TCN_SELCHANGING 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 返回TRUE以防止更改所选内容,返回FALSE以允许更改所选内容。 备注 若要确定当前选定的选项卡,请使用TabCtrl_GetCurSel宏。 要求
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameterslpnmhdr 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_SELCHANGING.Return...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameterslpnmhdr 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_SELCHANGING.Return...
TCN_SELCHANGING lpnmhdr = (LPNMHDR) lParam; 參數 lParam NMHDR結構的指標,其中包含此通知的其他資訊。 傳回值 會傳回 TRUE 以防止選取範圍變更,或傳回 FALSE 以允許選取範圍變更。 備註 若要判斷目前選取的索引標籤,請使用 TabCtrl_GetCurSel 宏。 規格需求 展開資料表 需求值 最低支援的用戶端 Windows...
TCN_SELCHANGING Article 06/30/2006 This message notifies a tab control’s parent window that the currently selected tab is about to change. It is sent in the form of a WM_NOTIFY message.Copy TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; ...
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_SELCHANGING. ...
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameterslpnmhdr 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_SELCHANGING.Return...
TCN_SELCHANGING lpnmhdr = (LPNMHDR) lParam; 參數 lParam NMHDR結構的指標,其中包含此通知的其他資訊。 傳回值 會傳回TRUE以防止選取範圍變更,或傳回FALSE以允許選取範圍變更。 備註 若要判斷目前選取的索引標籤,請使用TabCtrl_GetCurSel宏。 規格需求
TCN_SELCHANGE lpnmhdr = (LPNMHDR) lParam; Parameterslpnmhdr 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_SELCHANGING.Return...
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_SELCHANGING. ...