1009 lines
36 KiB
C
1009 lines
36 KiB
C
/*
|
||
* tkInt.h --
|
||
*
|
||
* Declarations for things used internally by the Tk
|
||
* procedures but not exported outside the module.
|
||
*
|
||
* Copyright (c) 1990-1994 The Regents of the University of California.
|
||
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
|
||
* Copyright (c) 1998 by Scriptics Corporation.
|
||
*
|
||
* See the file "license.terms" for information on usage and redistribution
|
||
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
|
||
*
|
||
* SCCS: @(#) tkInt.h 1.6 98/08/04 12:19:22
|
||
*/
|
||
|
||
#ifndef _TKINT
|
||
#define _TKINT
|
||
|
||
#ifndef _TK
|
||
#include "tk.h"
|
||
#endif
|
||
#ifndef _TCL
|
||
#include "tcl.h"
|
||
#endif
|
||
#ifndef _TKPORT
|
||
#include <tkPort.h>
|
||
#endif
|
||
|
||
#ifdef BUILD_tk
|
||
# undef TCL_STORAGE_CLASS
|
||
# define TCL_STORAGE_CLASS DLLEXPORT
|
||
#endif
|
||
|
||
/*
|
||
* Opaque type declarations:
|
||
*/
|
||
|
||
typedef struct TkColormap TkColormap;
|
||
typedef struct TkGrabEvent TkGrabEvent;
|
||
typedef struct Tk_PostscriptInfo Tk_PostscriptInfo;
|
||
typedef struct TkpCursor_ *TkpCursor;
|
||
typedef struct TkRegion_ *TkRegion;
|
||
typedef struct TkStressedCmap TkStressedCmap;
|
||
typedef struct TkBindInfo_ *TkBindInfo;
|
||
|
||
/*
|
||
* Procedure types.
|
||
*/
|
||
|
||
typedef int (TkBindEvalProc) _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, XEvent *eventPtr, Tk_Window tkwin,
|
||
KeySym keySym));
|
||
typedef void (TkBindFreeProc) _ANSI_ARGS_((ClientData clientData));
|
||
typedef Window (TkClassCreateProc) _ANSI_ARGS_((Tk_Window tkwin,
|
||
Window parent, ClientData instanceData));
|
||
typedef void (TkClassGeometryProc) _ANSI_ARGS_((ClientData instanceData));
|
||
typedef void (TkClassModalProc) _ANSI_ARGS_((Tk_Window tkwin,
|
||
XEvent *eventPtr));
|
||
|
||
|
||
/*
|
||
* Widget class procedures used to implement platform specific widget
|
||
* behavior.
|
||
*/
|
||
|
||
typedef struct TkClassProcs {
|
||
TkClassCreateProc *createProc;
|
||
/* Procedure to invoke when the
|
||
platform-dependent window needs to be
|
||
created. */
|
||
TkClassGeometryProc *geometryProc;
|
||
/* Procedure to invoke when the geometry of a
|
||
window needs to be recalculated as a result
|
||
of some change in the system. */
|
||
TkClassModalProc *modalProc;
|
||
/* Procedure to invoke after all bindings on a
|
||
widget have been triggered in order to
|
||
handle a modal loop. */
|
||
} TkClassProcs;
|
||
|
||
/*
|
||
* One of the following structures is maintained for each cursor in
|
||
* use in the system. This structure is used by tkCursor.c and the
|
||
* various system specific cursor files.
|
||
*/
|
||
|
||
typedef struct TkCursor {
|
||
Tk_Cursor cursor; /* System specific identifier for cursor. */
|
||
int refCount; /* Number of active uses of cursor. */
|
||
Tcl_HashTable *otherTable; /* Second table (other than idTable) used
|
||
* to index this entry. */
|
||
Tcl_HashEntry *hashPtr; /* Entry in otherTable for this structure
|
||
* (needed when deleting). */
|
||
} TkCursor;
|
||
|
||
/*
|
||
* One of the following structures is maintained for each display
|
||
* containing a window managed by Tk:
|
||
*/
|
||
|
||
typedef struct TkDisplay {
|
||
Display *display; /* Xlib's info about display. */
|
||
struct TkDisplay *nextPtr; /* Next in list of all displays. */
|
||
char *name; /* Name of display (with any screen
|
||
* identifier removed). Malloc-ed. */
|
||
Time lastEventTime; /* Time of last event received for this
|
||
* display. */
|
||
|
||
/*
|
||
* Information used primarily by tkBind.c:
|
||
*/
|
||
|
||
int bindInfoStale; /* Non-zero means the variables in this
|
||
* part of the structure are potentially
|
||
* incorrect and should be recomputed. */
|
||
unsigned int modeModMask; /* Has one bit set to indicate the modifier
|
||
* corresponding to "mode shift". If no
|
||
* such modifier, than this is zero. */
|
||
unsigned int metaModMask; /* Has one bit set to indicate the modifier
|
||
* corresponding to the "Meta" key. If no
|
||
* such modifier, then this is zero. */
|
||
unsigned int altModMask; /* Has one bit set to indicate the modifier
|
||
* corresponding to the "Meta" key. If no
|
||
* such modifier, then this is zero. */
|
||
enum {LU_IGNORE, LU_CAPS, LU_SHIFT} lockUsage;
|
||
/* Indicates how to interpret lock modifier. */
|
||
int numModKeyCodes; /* Number of entries in modKeyCodes array
|
||
* below. */
|
||
KeyCode *modKeyCodes; /* Pointer to an array giving keycodes for
|
||
* all of the keys that have modifiers
|
||
* associated with them. Malloc'ed, but
|
||
* may be NULL. */
|
||
|
||
/*
|
||
* Information used by tkError.c only:
|
||
*/
|
||
|
||
struct TkErrorHandler *errorPtr;
|
||
/* First in list of error handlers
|
||
* for this display. NULL means
|
||
* no handlers exist at present. */
|
||
int deleteCount; /* Counts # of handlers deleted since
|
||
* last time inactive handlers were
|
||
* garbage-collected. When this number
|
||
* gets big, handlers get cleaned up. */
|
||
|
||
/*
|
||
* Information used by tkSend.c only:
|
||
*/
|
||
|
||
Tk_Window commTkwin; /* Window used for communication
