Esempio n. 1
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 /// <summary>
 /// The FindNextPrinterChangeNotification function retrieves information about the most recent change notification for a
 /// change notification object associated with a printer or print server. Call this function when a wait operation on the
 /// change notification object is satisfied.
 /// The function also resets the change notification object to the not-signaled state. You can then use the object in another
 /// wait operation to continue monitoring the printer or print server. The operating system will set the object to the signaled
 /// state the next time one of a specified set of changes occurs to the printer or print server. The FindFirstPrinterChangeNotification
 /// function creates the change notification object and specifies the set of changes to be monitored
 /// </summary>
 /// <param name="hChange">Handle to a change notification object associated with a printer or print server. You obtain such a handle by
 /// calling the FindFirstPrinterChangeNotification function. The operating system sets this change notification object
 /// to the signaled state when it detects one of the changes specified in the object's change notification filter</param>
 /// <param name="pdwChange">A variable whose bits are set to indicate the changes that occurred to cause the most recent
 /// notification. The bit flags that might be set correspond to those specified in the fdwFlags parameter of the
 /// FindFirstPrinterChangeNotification call</param>
 /// <param name="pPrinterNotifyOptions">A PRINTER_NOTIFY_OPTIONS structure. Set the Flags member of this structure to PRINTER_NOTIFY_OPTIONS_REFRESH,
 /// to cause the function to return the current data for all monitored printer information fields. The function ignores all other members of the structure. This parameter can be null</param>
 /// <param name="ppPrinterNotifyInfo">Pointer to a pointer variable that receives a pointer to a system-allocated, read-only buffer.
 /// Call the FreePrinterNotifyInfo function to free the buffer when you are finished with it. This parameter can be null if no information is required</param>
 /// <returns>If the function succeeds, the return value is true, else false</returns>
 public static bool FindNextPrinterChangeNotification([In] IntPtr hChange, out PrinterChangeStatus pdwChange,
                                                      [In] PrinterNotifyOptions pPrinterNotifyOptions,
                                                      ref IntPtr ppPrinterNotifyInfo)
 {
     return(Native.FindNextPrinterChangeNotification(hChange, out pdwChange, ppPrinterNotifyInfo,
                                                     ref ppPrinterNotifyInfo));
 }
 /// <summary>
 /// The FindFirstPrinterChangeNotification function creates a change notification object and 
 /// returns a handle to the object. You can then use this handle in a call to one of the wait 
 /// functions to monitor changes to the printer or print server. 
 /// The FindFirstPrinterChangeNotification call specifies the type of changes to be monitored.
 /// You can specify a set of conditions to monitor for changes, a set of printer information 
 /// fields to monitor, or both
 /// </summary>
 /// <param name="hPrinter">Handle to the printer or print server that you want to monitor. Use the 
 /// OpenPrinter or AddPrinter function to retrieve a printer handle</param>
 /// <param name="fdwFlags">Specify the conditions that will cause the change notification object to 
 /// enter a signaled state. A change notification occurs when one or more of the specified conditions
 /// are met. The fdwFlags parameter can be zero if pPrinterNotifyOptions is non-null</param>
 /// <param name="fdwOptions">Reserved; must be zero</param>
 /// <param name="pPrinterNotifyOptions">A PRINTER_NOTIFY_OPTIONS structure. The pTypes member of this structure
 /// is an array of one or more PRINTER_NOTIFY_OPTIONS_TYPE structures, each of which specifies a printer information field to monitor.
 /// A change notification occurs when one or more of the specified fields changes. When a change occurs, the 
 /// FindNextPrinterChangeNotification function can retrieve the new printer information. This parameter can be null if fdwFlags is nonzero</param>
 /// <returns>If the function succeeds, the return value is a handle to a change notification object associated with the specified printer or print server,
 /// If the function fails, the return value is invalid handle.</returns>
 public static IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter, PrinterChangeStatus fdwFlags,
     uint fdwOptions,
     [MarshalAs(UnmanagedType.LPStruct)] PrinterNotifyOptions pPrinterNotifyOptions)
 {
     return Native.FindFirstPrinterChangeNotification(hPrinter, fdwFlags, fdwOptions, pPrinterNotifyOptions);
 }
 public static extern bool FindNextPrinterChangeNotification([In] IntPtr hChange,
     out PrinterChangeStatus pdwChange,
     IntPtr pPrinterNotifyOptions,
     ref IntPtr ppPrinterNotifyInfo);
 public static extern IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter,
     PrinterChangeStatus fdwFlags, uint fdwOptions,
     [In] IntPtr pPrinterNotifyOptions);
 /// <summary>
 /// The FindNextPrinterChangeNotification function retrieves information about the most recent change notification for a 
 /// change notification object associated with a printer or print server. Call this function when a wait operation on the
 /// change notification object is satisfied.
