TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; 参数lParam 指向NMHDR 结构的指针,该结构包含有关此通知的其他信息。返回值没有返回值。备注若要确定当前选定的选项卡,请使用 TabCtrl_GetCurSel 宏。要求展开表 要求值 最低受支持的客户端 Windows Vista [仅限桌面应用] 最低受支持的服务器 Windows Server 2003...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to anNMHDRstructure. ThehwndFrommember is the handle to the tab control. TheidFrommember is the child window identifier of the tab control. Thecodemember is TCN_SELCHANGE. ...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to anNMHDRstructure. ThehwndFrommember is the handle to the tab control. TheidFrommember is the child window identifier of the tab control. Thecodemember is TCN_SELCHANGE. ...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to an NMHDR structure. The hwndFrom member is the handle to the tab control. The idFrom member is the child window identifier of the tab control. The code member is TCN_SELCHANGE. Return Value None. Remarks To de...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to anNMHDRstructure. ThehwndFrommember is the handle to the tab control. TheidFrommember is the child window identifier of the tab control. Thecodemember is TCN_SELCHANGE. ...
---解决方案---TCN_SELCHANGE是发送给父窗口的消息,要在父窗口中(这里是对话框)处理这个消息.---解决方案---CTabCtrl::SetCurSel---解决方案---映射类CTabCtrl对应你的Tab控件,在主对话框中定义一个CTabCtrl变量m_cTabWnd,在CXXXDlg::OnInit...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to anNMHDRstructure. ThehwndFrommember is the handle to the tab control. TheidFrommember is the child window identifier of the tab control. Thecodemember is TCN_SELCHANGE. ...
)单击,分别发送CTabCtrl 控件的TCN_SELCHANGE消息和 下拉列表框的CBN_SELCHANGE消息,在各自的消息响应函数中只是简单的对控件选项做切换和给出提示信息。 单击...情况,操作系统通过把每个事件都包装成一个称为消息结构体MSG 来实现这个过程,也就是消息响应,要理解消息响应,首先需要了解消息的概念和表示。 2.3 Windows...
通知选项卡控件的父窗口当前所选选项卡已更改。 此通知代码以 WM_NOTIFY 消息的形式发送。C++ 复制 TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; 参数lParam 指向NMHDR 结构的指针,该结构包含有关此通知的其他信息。返回值没有返回值。备注若要确定当前选定的选项卡,请使用 TabCtrl_GetCurSel 宏。
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameters lpnmhdr Long pointer to anNMHDRstructure. ThehwndFrommember is the handle to the tab control. TheidFrommember is the child window identifier of the tab control. Thecodemember is TCN_SELCHANGE. ...