/* BEAST - Bedevilled Audio System * Copyright (C) 2003 Tim Janik * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General * Public License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307, USA. */ #include "bstrackview.h" #include "bstrackitem.h" /* --- prototypes --- */ static void rack_view_class_init (BstRackViewClass *klass); static void rack_view_init (BstRackView *self); static void rack_view_destroy (GtkObject *object); static void rack_view_finalize (GObject *object); static gboolean rack_view_button_press_event (BstRackView *self, GdkEventButton *event); static void rack_view_popup_action (gpointer user_data, gulong action_id); static gboolean rack_view_popup_action_check (gpointer data, gulong action); /* --- rack view actions --- */ enum { ACTION_ADD_LABEL, ACTION_TOGGLE_EDIT }; static const GxkStockAction rack_view_popup_actions[] = { { N_("_Edit"), NULL, NULL, ACTION_TOGGLE_EDIT, BST_STOCK_MOUSE_TOOL, }, { N_("Label"), NULL, NULL, ACTION_ADD_LABEL, BST_STOCK_NO_ICON, }, }; /* --- static variables --- */ static gpointer parent_class = NULL; /* --- functions --- */ GType bst_rack_view_get_type (void) { static GType type = 0; if (!type) { static const GTypeInfo type_info = { sizeof (BstRackViewClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) rack_view_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (BstRackView), 0, /* n_preallocs */ (GInstanceInitFunc) rack_view_init, }; type = g_type_register_static (GTK_TYPE_VBOX, "BstRackView", &type_info, 0); } return type; } static void rack_view_class_init (BstRackViewClass *class) { GObjectClass *gobject_class = G_OBJECT_CLASS (class); GtkObjectClass *object_class = GTK_OBJECT_CLASS (class); parent_class = g_type_class_peek_parent (class); gobject_class->finalize = rack_view_finalize; object_class->destroy = rack_view_destroy; } static void toggle_edit_mode (GtkToggleButton *tb, BstRackView *self) { if (self->rack_table) { gxk_rack_table_set_edit_mode (self->rack_table, tb->active); gxk_widget_update_actions_upwards (self->rack_table); } } static void rack_view_init (BstRackView *self) { GxkRadget *radget = gxk_radget_complete (GTK_WIDGET (self), "beast", "rack-view", NULL); GtkWidget *toggle; self->rack_table = gxk_radget_find (radget, "rack-table"); gtk_table_resize (GTK_TABLE (self->rack_table), 20, 80); gxk_nullify_in_object (self, &self->rack_table); g_object_connect (self->rack_table, "swapped_signal_after::button_press_event", rack_view_button_press_event, self, NULL); g_object_connect (gxk_radget_find (radget, "rack-table-event-box"), "swapped_signal_after::button_press_event", rack_view_button_press_event, self, NULL); self->item = 0; gtk_widget_show (GTK_WIDGET (self)); toggle = gxk_radget_find (radget, "edit-toggle"); g_object_connect (toggle, "signal::clicked", toggle_edit_mode, self, NULL); /* publish popup menu actions */ gxk_widget_publish_actions (self, "rack-view-popup-actions", G_N_ELEMENTS (rack_view_popup_actions), rack_view_popup_actions, NULL, rack_view_popup_action_check, rack_view_popup_action); } static void rack_view_destroy (GtkObject *object) { BstRackView *self = BST_RACK_VIEW (object); bst_rack_view_set_item (self, 0); GTK_OBJECT_CLASS (parent_class)->destroy (object); } static void rack_view_finalize (GObject *object) { BstRackView *self = BST_RACK_VIEW (object); bst_rack_view_set_item (self, 0); G_OBJECT_CLASS (parent_class)->finalize (object); } GtkWidget* bst_rack_view_new (SfiProxy item) { GtkWidget *self = g_object_new (BST_TYPE_RACK_VIEW, NULL); if (item) { g_return_val_if_fail (BSE_IS_ITEM (item), NULL); bst_rack_view_set_item (BST_RACK_VIEW (self), item); } return self; } static void rack_view_reset_item (BstRackView *self) { bst_rack_view_set_item (self, 0); } static void rack_view_parasites_added (BstRackView *self) { BseStringSeq *sseq = bse_item_list_parasites (self->item, "/beast-rack-view/"); guint i; for (i = 0; i < sseq->n_strings; i++) { const gchar *path = g_intern_string (sseq->strings[i]); GtkWidget *item = bst_rack_item_new (self->item, path); if (item) gtk_container_add (GTK_CONTAINER (self->rack_table), item); } } void bst_rack_view_set_item (BstRackView *self, SfiProxy item) { g_return_if_fail (BST_IS_RACK_VIEW (self)); if (item) g_return_if_fail (BSE_IS_ITEM (item)); if (item == self->item) return; if (self->item) { bse_proxy_disconnect (self->item, "any_signal", rack_view_reset_item, self, "any_signal", rack_view_parasites_added, self, NULL); self->item = 0; } self->item = item; if (self->item) bse_proxy_connect (self->item, "swapped_signal::release", rack_view_reset_item, self, "swapped_signal::parasites-added::/beast-rack-view/", rack_view_parasites_added, self, NULL); bst_rack_view_rebuild (self); } void bst_rack_view_rebuild (BstRackView *self) { GtkWidget *toggle; g_return_if_fail (BST_IS_RACK_VIEW (self)); gtk_container_foreach (GTK_CONTAINER (self->rack_table), (GtkCallback) gtk_widget_destroy, NULL); toggle = gxk_radget_find (self, "edit-toggle"); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), FALSE); if (!self->item) return; rack_view_parasites_added (self); } static gboolean rack_view_button_press_event (BstRackView *self, GdkEventButton *event) { if (event->button == 3) { gxk_menu_popup (gxk_radget_find (self, "rack-view-popup"), event->x_root, event->y_root, event->button, event->time); return TRUE; } return FALSE; } static void rack_view_popup_action (gpointer user_data, gulong action_id) { BstRackView *self = BST_RACK_VIEW (user_data); switch (action_id) { SfiRec *rec; case ACTION_TOGGLE_EDIT: gtk_widget_activate (gxk_radget_find (self, "edit-toggle")); break; case ACTION_ADD_LABEL: rec = sfi_rec_new (); sfi_rec_set_string (rec, "type", "label"); sfi_rec_set_string (rec, "text", "Hallo"); bse_item_add_parasite (self->item, "/beast-rack-view/", rec); sfi_rec_unref (rec); break; } } static gboolean rack_view_popup_action_check (gpointer data, gulong action) { BstRackView *self = BST_RACK_VIEW (data); switch (action) { case ACTION_TOGGLE_EDIT: return TRUE; case ACTION_ADD_LABEL: return self->rack_table->editor != NULL; } return FALSE; }