EN_KILLFOCUS WPARAM wParam; LPARAM lParam; 参数wParam LOWORD 包含编辑控件的标识符。 HIWORD 用于指定通知代码。 lParam 编辑控件的句柄。注解父窗口始终会接收此事件的 WM_COMMAND 消息,它不需要使用 EM_SETEVENTMASK 发送的通知掩码。Rich Edit:在Microsoft Rich Edit 1.0 及更高版本中受支持。 若要了解 Ri...
对于这种事件,MFC提供了一个处理函数——EN_KILLFOCUS消息处理函数。 一、EN_KILLFOCUS消息详解 EN_KILLFOCUS消息是一种嵌入在控件的消息,当控件的焦点失去时触发。这对于跟踪用户的行为和响应用户的交互非常有用。一般来说,这个消息用于控制焦点变化的程序逻辑,比如在失去焦点时执行某些操作。 二、EN_KILLFOCUS处理函数...
EN_KILLFOCUS idEditCtrl= (int) LOWORD (wParam);wNotifyCode= HIWORD (wParam);hwndEditCtrl = (HWND) lParam; ParametersidEditCtrl Value of the low-order word of wParam. Contains an identifier of the edit control. wNotifyCode Value of the high-order word of wParam. Contains a notification co...
EN_KILLFOCUS Article 06/30/2006 This message indicates that an edit control lost the keyboard focus. The parent window of the edit control receives this message through the WM_COMMAND message.Copy EN_KILLFOCUS idEditCtrl = (int) LOWORD (wParam); wNotifyCode = HIWORD (wParam); hwndEdit...
EN_KILLFOCUS idEditCtrl = (int) LOWORD (wParam); wNotifyCode = HIWORD (wParam); hwndEditCtrl = (HWND) lParam; ParametersidEditCtrl Value of the low-order word of wParam. Contains an identifier of the edit control.wNotifyCode Value of the high-order word of wParam. Contains a notificatio...
EN_KILLFOCUS idEditCtrl = (int) LOWORD (wParam); wNotifyCode = HIWORD (wParam); hwndEditCtrl = (HWND) lParam; Parameters idEditCtrl Value of the low-order word ofwParam. Contains an identifier of the edit control. wNotifyCode Value of the high-order word ofwParam. Contains a notificatio...
为什么要试图阻止呢？只要确保你的处理程序忽略那些无关紧要的处理程序 -
The EN_KILLFOCUS notification message is sent when an edit control loses the keyboard focus. The parent window of the edit control receives this notification message through the WM_COMMAND message. EN_KILLFOCUS idEditCtrl = (int) LOWORD(wParam); // identifier of edit control w...
WM_KILLFOCUS hwndGetFocus = (HWND) wParam; ParametershwndGetFocus Handle to the window that receives the keyboard focus; can be NULL.Return ValuesAn application should return zero if it processes this message.RemarksIf an application is displaying a caret, the caret should be destroyed at this ...
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