/*********************************************************************
*                SEGGER MICROCONTROLLER SYSTEME GmbH                 *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2007  SEGGER Microcontroller Systeme GmbH        *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V4.14 - Graphical user interface for embedded applications **
emWin is protected by international copyright laws.   Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with a license and should not be re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File        : WIDGET_ListBox.c
Purpose     : Example demonstrating the LISTBOX widget
----------------------------------------------------------------------
*/

#include "GUI.h"
#include "FRAMEWIN.h"
#include "LISTBOX.h"
#include <stddef.h>

#define SPEED 1000

/*******************************************************************
*
*       static variables
*
********************************************************************
*/

static const GUI_ConstString _ListBox[] = {
  "English", "Deutsch", NULL
};

/*******************************************************************
*
*       static code
*
********************************************************************
*/
/*******************************************************************
*
*       _ShowSeveralFunctions
*/
static void _ShowSeveralFunctions(LISTBOX_Handle hListBox) {
  int NumEntries, i;
  /* Add scrollbar */
  GUI_DispStringAtCEOL("SCROLLBAR_CreateAttached", 5, 55);
  GUI_Delay(SPEED);
  SCROLLBAR_CreateAttached(hListBox, SCROLLBAR_CF_VERTICAL);
  GUI_Delay(SPEED * 0.75);
  /* Add strings */
  GUI_DispStringAtCEOL("LISTBOX_AddString", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_AddString(hListBox, "Fran鏰is");
  GUI_Delay(SPEED / 6);
  LISTBOX_AddString(hListBox, "Japanese");
  GUI_Delay(SPEED / 6);
  LISTBOX_AddString(hListBox, "Italiano");
  GUI_Delay(SPEED / 6);
  LISTBOX_AddString(hListBox, "Espa駉l");
  GUI_Delay(SPEED / 6);
  LISTBOX_AddString(hListBox, "Other language ...");
  GUI_Delay(SPEED * 0.6);
  /* Set focus */
  GUI_DispStringAtCEOL("WM_SetFocus", 5, 55);
  GUI_Delay(SPEED * 0.9);
  WM_SetFocus(hListBox);
  GUI_Delay(SPEED * 0.7);
  /* Set font */
  GUI_DispStringAtCEOL("LISTBOX_SetFont", 5, 55);
  GUI_Delay(SPEED * 0.9);
  LISTBOX_SetFont(hListBox, &GUI_Font13B_1);
  GUI_Delay(SPEED * 0.7);
  /* Increment selection */
  GUI_DispStringAtCEOL("LISTBOX_IncSel", 5, 55);
  GUI_Delay(SPEED);
  NumEntries = LISTBOX_GetNumItems(hListBox);
  for (i = 0; i < NumEntries - 1; i++) {
    LISTBOX_IncSel(hListBox);
    GUI_Delay(SPEED / 6);
	}
  GUI_Delay(SPEED / 4);
  /* Show automatic scrollbar */
  GUI_DispStringAtCEOL("Optional automatic scrollbar", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_SetAutoScrollH(hListBox, 1);
  LISTBOX_SetAutoScrollV(hListBox, 1);
  GUI_Delay(SPEED * 0.75);
  /* Set font */
  GUI_DispStringAtCEOL("LISTBOX_SetFont", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_SetFont(hListBox, &GUI_Font16B_1);
  GUI_Delay(SPEED * 0.75);
  /* Decrement selection */
  GUI_DispStringAtCEOL("LISTBOX_DecSel", 5, 55);
  GUI_Delay(SPEED);
  for (i = 0; i < NumEntries - 1; i++) {
    LISTBOX_DecSel(hListBox);
    GUI_Delay(SPEED / 6);
	}
  GUI_Delay(SPEED / 4);
  /* Change width of scrollbar */
  GUI_DispStringAtCEOL("Change scrollbar width", 5, 55);
  GUI_Delay(SPEED * 0.7);
  {
    SCROLLBAR_Handle hScrollH = WM_GetDialogItem(hListBox, GUI_ID_HSCROLL);
    SCROLLBAR_Handle hScrollV = WM_GetDialogItem(hListBox, GUI_ID_VSCROLL);
    SCROLLBAR_SetWidth(hScrollV, 14);
    GUI_Delay(SPEED / 4);
    SCROLLBAR_SetWidth(hScrollH, 14);
    GUI_Delay(SPEED * 0.6);
  }
  /* Change size of listbox */
  GUI_DispStringAtCEOL("Change size of listbox", 5, 55);
  GUI_Delay(SPEED * 0.75);
  WM_ResizeWindow(hListBox, -15, 0);
  GUI_Delay(SPEED / 4);
  WM_ResizeWindow(hListBox, 0, -15);
  GUI_Delay(SPEED / 4);
  WM_ResizeWindow(hListBox, 15, 0);
  GUI_Delay(SPEED / 4);
  WM_ResizeWindow(hListBox, 0, 15);
  GUI_Delay(SPEED / 2);
  /* Disable item */
  GUI_DispStringAtCEOL("LISTBOX_SetItemDisabled", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_SetItemDisabled(hListBox, 4, 1);
  GUI_Delay(SPEED * 0.75);
  /* Set multi selection mode */
  GUI_DispStringAtCEOL("LISTBOX_SetMulti", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_SetMulti(hListBox, 1);
  GUI_Delay(SPEED * 0.75);
  /* Select item */
  GUI_DispStringAtCEOL("LISTBOX_SetItemSel", 5, 55);
  GUI_Delay(SPEED);
  LISTBOX_SetItemSel(hListBox, 0, 1);
  GUI_Delay(SPEED / 4);
  LISTBOX_SetItemSel(hListBox, 1, 1);
  GUI_Delay(SPEED / 4);
  LISTBOX_SetItemSel(hListBox, 2, 1);
  GUI_Delay(SPEED * 0.8);
  /* Delete listbox widget */
  GUI_DispStringAtCEOL("LISTBOX_Delete", 5, 55);
  GUI_Delay(SPEED * 1.1);
  LISTBOX_Delete(hListBox);
  GUI_Delay(SPEED * 0.75);
}

