diff options
Diffstat (limited to 'Master/tlpkg/tlperl/site/lib/Tk/pTk/tkButton.h')
| -rw-r--r-- | Master/tlpkg/tlperl/site/lib/Tk/pTk/tkButton.h | 320 |
1 files changed, 320 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/site/lib/Tk/pTk/tkButton.h b/Master/tlpkg/tlperl/site/lib/Tk/pTk/tkButton.h new file mode 100644 index 00000000000..73ae06a1ef5 --- /dev/null +++ b/Master/tlpkg/tlperl/site/lib/Tk/pTk/tkButton.h @@ -0,0 +1,320 @@ +/*
+ * tkButton.h --
+ *
+ * Declarations of types and functions used to implement
+ * button-like widgets.
+ *
+ * Copyright (c) 1996-1998 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: tkButton.h,v 1.9.2.1 2003/04/26 02:53:46 hobbs Exp $
+ */
+
+#ifndef _TKBUTTON
+#define _TKBUTTON
+
+#ifndef _TKINT
+#include "tkInt.h"
+#endif
+
+#ifdef BUILD_tk
+# undef TCL_STORAGE_CLASS
+# define TCL_STORAGE_CLASS DLLEXPORT
+#endif
+
+/*
+ * Legal values for the "compound" field of TkButton records.
+ */
+
+enum compound {
+ COMPOUND_BOTTOM, COMPOUND_CENTER, COMPOUND_LEFT, COMPOUND_NONE,
+ COMPOUND_RIGHT, COMPOUND_TOP
+};
+
+/*
+ * Legal values for the "state" field of TkButton records.
+ */
+
+enum state {
+ STATE_ACTIVE, STATE_DISABLED, STATE_NORMAL
+};
+
+/*
+ * Legal values for the "defaultState" field of TkButton records.
+ */
+
+enum defaultState {
+ DEFAULT_ACTIVE, DEFAULT_DISABLED, DEFAULT_NORMAL
+};
+
+/*
+ * A data structure of the following type is kept for each
+ * widget managed by this file:
+ */
+
+typedef struct {
+ Tk_Window tkwin; /* Window that embodies the button. NULL
+ * means that the window has been destroyed. */
+ Display *display; /* Display containing widget. Needed to
+ * free up resources after tkwin is gone. */
+ Tcl_Interp *interp; /* Interpreter associated with button. */
+ Tcl_Command widgetCmd; /* Token for button's widget command. */
+ int type; /* Type of widget, such as TYPE_LABEL:
+ * restricts operations that may be performed
+ * on widget. See below for legal values. */
+ Tk_OptionTable optionTable; /* Table that defines configuration options
+ * available for this widget. */
+
+ /*
+ * Information about what's in the button.
+ */
+
+ Tcl_Obj *textPtr; /* Value of -text option: specifies text to
+ * display in button. */
+ int underline; /* Value of -underline option: specifies
+ * index of character to underline. < 0 means
+ * don't underline anything. */
+ Tcl_Obj *textVarNamePtr; /* Value of -textvariable option: specifies
+ * name of variable or NULL. If non-NULL,
+ * button displays the contents of this
+ * variable. */
+ Pixmap bitmap; /* Value of -bitmap option. If not None,
+ * specifies bitmap to display and text and
+ * textVar are ignored. */
+ Tcl_Obj *imagePtr; /* Value of -image option: specifies image
+ * to display in window, or NULL if none.
+ * If non-NULL, bitmap, text, and textVarName
+ * are ignored.*/
+ Tk_Image image; /* Derived from imagePtr by calling
+ * Tk_GetImage, or NULL if imagePtr is NULL. */
+ Tcl_Obj *selectImagePtr; /* Value of -selectimage option: specifies
+ * image to display in window when selected,
+ * or NULL if none. Ignored if imagePtr is
+ * NULL. */
+ Tk_Image selectImage; /* Derived from selectImagePtr by calling
+ * Tk_GetImage, or NULL if selectImagePtr
+ * is NULL. */
+
+ /*
+ * Information used when displaying widget:
+ */
+
+ enum state state; /* Value of -state option: specifies
+ * state of button for display purposes.*/
+ Tk_3DBorder normalBorder; /* Value of -background option: specifies
+ * color for background (and border) when
+ * window isn't active. */
+ Tk_3DBorder activeBorder; /* Value of -activebackground option:
+ * this is the color used to draw 3-D border
+ * and background when widget is active. */
+ Tcl_Obj *borderWidthPtr; /* Value of -borderWidth option: specifies
+ * width of border in pixels. */
+ int borderWidth; /* Integer value corresponding to
+ * borderWidthPtr. Always >= 0. */
+ int relief; /* Value of -relief option: specifies 3-d
+ * effect for border, such as
+ * TK_RELIEF_RAISED. */
+ int overRelief; /* Value of -overrelief option: specifies a 3-d
+ * effect for the border, such as
+ * TK_RELIEF_RAISED, to be used when the mouse
+ * is over the button. */
+ int offRelief; /* Value of -offrelief option: specifies a 3-d
+ * effect for the border, such as
+ * TK_RELIEF_RAISED, to be used when a
+ * checkbutton or radiobutton without
+ * indicator is off */
+ Tcl_Obj *highlightWidthPtr; /* Value of -highlightthickness option:
+ * specifies width in pixels of highlight to
+ * draw around widget when it has the focus.
