[gtk+/treeview-refactor] Added test and scaffolding widget for GtkCellArea.



commit 85d6aa1627c780d42b458893ffdb311c62dbd703
Author: Tristan Van Berkom <tristan van berkom gmail com>
Date:   Tue Nov 9 01:26:38 2010 +0900

    Added test and scaffolding widget for GtkCellArea.

 tests/Makefile.am        |   10 +-
 tests/cellareascaffold.c |  623 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/testcellarea.c     |  125 +++++++++
 3 files changed, 757 insertions(+), 1 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 83b70a5..7815104 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -95,7 +95,8 @@ noinst_PROGRAMS =  $(TEST_PROGS)	\
 	testexpand			\
 	testexpander			\
 	testvolumebutton		\
-	testscrolledwindow
+	testscrolledwindow		\
+	testcellarea
 
 if USE_X11
 noinst_PROGRAMS += testerrors
@@ -181,6 +182,7 @@ testgrouping_DEPENDENCIES = $(TEST_DEPS)
 testtooltips_DEPENDENCIES = $(TEST_DEPS)
 testvolumebutton_DEPENDENCIES = $(TEST_DEPS)
 testscrolledwindow_DEPENDENCIES = $(TEST_DEPS)
+testcellarea_DEPENDENCIES = $(TEST_DEPS)
 testwindows_DEPENDENCIES = $(TEST_DEPS)
 testexpand_DEPENDENCIES = $(TEST_DEPS)
 testexpander_DEPENDENCIES = $(TEST_DEPS)
@@ -255,6 +257,7 @@ testgrouping_LDADD = $(LDADDS)
 testtooltips_LDADD = $(LDADDS)
 testvolumebutton_LDADD = $(LDADDS)
 testscrolledwindow_LDADD = $(LDADDS)
+testcellarea_LDADD = $(LDADDS)
 testwindows_LDADD = $(LDADDS)
 testexpand_LDADD = $(LDADDS)
 testexpander_LDADD = $(LDADDS)
@@ -367,6 +370,11 @@ testvolumebutton_SOURCES =	\
 testscrolledwindow_SOURCES =	\
 	testscrolledwindow.c
 
+testcellarea_SOURCES =		\
+	testcellarea.c		\
+	cellareascaffold.c	\
+	cellareascaffold.h
+
 testoffscreen_SOURCES = 	\
 	gtkoffscreenbox.c	\
 	gtkoffscreenbox.h	\
diff --git a/tests/cellareascaffold.c b/tests/cellareascaffold.c
new file mode 100644
index 0000000..b199d7c
--- /dev/null
+++ b/tests/cellareascaffold.c
@@ -0,0 +1,623 @@
+/* cellareascaffold.c
+ *
+ * Copyright (C) 2010 Openismus GmbH
+ *
+ * Authors:
+ *      Tristan Van Berkom <tristanvb openismus com>
+ *
+ * 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 <string.h>
+#include "cellareascaffold.h"
+
+/* GObjectClass */
+static void      cell_area_scaffold_finalize                       (GObject              *object);
+static void      cell_area_scaffold_dispose                        (GObject              *object);
+static void      cell_area_scaffold_set_property                   (GObject              *object,
+								    guint                 prop_id,
+								    const GValue         *value,
+								    GParamSpec           *pspec);
+static void      cell_area_scaffold_get_property                   (GObject              *object,
+								    guint                 prop_id,
+								    GValue               *value,
+								    GParamSpec           *pspec);
+
+/* GtkWidgetClass */
+static gboolean  cell_area_scaffold_draw                           (GtkWidget       *widget,
+								    cairo_t         *cr);
+static void      cell_area_scaffold_size_allocate                  (GtkWidget       *widget,
+								    GtkAllocation   *allocation);
+static void      cell_area_scaffold_get_preferred_width            (GtkWidget       *widget,
+								    gint            *minimum_size,
+								    gint            *natural_size);
+static void      cell_area_scaffold_get_preferred_height_for_width (GtkWidget       *widget,
+								    gint             for_size,
+								    gint            *minimum_size,
+								    gint            *natural_size);
+static void      cell_area_scaffold_get_preferred_height           (GtkWidget       *widget,
+								    gint            *minimum_size,
+								    gint            *natural_size);
