; ***************************************************************************
; copyright   : (C) 2026 by Martin Preuss
; email       : martin@libchipcard.de
;
; ***************************************************************************
; * This file is part of the project "AqHome".                              *
; * Please see toplevel file COPYING of that project for license details.   *
; ***************************************************************************

#ifndef AQH_AVR_GUI2_HBUTTONGROUP_ASM
#define AQH_AVR_GUI2_HBUTTONGROUP_ASM


; ***************************************************************************
; This modules is an implementation of the ButtonGroup module using a HLayout
; as base widget.
; It assumes all children to be CheckButton widgets.
; ***************************************************************************



; ***************************************************************************
; defines

.equ HBUTTONGRP_OFFS_BEGIN        =  HLAYOUT_SIZE
.equ HBUTTONGRP_SIZE              =  HBUTTONGRP_OFFS_BEGIN+0




; ***************************************************************************
; code

.cseg



; ---------------------------------------------------------------------------
; @routine HButtonGroup_new @global
;
; @return CFLAG set of okay, cleared otherwise
; @return Y address of newly created object
; @param X parent widget
; @param r16 value for OBJECT_OFFS_OPTS
; @param r17 value for WIDGET_OFFS_PACK
; @param r20 layout mode (HLAYOUT_MODE_EXPAND, HLAYOUT_MODE_SPREAD)
; @clobbers any

HButtonGroup_new:
  push r20
    push r21
      ldi r24, LOW(HBUTTONGRP_SIZE)
      ldi r25, HIGH(HBUTTONGRP_SIZE)
      bigcall Object_Alloc           ; (!r16, !r17, !X)
    pop r21
  pop r20
  brcc HButtonGroup_new_ret
  rcall HButtonGroup_Init            ; (r16, r17, X)
  sec
HButtonGroup_new_ret:
  ret
; @end



; ---------------------------------------------------------------------------
; @routine HButtonGroup_Init @global
;
; @param Y address of widget
; @param X parent widget (if any)
; @param r16 value for OBJECT_OFFS_OPTS
; @param r17 value for WIDGET_OFFS_PACK
; @param r20 layout mode (HLAYOUT_MODE_EXPAND, HLAYOUT_MODE_SPREAD)
; @clobbers r16, r17, X

HButtonGroup_Init:
  ; call base class
  bigcall HLayout_Init                       ; (r16, r17, X)
  
  ; set default signal map
  ldi r16, LOW(HButtonGroup_DefaultSignalmap*2)
  std Y+OBJECT_OFFS_SIGNALMAP_LO, r16
  ldi r16, HIGH(HButtonGroup_DefaultSignalmap*2)
  std Y+OBJECT_OFFS_SIGNALMAP_HI, r16

  ret
; @end





; ***************************************************************************
; data in FLASH

HButtonGrp_DefaultSignalmap:
  ; header
  .dw HLayout_DefaultSignalmap*2  ; next table to use
  ; entries

  .db 0, WIDGET_SIGNAL_COMMAND,  LOW(ButtonGroup_OnCommand), HIGH(ButtonGroup_OnCommand)
  .db 0, 0, 0, 0  ; end of table


#endif