+ * <= 0 means don't draw a highlight. */
+ int highlightWidth; /* Integer value corresponding to
+ * highlightWidthPtr. Always >= 0. */
+ Tk_3DBorder highlightBorder;/* Value of -highlightbackground option:
+ * specifies background with which to draw 3-D
+ * default ring and focus highlight area when
+ * highlight is off. */
+ XColor *highlightColorPtr; /* Value of -highlightcolor option:
+ * specifies 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. */
+ Tk_Font tkfont; /* Value of -font option: specifies font
+ * to use for display text. */
+ XColor *normalFg; /* Value of -font option: specifies foreground
+ * color in normal mode. */
+ XColor *activeFg; /* Value of -activeforeground option:
+ * foreground color in active mode. NULL
+ * means use -foreground instead. */
+ XColor *disabledFg; /* Value of -disabledforeground option:
+ * foreground color when disabled. NULL
+ * means use normalFg with a 50% stipple
+ * instead. */
+ GC normalTextGC; /* GC for drawing text in normal mode. Also
+ * used to copy from off-screen pixmap onto
+ * screen. */
+ GC activeTextGC; /* GC for drawing text in active mode (NULL
+ * means use normalTextGC). */
+ GC disabledGC; /* Used to produce disabled effect for text
+ * and check/radio marks. */
+ GC stippleGC; /* Used to produce disabled stipple effect
+ * for images when disabled. */
+ Pixmap gray; /* Pixmap for displaying disabled text if
+ * disabledFg is NULL. */
+ GC copyGC; /* Used for copying information from an
+ * off-screen pixmap to the screen. */
+ Tcl_Obj *widthPtr; /* Value of -width option. */
+ int width; /* Integer value corresponding to widthPtr. */
+ Tcl_Obj *heightPtr; /* Value of -height option. */
+ int height; /* Integer value corresponding to heightPtr. */
+ Tcl_Obj *wrapLengthPtr; /* Value of -wraplength option: specifies
+ * line length (in pixels) at which to wrap
+ * onto next line. <= 0 means don't wrap
+ * except at newlines. */
+ int wrapLength; /* Integer value corresponding to
+ * wrapLengthPtr. */
+ Tcl_Obj *padXPtr; /* Value of -padx option: specifies how many
+ * pixels of extra space to leave on left and
+ * right of text. Ignored for bitmaps and
+ * images. */
+ int padX; /* Integer value corresponding to padXPtr. */
+ Tcl_Obj *padYPtr; /* Value of -padx option: specifies how many
+ * pixels of extra space to leave above and
+ * below text. Ignored for bitmaps and
+ * images. */
+ int padY; /* Integer value corresponding to padYPtr. */
+ Tk_Anchor anchor; /* Value of -anchor option: specifies where
+ * text/bitmap should be displayed inside
+ * button region. */
+ Tk_Justify justify; /* Value of -justify option: specifies how
+ * to align lines of multi-line text. */
+ int indicatorOn; /* Value of -indicatoron option: 1 means
+ * draw indicator in checkbuttons and
+ * radiobuttons, 0 means don't draw it. */
+ Tk_3DBorder selectBorder; /* Value of -selectcolor option: specifies
+ * color for drawing indicator background, or
+ * perhaps widget background, when selected. */
+ int textWidth; /* Width needed to display text as requested,
+ * in pixels. */
+ int textHeight; /* Height needed to display text as requested,
+ * in pixels. */
+ Tk_TextLayout textLayout; /* Saved text layout information. */
+ int indicatorSpace; /* Horizontal space (in pixels) allocated for
+ * display of indicator. */
+ int indicatorDiameter; /* Diameter of indicator, in pixels. */
+ enum defaultState defaultState;
+ /* Value of -default option, such as
+ * DEFAULT_NORMAL: specifies state
+ * of default ring for buttons (normal,
+ * active, or disabled). NULL for other
+ * classes. */
+
+ /*
+ * For check and radio buttons, the fields below are used
+ * to manage the variable indicating the button's state.
