tkInt.h
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- /*
- * 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.
- *
- * RCS: $Id: tkInt.h,v 1.56.2.9 2006/09/06 22:01:25 hobbs Exp $
- */
- #ifndef _TKINT
- #define _TKINT
- #ifndef _TK
- #include "tk.h"
- #endif
- #ifndef _TCL
- #include "tcl.h"
- #endif
- #ifndef _TKPORT
- #include "tkPort.h"
- #endif
- /*
- * Ensure WORDS_BIGENDIAN is defined correcly:
- * Needs to happen here in addition to configure to work with fat compiles on
- * Darwin (where configure runs only once for multiple architectures).
- */
- #ifdef HAVE_SYS_TYPES_H
- # include <sys/types.h>
- #endif
- #ifdef HAVE_SYS_PARAM_H
- # include <sys/param.h>
- #endif
- #ifdef BYTE_ORDER
- # ifdef BIG_ENDIAN
- # if BYTE_ORDER == BIG_ENDIAN
- # undef WORDS_BIGENDIAN
- # define WORDS_BIGENDIAN
- # endif
- # endif
- # ifdef LITTLE_ENDIAN
- # if BYTE_ORDER == LITTLE_ENDIAN
- # undef WORDS_BIGENDIAN
- # endif
- # endif
- #endif
- /*
- * Used to tag functions that are only to be visible within the module being
- * built and not outside it (where this is supported by the linker).
- */
- #ifndef MODULE_SCOPE
- # ifdef __cplusplus
- # define MODULE_SCOPE extern "C"
- # else
- # define MODULE_SCOPE extern
- # endif
- #endif
- /*
- * Opaque type declarations:
- */
- typedef struct TkColormap TkColormap;
- typedef struct TkGrabEvent TkGrabEvent;
- 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));
- /*
- * 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. */
- Display *display; /* Display containing cursor. Needed for
- * disposal and retrieval of cursors. */
- int resourceRefCount; /* Number of active uses of this cursor (each
- * active use corresponds to a call to
- * Tk_AllocPreserveFromObj or Tk_Preserve).
- * If this count is 0, then this structure
- * is no longer valid and it isn't present
- * in a hash table: it is being kept around
- * only because there are objects referring
- * to it. The structure is freed when
- * resourceRefCount and objRefCount are
- * both 0. */
- int objRefCount; /* Number of Tcl objects that reference
- * this structure.. */
- 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). */
- Tcl_HashEntry *idHashPtr; /* Entry in idTable for this structure
- * (needed when deleting). */
- struct TkCursor *nextPtr; /* Points to the next TkCursor structure with
- * the same name. Cursors with the same
- * name but different displays are chained
- * together off a single hash table entry. */
- } TkCursor;
- /*
- * This defines whether we should try to use XIM over-the-spot style
- * input. Allow users to override it. It is a much more elegant use
- * of XIM, but uses a bit more memory.
- */
- #ifndef TK_XIM_SPOT
- # define TK_XIM_SPOT 1
- #endif
- /*
- * The following structure is kept one-per-TkDisplay to maintain information
- * about the caret (cursor location) on this display. This is used to
- * dictate global focus location (Windows Accessibility guidelines) and to
- * position the IME or XIM over-the-spot window.
- */
- typedef struct TkCaret {
- struct TkWindow *winPtr; /* the window on which we requested caret
- * placement */
- int x; /* relative x coord of the caret */
- int y; /* relative y coord of the caret */
- int height; /* specified height of the window */
- } TkCaret;
- /*
- * One of the following structures is maintained for each display
- * containing a window managed by Tk. In part, the structure is
- * used to store thread-specific data, since each thread will have
- * its own TkDisplay structure.
