#pragma once

#include "LtsKeyPushButton.h"
#include <LtsVirtualKeyboard/ltsvirtualkeyboard_export.h>
#include <LtsSession/lts_session.h>

class QClipboard;
class QLabel;
class QLineEdit;
class QSize;
class QTextEdit;

namespace LtsVirtualKeyboard
{

class LTSVIRTUALKEYBOARD_EXPORT LtsVirtualKeyboard : public QWidget 
{
  Q_OBJECT


private:
  LtsVirtualKeyboard(LtsSession::LtsSession *session, QWidget *activeForm = nullptr, bool onlyNumericPad = false, QWidget *parent = nullptr);
  ~LtsVirtualKeyboard();

public:
  static LtsVirtualKeyboard *getInstance(LtsSession::LtsSession *session, QWidget *activeForm = nullptr, bool onlyNumericPad = false, QWidget *parent = nullptr);
  static void cleanupLtsVirtualKeyboard();

  void            createKeyboard();
  bool            statusEchoMode() const { return (m_echoMode); }
  void            setStatusEchoMode(bool echo) { m_echoMode = echo; }
  void            receiptChildKey(QWidget *focusThisControl = nullptr, QKeyEvent *event = nullptr, bool reset = false);
  void            switchKeyEchoMode(QWidget *control);
  void            enableSwitchingEcho(bool status); 
  bool            isEnabledSwitchingEcho() const; 
  void            borderFrame(bool visible = true);
  void            checkInput();
  QWidget        *setDefaultTextStyle(QWidget *control);
  bool            isNumericPad() const;
  QLabel         *zoomedWidget();
  void            setActiveWindw(QWidget *widget) { m_activeWindow = widget; }
  void            setSession(LtsSession::LtsSession *session) { m_session= session; }


  


public slots:
  void            show(QWidget *first = nullptr, bool frameless = false);
  void            hide(bool changeColor);
  void            focusThis(QWidget *control, bool numpad = false);

protected:
  void            closeEvent(QCloseEvent *event) override;

private:
  QSize             availableDesktopSize() const;
  void              init_keyboard(QWidget *focusThisControl);
  QWidget          *setCurrentTextStyle(QWidget *control);
  LtsKeyPushButton *createNewKey(const QString &keyValue, const QString &notTranslatedValue, const QString &notTranslatedValueAlt = QString());
  QWidget          *getNextTextbox(QWidget *thisControl = nullptr, bool reset = false);
  void              controlKeyEcho(QWidget *control);
  void              setTextToCurrentWidget(const QString &text);
  QString           getTextFromCurrentWidget();
  QString           getCurretText()const;
  void              setCurrentText(const QString &text);
  int               getCurrentTextCursorPosition();
  void              setCurrentTextCursorPosition(int cursor);
  bool              hasSelection() const;
  QString           getSelectedText() const;
  int               getSelectionStart() const;
  void              reinit();
private:

  QTextEdit  *m_te;
  QLineEdit  *m_le;

  QWidget    *m_nextInput;
  QWidget    *m_activeWindow;
  bool        m_echoMode; 
  bool        m_enablePasswordEcho;
  bool        m_numericPad;
  bool        m_isAlt;
  bool        m_isCap;
  bool        m_enableEnter;
  bool        m_ready;

  int m_height;
  QClipboard *m_clipboard;
  LtsSession::LtsSession *m_session;

};

}