private void About_Load(object sender, EventArgs e) { tipThans = new ToolTip(); // Set up the delays for the ToolTip. tipThans.AutoPopDelay = 5000; tipThans.InitialDelay = 500; tipThans.ReshowDelay = 500; // Force the ToolTip text to be displayed whether or not the form is active. tipThans.ShowAlways = true; // Set up the ToolTip text for the Button and Checkbox. tipThans.SetToolTip(this.picAppTip, "欢迎使用 电脑耗材进销存管理系统"); RegistryKey key1 = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\"); object obj1 = key1.GetValue("RegisteredOrganization"); if (obj1 != null) { this.labelTo.Text += obj1.ToString() + " "; this.labelTo.Text += key1.GetValue("RegisteredOwner").ToString(); this.labelOS.Text += key1.GetValue("ProductName").ToString(); } else { RegistryKey key2 = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows NT\CurrentVersion\"); this.labelTo.Text += key2.GetValue("RegisteredOrganization").ToString() + " "; this.labelTo.Text += key2.GetValue("RegisteredOwner").ToString(); this.labelOS.Text += key2.GetValue("ProductName").ToString(); } this.labelVer.Text = "产品版本:" + Foundation.GetAppVersion().ToString(); // Application.ProductVersion; }