libsysprof-gtk: start on memory callgraph view

src/libsysprof-gtk/libsysprof-gtk.gresource.xml

@@ -5,6 +5,7 @@
     <file preprocess="xml-stripblanks">sysprof-mark-chart.ui</file>
     <file preprocess="xml-stripblanks">sysprof-mark-chart-row.ui</file>
     <file preprocess="xml-stripblanks">sysprof-mark-table.ui</file>
+    <file preprocess="xml-stripblanks">sysprof-memory-callgraph-view.ui</file>
     <file preprocess="xml-stripblanks">sysprof-track-view.ui</file>
     <file preprocess="xml-stripblanks">sysprof-tracks-view.ui</file>
     <file preprocess="xml-stripblanks">sysprof-weighted-callgraph-view.ui</file>

src/libsysprof-gtk/meson.build

@@ -8,6 +8,7 @@ libsysprof_gtk_public_sources = [
   'sysprof-line-layer.c',
   'sysprof-mark-chart.c',
   'sysprof-mark-table.c',
+  'sysprof-memory-callgraph-view.c',
   'sysprof-normalized-series.c',
   'sysprof-normalized-series-item.c',
   'sysprof-series.c',
@@ -42,6 +43,7 @@ libsysprof_gtk_public_headers = [
   'sysprof-line-layer.h',
   'sysprof-mark-chart.h',
   'sysprof-mark-table.h',
+  'sysprof-memory-callgraph-view.h',
   'sysprof-normalized-series.h',
   'sysprof-normalized-series-item.h',
   'sysprof-series.h',

src/libsysprof-gtk/sysprof-gtk.h

@@ -34,6 +34,7 @@ G_BEGIN_DECLS
 # include "sysprof-line-layer.h"
 # include "sysprof-mark-chart.h"
 # include "sysprof-mark-table.h"
+# include "sysprof-memory-callgraph-view.h"
 # include "sysprof-normalized-series.h"
 # include "sysprof-normalized-series-item.h"
 # include "sysprof-series.h"

