[gtk/kill-tree-menu: 12/52] placesview: Use a popover

[Matthias Clasen <matthiasc src gnome org>]

commit ef6dae865fdd0ec3fa95e44e414c42fe55aca312
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Dec 26 20:10:34 2019 -0500

    placesview: Use a popover
    
    Replace the context menu with a popover.

 gtk/gtkplacesview.c | 286 ++++++++++++++++++++++++++++------------------------
 1 file changed, 156 insertions(+), 130 deletions(-)
---
diff --git a/gtk/gtkplacesview.c b/gtk/gtkplacesview.c
index 235c5bd816..270f960516 100644
--- a/gtk/gtkplacesview.c
+++ b/gtk/gtkplacesview.c
@@ -29,6 +29,7 @@
 #include "gtkplacesviewrowprivate.h"
 #include "gtktypebuiltins.h"
 #include "gtkeventcontrollerkey.h"
+#include "gtkpopovermenu.h"
 
 /*
  * SECTION:gtkplacesview
@@ -86,6 +87,8 @@ struct _GtkPlacesViewPrivate
 
   GCancellable                  *networks_fetching_cancellable;
 
+  GtkPlacesViewRow              *row_for_action;
+
   guint                          local_only : 1;
   guint                          should_open_location : 1;
   guint                          should_pulse_entry : 1;
@@ -425,6 +428,17 @@ gtk_places_view_finalize (GObject *object)
   G_OBJECT_CLASS (gtk_places_view_parent_class)->finalize (object);
 }
 
+static void
+gtk_places_view_dispose (GObject *object)
+{
+  GtkPlacesView *self = (GtkPlacesView *)object;
+  GtkPlacesViewPrivate *priv = gtk_places_view_get_instance_private (self);
+
+  g_clear_pointer (&priv->popup_menu, gtk_widget_unparent);
+
+  G_OBJECT_CLASS (gtk_places_view_parent_class)->dispose (object);
+}
+
 static void
 gtk_places_view_get_property (GObject    *object,
                               guint       prop_id,
@@ -443,6 +457,10 @@ gtk_places_view_get_property (GObject    *object,
       g_value_set_boolean (value, gtk_places_view_get_loading (self));
       break;
 
+    case PROP_OPEN_FLAGS:
+      g_value_set_flags (value, gtk_places_view_get_open_flags (self));
+      break;
+
     case PROP_FETCHING_NETWORKS:
       g_value_set_boolean (value, gtk_places_view_get_fetching_networks (self));
       break;
@@ -466,6 +484,10 @@ gtk_places_view_set_property (GObject      *object,
       gtk_places_view_set_local_only (self, g_value_get_boolean (value));
       break;
 
+    case PROP_OPEN_FLAGS:
+      gtk_places_view_set_open_flags (self, g_value_get_flags (value));
+      break;
+
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
     }
@@ -1521,58 +1543,41 @@ mount_volume (GtkPlacesView *view,
   g_object_unref (operation);
 }
 
-/* Callback used when the file list's popup menu is detached */
-static void
-popup_menu_detach_cb (GtkWidget *attach_widget,
-                      GtkMenu   *menu)
-{
-  GtkPlacesViewPrivate *priv;
-
-  priv = gtk_places_view_get_instance_private (GTK_PLACES_VIEW (attach_widget));
-  priv->popup_menu = NULL;
-}
-
-static void
-open_cb (GtkMenuItem      *item,
-         GtkPlacesViewRow *row)
-{
-  GtkPlacesView *self;
-
-  self = GTK_PLACES_VIEW (gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW));
-  activate_row (self, row, GTK_PLACES_OPEN_NORMAL);
-}
-
 static void
-open_in_new_tab_cb (GtkMenuItem      *item,
-                    GtkPlacesViewRow *row)
+open_cb (GtkWidget  *widget,
+         const char *action_name,
+         GVariant   *parameter)
 {
-  GtkPlacesView *self;
+  GtkPlacesView *self = GTK_PLACES_VIEW (widget);
+  GtkPlacesViewPrivate *priv = gtk_places_view_get_instance_private (self);
+  GtkPlacesOpenFlags flags;
 