|
||
* between interpreters during "send"
|
||
* commands. NULL means send info hasn't
|
||
* been initialized yet. */
|
||
Atom commProperty; /* X's name for comm property. */
|
||
Atom registryProperty; /* X's name for property containing
|
||
* registry of interpreter names. */
|
||
Atom appNameProperty; /* X's name for property used to hold the
|
||
* application name on each comm window. */
|
||
|
||
/*
|
||
* Information used by tkSelect.c and tkClipboard.c only:
|
||
*/
|
||
|
||
struct TkSelectionInfo *selectionInfoPtr;
|
||
/* First in list of selection information
|
||
* records. Each entry contains information
|
||
* about the current owner of a particular
|
||
* selection on this display. */
|
||
Atom multipleAtom; /* Atom for MULTIPLE. None means
|
||
* selection stuff isn't initialized. */
|
||
Atom incrAtom; /* Atom for INCR. */
|
||
Atom targetsAtom; /* Atom for TARGETS. */
|
||
Atom timestampAtom; /* Atom for TIMESTAMP. */
|
||
Atom textAtom; /* Atom for TEXT. */
|
||
Atom compoundTextAtom; /* Atom for COMPOUND_TEXT. */
|
||
Atom applicationAtom; /* Atom for TK_APPLICATION. */
|
||
Atom windowAtom; /* Atom for TK_WINDOW. */
|
||
Atom clipboardAtom; /* Atom for CLIPBOARD. */
|
||
|
||
Tk_Window clipWindow; /* Window used for clipboard ownership and to
|
||
* retrieve selections between processes. NULL
|
||
* means clipboard info hasn't been
|
||
* initialized. */
|
||
int clipboardActive; /* 1 means we currently own the clipboard
|
||
* selection, 0 means we don't. */
|
||
struct TkMainInfo *clipboardAppPtr;
|
||
/* Last application that owned clipboard. */
|
||
struct TkClipboardTarget *clipTargetPtr;
|
||
/* First in list of clipboard type information
|
||
* records. Each entry contains information
|
||
* about the buffers for a given selection
|
||
* target. */
|
||
|
||
/*
|
||
* Information used by tkAtom.c only:
|
||
*/
|
||
|
||
int atomInit; /* 0 means stuff below hasn't been
|
||
* initialized yet. */
|
||
Tcl_HashTable nameTable; /* Maps from names to Atom's. */
|
||
Tcl_HashTable atomTable; /* Maps from Atom's back to names. */
|
||
|
||
/*
|
||
* Information used by tkCursor.c only:
|
||
*/
|
||
|
||
Font cursorFont; /* Font to use for standard cursors.
|
||
* None means font not loaded yet. */
|
||
|
||
/*
|
||
* Information used by tkGrab.c only:
|
||
*/
|
||
|
||
struct TkWindow *grabWinPtr;
|
||
/* Window in which the pointer is currently
|
||
* grabbed, or NULL if none. */
|
||
struct TkWindow *eventualGrabWinPtr;
|
||
/* Value that grabWinPtr will have once the
|
||
* grab event queue (below) has been
|
||
* completely emptied. */
|
||
struct TkWindow *buttonWinPtr;
|
||
/* Window in which first mouse button was
|
||
* pressed while grab was in effect, or NULL
|
||
* if no such press in effect. */
|
||
struct TkWindow *serverWinPtr;
|
||
/* If no application contains the pointer then
|
||
* this is NULL. Otherwise it contains the
|
||
* last window for which we've gotten an
|
||
* Enter or Leave event from the server (i.e.
|
||
* the last window known to have contained
|
||
* the pointer). Doesn't reflect events
|
||
* that were synthesized in tkGrab.c. */
|
||
TkGrabEvent *firstGrabEventPtr;
|
||
/* First in list of enter/leave events
|
||
* synthesized by grab code. These events
|
||
* must be processed in order before any other
|
||
* events are processed. NULL means no such
|
||
* events. */
|
||
TkGrabEvent *lastGrabEventPtr;
|
||
/* Last in list of synthesized events, or NULL
|
||
* if list is empty. */
|
||
int grabFlags; /* Miscellaneous flag values. See definitions
|
||
* in tkGrab.c. */
|
||
|
||
/*
|
||
* Information used by tkXId.c only:
|
||
*/
|
||
|
||
struct TkIdStack *idStackPtr;
|
||
/* First in list of chunks of free resource
|
||
* identifiers, or NULL if there are no free
|
||
* resources. */
|
||
XID (*defaultAllocProc) _ANSI_ARGS_((Display *display));
|
||
/* Default resource allocator for display. */
|
||
struct TkIdStack *windowStackPtr;
|
||
/* First in list of chunks of window
|
||
* identifers that can't be reused right
|
||
* now. */
|
||
int idCleanupScheduled; /* 1 means a call to WindowIdCleanup has
|
||
* already been scheduled, 0 means it
|
||
* hasn't. */
|
||
|
||
/*
|
||
* Information maintained by tkWindow.c for use later on by tkXId.c:
|
||
*/
|
||
|
||
|
||
int destroyCount; /* Number of Tk_DestroyWindow operations
|
||
* in progress. */
|
||
unsigned long lastDestroyRequest;
|
||
/* Id of most recent XDestroyWindow request;
|
||
* can re-use ids in windowStackPtr when
|
||
* server has seen this request and event
|
||
* queue is empty. */
|
||
|
||
/*
|
||
* Information used by tkVisual.c only:
|
||
*/
|
||
|
||
TkColormap *cmapPtr; /* First in list of all non-default colormaps
|
||
* allocated for this display. */
|
||
|
||
/*
|
||
* Information used by tkFocus.c only:
|
||
*/
|
||
|
||
struct TkWindow *implicitWinPtr;
|
||
/* If the focus arrived at a toplevel window
|
||
* implicitly via an Enter event (rather
|
||
* than via a FocusIn event), this points
|
||
* to the toplevel window. Otherwise it is
|
||
* NULL. */
|
||
struct TkWindow *focusPtr; /* Points to the window on this display that
