/*

 * glade-gtk-tree-view.c - GladeWidgetAdaptor for GtkTreeView

 *

 * Copyright (C) 2013 Tristan Van Berkom

 *

 * Authors:

 *      Tristan Van Berkom <tristan.van.berkom@gmail.com>

 *

 * This library 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 2.1 of

 * the License, or (at your option) any later version.

 *

 * This library 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 Softwarel

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 */

#include <config.h>

#include <glib/gi18n-lib.h>

#include <gladeui/glade.h>

#include "glade-gtk.h"

#include "glade-gtk-tree-view.h"

#include "glade-gtk-cell-layout.h"

#include "glade-treeview-editor.h"

#include "glade-real-tree-view-editor.h"

GladeEditable *

glade_gtk_treeview_create_editable (GladeWidgetAdaptor * adaptor,

				    GladeEditorPageType type)

{

  if (type == GLADE_PAGE_GENERAL)

    {

      return (GladeEditable *)glade_real_tree_view_editor_new ();

    }

  return GWA_GET_CLASS (GTK_TYPE_CONTAINER)->create_editable (adaptor, type);

}

gboolean

glade_gtk_treeview_add_verify (GladeWidgetAdaptor *adaptor,

			       GtkWidget          *container,

			       GtkWidget          *child,

			       gboolean            user_feedback)

{

  if (!GTK_IS_TREE_VIEW_COLUMN (child))

    {

      if (user_feedback)

	{

	  GladeWidgetAdaptor *cell_adaptor = 

	    glade_widget_adaptor_get_by_type (GTK_TYPE_TREE_VIEW_COLUMN);

	  glade_util_ui_message (glade_app_get_window (),

				 GLADE_UI_INFO, NULL,

				 ONLY_THIS_GOES_IN_THAT_MSG,

				 glade_widget_adaptor_get_title (cell_adaptor),

				 glade_widget_adaptor_get_title (adaptor));

	}

      return FALSE;

    }

  return TRUE;

}

void

glade_gtk_treeview_launch_editor (GObject *treeview)

{

  GladeBaseEditor    *editor;

  GtkWidget          *window;

  /* Editor */

  editor = glade_base_editor_new (treeview, NULL,

                                  _("Column"), GTK_TYPE_TREE_VIEW_COLUMN, NULL);

  glade_base_editor_append_types (editor, GTK_TYPE_TREE_VIEW_COLUMN,

                                  _("Text"), GTK_TYPE_CELL_RENDERER_TEXT,

                                  _("Accelerator"),

                                  GTK_TYPE_CELL_RENDERER_ACCEL, _("Combo"),

                                  GTK_TYPE_CELL_RENDERER_COMBO, _("Spin"),

                                  GTK_TYPE_CELL_RENDERER_SPIN, _("Pixbuf"),

                                  GTK_TYPE_CELL_RENDERER_PIXBUF, _("Progress"),

                                  GTK_TYPE_CELL_RENDERER_PROGRESS, _("Toggle"),

                                  GTK_TYPE_CELL_RENDERER_TOGGLE, _("Spinner"),

                                  GTK_TYPE_CELL_RENDERER_SPINNER, NULL);

  g_signal_connect (editor, "get-display-name",

                    G_CALLBACK (glade_gtk_cell_layout_get_display_name), NULL);

  g_signal_connect (editor, "child-selected",

                    G_CALLBACK (glade_gtk_cell_layout_child_selected), NULL);

  g_signal_connect (editor, "move-child",

                    G_CALLBACK (glade_gtk_cell_layout_move_child), NULL);

  gtk_widget_show (GTK_WIDGET (editor));

  window =

      glade_base_editor_pack_new_window (editor, _("Tree View Editor"), NULL);

  gtk_widget_show (window);

}

void

glade_gtk_treeview_action_activate (GladeWidgetAdaptor * adaptor,

                                    GObject * object, const gchar * action_path)

{

  if (strcmp (action_path, "launch_editor") == 0)

    {

      glade_gtk_treeview_launch_editor (object);

    }

  else

    GWA_GET_CLASS (GTK_TYPE_CONTAINER)->action_activate (adaptor,

                                                         object, action_path);

}

static gint

glade_gtk_treeview_get_column_index (GtkTreeView * view,

                                     GtkTreeViewColumn * column)

{

  GtkTreeViewColumn *iter;

  gint i;

  for (i = 0; (iter = gtk_tree_view_get_column (view, i)) != NULL; i++)

    if (iter == column)

      return i;

  return -1;

}

void

glade_gtk_treeview_get_child_property (GladeWidgetAdaptor * adaptor,

                                       GObject * container,

                                       GObject * child,

                                       const gchar * property_name,

                                       GValue * value)

{

  if (strcmp (property_name, "position") == 0)

    g_value_set_int (value,

                     glade_gtk_treeview_get_column_index (GTK_TREE_VIEW

                                                          (container),

                                                          GTK_TREE_VIEW_COLUMN

                                                          (child)));

  else

    /* Chain Up */

    GWA_GET_CLASS

        (GTK_TYPE_CONTAINER)->child_get_property (adaptor,

                                                  container, child,

                                                  property_name, value);

}

void

glade_gtk_treeview_set_child_property (GladeWidgetAdaptor * adaptor,

                                       GObject * container,

                                       GObject * child,

                                       const gchar * property_name,

                                       const GValue * value)

