在单文档主菜单中增加“计算器”选项，实现点击“计算器”选项时弹出模态对话框，并在此对话框中实现整数计算器的功能。其中CE表示清0。-In a single document the main menu to add " calculator" option, to achieve click on the " calculator" option pop-up modal dialog box, and in this dialog box to achiev

自绘圆形按钮，修改按钮背景颜色和前景颜色，MFC加载bitmap，可缩放的，弹出模态对话框-Self-drawn round button, modify the button background and foreground colors, MFC loaded bitmap, scalable, pop up a modal dialog box

vc++中模态对话框创建 按钮控件的创建 静态文本控件的访问-vc++ modal dialog box to create create a static text control button controls access