+static void      cell_area_scaffold_get_preferred_width_for_height (GtkWidget       *widget,
+								    gint             for_size,
+								    gint            *minimum_size,
+								    gint            *natural_size);
+
+
+
+typedef struct {
+  gint    size; /* The size of the row in the scaffold's opposing orientation */
+} RowData;
+
+struct _CellAreaScaffoldPrivate {
+
+  /* The model we're showing data for */
+  GtkTreeModel    *model;
+
+  /* The area rendering the data and a global iter */
+  GtkCellArea     *area;
+  GtkCellAreaIter *iter;
+
+  /* Cache some info about rows (hieghts etc) */
+  GArray          *row_data;
+};
+
+
+#define ROW_SPACING  2
+
+enum {
+  PROP_0,
+  PROP_ORIENTATION
+};
+
+G_DEFINE_TYPE_WITH_CODE (CellAreaScaffold, cell_area_scaffold, GTK_TYPE_WIDGET,
+			 G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE, NULL));
+
+
+static void
+cell_area_scaffold_init (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv;
+
+  scaffold->priv = G_TYPE_INSTANCE_GET_PRIVATE (scaffold,
+						TYPE_CELL_AREA_SCAFFOLD,
+						CellAreaScaffoldPrivate);
+  priv = scaffold->priv;
+
+  priv->area = gtk_cell_area_box_new ();
+  priv->iter = gtk_cell_area_create_iter (priv->area);
+
+  priv->row_data = g_array_new (FALSE, FALSE, sizeof (RowData));
+
+  gtk_widget_set_has_window (GTK_WIDGET (scaffold), FALSE);
+}
+
+static void
+cell_area_scaffold_class_init (CellAreaScaffoldClass *class)
+{
+  GObjectClass   *gobject_class;
+  GtkWidgetClass *widget_class;
+
+  gobject_class = G_OBJECT_CLASS(class);
+  gobject_class->dispose = cell_area_scaffold_dispose;
+  gobject_class->finalize = cell_area_scaffold_finalize;
+  gobject_class->get_property = cell_area_scaffold_get_property;
+  gobject_class->set_property = cell_area_scaffold_set_property;
+
+  widget_class = GTK_WIDGET_CLASS(class);
+  widget_class->draw = cell_area_scaffold_draw;
+  widget_class->size_allocate = cell_area_scaffold_size_allocate;
+  widget_class->get_preferred_width = cell_area_scaffold_get_preferred_width;
+  widget_class->get_preferred_height_for_width = cell_area_scaffold_get_preferred_height_for_width;
+  widget_class->get_preferred_height = cell_area_scaffold_get_preferred_height;
+  widget_class->get_preferred_width_for_height = cell_area_scaffold_get_preferred_width_for_height;
+
+  g_object_class_override_property (gobject_class, PROP_ORIENTATION, "orientation");
+
+  g_type_class_add_private (gobject_class, sizeof (CellAreaScaffoldPrivate));
+}
+
+/*********************************************************
+ *                    GObjectClass                       *
+ *********************************************************/
+static void
+cell_area_scaffold_finalize (GObject *object)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
+  CellAreaScaffoldPrivate *priv;
+
+  priv = scaffold->priv;
+
+  g_array_free (priv->row_data, TRUE);
+
+  G_OBJECT_CLASS (cell_area_scaffold_parent_class)->finalize (object);
+}
+
+static void
+cell_area_scaffold_dispose (GObject *object)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
+  CellAreaScaffoldPrivate *priv;
+
+  priv = scaffold->priv;
+
+  cell_area_scaffold_set_model (scaffold, NULL);
+
+  if (priv->iter)
+    {
+      g_object_unref (priv->iter);
+      priv->iter = NULL;
+    }
+
+  if (priv->area)
+    {
+      g_object_unref (priv->area);
+      priv->area = NULL;
+    }
+
+  G_OBJECT_CLASS (cell_area_scaffold_parent_class)->dispose (object);  
+}
+
+static void
+cell_area_scaffold_set_property (GObject      *object,
+				 guint         prop_id,
+				 const GValue *value,
+				 GParamSpec   *pspec)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
+  CellAreaScaffoldPrivate *priv;
+
+  priv = scaffold->priv;
