Added Button and control adding to the Mac OS X backend.

1 files changed, 47 insertions, 0 deletions

diff --git a/redo/controls_darwin.m b/redo/controls_darwin.m
new file mode 100644
index 0000000..a21ac0f
--- /dev/null
+++ b/redo/controls_darwin.m
@@ -0,0 +1,47 @@
+// 16 july 2014
+
+#import "objc_darwin.h"
+#import "_cgo_export.h"
+#import <Cocoa/Cocoa.h>
+
+#define toNSView(x) ((NSView *) (x))
+#define toNSWindow(x) ((NSWindow *) (x))
+#define toNSButton(x) ((NSButton *) (x))
+
+void unparent(id control)
+{
+	[toNSView(control) retain];		// save from being freed when released by the removal selector below
+	// TODO removeFromSuperviewWithoutNeedingDisplay?
+	[toNSView(control) removeFromSuperview];
+}
+
+void parent(id control, id parentid, BOOL floating)
+{
+	[[toNSWindow(parentid) contentView] addSubview:toNSView(control)];
+	if (floating)		// previously unparented
+		[toNSView(control) release];
+}
+
+id newButton(char *text)
+{
+	NSButton *b;
+
+	// TODO cache the initial rect?
+	b = [[NSButton alloc] initWithFrame:NSMakeRect(0, 0, 100, 100)];
+	// TODO verify all of these against Interface Builder
+	[b setButtonType:NSMomentaryLightButton];
+	[b setTitle:[NSString stringWithUTF8String:text]];
+	[b setBordered:YES];
+	[b setBezelStyle:NSRoundedBezelStyle];
+	return b;
+}
+
+const char *buttonText(id button)
+{
+	return [[toNSButton(button) title] UTF8String];
+}
+
+void buttonSetText(id button, char *text)
+{
+	[toNSButton(button) setTitle:[NSString stringWithUTF8String:text]];
+}