path: root/widgets/menus/gal-define-views-dialog.c

/*
 *
 * 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) version 3.
 *
 * 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 the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Authors:
 *      Chris Lahey <clahey@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <glib/gi18n.h>

#include "e-util/e-util.h"
#include "e-util/e-util-private.h"

#include "gal-define-views-dialog.h"
#include "gal-define-views-model.h"
#include "gal-view-new-dialog.h"

static void gal_define_views_dialog_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec);
static void gal_define_views_dialog_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec);
static void gal_define_views_dialog_dispose  (GObject *object);

/* The properties we support */
enum {
    PROP_0,
    PROP_COLLECTION
};

enum {
    COL_GALVIEW_NAME,
    COL_GALVIEW_DATA
};

typedef struct {
    gchar         *title;

    GtkTreeView *treeview;
    GtkTreeModel *model;

    GalDefineViewsDialog *names;
} GalDefineViewsDialogChild;

G_DEFINE_TYPE (GalDefineViewsDialog, gal_define_views_dialog, GTK_TYPE_DIALOG)

static void
gal_define_views_dialog_class_init (GalDefineViewsDialogClass *class)
{
    GObjectClass *object_class;

    object_class = (GObjectClass *) class;

    object_class->set_property = gal_define_views_dialog_set_property;
    object_class->get_property = gal_define_views_dialog_get_property;
    object_class->dispose = gal_define_views_dialog_dispose;

    g_object_class_install_property (object_class, PROP_COLLECTION,
                     g_param_spec_object ("collection",
                                  "Collection",
                                  NULL,
                                  GAL_VIEW_COLLECTION_TYPE,
                                  G_PARAM_READWRITE));
}

/* Button callbacks */

static void
gdvd_button_new_dialog_callback (GtkWidget *widget,
                                 gint id,
                                 GalDefineViewsDialog *dialog)
{
    gchar *name;
    GtkTreeIter iter;
    GalView *view;
    GalViewCollectionItem *item;
    GalViewFactory *factory;

    switch (id) {
    case GTK_RESPONSE_OK:
        g_object_get (widget,
                 "name", &name,
                 "factory", &factory,
                 NULL);

        if (name && factory) {
            g_strchomp (name);
            if (*name != '\0') {
                view = gal_view_factory_new_view (factory, name);
                gal_view_collection_append (dialog->collection, view);

                item = dialog->collection->view_data[dialog->collection->view_count - 1];
                gtk_list_store_append (GTK_LIST_STORE (dialog->model), &iter);
                gtk_list_store_set (GTK_LIST_STORE (dialog->model), &iter,
                            COL_GALVIEW_NAME, name,
                            COL_GALVIEW_DATA, item,
                            -1);

                if (view && GAL_VIEW_GET_CLASS (view)->edit)
                    gal_view_edit (view, GTK_WINDOW (dialog));
                g_object_unref (view);
            }
        }
        g_object_unref (factory);
        g_free (name);
        break;
    }
    gtk_widget_destroy (widget);
}

static void
gdvd_button_new_callback (GtkWidget *widget,
                          GalDefineViewsDialog *dialog)
{
    GtkWidget *view_new_dialog = gal_view_new_dialog_new (dialog->collection);
    gtk_window_set_transient_for (GTK_WINDOW (view_new_dialog), GTK_WINDOW (dialog));
    g_signal_connect (
        view_new_dialog, "response",
        G_CALLBACK (gdvd_button_new_dialog_callback), dialog);
    gtk_widget_show (view_new_dialog);
}

static void
gdvd_button_modify_callback (GtkWidget *widget,
                             GalDefineViewsDialog *dialog)
{
    GtkTreeIter iter;
    GalViewCollectionItem *item;

    if (gtk_tree_selection_get_selected (gtk_tree_view_get_selection (dialog->treeview),
                     &dialog->model,
                     &iter)) {
        gtk_tree_model_get (dialog->model, &iter, COL_GALVIEW_DATA, &item, -1);

        g_return_if_fail (item && !item->built_in);

        gal_view_edit (item->view, GTK_WINDOW (dialog));
    }
}

static void
gdvd_button_delete_callback (GtkWidget *widget,
                             GalDefineViewsDialog *dialog)
{
    gint row;
    GtkTreeIter iter;
    GtkTreePath *path;
    GtkTreeSelection *selection;
    GalViewCollectionItem *item;

