visualizer-list: add SpVisualizerList

This simplifies the visualizer reader and time propagation. It
will also give us a single place to manage zoom levels when we
get to that.

lib/Makefile.am

@@ -149,6 +149,7 @@ uiheaders_DATA = \
 	sp-process-model-row.h \
 	sp-profiler-menu-button.h \
 	sp-recording-state-view.h \
+	sp-visualizer-list.h \
 	sp-visualizer-row.h \
 	sysprof-ui.h \
 	$(NULL)
@@ -167,6 +168,7 @@ libsysprof_ui_@API_VERSION@_la_SOURCES = \
 	sp-process-model-row.c \
 	sp-profiler-menu-button.c \
 	sp-recording-state-view.c \
+	sp-visualizer-list.c \
 	sp-visualizer-row.c \
 	$(NULL)
 

lib/sp-visualizer-list.c

@@ -0,0 +1,230 @@
+/* sp-visualizer-list.c
+ *
+ * Copyright (C) 2016 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/>.
+ */
+
+#define G_LOG_DOMAIN "sp-visualizer-list"
+
+#include <glib/gi18n.h>
+
+#include "sp-visualizer-list.h"
+#include "sp-visualizer-row.h"
+
+#define NSEC_PER_SEC G_GUINT64_CONSTANT(1000000000)
+
+typedef struct
+{
+  SpCaptureReader *reader;
+  gint64 begin_time;
+  gint64 end_time;
+} SpVisualizerListPrivate;
+
+enum {
+  PROP_0,
+  PROP_READER,
+  N_PROPS
+};
+
+G_DEFINE_TYPE_WITH_PRIVATE (SpVisualizerList, sp_visualizer_list, GTK_TYPE_LIST_BOX)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sp_visualizer_list_finalize (GObject *object)
+{
+  SpVisualizerList *self = (SpVisualizerList *)object;
+  SpVisualizerListPrivate *priv = sp_visualizer_list_get_instance_private (self);
+
+  g_clear_pointer (&priv->reader, sp_capture_reader_unref);
+
+  G_OBJECT_CLASS (sp_visualizer_list_parent_class)->finalize (object);
+}
+
+static void
+sp_visualizer_list_get_property (GObject    *object,
+                                 guint       prop_id,
+                                 GValue     *value,
+                                 GParamSpec *pspec)
+{
+  SpVisualizerList *self = (SpVisualizerList *)object;
+
+  switch (prop_id)
+    {
+    case PROP_READER:
+      g_value_set_boxed (value, sp_visualizer_list_get_reader (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sp_visualizer_list_set_property (GObject      *object,
+                                 guint         prop_id,
+                                 const GValue *value,
+                                 GParamSpec   *pspec)
+{
+  SpVisualizerList *self = (SpVisualizerList *)object;
+
+  switch (prop_id)
+    {
+    case PROP_READER:
+      sp_visualizer_list_set_reader (self, g_value_get_boxed (value));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sp_visualizer_list_class_init (SpVisualizerListClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = sp_visualizer_list_finalize;
+  object_class->get_property = sp_visualizer_list_get_property;
+  object_class->set_property = sp_visualizer_list_set_property;
+
+  properties [PROP_READER] =
+    g_param_spec_boxed ("reader",
+                        "Reader",
+                        "The capture reader",
+                        SP_TYPE_CAPTURE_READER,
+                        (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sp_visualizer_list_init (SpVisualizerList *self)
+{
+}
+
+GtkWidget *
+sp_visualizer_list_new (void)
+{
+  return g_object_new (SP_TYPE_VISUALIZER_ROW, NULL);
+}
+
+static void
+propagate_time (GtkWidget *widget,
+                gpointer   user_data)
+{
+  struct {
+    gint64 begin;
+    gint64 end;
+  } *t = user_data;
+
+  if (SP_IS_VISUALIZER_ROW (widget))
+    sp_visualizer_row_set_time_range (SP_VISUALIZER_ROW (widget), t->begin, t->end);
+}
+
+void
+sp_visualizer_list_set_time_range (SpVisualizerList *self,
+                                   gint64            begin_time,
+                                   gint64            end_time)
+{
+  struct {
+    gint64 begin;
+    gint64 end;
+  } t = { begin_time, end_time };
+
+  g_return_if_fail (SP_IS_VISUALIZER_LIST (self));
+
+  gtk_container_foreach (GTK_CONTAINER (self), propagate_time, &t);
+}
+
+void
+sp_visualizer_list_get_time_range (SpVisualizerList *self,
+                                   gint64           *begin_time,
+                                   gint64           *end_time)
+{
+  SpVisualizerListPrivate *priv = sp_visualizer_list_get_instance_private (self);
+
+  g_return_if_fail (SP_IS_VISUALIZER_LIST (self));
+
+  if (begin_time)
+    *begin_time = priv->begin_time;
+
+  if (end_time)
+    *end_time = priv->end_time;
+}
+
+/**
+ * sp_visualizer_list_get_reader:
+ *
+ * Gets the reader that is being used for the #SpVisualizerList.
+ *
+ * Returns: (transfer none): An #SpCaptureReader
+ */
+SpCaptureReader *
+sp_visualizer_list_get_reader (SpVisualizerList *self)
+{
+  SpVisualizerListPrivate *priv = sp_visualizer_list_get_instance_private (self);
+
+  g_return_val_if_fail (SP_IS_VISUALIZER_LIST (self), NULL);
+
+  return priv->reader;
+}
+
+static void
+propagate_reader (GtkWidget *widget,
+                  gpointer   user_data)
+{
+  SpCaptureReader *reader = user_data;
+
+  if (SP_IS_VISUALIZER_ROW (widget))
+    sp_visualizer_row_set_reader (SP_VISUALIZER_ROW (widget), reader);
+}
+
+static void
+sp_visualizer_list_update_time_range (SpVisualizerList *self)
+{
+  SpVisualizerListPrivate *priv = sp_visualizer_list_get_instance_private (self);
+  gint64 begin_time = 0;
+  gint64 end_time = 0;
+
+  g_return_if_fail (SP_IS_VISUALIZER_LIST (self));
+
+  if (priv->reader != NULL)
+    {
+      begin_time = sp_capture_reader_get_start_time (priv->reader);
+      end_time = begin_time + (NSEC_PER_SEC * 60);
+    }
+
+  sp_visualizer_list_set_time_range (self, begin_time, end_time);
+}
+
+void
+sp_visualizer_list_set_reader (SpVisualizerList *self,
+                               SpCaptureReader  *reader)
+{
+  SpVisualizerListPrivate *priv = sp_visualizer_list_get_instance_private (self);
+
+  g_return_if_fail (SP_IS_VISUALIZER_LIST (self));
+
+  if (reader != priv->reader)
+    {
+      g_clear_pointer (&priv->reader, sp_capture_reader_unref);
+      if (reader)
+        priv->reader = sp_capture_reader_ref (reader);
+      gtk_container_foreach (GTK_CONTAINER (self), propagate_reader, reader);
+      sp_visualizer_list_update_time_range (self);
+      g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_READER]);
+    }
+}

