/* gtkellview.c

 * Copyright (C) 2002, 2003  Kristian Rietveld <kris@gtk.org>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#include "config.h"

#include <string.h>

#include "gtkcellview.h"

#include "gtkcelllayout.h"

#include "gtkintl.h"

#include "gtkcellrenderertext.h"

#include "gtkcellrendererpixbuf.h"

#include "gtkprivate.h"

#include <gobject/gmarshal.h>

#include "gtkbuildable.h"

#include "gtkalias.h"

typedef struct _GtkCellViewCellInfo GtkCellViewCellInfo;

struct _GtkCellViewCellInfo

{

  GtkCellRenderer *cell;

  gint requested_width;

  gint real_width;

  guint expand : 1;

  guint pack : 1;

  GSList *attributes;

  GtkCellLayoutDataFunc func;

  gpointer func_data;

  GDestroyNotify destroy;

};

struct _GtkCellViewPrivate

{

  GtkTreeModel *model;

  GtkTreeRowReference *displayed_row;

  GList *cell_list;

  gint spacing;

  GdkColor background;

  gboolean background_set;

};

static void        gtk_cell_view_cell_layout_init         (GtkCellLayoutIface *iface);

static void        gtk_cell_view_get_property             (GObject           *object,

                                                           guint             param_id,

                                                           GValue           *value,

                                                           GParamSpec       *pspec);

static void        gtk_cell_view_set_property             (GObject          *object,

                                                           guint             param_id,

                                                           const GValue     *value,

                                                           GParamSpec       *pspec);

static void        gtk_cell_view_finalize                 (GObject          *object);

static void        gtk_cell_view_size_request             (GtkWidget        *widget,

                                                           GtkRequisition   *requisition);

static void        gtk_cell_view_size_allocate            (GtkWidget        *widget,

                                                           GtkAllocation    *allocation);

static gboolean    gtk_cell_view_expose                   (GtkWidget        *widget,

                                                           GdkEventExpose   *event);

static void        gtk_cell_view_set_value                (GtkCellView     *cell_view,

                                                           GtkCellRenderer *renderer,

                                                           gchar           *property,

                                                           GValue          *value);

static GtkCellViewCellInfo *gtk_cell_view_get_cell_info   (GtkCellView      *cellview,

                                                           GtkCellRenderer  *renderer);

static void        gtk_cell_view_set_cell_data            (GtkCellView      *cell_view);

static void        gtk_cell_view_cell_layout_pack_start        (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *renderer,

                                                                gboolean               expand);

static void        gtk_cell_view_cell_layout_pack_end          (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *renderer,

                                                                gboolean               expand);

static void        gtk_cell_view_cell_layout_add_attribute     (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *renderer,

                                                                const gchar           *attribute,

                                                                gint                   column);

static void       gtk_cell_view_cell_layout_clear              (GtkCellLayout         *layout);

static void       gtk_cell_view_cell_layout_clear_attributes   (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *renderer);

static void       gtk_cell_view_cell_layout_set_cell_data_func (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *cell,

                                                                GtkCellLayoutDataFunc  func,

                                                                gpointer               func_data,

                                                                GDestroyNotify         destroy);

static void       gtk_cell_view_cell_layout_reorder            (GtkCellLayout         *layout,

                                                                GtkCellRenderer       *cell,

                                                                gint                   position);

static GList *    gtk_cell_view_cell_layout_get_cells          (GtkCellLayout         *layout);

/* buildable */

static void       gtk_cell_view_buildable_init                 (GtkBuildableIface     *iface);

static gboolean   gtk_cell_view_buildable_custom_tag_start     (GtkBuildable  	      *buildable,

								GtkBuilder    	      *builder,

								GObject       	      *child,

								const gchar   	      *tagname,

								GMarkupParser 	      *parser,

								gpointer      	      *data);

static void       gtk_cell_view_buildable_custom_tag_end       (GtkBuildable  	      *buildable,

								GtkBuilder    	      *builder,

								GObject       	      *child,

								const gchar   	      *tagname,

								gpointer      	      *data);

static GtkBuildableIface *parent_buildable_iface;

#define GTK_CELL_VIEW_GET_PRIVATE(obj)    (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_CELL_VIEW, GtkCellViewPrivate))

enum

{

  PROP_0,

  PROP_BACKGROUND,

  PROP_BACKGROUND_GDK,

  PROP_BACKGROUND_SET,

  PROP_MODEL

};