 /// The function also resets the change notification object to the not-signaled state. You can then use the object in another
 /// wait operation to continue monitoring the printer or print server. The operating system will set the object to the signaled 
 /// state the next time one of a specified set of changes occurs to the printer or print server. The FindFirstPrinterChangeNotification
 /// function creates the change notification object and specifies the set of changes to be monitored
 /// </summary>
 /// <param name="hChange">Handle to a change notification object associated with a printer or print server. You obtain such a handle by
 /// calling the FindFirstPrinterChangeNotification function. The operating system sets this change notification object 
 /// to the signaled state when it detects one of the changes specified in the object's change notification filter</param>
 /// <param name="pdwChange">A variable whose bits are set to indicate the changes that occurred to cause the most recent 
 /// notification. The bit flags that might be set correspond to those specified in the fdwFlags parameter of the 
 /// FindFirstPrinterChangeNotification call</param>
 /// <param name="pPrinterNotifyOptions">Pointer to a PRINTER_NOTIFY_OPTIONS structure. Set the Flags member of this structure to PRINTER_NOTIFY_OPTIONS_REFRESH,
 /// to cause the function to return the current data for all monitored printer information fields. The function ignores all other members of the structure. This parameter can be null</param>
 /// <param name="ppPrinterNotifyInfo">Pointer to a pointer variable that receives a pointer to a system-allocated, read-only buffer. 
 /// Call the FreePrinterNotifyInfo function to free the buffer when you are finished with it. This parameter can be null if no information is required</param>
 /// <returns>If the function succeeds, the return value is true, else false</returns>
 public static bool FindNextPrinterChangeNotification([In] IntPtr hChange, out PrinterChangeStatus pdwChange,
     IntPtr pPrinterNotifyOptions,
     ref IntPtr ppPrinterNotifyInfo)
 {
     return Native.FindNextPrinterChangeNotification(hChange, out pdwChange, pPrinterNotifyOptions,
                                                     ref ppPrinterNotifyInfo);
 }
 /// <summary>
 /// The FindFirstPrinterChangeNotification function creates a change notification object and 
 /// returns a handle to the object. You can then use this handle in a call to one of the wait 
 /// functions to monitor changes to the printer or print server. 
 /// The FindFirstPrinterChangeNotification call specifies the type of changes to be monitored.
 /// You can specify a set of conditions to monitor for changes, a set of printer information 
 /// fields to monitor, or both
 /// </summary>
 /// <param name="hPrinter">Handle to the printer or print server that you want to monitor. Use the 
 /// OpenPrinter or AddPrinter function to retrieve a printer handle</param>
 /// <param name="fdwFlags">Specify the conditions that will cause the change notification object to 
 /// enter a signaled state. A change notification occurs when one or more of the specified conditions
 /// are met. The fdwFlags parameter can be zero if pPrinterNotifyOptions is non-null</param>
 /// <param name="fdwOptions">Reserved; must be zero</param>
 /// <param name="pPrinterNotifyOptions">Pointer to a PRINTER_NOTIFY_OPTIONS structure. The pTypes member of this structure
 /// is an array of one or more PRINTER_NOTIFY_OPTIONS_TYPE structures, each of which specifies a printer information field to monitor.
 /// A change notification occurs when one or more of the specified fields changes. When a change occurs, the 
 /// FindNextPrinterChangeNotification function can retrieve the new printer information. This parameter can be null if fdwFlags is nonzero</param>
 /// <returns>If the function succeeds, the return value is a handle to a change notification object associated with the specified printer or print server,
 /// If the function fails, the return value is invalid handle.</returns>
 public static IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter, PrinterChangeStatus fdwFlags,
     uint fdwOptions, [In] IntPtr pPrinterNotifyOptions)
 {
     return Native.FindFirstPrinterChangeNotification(hPrinter, fdwFlags, fdwOptions, pPrinterNotifyOptions);
 }
Esempio n. 7
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 public static extern IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter,
                                                                PrinterChangeStatus fdwFlags, uint fdwOptions,
                                                                [In] IntPtr pPrinterNotifyOptions);
Esempio n. 8
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 public static extern IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter,
                                                                PrinterChangeStatus fdwFlags, uint fdwOptions,
                                                                [MarshalAs(UnmanagedType.LPStruct)] PrinterNotifyOptions
                                                                pPrinterNotifyOptions);
Esempio n. 9
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 public static extern bool FindNextPrinterChangeNotification([In] IntPtr hChange,
                                                             out PrinterChangeStatus pdwChange,
                                                             IntPtr pPrinterNotifyOptions,
                                                             ref IntPtr ppPrinterNotifyInfo);
Esempio n. 10
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 /// <summary>
 /// The FindFirstPrinterChangeNotification function creates a change notification object and
 /// returns a handle to the object. You can then use this handle in a call to one of the wait
 /// functions to monitor changes to the printer or print server.