- */
- 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 tk3d.c:
- */
- int borderInit; /* 0 means borderTable needs initializing. */
- Tcl_HashTable borderTable; /* Maps from color name to TkBorder
- * structure. */
- /*
- * 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 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 tkBitmap.c only:
- */
-
- int bitmapInit; /* 0 means tables above need initializing. */
- int bitmapAutoNumber; /* Used to number bitmaps. */
- Tcl_HashTable bitmapNameTable;
- /* Maps from name of bitmap to the first
- * TkBitmap record for that name. */
- Tcl_HashTable bitmapIdTable;/* Maps from bitmap id to the TkBitmap
- * structure for the bitmap. */
- Tcl_HashTable bitmapDataTable;
- /* Used by Tk_GetBitmapFromData to map from
- * a collection of in-core data about a
- * bitmap to a reference giving an auto-
- * matically-generated name for the bitmap. */
- /*
- * Information used by tkCanvas.c only:
- */
- int numIdSearches;
- int numSlowSearches;
- /*
- * Used by tkColor.c only:
- */
- int colorInit; /* 0 means color module needs initializing. */
- TkStressedCmap *stressPtr; /* First in list of colormaps that have
- * filled up, so we have to pick an
- * approximate color. */
- Tcl_HashTable colorNameTable;
- /* Maps from color name to TkColor structure
- * for that color. */
- Tcl_HashTable colorValueTable;
- /* Maps from integer RGB values to TkColor
- * structures. */
- /*
- * Used by tkCursor.c only:
- */
- int cursorInit; /* 0 means cursor module need initializing. */
- Tcl_HashTable cursorNameTable;
- /* Maps from a string name to a cursor to the
- * TkCursor record for the cursor. */
- Tcl_HashTable cursorDataTable;
- /* Maps from a collection of in-core data
- * about a cursor to a TkCursor structure. */
- Tcl_HashTable cursorIdTable;
- /* Maps from a cursor id to the TkCursor
- * structure for the cursor. */
- char cursorString[20]; /* Used to store a cursor id string. */
- Font cursorFont; /* Font to use for standard cursors.
- * None means font not loaded yet. */
- /*
- * 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. */
- /*
- * 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. */
- /*
- * Information used by tkFocus.c only:
- */
- int focusDebug; /* 1 means collect focus debugging
- * statistics. */
- 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. */
- /*
- * Information used by tkGC.c only:
- */
-
- Tcl_HashTable gcValueTable; /* Maps from a GC's values to a TkGC structure
- * describing a GC with those values. */
- Tcl_HashTable gcIdTable; /* Maps from a GC to a TkGC. */
- int gcInit; /* 0 means the tables below need
- * initializing. */
- /*
- * Information used by tkGeometry.c only:
- */
- Tcl_HashTable maintainHashTable;
- /* Hash table that maps from a master's
- * Tk_Window token to a list of slaves
- * managed by that master. */
- int geomInit;
- /*
- * Information used by tkGet.c only:
- */
-
- Tcl_HashTable uidTable; /* Stores all Tk_Uid used in a thread. */
- int uidInit; /* 0 means uidTable needs initializing. */
- /*
- * 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 tkGrid.c only:
- */
- int gridInit; /* 0 means table below needs initializing. */
- Tcl_HashTable gridHashTable;/* Maps from Tk_Window tokens to
- * corresponding Grid structures. */
- /*
- * Information used by tkImage.c only:
- */
- int imageId; /* Value used to number image ids. */
- /*
- * Information used by tkMacWinMenu.c only:
- */
- int postCommandGeneration;
- /*
- * Information used by tkOption.c only.
- */
- /*
- * Information used by tkPack.c only.
- */
- int packInit; /* 0 means table below needs initializing. */
- Tcl_HashTable packerHashTable;
- /* Maps from Tk_Window tokens to
- * corresponding Packer structures. */
-
- /*
- * Information used by tkPlace.c only.
- */
- int placeInit; /* 0 means tables below need initializing. */
- Tcl_HashTable masterTable; /* Maps from Tk_Window toke to the Master
- * structure for the window, if it exists. */
- Tcl_HashTable slaveTable; /* Maps from Tk_Window toke to the Slave
- * structure for the window, if it exists. */
- /*
- * 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. */
- Atom utf8Atom; /* Atom for UTF8_STRING. */
- 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 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 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. */
- Tcl_TimerToken idCleanupScheduled;
- /* If set, it means a call to WindowIdCleanup
- * has already been scheduled, 0 means it
- * hasn't. */
- /*
- * Information used by tkUnixWm.c and tkWinWm.c only:
- */
- struct TkWmInfo *firstWmPtr; /* Points to first top-level window. */
- struct TkWmInfo *foregroundWmPtr;
- /* Points to the foreground window. */
- /*
- * 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. */
- /*
- * Miscellaneous information:
- */
- #ifdef TK_USE_INPUT_METHODS
- XIM inputMethod; /* Input method for this display */
- #if TK_XIM_SPOT
- XFontSet inputXfs; /* XFontSet cached for over-the-spot XIM. */
- #endif
- #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.
