[qwaq] Add support for invisible buttons

Useful for window controls.

ruamoko/qwaq/qwaq-button.h

@@ -22,6 +22,7 @@
 }
 -initWithPos: (Point) pos releasedIcon: (DrawBuffer *) released
 						   pressedIcon: (DrawBuffer *) pressed;
+-initWithRect: (Rect) rect;	// invisible button
 -(ListenerGroup *) onPress;
 -(ListenerGroup *) onRelease;
 -(ListenerGroup *) onClick;

ruamoko/qwaq/qwaq-button.r

@@ -21,12 +21,30 @@
 	return self;
 }
 
+-initWithRect: (Rect) rect
+{
+	if (!(self = [super initWithRect: rect])) {
+		return nil;
+	}
+	icon[0] = nil;
+	icon[1] = nil;
+	onPress = [[ListenerGroup alloc] init];
+	onRelease = [[ListenerGroup alloc] init];
+	onClick = [[ListenerGroup alloc] init];
+	onDrag = [[ListenerGroup alloc] init];
+	onAuto = [[ListenerGroup alloc] init];
+	onHover = [[ListenerGroup alloc] init];
+	return self;
+}
+
 -draw
 {
 	[super draw];
-	[textContext blitFromBuffer: icon[pressed]
-							 to: pos
-						   from: [icon[pressed] rect]];
+	if (icon[pressed]) {
+		[textContext blitFromBuffer: icon[pressed]
+								 to: pos
+							   from: [icon[pressed] rect]];
+	}
 	return self;
 }
 

ruamoko/qwaq/qwaq-curses.c

@@ -602,7 +602,7 @@ cmd_resizeterm (qwaq_resources_t *res)
 static void
 dump_command (qwaq_resources_t *res, int len)
 {
-	if (1) {
+	if (0) {
 		qwaq_commands cmd = RB_PEEK_DATA (res->command_queue, 0);
 		Sys_Printf ("%s[%d]", qwaq_command_names[cmd], len);
 		for (int i = 2; i < len; i++) {