 /// The FindFirstPrinterChangeNotification call specifies the type of changes to be monitored.
 /// You can specify a set of conditions to monitor for changes, a set of printer information
 /// fields to monitor, or both
 /// </summary>
 /// <param name="hPrinter">Handle to the printer or print server that you want to monitor. Use the
 /// OpenPrinter or AddPrinter function to retrieve a printer handle</param>
 /// <param name="fdwFlags">Specify the conditions that will cause the change notification object to
 /// enter a signaled state. A change notification occurs when one or more of the specified conditions
 /// are met. The fdwFlags parameter can be zero if pPrinterNotifyOptions is non-null</param>
 /// <param name="fdwOptions">Reserved; must be zero</param>
 /// <param name="pPrinterNotifyOptions">Pointer to a PRINTER_NOTIFY_OPTIONS structure. The pTypes member of this structure
 /// is an array of one or more PRINTER_NOTIFY_OPTIONS_TYPE structures, each of which specifies a printer information field to monitor.
 /// A change notification occurs when one or more of the specified fields changes. When a change occurs, the
 /// FindNextPrinterChangeNotification function can retrieve the new printer information. This parameter can be null if fdwFlags is nonzero</param>
 /// <returns>If the function succeeds, the return value is a handle to a change notification object associated with the specified printer or print server,
 /// If the function fails, the return value is invalid handle.</returns>
 public static IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter, PrinterChangeStatus fdwFlags,
                                                         uint fdwOptions, [In] IntPtr pPrinterNotifyOptions)
 {
     return(Native.FindFirstPrinterChangeNotification(hPrinter, fdwFlags, fdwOptions, pPrinterNotifyOptions));
 }
Esempio n. 11
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 /// <summary>
 /// The FindFirstPrinterChangeNotification function creates a change notification object and
 /// returns a handle to the object. You can then use this handle in a call to one of the wait
 /// functions to monitor changes to the printer or print server.
 /// The FindFirstPrinterChangeNotification call specifies the type of changes to be monitored.
 /// You can specify a set of conditions to monitor for changes, a set of printer information
 /// fields to monitor, or both
 /// </summary>
 /// <param name="hPrinter">Handle to the printer or print server that you want to monitor. Use the
 /// OpenPrinter or AddPrinter function to retrieve a printer handle</param>
 /// <param name="fdwFlags">Specify the conditions that will cause the change notification object to
 /// enter a signaled state. A change notification occurs when one or more of the specified conditions
 /// are met. The fdwFlags parameter can be zero if pPrinterNotifyOptions is non-null</param>
 /// <param name="fdwOptions">Reserved; must be zero</param>
 /// <param name="pPrinterNotifyOptions">A PRINTER_NOTIFY_OPTIONS structure. The pTypes member of this structure
 /// is an array of one or more PRINTER_NOTIFY_OPTIONS_TYPE structures, each of which specifies a printer information field to monitor.
 /// A change notification occurs when one or more of the specified fields changes. When a change occurs, the
 /// FindNextPrinterChangeNotification function can retrieve the new printer information. This parameter can be null if fdwFlags is nonzero</param>
 /// <returns>If the function succeeds, the return value is a handle to a change notification object associated with the specified printer or print server,
 /// If the function fails, the return value is invalid handle.</returns>
 public static IntPtr FindFirstPrinterChangeNotification([In] IntPtr hPrinter, PrinterChangeStatus fdwFlags,
                                                         uint fdwOptions,
                                                         [MarshalAs(UnmanagedType.LPStruct)] PrinterNotifyOptions pPrinterNotifyOptions)
 {
     return(Native.FindFirstPrinterChangeNotification(hPrinter, fdwFlags, fdwOptions, pPrinterNotifyOptions));
 }