[gnome-builder/wip/chergert/perspective] project-tree: port new project-tree plugin to IdeWorkbench

From: Christian Hergert <chergert src gnome org>
To: commits-list gnome org
Cc:
Subject: [gnome-builder/wip/chergert/perspective] project-tree: port new project-tree plugin to IdeWorkbench
Date: Thu, 19 Nov 2015 00:49:56 +0000 (UTC)
commit 6cb26f20e7034ad911b9c92e543fc1c32f75ab53
Author: Christian Hergert <christian hergert me>
Date:   Wed Nov 18 16:49:10 2015 -0800

    project-tree: port new project-tree plugin to IdeWorkbench

 libide/Makefile.am                                 |    2 +
 libide/ide.h                                       |    2 +
 libide/util/ide-file-manager.c                     |  191 ++++++++++++++++
 libide/util/ide-file-manager.h                     |   31 +++
 plugins/project-tree/Makefile.am                   |   25 ++-
 plugins/project-tree/gb-new-file-popover.c         |    2 +-
 .../project-tree}/gb-new-file-popover.ui           |    0
 plugins/project-tree/gb-project-tree-actions.c     |  235 ++++++++++----------
 plugins/project-tree/gb-project-tree-addin.c       |   61 +++++-
 plugins/project-tree/gb-project-tree-builder.c     |  101 ++++-----
 plugins/project-tree/gb-project-tree-builder.h     |    7 +-
 plugins/project-tree/gb-project-tree-private.h     |    4 +-
 plugins/project-tree/gb-project-tree.c             |   28 ++-
 plugins/project-tree/gb-project-tree.gresource.xml |    6 +
 plugins/project-tree/gb-project-tree.h             |    4 +-
 15 files changed, 485 insertions(+), 214 deletions(-)
---
diff --git a/libide/Makefile.am b/libide/Makefile.am
index a25f297..ff3bc62 100644
--- a/libide/Makefile.am
+++ b/libide/Makefile.am
@@ -230,6 +230,8 @@ libide_1_0_la_public_sources = \
        ide.h \
        local/ide-local-device.c \
        local/ide-local-device.h \
+       util/ide-file-manager.c \
+       util/ide-file-manager.h \
        $(NULL)
 
 libide_1_0_la_SOURCES = \
diff --git a/libide/ide.h b/libide/ide.h
index 19444e8..f27f34f 100644
--- a/libide/ide.h
+++ b/libide/ide.h
@@ -121,6 +121,8 @@ G_BEGIN_DECLS
 #include "git/ide-git-remote-callbacks.h"
 #include "git/ide-git-vcs.h"
 #include "local/ide-local-device.h"
+#include "util/ide-file-manager.h"
+#include "util/ide-gtk.h"
 #include "util/ide-line-reader.h"
 #include "util/ide-list-inline.h"
 
diff --git a/libide/util/ide-file-manager.c b/libide/util/ide-file-manager.c
new file mode 100644
index 0000000..f782857
--- /dev/null
+++ b/libide/util/ide-file-manager.c
@@ -0,0 +1,191 @@
+/* ide-file-manager.c
+ *
+ * Copyright (C) 2015 Christian Hergert <christian hergert me>
+ *
+ * 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/>.
+ */
+
+#include "ide-file-manager.h"
+
+#include <glib/gi18n.h>
+
+#if defined(G_OS_WIN32)
+/* This is a hack for Windows known directory support.
+ * DATADIR (autotools-generated constant) is a type defined in objidl.h
+ * so we must #undef it before including shlobj.h in order to avoid a
+ * name clash. */
+#undef DATADIR
+#include <windows.h>
+#include <shlobj.h>
+#endif
+
+#ifdef PLATFORM_OSX
+#include <AppKit/AppKit.h>
+#endif
+
+/* Copied from the GIMP */
+gboolean
+ide_file_manager_show (GFile   *file,
+                       GError **error)
+{
+  g_return_val_if_fail (G_IS_FILE (file), FALSE);
+  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+#if defined(G_OS_WIN32)
+
+  {
+    gboolean ret;
+    char *filename;
+    int n;
+    LPWSTR w_filename = NULL;
+    ITEMIDLIST *pidl = NULL;
+
+    ret = FALSE;
+
+    /* Calling this function mutiple times should do no harm, but it is
+       easier to put this here as it needs linking against ole32. */
+    CoInitialize (NULL);
+
+    filename = g_file_get_path (file);
+    if (!filename)
+      {
+        g_set_error_literal (error, G_FILE_ERROR, 0,
+                             _("File path is NULL"));
+        goto out;
+      }
+
+    n = MultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS,
+                             filename, -1, NULL, 0);
+    if (n == 0)
+      {
+        g_set_error_literal (error, G_FILE_ERROR, 0,
+                             _("Error converting UTF-8 filename to wide char"));
+        goto out;
+      }
+
+    w_filename = g_malloc_n (n + 1, sizeof (wchar_t));
+    n = MultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS,
+                             filename, -1,
+                             w_filename, (n + 1) * sizeof (wchar_t));
+    if (n == 0)
+      {
+        g_set_error_literal (error, G_FILE_ERROR, 0,
+                             _("Error converting UTF-8 filename to wide char"));
+        goto out;
+      }
+
+    pidl = ILCreateFromPathW (w_filename);
+    if (!pidl)
+      {
+        g_set_error_literal (error, G_FILE_ERROR, 0,
+                             _("ILCreateFromPath() failed"));
+        goto out;
+      }
+
+    SHOpenFolderAndSelectItems (pidl, 0, NULL, 0);
+    ret = TRUE;
+
+  out:
+    if (pidl)
+      ILFree (pidl);
+    g_free (w_filename);
+    g_free (filename);
+
+    return ret;
+  }
+
+#elif defined(PLATFORM_OSX)
+
+  {
+    gchar    *uri;
+    NSString *filename;
+    NSURL    *url;
+    gboolean  retval = TRUE;
+
+    uri = g_file_get_uri (file);
+    filename = [NSString stringWithUTF8String:uri];
+
+    url = [NSURL URLWithString:filename];
+    if (url)
+      {
+        NSArray *url_array = [NSArray arrayWithObject:url];
+
+        [[NSWorkspace sharedWorkspace] activateFileViewerSelectingURLs:url_array];
+      }
+    else
+      {
+        g_set_error (error, G_FILE_ERROR, 0,
+                     _("Cannot convert '%s' into a valid NSURL."), uri);
+        retval = FALSE;
+      }
+
+    g_free (uri);
+
+    return retval;
+  }
+
+#else /* UNIX */
+
+  {
+    GDBusProxy      *proxy;
+    GVariant        *retval;
+    GVariantBuilder *builder;
+    gchar           *uri;
+
+    proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+                                           G_DBUS_PROXY_FLAGS_NONE,
+                                           NULL,
+                                           "org.freedesktop.FileManager1",
+                                           "/org/freedesktop/FileManager1",
+                                           "org.freedesktop.FileManager1",
+                                           NULL, error);
+
+    if (!proxy)
+      {
+        g_prefix_error (error,
+                        _("Connecting to org.freedesktop.FileManager1 failed: "));
+        return FALSE;
+      }
+
+    uri = g_file_get_uri (file);
+
+    builder = g_variant_builder_new (G_VARIANT_TYPE ("as"));
+    g_variant_builder_add (builder, "s", uri);
+
+    g_free (uri);
+
+    retval = g_dbus_proxy_call_sync (proxy,
+                                     "ShowItems",
+                                     g_variant_new ("(ass)",
+                                                    builder,
+                                                    ""),
+                                     G_DBUS_CALL_FLAGS_NONE,
+                                     -1, NULL, error);
+
+    g_variant_builder_unref (builder);
+    g_object_unref (proxy);
+
+    if (!retval)
+      {
+        g_prefix_error (error, _("Calling ShowItems failed: "));
+        return FALSE;
+      }
+
+    g_variant_unref (retval);
+
+    return TRUE;
+  }
+
+#endif
+}
diff --git a/libide/util/ide-file-manager.h b/libide/util/ide-file-manager.h
new file mode 100644
index 0000000..287a076
--- /dev/null
+++ b/libide/util/ide-file-manager.h
@@ -0,0 +1,31 @@
+/* ide-file-manager.h
+ *
+ * Copyright (C) 2015 Christian Hergert <christian hergert me>
+ *
+ * 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 IDE_FILE_MANAGER_H
+#define IDE_FILE_MANAGER_H
+
+#include <gio/gio.h>
+
+G_BEGIN_DECLS
+
+gboolean ide_file_manager_show (GFile   *file,
+                                GError **error);
+
+G_END_DECLS
+
+#endif /* IDE_FILE_MANAGER_H */
diff --git a/plugins/project-tree/Makefile.am b/plugins/project-tree/Makefile.am
index f1ec14f..f407e49 100644
--- a/plugins/project-tree/Makefile.am
+++ b/plugins/project-tree/Makefile.am
@@ -28,31 +28,38 @@ libproject_tree_plugin_la_SOURCES = \
        project-tree-plugin.c \
        $(NULL)
 
