Combo_DeleteComboItem

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Updated2023-02-21
6 minute(s) read

int Combo_DeleteComboItem (int panelHandle, int controlID, int itemIndex, int numberOfItems);

Purpose

Deletes one or more items from a Combo Box control starting at itemIndex.

Parameters

Input
Name	Type	Description
panelHandle	int	The specifier for a particular panel that is currently in memory. This handle will have been returned by the LoadPanel, NewPanel, or DuplicatePanel function.
controlID	int	The defined constant (located in the UIR header file) that was assigned to the original string in the User Interface Editor or the ID returned by the Combo_NewComboBox function.
itemIndex	int	The zero–based index of the first item to be deleted.
numberOfItems	int	The number of items to delete. To delete all items from itemIndex to the end, enter –1 for numberOfItems.

Return Value

Name Type Description

status

int

Return value indicating whether the function was successful. A negative number indicates that an error occurred.

Return Values:
0	Success
–1	The Interface Manager could not be opened.
–2	The system font could not be loaded.
–3	The operation attempted cannot be performed while a pop-up menu is active.
–4	Panel, pop-up, menu bar, or plot ID is invalid.
–5	Attempted to position panel at an invalid location.
–6	Attempted to make an inoperable control the active control.
–7	The operation requires that a panel be loaded.
–8	The operation requires that a pop-up menu be active.
–9	The operation requires that a menu bar be loaded.
–10	The control is not the type expected by the function.
–11	Invalid menu item ID.
–12	Out of memory.
–13	Invalid control ID.
–14	Value is invalid or out of range.
–15	File is not a User Interface file or has been corrupted.
–16	File format is out-of-date.
–17	PCX image is corrupted or incompatible with current display type.
–18	No user event possible in current configuration.
–19	Unable to open UIR file.
–20	Error reading UIR file.
–21	Error writing UIR file.
–22	Error closing UIR file.
–23	Panel state file has invalid format.
–24	Invalid panel ID or menu bar ID in resource file.
–25	Error occurred during hardcopy output.
–26	Invalid default directory specified in FileSelectPopup or FileSelectPopupEx function.
–27	Operation is invalid for specified object.
–28	Unable to find specified string in menu.
–29	Palette menu items can only be added to the end of the menu.
–30	Too many menus in the menu bar.
–31	Separators cannot have checkmarks.
–32	Separators cannot have submenus.
–33	The menu item must be a separator.
–34	The menu item cannot be a separator.
–35	The menu item already has a submenu.
–36	The menu item does not have a submenu.
–37	The control ID passed must be a menu ID, a menu item ID, or NULL.
–38	The control ID passed must be a menu ID or a menu item ID.
–39	The control ID passed was not a submenu ID.
–40	The control ID passed was not a valid ID.
–41	The ID is not a menu bar ID.
–42	The ID is not a panel ID.
–43	This operation cannot be performed while this pop-up panel is active.
–44	This control/panel/menu does not have the specified attribute.
–45	The control type passed was not a valid type.
–46	The attribute passed is invalid.
–47	The fill option must be set to fill above or fill below to paint ring slide's fill color.
–48	The fill option must be set to fill above or fill below to paint numeric slide's fill color.
–49	The control passed is not a ring slide.
–50	The control passed is not a numeric slide.
–51	The control passed is not a ring slide with inc/dec arrows.
–52	The control passed is not a numeric slide with inc/dec arrows.
–53	The data type passed in is not a valid data type for the control.
–54	The attribute passed is not valid for the data type of the control.
–55	The index passed is out of range.
–56	There are no items in the list control.
–57	The buffer passed was too small for the operation.
–58	The control does not have a value.
–59	The value passed is not in the list control.
–60	The control passed must be a list control.
–61	The control passed must be a list control or a binary switch.
–62	The data type of the control passed must be set to a string.
–63	That attribute is not a settable attribute.
–64	The value passed is not a valid mode for this control.
–65	A NULL pointer was passed when a non-NULL pointer was expected.
–66	The text background color on a menu ring cannot be set or gotten.
–67	The ring control passed must be one of the menu ring styles.
–68	Text cannot be colored transparent.
–69	A value cannot be converted to the specified data type.
–70	Invalid tab order position for control.
–71	The tab order position of an indicator-only control cannot be set.
–72	Invalid number.
–73	There is no menu bar installed for the panel.
–74	The control passed is not a text box.
–75	Invalid scroll mode for chart.
–76	Invalid image type for picture.
–77	The attribute is valid for child panels only. Some attributes of top level panels are determined by the host operating system.
–78	The list control passed is not in check mode.
–79	The control values could not be completely loaded into the panel because the panel has changed.
–80	Maximum value must be greater than minimum value.
–81	Graph does not have that many cursors.
–82	Invalid plot.
–83	New cursor position is outside plot area.
–84	The length of the string exceeds the limit.
–85	The specified callback function does not have the required prototype.
–86	The specified callback function is not a known function.
–87	Graph cannot be in this mode without cursors.
–88	Invalid axis scaling mode for chart.
–89	The font passed is not in font table.
–90	The attribute value passed is not valid.
–91	Too many files are open.
–92	Unexpectedly reached end of file.
–93	Input/Output error.
–94	File not found.
–95	File access permission denied.
–96	File access is not enabled.
–97	Disk is full.
–98	File already exists.
–99	File already open.
–100	Badly formed pathname.
–101	File is damaged.
–102	The format of the resource file is too old to read.
–103	File is corrupted.
–104	The operation could not be performed.
–105	The control passed is not a ring knob, dial, or gauge.
–106	The control passed is not a numeric knob, dial, or gauge.
–107	The count passed is out of range.
–108	The keycode is not valid.
–109	The control passed is not a ring slide with a frame.
–110	Panel background cannot be colored transparent.
–111	Title background cannot be colored transparent.
–112	Not enough memory for printing.
–113	The shortcut key passed is reserved.
–114	The format of the file is newer than this version of LabWindows/CVI.
–115	System printing error.
–116	Driver printing error.
–117	The deferred callback queue is full.
–118	The mouse cursor passed is invalid.
–119	Printing functions are not reentrant.
–120	Out of Windows GDI space.
–121	The panel must be visible.
–122	The control must be visible.
–123	The attribute is not valid for the type of plot.
–124	Intensity plots cannot use transparent colors.
–125	Color is invalid.
–126	The specified callback function differs only by a leading underscore from another function or variable. Change one of the names for proper linking.
–127	Bitmap is invalid.
–128	There is no image in the control.
–129	The specified operation can be performed only in the thread in which the top-level panel was created.
–130	The specified panel was not found in the .tui file.
–131	The specified menu bar was not found in the .tui file.
–132	The specified control style was not found in the .tui file.
–133	A tag or value is missing in the .tui file.
–134	Error reading or parsing .sub file.
–135	There are no printers installed in the system.
–136	The beginning cell must be in the search range.
–137	The cell type passed is not valid for this operation.
–138	Cell type or data type is mismatched.
–139	Controls of the type passed do not have a menu.

Additional Information

Library: Combo Box

Include file: custctrl\combobox.h

LabWindows/CVI compatibility: LabWindows/CVI 5.5 and later

LabWindows/CVI

Table of Contents

Combo_DeleteComboItem

Purpose

Parameters

Return Value

Additional Information

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