Is to draw a rectangle then click mobile command can be used to implement the rectangular -> the up and down or so key move, but can also be other ways of implementation, and request a great god help!

CodePudding user response:

PreTranslateMessage event
If (pMsg - & gt; Message==WM_KEYDOWN) is a keyboard events

CodePudding user response:

 if (WM_KEYDOWN==pMsg - & gt; Message)//here to judge the type of message, is WM_KEYDOWN said keys news 
{
If ((VK_LEFT==pMsg - & gt; WParam))//judgment which buttons here 
{
//here after the add button to do 
} 
}

CodePudding user response:

Also can give you the main form of directly adding WM_KEYDOWN message processing function, which is inside the message processing function directly determine the button is pressed

CodePudding user response:

Ok, I will, thank you!!!!!!