/*

 * 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.

 *

 * 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 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, see <http://www.gnu.org/licenses/>.

 *

 *

 * Authors:

 *		Chris Lahey <clahey@ximian.com>

 *

 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)

 *

 */

#include "evolution-config.h"

#include <glib/gi18n.h>

#include "e-misc-utils.h"

#include "e-util-private.h"

#include "gal-view-etable.h"

#include "gal-view-instance-save-as-dialog.h"

G_DEFINE_TYPE (GalViewInstanceSaveAsDialog, gal_view_instance_save_as_dialog, GTK_TYPE_DIALOG)

enum {

	PROP_0,

	PROP_INSTANCE

};

enum {

	COL_GALVIEW_NAME,

	COL_GALVIEW_DATA

};

/* Static functions */

static void

gal_view_instance_save_as_dialog_set_instance (GalViewInstanceSaveAsDialog *dialog,

                                               GalViewInstance *instance)

{

	GtkListStore *store;

	GtkCellRenderer *renderer;

	gint ii, view_count;

	dialog->instance = instance;

	store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);

	view_count = gal_view_collection_get_count (instance->collection);

	for (ii = 0; ii < view_count; ii++) {

		GalViewCollectionItem *item;

		GtkTreeIter iter;

		gchar *title = NULL;

		item = gal_view_collection_get_view_item (

			instance->collection, ii);

		title = e_str_without_underscores (item->title);

		gtk_list_store_append (store, &iter);

		gtk_list_store_set (

			store, &iter,

			COL_GALVIEW_NAME, title,

			COL_GALVIEW_DATA, item,

			-1);

		g_free (title);

	}

	gtk_tree_sortable_set_sort_column_id (

		GTK_TREE_SORTABLE (store),

			COL_GALVIEW_NAME, GTK_SORT_ASCENDING);

	/* attaching treeview to model */

	gtk_tree_view_set_model (dialog->treeview, GTK_TREE_MODEL (store));

	gtk_tree_view_set_search_column (dialog->treeview, COL_GALVIEW_NAME);

	dialog->model = GTK_TREE_MODEL (store);

	renderer = gtk_cell_renderer_text_new ();

	gtk_tree_view_insert_column_with_attributes (

		dialog->treeview,

		COL_GALVIEW_NAME, _("Name"),

		renderer, "text", COL_GALVIEW_NAME,

		NULL);

	/* set sort column */

	gtk_tree_sortable_set_sort_column_id (

		GTK_TREE_SORTABLE (dialog->model),

		COL_GALVIEW_NAME, GTK_SORT_ASCENDING);

}

static void

gvisad_setup_validate_button (GalViewInstanceSaveAsDialog *dialog)

{

	if ((dialog->toggle == GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_CREATE

	      && g_utf8_strlen (gtk_entry_get_text (GTK_ENTRY (dialog->entry_create)), -1) > 0)

	    || dialog->toggle == GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_REPLACE) {

		gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, TRUE);

	} else {

		gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog), GTK_RESPONSE_OK, FALSE);

	}

}

static void

gvisad_setup_radio_buttons (GalViewInstanceSaveAsDialog *dialog)

{

	GtkWidget        *widget;

	widget = dialog->scrolledwindow;

	if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->radiobutton_replace))) {

		GtkTreeIter       iter;

		GtkTreeSelection *selection;

		selection = gtk_tree_view_get_selection (dialog->treeview);

		if (!gtk_tree_selection_get_selected (selection, &dialog->model, &iter)) {

			if (gtk_tree_model_get_iter_first (dialog->model, &iter)) {

				gtk_tree_selection_select_iter (selection, &iter);

			}

		}

		gtk_widget_set_sensitive (widget, TRUE);

		dialog->toggle = GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_REPLACE;

	} else {

		gtk_widget_set_sensitive (widget, FALSE);

	}

	widget = dialog->entry_create;

	if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->radiobutton_create))) {

		gtk_widget_set_sensitive (widget, TRUE);

		dialog->toggle = GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_CREATE;

