574 lines
18 KiB
C
574 lines
18 KiB
C
/*
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Copyright (C) 2008 Christian Dywan <christian@twotoasts.de>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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See the file COPYING for the full license text.
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*/
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#include "katze-arrayaction.h"
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#include "katze-net.h"
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#include "katze-utils.h"
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#include <string.h>
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#include <glib/gi18n.h>
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#include <gtk/gtk.h>
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struct _KatzeArrayAction
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{
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GtkAction parent_instance;
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KatzeArray* array;
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KatzeNet* net;
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};
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struct _KatzeArrayActionClass
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{
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GtkActionClass parent_class;
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};
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G_DEFINE_TYPE (KatzeArrayAction, katze_array_action, GTK_TYPE_ACTION);
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enum
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{
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PROP_0,
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PROP_ARRAY
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};
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enum
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{
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POPULATE_POPUP,
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ACTIVATE_ITEM,
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LAST_SIGNAL
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};
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static guint signals[LAST_SIGNAL];
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static void
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katze_array_action_finalize (GObject* object);
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static void
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katze_array_action_set_property (GObject* object,
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guint prop_id,
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const GValue* value,
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GParamSpec* pspec);
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static void
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katze_array_action_get_property (GObject* object,
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guint prop_id,
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GValue* value,
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GParamSpec* pspec);
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static void
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katze_array_action_activate (GtkAction* object);
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static GtkWidget*
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katze_array_action_create_tool_item (GtkAction* action);
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static GtkWidget*
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katze_array_action_create_menu_item (GtkAction* action);
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static void
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katze_array_action_connect_proxy (GtkAction* action,
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GtkWidget* proxy);
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static void
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katze_array_action_disconnect_proxy (GtkAction* action,
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GtkWidget* proxy);
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static void
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katze_array_action_class_init (KatzeArrayActionClass* class)
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{
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GObjectClass* gobject_class;
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GtkActionClass* action_class;
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signals[POPULATE_POPUP] = g_signal_new ("populate-popup",
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G_TYPE_FROM_CLASS (class),
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(GSignalFlags) (G_SIGNAL_RUN_LAST),
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0,
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0,
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NULL,
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g_cclosure_marshal_VOID__OBJECT,
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G_TYPE_NONE, 1,
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GTK_TYPE_MENU);
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signals[ACTIVATE_ITEM] = g_signal_new ("activate-item",
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G_TYPE_FROM_CLASS (class),
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(GSignalFlags) (G_SIGNAL_RUN_LAST),
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0,
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0,
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NULL,
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g_cclosure_marshal_VOID__OBJECT,
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G_TYPE_NONE, 1,
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KATZE_TYPE_ITEM);
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gobject_class = G_OBJECT_CLASS (class);
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gobject_class->finalize = katze_array_action_finalize;
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gobject_class->set_property = katze_array_action_set_property;
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gobject_class->get_property = katze_array_action_get_property;
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action_class = GTK_ACTION_CLASS (class);
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action_class->activate = katze_array_action_activate;
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action_class->create_menu_item = katze_array_action_create_menu_item;
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action_class->create_tool_item = katze_array_action_create_tool_item;
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action_class->connect_proxy = katze_array_action_connect_proxy;
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action_class->disconnect_proxy = katze_array_action_disconnect_proxy;
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g_object_class_install_property (gobject_class,
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PROP_ARRAY,
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g_param_spec_object (
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"array",
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"Array",
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"The array the action represents",
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KATZE_TYPE_ARRAY,
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G_PARAM_READWRITE));
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}
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static void
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katze_array_action_init (KatzeArrayAction* array_action)
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{
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array_action->array = NULL;
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array_action->net = katze_net_new ();
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}
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static void
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katze_array_action_finalize (GObject* object)
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{
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KatzeArrayAction* array_action = KATZE_ARRAY_ACTION (object);
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katze_object_assign (array_action->array, NULL);
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katze_object_assign (array_action->net, NULL);
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G_OBJECT_CLASS (katze_array_action_parent_class)->finalize (object);
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}
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static void
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katze_array_action_set_property (GObject* object,
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guint prop_id,
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const GValue* value,
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GParamSpec* pspec)
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{
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KatzeArrayAction* array_action = KATZE_ARRAY_ACTION (object);