+nodist_libproject_tree_plugin_la_SOURCES = \
+       gb-project-tree-resources.c \
+       gb-project-tree-resources.h
+
 libproject_tree_plugin_la_CFLAGS = \
        $(LIBIDE_CFLAGS) \
        $(OPTIMIZE_CFLAGS) \
        $(DEBUG_CFLAGS) \
-       $(TERMINAL_CFLAGS) \
        -I$(top_srcdir)/libide \
-       -I$(top_srcdir)/src/tree \
-       -I$(top_srcdir)/src/util \
        $(NULL)
 
+libproject_tree_plugin_la_LIBADD =
+
 if ENABLE_TERMINAL_PLUGIN
-libproject_tree_plugin_la_CFLAGS += -DHAVE_VTE
+libproject_tree_plugin_la_LIBADD += $(TERMINAL_LIBS)
+libproject_tree_plugin_la_CFLAGS += \
+       $(TERMINAL_CFLAGS) \
+       -DHAVE_VTE
 endif
 
-libproject_tree_plugin_la_LIBADD = \
-       $(LIBIDE_LIBS) \
-       $(top_builddir)/libide/libide-1.0.la \
-       $(NULL)
-
 libproject_tree_plugin_la_LDFLAGS = \
        $(OPTIMIZE_LDFLAGS) \
        -avoid-version \
        -module \
        $(NULL)
 
+glib_resources_c = gb-project-tree-resources.c
+glib_resources_h = gb-project-tree-resources.h
+glib_resources_xml = gb-project-tree.gresource.xml
+glib_resources_namespace = gb_project_tree
+include $(top_srcdir)/build/autotools/Makefile.am.gresources
+
 include $(top_srcdir)/plugins/Makefile.plugin
 
 endif
diff --git a/plugins/project-tree/gb-new-file-popover.c b/plugins/project-tree/gb-new-file-popover.c
index 25ece48..423a731 100644
--- a/plugins/project-tree/gb-new-file-popover.c
+++ b/plugins/project-tree/gb-new-file-popover.c
@@ -291,7 +291,7 @@ gb_new_file_popover_class_init (GbNewFilePopoverClass *klass)
                   G_TYPE_FILE,
                   G_TYPE_FILE_TYPE);
 
-  gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/builder/ui/gb-new-file-popover.ui");
+  gtk_widget_class_set_template_from_resource (widget_class, 
"/org/gnome/builder/plugins/project-tree/gb-new-file-popover.ui");
   gtk_widget_class_bind_template_child (widget_class, GbNewFilePopover, button);
   gtk_widget_class_bind_template_child (widget_class, GbNewFilePopover, entry);
   gtk_widget_class_bind_template_child (widget_class, GbNewFilePopover, message);
diff --git a/data/ui/gb-new-file-popover.ui b/plugins/project-tree/gb-new-file-popover.ui
similarity index 100%
rename from data/ui/gb-new-file-popover.ui
rename to plugins/project-tree/gb-new-file-popover.ui
diff --git a/plugins/project-tree/gb-project-tree-actions.c b/plugins/project-tree/gb-project-tree-actions.c
index aa62505..c1bd333 100644
--- a/plugins/project-tree/gb-project-tree-actions.c
+++ b/plugins/project-tree/gb-project-tree-actions.c
@@ -26,7 +26,6 @@
 # include <vte/vte.h>
 #endif
 
-#include "gb-file-manager.h"
 #include "gb-new-file-popover.h"
 #include "gb-project-file.h"
 #include "gb-project-tree.h"
@@ -34,11 +33,6 @@
 #include "gb-project-tree-private.h"
 #include "gb-rename-file-popover.h"
 
-#if 0
-#include "gb-view-stack.h"
-#endif
-
-#if 0
 static void
 action_set (GActionGroup *group,
             const gchar  *action_name,
@@ -74,28 +68,28 @@ gb_project_tree_actions_refresh (GSimpleAction *action,
                                  gpointer       user_data)
 {
   GbProjectTree *self = user_data;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item = NULL;
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  if ((selected = gb_tree_get_selected (GB_TREE (self))))
+  if ((selected = ide_tree_get_selected (IDE_TREE (self))))
     {
-      item = gb_tree_node_get_item (selected);
+      item = ide_tree_node_get_item (selected);
       if (item != NULL)
         g_object_ref (item);
     }
 
-  gb_tree_rebuild (GB_TREE (self));
+  ide_tree_rebuild (IDE_TREE (self));
 
   if (item != NULL)
     {
-      selected = gb_tree_find_item (GB_TREE (self), item);
+      selected = ide_tree_find_item (IDE_TREE (self), item);
       if (selected != NULL)
         {
-          gb_tree_node_expand (selected, TRUE);
-          gb_tree_node_select (selected);
-          gb_tree_scroll_to_node (GB_TREE (self), selected);
+          ide_tree_node_expand (selected, TRUE);
+          ide_tree_node_select (selected);
+          ide_tree_scroll_to_node (IDE_TREE (self), selected);
         }
       g_object_unref (item);
     }
@@ -118,22 +112,21 @@ gb_project_tree_actions_open (GSimpleAction *action,
                               GVariant      *variant,
                               gpointer       user_data)
 {
-#if 0
   GbProjectTree *self = user_data;
   IdeWorkbench *workbench;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item;
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  workbench = gb_widget_get_workbench (GTK_WIDGET (self));
-  g_assert (GB_IS_WORKBENCH (workbench));
+  workbench = ide_widget_get_workbench (GTK_WIDGET (self));
+  g_assert (IDE_IS_WORKBENCH (workbench));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)))
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)))
     return;
 
