Resolved race condition in methode Go of dialog windows.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10276 a95241bf-73f2-0310-859d-f6bbb57e9c96
2004-11-28 19:05:01 +00:00
parent f0307bad5c
commit 76145367cb
6 changed files with 156 additions and 84 deletions
@@ -0,0 +1,42 @@
+/*
+ * DialogWindow.h
+ * Copyright 2004 Michael Pfeiffer. All Rights Reserved.
+ */
+ 
+#ifndef __DIALOG_WINDOW_H
+#define __DIALOG_WINDOW_H
+
+#include <OS.h>
+#include <Window.h>
+
+class DialogWindow : public BWindow {
+public:
+	DialogWindow(BRect frame,
+			const char *title, 
+			window_type type,
+			uint32 flags,
+			uint32 workspace = B_CURRENT_WORKSPACE);
+	
+	DialogWindow(BRect frame,
+			const char *title, 
+			window_look look,
+			window_feel feel,
+			uint32 flags,
+			uint32 workspace = B_CURRENT_WORKSPACE);
+			
+	status_t Go();
+	
+	void SetResult(status_t result);
+
+	void MessageReceived(BMessage* msg);
+	
+	enum {
+		kGetThreadId = 'dwti' // request thread id from window
+	};
+		
+private:
+	status_t           fPreviousResult; // holds the result as long as fResult == NULL
+	volatile status_t *fResult;
+};
+
+#endif