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Diffstat (limited to 'generic/tkScale.h')
| -rw-r--r-- | generic/tkScale.h | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/generic/tkScale.h b/generic/tkScale.h deleted file mode 100644 index 7200fb2..0000000 --- a/generic/tkScale.h +++ /dev/null @@ -1,233 +0,0 @@ -/* - * tkScale.h -- - * - * Declarations of types and functions used to implement - * the scale widget. - * - * Copyright (c) 1996 by Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * RCS: @(#) $Id: tkScale.h,v 1.4 1998/09/14 18:23:17 stanton Exp $ - */ - -#ifndef _TKSCALE -#define _TKSCALE - -#ifndef _TK -#include "tk.h" -#endif - -#ifdef BUILD_tk -# undef TCL_STORAGE_CLASS -# define TCL_STORAGE_CLASS DLLEXPORT -#endif - -/* - * A data structure of the following type is kept for each scale - * widget managed by this file: - */ - -typedef struct TkScale { - Tk_Window tkwin; /* Window that embodies the scale. 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 scale. */ - Tcl_Command widgetCmd; /* Token for scale's widget command. */ - Tk_Uid orientUid; /* Orientation for window ("vertical" or - * "horizontal"). */ - int vertical; /* Non-zero means vertical orientation, - * zero means horizontal. */ - int width; /* Desired narrow dimension of scale, - * in pixels. */ - int length; /* Desired long dimension of scale, - * in pixels. */ - double value; /* Current value of scale. */ - char *varName; /* Name of variable (malloc'ed) or NULL. - * If non-NULL, scale's value tracks - * the contents of this variable and - * vice versa. */ - double fromValue; /* Value corresponding to left or top of - * scale. */ - double toValue; /* Value corresponding to right or bottom - * of scale. */ - double tickInterval; /* Distance between tick marks; 0 means - * don't display any tick marks. */ - double resolution; /* If > 0, all values are rounded to an - * even multiple of this value. */ - int digits; /* Number of significant digits to print - * in values. 0 means we get to choose the - * number based on resolution and/or the - * range of the scale. */ - char format[10]; /* Sprintf conversion specifier computed from - * digits and other information. */ - double bigIncrement; /* Amount to use for large increments to - * scale value. (0 means we pick a value). */ - char *command; /* Command prefix to use when invoking Tcl - * commands because the scale value changed. - * NULL means don't invoke commands. - * Malloc'ed. */ - int repeatDelay; /* How long to wait before auto-repeating - * on scrolling actions (in ms). */ - int repeatInterval; /* Interval between autorepeats (in ms). */ - char *label; /* Label to display above or to right of - * scale; NULL means don't display a - * label. Malloc'ed. */ - int labelLength; /* Number of non-NULL chars. in label. */ - Tk_Uid state; /* Normal or disabled. Value cannot be - * changed when scale is disabled. */ - - /* - * Information used when displaying widget: - */ - - int borderWidth; /* Width of 3-D border around window. */ - Tk_3DBorder bgBorder; /* Used for drawing slider and other - * background areas. */ - Tk_3DBorder activeBorder; /* For drawing the slider when active. */ - int sliderRelief; /* Is slider to be drawn raised, sunken, etc. */ - XColor *troughColorPtr; /* Color for drawing trough. */ - GC troughGC; /* For drawing trough. */ - GC copyGC; /* Used for copying from pixmap onto screen. */ - Tk_Font tkfont; /* Information about text font, or NULL. */ - XColor *textColorPtr; /* Color for drawing text. */ - GC textGC; /* GC for drawing text in normal mode. */ - int relief; /* Indicates whether window as a whole is - * raised, sunken, or flat. */ - int highlightWidth; /* Width in pixels of highlight to draw - * around widget when it has the focus. - * <= 0 means don't draw a highlight. */ - XColor *highlightBgColorPtr; - /* Color for drawing traversal highlight - * area when highlight is off. */ - XColor *highlightColorPtr; /* Color for drawing traversal highlight. */ - int inset; /* Total width of all borders, including - * traversal highlight and 3-D border. - * Indicates how much interior stuff must - * be offset from outside edges to leave - * room for borders. */ - int sliderLength; /* Length of slider, measured in pixels along - * long dimension of scale. */ - int showValue; /* Non-zero means to display the scale value - * below or to the left of the slider; zero - * means don't display the value. */ - - /* - * Layout information for horizontal scales, assuming that window - * gets the size it requested: - */ - - int horizLabelY; /* Y-coord at which to draw label. */ - int horizValueY; /* Y-coord at which to draw value text. */ - int horizTroughY; /* Y-coord of top of slider trough. */ - int horizTickY; /* Y-coord at which to draw tick text. */ - /* - * Layout information for vertical scales, assuming that window - * gets the size it requested: - */ - - int vertTickRightX; /* X-location of right side of tick-marks. */ - int vertValueRightX; /* X-location of right side of value string. */ - int vertTroughX; /* X-location of scale's slider trough. */ - int vertLabelX; /* X-location of origin of label. */ - - /* - * Miscellaneous information: - */ - - Tk_Cursor cursor; /* Current cursor for window, or None. */ - 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 flags; /* Various flags; see below for - * definitions. */ -} TkScale; - -/* - * Flag bits for scales: - * - * REDRAW_SLIDER - 1 means slider (and numerical readout) need - * to be redrawn. - * REDRAW_OTHER - 1 means other stuff besides slider and value - * need to be redrawn. - * REDRAW_ALL - 1 means the entire widget needs to be redrawn. - * ACTIVE - 1 means the widget is active (the mouse is - * in its window). - * INVOKE_COMMAND - 1 means the scale's command needs to be - * invoked during the next redisplay (the - * value of the scale has changed since the - * last time the command was invoked). - * SETTING_VAR - 1 means that the associated variable is - * being set by us, so there's no need for - * ScaleVarProc to do anything. - * NEVER_SET - 1 means that the scale's value has never - * been set before (so must invoke -command and - * set associated variable even if the value - * doesn't appear to have changed). - * GOT_FOCUS - 1 means that the focus is currently in - * this widget. - */ - -#define REDRAW_SLIDER 1 -#define REDRAW_OTHER 2 -#define REDRAW_ALL 3 -#define ACTIVE 4 -#define INVOKE_COMMAND 0x10 -#define SETTING_VAR 0x20 -#define NEVER_SET 0x40 -#define GOT_FOCUS 0x80 - -/* - * Symbolic values for the active parts of a slider. These are - * the values that may be returned by the ScaleElement procedure. - */ - -#define OTHER 0 -#define TROUGH1 1 -#define SLIDER 2 -#define TROUGH2 3 - -/* - * Space to leave between scale area and text, and between text and - * edge of window. - */ - -#define SPACING 2 - -/* - * How many characters of space to provide when formatting the - * scale's value: - */ - -#define PRINT_CHARS 150 - -/* - * Declaration of procedures used in the implementation of the scrollbar - * widget. - */ - -EXTERN void TkEventuallyRedrawScale _ANSI_ARGS_((TkScale *scalePtr, - int what)); -EXTERN double TkRoundToResolution _ANSI_ARGS_((TkScale *scalePtr, - double value)); -EXTERN TkScale * TkpCreateScale _ANSI_ARGS_((Tk_Window tkwin)); -EXTERN void TkpDestroyScale _ANSI_ARGS_((TkScale *scalePtr)); -EXTERN void TkpDisplayScale _ANSI_ARGS_((ClientData clientData)); -EXTERN double TkpPixelToValue _ANSI_ARGS_((TkScale *scalePtr, - int x, int y)); -EXTERN int TkpScaleElement _ANSI_ARGS_((TkScale *scalePtr, - int x, int y)); -EXTERN void TkpSetScaleValue _ANSI_ARGS_((TkScale *scalePtr, - double value, int setVar, int invokeCommand)); -EXTERN int TkpValueToPixel _ANSI_ARGS_((TkScale *scalePtr, - double value)); - -# undef TCL_STORAGE_CLASS -# define TCL_STORAGE_CLASS DLLIMPORT - -#endif /* _TKSCALE */ |