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switch (prop_id)
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{
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case PROP_ARRAY:
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katze_array_action_set_array (array_action, g_value_get_object (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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katze_array_action_get_property (GObject* object,
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guint prop_id,
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GValue* value,
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GParamSpec* pspec)
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{
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KatzeArrayAction* array_action = KATZE_ARRAY_ACTION (object);
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switch (prop_id)
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{
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case PROP_ARRAY:
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g_value_set_object (value, array_action->array);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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katze_array_action_activate (GtkAction* action)
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{
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GSList* proxies;
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proxies = gtk_action_get_proxies (action);
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if (!proxies)
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return;
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do
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if (GTK_IS_TOOL_ITEM (proxies->data))
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{
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}
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while ((proxies = g_slist_next (proxies)));
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if (GTK_ACTION_CLASS (katze_array_action_parent_class)->activate)
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GTK_ACTION_CLASS (katze_array_action_parent_class)->activate (action);
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}
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static void
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katze_array_action_menu_item_activate_cb (GtkWidget* proxy,
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KatzeArrayAction* array_action)
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{
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KatzeItem* item = g_object_get_data (G_OBJECT (proxy), "KatzeItem");
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g_signal_emit (array_action, signals[ACTIVATE_ITEM], 0, item);
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}
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static void
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katze_array_action_menu_item_select_cb (GtkWidget* proxy,
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KatzeArrayAction* array_action);
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static void
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katze_array_action_generate_menu (KatzeArrayAction* array_action,
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KatzeArray* array,
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GtkWidget* menu,
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GtkWidget* proxy)
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{
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guint i;
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KatzeItem* item;
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GtkWidget* menuitem;
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const gchar* icon_name;
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GdkPixbuf* icon;
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GtkWidget* image;
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GtkWidget* submenu;
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i = 0;
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while ((item = katze_array_get_nth_item (array, i++)))
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{
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/* FIXME: The menu item should reflect changes to the item */
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if (!KATZE_IS_ARRAY (item) && !katze_item_get_uri (item))
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{
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menuitem = gtk_separator_menu_item_new ();
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gtk_widget_show (menuitem);
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gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
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continue;
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}
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menuitem = katze_image_menu_item_new_ellipsized (
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katze_item_get_name (item));
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if ((icon_name = katze_item_get_icon (item)) && *icon_name)
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image = gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_MENU);
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else
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{
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if (KATZE_IS_ARRAY (item))
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icon = gtk_widget_render_icon (menuitem,
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GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU, NULL);
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else
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icon = katze_net_load_icon (array_action->net,
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katze_item_get_uri (item), NULL, proxy, NULL);
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image = gtk_image_new_from_pixbuf (icon);
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g_object_unref (icon);
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}
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gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menuitem), image);
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gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
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g_object_set_data (G_OBJECT (menuitem), "KatzeItem", item);
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if (KATZE_IS_ARRAY (item))
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{
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submenu = gtk_menu_new ();
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gtk_menu_item_set_submenu (GTK_MENU_ITEM (menuitem), submenu);
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g_signal_connect (menuitem, "select",
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G_CALLBACK (katze_array_action_menu_item_select_cb), array_action);
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}
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else
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g_signal_connect (menuitem, "activate",
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G_CALLBACK (katze_array_action_menu_item_activate_cb), array_action);
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gtk_widget_show (menuitem);
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}
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if (!i)
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{
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menuitem = gtk_image_menu_item_new_with_label (_("Empty"));
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gtk_widget_set_sensitive (menuitem, FALSE);
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gtk_menu_shell_append (GTK_MENU_SHELL (menu), menuitem);
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gtk_widget_show (menuitem);
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}
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}
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static void
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katze_array_action_menu_item_select_cb (GtkWidget* proxy,
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KatzeArrayAction* array_action)
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{
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GtkWidget* menu;
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KatzeArray* array;
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menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (proxy));
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gtk_container_foreach (GTK_CONTAINER (menu),
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(GtkCallback)(gtk_widget_destroy), NULL);
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array = g_object_get_data (G_OBJECT (proxy), "KatzeItem");
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katze_array_action_generate_menu (array_action, array, menu, proxy);
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}
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static void