G_DEFINE_TYPE_WITH_CODE (GtkCellView, gtk_cell_view, GTK_TYPE_WIDGET, 

			 G_IMPLEMENT_INTERFACE (GTK_TYPE_CELL_LAYOUT,

						gtk_cell_view_cell_layout_init)

			 G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,

						gtk_cell_view_buildable_init))

static void

gtk_cell_view_class_init (GtkCellViewClass *klass)

{

  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);

  gobject_class->get_property = gtk_cell_view_get_property;

  gobject_class->set_property = gtk_cell_view_set_property;

  gobject_class->finalize = gtk_cell_view_finalize;

  widget_class->expose_event = gtk_cell_view_expose;

  widget_class->size_allocate = gtk_cell_view_size_allocate;

  widget_class->size_request = gtk_cell_view_size_request;

  /* properties */

  g_object_class_install_property (gobject_class,

                                   PROP_BACKGROUND,

                                   g_param_spec_string ("background",

                                                        P_("Background color name"),

                                                        P_("Background color as a string"),

                                                        NULL,

                                                        GTK_PARAM_WRITABLE));

  g_object_class_install_property (gobject_class,

                                   PROP_BACKGROUND_GDK,

                                   g_param_spec_boxed ("background-gdk",

                                                      P_("Background color"),

                                                      P_("Background color as a GdkColor"),

                                                      GDK_TYPE_COLOR,

                                                      GTK_PARAM_READWRITE));

  /**

   * GtkCellView:model

   *

   * The model for cell view

   *

   * since 2.10

   */

  g_object_class_install_property (gobject_class,

				   PROP_MODEL,

				   g_param_spec_object  ("model",

							 P_("CellView model"),

							 P_("The model for cell view"),

							 GTK_TYPE_TREE_MODEL,

							 GTK_PARAM_READWRITE));

#define ADD_SET_PROP(propname, propval, nick, blurb) g_object_class_install_property (gobject_class, propval, g_param_spec_boolean (propname, nick, blurb, FALSE, GTK_PARAM_READWRITE))

  ADD_SET_PROP ("background-set", PROP_BACKGROUND_SET,

                P_("Background set"),

                P_("Whether this tag affects the background color"));

  g_type_class_add_private (gobject_class, sizeof (GtkCellViewPrivate));

}

static void

gtk_cell_view_buildable_init (GtkBuildableIface *iface)

{

  parent_buildable_iface = g_type_interface_peek_parent (iface);

  iface->add_child = _gtk_cell_layout_buildable_add_child;

  iface->custom_tag_start = gtk_cell_view_buildable_custom_tag_start;

  iface->custom_tag_end = gtk_cell_view_buildable_custom_tag_end;

}

static void

gtk_cell_view_cell_layout_init (GtkCellLayoutIface *iface)

{

  iface->pack_start = gtk_cell_view_cell_layout_pack_start;

  iface->pack_end = gtk_cell_view_cell_layout_pack_end;

  iface->clear = gtk_cell_view_cell_layout_clear;

  iface->add_attribute = gtk_cell_view_cell_layout_add_attribute;

  iface->set_cell_data_func = gtk_cell_view_cell_layout_set_cell_data_func;

  iface->clear_attributes = gtk_cell_view_cell_layout_clear_attributes;

  iface->reorder = gtk_cell_view_cell_layout_reorder;

  iface->get_cells = gtk_cell_view_cell_layout_get_cells;

}

static void

gtk_cell_view_get_property (GObject    *object,

                            guint       param_id,

                            GValue     *value,

                            GParamSpec *pspec)

{

  GtkCellView *view = GTK_CELL_VIEW (object);

  switch (param_id)

    {

      case PROP_BACKGROUND_GDK:

        {

          GdkColor color;

          color = view->priv->background;

          g_value_set_boxed (value, &color;;

        }

        break;

      case PROP_BACKGROUND_SET:

        g_value_set_boolean (value, view->priv->background_set);

        break;

      case PROP_MODEL:

	g_value_set_object (value, view->priv->model);

	break;

      default:

        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);

        break;

    }

}

static void

gtk_cell_view_set_property (GObject      *object,

                            guint         param_id,

                            const GValue *value,

                            GParamSpec   *pspec)