-  item = gb_tree_node_get_item (selected);
+  item = ide_tree_node_get_item (selected);
 
   if (GB_IS_PROJECT_FILE (item))
     {
@@ -151,9 +144,8 @@ gb_project_tree_actions_open (GSimpleAction *action,
       if (!file)
         return;
 
-      ide_workbench_open (workbench, file);
+      ide_workbench_open_files_async (workbench, &file, 1, NULL, NULL, NULL);
     }
-#endif
 }
 
 static void
@@ -161,11 +153,10 @@ gb_project_tree_actions_open_with (GSimpleAction *action,
                                    GVariant      *variant,
                                    gpointer       user_data)
 {
-#if 0
   g_autoptr(GDesktopAppInfo) app_info = NULL;
   g_autoptr(GdkAppLaunchContext) launch_context = NULL;
   GbProjectTree *self = user_data;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   IdeWorkbench *workbench;
   GdkDisplay *display;
   GFileInfo *file_info;
@@ -177,9 +168,9 @@ gb_project_tree_actions_open_with (GSimpleAction *action,
   g_assert (GB_IS_PROJECT_TREE (self));
   g_assert (g_variant_is_of_type (variant, G_VARIANT_TYPE_STRING));
 
-  if (!(workbench = gb_widget_get_workbench (GTK_WIDGET (self))) ||
-      !(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(workbench = ide_widget_get_workbench (GTK_WIDGET (self))) ||
+      !(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item) ||
       !(app_id = g_variant_get_string (variant, NULL)) ||
       !(file_info = gb_project_file_get_file_info (GB_PROJECT_FILE (item))) ||
@@ -193,7 +184,6 @@ gb_project_tree_actions_open_with (GSimpleAction *action,
   files = g_list_append (NULL, file);
   g_app_info_launch (G_APP_INFO (app_info), files, G_APP_LAUNCH_CONTEXT (launch_context), NULL);
   g_list_free (files);
-#endif
 }
 
 static void
@@ -206,18 +196,18 @@ gb_project_tree_actions_open_with_editor (GSimpleAction *action,
   GbProjectTree *self = user_data;
   GFileInfo *file_info;
   GFile *file;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item;
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item) ||
       !(file_info = gb_project_file_get_file_info (GB_PROJECT_FILE (item))) ||
       (g_file_info_get_file_type (file_info) == G_FILE_TYPE_DIRECTORY) ||
       !(file = gb_project_file_get_file (GB_PROJECT_FILE (item))) ||
-      !(workbench = gb_widget_get_workbench (GTK_WIDGET (self))))
+      !(workbench = ide_widget_get_workbench (GTK_WIDGET (self))))
     return;
 
   ide_workbench_open_with_editor (workbench, file);
@@ -230,20 +220,20 @@ gb_project_tree_actions_open_containing_folder (GSimpleAction *action,
                                                 gpointer       user_data)
 {
   GbProjectTree *self = user_data;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item;
   GFile *file;
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item))
     return;
 
   file = gb_project_file_get_file (GB_PROJECT_FILE (item));
 
-  gb_file_manager_show (file, NULL);
+  ide_file_manager_show (file, NULL);
 }
 
 /* Based on gdesktopappinfo.c in GIO */
@@ -290,7 +280,7 @@ gb_project_tree_actions_open_in_terminal (GSimpleAction *action,
                                           gpointer       user_data)
 {
   GbProjectTree *self = user_data;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item;
   GFile *file;
   g_autofree gchar *workdir = NULL;
@@ -301,8 +291,8 @@ gb_project_tree_actions_open_in_terminal (GSimpleAction *action,
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item))
     return;
 
@@ -365,11 +355,11 @@ gb_project_tree_actions__make_directory_cb (GObject      *object,
                                             gpointer      user_data)
 {
   GFile *file = (GFile *)object;
-  g_autoptr(GbTreeNode) node = user_data;
+  g_autoptr(IdeTreeNode) node = user_data;
   g_autoptr(GError) error = NULL;
 
   g_assert (G_IS_FILE (file));
-  g_assert (GB_IS_TREE_NODE (node));
+  g_assert (IDE_IS_TREE_NODE (node));
 
   if (!g_file_make_directory_finish (file, result, &error))
     {
@@ -377,9 +367,9 @@ gb_project_tree_actions__make_directory_cb (GObject      *object,
       return;
     }
 
-  gb_tree_node_invalidate (node);
-  gb_tree_node_expand (node, FALSE);
-  gb_tree_node_select (node);
+  ide_tree_node_invalidate (node);
+  ide_tree_node_expand (node, FALSE);
+  ide_tree_node_select (node);
 }
 
 static void
@@ -388,13 +378,13 @@ gb_project_tree_actions__create_cb (GObject      *object,
                                     gpointer      user_data)
 {
   GFile *file = (GFile *)object;
-  g_autoptr(GbTreeNode) node = user_data;
+  g_autoptr(IdeTreeNode) node = user_data;
   g_autoptr(GError) error = NULL;
   GbProjectTree *self;
   IdeWorkbench *workbench;
 
   g_assert (G_IS_FILE (file));
-  g_assert (GB_IS_TREE_NODE (node));
+  g_assert (IDE_IS_TREE_NODE (node));
 
   if (!g_file_create_finish (file, result, &error))
     {
@@ -402,19 +392,19 @@ gb_project_tree_actions__create_cb (GObject      *object,
       return;
     }
 
-  self = GB_PROJECT_TREE (gb_tree_node_get_tree (node));
+  self = GB_PROJECT_TREE (ide_tree_node_get_tree (node));
   if (self == NULL)
     return;
 
-  workbench = gb_widget_get_workbench (GTK_WIDGET (self));
+  workbench = ide_widget_get_workbench (GTK_WIDGET (self));
   if (workbench == NULL)
     return;
 
-  ide_workbench_open (workbench, file);
+  ide_workbench_open_files_async (workbench, &file, 1, NULL, NULL, NULL);
 
-  gb_tree_node_invalidate (node);
-  gb_tree_node_expand (node, FALSE);
-  gb_tree_node_select (node);
+  ide_tree_node_invalidate (node);
+  ide_tree_node_expand (node, FALSE);
+  ide_tree_node_select (node);
 }
 
 static void
@@ -423,7 +413,7 @@ gb_project_tree_actions__popover_create_file_cb (GbProjectTree    *self,
                                                  GFileType         file_type,
                                                  GbNewFilePopover *popover)
 {
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
 
   g_assert (GB_IS_PROJECT_TREE (self));
   g_assert (G_IS_FILE (file));
@@ -431,10 +421,10 @@ gb_project_tree_actions__popover_create_file_cb (GbProjectTree    *self,
             (file_type == G_FILE_TYPE_REGULAR));
   g_assert (GB_IS_NEW_FILE_POPOVER (popover));
 