	} else {

		gtk_widget_set_sensitive (widget, FALSE);

	}

	gvisad_setup_validate_button (dialog);

}

static void

gvisad_radio_toggled (GtkWidget *widget,

                      GalViewInstanceSaveAsDialog *dialog)

{

	gvisad_setup_radio_buttons (dialog);

}

static void

gvisad_entry_changed (GtkWidget *widget,

                      GalViewInstanceSaveAsDialog *dialog)

{

	gvisad_setup_validate_button (dialog);

}

/* Method override implementations */

static void

gal_view_instance_save_as_dialog_set_property (GObject *object,

                                               guint property_id,

                                               const GValue *value,

                                               GParamSpec *pspec)

{

	GalViewInstanceSaveAsDialog *dialog;

	dialog = GAL_VIEW_INSTANCE_SAVE_AS_DIALOG (object);

	switch (property_id) {

	case PROP_INSTANCE:

		if (g_value_get_object (value))

			gal_view_instance_save_as_dialog_set_instance (dialog, GAL_VIEW_INSTANCE (g_value_get_object (value)));

		else

			gal_view_instance_save_as_dialog_set_instance (dialog, NULL);

		break;

	default:

		return;

	}

}

static void

gal_view_instance_save_as_dialog_get_property (GObject *object,

                                               guint property_id,

                                               GValue *value,

                                               GParamSpec *pspec)

{

	GalViewInstanceSaveAsDialog *dialog;

	dialog = GAL_VIEW_INSTANCE_SAVE_AS_DIALOG (object);

	switch (property_id) {

	case PROP_INSTANCE:

		g_value_set_object (value, dialog->instance);

		break;

	default:

		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);

		break;

	}

}

static void

gal_view_instance_save_as_dialog_dispose (GObject *object)

{

	GalViewInstanceSaveAsDialog *gal_view_instance_save_as_dialog = GAL_VIEW_INSTANCE_SAVE_AS_DIALOG (object);

	if (gal_view_instance_save_as_dialog->builder)

		g_object_unref (gal_view_instance_save_as_dialog->builder);

	gal_view_instance_save_as_dialog->builder = NULL;

	/* Chain up to parent's dispose() method. */

	G_OBJECT_CLASS (gal_view_instance_save_as_dialog_parent_class)->dispose (object);

}

/* Init functions */

static void

gal_view_instance_save_as_dialog_class_init (GalViewInstanceSaveAsDialogClass *class)

{

	GObjectClass *object_class;

	object_class = (GObjectClass *) class;

	object_class->set_property = gal_view_instance_save_as_dialog_set_property;

	object_class->get_property = gal_view_instance_save_as_dialog_get_property;

	object_class->dispose = gal_view_instance_save_as_dialog_dispose;

	g_object_class_install_property (

		object_class,

		PROP_INSTANCE,

		g_param_spec_object (

			"instance",

			"Instance",

			NULL,

			GAL_TYPE_VIEW_INSTANCE,

			G_PARAM_READWRITE));

}

static void

gal_view_instance_save_as_dialog_init (GalViewInstanceSaveAsDialog *dialog)

{

	GtkWidget *content_area;

	GtkWidget *widget;

	dialog->instance = NULL;

	dialog->model = NULL;

	dialog->collection = NULL;

	dialog->builder = gtk_builder_new ();

	e_load_ui_builder_definition (

		dialog->builder, "gal-view-instance-save-as-dialog.ui");

	widget = e_builder_get_widget (dialog->builder, "vbox-top");

	content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));

	gtk_box_pack_start (GTK_BOX (content_area), widget, TRUE, TRUE, 0);