|
||
* should be receiving keyboard events. When
|
||
* multiple applications on the display have
|
||
* the focus, this will refer to the
|
||
* innermost window in the innermost
|
||
* application. This information isn't used
|
||
* under Unix or Windows, but it's needed on
|
||
* the Macintosh. */
|
||
|
||
/*
|
||
* Used by tkColor.c only:
|
||
*/
|
||
|
||
TkStressedCmap *stressPtr; /* First in list of colormaps that have
|
||
* filled up, so we have to pick an
|
||
* approximate color. */
|
||
|
||
/*
|
||
* Used by tkEvent.c only:
|
||
*/
|
||
|
||
struct TkWindowEvent *delayedMotionPtr;
|
||
/* Points to a malloc-ed motion event
|
||
* whose processing has been delayed in
|
||
* the hopes that another motion event
|
||
* will come along right away and we can
|
||
* merge the two of them together. NULL
|
||
* means that there is no delayed motion
|
||
* event. */
|
||
|
||
/*
|
||
* Miscellaneous information:
|
||
*/
|
||
|
||
#ifdef TK_USE_INPUT_METHODS
|
||
XIM inputMethod; /* Input method for this display */
|
||
#endif /* TK_USE_INPUT_METHODS */
|
||
Tcl_HashTable winTable; /* Maps from X window ids to TkWindow ptrs. */
|
||
|
||
int refCount; /* Reference count of how many Tk applications
|
||
* are using this display. Used to clean up
|
||
* the display when we no longer have any
|
||
* Tk applications using it.
|
||
*/
|
||
} TkDisplay;
|
||
|
||
/*
|
||
* One of the following structures exists for each error handler
|
||
* created by a call to Tk_CreateErrorHandler. The structure
|
||
* is managed by tkError.c.
|
||
*/
|
||
|
||
typedef struct TkErrorHandler {
|
||
TkDisplay *dispPtr; /* Display to which handler applies. */
|
||
unsigned long firstRequest; /* Only errors with serial numbers
|
||
* >= to this are considered. */
|
||
unsigned long lastRequest; /* Only errors with serial numbers
|
||
* <= to this are considered. This
|
||
* field is filled in when XUnhandle
|
||
* is called. -1 means XUnhandle
|
||
* hasn't been called yet. */
|
||
int error; /* Consider only errors with this
|
||
* error_code (-1 means consider
|
||
* all errors). */
|
||
int request; /* Consider only errors with this
|
||
* major request code (-1 means
|
||
* consider all major codes). */
|
||
int minorCode; /* Consider only errors with this
|
||
* minor request code (-1 means
|
||
* consider all minor codes). */
|
||
Tk_ErrorProc *errorProc; /* Procedure to invoke when a matching
|
||
* error occurs. NULL means just ignore
|
||
* errors. */
|
||
ClientData clientData; /* Arbitrary value to pass to
|
||
* errorProc. */
|
||
struct TkErrorHandler *nextPtr;
|
||
/* Pointer to next older handler for
|
||
* this display, or NULL for end of
|
||
* list. */
|
||
} TkErrorHandler;
|
||
|
||
/*
|
||
* One of the following structures exists for each event handler
|
||
* created by calling Tk_CreateEventHandler. This information
|
||
* is used by tkEvent.c only.
|
||
*/
|
||
|
||
typedef struct TkEventHandler {
|
||
unsigned long mask; /* Events for which to invoke
|
||
* proc. */
|
||
Tk_EventProc *proc; /* Procedure to invoke when an event
|
||
* in mask occurs. */
|
||
ClientData clientData; /* Argument to pass to proc. */
|
||
struct TkEventHandler *nextPtr;
|
||
/* Next in list of handlers
|
||
* associated with window (NULL means
|
||
* end of list). */
|
||
} TkEventHandler;
|
||
|
||
/*
|
||
* Tk keeps one of the following data structures for each main
|
||
* window (created by a call to Tk_CreateMainWindow). It stores
|
||
* information that is shared by all of the windows associated
|
||
* with a particular main window.
|
||
*/
|
||
|
||
typedef struct TkMainInfo {
|
||
int refCount; /* Number of windows whose "mainPtr" fields
|
||
* point here. When this becomes zero, can
|
||
* free up the structure (the reference
|
||
* count is zero because windows can get
|
||
* deleted in almost any order; the main
|
||
* window isn't necessarily the last one
|
||
* deleted). */
|
||
struct TkWindow *winPtr; /* Pointer to main window. */
|
||
Tcl_Interp *interp; /* Interpreter associated with application. */
|
||
Tcl_HashTable nameTable; /* Hash table mapping path names to TkWindow
|
||
* structs for all windows related to this
|
||
* main window. Managed by tkWindow.c. */
|
||
Tk_BindingTable bindingTable;
|
||
/* Used in conjunction with "bind" command
|
||
* to bind events to Tcl commands. */
|
||
TkBindInfo bindInfo; /* Information used by tkBind.c on a per
|
||
* interpreter basis. */
|
||
struct TkFontInfo *fontInfoPtr;
|
||
/* Hold named font tables. Used only by
|
||
* tkFont.c. */
|
||
|
||
/*
|
||
* Information used only by tkFocus.c and tk*Embed.c:
|
||
*/
|
||
|
||
struct TkToplevelFocusInfo *tlFocusPtr;
|
||
/* First in list of records containing focus
|
||
* information for each top-level in the
|
||
* application. Used only by tkFocus.c. */
|
||
struct TkDisplayFocusInfo *displayFocusPtr;
|
||
/* First in list of records containing focus
|
||
* information for each display that this
|
||
* application has ever used. Used only
|
||
* by tkFocus.c. */
|
||
|
||
struct ElArray *optionRootPtr;
|
||
/* Top level of option hierarchy for this
|
||
* main window. NULL means uninitialized.
