450 lines
14 KiB
C
450 lines
14 KiB
C
/*
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* Widget.h
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*
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* Definitions for the Widget library
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*/
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#ifndef _widget_h
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#define _widget_h
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#include "lib/framework/frame.h"
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#include "widgbase.h"
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/***********************************************************************************
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*
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* Widget style definitions - these control how the basic widget appears on screen
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*/
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#define WIDG_HIDDEN 0x8000 // The widget is initially hidden
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/************ Form styles ****************/
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/* Plain form */
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#define WFORM_PLAIN 0
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/* Tabbed form */
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#define WFORM_TABBED 1
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/* Invisible (i.e. see through) form -
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* can be used in conjunction with WFORM_PLAIN or WFORM_TABBED.
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*/
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#define WFORM_INVISIBLE 2
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/* Clickable form - return form id when the form is clicked */
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#define WFORM_CLICKABLE 4
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/* Disable movement on a clickable form. */
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#define WFORM_NOCLICKMOVE 8
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/* Control whether the primary or secondary buttons work on a clickable form */
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#define WFORM_NOPRIMARY 0x10 // Primary works by default - this turns it off
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#define WFORM_SECONDARY 0x20
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/************ Label styles ***************/
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#define WLAB_PLAIN 0 // Plain text only label
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#define WLAB_ALIGNLEFT 1 // Align the text at the left of the box
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#define WLAB_ALIGNCENTRE 2 // Center the text
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#define WLAB_ALIGNRIGHT 4 // Align the text at the right of the box
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/************ Button styles **************/
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#define WBUT_PLAIN 0 // Plain button (text with a box around it)
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/* Disable movement on a button */
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#define WBUT_NOCLICKMOVE 8
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/* Control whether the primary or secondary buttons work on a button */
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#define WBUT_NOPRIMARY 0x10 // Primary works by default - this turns it off
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#define WBUT_SECONDARY 0x20
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#define WBUT_TXTCENTRE 64 // text only buttons. centre the text?
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/*********** Edit Box styles *************/
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#define WEDB_PLAIN 0 // Plain edit box (text with a box around it)
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#define WEDB_DISABLED 1 // Disabled. Displayed but never gets focus.
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/*********** Bar Graph styles ************/
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#define WBAR_PLAIN 0 // Plain bar graph
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#define WBAR_TROUGH 1 // Bar graph with a trough showing empty percentage
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#define WBAR_DOUBLE 2 // Double bar graph, one on top of other
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/*********** Slider styles ***************/
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#define WSLD_PLAIN 0 // Plain slider
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/***********************************************************************************/
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/* Generic widget colour */
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typedef struct _w_colourdef
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{
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UBYTE red;
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UBYTE green;
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UBYTE blue;
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UBYTE alpha;
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} W_COLOURDEF;
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/* Basic initialisation entries common to all widgets */
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#define WINIT_BASE \
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UDWORD formID; /* ID number of form to put widget on */ \
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/* ID == 0 specifies the default form for the screen */ \
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UWORD majorID,minorID; /* Which major and minor tab to put the widget */ \
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/* on for a tabbed form */ \
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UDWORD id; /* Unique id number (chosen by user) */ \
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UDWORD style; /* widget style */ \
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SWORD x,y; /* screen location */ \
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UWORD width,height; /* widget size */\
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WIDGET_DISPLAY pDisplay; /* Optional display function */\
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WIDGET_CALLBACK pCallback; /* Optional callback function */\
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void *pUserData; /* Optional user data pointer */\
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UDWORD UserData /* User data (if any) */
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/* The basic initialisation structure */
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typedef struct _w_init
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{
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WINIT_BASE;
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} W_INIT;
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/* Flags for controlling where the tabs appear on a form -
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* used in the majorPos and minorPos entries of the W_FORMINIT struct
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*/
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#define WFORM_TABNONE 0 // No tab
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#define WFORM_TABTOP 1
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#define WFORM_TABLEFT 2
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#define WFORM_TABRIGHT 3
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#define WFORM_TABBOTTOM 4
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/* Upper limits for major and minor tabs on a tab form.
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* Not the best way to do it I know, but it keeps the memory
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* management MUCH simpler.
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*/
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#define WFORM_MAXMAJOR 9 //15 // Maximum number of major tabs on a tab form
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#define WFORM_MAXMINOR 5 //15 // Maximum number of minor tabs off a major
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#define TAB_MINOR 0 // Tab types passed into tab display callbacks.