-  selected = gb_tree_get_selected (GB_TREE (self));
+  selected = ide_tree_get_selected (IDE_TREE (self));
 
   g_assert (selected != NULL);
-  g_assert (GB_IS_TREE_NODE (selected));
+  g_assert (IDE_IS_TREE_NODE (selected));
 
   if (file_type == G_FILE_TYPE_DIRECTORY)
     {
@@ -468,22 +458,22 @@ static void
 gb_project_tree_actions__popover_closed_cb (GbProjectTree *self,
                                             GtkPopover    *popover)
 {
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
 
   g_assert (GB_IS_PROJECT_TREE (self));
   g_assert (GTK_IS_POPOVER (popover));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) || !self->expanded_in_new)
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) || !self->expanded_in_new)
     return;
 
-  gb_tree_node_collapse (selected);
+  ide_tree_node_collapse (selected);
 }
 
 static void
 gb_project_tree_actions_new (GbProjectTree *self,
                              GFileType      file_type)
 {
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GObject *item;
   GtkPopover *popover;
   GbProjectFile *project_file;
@@ -495,8 +485,8 @@ gb_project_tree_actions_new (GbProjectTree *self,
             (file_type == G_FILE_TYPE_REGULAR));
 
 again:
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item))
     return;
 
@@ -516,17 +506,17 @@ again:
     {
       GtkTreePath *path;
 
-      selected = gb_tree_node_get_parent (selected);
-      gb_tree_node_select (selected);
-      path = gb_tree_node_get_path (selected);
+      selected = ide_tree_node_get_parent (selected);
+      ide_tree_node_select (selected);
+      path = ide_tree_node_get_path (selected);
       gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (self), path, NULL, FALSE, 0, 0);
       gtk_tree_path_free (path);
 
       goto again;
     }
 
-  if ((self->expanded_in_new = !gb_tree_node_get_expanded (selected)))
-    gb_tree_node_expand (selected, FALSE);
+  if ((self->expanded_in_new = !ide_tree_node_get_expanded (selected)))
+    ide_tree_node_expand (selected, FALSE);
 
   popover = g_object_new (GB_TYPE_NEW_FILE_POPOVER,
                           "directory", file,
@@ -544,7 +534,7 @@ again:
                            self,
                            G_CONNECT_SWAPPED);
 
-  gb_tree_node_show_popover (selected, popover);
+  ide_tree_node_show_popover (selected, popover);
 }
 
 static void
@@ -572,12 +562,12 @@ gb_project_tree_actions_new_file (GSimpleAction *action,
 }
 
 static gboolean
-find_child_node (GbTree     *tree,
-                 GbTreeNode *parent,
-                 GbTreeNode *child,
+find_child_node (IdeTree     *tree,
+                 IdeTreeNode *parent,
+                 IdeTreeNode *child,
                  gpointer    user_data)
 {
-  GObject *item = gb_tree_node_get_item (child);
+  GObject *item = ide_tree_node_get_item (child);
   GFile *target = user_data;
   GFile *child_file;
 
@@ -597,10 +587,10 @@ gb_project_tree_actions__project_rename_file_cb (GObject      *object,
   IdeProject *project = (IdeProject *)object;
   g_autoptr(GbRenameFilePopover) popover = user_data;
   g_autoptr(GError) error = NULL;
-  GbTreeNode *node;
-  GbTreeNode *parent;
+  IdeTreeNode *node;
+  IdeTreeNode *parent;
   GFile *file;
-  GbTree *tree;
+  IdeTree *tree;
 
   g_assert (IDE_IS_PROJECT (project));
   g_assert (GB_IS_RENAME_FILE_POPOVER (popover));
@@ -613,26 +603,26 @@ gb_project_tree_actions__project_rename_file_cb (GObject      *object,
     }
 
   file = g_object_get_data (G_OBJECT (popover), "G_FILE");
-  tree = GB_TREE (gtk_popover_get_relative_to (GTK_POPOVER (popover)));
+  tree = IDE_TREE (gtk_popover_get_relative_to (GTK_POPOVER (popover)));
 
   g_assert (G_IS_FILE (file));
-  g_assert (GB_IS_TREE (tree));
+  g_assert (IDE_IS_TREE (tree));
 
-  node = gb_tree_get_selected (tree);
+  node = ide_tree_get_selected (tree);
   if (node == NULL)
     goto cleanup;
 
-  parent = gb_tree_node_get_parent (node);
+  parent = ide_tree_node_get_parent (node);
 
-  gb_tree_node_invalidate (parent);
-  gb_tree_node_expand (parent, FALSE);
+  ide_tree_node_invalidate (parent);
+  ide_tree_node_expand (parent, FALSE);
 
-  node = gb_tree_find_child_node (tree, parent, find_child_node, file);
+  node = ide_tree_find_child_node (tree, parent, find_child_node, file);
 
   if (node != NULL)
-    gb_tree_node_select (node);
+    ide_tree_node_select (node);
   else
-    gb_tree_node_select (parent);
+    ide_tree_node_select (parent);
 
 cleanup:
   gtk_widget_hide (GTK_WIDGET (popover));
@@ -654,7 +644,7 @@ gb_project_tree_actions__rename_file_cb (GbProjectTree       *self,
   g_assert (G_IS_FILE (new_file));
   g_assert (GTK_IS_POPOVER (popover));
 
-  workbench = gb_widget_get_workbench (GTK_WIDGET (self));
+  workbench = ide_widget_get_workbench (GTK_WIDGET (self));
   context = ide_workbench_get_context (workbench);
   project = ide_context_get_project (context);
 
@@ -676,7 +666,7 @@ gb_project_tree_actions_rename_file (GSimpleAction *action,
                                      gpointer       user_data)
 {
   GbProjectTree *self = user_data;
-  GbTreeNode *selected;
+  IdeTreeNode *selected;
   GtkPopover *popover;
   GObject *item;
   GFile *file;
@@ -685,8 +675,8 @@ gb_project_tree_actions_rename_file (GSimpleAction *action,
 
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  if (!(selected = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (selected)) ||
+  if (!(selected = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (selected)) ||
       !GB_IS_PROJECT_FILE (item) ||
       !(file = gb_project_file_get_file (GB_PROJECT_FILE (item))) ||
       !(file_info = gb_project_file_get_file_info (GB_PROJECT_FILE (item))))
@@ -704,7 +694,7 @@ gb_project_tree_actions_rename_file (GSimpleAction *action,
                            G_CALLBACK (gb_project_tree_actions__rename_file_cb),
                            self,
                            G_CONNECT_SWAPPED);
-  gb_tree_node_show_popover (selected, popover);
+  ide_tree_node_show_popover (selected, popover);
 }
 
 static void
@@ -713,12 +703,12 @@ gb_project_tree_actions__trash_file_cb (GObject      *object,
                                         gpointer      user_data)
 {
   IdeProject *project = (IdeProject *)object;
-  g_autoptr(GbTreeNode) node = user_data;
+  g_autoptr(IdeTreeNode) node = user_data;
   g_autoptr(GError) error = NULL;
-  GbTreeNode *parent;
+  IdeTreeNode *parent;
 
   g_assert (IDE_IS_PROJECT (project));
-  g_assert (GB_IS_TREE_NODE (node));
+  g_assert (IDE_IS_TREE_NODE (node));
 
   if (!ide_project_trash_file_finish (project, result, &error))
     {
@@ -727,36 +717,40 @@ gb_project_tree_actions__trash_file_cb (GObject      *object,
       return;
     }
 