|
||
* Managed by tkOption.c. */
|
||
Tcl_HashTable imageTable; /* Maps from image names to Tk_ImageMaster
|
||
* structures. Managed by tkImage.c. */
|
||
int strictMotif; /* This is linked to the tk_strictMotif
|
||
* global variable. */
|
||
struct TkMainInfo *nextPtr; /* Next in list of all main windows managed by
|
||
* this process. */
|
||
} TkMainInfo;
|
||
|
||
/*
|
||
* Tk keeps the following data structure for each of it's builtin
|
||
* bitmaps. This structure is only used by tkBitmap.c and other
|
||
* platform specific bitmap files.
|
||
*/
|
||
|
||
typedef struct {
|
||
char *source; /* Bits for bitmap. */
|
||
int width, height; /* Dimensions of bitmap. */
|
||
int native; /* 0 means generic (X style) bitmap,
|
||
* 1 means native style bitmap. */
|
||
} TkPredefBitmap;
|
||
|
||
/*
|
||
* Tk keeps one of the following structures for each window.
|
||
* Some of the information (like size and location) is a shadow
|
||
* of information managed by the X server, and some is special
|
||
* information used here, such as event and geometry management
|
||
* information. This information is (mostly) managed by tkWindow.c.
|
||
* WARNING: the declaration below must be kept consistent with the
|
||
* Tk_FakeWin structure in tk.h. If you change one, be sure to
|
||
* change the other!!
|
||
*/
|
||
|
||
typedef struct TkWindow {
|
||
|
||
/*
|
||
* Structural information:
|
||
*/
|
||
|
||
Display *display; /* Display containing window. */
|
||
TkDisplay *dispPtr; /* Tk's information about display
|
||
* for window. */
|
||
int screenNum; /* Index of screen for window, among all
|
||
* those for dispPtr. */
|
||
Visual *visual; /* Visual to use for window. If not default,
|
||
* MUST be set before X window is created. */
|
||
int depth; /* Number of bits/pixel. */
|
||
Window window; /* X's id for window. NULL means window
|
||
* hasn't actually been created yet, or it's
|
||
* been deleted. */
|
||
struct TkWindow *childList; /* First in list of child windows,
|
||
* or NULL if no children. List is in
|
||
* stacking order, lowest window first.*/
|
||
struct TkWindow *lastChildPtr;
|
||
/* Last in list of child windows (highest
|
||
* in stacking order), or NULL if no
|
||
* children. */
|
||
struct TkWindow *parentPtr; /* Pointer to parent window (logical
|
||
* parent, not necessarily X parent). NULL
|
||
* means either this is the main window, or
|
||
* the window's parent has already been
|
||
* deleted. */
|
||
struct TkWindow *nextPtr; /* Next higher sibling (in stacking order)
|
||
* in list of children with same parent. NULL
|
||
* means end of list. */
|
||
TkMainInfo *mainPtr; /* Information shared by all windows
|
||
* associated with a particular main
|
||
* window. NULL means this window is
|
||
* a rogue that isn't associated with
|
||
* any application (at present, this
|
||
* only happens for the dummy windows
|
||
* used for "send" communication). */
|
||
|
||
/*
|
||
* Name and type information for the window:
|
||
*/
|
||
|
||
char *pathName; /* Path name of window (concatenation
|
||
* of all names between this window and
|
||
* its top-level ancestor). This is a
|
||
* pointer into an entry in
|
||
* mainPtr->nameTable. NULL means that
|
||
* the window hasn't been completely
|
||
* created yet. */
|
||
Tk_Uid nameUid; /* Name of the window within its parent
|
||
* (unique within the parent). */
|
||
Tk_Uid classUid; /* Class of the window. NULL means window
|
||
* hasn't been given a class yet. */
|
||
|
||
/*
|
||
* Geometry and other attributes of window. This information
|
||
* may not be updated on the server immediately; stuff that
|
||
* hasn't been reflected in the server yet is called "dirty".
|
||
* At present, information can be dirty only if the window
|
||
* hasn't yet been created.
|
||
*/
|
||
|
||
XWindowChanges changes; /* Geometry and other info about
|
||
* window. */
|
||
unsigned int dirtyChanges; /* Bits indicate fields of "changes"
|
||
* that are dirty. */
|
||
XSetWindowAttributes atts; /* Current attributes of window. */
|
||
unsigned long dirtyAtts; /* Bits indicate fields of "atts"
|
||
* that are dirty. */
|
||
|
||
unsigned int flags; /* Various flag values: these are all
|
||
* defined in tk.h (confusing, but they're
|
||
* needed there for some query macros). */
|
||
|
||
/*
|
||
* Information kept by the event manager (tkEvent.c):
|
||
*/
|
||
|
||
TkEventHandler *handlerList;/* First in list of event handlers
|
||
* declared for this window, or
|
||
* NULL if none. */
|
||
#ifdef TK_USE_INPUT_METHODS
|
||
XIC inputContext; /* Input context (for input methods). */
|
||
#endif /* TK_USE_INPUT_METHODS */
|
||
|
||
/*
|
||
* Information used for event bindings (see "bind" and "bindtags"
|
||
* commands in tkCmds.c):
|
||
*/
|
||
|
||
ClientData *tagPtr; /* Points to array of tags used for bindings
|
||
* on this window. Each tag is a Tk_Uid.
|
||
* Malloc'ed. NULL means no tags. */
|
||
int numTags; /* Number of tags at *tagPtr. */
|
||
|
||
/*
|
||
* Information used by tkOption.c to manage options for the
|
||
* window.
|
||
*/
|
||
|
||
int optionLevel; /* -1 means no option information is
|
||
* currently cached for this window.