	/* TODO: add position/size saving/restoring */

	gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);

	gtk_window_set_default_size (GTK_WINDOW (dialog), 300, 360);

	gtk_dialog_add_buttons (

		GTK_DIALOG (dialog),

		_("_Cancel"), GTK_RESPONSE_CANCEL,

		_("_Save"), GTK_RESPONSE_OK,

		NULL);

	dialog->scrolledwindow = e_builder_get_widget (dialog->builder, "scrolledwindow2");

	dialog->treeview = GTK_TREE_VIEW (e_builder_get_widget (dialog->builder, "custom-replace"));

	dialog->entry_create = e_builder_get_widget (dialog->builder, "entry-create");

	dialog->radiobutton_replace = e_builder_get_widget (dialog->builder, "radiobutton-replace");

	dialog->radiobutton_create = e_builder_get_widget (dialog->builder, "radiobutton-create");

	gtk_tree_view_set_reorderable (GTK_TREE_VIEW (dialog->treeview), FALSE);

	gtk_tree_view_set_headers_visible (dialog->treeview, FALSE);

	g_signal_connect (

		dialog->radiobutton_replace, "toggled",

		G_CALLBACK (gvisad_radio_toggled), dialog);

	g_signal_connect (

		dialog->radiobutton_create, "toggled",

		G_CALLBACK (gvisad_radio_toggled), dialog);

	g_signal_connect (

		dialog->entry_create, "changed",

		G_CALLBACK (gvisad_entry_changed), dialog);

	gvisad_setup_radio_buttons (dialog);

	gvisad_setup_validate_button (dialog);

	gtk_window_set_title (GTK_WINDOW (dialog), _("Save Current View"));

	gtk_widget_show (GTK_WIDGET (dialog));

}

/* External methods */

/**

 * gal_view_instance_save_as_dialog_new

 *

 * Returns a new dialog for defining views.

 *

 * Returns: The GalViewInstanceSaveAsDialog.

 */

GtkWidget *

gal_view_instance_save_as_dialog_new (GalViewInstance *instance)

{

	GtkWidget *widget = g_object_new (GAL_TYPE_VIEW_INSTANCE_SAVE_AS_DIALOG, NULL);

	gal_view_instance_save_as_dialog_set_instance (GAL_VIEW_INSTANCE_SAVE_AS_DIALOG (widget), instance);

	return widget;

}

void

gal_view_instance_save_as_dialog_save (GalViewInstanceSaveAsDialog *dialog)

{

	GalView *view = gal_view_instance_get_current_view (dialog->instance);

	const gchar *title;

	const gchar *id = NULL;

	GalViewCollection *collection;

	GalViewCollectionItem *item;

	gint ii, view_count;

	collection = dialog->instance->collection;

	view_count = gal_view_collection_get_count (collection);

	view = gal_view_clone (view);

	switch (dialog->toggle) {

	case GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_REPLACE:

		if (dialog->treeview) {

			GtkTreeIter iter;

			GtkTreeSelection *selection;

			selection = gtk_tree_view_get_selection (dialog->treeview);

			if (gtk_tree_selection_get_selected (selection, &dialog->model, &iter)) {

				gtk_tree_model_get (dialog->model, &iter, COL_GALVIEW_DATA, &item, -1);

				for (ii = 0; ii < view_count; ii++) {

					GalViewCollectionItem *candidate;

					candidate = gal_view_collection_get_view_item (collection, ii);

					if (item == candidate) {

						id = gal_view_collection_set_nth_view (collection, ii, view);

						gal_view_collection_save (collection);

					}

				}

			}

		}

		break;

	case GAL_VIEW_INSTANCE_SAVE_AS_DIALOG_TOGGLE_CREATE:

		if (dialog->entry_create && GTK_IS_ENTRY (dialog->entry_create)) {

			title = gtk_entry_get_text (GTK_ENTRY (dialog->entry_create));

			id = gal_view_collection_append_with_title (collection, title, view);

			gal_view_collection_save (collection);

		}

		break;

	}

	/* The view stored in the collection should not be left attached, but detach it

	   only after it's saved, to have data to save. */

	if (GAL_IS_VIEW_ETABLE (view))

		gal_view_etable_detach (GAL_VIEW_ETABLE (view));

	if (id) {

		gal_view_instance_set_current_view_id (dialog->instance, id);

	}

	g_clear_object (&view);

}