Changes in editwin.c [21dd391:f449096]

File:

• editwin.c (modified) (11 diffs)

editwin.c

@@ -35 +35 @@
   oe_excursion *excursions;
 
+  char *command;
   void (*callback)(struct _owl_editwin*);
-  void (*destroy_cbdata)(void *);
   void *cbdata;
 };
@@ -45 +45 @@
 static void oe_restore_excursion(owl_editwin *e, oe_excursion *x);
 static void oe_restore_mark_only(owl_editwin *e, oe_excursion *x);
+static int oe_count_glyphs(const char *s);
 static int oe_char_width(gunichar c, int column);
 static int oe_region_width(owl_editwin *e, int start, int end, int width);
@@ -57 +58 @@
 static int oe_copy_region(owl_editwin *e);
 static char *oe_chunk(owl_editwin *e, int start, int end);
-static void oe_destroy_cbdata(owl_editwin *e);
 
 #define INCR 4096
@@ -63 +63 @@
 #define WHITESPACE " \n\t"
 
-static owl_editwin *owl_editwin_allocate(void)
+owl_editwin *owl_editwin_allocate(void)
 {
   owl_editwin *e;
@@ -75 +75 @@
   owl_free(e->buff);
   owl_free(e->killbuf);
+  owl_free(e->command);
   /* just in case someone forgot to clean up */
   while (e->excursions) {
     oe_release_excursion(e, e->excursions);
   }
-  oe_destroy_cbdata(e);
 
   owl_free(e);
+}
+
+static int oe_count_glyphs(const char *s)
+{
+  int count = 0;
+  const char *p;
+
+  for(p = s; *p != 0; p = g_utf8_find_next_char(p, NULL))
+    if (!g_unichar_ismark(g_utf8_get_char(p)))
+      count++;
+
+  return count;
 }
 
@@ -104 +116 @@
 }
 
-static void _owl_editwin_init(owl_editwin *e,
-                              WINDOW *win,
-                              int winlines,
-                              int wincols,
-                              int style,
-                              owl_history *hist)
+/* initialize the editwin e.
+ * 'win' is an already initialzed curses window that will be used by editwin
+ */
+void owl_editwin_init(owl_editwin *e, WINDOW *win, int winlines, int wincols, int style, owl_history *hist)
 {
   e->buff=owl_malloc(INCR);
@@ -135 +145 @@
   e->echochar='\0';
 
+  /* We get initialized multiple times, but we need to hold on to
+     the callbacks, so we can't NULL them here. */
+  /*
+    e->command = NULL;
+    e->callback = NULL;
+    e->cbdata = NULL;
+  */
   if (win) werase(win);
-}
-
-owl_editwin *owl_editwin_new(WINDOW *win, int winlines, int wincols, int style, owl_history *hist)
-{
-  owl_editwin *e = owl_editwin_allocate();
-
-  _owl_editwin_init(e, win, winlines, wincols, style, hist);
-  return e;
 }
 
@@ -179 +188 @@
 }
 
+void owl_editwin_set_command(owl_editwin *e, const char *command)
+{
+  if(e->command) owl_free(e->command);
+  e->command = owl_strdup(command);
+}
+
+const char *owl_editwin_get_command(owl_editwin *e)
+{
+  if(e->command) return e->command;
+  return "";
+}
+
 void owl_editwin_set_callback(owl_editwin *e, void (*cb)(owl_editwin*))
 {
@@ -189 +210 @@
 }
 
-static void oe_destroy_cbdata(owl_editwin *e) {
-  if (e->destroy_cbdata)
-    e->destroy_cbdata(e->cbdata);
-  e->cbdata = NULL;
-  e->destroy_cbdata = NULL;
-}
-
-void owl_editwin_set_cbdata(owl_editwin *e, void *data, void (*destroy)(void *))
-{
-  oe_destroy_cbdata(e);
+void owl_editwin_set_cbdata(owl_editwin *e, void *data)
+{
   e->cbdata = data;
-  e->destroy_cbdata = destroy;
 }
 
@@ -247 +259 @@
 }
 
+void owl_editwin_new_style(owl_editwin *e, int newstyle, owl_history *h)
+{
+  e->hist = h;
+
+  if (e->style==newstyle) return;
+
+  if (newstyle==OWL_EDITWIN_STYLE_MULTILINE) {
+    e->style=newstyle;
+  } else if (newstyle==OWL_EDITWIN_STYLE_ONELINE) {
+    e->style=newstyle;
+
+    /* nuke everything after the first line */
+    owl_editwin_move_to_top(e);
+    owl_editwin_move_to_end_of_line(e);
+    owl_editwin_replace(e, oe_count_glyphs(e->buff + e->index),  "");
+  }
+}
+
+/* completly reinitialize the buffer */
+void owl_editwin_fullclear(owl_editwin *e)
+{
+  owl_free(e->buff);
+  owl_editwin_init(e, e->curswin, e->winlines, e->wincols, e->style, e->hist);
+}
+
 /* clear all text except for locktext and put the cursor at the
  * beginning
@@ -265 +302 @@
 
   owl_free(e->buff);
-  _owl_editwin_init(e, e->curswin, e->winlines, e->wincols, e->style, e->hist);
+  owl_editwin_init(e, e->curswin, e->winlines, e->wincols, e->style, e->hist);
 
   if (lock > 0) {