|
||
* Otherwise this gives the level in
|
||
* the option stack at which info is
|
||
* cached. */
|
||
/*
|
||
* Information used by tkSelect.c to manage the selection.
|
||
*/
|
||
|
||
struct TkSelHandler *selHandlerList;
|
||
/* First in list of handlers for
|
||
* returning the selection in various
|
||
* forms. */
|
||
|
||
/*
|
||
* Information used by tkGeometry.c for geometry management.
|
||
*/
|
||
|
||
Tk_GeomMgr *geomMgrPtr; /* Information about geometry manager for
|
||
* this window. */
|
||
ClientData geomData; /* Argument for geometry manager procedures. */
|
||
int reqWidth, reqHeight; /* Arguments from last call to
|
||
* Tk_GeometryRequest, or 0's if
|
||
* Tk_GeometryRequest hasn't been
|
||
* called. */
|
||
int internalBorderWidth; /* Width of internal border of window
|
||
* (0 means no internal border). Geometry
|
||
* managers should not normally place children
|
||
* on top of the border. */
|
||
|
||
/*
|
||
* Information maintained by tkWm.c for window manager communication.
|
||
*/
|
||
|
||
struct TkWmInfo *wmInfoPtr; /* For top-level windows (and also
|
||
* for special Unix menubar and wrapper
|
||
* windows), points to structure with
|
||
* wm-related info (see tkWm.c). For
|
||
* other windows, this is NULL. */
|
||
|
||
/*
|
||
* Information used by widget classes.
|
||
*/
|
||
|
||
TkClassProcs *classProcsPtr;
|
||
ClientData instanceData;
|
||
|
||
/*
|
||
* Platform specific information private to each port.
|
||
*/
|
||
|
||
struct TkWindowPrivate *privatePtr;
|
||
} TkWindow;
|
||
|
||
/*
|
||
* The following structure is used as a two way map between integers
|
||
* and strings, usually to map between an internal C representation
|
||
* and the strings used in Tcl.
|
||
*/
|
||
|
||
typedef struct TkStateMap {
|
||
int numKey; /* Integer representation of a value. */
|
||
char *strKey; /* String representation of a value. */
|
||
} TkStateMap;
|
||
|
||
/*
|
||
* This structure is used by the Mac and Window porting layers as
|
||
* the internal representation of a clip_mask in a GC.
|
||
*/
|
||
|
||
typedef struct TkpClipMask {
|
||
int type; /* One of TKP_CLIP_PIXMAP or TKP_CLIP_REGION */
|
||
union {
|
||
Pixmap pixmap;
|
||
TkRegion region;
|
||
} value;
|
||
} TkpClipMask;
|
||
|
||
#define TKP_CLIP_PIXMAP 0
|
||
#define TKP_CLIP_REGION 1
|
||
|
||
/*
|
||
* Pointer to first entry in list of all displays currently known.
|
||
*/
|
||
|
||
extern TkDisplay *tkDisplayList;
|
||
|
||
/*
|
||
* Return values from TkGrabState:
|
||
*/
|
||
|
||
#define TK_GRAB_NONE 0
|
||
#define TK_GRAB_IN_TREE 1
|
||
#define TK_GRAB_ANCESTOR 2
|
||
#define TK_GRAB_EXCLUDED 3
|
||
|
||
/*
|
||
* The macro below is used to modify a "char" value (e.g. by casting
|
||
* it to an unsigned character) so that it can be used safely with
|
||
* macros such as isspace.
|
||
*/
|
||
|
||
#define UCHAR(c) ((unsigned char) (c))
|
||
|
||
/*
|
||
* The following symbol is used in the mode field of FocusIn events
|
||
* generated by an embedded application to request the input focus from
|
||
* its container.
|
||
*/
|
||
|
||
#define EMBEDDED_APP_WANTS_FOCUS (NotifyNormal + 20)
|
||
|
||
/*
|
||
* Miscellaneous variables shared among Tk modules but not exported
|
||
* to the outside world:
|
||
*/
|
||
|
||
extern Tk_Uid tkActiveUid;
|
||
extern Tk_ImageType tkBitmapImageType;
|
||
extern Tk_Uid tkDisabledUid;
|
||
extern Tk_PhotoImageFormat tkImgFmtGIF;
|
||
extern void (*tkHandleEventProc) _ANSI_ARGS_((
|
||
XEvent* eventPtr));
|
||
extern Tk_PhotoImageFormat tkImgFmtPPM;
|
||
extern TkMainInfo *tkMainWindowList;
|
||
extern Tk_Uid tkNormalUid;
|
||
extern Tk_ImageType tkPhotoImageType;
|
||
extern Tcl_HashTable tkPredefBitmapTable;
|
||
extern int tkSendSerial;
|
||
|
||
/*
|
||
* Internal procedures shared among Tk modules but not exported
|
||
* to the outside world:
|
||
*/
|
||
|
||
EXTERN char * TkAlignImageData _ANSI_ARGS_((XImage *image,
|
||
int alignment, int bitOrder));
|
||
EXTERN TkWindow * TkAllocWindow _ANSI_ARGS_((TkDisplay *dispPtr,
|
||
int screenNum, TkWindow *parentPtr));
|
||
EXTERN int TkAreaToPolygon _ANSI_ARGS_((double *polyPtr,
|
||
int numPoints, double *rectPtr));
|
||
EXTERN void TkBezierPoints _ANSI_ARGS_((double control[],
|
||
int numSteps, double *coordPtr));
|
||
EXTERN void TkBezierScreenPoints _ANSI_ARGS_((Tk_Canvas canvas,
|
||
double control[], int numSteps,
|
||
XPoint *xPointPtr));
|
||
