XEmacs 21.4.4 "Artificial Intelligence".

[chise/xemacs-chise.git.1] / src / glyphs-x.c

diff --git a/src/glyphs-x.c b/src/glyphs-x.c
index e0fa2d2..b45832d 100644 (file)
--- a/src/glyphs-x.c
+++ b/src/glyphs-x.c
@@ -156,6 +156,8 @@ static void
 update_tab_widget_face (widget_value* wv,
                        Lisp_Image_Instance* ii, Lisp_Object domain);
 #endif
+void
+emacs_Xt_handle_widget_losing_focus (struct frame* f, Widget losing_widget);
 
 #include "bitmaps.h"
 
@@ -701,7 +703,7 @@ write_lisp_string_to_temp_file (Lisp_Object string, char *filename_out)
   /* Get the data while doing the conversion */
   while (1)
     {
-      ssize_t size_in_bytes = Lstream_read (istr, tempbuf, sizeof (tempbuf));
+      Lstream_data_count size_in_bytes = Lstream_read (istr, tempbuf, sizeof (tempbuf));
       if (!size_in_bytes)
        break;
       /* It does seem the flushes are necessary... */
@@ -796,7 +798,7 @@ generate_cursor_fg_bg (Lisp_Object device, Lisp_Object *foreground,
   else
     {
       xbg->pixel = 0;
-      xbg->red = xbg->green = xbg->blue = ~0;
+      xbg->red = xbg->green = xbg->blue = USHRT_MAX;
     }
 }
 
@@ -2130,6 +2132,12 @@ x_unmap_subwindow (Lisp_Image_Instance *p)
     }
   else                         /* must be a widget */
     {
+      /* Since we are being unmapped we want the enclosing frame to
+        get focus. The losing with simple scrolling but is the safest
+        thing to do. */
+      emacs_Xt_handle_widget_losing_focus 
+       ( XFRAME (IMAGE_INSTANCE_FRAME (p)),
+         IMAGE_INSTANCE_X_WIDGET_ID (p));
       XtUnmapWidget (IMAGE_INSTANCE_X_CLIPWIDGET (p));
     }
 }
@@ -2220,8 +2228,14 @@ x_redisplay_widget (Lisp_Image_Instance *p)
   /* Possibly update the colors and font */
   if (IMAGE_INSTANCE_WIDGET_FACE_CHANGED (p)
       ||
+      /* #### This is not sufficient because it will not cope with widgets
+        that are not currently visible. Once redisplay has done the
+        visible ones it will clear this flag so that when new ones
+        become visible they will not be updated. */
       XFRAME (IMAGE_INSTANCE_FRAME (p))->faces_changed
       ||
+      XFRAME (IMAGE_INSTANCE_FRAME (p))->frame_changed
+      ||
       IMAGE_INSTANCE_WIDGET_ITEMS_CHANGED (p))
     {
       update_widget_face (wv, p, IMAGE_INSTANCE_FRAME (p));
@@ -2261,7 +2275,7 @@ x_redisplay_widget (Lisp_Image_Instance *p)
     }
 
   /* Adjust offsets within the frame. */
-  if (XFRAME (IMAGE_INSTANCE_FRAME (p))->frame_changed)
+  if (XFRAME (IMAGE_INSTANCE_FRAME (p))->size_changed)
     {
       Arg al[2];
       XtSetArg (al [0], XtNx, &IMAGE_INSTANCE_X_WIDGET_XOFFSET (p));