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- /*
-
- F W I N C O E R C I O N O S A X
-
- Version 1.0
- Freeware by Daniel Ranson
-
- This osax performs coercions to the FinderWindow (fwin) record
- type used by Finder events.
-
- There are actually three osax. This one converts integers, as a
- special way to refer to the About and Clipboard windows.
- The possible values are :
- 1 : about window
- 2 : clipboard window
-
- */
-
- #include <Types.h>
- #include <Memory.h>
- #include <Aliases.h>
- #include <AppleEvents.h>
- #include <AERegistry.h>
-
- struct FinderWindow{
- long windowType;
- DescType aliasType;
- long aliasLength;
- AliasRecord alias;
- };
-
- typedef struct FinderWindow FinderWindow;
-
- pascal OSErr LONG2FWIN( DescType fromType,
- Ptr dataPtr,
- Size dataSize,
- DescType toType,
- long refCon,
- AEDesc *result)
- {
- #pragma unused(fromType, dataSize, toType, refCon)
-
- FinderWindow **hFwin;
- Size sizH;
- long val;
- OSErr err;
-
- /* Get the integer value */
- val = *(long*)dataPtr;
- if (val == 1)
- val = 'abot';
- else if (val == 2)
- val = 'clip';
- else
- return errAECoercionFail;
-
- /* Allocate the structure */
- sizH = 16;
- hFwin = (FinderWindow**)NewHandle(sizH);
- if (hFwin == 0) return errAECoercionFail;
-
- /* Fill in fields */
- (**hFwin).windowType = 0;
- (**hFwin).aliasType = 'find';
- (**hFwin).aliasLength = 4;
- BlockMove((Ptr)(&val), &((**hFwin).alias), 4);
-
- /* Create the descriptor */
- MoveHHi((Handle)hFwin);
- HLock((Handle)hFwin);
- err = AECreateDesc(typeFinderWindow, (Ptr)(*hFwin), sizH, result);
-
- /* Clean up */
- DisposeHandle((Handle)hFwin);
- return err;
- }
-