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Diffstat (limited to 'tk8.6/generic/tkButton.h')
-rw-r--r-- | tk8.6/generic/tkButton.h | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/tk8.6/generic/tkButton.h b/tk8.6/generic/tkButton.h deleted file mode 100644 index 7ed464f..0000000 --- a/tk8.6/generic/tkButton.h +++ /dev/null @@ -1,322 +0,0 @@ -/* - * 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. - */ - -#ifndef _TKBUTTON -#define _TKBUTTON - -#ifndef _TKINT -#include "tkInt.h" -#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. */ - Tcl_Obj *tristateImagePtr; /* Value of -tristateimage option: specifies - * image to display in window when selected, - * or NULL if none. Ignored if imagePtr is - * NULL. */ - Tk_Image tristateImage; /* Derived from tristateImagePtr by calling - * Tk_GetImage, or NULL if tristateImagePtr 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. */ - Tcl_Obj *tristateValuePtr; /* Value of -tristatevalue option: specifies - * value to display Tristate or Multivalue - * mode when variable matches this value. - * Used by check- buttons. */ - - /* - * 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) -#define TRISTATED (1 << 4) - -/* - * Declaration of button class functions structure - * and button/label defaults, for use in optionSpecs. - */ - -MODULE_SCOPE const Tk_ClassProcs tkpButtonProcs; -MODULE_SCOPE char tkDefButtonHighlightWidth[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefButtonPadx[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefButtonPady[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefButtonBorderWidth[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefLabelHighlightWidth[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefLabelPadx[TCL_INTEGER_SPACE]; -MODULE_SCOPE char tkDefLabelPady[TCL_INTEGER_SPACE]; - -/* - * Declaration of functions used in the implementation of the button widget. - */ - -#ifndef TkpButtonSetDefaults -MODULE_SCOPE void TkpButtonSetDefaults(); -#endif -MODULE_SCOPE void TkButtonWorldChanged(ClientData instanceData); -MODULE_SCOPE void TkpComputeButtonGeometry(TkButton *butPtr); -MODULE_SCOPE TkButton *TkpCreateButton(Tk_Window tkwin); -#ifndef TkpDestroyButton -MODULE_SCOPE void TkpDestroyButton(TkButton *butPtr); -#endif -#ifndef TkpDisplayButton -MODULE_SCOPE void TkpDisplayButton(ClientData clientData); -#endif -MODULE_SCOPE int TkInvokeButton(TkButton *butPtr); - -#endif /* _TKBUTTON */ |