); } +/** + * ido_scale_menu_item_state_changed: + * + * Updates a IdoScaleMenuItem from @state. State must be a double which + * contains the current value of the slider. + */ +static void +ido_scale_menu_item_state_changed (IdoActionHelper *helper, + GVariant *state, + gpointer user_data) +{ + GtkWidget *scale; + + scale = ido_scale_menu_item_get_scale (IDO_SCALE_MENU_ITEM (ido_action_helper_get_widget (helper))); + gtk_range_set_value (GTK_RANGE (scale), g_variant_get_double (state)); +} + +static void +ido_scale_menu_item_value_changed (GtkScale *scale, + gpointer user_data) +{ + IdoActionHelper *helper = user_data; + gdouble value; + + value = gtk_range_get_value (GTK_RANGE (scale)); + ido_action_helper_change_action_state (helper, g_variant_new_double (value)); +} + +static GIcon * +menu_item_get_icon (GMenuItem *menuitem, + const gchar *attribute) +{ + GVariant *value; + + value = g_menu_item_get_attribute_value (menuitem, attribute, NULL); + + return value ? g_icon_deserialize (value) : NULL; +} + +/** + * ido_scale_menu_item_new_from_model: + * + * Creates a new #IdoScaleMenuItem. If @menuitem contains an action, it + * will be bound to that action in @actions. + * + * Returns: (transfer full): a new #IdoScaleMenuItem + */ +GtkMenuItem * +ido_scale_menu_item_new_from_model (GMenuItem *menuitem, + GActionGroup *actions) +{ + GtkWidget *item; + gchar *action; + gdouble min = 0.0; + gdouble max = 100.0; + gdouble step = 1.0; + GIcon *min_icon; + GIcon *max_icon; + + g_menu_item_get_attribute (menuitem, "min-value", "d", &min); + g_menu_item_get_attribute (menuitem, "max-value", "d", &max); + g_menu_item_get_attribute (menuitem, "step", "d", &step); + + item = ido_scale_menu_item_new_with_range ("Volume", IDO_RANGE_STYLE_DEFAULT, 0.0, min, max, step); + ido_scale_menu_item_set_style (IDO_SCALE_MENU_ITEM (item), IDO_SCALE_MENU_ITEM_STYLE_IMAGE); + + if (g_menu_item_get_attribute (menuitem, "action", "s", &action)) + { + IdoActionHelper *helper; + GtkWidget *scale; + + helper = ido_action_helper_new (item, actions, action, NULL); + g_signal_connect (helper, "action-state-changed", + G_CALLBACK (ido_scale_menu_item_state_changed), NULL); + + scale = ido_scale_menu_item_get_scale (IDO_SCALE_MENU_ITEM (item)); + g_signal_connect (scale, "value-changed", G_CALLBACK (ido_scale_menu_item_value_changed), helper); + + g_signal_connect_swapped (item, "destroy", G_CALLBACK (g_object_unref), helper); + + g_free (action); + } + + min_icon = menu_item_get_icon (menuitem, "min-icon"); + max_icon = menu_item_get_icon (menuitem, "max-icon"); + ido_scale_menu_item_set_icons (IDO_SCALE_MENU_ITEM (item), min_icon, max_icon); + + if (min_icon) + g_object_unref (min_icon); + if (max_icon) + g_object_unref (max_icon); + + return GTK_MENU_ITEM (item); +} + #define __IDO_SCALE_MENU_ITEM_C__ |