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Diffstat (limited to 'tk8.6/generic/tkEntry.h')
| -rw-r--r-- | tk8.6/generic/tkEntry.h | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/tk8.6/generic/tkEntry.h b/tk8.6/generic/tkEntry.h deleted file mode 100644 index 52535c8..0000000 --- a/tk8.6/generic/tkEntry.h +++ /dev/null @@ -1,298 +0,0 @@ -/* - * tkEntry.h -- - * - * This module defined the structures for the Entry & SpinBox widgets. - * - * See the file "license.terms" for information on usage and redistribution of - * this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * Copyright (c) 2002 Apple Inc. - */ - -#ifndef _TKENTRY -#define _TKENTRY - -#ifndef _TKINT -#include "tkInt.h" -#endif - -enum EntryType { - TK_ENTRY, TK_SPINBOX -}; - -/* - * A data structure of the following type is kept for each Entry widget - * managed by this file: - */ - -typedef struct { - Tk_Window tkwin; /* Window that embodies the entry. NULL means - * that the window has been destroyed but the - * data structures haven't yet been cleaned - * up.*/ - Display *display; /* Display containing widget. Used, among - * other things, so that resources can be - * freed even after tkwin has gone away. */ - Tcl_Interp *interp; /* Interpreter associated with entry. */ - Tcl_Command widgetCmd; /* Token for entry's widget command. */ - Tk_OptionTable optionTable; /* Table that defines configuration options - * available for this widget. */ - enum EntryType type; /* Specialized type of Entry widget */ - - /* - * Fields that are set by widget commands other than "configure". - */ - - const char *string; /* Pointer to storage for string; - * NULL-terminated; malloc-ed. */ - int insertPos; /* Character index before which next typed - * character will be inserted. */ - - /* - * Information about what's selected, if any. - */ - - int selectFirst; /* Character index of first selected character - * (-1 means nothing selected. */ - int selectLast; /* Character index just after last selected - * character (-1 means nothing selected. */ - int selectAnchor; /* Fixed end of selection (i.e. "select to" - * operation will use this as one end of the - * selection). */ - - /* - * Information for scanning: - */ - - int scanMarkX; /* X-position at which scan started (e.g. - * button was pressed here). */ - int scanMarkIndex; /* Character index of character that was at - * left of window when scan started. */ - - /* - * Configuration settings that are updated by Tk_ConfigureWidget. - */ - - Tk_3DBorder normalBorder; /* Used for drawing border around whole - * window, plus used for background. */ - Tk_3DBorder disabledBorder; /* Used for drawing border around whole window - * in disabled state, plus used for - * background. */ - Tk_3DBorder readonlyBorder; /* Used for drawing border around whole window - * in readonly state, plus used for - * background. */ - int borderWidth; /* Width of 3-D border around window. */ - Tk_Cursor cursor; /* Current cursor for window, or None. */ - int exportSelection; /* Non-zero means tie internal entry selection - * to X selection. */ - Tk_Font tkfont; /* Information about text font, or NULL. */ - XColor *fgColorPtr; /* Text color in normal mode. */ - XColor *dfgColorPtr; /* Text color in disabled mode. */ - XColor *highlightBgColorPtr;/* Color for drawing traversal highlight area - * when highlight is off. */ - XColor *highlightColorPtr; /* Color for drawing traversal highlight. */ - int highlightWidth; /* Width in pixels of highlight to draw around - * widget when it has the focus. <= 0 means - * don't draw a highlight. */ - Tk_3DBorder insertBorder; /* Used to draw vertical bar for insertion - * cursor. */ - int insertBorderWidth; /* Width of 3-D border around insert cursor. */ - int insertOffTime; /* Number of milliseconds cursor should spend - * in "off" state for each blink. */ - int insertOnTime; /* Number of milliseconds cursor should spend - * in "on" state for each blink. */ - int insertWidth; /* Total width of insert cursor. */ - Tk_Justify justify; /* Justification to use for text within - * window. */ - int relief; /* 3-D effect: TK_RELIEF_RAISED, etc. */ - Tk_3DBorder selBorder; /* Border and background for selected - * characters. */ - int selBorderWidth; /* Width of border around selection. */ - XColor *selFgColorPtr; /* Foreground color for selected text. */ - int state; /* Normal or disabled. Entry is read-only when - * disabled. */ - char *textVarName; /* Name of variable (malloc'ed) or NULL. If - * non-NULL, entry's string tracks the - * contents of this variable and vice - * versa. */ - char *takeFocus; /* Value of -takefocus option; not used in the - * C code, but used by keyboard traversal - * scripts. Malloc'ed, but may be NULL. */ - int prefWidth; /* Desired width of window, measured in - * average characters. */ - char *scrollCmd; /* Command prefix for communicating with - * scrollbar(s). Malloc'ed. NULL means no - * command to issue. */ - char *showChar; /* Value of -show option. If non-NULL, first - * character is used for displaying all - * characters in entry. Malloc'ed. This is - * only used by the Entry widget. */ - - /* - * Fields whose values are derived from the current values of the - * configuration settings above. - */ - - const char *displayString; /* String to use when displaying. This may be - * a pointer to string, or a pointer to - * malloced memory with the same character - * length as string but whose characters are - * all equal to showChar. */ - int numBytes; /* Length of string in bytes. */ - int numChars; /* Length of