[gnome-software] Add the ability to see the history of a package

[Richard Hughes <rhughes src gnome org>]

commit 682aeca6078cda74015e6b675340eb7be8257919
Author: Richard Hughes <richard hughsie com>
Date:   Wed Sep 11 14:33:11 2013 +0100

    Add the ability to see the history of a package

 src/gnome-software.ui  |   85 +++++++++++++++++++++++++++-
 src/gs-shell-details.c |  147 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 231 insertions(+), 1 deletions(-)
---
diff --git a/src/gnome-software.ui b/src/gnome-software.ui
index d2ad943..9f48ca4 100644
--- a/src/gnome-software.ui
+++ b/src/gnome-software.ui
@@ -696,7 +696,7 @@
                         <property name="left_attach">0</property>
                         <property name="top_attach">0</property>
                         <property name="width">1</property>
-                        <property name="height">3</property>
+                        <property name="height">4</property>
                       </packing>
                     </child>
                     <child>
@@ -740,6 +740,20 @@
                       </packing>
                     </child>
                     <child>
+                      <object class="GtkButton" id="button_history">
+                        <property name="label" translatable="yes">View History</property>
+                        <property name="visible">True</property>
+                        <property name="can_focus">True</property>
+                        <property name="receives_default">True</property>
+                      </object>
+                      <packing>
+                        <property name="left_attach">0</property>
+                        <property name="top_attach">5</property>
+                        <property name="width">1</property>
+                        <property name="height">1</property>
+                      </packing>
+                    </child>
+                    <child>
                       <object class="GtkLabel" id="application_details_summary">
                         <property name="visible">True</property>
                         <property name="can_focus">False</property>
@@ -885,6 +899,75 @@ with multi-level undo.
       </object>
     </child>
   </object>
+  <object class="GtkDialog" id="dialog_history">
+    <property name="can_focus">False</property>
+    <property name="modal">True</property>
+    <property name="default_width">600</property>
+    <property name="default_height">300</property>
+    <property name="destroy_with_parent">True</property>
+    <property name="title" translatable="yes">History</property>
+    <property name="type_hint">dialog</property>
+    <property name="transient_for">window_software</property>
+    <child internal-child="vbox">
+      <object class="GtkBox" id="dialog-vbox2">
+        <property name="can_focus">False</property>
+        <property name="orientation">vertical</property>
+        <property name="margin_left">6</property>
+        <property name="margin_right">6</property>
+        <property name="margin_top">6</property>
+        <property name="margin_bottom">6</property>
+        <property name="orientation">vertical</property>
+        <property name="spacing">9</property>
+        <child internal-child="action_area">
+          <object class="GtkButtonBox" id="dialog-action_area2">
+            <property name="can_focus">False</property>
+            <property name="layout_style">end</property>
+            <child>
+              <object class="GtkButton" id="button_history_close">
+                <property name="label">gtk-close</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">True</property>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="pack_type">end</property>
+            <property name="position">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkScrolledWindow" id="scrolledwindow_history">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="shadow_type">in</property>
+            <property name="hscrollbar_policy">never</property>
+            <property name="vscrollbar_policy">automatic</property>
+            <child>
+              <object class="GtkListBox" id="list_box_history">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="selection_mode">none</property>
+              </object>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="position">1</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+  </object>
   <object class="GtkDialog" id="dialog_update">
     <property name="can_focus">False</property>
     <property name="modal">True</property>
diff --git a/src/gs-shell-details.c b/src/gs-shell-details.c
index 80d4b0a..2591274 100644
--- a/src/gs-shell-details.c
+++ b/src/gs-shell-details.c
@@ -176,6 +176,7 @@ gs_shell_details_set_app (GsShellDetails *shell_details, GsApp *app)
        GdkPixbuf *pixbuf;
        GtkWidget *widget;
        GtkWidget *widget2;
+       GPtrArray *history;
        GsShellDetailsPrivate *priv = shell_details->priv;
 
        /* save app */
@@ -232,6 +233,11 @@ gs_shell_details_set_app (GsShellDetails *shell_details, GsApp *app)
        } else {
                gtk_widget_set_visible (widget, FALSE);
        }
+
+       /* only show the history button if there is available history */
+       history = gs_app_get_history (app);
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "button_history"));
+       gtk_widget_set_visible (widget, history->len > 0);
 }
 
 GsApp *
@@ -315,6 +321,126 @@ gs_shell_details_app_install_button_cb (GtkWidget *widget, GsShellDetails *shell
 }
 
