WinQueryDlgItemTextLength (1.2)
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#define INCL_WINDIALOGS
SHORT WinQueryDlgItemTextLength(hwndDlg, idItem)
HWND hwndDlg; /* handle of the dialog box */
USHORT idItem; /* dialog-item identifier */
The WinQueryDlgItemTextLength function retrieves the length of the dialog
item text, not including any null termination character.
This function sends a WM_QUERYFRAMEINFO message to the window identified by
the hwndDlg parameter.
Parameter Description
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hwndDlg Identifies the dialog box.
idItem Identifies the dialog item.
Return Value
The return value is the length of the dialog item text, or zero if an error
occurred.
See Also
WinQueryDlgItemText, WM_QUERYFRAMEINFO
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