-  if ((parent = gb_tree_node_get_parent (node)))
+  if ((parent = ide_tree_node_get_parent (node)))
     {
-      gb_tree_node_invalidate (parent);
-      gb_tree_node_expand (parent, FALSE);
-      gb_tree_node_select (parent);
+      ide_tree_node_invalidate (parent);
+      ide_tree_node_expand (parent, FALSE);
+      ide_tree_node_select (parent);
     }
 }
 
 typedef struct
 {
-  GbDocument *document;
-  GList      *views;
+  IdeBuffer *document;
+  GList     *views;
 } ViewsRemoval;
 
 static void
 gb_project_tree_actions_close_views_cb (GtkWidget *widget,
                                         gpointer   user_data)
 {
-  GbDocument *document;
   ViewsRemoval *removal = user_data;
-  IdeView *view = (IdeView *)widget;
+  IdeLayoutView *view = (IdeLayoutView *)widget;
 
-  g_assert (GB_IS_VIEW (view));
+  g_assert (IDE_IS_LAYOUT_VIEW (view));
   g_assert (removal != NULL);
-  g_assert (GB_IS_DOCUMENT (removal->document));
+  g_assert (IDE_IS_BUFFER (removal->document));
 
-  document = gb_view_get_document (view);
+  if (IDE_IS_EDITOR_VIEW (view))
+    {
+      IdeBuffer *buffer;
+
+      buffer = ide_editor_view_get_document (IDE_EDITOR_VIEW (view));
 
-  if (document == removal->document)
-    removal->views = g_list_prepend (removal->views, g_object_ref (view));
+      if (buffer == removal->document)
+        removal->views = g_list_prepend (removal->views, g_object_ref (view));
+    }
 }
 
 static void
@@ -771,7 +765,7 @@ gb_project_tree_actions_move_to_trash (GSimpleAction *action,
   ViewsRemoval removal = { 0 };
   IdeBuffer *buffer;
   IdeProject *project;
-  GbTreeNode *node;
+  IdeTreeNode *node;
   GFile *file;
   GObject *item;
   GList *iter;
@@ -779,13 +773,13 @@ gb_project_tree_actions_move_to_trash (GSimpleAction *action,
   g_assert (G_IS_SIMPLE_ACTION (action));
   g_assert (GB_IS_PROJECT_TREE (self));
 
-  workbench = gb_widget_get_workbench (GTK_WIDGET (self));
+  workbench = ide_widget_get_workbench (GTK_WIDGET (self));
   context = ide_workbench_get_context (workbench);
   project = ide_context_get_project (context);
   buffer_manager = ide_context_get_buffer_manager (context);
 
-  if (!(node = gb_tree_get_selected (GB_TREE (self))) ||
-      !(item = gb_tree_node_get_item (node)) ||
+  if (!(node = ide_tree_get_selected (IDE_TREE (self))) ||
+      !(item = ide_tree_node_get_item (node)) ||
       !GB_IS_PROJECT_FILE (item) ||
       !(file = gb_project_file_get_file (GB_PROJECT_FILE (item))))
     return;
@@ -810,9 +804,9 @@ gb_project_tree_actions_move_to_trash (GSimpleAction *action,
     {
       GtkWidget *stack;
 
-      stack = gtk_widget_get_ancestor (iter->data, GB_TYPE_VIEW_STACK);
+      stack = gtk_widget_get_ancestor (iter->data, IDE_TYPE_LAYOUT_STACK);
       if (stack != NULL)
-        gb_view_stack_remove (GB_VIEW_STACK (stack), iter->data);
+        ide_layout_stack_remove (IDE_LAYOUT_STACK (stack), iter->data);
     }
 
   g_list_free_full (removal.views, g_object_unref);
@@ -828,13 +822,13 @@ gb_project_tree_actions_move_to_trash (GSimpleAction *action,
 }
 
 static gboolean
-is_files_node (GbTreeNode *node)
+is_files_node (IdeTreeNode *node)
 {
   if (node != NULL)
     {
-      GObject *item = gb_tree_node_get_item (node);
-      GbTreeNode *parent = gb_tree_node_get_parent (node);
-      GObject *parent_item = gb_tree_node_get_item (parent);
+      GObject *item = ide_tree_node_get_item (node);
+      IdeTreeNode *parent = ide_tree_node_get_parent (node);
+      GObject *parent_item = ide_tree_node_get_item (parent);
 
       return (GB_IS_PROJECT_FILE (item) && !GB_IS_PROJECT_FILE (parent_item));
     }
@@ -855,12 +849,10 @@ static GActionEntry GbProjectTreeActions[] = {
   { "refresh",                gb_project_tree_actions_refresh },
   { "rename-file",            gb_project_tree_actions_rename_file },
 };
-#endif
 
 void
 gb_project_tree_actions_init (GbProjectTree *self)
 {
-#if 0
   g_autoptr(GSettings) settings = NULL;
   g_autoptr(GSettings) tree_settings = NULL;
   g_autoptr(GSimpleActionGroup) actions = NULL;
@@ -892,15 +884,13 @@ gb_project_tree_actions_init (GbProjectTree *self)
   g_clear_object (&action);
 
   gb_project_tree_actions_update (self);
-#endif
 }
 
 void
 gb_project_tree_actions_update (GbProjectTree *self)
 {
-#if 0
   GActionGroup *group;
-  GbTreeNode *selection;
+  IdeTreeNode *selection;
   GObject *item = NULL;
 
   IDE_ENTRY;
@@ -910,9 +900,9 @@ gb_project_tree_actions_update (GbProjectTree *self)
   group = gtk_widget_get_action_group (GTK_WIDGET (self), "project-tree");
   g_assert (G_IS_SIMPLE_ACTION_GROUP (group));
 
-  selection = gb_tree_get_selected (GB_TREE (self));
+  selection = ide_tree_get_selected (IDE_TREE (self));
   if (selection != NULL)
-    item = gb_tree_node_get_item (selection);
+    item = ide_tree_node_get_item (selection);
 
   action_set (group, "new-file",
               "enabled", GB_IS_PROJECT_FILE (item),
@@ -940,5 +930,4 @@ gb_project_tree_actions_update (GbProjectTree *self)
               NULL);
 
   IDE_EXIT;
-#endif
 }
diff --git a/plugins/project-tree/gb-project-tree-addin.c b/plugins/project-tree/gb-project-tree-addin.c
index c4d5c1d..236791a 100644
--- a/plugins/project-tree/gb-project-tree-addin.c
+++ b/plugins/project-tree/gb-project-tree-addin.c
@@ -21,46 +21,93 @@
 
 #include "gb-project-tree.h"
 #include "gb-project-tree-addin.h"
+#include "gb-project-tree-resources.h"
 
 static void workbench_addin_iface_init (IdeWorkbenchAddinInterface *iface);
 
 struct _GbProjectTreeAddin
 {
-  GObject parent_instance;
+  GObject  jparent_instance;
+  IdeTree *tree;
 };
 