+ */
+
+ Tcl_Obj *selVarNamePtr; /* Value of -variable option: specifies name
+ * of variable used to control selected
+ * state of button. */
+ Tcl_Obj *onValuePtr; /* Value of -offvalue option: specifies value
+ * to store in variable when this button is
+ * selected. */
+ Tcl_Obj *offValuePtr; /* Value of -offvalue option: specifies value
+ * to store in variable when this button
+ * isn't selected. Used only by
+ * checkbuttons. */
+
+ /*
+ * Miscellaneous information:
+ */
+
+ Tk_Cursor cursor; /* Value of -cursor option: if not None,
+ * specifies current cursor for window. */
+ Tcl_Obj *takeFocusPtr; /* Value of -takefocus option; not used in
+ * the C code, but used by keyboard traversal
+ * scripts. */
+ Tcl_Obj *commandPtr; /* Value of -command option: specifies script
+ * to execute when button is invoked. If
+ * widget is label or has no command, this
+ * is NULL. */
+ int compound; /* Value of -compound option; specifies whether
+ * the button should show both an image and
+ * text, and, if so, how. */
+ int repeatDelay; /* Value of -repeatdelay option; specifies
+ * the number of ms after which the button will
+ * start to auto-repeat its command. */
+ int repeatInterval; /* Value of -repeatinterval option; specifies
+ * the number of ms between auto-repeat
+ * invocataions of the button command. */
+ int flags; /* Various flags; see below for
+ * definitions. */
+} TkButton;
+
+/*
+ * Possible "type" values for buttons. These are the kinds of
+ * widgets supported by this file. The ordering of the type
+ * numbers is significant: greater means more features and is
+ * used in the code.
+ */
+
+#define TYPE_LABEL 0
+#define TYPE_BUTTON 1
+#define TYPE_CHECK_BUTTON 2
+#define TYPE_RADIO_BUTTON 3
+
+/*
+ * Flag bits for buttons:
+ *
+ * REDRAW_PENDING: Non-zero means a DoWhenIdle handler
+ * has already been queued to redraw
+ * this window.
+ * SELECTED: Non-zero means this button is selected,
+ * so special highlight should be drawn.
+ * GOT_FOCUS: Non-zero means this button currently
+ * has the input focus.
+ * BUTTON_DELETED: Non-zero needs that this button has been
+ * deleted, or is in the process of being
+ * deleted.
+ */
+
+#define REDRAW_PENDING (1 << 0)
+#define SELECTED (1 << 1)
+#define GOT_FOCUS (1 << 2)
+#define BUTTON_DELETED (1 << 3)
+/*
+ * Declaration of variables shared between the files in the button module.
+ */
+
+extern Tk_ClassProcs tkpButtonProcs;
+
+/*
+ * Declaration of procedures used in the implementation of the button
+ * widget.
+ */
+
+#ifndef TkpButtonSetDefaults
+EXTERN void TkpButtonSetDefaults _ANSI_ARGS_((
+ Tk_OptionSpec *specPtr));
+#endif
+EXTERN void TkButtonWorldChanged _ANSI_ARGS_((
+ ClientData instanceData));
+EXTERN void TkpComputeButtonGeometry _ANSI_ARGS_((
+ TkButton *butPtr));
+EXTERN TkButton * TkpCreateButton _ANSI_ARGS_((Tk_Window tkwin));
+#ifndef TkpDestroyButton
+EXTERN void TkpDestroyButton _ANSI_ARGS_((TkButton *butPtr));
+#endif
+#ifndef TkpDisplayButton
+EXTERN void TkpDisplayButton _ANSI_ARGS_((ClientData clientData));
+#endif
+EXTERN int TkInvokeButton _ANSI_ARGS_((TkButton *butPtr));
+
+# undef TCL_STORAGE_CLASS
+# define TCL_STORAGE_CLASS DLLIMPORT
+
+#endif /* _TKBUTTON */
|