[vte] widget: Fix painting the preedit text near the right margin



commit d69645413f35ba6ebff9359a89bd121733a2e475
Author: Egmont Koblinger <egmont gmail com>
Date:   Fri Oct 2 19:38:38 2015 +0200

    widget: Fix painting the preedit text near the right margin
    
    https://bugzilla.gnome.org/show_bug.cgi?id=755668

 src/vte.cc |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/vte.cc b/src/vte.cc
index 2643d1e..40a1936 100644
--- a/src/vte.cc
+++ b/src/vte.cc
@@ -776,9 +776,9 @@ _vte_invalidate_cursor_once(VteTerminal *terminal, gboolean periodic)
                                columns++;
                        }
                }
-               if (preedit_width > 0) {
-                       columns += preedit_width;
-                       columns++; /* one more for the preedit cursor */
+               columns = MAX(columns, preedit_width);
+               if (column + columns > terminal->pvt->column_count) {
+                       column = MAX(0, terminal->pvt->column_count - columns);
                }
 
                _vte_debug_print(VTE_DEBUG_UPDATES,


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