path: root/e-util/gal-view-instance-save-as-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.
 *
 * 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)
 *
 */

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

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

#include <glib/gi18n.h>

#include "e-misc-utils.h"
#include "e-util-private.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;
    }

    if (id) {
        gal_view_instance_set_current_view_id (dialog->instance, id);
    }
}