libsysprof-ui: wire up a save action

We need this so we have something more simplified for consumers such as
Builder to avoid all the duplicated code.

src/libsysprof-ui/sysprof-display.c

@@ -473,3 +473,66 @@ sysprof_display_open (SysprofDisplay *self,
 
   update_title_child_property (self);
 }
+
+void
+sysprof_display_save (SysprofDisplay *self)
+{
+  SysprofDisplayPrivate *priv = sysprof_display_get_instance_private (self);
+  g_autoptr(GFile) file = NULL;
+  GtkFileChooserNative *native;
+  SysprofCaptureReader *reader;
+  GtkWindow *parent;
+  gint res;
+
+  g_return_if_fail (SYSPROF_IS_DISPLAY (self));
+
+  if (!(reader = sysprof_capture_view_get_reader (priv->capture_view)))
+    return;
+
+  parent = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (self)));
+
+  native = gtk_file_chooser_native_new (_("Save Recording"),
+                                        parent,
+                                        GTK_FILE_CHOOSER_ACTION_SAVE,
+                                        _("Save"),
+                                        _("Cancel"));
+  gtk_file_chooser_set_local_only (GTK_FILE_CHOOSER (native), TRUE);
+  gtk_file_chooser_set_do_overwrite_confirmation (GTK_FILE_CHOOSER (native), TRUE);
+  gtk_file_chooser_set_create_folders (GTK_FILE_CHOOSER (native), TRUE);
+  gtk_file_chooser_set_current_name (GTK_FILE_CHOOSER (native), "capture.sysprof");
+
+  res = gtk_native_dialog_run (GTK_NATIVE_DIALOG (native));
+
+  switch (res)
+    {
+    case GTK_RESPONSE_ACCEPT:
+      file = gtk_file_chooser_get_file (GTK_FILE_CHOOSER (native));
+
+      if (g_file_is_native (file))
+        {
+          g_autofree gchar *path = g_file_get_path (file);
+          g_autoptr(GError) error = NULL;
+
+          if (!sysprof_capture_reader_save_as (reader, path, &error))
+            {
+              GtkWidget *msg;
+
+              msg = gtk_message_dialog_new (parent,
+                                            GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_USE_HEADER_BAR,
+                                            GTK_MESSAGE_ERROR,
+                                            GTK_BUTTONS_CLOSE,
+                                            _("Failed to save recording: %s"),
+                                            error->message);
+              gtk_window_present (GTK_WINDOW (msg));
+              g_signal_connect (msg, "response", G_CALLBACK (gtk_widget_destroy), NULL);
+            }
+        }
+
+      break;
+
+    default:
+      break;
+    }
+
+  gtk_native_dialog_destroy (GTK_NATIVE_DIALOG (native));
+}

src/libsysprof-ui/sysprof-display.h

@@ -51,5 +51,7 @@ gboolean         sysprof_display_is_empty     (SysprofDisplay *self);
 SYSPROF_AVAILABLE_IN_ALL
 void             sysprof_display_open         (SysprofDisplay *self,
                                                GFile          *file);
+SYSPROF_AVAILABLE_IN_ALL
+void             sysprof_display_save         (SysprofDisplay *self);
 
 G_END_DECLS

src/libsysprof-ui/sysprof-notebook.c

@@ -160,3 +160,27 @@ sysprof_notebook_open (SysprofNotebook *self,
 
   sysprof_display_open (SYSPROF_DISPLAY (display), file);
 }
+
+static SysprofDisplay *
+sysprof_notebook_get_current (SysprofNotebook *self)
+{
+  gint page;
+
+  g_assert (SYSPROF_IS_NOTEBOOK (self));
+
+  if ((page = gtk_notebook_get_current_page (GTK_NOTEBOOK (self))) >= 0)
+    return SYSPROF_DISPLAY (gtk_notebook_get_nth_page (GTK_NOTEBOOK (self), page));
+
+  return NULL;
+}
+
+void
+sysprof_notebook_save (SysprofNotebook *self)
+{
+  SysprofDisplay *display;
+
+  g_return_if_fail (SYSPROF_IS_NOTEBOOK (self));
+
+  if ((display = sysprof_notebook_get_current (self)))
+    sysprof_display_save (display);
+}

src/libsysprof-ui/sysprof-notebook.h

@@ -46,5 +46,7 @@ void       sysprof_notebook_close_current (SysprofNotebook *self);
 SYSPROF_AVAILABLE_IN_ALL
 void       sysprof_notebook_open          (SysprofNotebook *self,
                                            GFile           *file);
+SYSPROF_AVAILABLE_IN_ALL
+void       sysprof_notebook_save          (SysprofNotebook *self);
 
 G_END_DECLS

src/sysprof/gtk/menus.ui

@@ -20,6 +20,13 @@
         <attribute name="accel">&lt;primary&gt;o</attribute>
       </item>
     </section>
+    <section id="win-menu-save">
+      <item>
+        <attribute name="label" translatable="yes">Save Capture…</attribute>
+        <attribute name="action">win.save-capture</attribute>
+        <attribute name="accel">&lt;primary&gt;s</attribute>
+      </item>
+    </section>
     <section id="win-menu-close">
       <item>
         <attribute name="label" translatable="yes">Close</attribute>

src/sysprof/sysprof-window.c

@@ -105,6 +105,17 @@ close_tab_cb (GSimpleAction *action,
   sysprof_notebook_close_current (self->notebook);
 }
 
+static void
+save_capture_cb (GSimpleAction *action,
+                 GVariant      *param,
+                 gpointer       user_data)
+{
+  SysprofWindow *self = user_data;
+
+  g_return_if_fail (SYSPROF_IS_WINDOW (self));
+
+  sysprof_notebook_save (self->notebook);
+}
 
 static void
 sysprof_window_class_init (SysprofWindowClass *klass)
@@ -127,6 +138,7 @@ sysprof_window_init (SysprofWindow *self)
     { "close-tab", close_tab_cb },
     { "new-tab", new_tab_cb },
     { "switch-tab", switch_tab_cb, "i" },
+    { "save-capture", save_capture_cb },
   };
 
   gtk_widget_init_template (GTK_WIDGET (self));