{

  GtkCellView *view = GTK_CELL_VIEW (object);

  switch (param_id)

    {

      case PROP_BACKGROUND:

        {

          GdkColor color;

          if (!g_value_get_string (value))

            gtk_cell_view_set_background_color (view, NULL);

          else if (gdk_color_parse (g_value_get_string (value), &color))

            gtk_cell_view_set_background_color (view, &color;;

          else

            g_warning ("Don't know color `%s'", g_value_get_string (value));

          g_object_notify (object, "background-gdk");

        }

        break;

      case PROP_BACKGROUND_GDK:

        gtk_cell_view_set_background_color (view, g_value_get_boxed (value));

        break;

      case PROP_BACKGROUND_SET:

        view->priv->background_set = g_value_get_boolean (value);

        break;

      case PROP_MODEL:

	gtk_cell_view_set_model (view, g_value_get_object (value));

	break;

    default:

        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);

        break;

    }

}

static void

gtk_cell_view_init (GtkCellView *cellview)

{

  gtk_widget_set_has_window (GTK_WIDGET (cellview), FALSE);

  cellview->priv = GTK_CELL_VIEW_GET_PRIVATE (cellview);

}

static void

gtk_cell_view_finalize (GObject *object)

{

  GtkCellView *cellview = GTK_CELL_VIEW (object);

  gtk_cell_view_cell_layout_clear (GTK_CELL_LAYOUT (cellview));

  if (cellview->priv->model)

     g_object_unref (cellview->priv->model);

  if (cellview->priv->displayed_row)

     gtk_tree_row_reference_free (cellview->priv->displayed_row);

  G_OBJECT_CLASS (gtk_cell_view_parent_class)->finalize (object);

}

static void

gtk_cell_view_size_request (GtkWidget      *widget,

                            GtkRequisition *requisition)

{

  GList *i;

  gboolean first_cell = TRUE;

  GtkCellView *cellview;

  cellview = GTK_CELL_VIEW (widget);

  requisition->width = 0;

  requisition->height = 0;

  if (cellview->priv->displayed_row)

    gtk_cell_view_set_cell_data (cellview);

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      gint width, height;

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (!info->cell->visible)

        continue;

      if (!first_cell)

        requisition->width += cellview->priv->spacing;

      gtk_cell_renderer_get_size (info->cell, widget, NULL, NULL, NULL,

                                  &width, &height);

      info->requested_width = width;

      requisition->width += width;

      requisition->height = MAX (requisition->height, height);

      first_cell = FALSE;

    }

}

static void

gtk_cell_view_size_allocate (GtkWidget     *widget,

                             GtkAllocation *allocation)

{

  GList *i;

  gint expand_cell_count = 0;

  gint full_requested_width = 0;

  gint extra_space;

  GtkCellView *cellview;

  widget->allocation = *allocation;

  cellview = GTK_CELL_VIEW (widget);

  /* checking how much extra space we have */

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (!info->cell->visible)

        continue;

      if (info->expand)

        expand_cell_count++;

      full_requested_width += info->requested_width;

    }

  extra_space = widget->allocation.width - full_requested_width;

  if (extra_space < 0)

    extra_space = 0;

  else if (extra_space > 0 && expand_cell_count > 0)

    extra_space /= expand_cell_count;

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (!info->cell->visible)

        continue;

      info->real_width = info->requested_width +

        (info->expand ? extra_space : 0);

    }

}

static gboolean

gtk_cell_view_expose (GtkWidget      *widget,

                      GdkEventExpose *event)

{

  GList *i;

  GtkCellView *cellview;

  GdkRectangle area;

  GtkCellRendererState state;

  gboolean rtl = (gtk_widget_get_direction(widget) == GTK_TEXT_DIR_RTL);

  cellview = GTK_CELL_VIEW (widget);

  if (!gtk_widget_is_drawable (widget))

    return FALSE;

  /* "blank" background */

  if (cellview->priv->background_set)

    {

      cairo_t *cr = gdk_cairo_create (GTK_WIDGET (cellview)->window);

      gdk_cairo_rectangle (cr, &widget->allocation);

      cairo_set_source_rgb (cr,

			    cellview->priv->background.red / 65535.,

			    cellview->priv->background.green / 65535.,

			    cellview->priv->background.blue / 65535.);

      cairo_fill (cr);

      cairo_destroy (cr);