EXTERN void TkBindDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkBindEventProc _ANSI_ARGS_((TkWindow *winPtr,
|
||
XEvent *eventPtr));
|
||
EXTERN void TkBindFree _ANSI_ARGS_((TkMainInfo *mainPtr));
|
||
EXTERN void TkBindInit _ANSI_ARGS_((TkMainInfo *mainPtr));
|
||
EXTERN void TkChangeEventWindow _ANSI_ARGS_((XEvent *eventPtr,
|
||
TkWindow *winPtr));
|
||
#ifndef TkClipBox
|
||
EXTERN void TkClipBox _ANSI_ARGS_((TkRegion rgn,
|
||
XRectangle* rect_return));
|
||
#endif
|
||
EXTERN int TkClipInit _ANSI_ARGS_((Tcl_Interp *interp,
|
||
TkDisplay *dispPtr));
|
||
EXTERN void TkComputeAnchor _ANSI_ARGS_((Tk_Anchor anchor,
|
||
Tk_Window tkwin, int padX, int padY,
|
||
int innerWidth, int innerHeight, int *xPtr,
|
||
int *yPtr));
|
||
EXTERN int TkCopyAndGlobalEval _ANSI_ARGS_((Tcl_Interp *interp,
|
||
char *script));
|
||
EXTERN unsigned long TkCreateBindingProcedure _ANSI_ARGS_((
|
||
Tcl_Interp *interp, Tk_BindingTable bindingTable,
|
||
ClientData object, char *eventString,
|
||
TkBindEvalProc *evalProc, TkBindFreeProc *freeProc,
|
||
ClientData clientData));
|
||
EXTERN Pixmap TkCreateBitmapFromData _ANSI_ARGS_((Display* display,
|
||
Drawable d, CONST char* data,
|
||
unsigned int width, unsigned int height));
|
||
EXTERN TkCursor * TkCreateCursorFromData _ANSI_ARGS_((Tk_Window tkwin,
|
||
char *source, char *mask, int width, int height,
|
||
int xHot, int yHot, XColor fg, XColor bg));
|
||
EXTERN int TkCreateFrame _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv,
|
||
int toplevel, char *appName));
|
||
EXTERN Tk_Window TkCreateMainWindow _ANSI_ARGS_((Tcl_Interp *interp,
|
||
char *screenName, char *baseName));
|
||
#ifndef TkCreateRegion
|
||
EXTERN TkRegion TkCreateRegion _ANSI_ARGS_((void));
|
||
#endif
|
||
EXTERN Time TkCurrentTime _ANSI_ARGS_((TkDisplay *dispPtr));
|
||
EXTERN int TkDeadAppCmd _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
EXTERN void TkDeleteAllImages _ANSI_ARGS_((TkMainInfo *mainPtr));
|
||
#ifndef TkDestroyRegion
|
||
EXTERN void TkDestroyRegion _ANSI_ARGS_((TkRegion rgn));
|
||
#endif
|
||
EXTERN void TkDoConfigureNotify _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkDrawInsetFocusHighlight _ANSI_ARGS_((
|
||
Tk_Window tkwin, GC gc, int width,
|
||
Drawable drawable, int padding));
|
||
EXTERN void TkEventCleanupProc _ANSI_ARGS_((
|
||
ClientData clientData, Tcl_Interp *interp));
|
||
EXTERN void TkEventDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkFillPolygon _ANSI_ARGS_((Tk_Canvas canvas,
|
||
double *coordPtr, int numPoints, Display *display,
|
||
Drawable drawable, GC gc, GC outlineGC));
|
||
EXTERN int TkFindStateNum _ANSI_ARGS_((Tcl_Interp *interp,
|
||
CONST char *option, CONST TkStateMap *mapPtr,
|
||
CONST char *strKey));
|
||
EXTERN char * TkFindStateString _ANSI_ARGS_((
|
||
CONST TkStateMap *mapPtr, int numKey));
|
||
EXTERN void TkFocusDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkFocusFilterEvent _ANSI_ARGS_((TkWindow *winPtr,
|
||
XEvent *eventPtr));
|
||
EXTERN TkWindow * TkFocusKeyEvent _ANSI_ARGS_((TkWindow *winPtr,
|
||
XEvent *eventPtr));
|
||
EXTERN void TkFontPkgInit _ANSI_ARGS_((TkMainInfo *mainPtr));
|
||
EXTERN void TkFontPkgFree _ANSI_ARGS_((TkMainInfo *mainPtr));
|
||
EXTERN void TkFreeBindingTags _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkFreeCursor _ANSI_ARGS_((TkCursor *cursorPtr));
|
||
EXTERN void TkFreeWindowId _ANSI_ARGS_((TkDisplay *dispPtr,
|
||
Window w));
|
||
EXTERN void TkGenerateActivateEvents _ANSI_ARGS_((
|
||
TkWindow *winPtr, int active));
|
||
EXTERN char * TkGetBitmapData _ANSI_ARGS_((Tcl_Interp *interp,
|
||
char *string, char *fileName, int *widthPtr,
|
||
int *heightPtr, int *hotXPtr, int *hotYPtr));
|
||
EXTERN void TkGetButtPoints _ANSI_ARGS_((double p1[], double p2[],
|
||
double width, int project, double m1[],
|
||
double m2[]));
|
||
EXTERN TkCursor * TkGetCursorByName _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin, Tk_Uid string));
|
||
EXTERN char * TkGetDefaultScreenName _ANSI_ARGS_((Tcl_Interp *interp,
|
||
char *screenName));
|
||
EXTERN TkDisplay * TkGetDisplay _ANSI_ARGS_((Display *display));
|
||
EXTERN int TkGetDisplayOf _ANSI_ARGS_((Tcl_Interp *interp,
|
||
int objc, Tcl_Obj *CONST objv[],
|
||
Tk_Window *tkwinPtr));
|
||
EXTERN TkWindow * TkGetFocusWin _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkGetInterpNames _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin));
|
||
EXTERN int TkGetMiterPoints _ANSI_ARGS_((double p1[], double p2[],
