--- rxvt-unicode/src/main.C	2006/02/11 10:53:37	1.220
+++ rxvt-unicode/src/main.C	2007/09/18 22:01:36	1.251
@@ -1,4 +1,4 @@
-/*--------------------------------*-C-*---------------------------------*
+/*----------------------------------------------------------------------*
  * File:        main.C
  *----------------------------------------------------------------------*
  *
@@ -58,10 +58,15 @@
 bool
 rxvt_set_locale (const char *locale) NOTHROW
 {
-  if (!locale || !strncmp (locale, curlocale, 128))
+  int size = strlen (locale) + 1;
+
+  if (size > sizeof (curlocale))
+    rxvt_fatal ("locale string too long, aborting.\n");
+
+  if (!locale || !memcmp (locale, curlocale, size))
     return false;
 
-  strncpy (curlocale, locale, 128);
+  memcpy (curlocale, locale, size);
   setlocale (LC_CTYPE, curlocale);
   return true;
 }
@@ -145,9 +150,12 @@
 
 rxvt_term::rxvt_term ()
     :
-#if TRANSPARENT
+#if ENABLE_TRANSPARENCY || ENABLE_PERL
     rootwin_ev (this, &rxvt_term::rootwin_cb),
 #endif
+#if HAVE_BG_PIXMAP
+    update_background_ev(this, &rxvt_term::update_background_cb),
+#endif
 #ifdef HAVE_SCROLLBARS
     scrollbar_ev (this, &rxvt_term::x_cb),
 #endif
@@ -200,6 +208,7 @@
   if (cmd_pid)
     kill (-cmd_pid, SIGHUP);
 
+  pty_ev.stop ();
   delete pty; pty = 0;
 }
 
@@ -266,9 +275,9 @@
       clear ();
     }
 
-  delete pix_colors_focused;
+  delete [] pix_colors_focused;
 #if OFF_FOCUS_FADING
-  delete pix_colors_unfocused;
+  delete [] pix_colors_unfocused;
 #endif
 
   displays.put (display);
@@ -303,7 +312,7 @@
 
   cmd_pid = 0;
 
-  if (!OPTION (Opt_hold))
+  if (!option (Opt_hold))
     destroy ();
 }
 
@@ -327,7 +336,7 @@
 #if HAVE_SCROLLBARS
       scrollbar_ev.stop (display);
 #endif
-#if TRANSPARENT
+#if ENABLE_TRANSPARENCY || ENABLE_PERL
       rootwin_ev.stop (display);
 #endif
       incr_ev.stop ();
@@ -477,7 +486,7 @@
 #endif
 
 #ifdef HAVE_SCROLLBARS
-  if (OPTION (Opt_scrollBar))
+  if (option (Opt_scrollBar))
     scrollBar.setIdle ();    /* set existence for size calculations */
 #endif
 
@@ -494,16 +503,55 @@
 #endif
 
 #ifdef HAVE_SCROLLBARS
-  if (OPTION (Opt_scrollBar))
+  if (option (Opt_scrollBar))
     resize_scrollbar ();      /* create and map scrollbar */
 #endif
-#ifdef TRANSPARENT
-  if (OPTION (Opt_transparent))
-    {
-      XSelectInput (dpy, display->root, PropertyChangeMask);
-      check_our_parents ();
-      rootwin_ev.start (display, display->root);
-    }
+#ifdef HAVE_BG_PIXMAP
+  {
+    bgPixmap.set_target (this);
+
+#ifdef ENABLE_TRANSPARENCY
+    if (option (Opt_transparent))
+      {
+        bgPixmap.set_transparent ();
+#ifdef HAVE_AFTERIMAGE        
+        if (rs [Rs_blurradius])
+          bgPixmap.set_blur_radius (rs [Rs_blurradius]);
+#endif          
+        if (ISSET_PIXCOLOR (Color_tint))
+          bgPixmap.set_tint (pix_colors_focused [Color_tint]);
+        if (rs [Rs_shade])
+          bgPixmap.set_shade (rs [Rs_shade]);
+
+        bgPixmap.set_root_pixmap ();
+        XSelectInput (dpy, display->root, PropertyChangeMask);
+        rootwin_ev.start (display, display->root);
+      }
+#endif
+
+#ifdef BG_IMAGE_FROM_FILE
+    if (rs[Rs_backgroundPixmap] != NULL)
+      {
+        const char *p = rs[Rs_backgroundPixmap];
+
+        if ((p = strchr (p, ';')) != NULL)
+          {
+            p++;
+            bgPixmap.set_geometry (p);
+          }
+        else
+          bgPixmap.set_defaultGeometry ();
+
+        if (bgPixmap.set_file (rs[Rs_backgroundPixmap]))
+          if (!bgPixmap.window_position_sensitive ())
+            update_background ();
+      }
+#endif
+  }
+#endif
+
+#if ENABLE_PERL
+  rootwin_ev.start (display, display->root);
 #endif
 
