From 436a03a0f58714c8de8fd3436a31786ae4a499b2 Mon Sep 17 00:00:00 2001
From: Christian Hergert <chergert@redhat.com>
Date: Wed, 28 Jun 2023 16:53:52 -0700
Subject: [PATCH] libsysprof-gtk: setup tracks layout a bit more

---
 src/libsysprof-gtk/sysprof-track-view.c   |  5 +++++
 src/libsysprof-gtk/sysprof-tracks-view.c  |  2 ++
 src/libsysprof-gtk/sysprof-tracks-view.ui | 19 +++++++++++++++++++
 3 files changed, 26 insertions(+)

diff --git a/src/libsysprof-gtk/sysprof-track-view.c b/src/libsysprof-gtk/sysprof-track-view.c
index 059e9d7f..e60ea849 100644
--- a/src/libsysprof-gtk/sysprof-track-view.c
+++ b/src/libsysprof-gtk/sysprof-track-view.c
@@ -42,11 +42,15 @@ static void
 sysprof_track_view_dispose (GObject *object)
 {
   SysprofTrackView *self = (SysprofTrackView *)object;
+  GtkWidget *child;
 
   gtk_widget_dispose_template (GTK_WIDGET (self), SYSPROF_TYPE_TRACK_VIEW);
 
   g_clear_object (&self->track);
 
+  while ((child = gtk_widget_get_first_child (GTK_WIDGET (self))))
+    gtk_widget_unparent (child);
+
   G_OBJECT_CLASS (sysprof_track_view_parent_class)->dispose (object);
 }
 
@@ -106,6 +110,7 @@ sysprof_track_view_class_init (SysprofTrackViewClass *klass)
   g_object_class_install_properties (object_class, N_PROPS, properties);
 
   gtk_widget_class_set_template_from_resource (widget_class, "/libsysprof-gtk/sysprof-track-view.ui");
+  gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
 
   g_type_ensure (SYSPROF_TYPE_TRACK);
 }
diff --git a/src/libsysprof-gtk/sysprof-tracks-view.c b/src/libsysprof-gtk/sysprof-tracks-view.c
index 0896a38b..f988fb65 100644
--- a/src/libsysprof-gtk/sysprof-tracks-view.c
+++ b/src/libsysprof-gtk/sysprof-tracks-view.c
@@ -23,6 +23,7 @@
 #include "sysprof-css-private.h"
 #include "sysprof-track-view.h"
 #include "sysprof-tracks-view.h"
+#include "sysprof-time-ruler.h"
 
 struct _SysprofTracksView
 {
@@ -118,6 +119,7 @@ sysprof_tracks_view_class_init (SysprofTracksViewClass *klass)
   gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
   gtk_widget_class_bind_template_child (widget_class, SysprofTracksView, list_view);
 
+  g_type_ensure (SYSPROF_TYPE_TIME_RULER);
   g_type_ensure (SYSPROF_TYPE_TRACK_VIEW);
 }
 
diff --git a/src/libsysprof-gtk/sysprof-tracks-view.ui b/src/libsysprof-gtk/sysprof-tracks-view.ui
index 61856e6e..d0c3e3e3 100644
--- a/src/libsysprof-gtk/sysprof-tracks-view.ui
+++ b/src/libsysprof-gtk/sysprof-tracks-view.ui
@@ -4,9 +4,28 @@
     <child>
       <object class="GtkBox">
         <property name="orientation">vertical</property>
+        <child>
+          <object class="GtkBox">
+            <child>
+              <object class="GtkInscription">
+                <property name="min-chars">30</property>
+                <property name="nat-chars">30</property>
+              </object>
+            </child>
+            <child>
+              <object class="SysprofTimeRuler">
+                <property name="hexpand">true</property>
+                <binding name="session">
+                  <lookup name="session">SysprofTracksView</lookup>
+                </binding>
+              </object>
+            </child>
+          </object>
+        </child>
         <child>
           <object class="GtkScrolledWindow">
             <property name="hscrollbar-policy">never</property>
+            <property name="vexpand">true</property>
             <child>
               <object class="GtkListView" id="list_view">
                 <property name="factory">