add checkbox and radiobox demo to periodic table

examples/basic/periodic.c

@@ -145,8 +145,8 @@ static void MWAPI menu_handler(MwWidget handle, void* user, void* call) {
 }
 
 int main() {
-	int	 i;
+	int	 i, j;
-	MwWidget f, w;
+	MwWidget f, w, b;
 	int	 index;
 	MwMenu	 m, m2;
 	void*	 v;
@@ -224,6 +224,30 @@ int main() {
 			     MwNratio, Columns - 2,
 			     NULL));
 
+	for(i = 0; i < 2; i++) {
+		f = frame(i == 0 ? "CheckBox" : "RadioBox", -PaddingContent, -PaddingContent, MwBoxClass,
+			  MwNmargin, PaddingContent,
+			  NULL);
+		w = child(f);
+		b = MwVaCreateWidget(MwBoxClass, "box1", w, 0, 0, 0, 0,
+				     MwNorientation, MwVERTICAL,
+				     MwNfixedSize, 16,
+				     NULL);
+		for(j = 0; j < 5; j++) MwCreateWidget(i == 0 ? MwCheckBoxClass : MwRadioBoxClass, i == 0 ? "cb" : "rb", b, 0, 0, 0, 0);
+		b = MwVaCreateWidget(MwBoxClass, "box1", w, 0, 0, 0, 0,
+				     MwNorientation, MwVERTICAL,
+				     NULL);
+		for(j = 0; j < 5; j++) {
+			char buf[32];
+			sprintf(buf, "%sBox %d", i == 0 ? "Check" : "Radio", j + 1);
+			MwVaCreateWidget(MwLabelClass, "label", b, 0, 0, 0, 0,
+					 MwNtext, buf,
+					 MwNalignment, MwALIGNMENT_BEGINNING,
+					 NULL);
+		}
+		add(f);
+	}
+
 	f = frame("ComboBox", -PaddingContent, 24, MwComboBoxClass, NULL);
 	w = child(f);
 	MwComboBoxAdd(w, -1, "Hello!");

src/draw.c

@@ -237,16 +237,16 @@ void MwDrawDiamond(MwWidget handle, MwRect* rect, MwLLColor color, int invert) {
 	MwLLPolygon(handle->lowlevel, p, 6, invert ? lighter : darker);
 
 	p[0].x = rect->x + rect->width / 2;
-	p[0].y = border;
+	p[0].y = rect->y + border;
 
 	p[1].x = rect->x + rect->width - border;
-	p[1].y = rect->height / 2;
+	p[1].y = rect->y + rect->height / 2;
 
 	p[2].x = rect->x + rect->width / 2;
 	p[2].y = rect->y + rect->height - border;
 
 	p[3].x = rect->x + border;
-	p[3].y = rect->height / 2;
+	p[3].y = rect->y + rect->height / 2;
 
 	MwLLPolygon(handle->lowlevel, p, 4, col);
 

src/widget/checkbox.c

@@ -17,6 +17,15 @@ static void draw(MwWidget handle) {
 	r.y	 = 0;
 	r.width	 = MwGetInteger(handle, MwNwidth);
 	r.height = MwGetInteger(handle, MwNheight);
+	MwDrawRect(handle, &r, base);
+
+	if(r.width < r.height) {
+		r.height = r.width;
+	} else {
+		r.width = r.height;
+	}
+	r.x = (MwGetInteger(handle, MwNwidth) - r.width) / 2;
+	r.y = (MwGetInteger(handle, MwNheight) - r.height) / 2;
 
 	MwDrawWidgetBack(handle, &r, base, (handle->pressed || MwGetInteger(handle, MwNchecked)) ? 1 : 0, MwTRUE);
 	if(bgpx != NULL) MwLLDrawPixmap(handle->lowlevel, &r, bgpx);
@@ -50,7 +59,7 @@ MwClassRec MwCheckBoxClassRec = {
     NULL,	    /* key */
     NULL,	    /* execute */
     NULL,	    /* tick */
-    NULL,	    /* resize */
+    MwForceRender,  /* resize */
     NULL,	    /* children_update */
     NULL,	    /* children_prop_change */
     NULL,	    /* clipboard */

src/widget/radiobox.c

@@ -19,9 +19,17 @@ static void draw(MwWidget handle) {
 	r.y	 = 0;
 	r.width	 = MwGetInteger(handle, MwNwidth);
 	r.height = MwGetInteger(handle, MwNheight);
-
 	MwDrawRect(handle, &r, base);
 	if(bgpx != NULL) MwLLDrawPixmap(handle->lowlevel, &r, bgpx);
+
+	if(r.width < r.height) {
+		r.height = r.width;
+	} else {
+		r.width = r.height;
+	}
+	r.x = (MwGetInteger(handle, MwNwidth) - r.width) / 2;
+	r.y = (MwGetInteger(handle, MwNheight) - r.height) / 2;
+
 	MwDrawDiamond(handle, &r, base, (handle->pressed || MwGetInteger(handle, MwNchecked)) ? 1 : 0);
 
 	MwLLFreeColor(base);