   set_colorfgbg ();
@@ -620,7 +668,7 @@
 
 /*----------------------------------------------------------------------*/
 /*
- * window size/position calculcations for XSizeHint and other storage.
+ * window size/position calculations for XSizeHint and other storage.
  * if width/height are non-zero then override calculated width/height
  */
 void
@@ -702,7 +750,7 @@
       sb_w = scrollbar_TotalWidth ();
       szHint.base_width += sb_w;
 
-      if (!OPTION (Opt_scrollBar_right))
+      if (!option (Opt_scrollBar_right))
         window_vt_x += sb_w;
     }
 
@@ -733,7 +781,7 @@
       szHint.height = szHint.base_height + height;
     }
 
-  if (scrollBar.state && OPTION (Opt_scrollBar_right))
+  if (scrollBar.state && option (Opt_scrollBar_right))
     window_sb_x = szHint.width - sb_w;
 
   if (recalc_x)
@@ -805,7 +853,8 @@
 
   prop = (*fs)[1]->properties ();
   prop.height += lineSpace;
-  fs->set_prop (prop);
+
+  fs->set_prop (prop, false);
 
   fwidth  = prop.width;
   fheight = prop.height;
@@ -824,17 +873,20 @@
           rxvt_fontprop prop2 = prop;
 
           if (res)
-            prop2.weight = prop2.slant = rxvt_fontprop::unset;
+            {
+              fs->populate (res);
+              fs->set_prop (prop2, false);
+            }
           else
             {
-              res = fontset[0]->fontdesc;
+              fs->populate (fontset[0]->fontdesc);
 
               if (SET_STYLE (0, style) & RS_Bold)   prop2.weight = rxvt_fontprop::bold;
               if (SET_STYLE (0, style) & RS_Italic) prop2.slant  = rxvt_fontprop::italic;
+
+              fs->set_prop (prop2, true);
             }
 
-          fs->populate (res);
-          fs->set_prop (prop2);
         }
 #else
       fontset[style] = fontset[0];
@@ -937,18 +989,9 @@
   /* XSetWindowAttributes attr; */
   /* Cursor cursor; */
 done:
-
-#if OFF_FOCUS_FADING
-  if (rs[Rs_fade])
-    {
-      rgba c;
-      pix_colors [Color_fade].get (c);
-      pix_colors_focused [idx].fade (this, atoi (rs[Rs_fade]), pix_colors_unfocused [idx], c);
-    }
-#endif
-
   /*TODO: handle Color_BD, scrollbar background, etc. */
 
+  update_fade_color (idx);
   recolour_cursor ();
   scr_recolour ();
 }
@@ -997,7 +1040,7 @@
     if (pix_colors[Color_bg] == pix_colors[i])
       {
         sprintf (bstr, "%d", (i - Color_Black));
-#ifdef XPM_BACKGROUND
+#ifdef BG_IMAGE_FROM_FILE
         xpmb = "default;";
 #endif
         break;
@@ -1103,10 +1146,12 @@
                          window_vt_x, window_vt_y,
                          width, height);
 
