bReserved dwData fsState fsStyle iBitmap idCommand iString

INT_PTR LPTBBUTTON::iString Definition at line 739 of file commctrl.h. Referenced by _tWinMain(), add_tb_button(), AddButton(), AddSeparator(), TaskBar::EnumWndProc(), HH_AddToolbar(), MDIMainFrame::MDIMainFrame(), TaskSwitchWnd_AddTaskItemButton(), TB_AddButton(), TOOLBAR_CustomizeDialogProc(), TOOLBAR_DeleteButton(), TOOLBAR_DumpTBButton(), TOOLBAR_GetButton(), TOOLBAR_InternalInsertButtonsT(), TOOLBAR_LButtonUp(), and TOOLBAR_Restore().