 G_DEFINE_TYPE_EXTENDED (GbProjectTreeAddin, gb_project_tree_addin, G_TYPE_OBJECT, 0,
                         G_IMPLEMENT_INTERFACE (IDE_TYPE_WORKBENCH_ADDIN, workbench_addin_iface_init))
 
 static void
+gb_project_tree_addin_context_set (GtkWidget  *widget,
+                                   IdeContext *context)
+{
+  GbProjectTree *project_tree = (GbProjectTree *)widget;
+
+  g_assert (GB_IS_PROJECT_TREE (project_tree));
+  g_assert (!context || IDE_IS_CONTEXT (context));
+
+  gb_project_tree_set_context (project_tree, context);
+}
+
+static void
 gb_project_tree_addin_load (IdeWorkbenchAddin *addin,
                             IdeWorkbench      *workbench)
 {
+  GbProjectTreeAddin *self = (GbProjectTreeAddin *)addin;
+  IdePerspective *editor;
+  GtkWidget *pane;
+  GtkWidget *scroller;
+
+  g_assert (IDE_IS_WORKBENCH_ADDIN (self));
+  g_assert (IDE_IS_WORKBENCH (workbench));
+
+  editor = ide_workbench_get_perspective_by_name (workbench, "editor");
+  g_assert (editor != NULL);
+
+  pane = ide_layout_get_left_pane (IDE_LAYOUT (editor));
+  g_assert (pane != NULL);
+
+  scroller = g_object_new (GTK_TYPE_SCROLLED_WINDOW,
+                           "visible", TRUE,
+                           NULL);
+  self->tree = g_object_new (GB_TYPE_PROJECT_TREE,
+                             "headers-visible", FALSE,
+                             "visible", TRUE,
+                             NULL);
+  gtk_container_add (GTK_CONTAINER (scroller), GTK_WIDGET (self->tree));
+
+  ide_layout_pane_add_page (IDE_LAYOUT_PANE (pane), scroller,
+                            _("Project Tree"), "folder-symbolic");
+
+  ide_widget_set_context_handler (self->tree, gb_project_tree_addin_context_set);
+}
+
+static void
+gb_project_tree_addin_unload (IdeWorkbenchAddin *addin,
+                              IdeWorkbench      *workbench)
+{
   IdePerspective *editor;
   GtkWidget *pane;
-  GtkWidget *tree;
 
   g_assert (IDE_IS_WORKBENCH_ADDIN (addin));
   g_assert (IDE_IS_WORKBENCH (workbench));
 
   editor = ide_workbench_get_perspective_by_name (workbench, "editor");
+  g_assert (editor != NULL);
+
   pane = ide_layout_get_left_pane (IDE_LAYOUT (editor));
-  tree = g_object_new (GB_TYPE_PROJECT_TREE,
-                       "headers-visible", FALSE,
-                       "visible", TRUE,
-                       NULL);
-  ide_layout_pane_add_page (IDE_LAYOUT_PANE (pane), tree, _("Project Tree"), "folder-symbolic");
+  g_assert (pane != NULL);
+
 }
 
 static void
 workbench_addin_iface_init (IdeWorkbenchAddinInterface *iface)
 {
   iface->load = gb_project_tree_addin_load;
+  iface->unload = gb_project_tree_addin_unload;
 }
 
 static void
 gb_project_tree_addin_class_init (GbProjectTreeAddinClass *klass)
 {
+  g_resources_register (gb_project_tree_get_resource ());
 }
 
 static void
diff --git a/plugins/project-tree/gb-project-tree-builder.c b/plugins/project-tree/gb-project-tree-builder.c
index 4e9304b..fec6a5a 100644
--- a/plugins/project-tree/gb-project-tree-builder.c
+++ b/plugins/project-tree/gb-project-tree-builder.c
@@ -22,20 +22,19 @@
 #include "gb-project-file.h"
 #include "gb-project-tree.h"
 #include "gb-project-tree-builder.h"
-#include "gb-tree.h"
 
 struct _GbProjectTreeBuilder
 {
-  GbTreeBuilder  parent_instance;
+  IdeTreeBuilder  parent_instance;
 
-  GSettings     *file_chooser_settings;
+  GSettings      *file_chooser_settings;
 
-  guint          sort_directories_first : 1;
+  guint           sort_directories_first : 1;
 };
 
-G_DEFINE_TYPE (GbProjectTreeBuilder, gb_project_tree_builder, GB_TYPE_TREE_BUILDER)
+G_DEFINE_TYPE (GbProjectTreeBuilder, gb_project_tree_builder, IDE_TYPE_TREE_BUILDER)
 
-GbTreeBuilder *
+IdeTreeBuilder *
 gb_project_tree_builder_new (void)
 {
   return g_object_new (GB_TYPE_PROJECT_TREE_BUILDER, NULL);
@@ -43,20 +42,20 @@ gb_project_tree_builder_new (void)
 
 static void
 build_context (GbProjectTreeBuilder *self,
-               GbTreeNode           *node)
+               IdeTreeNode          *node)
 {
   g_autoptr(GbProjectFile) item = NULL;
   g_autoptr(GFileInfo) file_info = NULL;
   g_autofree gchar *name = NULL;
-  GbTreeNode *child;
+  IdeTreeNode *child;
   IdeContext *context;
   IdeVcs *vcs;
   GFile *workdir;
 
   g_return_if_fail (GB_IS_PROJECT_TREE_BUILDER (self));
-  g_return_if_fail (GB_IS_TREE_NODE (node));
+  g_return_if_fail (IDE_IS_TREE_NODE (node));
 
-  context = IDE_CONTEXT (gb_tree_node_get_item (node));
+  context = IDE_CONTEXT (ide_tree_node_get_item (node));
   vcs = ide_context_get_vcs (context);
   workdir = ide_vcs_get_working_directory (vcs);
 
@@ -73,37 +72,37 @@ build_context (GbProjectTreeBuilder *self,
                        "file-info", file_info,
                        NULL);
 
-  child = g_object_new (GB_TYPE_TREE_NODE,
+  child = g_object_new (IDE_TYPE_TREE_NODE,
                         "item", item,
                         "text", _("Files"),
                         "icon-name", "folder-symbolic",
                         NULL);
-  gb_tree_node_append (node, child);
+  ide_tree_node_append (node, child);
 }
 
 static IdeVcs *
-get_vcs (GbTreeNode *node)
+get_vcs (IdeTreeNode *node)
 {
-  GbTree *tree;
-  GbTreeNode *root;
+  IdeTree *tree;
+  IdeTreeNode *root;
   IdeContext *context;
 
-  g_assert (GB_IS_TREE_NODE (node));
+  g_assert (IDE_IS_TREE_NODE (node));
 
-  tree = gb_tree_node_get_tree (node);
-  root = gb_tree_get_root (tree);
-  context = IDE_CONTEXT (gb_tree_node_get_item (root));
+  tree = ide_tree_node_get_tree (node);
+  root = ide_tree_get_root (tree);
+  context = IDE_CONTEXT (ide_tree_node_get_item (root));
 
   return ide_context_get_vcs (context);
 }
 
 static gint
-compare_nodes_func (GbTreeNode *a,
-                    GbTreeNode *b,
-                    gpointer    user_data)
+compare_nodes_func (IdeTreeNode *a,
+                    IdeTreeNode *b,
+                    gpointer     user_data)
 {
-  GbProjectFile *file_a = GB_PROJECT_FILE (gb_tree_node_get_item (a));
-  GbProjectFile *file_b = GB_PROJECT_FILE (gb_tree_node_get_item (b));
+  GbProjectFile *file_a = GB_PROJECT_FILE (ide_tree_node_get_item (a));
+  GbProjectFile *file_b = GB_PROJECT_FILE (ide_tree_node_get_item (b));
   GbProjectTreeBuilder *self = user_data;
 
   if (self->sort_directories_first)
@@ -114,22 +113,22 @@ compare_nodes_func (GbTreeNode *a,
 
 static void
 build_file (GbProjectTreeBuilder *self,
-            GbTreeNode           *node)
+            IdeTreeNode          *node)
 {
   g_autoptr(GFileEnumerator) enumerator = NULL;
   GbProjectFile *project_file;
   gpointer file_info_ptr;
   IdeVcs *vcs;
   GFile *file;
-  GbTree *tree;
+  IdeTree *tree;
   gboolean show_ignored_files;
 
   g_return_if_fail (GB_IS_PROJECT_TREE_BUILDER (self));
-  g_return_if_fail (GB_IS_TREE_NODE (node));
+  g_return_if_fail (IDE_IS_TREE_NODE (node));
 