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#define TAB_MAJOR 1
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typedef void (*TAB_DISPLAY)(WIDGET *psWidget,UDWORD TabType,UDWORD Position,UDWORD Number,BOOL Selected,BOOL Hilight,UDWORD x,UDWORD y,UDWORD Width,UDWORD Height);
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typedef void (*FONT_DISPLAY)(UDWORD x,UDWORD y,char *String);
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/* Form initialisation structure */
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typedef struct _w_forminit
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{
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/* The basic init entries */
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WINIT_BASE;
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/* Data for a tabbed form */
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BOOL disableChildren; \
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UWORD majorPos, minorPos; // Position of the tabs on the form
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UWORD majorSize, minorSize; // Size of the tabs (in pixels)
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SWORD majorOffset, minorOffset; // Tab start offset.
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SWORD tabVertOffset; // Tab form overlap offset.
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SWORD tabHorzOffset; // Tab form overlap offset.
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UWORD tabMajorThickness; // The thickness of the tabs
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UWORD tabMinorThickness; // The thickness of the tabs
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UWORD tabMajorGap; // The space between tabs
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UWORD tabMinorGap; // The space between tabs
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UWORD numMajor; // Number of major tabs
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UWORD aNumMinors[WFORM_MAXMAJOR]; // Number of minor tabs for each major
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char *pTip; // Tool tip for the form itself
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char *apMajorTips[WFORM_MAXMAJOR]; // Tool tips for the major tabs
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char *apMinorTips[WFORM_MAXMAJOR][WFORM_MAXMINOR];
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// Tool tips for the minor tabs
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TAB_DISPLAY pTabDisplay; // Optional callback for displaying a tab.
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WIDGET_DISPLAY pFormDisplay; // Optional callback to display the form.
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} W_FORMINIT;
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/* Label initialisation structure */
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typedef struct _w_labinit
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{
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/* The basic init entries */
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WINIT_BASE;
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char *pText; // label text
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char *pTip; // Tool tip for the label.
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// PROP_FONT *psFont; // label font
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int FontID; // ID of the IVIS font to use for this widget.
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} W_LABINIT;
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/* Button initialisation structure */
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typedef struct _w_butinit
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{
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/* The basic init entries */
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WINIT_BASE;
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char *pText; // button text
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char *pTip; // Tool tip text
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// PROP_FONT *psFont; // button font
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int FontID; // ID of the IVIS font to use for this widget.
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} W_BUTINIT;
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/* Edit box initialisation structure */
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typedef struct _w_edbinit
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{
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/* The basic init entries */
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WINIT_BASE;
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char *pText; // initial contents of the edit box
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// PROP_FONT *psFont; // edit box font
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int FontID; // ID of the IVIS font to use for this widget.
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WIDGET_DISPLAY pBoxDisplay; // Optional callback to display the form.
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FONT_DISPLAY pFontDisplay; // Optional callback to display a string.
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} W_EDBINIT;
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/* Orientation flags for the bar graph */
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#define WBAR_LEFT 0x0001 // Bar graph fills from left to right
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#define WBAR_RIGHT 0x0002 // Bar graph fills from right to left
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#define WBAR_TOP 0x0003 // Bar graph fills from top to bottom
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#define WBAR_BOTTOM 0x0004 // Bar graph fills from bottom to top
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/* Bar Graph initialisation structure */
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typedef struct _w_barinit
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{
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/* The basic init entries */
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WINIT_BASE;
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UWORD orientation; // Orientation of the bar on the widget
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UWORD size; // Initial percentage of the graph that is filled
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UWORD minorSize; // Percentage of second bar graph if there is one
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UWORD iRange; // Maximum range
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W_COLOURDEF sCol; // Bar colour
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W_COLOURDEF sMinorCol; // Minor bar colour
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char *pTip; // Tool tip text
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} W_BARINIT;
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/* Orientation of the slider */
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#define WSLD_LEFT 0x0001 // Slider is horizontal and starts at left
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#define WSLD_RIGHT 0x0002 // Slider is horizontal and starts at the right
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#define WSLD_TOP 0x0003 // Slider is vertical and starts at the top
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#define WSLD_BOTTOM 0x0004 // Slider is vertical and starts at the bottom
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/* Slider initialisation structure */
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typedef struct _w_sldinit
