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Resource forks are included only for .rsrc files. These are DeRezzed into their data fork. 'ckid' resources, from the Projector VCS, are not included. The Tools directory, containing mostly junk, is also excluded.
90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
/*
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File: ScrapCoercion.h
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Contains: Process Mgr scrap coercion module header file. Scrap coercion is the
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means by which the clipboard (scrap) is kept intact when switching
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foreground applications.
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Written by: Guido Goldinini
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Copyright: © 1986-1991 by Apple Computer, Inc., all rights reserved.
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Change History (most recent first):
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<3> 12/17/90 DFH Rename CheckForCutCopy to CheckForCutCopyMenuKey.
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<2> 12/15/90 DFH Fix prototype for src_scrap_setup. Added pScrapOwner.
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<0> x/xx/86 PYG New Today.
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*/
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#ifndef __SCRAPCOERCION__
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#define __SCRAPCOERCION__
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#ifndef __EVENTS__
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#include <Events.h>
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#endif
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/* Information we keep about the SCRAPHANDLE */
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typedef struct MyScrapInfo
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{
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long size; /* size of scrap in bytes */
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Handle memHandle; /* handle to scrap in mem or 0 */
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Boolean orphanedScrap; /* whether to dump memHandle after coercion */
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StringPtr fileName; /* file name if on disk */
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PEntryPtr pScrapOwner; /* process from whence this info sprang */
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} MyScrapInfo;
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/* Values for global CoercionState */
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#define CS_DONE (0)
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#define CS_GENERATE_DEACTIVATE1 (1)
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#define CS_GENERATE_DEACTIVATE2 (2)
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#define CS_GENERATE_NULLS_THEN_CMD_V (3)
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#define CS_MOVE_SCRAP (4)
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#define CS_GENERATE_NULLS_THEN_CMD_C (5)
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#define CS_CLICK_IN_WINDOW (6)
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#define CS_TAKE_DOWN_WINDOW (7)
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#define CS_PRESUSPEND_DEACTIVATE (8)
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#define CS_SUSPEND (9)
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#define CS_RESUME (10)
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#define CS_EXITING (11)
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#define CS_ENTERING (12)
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#define CS_INIT (13)
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#define CS_EATMOUSE (14)
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/* Older applications (i.e. ones that have no SIZE resource, or whose SIZE resource does
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* not say acceptSuspendResumeEvents and doesActivateOnFGSwitch), must be fooled into
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* a) activating or deactivating their front window, and b) posting their scrap. We do
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* it by pretending like a DA came up and the user pasted (suspend) or copied (resume).
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* NOTE: Somewhat strangely, this fake DA window stays in the application's WINDOWLIST
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* all the while the application is in the background. Have not figured out whether
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* this serves a purpose other than to prevent an additional NewWindow when bringing the
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* application to the front again.
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*/
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#define SCRAP_COERCION_FAKE_DA_WINDOW_ID ((short) 0x8001)
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/* Limits to state change efforts in scrap coercion */
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#define CLICK_DA_WIND_TIMEOUT_INIT (4)
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#define EAT_MOUSE_TIMEOUT (5)
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#define NULL_TIMEOUT_CUTOFF (4)
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#define NULL_TIMEOUT_INIT (7)
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/* Values for message field in suspend or resume event records */
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#define SUSPRES_MESSAGE (suspendResumeMessage << 24)
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#define SUSPEND_MESSAGE (SUSPRES_MESSAGE+convertClipboardFlag)
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#define RESUME_MESSAGE (SUSPRES_MESSAGE+resumeFlag)
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/* Internal function prototypes */
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void AddToFrontProcessQueue(PEntryPtr);
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PEntryPtr PopFrontProcessQueue(void);
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void RemoveFromFrontProcessQueue(PEntryPtr);
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void StartForegroundSwitch(PEntryPtr);
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short Coercion_State_Engine(unsigned short, EventRecord *, Ptr, Boolean);
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void src_scrap_setup(void);
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void PutUpFakeWindow(void);
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void TakeDownFakeWindow(void);
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void CheckForCutCopyMenuKey(unsigned char, short *);
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void CheckForCutCopySysEditCmd(short, short *);
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void OrphanScrapIntoPartition(void);
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#endif __SCRAPCOERCION__
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