src/libsysprof-gtk/sysprof-memory-callgraph-view.c

@@ -0,0 +1,363 @@
+/* sysprof-memory-callgraph-view.c
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "config.h"
+
+#include "sysprof-callgraph-view-private.h"
+#include "sysprof-memory-callgraph-view.h"
+#include "sysprof-progress-cell-private.h"
+
+struct _SysprofMemoryCallgraphView
+{
+  SysprofCallgraphView parent_instance;
+
+  GtkColumnViewColumn *callers_self_column;
+  GtkColumnViewColumn *callers_total_column;
+  GtkCustomSorter *callers_self_sorter;
+  GtkCustomSorter *callers_total_sorter;
+
+  GtkColumnViewColumn *descendants_self_column;
+  GtkColumnViewColumn *descendants_total_column;
+  GtkCustomSorter *descendants_self_sorter;
+  GtkCustomSorter *descendants_total_sorter;
+
+  GtkColumnViewColumn *functions_self_column;
+  GtkColumnViewColumn *functions_total_column;
+  GtkCustomSorter *functions_self_sorter;
+  GtkCustomSorter *functions_total_sorter;
+};
+
+struct _SysprofMemoryCallgraphViewClass
+{
+  SysprofCallgraphViewClass parent_class;
+};
+
+typedef struct _AugmentMemory
+{
+  gsize size;
+  gsize total;
+} AugmentMemory;
+
+G_DEFINE_FINAL_TYPE (SysprofMemoryCallgraphView, sysprof_memory_callgraph_view, SYSPROF_TYPE_CALLGRAPH_VIEW)
+
+static void
+augment_memory (SysprofCallgraph     *callgraph,
+                SysprofCallgraphNode *node,
+                SysprofDocumentFrame *frame,
+                gboolean              summarize,
+                gpointer              user_data)
+{
+  AugmentMemory *cur;
+  AugmentMemory *sum;
+  gsize size;
+
+  g_assert (SYSPROF_IS_CALLGRAPH (callgraph));
+  g_assert (node != NULL);
+  g_assert (SYSPROF_IS_DOCUMENT_ALLOCATION (frame));
+  g_assert (user_data == NULL);
+
+  size = sysprof_document_allocation_get_size (SYSPROF_DOCUMENT_ALLOCATION (frame));
+
+  cur = sysprof_callgraph_get_augment (callgraph, node);
+  cur->size += size;
+  cur->total += size;
+
+  if (summarize)
+    {
+      sum = sysprof_callgraph_get_summary_augment (callgraph, node);
+      sum->size += size;
+      sum->total += size;
+    }
+
+  for (node = sysprof_callgraph_node_parent (node);
+       node != NULL;
+       node = sysprof_callgraph_node_parent (node))
+    {
+      cur = sysprof_callgraph_get_augment (callgraph, node);
+      cur->total += size;
+
+      if (summarize)
+        {
+          sum = sysprof_callgraph_get_summary_augment (callgraph, node);
+          sum->total += size;
+        }
+    }
+}
+
+static double
+get_total_fraction (GObject *item)
+{
+  g_autoptr(GObject) row = NULL;
+
+  g_object_get (item, "item", &row, NULL);
+
+  if (GTK_IS_TREE_LIST_ROW (row))
+    {
+      GtkTreeListRow *tree_row = GTK_TREE_LIST_ROW (row);
+      SysprofCallgraphFrame *frame = SYSPROF_CALLGRAPH_FRAME (gtk_tree_list_row_get_item (tree_row));
+      SysprofCallgraph *callgraph = sysprof_callgraph_frame_get_callgraph (frame);
+      AugmentMemory *sum = sysprof_callgraph_frame_get_augment (frame);
+      AugmentMemory *root = sysprof_callgraph_get_augment (callgraph, NULL);
+
+      if (root->total == 0)
+        return 0;
+
+      return sum->total / (double)root->total;
+    }
+
+  return 0;
+}
+
+static double
+get_self_fraction (GObject *item)
+{
+  g_autoptr(GObject) row = NULL;
+
+  g_object_get (item, "item", &row, NULL);
+
+  if (GTK_IS_TREE_LIST_ROW (row))
+    {
+      GtkTreeListRow *tree_row = GTK_TREE_LIST_ROW (row);
+      SysprofCallgraphFrame *frame = SYSPROF_CALLGRAPH_FRAME (gtk_tree_list_row_get_item (tree_row));
+      SysprofCallgraph *callgraph = sysprof_callgraph_frame_get_callgraph (frame);
+      AugmentMemory *sum = sysprof_callgraph_frame_get_augment (frame);
+      AugmentMemory *root = sysprof_callgraph_get_augment (callgraph, NULL);
+
+      if (root->total == 0)
+        return 0;
+
+      return sum->size / (double)root->total;
+    }
+
+  return .0;
+}
+
+static double
+functions_get_total_fraction (GObject *item)
+{
+  g_autoptr(SysprofCallgraphSymbol) sym = NULL;
