Sent when the size and position of a window's client area must be calculated. By processing this message, an application can control the content of the window's client area when the size or position of the window changes.
When the window procedure receives the WM_NCCALCSIZE message, the first rectangle contains the new coordinates of a window that has been moved or resized, that is, it is the proposed new window coordinates. The second contains the coordinates of the window before it was moved or resized. The ...
当wParam为TRUE时,只需返回 0 而不处理NCCALCSIZE_PARAMS矩形将导致工作区调整为窗口大小(包括窗口框架)。 这将删除窗口框架并从窗口中描述文字项,只显示工作区。 从Windows Vista 开始,只需在wParam为TRUE时返回 0 即可删除标准帧,不会影响使用DwmExtendFrameIntoClientArea函数扩展到工作区的帧。 只会删除标准帧。
Now that we have learned about the intricacies of theWM_NCCALCSIZEmessage, we can use it to get rid of the flicker in our resizing code. We just take the trick we used above and apply it to the scroll program. First, we need to get rid of the bad flickery resize, so return theOnWi...
and then your message loop code can simply use nmhdr%whatever. Translate 0 Kudos Copy link Reply Lars_Jakobsen Beginner 03-30-2012 12:29 AM 1,954 Views Thank you Steve. This did excatly what I wanted. Just a small correction - I think is should say just use ...
and then your message loop code can simply use nmhdr%whatever. Translate 0 Kudos Copy link Reply Lars_Jakobsen Beginner 03-30-2012 12:29 AM 1,937 Views Thank you Steve. This did excatly what I wanted. Just a small correction - I think is should say just use ...
Sent when the size and position of a window's client area must be calculated. By processing this message, an application can control the content of the window's client area when the size or position of the window changes.
Envoyé lorsque la taille et la position de la zone cliente d’une fenêtre doivent être calculées. En traitant ce message, une application peut contrôler le contenu de la zone cliente de la fenêtre lorsque la taille ou la position de la fenêtre c
Envoyé lorsque la taille et la position de la zone cliente d’une fenêtre doivent être calculées. En traitant ce message, une application peut contrôler le contenu de la zone cliente de la fenêtre lorsque la taille ou la position de la fenêtre c
Sent when the size and position of a window's client area must be calculated. By processing this message, an application can control the content of the window's client area when the size or position of the window changes.