- */
- /*
- * The following field were all added for Tk8.3
- */
- int mouseButtonState; /* current mouse button state for this
- * display */
- Window mouseButtonWindow; /* Window the button state was set in,
- * added in Tk 8.4. */
- Window warpWindow;
- int warpX;
- int warpY;
- /*
- * The following field(s) were all added for Tk8.4
- */
- unsigned int flags; /* Various flag values: these are all
- * defined in below. */
- TkCaret caret; /* information about the caret for this
- * display. This is not a pointer. */
- int iconDataSize; /* size of default iconphoto image data */
- unsigned char *iconDataPtr; /* default iconphoto image data, if set */
- } TkDisplay;
- /*
- * Flag values for TkDisplay flags.
- * TK_DISPLAY_COLLAPSE_MOTION_EVENTS: (default on)
- * Indicates that we should collapse motion events on this display
- * TK_DISPLAY_USE_IM: (default on, set via tk.tcl)
- * Whether to use input methods for this display
- * TK_DISPLAY_XIM_SPOT: (default off)
- * Indicates that we should use over-the-spot XIM on this display
- * TK_DISPLAY_WM_TRACING: (default off)
- * Whether we should do wm tracing on this display.
- * TK_DISPLAY_IN_WARP: (default off)
- * Indicates that we are in a pointer warp
- */
- #define TK_DISPLAY_COLLAPSE_MOTION_EVENTS (1 << 0)
- #define TK_DISPLAY_USE_IM (1 << 1)
- #define TK_DISPLAY_XIM_SPOT (1 << 2)
- #define TK_DISPLAY_WM_TRACING (1 << 3)
- #define TK_DISPLAY_IN_WARP (1 << 4)
- /*
- * 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 TkCreateMainWindow). 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. */
- long deletionEpoch; /* Incremented by window deletions */
- 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
- * application basis. */
- struct TkFontInfo *fontInfoPtr;
- /* Information used by tkFont.c on a per
- * application basis. */
- /*
- * 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. */
- int alwaysShowSelection; /* This is linked to the
- * ::tk::AlwaysShowSelection 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 {
- CONST 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; /* XIM input context. */
- #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 internalBorderLeft; /* Width of internal border of window
- * (0 means no internal border). Geometry
- * managers should not normally place children
- * on top of the border.
- * Fields for the other three sides are found
- * below. */
- /*
- * 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.
- */
- Tk_ClassProcs *classProcsPtr;
- ClientData instanceData;
- /*
- * Platform specific information private to each port.
- */
- struct TkWindowPrivate *privatePtr;
- /*
- * More information used by tkGeometry.c for geometry management.
- */
- /* The remaining fields of internal border. */
- int internalBorderRight;
- int internalBorderTop;
- int internalBorderBottom;
-
- int minReqWidth; /* Minimum requested width. */
- int minReqHeight; /* Minimum requested height. */
- } 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)
- /*
- * The following special modifier mask bits are defined, to indicate
- * logical modifiers such as Meta and Alt that may float among the
- * actual modifier bits.
- */
- #define META_MASK (AnyModifier<<1)
- #define ALT_MASK (AnyModifier<<2)
- /*
- * Object types not declared in tkObj.c need to be mentioned here so
- * they can be properly registered with Tcl:
- */
- extern Tcl_ObjType tkBorderObjType;
- extern Tcl_ObjType tkBitmapObjType;
- extern Tcl_ObjType tkColorObjType;
- extern Tcl_ObjType tkCursorObjType;
- extern Tcl_ObjType tkFontObjType;
- extern Tcl_ObjType tkOptionObjType;
- extern Tcl_ObjType tkStateKeyObjType;
- /*
- * Miscellaneous variables shared among Tk modules but not exported
- * to the outside world:
- */
- extern Tk_SmoothMethod tkBezierSmoothMethod;
- extern Tk_ImageType tkBitmapImageType;
- extern Tk_PhotoImageFormat tkImgFmtGIF;
- extern void (*tkHandleEventProc) _ANSI_ARGS_((
- XEvent* eventPtr));
- extern Tk_PhotoImageFormat tkImgFmtPPM;
- extern TkMainInfo *tkMainWindowList;
- extern Tk_ImageType tkPhotoImageType;
- extern Tcl_HashTable tkPredefBitmapTable;
- extern int tkSendSerial;
- #include "tkIntDecls.h"
- #ifdef BUILD_tk
- # undef TCL_STORAGE_CLASS
- # define TCL_STORAGE_CLASS DLLEXPORT
- #endif
- /*
- * Internal procedures shared among Tk modules but not exported
- * to the outside world:
- */
- EXTERN int Tk_BellObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_BindObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_BindtagsObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ButtonObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_CanvasObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_CheckbuttonObjCmd _ANSI_ARGS_((
- ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ClipboardObjCmd _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- int objc, Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ChooseColorObjCmd _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- int objc, Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ChooseDirectoryObjCmd _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- int objc, Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ChooseFontObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_DestroyObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_EntryObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_EventObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_FileeventCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, char **argv));
