[gnome-builder/wip/vim] vim: make paste (p) place the cursor on the first pasted line.

[Christian Hergert <chergert src gnome org>]

commit 4e04f9b521fc5cee915b721a9f1d9c9172732931
Author: Christian Hergert <christian hergert me>
Date:   Tue Sep 30 16:52:38 2014 -0700

    vim: make paste (p) place the cursor on the first pasted line.

 src/editor/gb-editor-vim.c |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)
---
diff --git a/src/editor/gb-editor-vim.c b/src/editor/gb-editor-vim.c
index 266482f..18896b2 100644
--- a/src/editor/gb-editor-vim.c
+++ b/src/editor/gb-editor-vim.c
@@ -967,12 +967,24 @@ gb_editor_vim_paste (GbEditorVim *vim)
 {
   GtkClipboard *clipboard;
   GtkTextBuffer *buffer;
+  GtkTextMark *insert;
+  GtkTextIter iter;
+  guint line;
+  guint offset;
   gchar *text;
 
   g_return_if_fail (GB_IS_EDITOR_VIM (vim));
 
   buffer = gtk_text_view_get_buffer (vim->priv->text_view);
 
+  /*
+   * Track the current insert location so we can jump back to it.
+   */
+  insert = gtk_text_buffer_get_insert (buffer);
+  gtk_text_buffer_get_iter_at_mark (buffer, &iter, insert);
+  line = gtk_text_iter_get_line (&iter);
+  offset = gtk_text_iter_get_line_offset (&iter);
+
   gtk_text_buffer_begin_user_action (buffer);
 
   /*
@@ -1031,6 +1043,15 @@ gb_editor_vim_paste (GbEditorVim *vim)
 
   gtk_text_buffer_end_user_action (buffer);
 
+  /*
+   * Restore the cursor position.
+   */
+  gtk_text_buffer_get_iter_at_line (buffer, &iter, line + 1);
+  for (; offset; offset--)
+    if (gtk_text_iter_ends_line (&iter) || !gtk_text_iter_forward_char (&iter))
+      break;
+  gtk_text_buffer_select_range (buffer, &iter, &iter);
+
   g_free (text);
 }