    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);

        g_return_if_fail (item && !item->built_in);

        for (row = 0; row < dialog->collection->view_count; row++) {
            if (item == dialog->collection->view_data[row]) {
                gal_view_collection_delete_view (dialog->collection, row);
                path = gtk_tree_model_get_path (dialog->model, &iter);
                gtk_list_store_remove (GTK_LIST_STORE (dialog->model), &iter);

                if (gtk_tree_path_prev (path)) {
                    gtk_tree_model_get_iter (dialog->model, &iter, path);
                } else {
                    gtk_tree_model_get_iter_first (dialog->model, &iter);
                }

                gtk_tree_selection_select_iter (selection, &iter);
                break;
            }
        }
    }
}

static void
gdvd_selection_changed_callback (GtkTreeSelection *selection,
                                 GalDefineViewsDialog *dialog)
{
    GtkWidget *button;
    GtkTreeIter iter;
    GalViewCollectionItem *item = NULL;
    GalViewClass *gvclass = NULL;

    if (gtk_tree_selection_get_selected (selection, &dialog->model, &iter)) {
        gtk_tree_model_get (dialog->model, &iter, COL_GALVIEW_DATA, &item, -1);

        if (item && item->view)
            gvclass = GAL_VIEW_GET_CLASS (item->view);
    }

    button = e_builder_get_widget (dialog->builder, "button-delete");
    gtk_widget_set_sensitive (GTK_WIDGET (button), item && !item->built_in);

    button = e_builder_get_widget (dialog->builder, "button-modify");
    gtk_widget_set_sensitive (GTK_WIDGET (button), item && !item->built_in && gvclass && gvclass->edit != NULL);
}

static void
gdvd_connect_signal (GalDefineViewsDialog *dialog,
                     const gchar *widget_name,
                     const gchar *signal,
                     GCallback handler)
{
    GtkWidget *widget;

    widget = e_builder_get_widget (dialog->builder, widget_name);

    if (widget)
        g_signal_connect (widget, signal, handler, dialog);
}

static void
dialog_response (GalDefineViewsDialog *dialog,
                 gint response_id,
                 gpointer data)
{
    gal_view_collection_save (dialog->collection);
}

static void
gal_define_views_dialog_init (GalDefineViewsDialog *dialog)
{
    GtkWidget *content_area;
    GtkWidget *parent;
    GtkWidget *widget;
    GtkTreeSelection *selection;

    dialog->collection = NULL;

    dialog->builder = gtk_builder_new ();
    e_load_ui_builder_definition (dialog->builder, "gal-define-views.ui");

    widget = e_builder_get_widget (dialog->builder, "table-top");
    if (!widget) {
        return;
    }

    g_object_ref (widget);

    parent = gtk_widget_get_parent (widget);
    gtk_container_remove (GTK_CONTAINER (parent), widget);
    gtk_window_set_default_size (GTK_WINDOW (dialog), 360, 270);
    gtk_container_set_border_width (GTK_CONTAINER (dialog), 6);
    gtk_container_set_border_width (GTK_CONTAINER (widget), 6);

    content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
    gtk_box_pack_start (GTK_BOX (content_area), widget, TRUE, TRUE, 0);

    g_object_unref (widget);

    gtk_dialog_add_buttons (GTK_DIALOG (dialog),
                GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
                NULL);

    dialog->treeview = GTK_TREE_VIEW (e_builder_get_widget (dialog->builder, "treeview1"));
    gtk_tree_view_set_reorderable (GTK_TREE_VIEW (dialog->treeview), FALSE);
    gtk_tree_view_set_headers_visible (dialog->treeview, TRUE);

    gtk_window_set_resizable (GTK_WINDOW (dialog), TRUE);