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katze_array_action_proxy_clicked_cb (GtkWidget* proxy,
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KatzeArrayAction* array_action)
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{
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GtkWidget* menu;
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KatzeArray* array;
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if (GTK_IS_MENU_ITEM (proxy))
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{
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g_object_set_data (G_OBJECT (proxy), "KatzeItem", array_action->array);
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katze_array_action_menu_item_select_cb (proxy, array_action);
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g_signal_emit (array_action, signals[POPULATE_POPUP], 0,
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gtk_menu_item_get_submenu (GTK_MENU_ITEM (proxy)));
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return;
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}
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menu = gtk_menu_new ();
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array = (KatzeArray*)g_object_get_data (G_OBJECT (proxy), "KatzeArray");
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if (!array)
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array = array_action->array;
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katze_array_action_generate_menu (array_action, array, menu, proxy);
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/* populate-popup should only affect the main proxy */
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if (array == array_action->array)
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g_signal_emit (array_action, signals[POPULATE_POPUP], 0, menu);
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katze_widget_popup (GTK_WIDGET (proxy), GTK_MENU (menu),
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NULL, KATZE_MENU_POSITION_LEFT);
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}
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static GtkWidget*
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katze_array_action_create_menu_item (GtkAction* action)
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{
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GtkWidget* menuitem;
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menuitem = gtk_menu_item_new ();
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return menuitem;
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}
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static GtkWidget*
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katze_array_action_create_tool_item (GtkAction* action)
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{
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GtkWidget* toolitem;
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toolitem = GTK_WIDGET (gtk_tool_button_new (NULL, NULL));
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return toolitem;
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}
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static void
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katze_array_action_label_notify_cb (GtkToolButton* item,
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GParamSpec* pspec,
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GtkLabel* label)
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{
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const gchar* property;
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const gchar* text;
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if (!G_IS_PARAM_SPEC_STRING (pspec))
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return;
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property = g_param_spec_get_name (pspec);
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if (!strcmp (property, "label"))
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{
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text = gtk_tool_button_get_label (item);
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gtk_label_set_text (label, text);
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}
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}
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static void
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katze_array_action_item_notify_cb (KatzeItem* item,
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GParamSpec* pspec,
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GtkToolItem* toolitem)
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{
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KatzeArrayAction* array_action;
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const gchar* property;
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const gchar* title;
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const gchar* desc;
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GdkPixbuf* icon;
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GtkWidget* image;
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if (!G_IS_PARAM_SPEC_STRING (pspec))
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return;
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array_action = (KatzeArrayAction*)g_object_get_data (
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G_OBJECT (toolitem), "KatzeArrayAction");
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property = g_param_spec_get_name (pspec);
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if (!strcmp (property, "name"))
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{
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title = katze_item_get_name (item);
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if (title)
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gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem), title);
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else
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gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem),
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katze_item_get_uri (item));
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}
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else if (!strcmp (property, "text"))
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{
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desc = katze_item_get_text (item);
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if (desc && *desc)
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gtk_tool_item_set_tooltip_text (toolitem, desc);
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else
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gtk_tool_item_set_tooltip_text (toolitem,
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katze_item_get_uri (item));
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}
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else if (!KATZE_IS_ARRAY (item) && !strcmp (property, "uri"))
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{
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icon = katze_net_load_icon (array_action->net, katze_item_get_uri (item),
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NULL, GTK_WIDGET (toolitem), NULL);
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image = gtk_image_new_from_pixbuf (icon);
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g_object_unref (icon);
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gtk_widget_show (image);
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gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (toolitem), image);
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}
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else if (!strcmp (property, "icon"))
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{
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image = gtk_image_new_from_icon_name (katze_item_get_icon (item),
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GTK_ICON_SIZE_MENU);
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gtk_widget_show (image);
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gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (toolitem), image);
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}
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}
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/**
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* katze_array_action_create_tool_item_for:
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* @array_action: a #KatzeArrayAction
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* @item: a #KatzeItem
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*
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* Creates a tool item for a particular @item, that also
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* reflects changes to its properties. In the case of
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* an array, the item will create a popup menu with
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* the contained items.
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*
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* Note that the label is reasonably ellipsized for you,
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* much like katze_image_menu_item_new_ellipsized().
