From d0c7529cb9833ede3595051df5599a11fe03be48 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Thu, 5 Apr 2007 15:25:19 +0200
Subject: import new upstream

---
 widget_gpo.c | 64 ++++++++++++++++++++++++------------------------------------
 1 file changed, 25 insertions(+), 39 deletions(-)

(limited to 'widget_gpo.c')

diff --git a/widget_gpo.c b/widget_gpo.c
index a53b012..d46f464 100644
--- a/widget_gpo.c
+++ b/widget_gpo.c
@@ -1,9 +1,10 @@
-/* $Id: widget_gpo.c,v 1.1 2005/12/18 16:18:36 reinelt Exp $
+/* $Id: widget_gpo.c 752 2007-01-20 14:05:38Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/branches/0.10.1/widget_gpo.c $
  *
  * GPO widget handling
  *
  * Copyright (C) 2005 Michael Reinelt <reinelt@eunet.at>
- * Copyright (C) 2005 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ * Copyright (C) 2005, 2006, 2007 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -19,11 +20,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  *
- *
- * $Log: widget_gpo.c,v $
- * Revision 1.1  2005/12/18 16:18:36  reinelt
- * GPO's added again
- *
  */
 
 /* 
@@ -44,7 +40,7 @@
 
 #include "debug.h"
 #include "cfg.h"
-#include "evaluator.h"
+#include "property.h"
 #include "timer.h"
 #include "widget.h"
 #include "widget_gpo.h"
@@ -58,24 +54,20 @@ void widget_gpo_update(void *Self)
 {
     WIDGET *W = (WIDGET *) Self;
     WIDGET_GPO *GPO = W->data;
-    RESULT result = { 0, 0, 0, NULL };
 
-    int val;
-
-    /* evaluate expression */
-    val = 0;
-    if (GPO->tree != NULL) {
-	Eval(GPO->tree, &result);
-	val = R2N(&result);
-	DelResult(&result);
-    }
-    GPO->num = W->row;
-    GPO->val = val;
+    /* evaluate properties */
+    property_eval(&GPO->expression);
+    property_eval(&GPO->update);
 
     /* finally, draw it! */
     if (W->class->draw)
 	W->class->draw(W);
 
+    /* add a new one-shot timer */
+    if (P2N(&GPO->update) > 0) {
+	timer_add(widget_gpo_update, Self, P2N(&GPO->update), 1);
+    }
+
 }
 
 
@@ -93,25 +85,20 @@ int widget_gpo_init(WIDGET * Self)
     GPO = malloc(sizeof(WIDGET_GPO));
     memset(GPO, 0, sizeof(WIDGET_GPO));
 
-    /* get raw expression (we evaluate them ourselves) */
-    GPO->expression = cfg_get_raw(section, "expression", NULL);
+    /* load properties */
+    property_load(section, "expression", NULL, &GPO->expression);
+    property_load(section, "update", "1000", &GPO->update);
 
-    /* sanity check */
-    if (GPO->expression == NULL || *GPO->expression == '\0') {
-	error("widget %s has no expression, using '0.0'", Self->name);
-	GPO->expression = "0";
+    /* sanity checks */
+    if (!property_valid(&GPO->expression)) {
+	error("Warning: widget %s has no expression", section);
     }
 
-    /* compile expression */
-    Compile(GPO->expression, &GPO->tree);
-
-    /* update interval (msec), default 1 sec */
-    cfg_number(section, "update", 1000, 10, -1, &(GPO->update));
-
     free(section);
     Self->data = GPO;
 
-    timer_add(widget_gpo_update, Self, GPO->update, 0);
+    /* fire it the first time */
+    widget_gpo_update(Self);
 
     return 0;
 }
@@ -119,12 +106,11 @@ int widget_gpo_init(WIDGET * Self)
 
 int widget_gpo_quit(WIDGET * Self)
 {
-    if (Self) {
-	if (Self->data) {
-	    WIDGET_GPO *GPO = Self->data;
-	    DelTree(GPO->tree);
-	    free(Self->data);
-	}
+    if (Self && Self->data) {
+	WIDGET_GPO *GPO = Self->data;
+	property_free(&GPO->expression);
+	property_free(&GPO->update);
+	free(Self->data);
 	Self->data = NULL;
     }
     return 0;
-- 
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