[gnome-builder] terminal: copy URI of previous terminal when possible

[Christian Hergert <chergert src gnome org>]

commit 5c274d61231f1d67d605c97f605999118b11f63c
Author: Christian Hergert <chergert redhat com>
Date:   Tue Apr 30 14:13:21 2019 -0700

    terminal: copy URI of previous terminal when possible
    
    If we are currently focused on a terminal, we want to copy the GNOME
    Terminal behavior of opening the new terminal in the same directory.

 src/plugins/terminal/gbp-terminal-workspace-addin.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)
---
diff --git a/src/plugins/terminal/gbp-terminal-workspace-addin.c 
b/src/plugins/terminal/gbp-terminal-workspace-addin.c
index b118c56eb..ba8b283bc 100644
--- a/src/plugins/terminal/gbp-terminal-workspace-addin.c
+++ b/src/plugins/terminal/gbp-terminal-workspace-addin.c
@@ -110,11 +110,20 @@ new_terminal_activate (GSimpleAction *action,
   IdeSurface *surface;
   IdeRuntime *runtime = NULL;
   const gchar *name;
+  IdePage *current_page;
+  const gchar *uri = NULL;
 
   g_assert (IDE_IS_MAIN_THREAD ());
   g_assert (G_IS_SIMPLE_ACTION (action));
   g_assert (GBP_IS_TERMINAL_WORKSPACE_ADDIN (self));
 
+  /* If we are creating a new terminal while we already have a terminal
+   * focused, then try to copy some details from that terminal.
+   */
+  if ((current_page = ide_workspace_get_most_recent_page (self->workspace)) &&
+      IDE_IS_TERMINAL_PAGE (current_page))
+    uri = ide_terminal_page_get_current_directory_uri (IDE_TERMINAL_PAGE (current_page));
+
   name = g_action_get_name (G_ACTION (action));
 
   if (ide_str_equal0 (name, "new-terminal-in-runtime"))
@@ -163,7 +172,16 @@ new_terminal_activate (GSimpleAction *action,
     }
 
   if (cwd != NULL)
-    ide_terminal_launcher_set_cwd (launcher, cwd);
+    {
+      ide_terminal_launcher_set_cwd (launcher, cwd);
+    }
+  else if (uri != NULL)
+    {
+      g_autoptr(GFile) file = g_file_new_for_uri (uri);
+
+      if (g_file_is_native (file))
+        ide_terminal_launcher_set_cwd (launcher, g_file_peek_path (file));
+    }
 
   page = g_object_new (IDE_TYPE_TERMINAL_PAGE,
                        "launcher", launcher,