2009-02-16 Chris Allegretta <chrisa@asty.org>

        * Add new argument to reset_multis for force redraws without attempting to
          guess whether we need to, force updates when running a non-viewok function.
          New utility function color.c:reset_multis_for_id().  Fixes e.g. incorrect
          highlighting when cutting text.



git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4378 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

+2009-02-16 Chris Allegretta <chrisa@asty.org>
+	* Add new argument to reset_multis for force redraws without attempting to
+	  guess whether we need to, force updates when running a non-viewok function.
+	  New utility function color.c:reset_multis_for_id().  Fixes e.g. incorrect
+	  highlighting when cutting text.
+
 2009-02-15 Chris Allegretta <chrisa@asty.org>
 	* configure.ac, doc/man/Makefile.am - Add check for HTML output support in GNU
 	  groff.  Fixes Savannah bug #24461: build traps on groff.  Also, add installation

src/color.c

@@ -305,9 +305,18 @@ void reset_multis_before(filestruct *fileptr, int mindex)
     edit_refresh_needed = TRUE;
 }
 
+/* Reset one multiline regex info */
+void reset_multis_for_id(filestruct *fileptr, int num)
+{
+    reset_multis_before(fileptr, num);
+    reset_multis_after(fileptr, num);
+    fileptr->multidata[num] = -1;
+}
 
-/* Reset multi line strings around a filestruct ptr, trying to be smart about stopping */
-void reset_multis(filestruct *fileptr)
+/* Reset multi line strings around a filestruct ptr, trying to be smart about stopping
+   force = reset everything regardless, useful when we don't know how much screen state
+           has changed  */
+void reset_multis(filestruct *fileptr, bool force)
 {
     int nobegin, noend;
     regmatch_t startmatch, endmatch;
@@ -323,6 +332,11 @@ void reset_multis(filestruct *fileptr)
 	    continue;
 
 	alloc_multidata_if_needed(fileptr);
+	if (force == TRUE) {
+	    reset_multis_for_id(fileptr, tmpcolor->id);
+	    continue;
+	}
+
 	/* Figure out where the first begin and end are to determine if
 	   things changed drastically for the precalculated multi values */
         nobegin = regexec(tmpcolor->start, fileptr->data, 1, &startmatch, 0);
@@ -337,9 +351,7 @@ void reset_multis(filestruct *fileptr)
 	}
 
 	/* If we got here assume the worst */
-	reset_multis_before(fileptr, tmpcolor->id);
-	reset_multis_after(fileptr, tmpcolor->id);
-	fileptr->multidata[tmpcolor->id] = -1;
+	reset_multis_for_id(fileptr, tmpcolor->id);
     }
 }
 #endif /* ENABLE_COLOR */

src/cut.c

@@ -211,9 +211,8 @@ void do_cut_text(
 	 * modified. */
 	set_modified();
 
-
     /* Update the screen. */
-    edit_refresh();
+    edit_refresh_needed = TRUE;
 
 #ifdef DEBUG
     dump_filestruct(cutbuffer);
@@ -276,7 +275,7 @@ void do_uncut_text(void)
     set_modified();
 
     /* Update the screen. */
-    edit_refresh();
+    edit_refresh_needed = TRUE;
 
 #ifdef DEBUG
     dump_filestruct_reverse();

src/nano.c

@@ -1598,9 +1598,9 @@ int do_input(bool *meta_key, bool *func_key, bool *s_or_t, bool
 #endif
 				iso_me_harder_funcmap(s->scfunc);
 #ifdef ENABLE_COLOR
-				if (!f->viewok && openfile->syntax != NULL 
-					&& openfile->current->multidata && openfile->syntax->nmultis > 0) {
-				    reset_multis(openfile->current);
+				if (!f->viewok && openfile->syntax != NULL
+					&& openfile->syntax->nmultis > 0) {
+				    reset_multis(openfile->current, TRUE);
 				}
 				if (edit_refresh_needed) {
 				    edit_refresh();
@@ -1927,7 +1927,7 @@ void do_output(char *output, size_t output_len, bool allow_cntrls)
 
 
 #ifdef ENABLE_COLOR
-    reset_multis(openfile->current);
+    reset_multis(openfile->current, FALSE);
 #endif
     if (do_refresh) {
 	edit_refresh();

src/proto.h

@@ -543,7 +543,7 @@ void parse_syntax(char *ptr);
 void parse_include(char *ptr);
 short color_to_short(const char *colorname, bool *bright);
 void parse_colors(char *ptr, bool icase);
-void reset_multis(filestruct *fileptr);
+void reset_multis(filestruct *fileptr, bool force);
 void alloc_multidata_if_needed(filestruct *fileptr);
 #endif
 void parse_rcfile(FILE *rcstream