/*******************************************************************
*
*       _DemoListBox
*/
static void _DemoListBox(void) {
  LISTBOX_Handle hListBox;
  /* Display titel */
  GUI_SetBkColor(0xB00000);
  GUI_SetColor(0xFFFFFF);
  GUI_SetFont(&GUI_Font24_ASCII);
  GUI_DispStringHCenterAt("Listbox - Sample", 160, 5);
  GUI_Delay(SPEED / 2);
  /* Create listbox */
  GUI_SetFont(&GUI_Font8x16);
  GUI_SetTextAlign(GUI_TA_LEFT);
  GUI_DispStringAtCEOL("using", 5, 40);
  GUI_DispStringAtCEOL("LISTBOX_Create", 5, 55);
  GUI_Delay(SPEED * 0.9);
  hListBox = LISTBOX_Create(_ListBox, 100, 80, 120, 115, WM_CF_SHOW);
  GUI_Delay(SPEED * 0.75);
  /* Show serveral functions of listbox */
  _ShowSeveralFunctions(hListBox);
  /* Clear display */
  GUI_Clear();
  GUI_Delay(SPEED * 1.5);
}

/*******************************************************************
*
*       _DemoListBoxAsChild
*/
static void _DemoListBoxAsChild(void) {
  FRAMEWIN_Handle hFrame;
  LISTBOX_Handle hListBox;
  /* Display titel */
  GUI_SetBkColor(0xB00000);
  GUI_SetColor(0xFFFFFF);
  GUI_SetFont(&GUI_Font24_ASCII);
  GUI_DispStringHCenterAt("Listbox as child - Sample", 160, 5);
  GUI_Delay(SPEED / 2);
  /* Create framewin */
  GUI_SetFont(&GUI_Font8x16);
  GUI_SetTextAlign(GUI_TA_LEFT);
  GUI_DispStringAtCEOL("using", 5, 40);
  GUI_DispStringAtCEOL("FRAMEWIN_Create", 5, 55);
  GUI_Delay(SPEED);
  hFrame = FRAMEWIN_Create("List box", NULL, WM_CF_SHOW, 100, 80, 120, 140);
  FRAMEWIN_SetFont(hFrame, &GUI_Font16B_ASCII);
  FRAMEWIN_SetActive(hFrame, 1);
  GUI_Delay(SPEED * 0.75);
  /* Create listbox */
  GUI_DispStringAtCEOL("LISTBOX_CreateAsChild", 5, 55);
  GUI_Delay(SPEED);
  hListBox = LISTBOX_CreateAsChild(_ListBox, WM_GetClientWindow(hFrame), 0, 0, 0, 0, WM_CF_SHOW);
  GUI_Delay(SPEED * 0.75);
  /* Show serveral functions of listbox */
  _ShowSeveralFunctions(hListBox);
  /* Delete framewin widget */
  GUI_DispStringAtCEOL("FRAMEWIN_Delete", 5, 55);
  GUI_Delay(SPEED);
  FRAMEWIN_Delete(hFrame);
  GUI_Delay(SPEED * 0.75);
  /* Clear display */
  GUI_Clear();
  GUI_Delay(SPEED * 1.5);
}

/*******************************************************************
*
*       MainTask
*
*       Demonstrates LISTBOX widget
*
********************************************************************
*/

void MainTask(void) {
  GUI_Init();
  WM_SetDesktopColor(0xB00000);
  GUI_Exec();
  while(1) {
    _DemoListBox();
    _DemoListBoxAsChild();
  }
}