    }

  /* set cell data (if available) */

  if (cellview->priv->displayed_row)

    gtk_cell_view_set_cell_data (cellview);

  else if (cellview->priv->model)

    return FALSE;

  /* render cells */

  area = widget->allocation;

  /* we draw on our very own window, initialize x and y to zero */

  area.x = widget->allocation.x + (rtl ? widget->allocation.width : 0); 

  area.y = widget->allocation.y;

  if (gtk_widget_get_state (widget) == GTK_STATE_PRELIGHT)

    state = GTK_CELL_RENDERER_PRELIT;

  else if (gtk_widget_get_state (widget) == GTK_STATE_INSENSITIVE)

    state = GTK_CELL_RENDERER_INSENSITIVE;

  else

    state = 0;

  /* PACK_START */

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (info->pack == GTK_PACK_END)

        continue;

      if (!info->cell->visible)

        continue;

      area.width = info->real_width;

      if (rtl)                                             

         area.x -= area.width;

      gtk_cell_renderer_render (info->cell,

                                event->window,

                                widget,

                                /* FIXME! */

                                &area, &area, &event->area, state);

      if (!rtl)                                           

         area.x += info->real_width;

    }

   area.x = rtl ? widget->allocation.x : (widget->allocation.x + widget->allocation.width);  

  /* PACK_END */

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (info->pack == GTK_PACK_START)

        continue;

      if (!info->cell->visible)

        continue;

      area.width = info->real_width;

      if (!rtl)

         area.x -= area.width;   

      gtk_cell_renderer_render (info->cell,

                                widget->window,

                                widget,

                                /* FIXME ! */

                                &area, &area, &event->area, state);

      if (rtl)

         area.x += info->real_width;

    }

  return FALSE;

}

static GtkCellViewCellInfo *

gtk_cell_view_get_cell_info (GtkCellView     *cellview,

                             GtkCellRenderer *renderer)

{

  GList *i;

  for (i = cellview->priv->cell_list; i; i = i->next)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)i->data;

      if (info->cell == renderer)

        return info;

    }

  return NULL;

}

static void

gtk_cell_view_set_cell_data (GtkCellView *cell_view)

{

  GList *i;

  GtkTreeIter iter;

  GtkTreePath *path;

  g_return_if_fail (cell_view->priv->displayed_row != NULL);

  path = gtk_tree_row_reference_get_path (cell_view->priv->displayed_row);

  if (!path)

    return;

  gtk_tree_model_get_iter (cell_view->priv->model, &iter, path);

  gtk_tree_path_free (path);

  for (i = cell_view->priv->cell_list; i; i = i->next)

    {

      GSList *j;

      GtkCellViewCellInfo *info = i->data;

      g_object_freeze_notify (G_OBJECT (info->cell));

      for (j = info->attributes; j && j->next; j = j->next->next)

        {

          gchar *property = j->data;

          gint column = GPOINTER_TO_INT (j->next->data);

          GValue value = {0, };

          gtk_tree_model_get_value (cell_view->priv->model, &iter,

                                    column, &value);

          g_object_set_property (G_OBJECT (info->cell),

                                 property, &value);

          g_value_unset (&value);

        }

      if (info->func)

	(* info->func) (GTK_CELL_LAYOUT (cell_view),

			info->cell,

			cell_view->priv->model,

			&iter,

			info->func_data);

      g_object_thaw_notify (G_OBJECT (info->cell));

    }

}

/* GtkCellLayout implementation */

static void

gtk_cell_view_cell_layout_pack_start (GtkCellLayout   *layout,

                                      GtkCellRenderer *renderer,

                                      gboolean         expand)

{

  GtkCellViewCellInfo *info;

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  g_return_if_fail (!gtk_cell_view_get_cell_info (cellview, renderer));

  g_object_ref_sink (renderer);

  info = g_slice_new0 (GtkCellViewCellInfo);

  info->cell = renderer;

  info->expand = expand ? TRUE : FALSE;

  info->pack = GTK_PACK_START;

  cellview->priv->cell_list = g_list_append (cellview->priv->cell_list, info);

  gtk_widget_queue_resize (GTK_WIDGET (cellview));

}

static void

gtk_cell_view_cell_layout_pack_end (GtkCellLayout   *layout,

                                    GtkCellRenderer *renderer,

                                    gboolean         expand)