-  project_file = GB_PROJECT_FILE (gb_tree_node_get_item (node));
+  project_file = GB_PROJECT_FILE (ide_tree_node_get_item (node));
 
-  tree = gb_tree_builder_get_tree (GB_TREE_BUILDER (self));
+  tree = ide_tree_builder_get_tree (IDE_TREE_BUILDER (self));
   show_ignored_files = gb_project_tree_get_show_ignored_files (GB_PROJECT_TREE (tree));
 
   vcs = get_vcs (node);
@@ -159,7 +158,7 @@ build_file (GbProjectTreeBuilder *self,
       g_autoptr(GFileInfo) item_file_info = file_info_ptr;
       g_autoptr(GFile) item_file = NULL;
       g_autoptr(GbProjectFile) item = NULL;
-      GbTreeNode *child;
+      IdeTreeNode *child;
       const gchar *name;
       const gchar *display_name;
       const gchar *icon_name;
@@ -177,30 +176,30 @@ build_file (GbProjectTreeBuilder *self,
       display_name = gb_project_file_get_display_name (item);
       icon_name = gb_project_file_get_icon_name (item);
 
-      child = g_object_new (GB_TYPE_TREE_NODE,
+      child = g_object_new (IDE_TYPE_TREE_NODE,
                             "icon-name", icon_name,
                             "text", display_name,
                             "item", item,
                             "use-dim-label", ignored,
                             NULL);
 
-      gb_tree_node_insert_sorted (node, child, compare_nodes_func, self);
+      ide_tree_node_insert_sorted (node, child, compare_nodes_func, self);
 
       if (g_file_info_get_file_type (item_file_info) == G_FILE_TYPE_DIRECTORY)
-        gb_tree_node_set_children_possible (child, TRUE);
+        ide_tree_node_set_children_possible (child, TRUE);
     }
 }
 
 static void
-gb_project_tree_builder_build_node (GbTreeBuilder *builder,
-                                    GbTreeNode    *node)
+gb_project_tree_builder_build_node (IdeTreeBuilder *builder,
+                                    IdeTreeNode    *node)
 {
   GbProjectTreeBuilder *self = (GbProjectTreeBuilder *)builder;
   GObject *item;
 
   g_return_if_fail (GB_IS_PROJECT_TREE_BUILDER (self));
 
-  item = gb_tree_node_get_item (node);
+  item = ide_tree_node_get_item (node);
 
   if (IDE_IS_CONTEXT (item))
     build_context (self, node);
@@ -265,9 +264,9 @@ populate_mime_handlers (GMenu         *menu,
 }
 
 static void
-gb_project_tree_builder_node_popup (GbTreeBuilder *builder,
-                                    GbTreeNode    *node,
-                                    GMenu         *menu)
+gb_project_tree_builder_node_popup (IdeTreeBuilder *builder,
+                                    IdeTreeNode    *node,
+                                    GMenu          *menu)
 {
   GtkApplication *app;
   GObject *item;
@@ -277,11 +276,11 @@ gb_project_tree_builder_node_popup (GbTreeBuilder *builder,
   GFile *file;
 
   g_assert (GB_IS_PROJECT_TREE_BUILDER (builder));
-  g_assert (GB_IS_TREE_NODE (node));
+  g_assert (IDE_IS_TREE_NODE (node));
   g_assert (G_IS_MENU (menu));
 
   app = GTK_APPLICATION (g_application_get_default ());
-  item = gb_tree_node_get_item (node);
+  item = ide_tree_node_get_item (node);
 
   if (GB_IS_PROJECT_FILE (item))
     {
@@ -328,19 +327,19 @@ gb_project_tree_builder_node_popup (GbTreeBuilder *builder,
 }
 
 static gboolean
-gb_project_tree_builder_node_activated (GbTreeBuilder *builder,
-                                        GbTreeNode    *node)
+gb_project_tree_builder_node_activated (IdeTreeBuilder *builder,
+                                        IdeTreeNode    *node)
 {
   GObject *item;
 
   g_assert (GB_IS_PROJECT_TREE_BUILDER (builder));
 
-  item = gb_tree_node_get_item (node);
+  item = ide_tree_node_get_item (node);
 
   if (GB_IS_PROJECT_FILE (item))
     {
       GtkWidget *workbench;
-      GbTree *tree;
+      IdeTree *tree;
       GFile *file;
 
       if (gb_project_file_get_is_directory (GB_PROJECT_FILE (item)))
@@ -350,12 +349,12 @@ gb_project_tree_builder_node_activated (GbTreeBuilder *builder,
       if (!file)
         goto failure;
 
-      tree = gb_tree_node_get_tree (node);
+      tree = ide_tree_node_get_tree (node);
       if (!tree)
         goto failure;
 
       workbench = gtk_widget_get_ancestor (GTK_WIDGET (tree), IDE_TYPE_WORKBENCH);
-      ide_workbench_open_async (IDE_WORKBENCH (workbench), &file, 1, NULL, NULL, NULL);
+      ide_workbench_open_files_async (IDE_WORKBENCH (workbench), &file, 1, NULL, NULL, NULL);
 
       return TRUE;
     }
@@ -369,7 +368,7 @@ gb_project_tree_builder_rebuild (GSettings            *settings,
                                  const gchar          *key,
                                  GbProjectTreeBuilder *self)
 {
-  GbTree *tree;
+  IdeTree *tree;
   gboolean sort_directories_first;
 
   g_assert (G_IS_SETTINGS (settings));
@@ -380,8 +379,8 @@ gb_project_tree_builder_rebuild (GSettings            *settings,
   if (sort_directories_first != self->sort_directories_first)
     {
       self->sort_directories_first = sort_directories_first;
-      if ((tree = gb_tree_builder_get_tree (GB_TREE_BUILDER (self))))
-        gb_tree_rebuild (tree);
+      if ((tree = ide_tree_builder_get_tree (IDE_TREE_BUILDER (self))))
+        ide_tree_rebuild (tree);
     }
 }
 
@@ -399,7 +398,7 @@ static void
 gb_project_tree_builder_class_init (GbProjectTreeBuilderClass *klass)
 {
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
-  GbTreeBuilderClass *tree_builder_class = GB_TREE_BUILDER_CLASS (klass);
+  IdeTreeBuilderClass *tree_builder_class = IDE_TREE_BUILDER_CLASS (klass);
 
   object_class->finalize = gb_project_tree_builder_finalize;
 
diff --git a/plugins/project-tree/gb-project-tree-builder.h b/plugins/project-tree/gb-project-tree-builder.h
index 2924185..ad63441 100644
--- a/plugins/project-tree/gb-project-tree-builder.h
+++ b/plugins/project-tree/gb-project-tree-builder.h
@@ -21,16 +21,13 @@
 
