| align_info | Window alignment information |
| align_offset | Window alignment offset information |
| bind_info | Window table binding information |
| brush_info | Internal use |
| data_info | Database column data placebarholder |
| directory_info | Needed to add names to the list displayed by a list box window |
| font_info | Internal use |
| http_info | Framework http structure |
| imail_info | Framework inter application messaging system structure |
| imail_msg_info | Framework inter application messaging system structure |
| imail_sendrecv_info | Framework inter application messaging system structure |
| init_info | Window table binding information |
| init_info2 | Window table binding information |
| label_info | Window label information |
| options_info | Framework options structure |
| scroll_info | Window scroll bars information |
| style_info | Window style information |
| user_info | Framework user structure |
| xarray< T > | TEMPLATE CLASS FOR ARRAYS OF ANY DATA TYPE |
| xbrush | BASE CLASS FOR BRUSHES |
| xcontext | BASE CLASS FOR DEVICES CONTEXT |
| xDBparam | BASE CLASS FOR ODBC STATEMENT PARAMETER |
| xDBstatement | BASE CLASS FOR ODBC CURSOR |
| xevent | BASE CLASS FOR EVENTS |
| xeventexceptions | DERIVED CLASS FOR EVENT EXCEPTIONS |
| xexceptions | BASE CLASS FOR EXCEPTIONS |
| xfont | BASE CLASS FOR FONTS |
| xformat | BASE CLASS TO FORMAT NUMBERS WITH THOUSANDS SEPARATOR |
| xhexadecimal | BASE CLASS TO FORMAT NUMBERS IN HEXECIMAL DIGITS |
| xicon | BASE CLASS FOR ICONS |
| xmodule | BASE CLASS FOR A WINDOWS APPLICATION |
| xoverlapped | BASE CLASS FOR OVERLAPPED FUNCTIONS HELPER |
| xpath | CLASS FOR PATH STRINGS |
| xpen | BASE CLASS FOR DEVICES CONTEXT PENS |
| xrectangle | BASE CLASS FOR RECTANGLES |
| xround | BASE CLASS FOR DOUBLE VALUES ROUNDING |
| xscreen | DERIVED CLASS FOR THE MAIN SCREEN DEVICE CONTEXT |
| xstring | BASE CLASS FOR STRINGS |
| xsystem | BASE CLASS FOR THE HOST OPERATING SYSTEM |
| xsystemexceptions | DERIVED CLASS FOR SYSTEM EXCEPTIONS |
| xwndusr | Internal use |
| zAnimate | DERIVED CLASS FOR ANIMATED CONTROLS |
| zAviCapture | DERIVED CLASS FOR AVI CAPTURE CONTROLS |
| zButton | DERIVED CLASS FOR BUTTON CONTROLS |
| zComboBox | DERIVED CLASS FOR COMBOBOX CONTROLS |
| zDateTime | DERIVED CLASS FOR DATETIME CONTROLS |
| zDB | BASE CLASS FOR ODBC DATABASE |
| zDBbit | DERIVED CLASS FOR AN ODBC DATABASE TABLE BIT COLUMN |
| zDBButton | DERIVED CLASS FOR THE DATABUTTON CONTROL |
| zDBchar | DERIVED CLASS FOR AN ODBC DATABASE TABLE CHAR COLUMN |
| zDBColumn | BASE CLASS FOR AN ODBC DATABASE TABLE COLUMN |
| zDBdate | DERIVED CLASS FOR AN ODBC DATABASE TABLE DATE COLUMN |
| zDBinteger | DERIVED CLASS FOR AN ODBC DATABASE TABLE NUMERIC COLUMN |
| zDBlvarbin | DERIVED CLASS FOR AN ODBC DATABASE TABLE LONGVARBIN COLUMN |
| zDBlvarchar | DERIVED CLASS FOR AN ODBC DATABASE TABLE LONGVARCHAR COLUMN |
| zDBnumeric | DERIVED CLASS FOR AN ODBC DATABASE TABLE NUMERIC COLUMN |
| zDBTable | BASE CLASS FOR AN ODBC DATABASE TABLE |
| zDBtimestamp | DERIVED CLASS FOR AN ODBC DATABASE TABLE TIMESTAMP COLUMN |
| zDBvarchar | DERIVED CLASS FOR AN ODBC DATABASE TABLE VARCHAR COLUMN |
| zEdit | DERIVED CLASS FOR EDIT CONTROLS |
| zForm | DERIVED CLASS FOR FORMS |
| zGrid | DERIVED CLASS FOR THE GRID CONTROL |
| zHSplitter | DERIVED CLASS FOR HORIZONTAL SPLITTER CONTROLS |
| zImageList | DERIVED CLASS FOR IMAGE LISTS |
| zIPAddress | DERIVED CLASS FOR IP ADDRESS CONTROLS |
| zListBox | DERIVED CLASS FOR LISTBOX CONTROLS |
| zListView | DERIVED CLASS FOR LISTVIEW CONTROLS |
| zMDIChildForm | DERIVED CLASS FOR MDICHILD FORMS |
| zMenuItemRes | BASE CLASS FOR MENU ITEMS RESOURCE |
| zMenuRes | BASE CLASS FOR MENU RESOURCE |
| zMonthCal | DERIVED CLASS FOR MONTHCAL CONTROLS |
| zPager | DERIVED CLASS FOR PAGER CONTROLS |
| zPicture | DERIVED CLASS FOR PICTURE CONTROLS |
| zProgressBar | DERIVED CLASS FOR PROGRESSBAR CONTROLS |
| zRichEdit | DERIVED CLASS FOR RICHEDIT CONTROLS |
| zStatic | DERIVED CLASS FOR STATIC CONTROLS |
| zStatusBar | DERIVED CLASS FOR STATUSBAR CONTROLS |
| zTabSheet | DERIVED CLASS FOR TABSHEET CONTROLS |
| zTimer | BASE CLASS FOR WINDOWS TIMERS |
| zToolBar | DERIVED CLASS FOR TOOLBAR CONTROLS |
| zToolPager | DERIVED CLASS FOR TOOL PAGER CONTROLS |
| zTrackBar | DERIVED CLASS FOR TRACKBAR CONTROLS |
| zTreeView | DERIVED CLASS FOR TREEVIEW CONTROLS |
| zUpDown | DERIVED CLASS FOR UPDOWN CONTROLS |
| zVSplitter | DERIVED CLASS FOR VERTICAL SPLITTER CONTROLS |
| zWindow | BASE CLASS FOR ANY WINDOWS CONTROLS |
