add progressbar

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@525 b9cfdab3-6d41-4d17-bbe4-086880011989

src/widget/progressbar.c

@@ -0,0 +1,63 @@
+/* $Id$ */
+#include <Mw/Milsko.h>
+
+static int create(MwWidget handle) {
+	MwSetDefault(handle);
+	MwVaApply(handle,
+		  MwNminValue, 0,
+		  MwNmaxValue, 100,
+		  MwNvalue, 0,
+		  NULL);
+
+	return 0;
+}
+
+static void draw(MwWidget handle) {
+	MwRect	  r;
+	MwLLColor base = MwParseColor(handle, MwGetText(handle, MwNbackground));
+	MwLLColor fill = MwParseColor(handle, MwGetText(handle, MwNforeground));
+	double	  w;
+
+	r.x	 = 0;
+	r.y	 = 0;
+	r.width	 = MwGetInteger(handle, MwNwidth);
+	r.height = MwGetInteger(handle, MwNheight);
+
+	MwDrawFrame(handle, &r, base, 1);
+	MwDrawRect(handle, &r, base);
+	w = MwGetInteger(handle, MwNvalue) - MwGetInteger(handle, MwNminValue);
+	w = w / (MwGetInteger(handle, MwNmaxValue) - MwGetInteger(handle, MwNminValue));
+
+	r.x += MwDefaultBorderWidth(handle);
+	r.y += MwDefaultBorderWidth(handle);
+	r.width -= MwDefaultBorderWidth(handle) * 2;
+	r.height -= MwDefaultBorderWidth(handle) * 2;
+
+	r.width = r.width * w;
+	MwDrawRect(handle, &r, fill);
+
+	MwLLFreeColor(fill);
+	MwLLFreeColor(base);
+}
+
+static void prop_change(MwWidget handle, const char* key) {
+	if(strcmp(key, MwNminValue) == 0 || strcmp(key, MwNmaxValue) == 0 || strcmp(key, MwNvalue) == 0) MwForceRender(handle);
+}
+
+MwClassRec MwProgressBarClassRec = {
+    create,	 /* create */
+    NULL,	 /* destroy */
+    draw,	 /* draw */
+    NULL,	 /* click */
+    NULL,	 /* parent_resize */
+    prop_change, /* prop_change */
+    NULL,	 /* mouse_move */
+    NULL,	 /* mouse_up */
+    NULL,	 /* mouse_down */
+    NULL,	 /* key */
+    NULL,	 /* execute */
+    NULL,
+    NULL,
+    NULL,
+    NULL};
+MwClass MwProgressBarClass = &MwProgressBarClassRec;