 /**
+ * gs_shell_details_app_history_button_cb:
+ **/
+static void
+gs_shell_details_app_history_button_cb (GtkWidget *widget, GsShellDetails *shell_details)
+{
+       GsShellDetailsPrivate *priv = shell_details->priv;
+       const gchar *tmp;
+       gchar *date_str;
+       GDateTime *datetime;
+       GPtrArray *history;
+       GsApp *app;
+       GtkBox *box;
+       GtkListBox *list_box;
+       guint i;
+
+       /* add each history package to the dialog */
+       list_box = GTK_LIST_BOX (gtk_builder_get_object (priv->builder, "list_box_history"));
+       gs_container_remove_all (GTK_CONTAINER (list_box));
+       history = gs_app_get_history (priv->app);
+       for (i = 0; i < history->len; i++) {
+               app = g_ptr_array_index (history, i);
+               box = GTK_BOX (gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
+
+               /* add the action */
+               switch (gs_app_get_state (app)) {
+               case GS_APP_STATE_AVAILABLE:
+                       tmp = _("Removed");
+                       break;
+               case GS_APP_STATE_INSTALLED:
+                       tmp = _("Installed");
+                       break;
+               case GS_APP_STATE_UPDATABLE:
+                       tmp = _("Updated");
+                       break;
+               default:
+                       tmp = _("Unknown");
+                       break;
+               }
+               widget = gtk_label_new (tmp);
+               g_object_set (widget,
+                             "margin-left", 20,
+                             "margin-right", 20,
+                             "margin-top", 6,
+                             "margin-bottom", 6,
+                             "xalign", 0.0,
+                             NULL);
+               gtk_box_pack_start (box, widget, TRUE, TRUE, 0);
+
+               /* add the timestamp */
+               datetime = g_date_time_new_from_unix_utc (gs_app_get_install_date (app));
+               date_str = g_date_time_format (datetime, "%x");
+               widget = gtk_label_new (date_str);
+               g_object_set (widget,
+                             "margin-left", 20,
+                             "margin-right", 20,
+                             "margin-top", 6,
+                             "margin-bottom", 6,
+                             "xalign", 0.4,
+                             NULL);
+               gtk_box_pack_start (box, widget, TRUE, TRUE, 0);
+               g_free (date_str);
+               g_date_time_unref (datetime);
+
+               /* add the version */
+               widget = gtk_label_new (gs_app_get_version (app));
+               g_object_set (widget,
+                             "margin-left", 20,
+                             "margin-right", 20,
+                             "margin-top", 6,
+                             "margin-bottom", 6,
+                             "xalign", 1.0,
+                             NULL);
+               gtk_box_pack_start (box, widget, TRUE, TRUE, 0);
+
+               gtk_widget_show_all (GTK_WIDGET (box));
+               gtk_list_box_insert (list_box, GTK_WIDGET (box), -1);
+       }
+
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "dialog_history"));
+       gtk_window_present (GTK_WINDOW (widget));
+}
+
+/**
+ * gs_shell_details_button_close_cb:
+ **/
+static void
+gs_shell_details_button_close_cb (GtkWidget *widget, GsShellDetails *shell_details)
+{
+       GsShellDetailsPrivate *priv = shell_details->priv;
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "dialog_history"));
+       gtk_widget_hide (widget);
+}
+
+/**
+ * gs_shell_details_list_header_func
+ **/
+static void
+gs_shell_details_list_header_func (GtkListBoxRow *row,
+                                  GtkListBoxRow *before,
+                                  gpointer user_data)
+{
+       GtkWidget *header;
+
+       /* first entry */
+       header = gtk_list_box_row_get_header (row);
+       if (before == NULL) {
+               gtk_list_box_row_set_header (row, NULL);
+               return;
+       }
+
+       /* already set */
+       if (header != NULL)
+               return;
+
+       /* set new */
+       header = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
+       gtk_list_box_row_set_header (row, header);
+}
+
+/**
  * gs_shell_details_setup:
  */
 void
@@ -326,6 +452,7 @@ gs_shell_details_setup (GsShellDetails *shell_details,
 {
        GsShellDetailsPrivate *priv = shell_details->priv;
        GtkWidget *widget;
+       GtkListBox *list_box;
 
        g_return_if_fail (GS_IS_SHELL_DETAILS (shell_details));
 
@@ -335,6 +462,13 @@ gs_shell_details_setup (GsShellDetails *shell_details,
        priv->builder = g_object_ref (builder);
        priv->cancellable = g_object_ref (cancellable);
 
+       /* setup history */
+       list_box = GTK_LIST_BOX (gtk_builder_get_object (priv->builder, "list_box_history"));
+       gtk_list_box_set_header_func (list_box,
+                                     gs_shell_details_list_header_func,
+                                     shell_details,
+                                     NULL);
+
        /* setup details */
        widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "button_install"));
        g_signal_connect (widget, "clicked",
@@ -344,6 +478,19 @@ gs_shell_details_setup (GsShellDetails *shell_details,
        g_signal_connect (widget, "clicked",
                          G_CALLBACK (gs_shell_details_app_remove_button_cb),
                          shell_details);
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "button_history"));
+       g_signal_connect (widget, "clicked",
+                         G_CALLBACK (gs_shell_details_app_history_button_cb),
+                         shell_details);
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "button_history_close"));
+       g_signal_connect (widget, "clicked",
+                         G_CALLBACK (gs_shell_details_button_close_cb),
+                         shell_details);
+
+       /* setup history window */
+       widget = GTK_WIDGET (gtk_builder_get_object (priv->builder, "dialog_history"));
+       g_signal_connect (widget, "delete-event",
+                         G_CALLBACK (gtk_widget_hide_on_delete), shell_details);
 }
 
 /**