[gnome-builder] project-tree: add Open With -> External Program

[Christian Hergert <chergert src gnome org>]

commit 110421c4865f7e271358106734f84033886581e9
Author: Christian Hergert <chergert redhat com>
Date:   Sat Jun 27 14:07:28 2020 -0700

    project-tree: add Open With -> External Program
    
    Fixes #1250

 .../project-tree/gbp-project-tree-pane-actions.c   | 42 ++++++++++++++++++++++
 src/plugins/project-tree/gtk/menus.ui              |  7 ++++
 src/plugins/project-tree/meson.build               |  1 +
 3 files changed, 50 insertions(+)
---
diff --git a/src/plugins/project-tree/gbp-project-tree-pane-actions.c 
b/src/plugins/project-tree/gbp-project-tree-pane-actions.c
index b111cfcbc..53fa73c6c 100644
--- a/src/plugins/project-tree/gbp-project-tree-pane-actions.c
+++ b/src/plugins/project-tree/gbp-project-tree-pane-actions.c
@@ -26,6 +26,10 @@
 #include <libide-projects.h>
 #include <vte/vte.h>
 
+#ifdef ENABLE_LIBPORTAL
+# include <libportal/portal-gtk3.h>
+#endif
+
 #include "gbp-project-tree-private.h"
 #include "gbp-rename-file-popover.h"
 #include "gbp-new-file-popover.h"
@@ -463,6 +467,36 @@ DEFINE_ACTION_HANDLER (open_with_hint, {
                             NULL, NULL, NULL);
 });
 
+#ifdef ENABLE_LIBPORTAL
+DEFINE_ACTION_HANDLER (open_with_external, {
+  IdeProjectFile *project_file;
+  g_autoptr(XdpPortal) portal = NULL;
+  g_autoptr(GFile) file = NULL;
+  g_autofree gchar *uri = NULL;
+  IdeTreeNode *selected;
+  XdpParent *parent;
+  GtkWidget *toplevel;
+
+  if (!(selected = ide_tree_get_selected_node (self->tree)) ||
+      !ide_tree_node_holds (selected, IDE_TYPE_PROJECT_FILE) ||
+      !(project_file = ide_tree_node_get_item (selected)))
+    return;
+
+  toplevel = gtk_widget_get_ancestor (GTK_WIDGET (self->tree), GTK_TYPE_WINDOW);
+  file = ide_project_file_ref_file (project_file);
+  uri = g_file_get_uri (file);
+
+  portal = xdp_portal_new ();
+  parent = xdp_parent_new_gtk (GTK_WINDOW (toplevel));
+  xdp_portal_open_uri (portal,
+                       parent,
+                       uri,
+                       XDP_OPEN_URI_FLAG_ASK | XDP_OPEN_URI_FLAG_WRITABLE,
+                       NULL, NULL, NULL);
+  xdp_parent_free (parent);
+});
+#endif
+
 /* Based on gdesktopappinfo.c in GIO */
 static gchar *
 find_terminal_executable (void)
@@ -550,6 +584,9 @@ static const GActionEntry entries[] = {
   { "new-folder", gbp_project_tree_pane_actions_new_folder },
   { "open", gbp_project_tree_pane_actions_open },
   { "open-with-hint", gbp_project_tree_pane_actions_open_with_hint, "s" },
+#ifdef ENABLE_LIBPORTAL
+  { "open-with-external", gbp_project_tree_pane_actions_open_with_external },
+#endif
   { "open-containing-folder", gbp_project_tree_pane_actions_open_containing_folder },
   { "open-in-terminal", gbp_project_tree_pane_actions_open_in_terminal },
   { "rename", gbp_project_tree_pane_actions_rename },
@@ -626,6 +663,11 @@ _gbp_project_tree_pane_update_actions (GbpProjectTreePane *self)
   dzl_gtk_widget_action_set (GTK_WIDGET (self->tree), "project-tree", "open-with-hint",
                              "enabled", is_file,
                              NULL);
+#ifdef ENABLE_LIBPORTAL
+  dzl_gtk_widget_action_set (GTK_WIDGET (self->tree), "project-tree", "open-with-external",
+                             "enabled", is_file,
+                             NULL);
+#endif
   dzl_gtk_widget_action_set (GTK_WIDGET (self->tree), "project-tree", "open-containing-folder",
                              "enabled", is_file,
                              NULL);
diff --git a/src/plugins/project-tree/gtk/menus.ui b/src/plugins/project-tree/gtk/menus.ui
index 6342438cf..dc82aff28 100644
--- a/src/plugins/project-tree/gtk/menus.ui
+++ b/src/plugins/project-tree/gtk/menus.ui
@@ -24,6 +24,13 @@
       </item>
       <submenu id="project-tree-menu-open-with-menu">
         <attribute name="label" translatable="yes">Open With…</attribute>
+        <section id="project-tree-menu-open-with-external">
+          <item>
+            <attribute name="id">project-tree-menu-open-external</attribute>
+            <attribute name="label" translatable="yes">_External Program…</attribute>
+            <attribute name="action">project-tree.open-with-external</attribute>
+          </item>
+        </section>
         <section id="project-tree-menu-open-with-section">
           <item>
             <attribute name="id">project-tree-menu-open-editor</attribute>
diff --git a/src/plugins/project-tree/meson.build b/src/plugins/project-tree/meson.build
index 99f0e1f8c..3c0037a2f 100644
--- a/src/plugins/project-tree/meson.build
+++ b/src/plugins/project-tree/meson.build
@@ -15,4 +15,5 @@ plugin_project_tree_resources = gnome.compile_resources(
   c_name: 'gbp_project_tree',
 )
 
+plugins_deps += [libportal_dep]
 plugins_sources += plugin_project_tree_resources