    gdvd_connect_signal (dialog, "button-new",    "clicked", G_CALLBACK (gdvd_button_new_callback));
    gdvd_connect_signal (dialog, "button-modify", "clicked", G_CALLBACK (gdvd_button_modify_callback));
    gdvd_connect_signal (dialog, "button-delete", "clicked", G_CALLBACK (gdvd_button_delete_callback));
    g_signal_connect (
        dialog, "response",
        G_CALLBACK (dialog_response), NULL);

    selection = gtk_tree_view_get_selection (dialog->treeview);
    g_signal_connect (
        selection, "changed",
        G_CALLBACK (gdvd_selection_changed_callback), dialog);
    gdvd_selection_changed_callback (selection, dialog);

    gtk_widget_show (GTK_WIDGET (dialog));
}

static void
gal_define_views_dialog_dispose (GObject *object)
{
    GalDefineViewsDialog *gal_define_views_dialog = GAL_DEFINE_VIEWS_DIALOG (object);

    if (gal_define_views_dialog->builder)
        g_object_unref (gal_define_views_dialog->builder);
    gal_define_views_dialog->builder = NULL;

    /* Chain up to parent's dispose() method. */
    G_OBJECT_CLASS (gal_define_views_dialog_parent_class)->dispose (object);
}

static void
gal_define_views_dialog_set_collection (GalDefineViewsDialog *dialog,
                                        GalViewCollection *collection)
{
    gint i;
    GtkListStore *store;
    GtkCellRenderer *renderer;
    dialog->collection = collection;

    store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);

    for (i = 0; i < collection->view_count; i++) {
        GalViewCollectionItem *item = collection->view_data[i];
        GtkTreeIter iter;

        /* hide built in views */
        /*if (item->built_in == 1)
            continue;*/

        gchar *title = NULL;
        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);

    if (dialog->builder) {
        GtkWidget *widget = e_builder_get_widget(dialog->builder, "label-views");
        if (widget && GTK_IS_LABEL (widget)) {
            if (collection->title) {
                gchar *text = g_strdup_printf (_("Define Views for %s"),
                                  collection->title);
                gtk_label_set_text (GTK_LABEL (widget),
                            text);
                gtk_window_set_title (GTK_WINDOW (dialog), text);
                g_free (text);
            } else {
                gtk_label_set_text (GTK_LABEL (widget),
                            _("Define Views"));
                gtk_window_set_title (GTK_WINDOW (dialog),
                              _("Define Views"));
            }
        }
    }
}

/**
 * gal_define_views_dialog_new
 *
 * Returns a new dialog for defining views.
 *
 * Returns: The GalDefineViewsDialog.
 */
GtkWidget *
gal_define_views_dialog_new (GalViewCollection *collection)
{
    GtkWidget *widget = g_object_new (GAL_TYPE_DEFINE_VIEWS_DIALOG, NULL);
    gal_define_views_dialog_set_collection (GAL_DEFINE_VIEWS_DIALOG (widget), collection);
    return widget;
}

static void
gal_define_views_dialog_set_property (GObject *object,
                                      guint property_id,
                                      const GValue *value,
                                      GParamSpec *pspec)
{
    GalDefineViewsDialog *dialog;

    dialog = GAL_DEFINE_VIEWS_DIALOG (object);

    switch (property_id) {
    case PROP_COLLECTION:
        if (g_value_get_object (value))
            gal_define_views_dialog_set_collection (dialog, GAL_VIEW_COLLECTION (g_value_get_object (value)));
        else
            gal_define_views_dialog_set_collection (dialog, NULL);
        break;

    default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
        return;
    }
}

static void
gal_define_views_dialog_get_property (GObject *object,
                                      guint property_id,
                                      GValue *value,
                                      GParamSpec *pspec)
{
    GalDefineViewsDialog *dialog;

    dialog = GAL_DEFINE_VIEWS_DIALOG (object);

    switch (property_id) {
    case PROP_COLLECTION:
        g_value_set_object (value, dialog->collection);

    default:
        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
        break;
    }
}