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{
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/* The basic init entries */
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WINIT_BASE;
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UWORD orientation; // Orientation of the slider
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UWORD numStops; // Number of stops on the slider
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UWORD barSize; // Size of the bar
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UWORD pos; // Initial position of the slider bar
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char *pTip; // Tip string
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} W_SLDINIT;
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/***********************************************************************************/
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/* The maximum lenth of strings for the widget system */
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#define WIDG_MAXSTR 80
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/* The maximum value for bar graph size */
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#define WBAR_SCALE 100
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/* Structure to specify the heap sizes for the widget library */
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typedef struct _w_heapinit
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{
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UDWORD barInit, barExt; // bar graph heap
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UDWORD butInit, butExt; // button heap
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UDWORD edbInit, edbExt; // edit box heap
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UDWORD formInit, formExt; // form heap
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UDWORD cFormInit, cFormExt; // clicable form heap
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UDWORD tFormInit, tFormExt; // tab form heap
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UDWORD labInit, labExt; // label heap
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UDWORD sldInit, sldExt; // slider heap
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} W_HEAPINIT;
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/* Initialise the widget module */
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extern BOOL widgInitialise(W_HEAPINIT *psInit);
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/* Reset the widget module */
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extern void widgReset(void);
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/* Shut down the widget module */
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extern void widgShutDown(void);
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/* Create an empty widget screen */
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extern BOOL widgCreateScreen(W_SCREEN **ppsScreen);
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/* Release a screen and all its associated data */
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extern void widgReleaseScreen(W_SCREEN *psScreen);
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/* Set the tool tip font for a screen */
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extern void widgSetTipFont(W_SCREEN *psScreen, int FontID);
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/* Add a form to the widget screen */
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extern BOOL widgAddForm(W_SCREEN *psScreen, W_FORMINIT *psInit);
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/* Add a label to the widget screen */
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extern BOOL widgAddLabel(W_SCREEN *psScreen, W_LABINIT *psInit);
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/* Add a button to a form */
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extern BOOL widgAddButton(W_SCREEN *psScreen, W_BUTINIT *psInit);
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/* Add an edit box to a form */
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extern BOOL widgAddEditBox(W_SCREEN *psScreen, W_EDBINIT *psInit);
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/* Add a bar graph to a form */
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extern BOOL widgAddBarGraph(W_SCREEN *psScreen, W_BARINIT *psInit);
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/* Add a slider to a form */
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extern BOOL widgAddSlider(W_SCREEN *psScreen, W_SLDINIT *psInit);
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/* Delete a widget from the screen */
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extern void widgDelete(W_SCREEN *psScreen, UDWORD id);
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/* Hide a widget */
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extern void widgHide(W_SCREEN *psScreen, UDWORD id);
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/* Reveal a widget */
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extern void widgReveal(W_SCREEN *psScreen, UDWORD id);
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/* Return a pointer to a buffer containing the current string of a widget if any.
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* This will always return a valid string pointer.
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* NOTE: The string must be copied out of the buffer
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*/
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extern char *widgGetString(W_SCREEN *psScreen, UDWORD id);
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/* Set the text in a widget */
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extern void widgSetString(W_SCREEN *psScreen, UDWORD id, char *pText);
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/* Set the current tabs for a tab form */
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extern void widgSetTabs(W_SCREEN *psScreen, UDWORD id, UWORD major, UWORD minor);
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/* Get the current tabs for a tab form */
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extern void widgGetTabs(W_SCREEN *psScreen, UDWORD id, UWORD *pMajor, UWORD *pMinor);
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/* Get the current position of a widget */
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extern void widgGetPos(W_SCREEN *psScreen, UDWORD id, SWORD *pX, SWORD *pY);
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/* Get the current position of a slider bar */
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extern UDWORD widgGetSliderPos(W_SCREEN *psScreen, UDWORD id);
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/* Set the current position of a slider bar */
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extern void widgSetSliderPos(W_SCREEN *psScreen, UDWORD id, UWORD pos);
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/* Set the current size of a bar graph */
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extern void widgSetBarSize(W_SCREEN *psScreen, UDWORD id, UDWORD size);
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/* Set the current size of a minor bar on a double graph */
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extern void widgSetMinorBarSize(W_SCREEN *psScreen, UDWORD id, UDWORD size);
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/* Return the ID of the widget the mouse was over this frame */
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extern UDWORD widgGetMouseOver(W_SCREEN *psScreen);