lib/sp-visualizer-list.h

@@ -0,0 +1,59 @@
+/* sp-visualizer-list.h
+ *
+ * Copyright (C) 2016 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/>.
+ */
+
+#ifndef SP_VISUALIZER_LIST_H
+#define SP_VISUALIZER_LIST_H
+
+#include <gtk/gtk.h>
+
+#include "sp-capture-reader.h"
+
+G_BEGIN_DECLS
+
+#define SP_TYPE_VISUALIZER_LIST (sp_visualizer_list_get_type())
+
+G_DECLARE_DERIVABLE_TYPE (SpVisualizerList, sp_visualizer_list, SP, VISUALIZER_LIST, GtkListBox)
+
+struct _SpVisualizerListClass
+{
+  GtkListBoxClass parent_class;
+
+  gpointer _reserved1;
+  gpointer _reserved2;
+  gpointer _reserved3;
+  gpointer _reserved4;
+  gpointer _reserved5;
+  gpointer _reserved6;
+  gpointer _reserved7;
+  gpointer _reserved8;
+};
+
+GtkWidget       *sp_visualizer_list_new            (void);
+void             sp_visualizer_list_set_reader     (SpVisualizerList *self,
+                                                    SpCaptureReader  *reader);
+SpCaptureReader *sp_visualizer_list_get_reader     (SpVisualizerList *self);
+void             sp_visualizer_list_set_time_range (SpVisualizerList *self,
+                                                    gint64            begin_time,
+                                                    gint64            end_time);
+void             sp_visualizer_list_get_time_range (SpVisualizerList *self,
+                                                    gint64           *begin_time,
+                                                    gint64           *end_time);
+
+G_END_DECLS
+
+#endif /* SP_VISUALIZER_LIST_H */

lib/sysprof-ui.h

@@ -34,6 +34,7 @@ G_BEGIN_DECLS
 # include "sp-process-model-item.h"
 # include "sp-process-model-row.h"
 # include "sp-profiler-menu-button.h"
+# include "sp-visualizer-list.h"
 # include "sp-visualizer-row.h"
 #undef SYSPROF_INSIDE
 

src/resources/ui/sp-window.ui

@@ -169,7 +169,7 @@
                     <property name="max-content-height">225</property>
                     <property name="visible">true</property>
                     <child>
-                      <object class="GtkListBox" id="visualizer_rows">
+                      <object class="SpVisualizerList" id="visualizer_rows">
                         <property name="visible">true</property>
                         <child>
                           <object class="SpCpuVisualizerRow" id="cpu_row">

src/sp-window.c

@@ -22,6 +22,7 @@
 #include <sysprof-ui.h>
 
 #include "sp-application.h"
+#include "sp-visualizer-list.h"
 #include "sp-window.h"
 #include "sp-window-settings.h"
 
@@ -48,7 +49,7 @@ struct _SpWindow
   GtkLabel             *stat_label;
   GtkLabel             *title;
   GtkStack             *view_stack;
-  GtkListBox           *visualizer_rows;
+  SpVisualizerList     *visualizer_rows;
 
   guint                 stats_handler;
 
@@ -217,9 +218,7 @@ sp_window_build_profile_cb (GObject      *object,
                            GTK_MESSAGE_WARNING,
                            _("Not enough samples were collected to generate a callgraph"));
 
-  gtk_container_foreach (GTK_CONTAINER (self->visualizer_rows),
+  sp_visualizer_list_set_reader (self->visualizer_rows, self->reader);
-                         (GtkCallback)sp_visualizer_row_set_reader,
-                         self->reader);
 
   sp_window_set_state (self, SP_WINDOW_STATE_BROWSING);
 }