string in characters. Both string - * and displayString have the same character - * length, but may have different byte lengths - * due to being made from different UTF-8 - * characters. */ - int numDisplayBytes; /* Length of displayString in bytes. */ - int inset; /* Number of pixels on the left and right - * sides that are taken up by XPAD, - * borderWidth (if any), and highlightWidth - * (if any). */ - Tk_TextLayout textLayout; /* Cached text layout information. */ - int layoutX, layoutY; /* Origin for layout. */ - int leftX; /* X position at which character at leftIndex - * is drawn (varies depending on justify). */ - int leftIndex; /* Character index of left-most character - * visible in window. */ - Tcl_TimerToken insertBlinkHandler; - /* Timer handler used to blink cursor on and - * off. */ - GC textGC; /* For drawing normal text. */ - GC selTextGC; /* For drawing selected text. */ - GC highlightGC; /* For drawing traversal highlight. */ - int avgWidth; /* Width of average character. */ - int xWidth; /* Extra width to reserve for widget. Used by - * spinboxes for button space. */ - int flags; /* Miscellaneous flags; see below for - * definitions. */ - - int validate; /* Non-zero means try to validate */ - char *validateCmd; /* Command prefix to use when invoking - * validate command. NULL means don't invoke - * commands. Malloc'ed. */ - char *invalidCmd; /* Command called when a validation returns 0 - * (successfully fails), defaults to {}. */ -} Entry; - -/* - * A data structure of the following type is kept for each spinbox widget - * managed by this file: - */ - -typedef struct { - Entry entry; /* A pointer to the generic entry structure. - * This must be the first element of the - * Spinbox. */ - - /* - * Spinbox specific configuration settings. - */ - - Tk_3DBorder activeBorder; /* Used for drawing border around active - * buttons. */ - Tk_3DBorder buttonBorder; /* Used for drawing border around buttons. */ - Tk_Cursor bCursor; /* cursor for buttons, or None. */ - int bdRelief; /* 3-D effect: TK_RELIEF_RAISED, etc. */ - int buRelief; /* 3-D effect: TK_RELIEF_RAISED, etc. */ - char *command; /* Command to invoke for spin buttons. NULL - * means no command to issue. */ - - /* - * Spinbox specific fields for use with configuration settings above. - */ - - int wrap; /* whether to wrap around when spinning */ - - int selElement; /* currently selected control */ - int curElement; /* currently mouseover control */ - - int repeatDelay; /* repeat delay */ - int repeatInterval; /* repeat interval */ - - double fromValue; /* Value corresponding to left/top of dial */ - double toValue; /* Value corresponding to right/bottom of - * dial */ - double increment; /* If > 0, all values are rounded to an even - * multiple of this value. */ - char *formatBuf; /* string into which to format value. - * Malloc'ed. */ - char *reqFormat; /* Sprintf conversion specifier used for the - * value that the users requests. Malloc'ed */ - char *valueFormat; /* Sprintf conversion specifier used for the - * value. */ - char digitFormat[10]; /* Sprintf conversion specifier computed from - * digits and other information; used for the - * value. */ - - char *valueStr; /* Values List. Malloc'ed. */ - Tcl_Obj *listObj; /* Pointer to the list object being used */ - int eIndex; /* Holds the current index into elements */ - int nElements; /* Holds the current count of elements */ -} Spinbox; - -/* - * Assigned bits of "flags" fields of Entry structures, and what those bits - * mean: - * - * REDRAW_PENDING: Non-zero means a DoWhenIdle handler has - * already been queued to redisplay the entry. - * BORDER_NEEDED: Non-zero means 3-D border must be redrawn - * around window during redisplay. Normally only - * text portion needs to be redrawn. - * CURSOR_ON: Non-zero means insert cursor is displayed at - * present. 0 means it isn't displayed. - * GOT_FOCUS: Non-zero means this window has the input - * focus. - * UPDATE_SCROLLBAR: Non-zero means scrollbar should be updated - * during next redisplay operation. - * GOT_SELECTION: Non-zero means we've claimed the selection. - * ENTRY_DELETED: This entry has been effectively destroyed. - * VALIDATING: Non-zero means we are in a validateCmd - * VALIDATE_VAR: Non-zero means we are attempting to validate - * the entry's textvariable with validateCmd - * VALIDATE_ABORT: Non-zero if validatecommand signals an abort - * for current procedure and make no changes - * ENTRY_VAR_TRACED: Non-zero if a var trace is set. - */ - -#define REDRAW_PENDING 1 -#define BORDER_NEEDED 2 -#define CURSOR_ON 4 -#define GOT_FOCUS 8 -#define UPDATE_SCROLLBAR 0x10 -#define GOT_SELECTION 0x20 -#define ENTRY_DELETED 0x40 -#define VALIDATING 0x80 -#define VALIDATE_VAR 0x100 -#define VALIDATE_ABORT 0x200 -#define ENTRY_VAR_TRACED 0x400 - -/* - * The following enum is used to define a type for the -state option of the - * Entry widget. These values are used as indices into the string table below. - */ - -enum state { - STATE_DISABLED, STATE_NORMAL, STATE_READONLY -}; - -/* - * This is the element index corresponding to the strings in selElementNames. - * If you modify them, you must modify the numbers here. - */ - -enum selelement { - SEL_NONE, SEL_BUTTONDOWN, SEL_BUTTONUP, SEL_NULL, SEL_ENTRY -}; - -/* - * Declaration of functions used in the implementation of the native side of - * the Entry widget. - */ - -MODULE_SCOPE int TkpDrawEntryBorderAndFocus(Entry *entryPtr, - Drawable d, int isSpinbox); -MODULE_SCOPE int TkpDrawSpinboxButtons(Spinbox *sbPtr, Drawable d); - -#endif /* _TKENTRY */ |