 #include <ide.h>
 
-#include "gb-tree-builder.h"
-
 G_BEGIN_DECLS
 
 #define GB_TYPE_PROJECT_TREE_BUILDER (gb_project_tree_builder_get_type())
 
-G_DECLARE_FINAL_TYPE (GbProjectTreeBuilder, gb_project_tree_builder,
-                      GB, PROJECT_TREE_BUILDER, GbTreeBuilder)
+G_DECLARE_FINAL_TYPE (GbProjectTreeBuilder, gb_project_tree_builder, GB, PROJECT_TREE_BUILDER, 
IdeTreeBuilder)
 
-GbTreeBuilder  *gb_project_tree_builder_new (void);
+IdeTreeBuilder *gb_project_tree_builder_new (void);
 
 G_END_DECLS
 
diff --git a/plugins/project-tree/gb-project-tree-private.h b/plugins/project-tree/gb-project-tree-private.h
index d63b95f..c78ac8c 100644
--- a/plugins/project-tree/gb-project-tree-private.h
+++ b/plugins/project-tree/gb-project-tree-private.h
@@ -19,13 +19,13 @@
 #ifndef GB_PROJECT_TREE_PRIVATE_H
 #define GB_PROJECT_TREE_PRIVATE_H
 
-#include "gb-tree.h"
+#include <ide.h>
 
 G_BEGIN_DECLS
 
 struct _GbProjectTree
 {
-  GbTree     parent_instance;
+  IdeTree     parent_instance;
 
   GSettings *settings;
 
diff --git a/plugins/project-tree/gb-project-tree.c b/plugins/project-tree/gb-project-tree.c
index b6b8545..2338f99 100644
--- a/plugins/project-tree/gb-project-tree.c
+++ b/plugins/project-tree/gb-project-tree.c
@@ -16,6 +16,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#define G_LOG_DOMAIN "project-tree"
+
 #include <glib/gi18n.h>
 
 #include "gb-project-tree.h"
@@ -23,7 +25,7 @@
 #include "gb-project-tree-builder.h"
 #include "gb-project-tree-private.h"
 
-G_DEFINE_TYPE (GbProjectTree, gb_project_tree, GB_TYPE_TREE)
+G_DEFINE_TYPE (GbProjectTree, gb_project_tree, IDE_TYPE_TREE)
 
 enum {
   PROP_0,
@@ -42,13 +44,13 @@ gb_project_tree_new (void)
 IdeContext *
 gb_project_tree_get_context (GbProjectTree *self)
 {
-  GbTreeNode *root;
+  IdeTreeNode *root;
   GObject *item;
 
   g_return_val_if_fail (GB_IS_PROJECT_TREE (self), NULL);
 
-  if ((root = gb_tree_get_root (GB_TREE (self))) &&
-      (item = gb_tree_node_get_item (root)) &&
+  if ((root = ide_tree_get_root (IDE_TREE (self))) &&
+      (item = ide_tree_node_get_item (root)) &&
       IDE_IS_OBJECT (item))
     return ide_object_get_context (IDE_OBJECT (item));
 
@@ -61,16 +63,16 @@ gb_project_tree_set_context (GbProjectTree *self,
 {
   GtkTreeModel *model;
   GtkTreeIter iter;
-  GbTreeNode *root;
+  IdeTreeNode *root;
 
   g_return_if_fail (GB_IS_PROJECT_TREE (self));
   g_return_if_fail (!context || IDE_IS_CONTEXT (context));
 
   model = gtk_tree_view_get_model (GTK_TREE_VIEW (self));
 
-  root = gb_tree_node_new ();
-  gb_tree_node_set_item (root, G_OBJECT (context));
-  gb_tree_set_root (GB_TREE (self), root);
+  root = ide_tree_node_new ();
+  ide_tree_node_set_item (root, G_OBJECT (context));
+  ide_tree_set_root (IDE_TREE (self), root);
 
   /*
    * If we only have one toplevel item (underneath root), expand it.
@@ -78,11 +80,11 @@ gb_project_tree_set_context (GbProjectTree *self,
   if ((gtk_tree_model_iter_n_children (model, NULL) == 1) &&
       gtk_tree_model_get_iter_first (model, &iter))
     {
-      g_autoptr(GbTreeNode) node = NULL;
+      g_autoptr(IdeTreeNode) node = NULL;
 
       gtk_tree_model_get (model, &iter, 0, &node, -1);
       if (node != NULL)
-        gb_tree_node_expand (node, FALSE);
+        ide_tree_node_expand (node, FALSE);
     }
 }
 
@@ -165,7 +167,7 @@ gb_project_tree_class_init (GbProjectTreeClass *klass)
 static void
 gb_project_tree_init (GbProjectTree *self)
 {
-  GbTreeBuilder *builder;
+  IdeTreeBuilder *builder;
 
   self->settings = g_settings_new ("org.gnome.builder.project-tree");
 
@@ -177,7 +179,7 @@ gb_project_tree_init (GbProjectTree *self)
                    G_SETTINGS_BIND_DEFAULT);
 
   builder = gb_project_tree_builder_new ();
-  gb_tree_add_builder (GB_TREE (self), builder);
+  ide_tree_add_builder (IDE_TREE (self), builder);
 
   g_signal_connect (self,
                     "notify::selection",
@@ -207,6 +209,6 @@ gb_project_tree_set_show_ignored_files (GbProjectTree *self,
     {
       self->show_ignored_files = show_ignored_files;
       g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_SHOW_IGNORED_FILES]);
-      gb_tree_rebuild (GB_TREE (self));
+      ide_tree_rebuild (IDE_TREE (self));
     }
 }
diff --git a/plugins/project-tree/gb-project-tree.gresource.xml 
b/plugins/project-tree/gb-project-tree.gresource.xml
new file mode 100644
index 0000000..0f689a7
--- /dev/null
+++ b/plugins/project-tree/gb-project-tree.gresource.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+  <gresource prefix="/org/gnome/builder/plugins/project-tree">
+    <file>gb-new-file-popover.ui</file>
+  </gresource>
+</gresources>
diff --git a/plugins/project-tree/gb-project-tree.h b/plugins/project-tree/gb-project-tree.h
index 9e7358e..ad492ba 100644
--- a/plugins/project-tree/gb-project-tree.h
+++ b/plugins/project-tree/gb-project-tree.h
@@ -21,13 +21,11 @@
 
 #include <ide.h>
 
-#include "gb-tree.h"
-
 G_BEGIN_DECLS
 
 #define GB_TYPE_PROJECT_TREE (gb_project_tree_get_type())
 
-G_DECLARE_FINAL_TYPE (GbProjectTree, gb_project_tree, GB, PROJECT_TREE, GbTree)
+G_DECLARE_FINAL_TYPE (GbProjectTree, gb_project_tree, GB, PROJECT_TREE, IdeTree)
 
 GtkWidget  *gb_project_tree_new                    (void);
 void        gb_project_tree_set_context            (GbProjectTree *self,
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