-  self = GTK_PLACES_VIEW (gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW));
-  activate_row (self, row, GTK_PLACES_OPEN_NEW_TAB);
-}
+  if (priv->row_for_action == NULL)
+    return;
 
-static void
-open_in_new_window_cb (GtkMenuItem      *item,
-                       GtkPlacesViewRow *row)
-{
-  GtkPlacesView *self;
+  if (strcmp (action_name, "location.open") == 0)
+    flags = GTK_PLACES_OPEN_NORMAL;
+  else if (strcmp (action_name, "location.open-tab") == 0)
+    flags = GTK_PLACES_OPEN_NEW_TAB;
+  else if (strcmp (action_name, "location.open-window") == 0)
+    flags = GTK_PLACES_OPEN_NEW_WINDOW;
 
-  self = GTK_PLACES_VIEW (gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW));
-  activate_row (self, row, GTK_PLACES_OPEN_NEW_WINDOW);
+  activate_row (self, priv->row_for_action, flags);
 }
 
 static void
-mount_cb (GtkMenuItem      *item,
-          GtkPlacesViewRow *row)
+mount_cb (GtkWidget  *widget,
+          const char *action_name,
+          GVariant   *parameter)
 {
-  GtkPlacesViewPrivate *priv;
-  GtkWidget *view;
+  GtkPlacesView *self = GTK_PLACES_VIEW (widget);
+  GtkPlacesViewPrivate *priv = gtk_places_view_get_instance_private (self);
   GVolume *volume;
 
-  view = gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW);
-  priv = gtk_places_view_get_instance_private (GTK_PLACES_VIEW (view));
-  volume = gtk_places_view_row_get_volume (row);
+  if (priv->row_for_action == NULL)
+    return;
+
+  volume = gtk_places_view_row_get_volume (priv->row_for_action);
 
   /*
    * When the mount item is activated, it's expected that
@@ -1581,23 +1586,27 @@ mount_cb (GtkMenuItem      *item,
    */
   priv->should_open_location = FALSE;
 
-  gtk_places_view_row_set_busy (row, TRUE);
-  mount_volume (GTK_PLACES_VIEW (view), volume);
+  gtk_places_view_row_set_busy (priv->row_for_action, TRUE);
+  mount_volume (self, volume);
 }
 
 static void
-unmount_cb (GtkMenuItem      *item,
-            GtkPlacesViewRow *row)
+unmount_cb (GtkWidget  *widget,
+            const char *action_name,
+            GVariant   *parameter)
 {
-  GtkWidget *view;
+  GtkPlacesView *self = GTK_PLACES_VIEW (widget);
+  GtkPlacesViewPrivate *priv = gtk_places_view_get_instance_private (self);
   GMount *mount;
 
-  view = gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW);
-  mount = gtk_places_view_row_get_mount (row);
+  if (priv->row_for_action == NULL)
+    return;
+
+  mount = gtk_places_view_row_get_mount (priv->row_for_action);
 
-  gtk_places_view_row_set_busy (row, TRUE);
+  gtk_places_view_row_set_busy (priv->row_for_action, TRUE);
 
-  unmount_mount (GTK_PLACES_VIEW (view), mount);
+  unmount_mount (self, mount);
 }
 
 static void
@@ -1646,88 +1655,58 @@ populate_available_protocols_grid (GtkGrid *grid)
     attach_protocol_row_to_grid (grid, _("WebDAV"), _("dav:// or davs://"));
 }
 
-/* Constructs the popup menu if needed */
-static void
-build_popup_menu (GtkPlacesView    *view,
-                  GtkPlacesViewRow *row)
+static GMenuModel *
+get_menu_model (void)
 {
-  GtkPlacesViewPrivate *priv;
-  GtkWidget *item;
-  GMount *mount;
-  GFile *file;
-  gboolean is_network;
+  GMenu *menu;
+  GMenu *section;
+  GMenuItem *item;
 
