MobileKBWindow.h

#pragma once
#include "TextBoxString.h"
#include "TextBoxEditString.h"
#include "TextBoxChar.h"
#include "IDialogClosedEventReceiver.h"
#include "DecoratorPrimitives.h"
#include "Dialog.h"

extern uint8_t BigFont[];
extern uint8_t SmallFont[];

static const char mkbCaps[31] PROGMEM = "QWERTYUIOPASDFGHJKL\"ZXCVBNM;,.";
static const char mkbSm[31] PROGMEM = "qwertyuiopasdfghjkl\"zxcvbnm;,.";
static const char mkbNumSym[31] PROGMEM = "1234567890@#$%&-+_=/[]{}()<>,.";

class MobileKBWindow :  public Dialog
{
    TextBoxEditString * _editField;
    TextBoxChar * _btnWins[30];
    //TextBoxFString * _btnOK;
    //TextBoxFString * _btnCancel;
    TextBoxFString * _btnBckSpc;
    TextBoxFString * _btnCaps;
    TextBoxFString * _btnNumSym;
    TextBoxFString * _btnSpaceBar;
    TextBoxFString * _btnClear;

    char let[31];
    int curLetters;
    const static int _butSize=22;
    const static int _butSpace=4;
    const static int _butSizeSpace=_butSize+_butSpace;
    const static int _textOffset=3;
    const static int _btn2W = _butSize*2 + _butSpace;
    const static int _btn10W = 10*_butSizeSpace+_butSpace;
public:
    MobileKBWindow(int left,int top):Dialog(left,top,12*_butSizeSpace+_butSpace,5*_butSizeSpace+_butSpace)
    {
        int  i,k, len=30, p=0, x=_butSpace, y=_butSpace, tSmOff=5;
        char c;
        
        GetLetters(mkbCaps, 30);
        curLetters = 0;

        _editField=new TextBoxEditString(x,y,Width()-2*_butSpace,_butSize,"");
        initTextBox(_editField);
        _editField->SetDecorators(Environment::Get()->FindDecorators(F("EditTextBoxReadOnly")));
        _editField->SetFont(BigFont);
        
        DecoratorList * btnDecorators=Environment::Get()->FindDecorators(F("Button"));
        y+=_butSize+_butSpace;
        for(k=0;k<3;k++)
        {
            for(i=0;i<10;i++)
            {
                x=i*(_butSize+_butSpace);
                c = let[p];
                _btnWins[p]=new TextBoxChar(x+_butSpace,y,_butSize,_butSize,c);
                _btnWins[p]->SetDecorators(btnDecorators);
                initTextBox(_btnWins[p]);
                p++;
            }
            y+=_butSize+_butSpace;
        }
        
        y=_butSizeSpace+_butSpace;
        _btnBckSpc=new Button(_btn10W,y,_btn2W,_butSize,F("BckSpc"));
        initTextBox(_btnBckSpc);
        _btnBckSpc->SetFont(SmallFont);
        _btnBckSpc->SetMargins(1,tSmOff);
        
        y+=_butSize+_butSpace;
        _btnOK=new Button(_btn10W,y,_btn2W,_butSize,F("Enter"));
        initTextBox(_btnOK);
        _btnOK->SetFont(SmallFont);
        _btnOK->SetMargins(4,tSmOff);

        y+=2*(_butSize+_butSpace);
        _btnCaps=new Button(_butSpace,y,_btn2W,_butSize,F("aA"));
        initTextBox(_btnCaps);
        _btnCaps->SetMargins(7,2);

        _btnNumSym=new Button(2*_butSizeSpace+_butSpace,y,_btn2W,_butSize,F("1&"));
        initTextBox(_btnNumSym);
        _btnNumSym->SetMargins(7,2);

        _btnSpaceBar=new Button(4*_butSizeSpace+_butSpace,y,_btn2W*2+_butSpace,_butSize,F("Space"));
        initTextBox(_btnSpaceBar);
        _btnSpaceBar->SetFont(SmallFont);
        _btnSpaceBar->SetMargins(32,tSmOff);

        _btnClear=new Button(8*_butSizeSpace+_butSpace,y,_btn2W,_butSize,F("Clear"));
        initTextBox(_btnClear);
        _btnClear->SetFont(SmallFont);
        _btnClear->SetMargins(4,tSmOff);

        _btnCancel=new Button(_btn10W,y,_btn2W,_butSize,F("Cancel"));
        initTextBox(_btnCancel);
        _btnCancel->SetFont(SmallFont);
        _btnCancel->SetMargins(1,tSmOff);

    }
protected:
    void initTextBox(TextBox *text)
    {
        text->SetFont(BigFont);
        text->SetMargins(_textOffset,_textOffset);
        text->RegisterTouchEventReceiver(this);
        AddChild(text);
    }
private:
    void SetBtns()
    {
        char c;
        int i;
        for(i=0;i<28;i++) {
            c = let[i];
            _btnWins[i]->SetChar(c);
        }
    }
    void GetLetters(const char* buf, int len=28)
    {
        int i;
        for(i=0;i<len;i++) {
            let[i] = pgm_read_byte_near(buf + i);
        }
    }

public:
    void Initialize(char *txt)
    {
        _editField->SetText(txt);
        _editField->Invalidate();
    }
    void Finalization()
    {
        _editField->Closed();
    }
    char * GetText()
    {
        return _editField->GetText();
    }
    void DoControlMessage(Window *window)
    {
        /*if((window == _btnOK) || (window == _btnCancel))
        {
            if(_dialogClosedEventReceiver!=NULL) {
                _dialogClosedEventReceiver->NotifyDialogClosed(this,window == _btnOK?IDialogClosedEventReceiver::OK : IDialogClosedEventReceiver::Cancel);
                _editField->Closed();
            }
        }
        else*/
            if ((window == _btnCaps) || (window == _btnNumSym))
            {
                if (window == _btnCaps)
                {
                    if (*let == *mkbNumSym)
                        (curLetters == 1)? GetLetters(mkbSm) : GetLetters(mkbCaps);
                    else
                    {
                        (*let == *mkbCaps)? GetLetters(mkbSm) : GetLetters(mkbCaps);
                        curLetters = !curLetters;
                    }
                }
                else
                {
                    if (*let == *mkbNumSym)
                        return;
                    GetLetters(mkbNumSym);
                }
                SetBtns();
            }
            else
            {
                byte b;
                if (window == _btnBckSpc) b = 8; else
                if (window == _btnClear) b = 13; else
                if (window == _btnSpaceBar) b = (byte)' '; else
                {
                    for(int i=0;i<30;i++)
                        if (window == _btnWins[i])
                        {
                            b = (byte)_btnWins[i]->GetChar();
                            break;
                        }
                    }
            _editField->UpdateEdit(b);
        }
    }
};