+
+  g_object_get (item, "item", &sym, NULL);
+
+  if (SYSPROF_IS_CALLGRAPH_SYMBOL (sym))
+    {
+      SysprofCallgraph *callgraph = sysprof_callgraph_symbol_get_callgraph (sym);
+      AugmentMemory *sum = sysprof_callgraph_symbol_get_summary_augment (sym);
+      AugmentMemory *root = sysprof_callgraph_get_augment (callgraph, NULL);
+
+      if (root->total == 0)
+        return 0;
+
+      return sum->total / (double)root->total;
+    }
+
+  return 0;
+}
+
+static double
+functions_get_self_fraction (GObject *item)
+{
+  g_autoptr(SysprofCallgraphSymbol) sym = NULL;
+
+  g_object_get (item, "item", &sym, NULL);
+
+  if (SYSPROF_IS_CALLGRAPH_SYMBOL (sym))
+    {
+      SysprofCallgraph *callgraph = sysprof_callgraph_symbol_get_callgraph (sym);
+      AugmentMemory *sum = sysprof_callgraph_symbol_get_summary_augment (sym);
+      AugmentMemory *root = sysprof_callgraph_get_augment (callgraph, NULL);
+
+      if (root->total == 0)
+        return 0;
+
+      return sum->size / (double)root->total;
+    }
+
+  return 0;
+}
+
+static int
+descendants_sort_by_self (gconstpointer a,
+                          gconstpointer b,
+                          gpointer      user_data)
+{
+  SysprofCallgraphFrame *frame_a = (SysprofCallgraphFrame *)a;
+  SysprofCallgraphFrame *frame_b = (SysprofCallgraphFrame *)b;
+  AugmentMemory *aug_a = sysprof_callgraph_frame_get_augment (frame_a);
+  AugmentMemory *aug_b = sysprof_callgraph_frame_get_augment (frame_b);
+  AugmentMemory *root = user_data;
+  double self_a = aug_a->size / (double)root->total;
+  double self_b = aug_b->size / (double)root->total;
+
+  if (self_a < self_b)
+    return -1;
+  else if (self_a > self_b)
+    return 1;
+  else
+    return 0;
+}
+
+static int
+descendants_sort_by_total (gconstpointer a,
+                           gconstpointer b,
+                           gpointer      user_data)
+{
+  SysprofCallgraphFrame *frame_a = (SysprofCallgraphFrame *)a;
+  SysprofCallgraphFrame *frame_b = (SysprofCallgraphFrame *)b;
+  AugmentMemory *aug_a = sysprof_callgraph_frame_get_augment (frame_a);
+  AugmentMemory *aug_b = sysprof_callgraph_frame_get_augment (frame_b);
+  AugmentMemory *root = user_data;
+  double total_a = aug_a->total / (double)root->total;
+  double total_b = aug_b->total / (double)root->total;
+
+  if (total_a < total_b)
+    return -1;
+  else if (total_a > total_b)
+    return 1;
+  else
+    return 0;
+}
+
+static int
+functions_sort_by_self (gconstpointer a,
+                        gconstpointer b,
+                        gpointer      user_data)
+{
+  SysprofCallgraphSymbol *sym_a = (SysprofCallgraphSymbol *)a;
+  SysprofCallgraphSymbol *sym_b = (SysprofCallgraphSymbol *)b;
+  AugmentMemory *aug_a = sysprof_callgraph_symbol_get_summary_augment (sym_a);
+  AugmentMemory *aug_b = sysprof_callgraph_symbol_get_summary_augment (sym_b);
+  AugmentMemory *root = user_data;
+  double self_a = aug_a->size / (double)root->total;
+  double self_b = aug_b->size / (double)root->total;
+
+  if (self_a < self_b)
+    return -1;
+  else if (self_a > self_b)
+    return 1;
+  else
+    return 0;
+}
+
+static int
+functions_sort_by_total (gconstpointer a,
+                         gconstpointer b,
+                         gpointer      user_data)
+{
+  SysprofCallgraphSymbol *sym_a = (SysprofCallgraphSymbol *)a;
+  SysprofCallgraphSymbol *sym_b = (SysprofCallgraphSymbol *)b;
+  AugmentMemory *aug_a = sysprof_callgraph_symbol_get_summary_augment (sym_a);
+  AugmentMemory *aug_b = sysprof_callgraph_symbol_get_summary_augment (sym_b);
+  AugmentMemory *root = user_data;
+  double total_a = aug_a->total / (double)root->total;
+  double total_b = aug_b->total / (double)root->total;
+
+  if (total_a < total_b)
+    return -1;
+  else if (total_a > total_b)
+    return 1;
+  else
+    return 0;
+}
+
+static void
+sysprof_memory_callgraph_view_load (SysprofCallgraphView *view,