-  priv = gtk_places_view_get_instance_private (view);
-  mount = gtk_places_view_row_get_mount (row);
-  file = gtk_places_view_row_get_file (row);
-  is_network = gtk_places_view_row_get_is_network (row);
+  menu = g_menu_new ();
+  section = g_menu_new ();
+  item = g_menu_item_new (_("_Open"), "location.open");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  priv->popup_menu = gtk_menu_new ();
-  gtk_style_context_add_class (gtk_widget_get_style_context (priv->popup_menu),
-                               GTK_STYLE_CLASS_CONTEXT_MENU);
+  item = g_menu_item_new (_("Open in New _Tab"), "location.open-tab");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  gtk_menu_attach_to_widget (GTK_MENU (priv->popup_menu),
-                             GTK_WIDGET (view),
-                             popup_menu_detach_cb);
+  item = g_menu_item_new (_("Open in New _Window"), "location.open-window");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  /* Open item is always present */
-  item = gtk_menu_item_new_with_mnemonic (_("_Open"));
-  g_signal_connect (item,
-                    "activate",
-                    G_CALLBACK (open_cb),
-                    row);
-  gtk_menu_shell_append (GTK_MENU_SHELL (priv->popup_menu), item);
+  g_menu_append_section (menu, NULL, G_MENU_MODEL (section));
+  g_object_unref (section);
 
-  if (priv->open_flags & GTK_PLACES_OPEN_NEW_TAB)
-    {
-      item = gtk_menu_item_new_with_mnemonic (_("Open in New _Tab"));
-      g_signal_connect (item,
-                        "activate",
-                        G_CALLBACK (open_in_new_tab_cb),
-                        row);
-      gtk_menu_shell_append (GTK_MENU_SHELL (priv->popup_menu), item);
-    }
+  section = g_menu_new ();
+  item = g_menu_item_new (_("_Disconnect"), "location.disconnect");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  if (priv->open_flags & GTK_PLACES_OPEN_NEW_WINDOW)
-    {
-      item = gtk_menu_item_new_with_mnemonic (_("Open in New _Window"));
-      g_signal_connect (item,
-                        "activate",
-                        G_CALLBACK (open_in_new_window_cb),
-                        row);
-      gtk_menu_shell_append (GTK_MENU_SHELL (priv->popup_menu), item);
-    }
+  item = g_menu_item_new (_("_Unmount"), "location.unmount");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  /*
-   * The only item that contains a file up to now is the Computer
-   * item, which cannot be mounted or unmounted.
-   */
-  if (file)
-    return;
 
-  /* Separator */
-  item = gtk_separator_menu_item_new ();
-  gtk_menu_shell_insert (GTK_MENU_SHELL (priv->popup_menu), item, -1);
+  item = g_menu_item_new (_("_Connect"), "location.connect");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
 
-  /* Mount/Unmount items */
-  if (mount)
-    {
-      item = gtk_menu_item_new_with_mnemonic (is_network ? _("_Disconnect") : _("_Unmount"));
-      g_signal_connect (item,
-                        "activate",
-                        G_CALLBACK (unmount_cb),
-                        row);
-      gtk_menu_shell_append (GTK_MENU_SHELL (priv->popup_menu), item);
-    }
-  else
-    {
-      item = gtk_menu_item_new_with_mnemonic (is_network ? _("_Connect") : _("_Mount"));
-      g_signal_connect (item,
-                        "activate",
-                        G_CALLBACK (mount_cb),
-                        row);
-      gtk_menu_shell_append (GTK_MENU_SHELL (priv->popup_menu), item);
-    }
+  item = g_menu_item_new (_("_Mount"), "location.mount");
+  g_menu_item_set_attribute (item, "hidden-when", "s", "action-disabled");
+  g_menu_append_item (section, item);
+  g_object_unref (item);
+
+  g_menu_append_section (menu, NULL, G_MENU_MODEL (section));
+  g_object_unref (section);
+
+  return G_MENU_MODEL (menu);
 }
 
 static void
@@ -1736,15 +1715,44 @@ popup_menu (GtkPlacesViewRow *row,
 {
   GtkPlacesViewPrivate *priv;
   GtkWidget *view;
+  GMount *mount;
+  GFile *file;
+  gboolean is_network;
 
   view = gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW);
   priv = gtk_places_view_get_instance_private (GTK_PLACES_VIEW (view));
 