|
||
double p3[], double width, double m1[],
|
||
double m2[]));
|
||
#ifndef TkGetNativeProlog
|
||
EXTERN int TkGetNativeProlog _ANSI_ARGS_((Tcl_Interp *interp));
|
||
#endif
|
||
EXTERN void TkGetPointerCoords _ANSI_ARGS_((Tk_Window tkwin,
|
||
int *xPtr, int *yPtr));
|
||
EXTERN int TkGetProlog _ANSI_ARGS_((Tcl_Interp *interp));
|
||
EXTERN void TkGetServerInfo _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin));
|
||
EXTERN void TkGrabDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkGrabState _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN TkWindow * TkIDToWindow _ANSI_ARGS_((Window window,
|
||
TkDisplay *display));
|
||
EXTERN void TkIncludePoint _ANSI_ARGS_((Tk_Item *itemPtr,
|
||
double *pointPtr));
|
||
EXTERN void TkInitXId _ANSI_ARGS_((TkDisplay *dispPtr));
|
||
EXTERN void TkInOutEvents _ANSI_ARGS_((XEvent *eventPtr,
|
||
TkWindow *sourcePtr, TkWindow *destPtr,
|
||
int leaveType, int enterType,
|
||
Tcl_QueuePosition position));
|
||
EXTERN void TkInstallFrameMenu _ANSI_ARGS_((Tk_Window tkwin));
|
||
#ifndef TkIntersectRegion
|
||
EXTERN void TkIntersectRegion _ANSI_ARGS_((TkRegion sra,
|
||
TkRegion srcb, TkRegion dr_return));
|
||
#endif
|
||
EXTERN char * TkKeysymToString _ANSI_ARGS_((KeySym keysym));
|
||
EXTERN int TkLineToArea _ANSI_ARGS_((double end1Ptr[2],
|
||
double end2Ptr[2], double rectPtr[4]));
|
||
EXTERN double TkLineToPoint _ANSI_ARGS_((double end1Ptr[2],
|
||
double end2Ptr[2], double pointPtr[2]));
|
||
EXTERN int TkListAppend _ANSI_ARGS_((void **headPtrPtr,
|
||
void *itemPtr, size_t size));
|
||
EXTERN int TkListDelete _ANSI_ARGS_((void **headPtrPtr,
|
||
void *itemPtr, size_t size));
|
||
EXTERN void * TkListFind _ANSI_ARGS_((void *headPtr, void *itemPtr,
|
||
size_t size));
|
||
EXTERN int TkMakeBezierCurve _ANSI_ARGS_((Tk_Canvas canvas,
|
||
double *pointPtr, int numPoints, int numSteps,
|
||
XPoint xPoints[], double dblPoints[]));
|
||
EXTERN void TkMakeBezierPostscript _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Canvas canvas, double *pointPtr,
|
||
int numPoints));
|
||
EXTERN void TkOptionClassChanged _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkOptionDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkOvalToArea _ANSI_ARGS_((double *ovalPtr,
|
||
double *rectPtr));
|
||
EXTERN double TkOvalToPoint _ANSI_ARGS_((double ovalPtr[4],
|
||
double width, int filled, double pointPtr[2]));
|
||
EXTERN int TkpChangeFocus _ANSI_ARGS_((TkWindow *winPtr,
|
||
int force));
|
||
EXTERN void TkpCloseDisplay _ANSI_ARGS_((TkDisplay *dispPtr));
|
||
EXTERN void TkpClaimFocus _ANSI_ARGS_((TkWindow *topLevelPtr,
|
||
int force));
|
||
#ifndef TkpCmapStressed
|
||
EXTERN int TkpCmapStressed _ANSI_ARGS_((Tk_Window tkwin,
|
||
Colormap colormap));
|
||
#endif
|
||
#ifndef TkpCreateNativeBitmap
|
||
EXTERN Pixmap TkpCreateNativeBitmap _ANSI_ARGS_((Display *display,
|
||
char * source));
|
||
#endif
|
||
#ifndef TkpDefineNativeBitmaps
|
||
EXTERN void TkpDefineNativeBitmaps _ANSI_ARGS_((void));
|
||
#endif
|
||
EXTERN void TkpDisplayWarning _ANSI_ARGS_((char *msg,
|
||
char *title));
|
||
EXTERN void TkpGetAppName _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tcl_DString *name));
|
||
EXTERN unsigned long TkpGetMS _ANSI_ARGS_((void));
|
||
#ifndef TkpGetNativeAppBitmap
|
||
EXTERN Pixmap TkpGetNativeAppBitmap _ANSI_ARGS_((Display *display,
|
||
char *name, int *width, int *height));
|
||
#endif
|
||
EXTERN TkWindow * TkpGetOtherWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN TkWindow * TkpGetWrapperWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkpInit _ANSI_ARGS_((Tcl_Interp *interp));
|
||
EXTERN void TkpInitializeMenuBindings _ANSI_ARGS_((
|
||
Tcl_Interp *interp, Tk_BindingTable bindingTable));
|
||
EXTERN void TkpMakeContainer _ANSI_ARGS_((Tk_Window tkwin));
|
||
EXTERN void TkpMakeMenuWindow _ANSI_ARGS_((Tk_Window tkwin,
|
||
int transient));
|
||
EXTERN Window TkpMakeWindow _ANSI_ARGS_((TkWindow *winPtr,
|
||
Window parent));
|
||
EXTERN void TkpMenuNotifyToplevelCreate _ANSI_ARGS_((
|
||
Tcl_Interp *, char *menuName));
|
||
EXTERN TkDisplay * TkpOpenDisplay _ANSI_ARGS_((char *display_name));
|
||
EXTERN void TkPointerDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkPointerEvent _ANSI_ARGS_((XEvent *eventPtr,
|
||
TkWindow *winPtr));
|
||
EXTERN int TkPolygonToArea _ANSI_ARGS_((double *polyPtr,
|
||
int numPoints, double *rectPtr));
|
||
