More Auto Layout test work. It compiles1

redo/osxaltest/box.m

@@ -37,20 +37,23 @@
 	}];
 }
 
-- (uintmax_t)tAddToAutoLayoutDictionary:(NSMutableDictionary *)views keyNumber:(uintmax_t)n
+- (uintmax_t)tAddToAutoLayoutDictionary:(NSMutableDictionary *)views keyNumber:(uintmax_t)nn
 {
-	[self->children enumerateObjectsUsingBlock:^(id obj, NSUInteger index, BOOL *stop) {
+	__block uintmax_t n = nn;
-		NSObject<tControl> *c;
 
-		c = (NSObject<tControl> *) obj;
+	[self->children enumerateObjectsUsingBlock:^(id obj, NSUInteger index, BOOL *stop) {
+		id<tControl> c;
+
+		c = (id<tControl>) obj;
 		n = [c tAddToAutoLayoutDictionary:views keyNumber:n];
 	}];
 	return n;
 }
 
-- (NSString *)tBuildAutoLayoutConstraintsKeyNumber:(uintmax_t)n
+- (NSString *)tBuildAutoLayoutConstraintsKeyNumber:(uintmax_t)nn
 {
 	NSMutableString *constraints;
+	__block uintmax_t n = nn;
 
 	if (self->vertical)
 		constraints = [NSMutableString stringWithString:@"V:"];

redo/osxaltest/main.m

@@ -1,6 +1,8 @@
 // 31 july 2015
 #import "osxaltest.h"
 
+// #qo LDFLAGS: -framework Foundation -framework AppKit
+
 @interface appDelegate : NSObject<NSApplicationDelegate>
 @end
 
@@ -8,6 +10,20 @@
 
 - (void)applicationDidFinishLaunching:(NSNotification *)note
 {
+	NSWindow *mainwin;
+	tWindowDelegate *delegate;
+
+	mainwin = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 320, 240)
+		styleMask:(NSTitledWindowMask | NSClosableWindowMask | NSMiniaturizableWindowMask | NSResizableWindowMask)
+		backing:NSBackingStoreBuffered
+		defer:YES];
+	[mainwin setTitle:@"Auto Layout Test"];
+
+	delegate = [tWindowDelegate new];
+	[mainwin setDelegate:delegate];
+
+	[mainwin cascadeTopLeftFromPoint:NSMakePoint(20, 20)];
+	[mainwin makeKeyAndOrderFront:self];
 }
 
 - (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)a

redo/osxaltest/osxaltest.h

@@ -8,4 +8,9 @@
 - (uintmax_t)tAddToAutoLayoutDictionary:(NSMutableDictionary *)views keyNumber:(uintmax_t)n;
 @end
 
+@interface tWindowDelegate : NSObject<NSWindowDelegate>
+- (void)tSetControl:(NSObject<tControl> *)cc;
+- (void)tRelayout;
+@end
+
 extern NSString *tAutoLayoutKey(uintmax_t);

redo/osxaltest/util.m

@@ -0,0 +1,7 @@
+// 1 august 2015
+#import "osxaltest.h"
+
+NSString *tAutoLayoutKey(uintmax_t n)
+{
+	return [NSString stringWithFormat:@"[view%ju]", n];
+}

redo/osxaltest/windelegate.m

@@ -0,0 +1,28 @@
+// 1 august 2015
+#import "osxaltest.h"
+
+@implementation tWindowDelegate {
+	NSObject<tControl> *c;
+}
+
+- (id)init
+{
+	self = [super init];
+	if (self)
+		self->c = NULL;
+	return self;
+}
+
+- (void)tSetControl:(NSObject<tControl> *)cc
+{
+	self->c = cc;
+}
+
+- (void)tRelayout
+{
+	if (self->c == NULL)
+		return;
+	// TODO
+}
+
+@end