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authorBram Moolenaar <Bram@vim.org>2017-07-19 12:51:52 +0200
committerBram Moolenaar <Bram@vim.org>2017-07-19 12:51:52 +0200
commit80dd3f9d41ce2ff6ab3544cdb266627bbdfc34a6 (patch)
tree02513e2e063d58be83febf2d0a7260291e990467
parent4fc63505d393451ad3780dc0390cb48587597aaf (diff)
patch 8.0.0732: when updating a buffer modeless selection is lostv8.0.0732
Problem: When updating a buffer for a callback the modeless selection is lost. Solution: Do not insert or delete screen lines when redrawing for a callback and there is a modeless selection.
-rw-r--r--src/screen.c26
-rw-r--r--src/version.c2
2 files changed, 25 insertions, 3 deletions
diff --git a/src/screen.c b/src/screen.c
index 0ec9ea2816..447eb1e49b 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -112,6 +112,10 @@ static foldinfo_T win_foldinfo; /* info for 'foldcolumn' */
static int compute_foldcolumn(win_T *wp, int col);
#endif
+/* Flag that is set when drawing for a callback, not from the main command
+ * loop. */
+static int redrawing_for_callback = 0;
+
/*
* Buffer for one screen line (characters and attributes).
*/
@@ -445,6 +449,8 @@ redraw_asap(int type)
void
redraw_after_callback(void)
{
+ ++redrawing_for_callback;
+
if (State == HITRETURN || State == ASKMORE)
; /* do nothing */
else if (State & CMDLINE)
@@ -479,6 +485,8 @@ redraw_after_callback(void)
gui_mch_flush();
}
#endif
+
+ --redrawing_for_callback;
}
/*
@@ -9742,8 +9750,14 @@ screen_ins_lines(
* - the screen has to be redrawn completely
* - the line count is less than one
* - the line count is more than 'ttyscroll'
+ * - redrawing for a callback and there is a modeless selection
*/
- if (!screen_valid(TRUE) || line_count <= 0 || line_count > p_ttyscroll)
+ if (!screen_valid(TRUE) || line_count <= 0 || line_count > p_ttyscroll
+#ifdef FEAT_CLIPBOARD
+ || (clip_star.state != SELECT_CLEARED
+ && redrawing_for_callback > 0)
+#endif
+ )
return FAIL;
/*
@@ -9959,9 +9973,15 @@ screen_del_lines(
* - the screen has to be redrawn completely
* - the line count is less than one
* - the line count is more than 'ttyscroll'
+ * - redrawing for a callback and there is a modeless selection
*/
- if (!screen_valid(TRUE) || line_count <= 0 ||
- (!force && line_count > p_ttyscroll))
+ if (!screen_valid(TRUE) || line_count <= 0
+ || (!force && line_count > p_ttyscroll)
+#ifdef FEAT_CLIPBOARD
+ || (clip_star.state != SELECT_CLEARED
+ && redrawing_for_callback > 0)
+#endif
+ )
return FAIL;
/*
diff --git a/src/version.c b/src/version.c
index 9c94fe8f84..8c4923cc07 100644
--- a/src/version.c
+++ b/src/version.c
@@ -770,6 +770,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 732,
+/**/
731,
/**/
730,