EXTERN double TkPolygonToPoint _ANSI_ARGS_((double *polyPtr,
|
||
int numPoints, double *pointPtr));
|
||
EXTERN int TkPositionInTree _ANSI_ARGS_((TkWindow *winPtr,
|
||
TkWindow *treePtr));
|
||
#ifndef TkpPrintWindowId
|
||
EXTERN void TkpPrintWindowId _ANSI_ARGS_((char *buf,
|
||
Window window));
|
||
#endif
|
||
EXTERN void TkpRedirectKeyEvent _ANSI_ARGS_((TkWindow *winPtr,
|
||
XEvent *eventPtr));
|
||
#ifndef TkpScanWindowId
|
||
EXTERN int TkpScanWindowId _ANSI_ARGS_((Tcl_Interp *interp,
|
||
char *string, int *idPtr));
|
||
#endif
|
||
EXTERN void TkpSetCapture _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkpSetCursor _ANSI_ARGS_((TkpCursor cursor));
|
||
EXTERN void TkpSetMainMenubar _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin, char *menuName));
|
||
#ifndef TkpSync
|
||
EXTERN void TkpSync _ANSI_ARGS_((Display *display));
|
||
#endif
|
||
EXTERN int TkpTestembedCmd _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
EXTERN int TkpUseWindow _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin, char *string));
|
||
#ifndef TkPutImage
|
||
EXTERN void TkPutImage _ANSI_ARGS_((unsigned long *colors,
|
||
int ncolors, Display* display, Drawable d,
|
||
GC gc, XImage* image, int src_x, int src_y,
|
||
int dest_x, int dest_y, unsigned int width,
|
||
unsigned int height));
|
||
#endif
|
||
EXTERN int TkpWindowWasRecentlyDeleted _ANSI_ARGS_((Window win,
|
||
TkDisplay *dispPtr));
|
||
EXTERN void TkpWmSetState _ANSI_ARGS_((TkWindow *winPtr,
|
||
int state));
|
||
EXTERN void TkQueueEventForAllChildren _ANSI_ARGS_((
|
||
TkWindow *winPtr, XEvent *eventPtr));
|
||
EXTERN int TkReadBitmapFile _ANSI_ARGS_((Display* display,
|
||
Drawable d, CONST char* filename,
|
||
unsigned int* width_return,
|
||
unsigned int* height_return,
|
||
Pixmap* bitmap_return,
|
||
int* x_hot_return, int* y_hot_return));
|
||
#ifndef TkRectInRegion
|
||
EXTERN int TkRectInRegion _ANSI_ARGS_((TkRegion rgn,
|
||
int x, int y, unsigned int width,
|
||
unsigned int height));
|
||
#endif
|
||
EXTERN int TkScrollWindow _ANSI_ARGS_((Tk_Window tkwin, GC gc,
|
||
int x, int y, int width, int height, int dx,
|
||
int dy, TkRegion damageRgn));
|
||
EXTERN void TkSelDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkSelEventProc _ANSI_ARGS_((Tk_Window tkwin,
|
||
XEvent *eventPtr));
|
||
EXTERN void TkSelInit _ANSI_ARGS_((Tk_Window tkwin));
|
||
EXTERN void TkSelPropProc _ANSI_ARGS_((XEvent *eventPtr));
|
||
EXTERN void TkSetClassProcs _ANSI_ARGS_((Tk_Window tkwin,
|
||
TkClassProcs *procs, ClientData instanceData));
|
||
#ifndef TkSetPixmapColormap
|
||
EXTERN void TkSetPixmapColormap _ANSI_ARGS_((Pixmap pixmap,
|
||
Colormap colormap));
|
||
#endif
|
||
#ifndef TkSetRegion
|
||
EXTERN void TkSetRegion _ANSI_ARGS_((Display* display, GC gc,
|
||
TkRegion rgn));
|
||
#endif
|
||
EXTERN void TkSetWindowMenuBar _ANSI_ARGS_((Tcl_Interp *interp,
|
||
Tk_Window tkwin, char *oldMenuName,
|
||
char *menuName));
|
||
EXTERN KeySym TkStringToKeysym _ANSI_ARGS_((char *name));
|
||
EXTERN int TkThickPolyLineToArea _ANSI_ARGS_((double *coordPtr,
|
||
int numPoints, double width, int capStyle,
|
||
int joinStyle, double *rectPtr));
|
||
#ifndef TkUnionRectWithRegion
|
||
EXTERN void TkUnionRectWithRegion _ANSI_ARGS_((XRectangle* rect,
|
||
TkRegion src, TkRegion dr_return));
|
||
#endif
|
||
EXTERN void TkWmAddToColormapWindows _ANSI_ARGS_((
|
||
TkWindow *winPtr));
|
||
EXTERN void TkWmDeadWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN TkWindow * TkWmFocusToplevel _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkWmMapWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkWmNewWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkWmProtocolEventProc _ANSI_ARGS_((TkWindow *winPtr,
|
||
XEvent *evenvPtr));
|
||
EXTERN void TkWmRemoveFromColormapWindows _ANSI_ARGS_((
|
||
TkWindow *winPtr));
|
||
EXTERN void TkWmRestackToplevel _ANSI_ARGS_((TkWindow *winPtr,
|
||
int aboveBelow, TkWindow *otherPtr));
|
||
EXTERN void TkWmSetClass _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN void TkWmUnmapWindow _ANSI_ARGS_((TkWindow *winPtr));
|
||
EXTERN int TkXFileProc _ANSI_ARGS_((ClientData clientData,
|
||
int mask, int flags));
|
||
|
||
/*
|
||
* Unsupported commands.
|
||
*/
|
||
EXTERN int TkUnsupported1Cmd _ANSI_ARGS_((ClientData clientData,
|
||
Tcl_Interp *interp, int argc, char **argv));
|
||
|
||
# undef TCL_STORAGE_CLASS
|
||
# define TCL_STORAGE_CLASS DLLIMPORT
|
||
|
||
#endif /* _TKINT */
|