-      scr_clear ();
-#ifdef XPM_BACKGROUND
-      resize_pixmap ();
+#ifdef HAVE_BG_PIXMAP
+      if (bgPixmap.window_size_sensitive ())
+        update_background ();
 #endif
+
+      scr_clear ();
     }
 
   if (fix_screen || old_height == 0)
@@ -1115,9 +1160,10 @@
   // TODO, with nvidia-8178, resizes kill the alpha channel, report if not fixed in newer version
   //scr_touch (false);
 
-#ifdef XPM_BACKGROUND
-  if (pixmap)
-    scr_touch (false);
+#ifdef HAVE_BG_PIXMAP
+//  TODO: this don't seem to have any effect - do we still need it ? If so - in which case exactly ?
+//  if (bgPixmap.pixmap)
+//    scr_touch (false);
 #endif
 
 #ifdef USE_XIM
@@ -1623,25 +1669,96 @@
       || !IMisRunning ())
     return;
 
-  /* Getting the necessary width of preedit area */
-  status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
-  XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
-  XFree (status_attr);
-
-  im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
-  XFree (needed_rect);
-
-  preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
-  status_attr  = XVaCreateNestedList (0, XNArea, &status_rect,  NULL);
-
-  XSetICValues (Input_Context,
-                XNPreeditAttributes, preedit_attr,
-                XNStatusAttributes,  status_attr,
-                NULL);
+  if (input_style & XIMPreeditPosition)
+    {
+      im_set_size (preedit_rect);
+      preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
+    
+      XSetICValues (Input_Context,
+                    XNPreeditAttributes, preedit_attr, NULL);
+    }
+  else
+    {
+      /* Getting the necessary width of preedit area */
+      status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
+      XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
+      XFree (status_attr);
+
+      im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
+      XFree (needed_rect);
 
-  XFree (preedit_attr);
-  XFree (status_attr);
+      preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
+      status_attr  = XVaCreateNestedList (0, XNArea, &status_rect,  NULL);
+
+      XSetICValues (Input_Context,
+                    XNPreeditAttributes, preedit_attr,
+                    XNStatusAttributes,  status_attr,
+                    NULL);
+
+      XFree (status_attr);
+    }
+
+   XFree (preedit_attr);
 }
 #endif                          /* USE_XIM */
 
+void
+rxvt_term::get_window_origin (int &x, int &y)
+{
+  Window cr;
+  XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
+/*  fprintf( stderr, "origin is %+d%+d\n", x, y);*/
+}
+
+Pixmap
+rxvt_term::get_pixmap_property (int prop_id)
+{
+  if (prop_id > 0 && prop_id < NUM_XA)
+    if (xa[prop_id])
+      {
+        int aformat;
+        unsigned long nitems, bytes_after;
+        Atom atype;
+        unsigned char *prop = NULL;
+        int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
+                                         0L, 1L, False, XA_PIXMAP, &atype, &aformat,
+                                         &nitems, &bytes_after, &prop);
+        if (result == Success && prop && atype == XA_PIXMAP)
+          {
+            return *(Pixmap *)prop;
+          }
+      }
+  return None;
+}
+
+#ifdef HAVE_BG_PIXMAP
+int
+rxvt_term::update_background ()
+{
+  bgPixmap.invalidate ();
+
+  /* no chance of real time refresh if we are blurring ! */
+  if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
+    bgPixmap.render ();
+  else
+    {
+      update_background_ev.stop ();
+      if (!bgPixmap.need_client_side_rendering())
+        update_background_ev.start (NOW + .05);
+      else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
+        update_background_ev.start (NOW + .2); /* very slow !!! */
+      else
+        update_background_ev.start (NOW + .07);
+    }
+  return 0;
+}
+
+void
+rxvt_term::update_background_cb (time_watcher &w)
+{
+  bgPixmap.render ();
+}
+
+#endif /* HAVE_BG_PIXMAP */
+
 /*----------------------- end-of-file (C source) -----------------------*/