-  g_clear_pointer (&priv->popup_menu, gtk_widget_destroy);
+  mount = gtk_places_view_row_get_mount (row);
+  file = gtk_places_view_row_get_file (row);
+  is_network = gtk_places_view_row_get_is_network (row);
+
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.disconnect",
+                                 !file && mount && is_network);
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.unmount",
+                                 !file && mount && !is_network);
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.connect",
+                                 !file && !mount && is_network);
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.mount",
+                                 !file && !mount && !is_network);
+ 
+  if (!priv->popup_menu)
+    {
+      GMenuModel *model = get_menu_model ();
+
+      priv->popup_menu = gtk_popover_menu_new_from_model (GTK_WIDGET (view), model);
+      gtk_popover_set_position (GTK_POPOVER (priv->popup_menu), GTK_POS_BOTTOM);
 
-  build_popup_menu (GTK_PLACES_VIEW (view), row);
+      gtk_popover_set_has_arrow (GTK_POPOVER (priv->popup_menu), FALSE);
+      gtk_widget_set_halign (priv->popup_menu, GTK_ALIGN_START);
 
-  gtk_menu_popup_at_pointer (GTK_MENU (priv->popup_menu), (GdkEvent *) event);
+      g_object_unref (model);
+    }
+
+  gtk_widget_set_halign (priv->popup_menu, GTK_ALIGN_CENTER);
+  gtk_popover_set_relative_to (GTK_POPOVER (priv->popup_menu), GTK_WIDGET (row));
+
+  priv->row_for_action = row;
+  gtk_popover_popup (GTK_POPOVER (priv->popup_menu));
 }
 
 static gboolean
@@ -2236,6 +2244,7 @@ gtk_places_view_class_init (GtkPlacesViewClass *klass)
   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
 
   object_class->finalize = gtk_places_view_finalize;
+  object_class->dispose = gtk_places_view_dispose;
   object_class->constructed = gtk_places_view_constructed;
   object_class->get_property = gtk_places_view_get_property;
   object_class->set_property = gtk_places_view_set_property;
@@ -2344,6 +2353,14 @@ gtk_places_view_class_init (GtkPlacesViewClass *klass)
   gtk_widget_class_bind_template_callback (widget_class, on_listbox_row_activated);
   gtk_widget_class_bind_template_callback (widget_class, on_recent_servers_listbox_row_activated);
 
+  gtk_widget_class_install_action (widget_class, "location.open", NULL, open_cb);
+  gtk_widget_class_install_action (widget_class, "location.open-tab", NULL, open_cb);
+  gtk_widget_class_install_action (widget_class, "location.open-window", NULL, open_cb);
+  gtk_widget_class_install_action (widget_class, "location.mount", NULL, mount_cb);
+  gtk_widget_class_install_action (widget_class, "location.connect", NULL, mount_cb);
+  gtk_widget_class_install_action (widget_class, "location.unmount", NULL, unmount_cb);
+  gtk_widget_class_install_action (widget_class, "location.disconnect", NULL, unmount_cb);
+
   gtk_widget_class_set_css_name (widget_class, I_("placesview"));
 }
 
@@ -2360,6 +2377,9 @@ gtk_places_view_init (GtkPlacesView *self)
   priv->path_size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
   priv->space_size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
 
+  gtk_widget_action_set_enabled (GTK_WIDGET (self), "location.open-tab", FALSE);
+  gtk_widget_action_set_enabled (GTK_WIDGET (self), "location.open-window", FALSE);
+
   gtk_widget_init_template (GTK_WIDGET (self));
 
   controller = gtk_event_controller_key_new ();
@@ -2427,11 +2447,17 @@ gtk_places_view_set_open_flags (GtkPlacesView      *view,
 
   priv = gtk_places_view_get_instance_private (view);
 
-  if (priv->open_flags != flags)
-    {
-      priv->open_flags = flags;
-      g_object_notify_by_pspec (G_OBJECT (view), properties[PROP_OPEN_FLAGS]);
-    }
+  if (priv->open_flags == flags)
+    return;
+
+  priv->open_flags = flags;
+
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.open-tab",
+                                 (flags & GTK_PLACES_OPEN_NEW_TAB) != 0);
+  gtk_widget_action_set_enabled (GTK_WIDGET (view), "location.open-window",
+                                 (flags & GTK_PLACES_OPEN_NEW_WINDOW) != 0);
+
+  g_object_notify_by_pspec (G_OBJECT (view), properties[PROP_OPEN_FLAGS]);
 }
 
 /*