+                                      SysprofCallgraph     *callgraph)
+{
+  SysprofMemoryCallgraphView *self = (SysprofMemoryCallgraphView *)view;
+  AugmentMemory *root;
+
+  g_assert (SYSPROF_IS_MEMORY_CALLGRAPH_VIEW (self));
+  g_assert (SYSPROF_IS_CALLGRAPH (callgraph));
+
+  root = sysprof_callgraph_get_augment (callgraph, NULL);
+
+  gtk_custom_sorter_set_sort_func (self->descendants_self_sorter,
+                                   descendants_sort_by_self, root, NULL);
+  gtk_custom_sorter_set_sort_func (self->descendants_total_sorter,
+                                   descendants_sort_by_total, root, NULL);
+
+  gtk_custom_sorter_set_sort_func (self->functions_self_sorter,
+                                   functions_sort_by_self, root, NULL);
+  gtk_custom_sorter_set_sort_func (self->functions_total_sorter,
+                                   functions_sort_by_total, root, NULL);
+
+  gtk_custom_sorter_set_sort_func (self->callers_self_sorter,
+                                   functions_sort_by_self, root, NULL);
+  gtk_custom_sorter_set_sort_func (self->callers_total_sorter,
+                                   functions_sort_by_total, root, NULL);
+
+  gtk_column_view_sort_by_column (SYSPROF_CALLGRAPH_VIEW (self)->callers_column_view,
+                                  self->callers_total_column,
+                                  GTK_SORT_DESCENDING);
+  gtk_column_view_sort_by_column (SYSPROF_CALLGRAPH_VIEW (self)->descendants_column_view,
+                                  self->descendants_total_column,
+                                  GTK_SORT_DESCENDING);
+  gtk_column_view_sort_by_column (SYSPROF_CALLGRAPH_VIEW (self)->functions_column_view,
+                                  self->functions_total_column,
+                                  GTK_SORT_DESCENDING);
+}
+
+static void
+sysprof_memory_callgraph_view_class_init (SysprofMemoryCallgraphViewClass *klass)
+{
+  SysprofCallgraphViewClass *callgraph_view_class = SYSPROF_CALLGRAPH_VIEW_CLASS (klass);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+  callgraph_view_class->augment_size = sizeof (AugmentMemory);
+  callgraph_view_class->augment_func = augment_memory;
+  callgraph_view_class->load = sysprof_memory_callgraph_view_load;
+
+  gtk_widget_class_set_template_from_resource (widget_class, "/libsysprof-gtk/sysprof-memory-callgraph-view.ui");
+
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, callers_self_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, callers_total_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, callers_self_sorter);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, callers_total_sorter);
+
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, descendants_self_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, descendants_total_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, descendants_self_sorter);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, descendants_total_sorter);
+
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, functions_self_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, functions_total_column);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, functions_self_sorter);
+  gtk_widget_class_bind_template_child (widget_class, SysprofMemoryCallgraphView, functions_total_sorter);
+
+  gtk_widget_class_bind_template_callback (widget_class, get_self_fraction);
+  gtk_widget_class_bind_template_callback (widget_class, get_total_fraction);
+  gtk_widget_class_bind_template_callback (widget_class, functions_get_self_fraction);
+  gtk_widget_class_bind_template_callback (widget_class, functions_get_total_fraction);
+
+  g_type_ensure (SYSPROF_TYPE_PROGRESS_CELL);
+}
+
+static void
+sysprof_memory_callgraph_view_init (SysprofMemoryCallgraphView *self)
+{
+  gtk_widget_init_template (GTK_WIDGET (self));
+}
+
+GtkWidget *
+sysprof_memory_callgraph_view_new (void)
+{
+  return g_object_new (SYSPROF_TYPE_MEMORY_CALLGRAPH_VIEW, NULL);
+}