+
+  switch (prop_id)
+    {
+    case PROP_ORIENTATION:
+      gtk_orientable_set_orientation (GTK_ORIENTABLE (priv->area), 
+				      g_value_get_enum (value));
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void      
+cell_area_scaffold_get_property (GObject    *object,
+				 guint       prop_id,
+				 GValue     *value,
+				 GParamSpec *pspec)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (object);
+  CellAreaScaffoldPrivate *priv;
+
+  priv = scaffold->priv;
+
+  switch (prop_id)
+    {
+    case PROP_ORIENTATION:
+      g_value_set_enum (value, 
+			gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area)));
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+
+/*********************************************************
+ *                    GtkWidgetClass                     *
+ *********************************************************/
+static gboolean
+cell_area_scaffold_draw (GtkWidget       *widget,
+			 cairo_t         *cr)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+  GtkTreeIter              iter;
+  gboolean                 valid;
+  GdkRectangle             render_area;
+  GtkAllocation            allocation;
+  gint                     i = 0;
+
+  if (!priv->model)
+    return FALSE;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  gtk_widget_get_allocation (widget, &allocation);
+
+  render_area.x      = 0;
+  render_area.y      = 0;
+  render_area.width  = allocation.width;
+  render_area.height = allocation.height;
+
+  valid = gtk_tree_model_get_iter_first (priv->model, &iter);
+  while (valid)
+    {
+      RowData *data = &g_array_index (priv->row_data, RowData, i);
+
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+	{
+	  render_area.height = data->size;
+	}
+      else
+	{
+	  render_area.width = data->size;
+	}
+
+      gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
+      gtk_cell_area_render (priv->area, priv->iter, widget, cr, &render_area, 0);
+
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+	{
+	  render_area.y += data->size;
+	  render_area.y += ROW_SPACING;
+	}
+      else
+	{
+	  render_area.x += data->size;
+	  render_area.x += ROW_SPACING;
+	}
+
+      i++;
+      valid = gtk_tree_model_iter_next (priv->model, &iter);
+    }
+
+  return FALSE;
+}
+
+static void 
+request_all_base (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv = scaffold->priv;
+  GtkWidget               *widget = GTK_WIDGET (scaffold);
+  GtkOrientation           orientation;
+  GtkTreeIter              iter;
+  gboolean                 valid;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  valid = gtk_tree_model_get_iter_first (priv->model, &iter);
+  while (valid)
+    {
+      gint min, nat;
+
+      gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
+
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+	gtk_cell_area_get_preferred_width (priv->area, priv->iter, widget, &min, &nat);
+      else
+	gtk_cell_area_get_preferred_height (priv->area, priv->iter, widget, &min, &nat);
+
+      valid = gtk_tree_model_iter_next (priv->model, &iter);
+    }
+
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    gtk_cell_area_iter_sum_preferred_width (priv->iter);
+  else
+    gtk_cell_area_iter_sum_preferred_height (priv->iter);
+}
+
+static void 
+get_row_sizes (CellAreaScaffold *scaffold, 
+	       GArray           *array,
+	       gint              for_size)
+{
+  CellAreaScaffoldPrivate *priv = scaffold->priv;
+  GtkWidget               *widget = GTK_WIDGET (scaffold);
+  GtkOrientation           orientation;
+  GtkTreeIter              iter;
+  gboolean                 valid;
+  gint                     i = 0;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  valid = gtk_tree_model_get_iter_first (priv->model, &iter);