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*
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* Return value: a new tool item
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**/
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GtkToolItem*
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katze_array_action_create_tool_item_for (KatzeArrayAction* array_action,
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KatzeItem* item)
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{
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const gchar* title;
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const gchar* uri;
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const gchar* desc;
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GtkToolItem* toolitem;
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GdkPixbuf* icon;
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GtkWidget* image;
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GtkWidget* label;
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title = katze_item_get_name (item);
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uri = katze_item_get_uri (item);
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desc = katze_item_get_text (item);
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if (!KATZE_IS_ARRAY (item) && !uri)
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return gtk_separator_tool_item_new ();
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toolitem = gtk_tool_button_new (NULL, NULL);
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if (KATZE_IS_ARRAY (item))
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icon = gtk_widget_render_icon (GTK_WIDGET (toolitem),
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GTK_STOCK_DIRECTORY, GTK_ICON_SIZE_MENU, NULL);
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else
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icon = katze_net_load_icon (array_action->net, uri,
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NULL, GTK_WIDGET (toolitem), NULL);
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image = gtk_image_new_from_pixbuf (icon);
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g_object_unref (icon);
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gtk_widget_show (image);
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gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (toolitem), image);
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label = gtk_label_new (NULL);
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/* FIXME: Should text direction be respected here? */
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0);
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gtk_label_set_max_width_chars (GTK_LABEL (label), 25);
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gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_MIDDLE);
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gtk_widget_show (label);
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gtk_tool_button_set_label_widget (GTK_TOOL_BUTTON (toolitem), label);
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/* GtkToolItem won't update our custom label, so we
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apply a little bit of 'magic' to fix that. */
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g_signal_connect (toolitem, "notify",
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G_CALLBACK (katze_array_action_label_notify_cb), label);
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if (title)
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gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem), title);
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else
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gtk_tool_button_set_label (GTK_TOOL_BUTTON (toolitem), uri);
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gtk_tool_item_set_is_important (toolitem, TRUE);
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if (desc && *desc)
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gtk_tool_item_set_tooltip_text (toolitem, desc);
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else
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gtk_tool_item_set_tooltip_text (toolitem, uri);
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if (KATZE_IS_ARRAY (item))
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{
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g_object_set_data (G_OBJECT (toolitem), "KatzeArray", item);
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g_signal_connect (toolitem, "clicked",
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G_CALLBACK (katze_array_action_proxy_clicked_cb), array_action);
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}
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g_object_set_data (G_OBJECT (toolitem), "KatzeArrayAction", array_action);
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g_signal_connect (item, "notify",
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G_CALLBACK (katze_array_action_item_notify_cb), toolitem);
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return toolitem;
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}
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static void
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katze_array_action_connect_proxy (GtkAction* action,
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GtkWidget* proxy)
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{
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GTK_ACTION_CLASS (katze_array_action_parent_class)->connect_proxy (
|
|
action, proxy);
|
|
|
|
if (GTK_IS_TOOL_ITEM (proxy))
|
|
{
|
|
g_signal_connect (proxy, "clicked",
|
|
G_CALLBACK (katze_array_action_proxy_clicked_cb), action);
|
|
}
|
|
else if (GTK_IS_MENU_ITEM (proxy))
|
|
{
|
|
gtk_menu_item_set_submenu (GTK_MENU_ITEM (proxy), gtk_menu_new ());
|
|
/* FIXME: 'select' doesn't cover all ways of selection */
|
|
g_signal_connect (proxy, "select",
|
|
G_CALLBACK (katze_array_action_proxy_clicked_cb), action);
|
|
}
|
|
gtk_widget_set_sensitive (proxy, KATZE_ARRAY_ACTION (action)->array != NULL);
|
|
}
|
|
|
|
static void
|
|
katze_array_action_disconnect_proxy (GtkAction* action,
|
|
GtkWidget* proxy)
|
|
{
|
|
g_signal_handlers_disconnect_by_func (proxy,
|
|
G_CALLBACK (katze_array_action_proxy_clicked_cb), action);
|
|
|
|
GTK_ACTION_CLASS (katze_array_action_parent_class)->disconnect_proxy
|
|
(action, proxy);
|
|
}
|
|
|
|
KatzeArray*
|
|
katze_array_action_get_array (KatzeArrayAction* array_action)
|
|
{
|
|
g_return_val_if_fail (KATZE_IS_ARRAY_ACTION (array_action), NULL);
|
|
|
|
return array_action->array;
|
|
}
|
|
|
|
void
|
|
katze_array_action_set_array (KatzeArrayAction* array_action,
|
|
KatzeArray* array)
|
|
{
|
|
GSList* proxies;
|
|
|
|
g_return_if_fail (KATZE_IS_ARRAY_ACTION (array_action));
|
|
g_return_if_fail (!array || katze_array_is_a (array, KATZE_TYPE_ITEM));
|
|
|
|
/* FIXME: Disconnect old array */
|
|
|
|
if (array)
|
|
g_object_ref (array);
|
|
katze_object_assign (array_action->array, array);
|
|
|
|
/* FIXME: Add and remove items dynamically */
|
|
/*g_object_connect (array,
|
|
"signal-after::add-item",
|
|
katze_array_action_engines_add_item_cb, array_action,
|
|
"signal-after::remove-item",
|
|
katze_array_action_engines_remove_item_cb, array_action,
|
|
NULL);*/
|
|
|
|
g_object_notify (G_OBJECT (array_action), "array");
|
|
|
|
proxies = gtk_action_get_proxies (GTK_ACTION (array_action));
|
|
if (!proxies)
|
|
return;
|
|
|
|
do
|
|
{
|
|
gtk_widget_set_sensitive (proxies->data, array != NULL);
|
|
}
|
|
while ((proxies = g_slist_next (proxies)));
|
|
}
|