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/* Return the user data for a widget */
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extern void *widgGetUserData(W_SCREEN *psScreen, UDWORD id);
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/* Set the user data for a widget */
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extern void widgSetUserData(W_SCREEN *psScreen, UDWORD id,void *UserData);
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/* Return the user data for a widget */
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UDWORD widgGetUserData2(W_SCREEN *psScreen, UDWORD id);
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/* Set the user data for a widget */
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void widgSetUserData2(W_SCREEN *psScreen, UDWORD id,UDWORD UserData);
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/* Return the user data for the returned widget */
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extern void *widgGetLastUserData(W_SCREEN *psScreen);
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/* Get widget structure */
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extern WIDGET *widgGetFromID(W_SCREEN *psScreen, UDWORD id);
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/* Set tip string for a widget */
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extern void widgSetTip( W_SCREEN *psScreen, UDWORD id, char *pTip );
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/* Colour numbers */
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enum _w_colour
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{
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WCOL_BKGRND, // Background colours
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WCOL_TEXT, // Text colour
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WCOL_LIGHT, // Light colour for 3D effects
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WCOL_DARK, // Dark colour for 3D effects
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WCOL_HILITE, // Hilite colour
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WCOL_CURSOR, // Edit Box cursor colour
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WCOL_TIPBKGRND, // Background for the tool tip window
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WCOL_DISABLE, // Text colour on a disabled button
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WCOL_MAX, // all colour numbers are less than this
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};
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/* Set a colour on a form */
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extern void widgSetColour(W_SCREEN *psScreen, UDWORD id, UDWORD colour,
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UBYTE red, UBYTE green, UBYTE blue);
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// Set the global toop tip text colour.
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extern void widgSetTipColour(W_SCREEN *psScreen, UBYTE red, UBYTE green, UBYTE blue);
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/* Possible states for a button */
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#define WBUT_DISABLE 0x0001 // Disable (grey out) a button
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#define WBUT_LOCK 0x0002 // Fix a button down
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#define WBUT_CLICKLOCK 0x0004 // Fix a button down but it is still clickable
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#define WBUT_FLASH 0x0008 // Make a button flash.
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extern void widgSetButtonFlash(W_SCREEN *psScreen, UDWORD id);
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extern void widgClearButtonFlash(W_SCREEN *psScreen, UDWORD id);
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/* Get a button or clickable form's state */
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extern UDWORD widgGetButtonState(W_SCREEN *psScreen, UDWORD id);
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/* Set a button or clickable form's state */
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extern void widgSetButtonState(W_SCREEN *psScreen, UDWORD id, UDWORD state);
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/* The keys that can be used to press a button */
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#define WKEY_NONE 0
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#define WKEY_PRIMARY 1
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#define WKEY_SECONDARY 2
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/* Return which key was used to press the last returned widget */
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extern UDWORD widgGetButtonKey(W_SCREEN *psScreen);
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/* Initialise the set of widgets that make up a screen.
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* Call this once before calling widgRunScreen and widgDisplayScreen.
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* This should only be called once before calling Run and Display as many times
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* as is required.
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*/
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extern void widgStartScreen(W_SCREEN *psScreen);
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/* Clean up after a screen has been run.
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* Call this after the widgRunScreen / widgDisplayScreen cycle.
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*/
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extern void widgEndScreen(W_SCREEN *psScreen);
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/* Execute a set of widgets for one cycle.
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* Return the id of the widget that was activated, or 0 for none.
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*/
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extern UDWORD widgRunScreen(W_SCREEN *psScreen);
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/* Display the screen's widgets in their current state
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* (Call after calling widgRunScreen, this allows the input
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* processing to be seperated from the display of the widgets).
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*/
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extern void widgDisplayScreen(W_SCREEN *psScreen);
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// Set the current audio callback function and audio id's.
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extern void WidgSetAudio(WIDGET_AUDIOCALLBACK Callback,SWORD HilightID,SWORD ClickedID);
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// Get pointer to current audio callback function.
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extern WIDGET_AUDIOCALLBACK WidgGetAudioCallback(void);
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// Get current audio ID for hilight.
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extern SWORD WidgGetHilightAudioID(void);
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// Get current audio ID for clicked.
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extern SWORD WidgGetClickedAudioID(void);
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void sliderEnableDrag(BOOL Enable);
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void setWidgetsStatus( BOOL var );
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BOOL getWidgetsStatus( void );
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#endif
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