Stylistic 1200 Tech Reference Manual (PDF) - The Labs

Chapter 10
Programmable Hotpad DLL for 32-Bit Windows Applications
This chapter provides information on using HOTPAD32.DLL. This dynamic-link library (DLL) allows
32-bit Windows applications to use the programmable hotpad on the Stylistic 1200 pen tablet. (For 16-bit
application development using the programmable hotpad, refer to Chapter 9 of this manual).
Note:
At the time of this writing, this DLL is not supported for use with Windows NT systems.
This DLL is distributed on the Stylistic 1200 Developer Utilities disk. To use this DLL with your application,
• Include the header file HOTPAD32.H in the program code for your application.
• The file HOTPAD32.DLL must be in the C:\WINDOWS\SYSTEM directory at run time.
Hotpad Notification 10
Applications using this DLL are notified when a hotpad event occurs (when the programmable hotpad is
tapped) using a notification message sent to the window procedure of the application.
Hotpad notification is enabled and disabled using the following functions:
• SetHotpadNotification
This function enables hotpad notification for the calling application.
• KillHotpadNotification
This function disables hotpad notification for the calling application.
These functions are described in the following sections.
Note:
Hotpad notification using a call-back function is not supported by HOTPAD32.DLL.
SetHotpadNotification 10
This function enables hotpad notification. Applications which are to receive notification of hotpad events
must call this function once to enable hotpad notification. A prototype of this function is shown below:
int SetHotpadNotification ( HWND WindowHandle, UINT MessageID )
Parameters this function accepts are described below:
Parameter
WindowHandle
MessageID
Description
Handle to the application window that will receive hotpad notification
messages.
Message ID of the notification message that will be sent to the calling
application window when a hotpad event occurs.
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