src/libsysprof-gtk/sysprof-memory-callgraph-view.h

@@ -0,0 +1,42 @@
+/* sysprof-memory-callgraph-view.h
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include "sysprof-callgraph-view.h"
+
+G_BEGIN_DECLS
+
+#define SYSPROF_TYPE_MEMORY_CALLGRAPH_VIEW         (sysprof_memory_callgraph_view_get_type())
+#define SYSPROF_IS_MEMORY_CALLGRAPH_VIEW(obj)      G_TYPE_CHECK_INSTANCE_TYPE(obj, SYSPROF_TYPE_MEMORY_CALLGRAPH_VIEW)
+#define SYSPROF_MEMORY_CALLGRAPH_VIEW(obj)         G_TYPE_CHECK_INSTANCE_CAST(obj, SYSPROF_TYPE_MEMORY_CALLGRAPH_VIEW, SysprofMemoryCallgraphView)
+#define SYSPROF_MEMORY_CALLGRAPH_VIEW_CLASS(klass) G_TYPE_CHECK_CLASS_CAST(klass, SYSPROF_TYPE_MEMORY_CALLGRAPH_VIEW, SysprofMemoryCallgraphViewClass)
+
+typedef struct _SysprofMemoryCallgraphView      SysprofMemoryCallgraphView;
+typedef struct _SysprofMemoryCallgraphViewClass SysprofMemoryCallgraphViewClass;
+
+SYSPROF_AVAILABLE_IN_ALL
+GType      sysprof_memory_callgraph_view_get_type (void) G_GNUC_CONST;
+SYSPROF_AVAILABLE_IN_ALL
+GtkWidget *sysprof_memory_callgraph_view_new      (void);
+
+G_DEFINE_AUTOPTR_CLEANUP_FUNC (SysprofMemoryCallgraphView, g_object_unref)
+
+G_END_DECLS

src/libsysprof-gtk/sysprof-memory-callgraph-view.ui

@@ -0,0 +1,203 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="SysprofMemoryCallgraphView" parent="SysprofCallgraphView">
+    <child internal-child="descendants_column_view">
+      <object class="GtkColumnView">
+        <child>
+          <object class="GtkColumnViewColumn" id="descendants_self_column">
+            <property name="title" translatable="yes">Self</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="get_self_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="descendants_self_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkColumnViewColumn" id="descendants_total_column">
+            <property name="title" translatable="yes">Total</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="get_total_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="descendants_total_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child internal-child="functions_column_view">
+      <object class="GtkColumnView">
+        <style>
+          <class name="data-table"/>
+        </style>
+        <child>
+          <object class="GtkColumnViewColumn" id="functions_self_column">
+            <property name="title" translatable="yes">Self</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="functions_get_self_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="functions_self_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkColumnViewColumn" id="functions_total_column">
+            <property name="title" translatable="yes">Total</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="functions_get_total_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="functions_total_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+      </object>
+    </child>
+    <child internal-child="callers_column_view">
+      <object class="GtkColumnView">
+        <style>
+          <class name="data-table"/>
+        </style>
+        <child>
+          <object class="GtkColumnViewColumn" id="callers_self_column">
+            <property name="title" translatable="yes">Self</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="functions_get_self_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="callers_self_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkColumnViewColumn" id="callers_total_column">
+            <property name="title" translatable="yes">Total</property>
+            <property name="factory">
+              <object class="GtkBuilderListItemFactory">
+                <property name="bytes"><![CDATA[
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <template class="GtkListItem">
+    <property name="child">
+      <object class="SysprofProgressCell" id="progress">
+        <binding name="fraction">
+          <closure type="gdouble" function="functions_get_total_fraction">
+            <lookup name="item">GtkListItem</lookup>
+          </closure>
+        </binding>
+      </object>
+    </property>
+  </template>
+</interface>
+]]>
+                </property>
+              </object>
+            </property>
+            <property name="sorter">
+              <object class="GtkCustomSorter" id="callers_total_sorter">
+              </object>
+            </property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>