{

  GtkCellViewCellInfo *info;

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  g_return_if_fail (!gtk_cell_view_get_cell_info (cellview, renderer));

  g_object_ref_sink (renderer);

  info = g_slice_new0 (GtkCellViewCellInfo);

  info->cell = renderer;

  info->expand = expand ? TRUE : FALSE;

  info->pack = GTK_PACK_END;

  cellview->priv->cell_list = g_list_append (cellview->priv->cell_list, info);

  gtk_widget_queue_resize (GTK_WIDGET (cellview));

}

static void

gtk_cell_view_cell_layout_add_attribute (GtkCellLayout   *layout,

                                         GtkCellRenderer *renderer,

                                         const gchar     *attribute,

                                         gint             column)

{

  GtkCellViewCellInfo *info;

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  info = gtk_cell_view_get_cell_info (cellview, renderer);

  g_return_if_fail (info != NULL);

  info->attributes = g_slist_prepend (info->attributes,

                                      GINT_TO_POINTER (column));

  info->attributes = g_slist_prepend (info->attributes,

                                      g_strdup (attribute));

}

static void

gtk_cell_view_cell_layout_clear (GtkCellLayout *layout)

{

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  while (cellview->priv->cell_list)

    {

      GtkCellViewCellInfo *info = (GtkCellViewCellInfo *)cellview->priv->cell_list->data;

      gtk_cell_view_cell_layout_clear_attributes (layout, info->cell);

      g_object_unref (info->cell);

      g_slice_free (GtkCellViewCellInfo, info);

      cellview->priv->cell_list = g_list_delete_link (cellview->priv->cell_list, 

						      cellview->priv->cell_list);

    }

  gtk_widget_queue_resize (GTK_WIDGET (cellview));

}

static void

gtk_cell_view_cell_layout_set_cell_data_func (GtkCellLayout         *layout,

                                              GtkCellRenderer       *cell,

                                              GtkCellLayoutDataFunc  func,

                                              gpointer               func_data,

                                              GDestroyNotify         destroy)

{

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  GtkCellViewCellInfo *info;

  info = gtk_cell_view_get_cell_info (cellview, cell);

  g_return_if_fail (info != NULL);

  if (info->destroy)

    {

      GDestroyNotify d = info->destroy;

      info->destroy = NULL;

      d (info->func_data);

    }

  info->func = func;

  info->func_data = func_data;

  info->destroy = destroy;

}

static void

gtk_cell_view_cell_layout_clear_attributes (GtkCellLayout   *layout,

                                            GtkCellRenderer *renderer)

{

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  GtkCellViewCellInfo *info;

  GSList *list;

  info = gtk_cell_view_get_cell_info (cellview, renderer);

  if (info != NULL)

    {

      list = info->attributes;

      while (list && list->next)

	{

	  g_free (list->data);

	  list = list->next->next;

	}

      g_slist_free (info->attributes);

      info->attributes = NULL;

    }

}

static void

gtk_cell_view_cell_layout_reorder (GtkCellLayout   *layout,

                                   GtkCellRenderer *cell,

                                   gint             position)

{

  GtkCellView *cellview = GTK_CELL_VIEW (layout);

  GtkCellViewCellInfo *info;

  GList *link;

  info = gtk_cell_view_get_cell_info (cellview, cell);

  g_return_if_fail (info != NULL);

  g_return_if_fail (position >= 0);

  link = g_list_find (cellview->priv->cell_list, info);

  g_return_if_fail (link != NULL);

  cellview->priv->cell_list = g_list_delete_link (cellview->priv->cell_list,

                                                  link);

  cellview->priv->cell_list = g_list_insert (cellview->priv->cell_list,

                                             info, position);

  gtk_widget_queue_draw (GTK_WIDGET (cellview));

}

/**

 * gtk_cell_view_new:

 *

 * Creates a new #GtkCellView widget.

 *

 * Return value: A newly created #GtkCellView widget.

 *

 * Since: 2.6

 */

GtkWidget *

gtk_cell_view_new (void)

{

  GtkCellView *cellview;

  cellview = g_object_new (gtk_cell_view_get_type (), NULL);

  return GTK_WIDGET (cellview);

}

/**

 * gtk_cell_view_new_with_text:

 * @text: the text to display in the cell view

 *

 * Creates a new #GtkCellView widget, adds a #GtkCellRendererText 

 * to it, and makes its show @text.