+  while (valid)
+    {
+      RowData *data = &g_array_index (array, RowData, i);
+
+      gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
+
+      if (orientation == GTK_ORIENTATION_HORIZONTAL)
+	gtk_cell_area_get_preferred_height_for_width (priv->area, priv->iter, widget, 
+						      for_size, &data->size, NULL);
+      else
+	gtk_cell_area_get_preferred_width_for_height (priv->area, priv->iter, widget, 
+						      for_size, &data->size, NULL);
+
+      i++;
+      valid = gtk_tree_model_iter_next (priv->model, &iter);
+    }
+}
+
+static void
+cell_area_scaffold_size_allocate (GtkWidget           *widget,
+				  GtkAllocation       *allocation)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+
+  if (!priv->model)
+    return;
+
+  gtk_widget_set_allocation (widget, allocation);
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  /* Cache the per-row sizes and allocate the iter */
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    {
+      get_row_sizes (scaffold, priv->row_data, allocation->width);
+      gtk_cell_area_iter_allocate_width (priv->iter, allocation->width);
+    }
+  else
+    {
+      get_row_sizes (scaffold, priv->row_data, allocation->height);
+      gtk_cell_area_iter_allocate_height (priv->iter, allocation->height);
+    }
+}
+
+
+static void
+cell_area_scaffold_get_preferred_width (GtkWidget       *widget,
+					gint            *minimum_size,
+					gint            *natural_size)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    {
+      request_all_base (scaffold);
+
+      gtk_cell_area_iter_get_preferred_width (priv->iter, minimum_size, natural_size);
+    }
+  else
+    {
+      gint min_size, nat_size;
+
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height (widget, &min_size, &nat_size);
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width_for_height (widget, min_size, 
+								     minimum_size, natural_size);
+    }
+}
+
+static void
+cell_area_scaffold_get_preferred_height_for_width (GtkWidget       *widget,
+						   gint             for_size,
+						   gint            *minimum_size,
+						   gint            *natural_size)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  if (orientation == GTK_ORIENTATION_HORIZONTAL)
+    {
+      GArray *request_array;
+      gint    n_rows, i, full_size = 0;
+
+      n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
+
+      /* Get an array for the contextual request */
+      request_array = g_array_new (FALSE, FALSE, sizeof (RowData));
+      g_array_set_size (request_array, n_rows);
+      memset (request_array->data, 0x0, n_rows * sizeof (RowData));
+
+      /* Gather each contextual size into the request array */
+      get_row_sizes (scaffold, request_array, for_size);
+
+      /* Sum up the size and add some row spacing */
+      for (i = 0; i < n_rows; i++)
+	{
+	  RowData *data = &g_array_index (request_array, RowData, i);
+
+	  full_size += data->size;
+	}
+
+      full_size += MAX (0, n_rows -1) * ROW_SPACING;
+
+      g_array_free (request_array, TRUE);
+
+      *minimum_size = full_size;
+      *natural_size = full_size;
+    }
+  else
+    {
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height (widget, minimum_size, natural_size);
+    }
+}
+
+static void
+cell_area_scaffold_get_preferred_height (GtkWidget       *widget,
+					 gint            *minimum_size,
+					 gint            *natural_size)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  if (orientation == GTK_ORIENTATION_VERTICAL)
+    {
+      request_all_base (scaffold);
+
+      gtk_cell_area_iter_get_preferred_height (priv->iter, minimum_size, natural_size);
+    }
+  else
+    {