- EXTERN int Tk_FrameObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_FocusObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_FontObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_GetOpenFileObjCmd _ANSI_ARGS_((
- ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_GetSaveFileObjCmd _ANSI_ARGS_((
- ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_GrabObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_GridObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ImageObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_LabelObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_LabelframeObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ListboxObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_LowerObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_MenubuttonObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_MessageBoxObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_MessageObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_PanedWindowObjCmd _ANSI_ARGS_((
- ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_OptionObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_PackObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_PlaceObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_RadiobuttonObjCmd _ANSI_ARGS_((
- ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_RaiseObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ScaleObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ScrollbarCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, CONST char **argv));
- EXTERN int Tk_SelectionObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_SendCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, CONST char **argv));
- EXTERN int Tk_SendObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_SpinboxObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_TextCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, CONST char **argv));
- EXTERN int Tk_TkObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_TkwaitObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_ToplevelObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_UpdateObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_WinfoObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN int Tk_WmObjCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int objc,
- Tcl_Obj *CONST objv[]));
- EXTERN void TkEventInit _ANSI_ARGS_((void));
- EXTERN void TkRegisterObjTypes _ANSI_ARGS_((void));
- EXTERN int TkCreateMenuCmd _ANSI_ARGS_((Tcl_Interp *interp));
- EXTERN int TkDeadAppCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, CONST char **argv));
- EXTERN int TkpTestembedCmd _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, int argc, CONST char **argv));
- EXTERN int TkCanvasGetCoordObj _ANSI_ARGS_((Tcl_Interp *interp,
- Tk_Canvas canvas, Tcl_Obj *obj,
- double *doublePtr));
- EXTERN int TkCanvasDashParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value, char *widgRec,
- int offset));
- EXTERN char * TkCanvasDashPrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkGetDoublePixels _ANSI_ARGS_((Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *string,
- double *doublePtr));
- EXTERN int TkOffsetParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value, char *widgRec,
- int offset));
- EXTERN char * TkOffsetPrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkOrientParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value,
- char *widgRec, int offset));
- EXTERN char * TkOrientPrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkPixelParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value, char *widgRec,
- int offset));
- EXTERN char * TkPixelPrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkPostscriptImage _ANSI_ARGS_((Tcl_Interp *interp,
- Tk_Window tkwin, Tk_PostscriptInfo psInfo,
- XImage *ximage, int x, int y, int width,
- int height));
- EXTERN int TkSmoothParseProc _ANSI_ARGS_((ClientData clientData,
- Tcl_Interp *interp, Tk_Window tkwin,
- CONST char *value, char *recordPtr, int offset));
- EXTERN char * TkSmoothPrintProc _ANSI_ARGS_((ClientData clientData,
- Tk_Window tkwin, char *recordPtr, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkStateParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value,
- char *widgRec, int offset));
- EXTERN char * TkStatePrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN int TkTileParseProc _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- Tk_Window tkwin, CONST char *value, char *widgRec,
- int offset));
- EXTERN char * TkTilePrintProc _ANSI_ARGS_((
- ClientData clientData, Tk_Window tkwin,
- char *widgRec, int offset,
- Tcl_FreeProc **freeProcPtr));
- EXTERN void TkCreateExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
- ClientData clientData));
- EXTERN void TkDeleteExitHandler _ANSI_ARGS_((Tcl_ExitProc *proc,
- ClientData clientData));
- EXTERN Tcl_ExitProc TkFinalize;
- EXTERN void TkPrintPadAmount _ANSI_ARGS_((Tcl_Interp *interp,
- char *buffer, int pad1, int pad2));
- EXTERN int TkParsePadAmount _ANSI_ARGS_((Tcl_Interp *interp,
- Tk_Window tkwin, Tcl_Obj *objPtr,
- int *pad1Ptr, int *pad2Ptr));
- EXTERN int TkpAlwaysShowSelection _ANSI_ARGS_((Tk_Window tkwin));
- /*
- * Unsupported commands.
- */
- EXTERN int TkUnsupported1ObjCmd _ANSI_ARGS_((
- ClientData clientData, Tcl_Interp *interp,
- int objc, Tcl_Obj *CONST objv[]));
- # undef TCL_STORAGE_CLASS
- # define TCL_STORAGE_CLASS DLLIMPORT
- #endif /* _TKINT */