 *

 * Return value: A newly created #GtkCellView widget.

 *

 * Since: 2.6

 */

GtkWidget *

gtk_cell_view_new_with_text (const gchar *text)

{

  GtkCellView *cellview;

  GtkCellRenderer *renderer;

  GValue value = {0, };

  cellview = GTK_CELL_VIEW (gtk_cell_view_new ());

  renderer = gtk_cell_renderer_text_new ();

  gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview),

                                        renderer, TRUE);

  g_value_init (&value, G_TYPE_STRING);

  g_value_set_string (&value, text);

  gtk_cell_view_set_value (cellview, renderer, "text", &value);

  g_value_unset (&value);

  return GTK_WIDGET (cellview);

}

/**

 * gtk_cell_view_new_with_markup:

 * @markup: the text to display in the cell view

 *

 * Creates a new #GtkCellView widget, adds a #GtkCellRendererText 

 * to it, and makes it show @markup. The text can be

 * marked up with the <link linkend="PangoMarkupFormat">Pango text 

 * markup language</link>.

 *

 * Return value: A newly created #GtkCellView widget.

 *

 * Since: 2.6

 */

GtkWidget *

gtk_cell_view_new_with_markup (const gchar *markup)

{

  GtkCellView *cellview;

  GtkCellRenderer *renderer;

  GValue value = {0, };

  cellview = GTK_CELL_VIEW (gtk_cell_view_new ());

  renderer = gtk_cell_renderer_text_new ();

  gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview),

                                        renderer, TRUE);

  g_value_init (&value, G_TYPE_STRING);

  g_value_set_string (&value, markup);

  gtk_cell_view_set_value (cellview, renderer, "markup", &value);

  g_value_unset (&value);

  return GTK_WIDGET (cellview);

}

/**

 * gtk_cell_view_new_with_pixbuf:

 * @pixbuf: the image to display in the cell view

 *

 * Creates a new #GtkCellView widget, adds a #GtkCellRendererPixbuf 

 * to it, and makes its show @pixbuf. 

 *

 * Return value: A newly created #GtkCellView widget.

 *

 * Since: 2.6

 */

GtkWidget *

gtk_cell_view_new_with_pixbuf (GdkPixbuf *pixbuf)

{

  GtkCellView *cellview;

  GtkCellRenderer *renderer;

  GValue value = {0, };

  cellview = GTK_CELL_VIEW (gtk_cell_view_new ());

  renderer = gtk_cell_renderer_pixbuf_new ();

  gtk_cell_view_cell_layout_pack_start (GTK_CELL_LAYOUT (cellview),

                                        renderer, TRUE);

  g_value_init (&value, GDK_TYPE_PIXBUF);

  g_value_set_object (&value, pixbuf);

  gtk_cell_view_set_value (cellview, renderer, "pixbuf", &value);

  g_value_unset (&value);

  return GTK_WIDGET (cellview);

}

/**

 * gtk_cell_view_set_value:

 * @cell_view: a #GtkCellView widget

 * @renderer: one of the renderers of @cell_view

 * @property: the name of the property of @renderer to set

 * @value: the new value to set the property to

 * 

 * Sets a property of a cell renderer of @cell_view, and

 * makes sure the display of @cell_view is updated.

 *

 * Since: 2.6

 */

static void

gtk_cell_view_set_value (GtkCellView     *cell_view,

                         GtkCellRenderer *renderer,

                         gchar           *property,

                         GValue          *value)

{

  g_object_set_property (G_OBJECT (renderer), property, value);

  /* force resize and redraw */

  gtk_widget_queue_resize (GTK_WIDGET (cell_view));

}

/**

 * gtk_cell_view_set_model:

 * @cell_view: a #GtkCellView

 * @model: (allow-none): a #GtkTreeModel

 *

 * Sets the model for @cell_view.  If @cell_view already has a model

 * set, it will remove it before setting the new model.  If @model is

 * %NULL, then it will unset the old model.

 *

 * Since: 2.6

 */

void

gtk_cell_view_set_model (GtkCellView  *cell_view,

                         GtkTreeModel *model)

{

  g_return_if_fail (GTK_IS_CELL_VIEW (cell_view));

  g_return_if_fail (model == NULL || GTK_IS_TREE_MODEL (model));

  if (cell_view->priv->model)