+      gint min_size, nat_size;
+
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, &min_size, &nat_size);
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_height_for_width (widget, min_size, 
+								     minimum_size, natural_size);
+    }
+}
+
+static void
+cell_area_scaffold_get_preferred_width_for_height (GtkWidget       *widget,
+						   gint             for_size,
+						   gint            *minimum_size,
+						   gint            *natural_size)
+{
+  CellAreaScaffold        *scaffold = CELL_AREA_SCAFFOLD (widget);
+  CellAreaScaffoldPrivate *priv     = scaffold->priv;
+  GtkOrientation           orientation;
+
+  if (!priv->model)
+    return;
+
+  orientation = gtk_orientable_get_orientation (GTK_ORIENTABLE (priv->area));
+
+  if (orientation == GTK_ORIENTATION_VERTICAL)
+    {
+      GArray *request_array;
+      gint    n_rows, i, full_size = 0;
+
+      n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
+
+      /* Get an array for the contextual request */
+      request_array = g_array_new (FALSE, FALSE, sizeof (RowData));
+      g_array_set_size (request_array, n_rows);
+      memset (request_array->data, 0x0, n_rows * sizeof (RowData));
+
+      /* Gather each contextual size into the request array */
+      get_row_sizes (scaffold, request_array, for_size);
+
+      /* Sum up the size and add some row spacing */
+      for (i = 0; i < n_rows; i++)
+	{
+	  RowData *data = &g_array_index (request_array, RowData, i);
+
+	  full_size += data->size;
+	}
+
+      full_size += MAX (0, n_rows -1) * ROW_SPACING;
+
+      g_array_free (request_array, TRUE);
+
+      *minimum_size = full_size;
+      *natural_size = full_size;
+    }
+  else
+    {
+      GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_size, natural_size);
+    }
+}
+
+
+
+/*********************************************************
+ *                         API                           *
+ *********************************************************/
+GtkWidget *
+cell_area_scaffold_new (void)
+{
+  return (GtkWidget *)g_object_new (TYPE_CELL_AREA_SCAFFOLD, NULL);
+}
+
+GtkCellArea  *
+cell_area_scaffold_get_area (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_val_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold), NULL);
+
+  priv = scaffold->priv;
+
+  return priv->area;
+}
+
+void
+cell_area_scaffold_set_model (CellAreaScaffold *scaffold,
+			      GtkTreeModel     *model)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold));
+
+  priv = scaffold->priv;
+
+  if (priv->model != model)
+    {
+      if (priv->model)
+	{
+	  /* XXX disconnect signals */
+	  g_object_unref (priv->model);
+	}
+
+      priv->model = model;
+
+      if (priv->model)
+	{
+	  gint n_rows;
+
+	  /* XXX connect signals */
+	  g_object_ref (priv->model);
+
+	  n_rows = gtk_tree_model_iter_n_children (priv->model, NULL);
+
+	  /* Clear/reset the array */
+	  g_array_set_size (priv->row_data, n_rows);
+	  memset (priv->row_data->data, 0x0, n_rows * sizeof (RowData));
+	}
+      else
+	{
+	  g_array_set_size (priv->row_data, 0);
+	}
+
+      gtk_cell_area_iter_flush (priv->iter);
+
+      gtk_widget_queue_resize (GTK_WIDGET (scaffold));
+    }
+}
+
+GtkTreeModel *
+cell_area_scaffold_get_model (CellAreaScaffold *scaffold)
+{
+  CellAreaScaffoldPrivate *priv;
+  
+  g_return_val_if_fail (IS_CELL_AREA_SCAFFOLD (scaffold), NULL);
+
+  priv = scaffold->priv;
+
+  return priv->model;
+}
diff --git a/tests/testcellarea.c b/tests/testcellarea.c
new file mode 100644
index 0000000..688dbab
--- /dev/null
+++ b/tests/testcellarea.c
@@ -0,0 +1,125 @@
+#include <gtk/gtk.h>
+#include "cellareascaffold.h"
+
+enum {
+  SIMPLE_COLUMN_NAME,
+  SIMPLE_COLUMN_ICON,
+  SIMPLE_COLUMN_DESCRIPTION,