{

  if (strcmp (property_name, "position") == 0)

    {

      gtk_tree_view_remove_column (GTK_TREE_VIEW (container),

                                   GTK_TREE_VIEW_COLUMN (child));

      gtk_tree_view_insert_column (GTK_TREE_VIEW (container),

                                   GTK_TREE_VIEW_COLUMN (child),

                                   g_value_get_int (value));

    }

  else

    /* Chain Up */

    GWA_GET_CLASS

        (GTK_TYPE_CONTAINER)->child_set_property (adaptor,

                                                  container, child,

                                                  property_name, value);

}

GList *

glade_gtk_treeview_get_children (GladeWidgetAdaptor * adaptor,

                                 GtkTreeView * view)

{

  GList *children;

  children = gtk_tree_view_get_columns (view);

  children = g_list_prepend (children, gtk_tree_view_get_selection (view));

  return children;

}

/* XXX FIXME: We should hide the actual "fixed-height-mode" setting from

 * treeview editors and provide a custom control that sets all its columns

 * to fixed size and then control the column's sensitivity accordingly.

 */

#define INSENSITIVE_COLUMN_SIZING_MSG \

	_("Columns must have a fixed size inside a treeview with fixed height mode set")

void

glade_gtk_treeview_add_child (GladeWidgetAdaptor * adaptor,

                              GObject * container, GObject * child)

{

  GtkTreeView *view = GTK_TREE_VIEW (container);

  GtkTreeViewColumn *column;

  GladeWidget *gcolumn;

  if (!GTK_IS_TREE_VIEW_COLUMN (child))

    return;

  if (gtk_tree_view_get_fixed_height_mode (view))

    {

      gcolumn = glade_widget_get_from_gobject (child);

      glade_widget_property_set (gcolumn, "sizing", GTK_TREE_VIEW_COLUMN_FIXED);

      glade_widget_property_set_sensitive (gcolumn, "sizing", FALSE,

                                           INSENSITIVE_COLUMN_SIZING_MSG);

    }

  column = GTK_TREE_VIEW_COLUMN (child);

  gtk_tree_view_append_column (view, column);

  glade_gtk_cell_layout_sync_attributes (G_OBJECT (column));

}

void

glade_gtk_treeview_remove_child (GladeWidgetAdaptor * adaptor,

                                 GObject * container, GObject * child)

{

  GtkTreeView *view = GTK_TREE_VIEW (container);

  GtkTreeViewColumn *column;

  if (!GTK_IS_TREE_VIEW_COLUMN (child))

    return;

  column = GTK_TREE_VIEW_COLUMN (child);

  gtk_tree_view_remove_column (view, column);

}

void

glade_gtk_treeview_replace_child (GladeWidgetAdaptor * adaptor,

                                  GObject * container,

                                  GObject * current, GObject * new_column)

{

  GtkTreeView *view = GTK_TREE_VIEW (container);

  GList *columns;

  GtkTreeViewColumn *column;

  GladeWidget *gcolumn;

  gint index;

  if (!GTK_IS_TREE_VIEW_COLUMN (current))

    return;

  column = GTK_TREE_VIEW_COLUMN (current);

  columns = gtk_tree_view_get_columns (view);

  index = g_list_index (columns, column);

  g_list_free (columns);

  gtk_tree_view_remove_column (view, column);

  column = GTK_TREE_VIEW_COLUMN (new_column);

  gtk_tree_view_insert_column (view, column, index);

  if (gtk_tree_view_get_fixed_height_mode (view))

    {

      gcolumn = glade_widget_get_from_gobject (column);

      glade_widget_property_set (gcolumn, "sizing", GTK_TREE_VIEW_COLUMN_FIXED);

      glade_widget_property_set_sensitive (gcolumn, "sizing", FALSE,

                                           INSENSITIVE_COLUMN_SIZING_MSG);

    }

  glade_gtk_cell_layout_sync_attributes (G_OBJECT (column));

}

void

glade_gtk_treeview_set_property (GladeWidgetAdaptor * adaptor,

				 GObject * object,

				 const gchar * id, const GValue * value)

{

  GladeWidget *widget = glade_widget_get_from_gobject (object);

  GladeProperty *property = glade_widget_get_property (widget, id);

  if (strcmp (id, "enable-search") == 0)

    {

      if (g_value_get_boolean (value))

	glade_widget_property_set_sensitive (widget, "search-column", TRUE, NULL);

      else

	glade_widget_property_set_sensitive (widget, "search-column", FALSE, _("Search is disabled"));

    }

  else if (strcmp (id, "headers-visible") == 0)

    {

      if (g_value_get_boolean (value))

	glade_widget_property_set_sensitive (widget, "headers-clickable", TRUE, NULL);

      else

	glade_widget_property_set_sensitive (widget, "headers-clickable", FALSE, _("Headers are invisible"));

    }

  else if (strcmp (id, "show-expanders") == 0)

    {

      if (g_value_get_boolean (value))

	glade_widget_property_set_sensitive (widget, "expander-column", TRUE, NULL);

      else

	glade_widget_property_set_sensitive (widget, "expander-column", FALSE, _("Expanders are not shown"));

    }

  if (GPC_VERSION_CHECK (glade_property_get_class (property), gtk_major_version, gtk_minor_version + 1))

    GWA_GET_CLASS (GTK_TYPE_CONTAINER)->set_property (adaptor, object, id, value);

}