+  N_SIMPLE_COLUMNS
+};
+
+static GtkTreeModel *
+simple_list_model (void)
+{
+  GtkTreeIter   iter;
+  GtkListStore *store = 
+    gtk_list_store_new (N_SIMPLE_COLUMNS,
+			G_TYPE_STRING,  /* name text */
+			G_TYPE_STRING,  /* icon name */
+			G_TYPE_STRING); /* description text */
+
+  gtk_list_store_append (store, &iter);
+  gtk_list_store_set (store, &iter, 
+		      SIMPLE_COLUMN_NAME, "Alice in wonderland",
+		      SIMPLE_COLUMN_ICON, "gtk-execute",
+		      SIMPLE_COLUMN_DESCRIPTION, "One pill makes you smaller and the other pill makes you tall",
+		      -1);
+
+  gtk_list_store_append (store, &iter);
+  gtk_list_store_set (store, &iter, 
+		      SIMPLE_COLUMN_NAME, "Highschool Principal",
+		      SIMPLE_COLUMN_ICON, "gtk-help",
+		      SIMPLE_COLUMN_DESCRIPTION, 
+		      "Will make you copy the dictionary if you dont like your math teacher",
+		      -1);
+
+  gtk_list_store_append (store, &iter);
+  gtk_list_store_set (store, &iter, 
+		      SIMPLE_COLUMN_NAME, "Marry Poppins",
+		      SIMPLE_COLUMN_ICON, "gtk-yes",
+		      SIMPLE_COLUMN_DESCRIPTION, "Supercalifragilisticexpialidocious",
+		      -1);
+
+  gtk_list_store_append (store, &iter);
+  gtk_list_store_set (store, &iter, 
+		      SIMPLE_COLUMN_NAME, "George Bush",
+		      SIMPLE_COLUMN_ICON, "gtk-dialog-warning",
+		      SIMPLE_COLUMN_DESCRIPTION, "Please hide your nuclear weapons when inviting "
+		      "him to dinner",
+		      -1);
+
+  gtk_list_store_append (store, &iter);
+  gtk_list_store_set (store, &iter, 
+		      SIMPLE_COLUMN_NAME, "Whinnie the pooh",
+		      SIMPLE_COLUMN_ICON, "gtk-stop",
+		      SIMPLE_COLUMN_DESCRIPTION, "The most wonderful thing about tiggers, "
+		      "is tiggers are wonderful things",
+		      -1);
+
+  return (GtkTreeModel *)store;
+}
+
+static void
+simple_cell_area (void)
+{
+  GtkWidget *window;
+  GtkTreeModel *model;
+  GtkWidget *scaffold, *frame, *label, *box;
+  GtkCellArea *area;
+  GtkCellRenderer *renderer;
+
+  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+
+  scaffold = cell_area_scaffold_new ();
+  gtk_widget_show (scaffold);
+
+  model = simple_list_model ();
+
+  cell_area_scaffold_set_model (CELL_AREA_SCAFFOLD (scaffold), model);
+
+  area = cell_area_scaffold_get_area (CELL_AREA_SCAFFOLD (scaffold));
+
+  renderer = gtk_cell_renderer_text_new ();
+  gtk_cell_area_box_pack_start (GTK_CELL_AREA_BOX (area), renderer, FALSE, FALSE);
+  gtk_cell_area_attribute_connect (area, renderer, "text", SIMPLE_COLUMN_NAME);
+
+  renderer = gtk_cell_renderer_pixbuf_new ();
+  g_object_set (G_OBJECT (renderer), "xalign", 0.0F, NULL);
+  gtk_cell_area_box_pack_start (GTK_CELL_AREA_BOX (area), renderer, TRUE, FALSE);
+  gtk_cell_area_attribute_connect (area, renderer, "stock-id", SIMPLE_COLUMN_ICON);
+
+  renderer = gtk_cell_renderer_text_new ();
+  g_object_set (G_OBJECT (renderer), 
+		"wrap-mode", PANGO_WRAP_WORD,
+		"wrap-width", 215,
+		NULL);
+  gtk_cell_area_box_pack_start (GTK_CELL_AREA_BOX (area), renderer, FALSE, TRUE);
+  gtk_cell_area_attribute_connect (area, renderer, "text", SIMPLE_COLUMN_DESCRIPTION);
+
+  box   = gtk_vbox_new (FALSE, 4);
+  frame = gtk_frame_new (NULL);
+  label = gtk_label_new ("GtkCellArea below");
+  gtk_widget_show (box);
+  gtk_widget_show (frame);
+  gtk_widget_show (label);
+
+  gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (box), frame, FALSE, FALSE, 0);
+
+  gtk_container_add (GTK_CONTAINER (frame), scaffold);
+  gtk_container_add (GTK_CONTAINER (window), box);
+
+  gtk_widget_show (window);
+}
+
+int
+main (int argc, char *argv[])
+{
+  gtk_init (NULL, NULL);
+
+  simple_cell_area ();
+
+  gtk_main ();
+
+  return 0;
+}



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