#include "DigitalInput.h"
#include "ui_digitalinput.h"
#include "MyInputMethod.h"
#include <QObject>
#include <QSpinBox>
#include <QSpinBox>
#include <QDebug>

DigitalInput::DigitalInput(MyInputMethod *myInputMethod,QWidget *parent) :
    QWidget(parent,(Qt::WindowStaysOnTopHint | Qt::FramelessWindowHint | Qt::Tool|Qt::WindowDoesNotAcceptFocus|Qt::BypassWindowManagerHint)),
    ui(new Ui::DigitalInput)
{
    ui->setupUi(this);
    this->myInputMethod = myInputMethod;

    connect(ui->Key_0,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_1,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_2,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_3,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_4,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_5,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_6,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_7,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_8,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_9,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_pluse,SIGNAL(pressed()),this,SLOT(onCharPressed()));
    connect(ui->Key_backspace,SIGNAL(pressed()),this,SLOT(onKeyBackspacePressed()));
    // connect(ui->Key_selectAll,SIGNAL(pressed()),this,SLOT(onKeySelectAllPressed()));
    // connect(ui->Key_up,SIGNAL(pressed()),this,SLOT(onKeyUpPressed()));
    // connect(ui->Key_down,SIGNAL(pressed()),this,SLOT(onKeyDownPressed()));

    connect(ui->enterBtn, &QPushButton::clicked, this, &DigitalInput::onEnterPressed);
    connect(ui->clrBtn, &QPushButton::clicked, this, &DigitalInput::onClrPressed);
}

DigitalInput::~DigitalInput()
{
    delete ui;
}


void DigitalInput::onCharPressed(){
    QPushButton * button = qobject_cast<QPushButton *>(sender());
    QString text = button->text();
    myInputMethod->sendString (text);
}

void DigitalInput::onKeyBackspacePressed(){

    if(m_currSpinBox && QString::number(m_currSpinBox->value()).size() == 1) {
        ui->traceEdit->clear();
    }

#ifndef Q_OS_WIN32
//QWSServer::sendKeyEvent(0,Qt::Key_Backspace,Qt::NoModifier,true,false);		//锟斤拷系统锟斤拷锟酵硷拷锟斤拷锟铰硷拷
    MyInputMethod::sendEvent(Qt::Key_Backspace,Qt::NoModifier);
#endif

}

void DigitalInput::onKeySelectAllPressed(){
#ifndef Q_OS_WIN32
    	//QWSServer::sendKeyEvent(0,Qt::Key_A,Qt::ControlModifier,true,false);		//锟斤拷系统锟斤拷锟酵硷拷锟斤拷锟铰硷拷
    	//if(!init)
    	//	QWSServer::sendKeyEvent(0,Qt::Key_A,Qt::ControlModifier,true,false);		//锟斤拷系统锟斤拷锟酵硷拷锟斤拷锟铰硷拷
    	//init = 1;

MyInputMethod::sendEvent(Qt::Key_A, Qt::ControlModifier);
#endif


}
void DigitalInput::onKeyUpPressed(){
#ifndef Q_OS_WIN32
//QWSServer::sendKeyEvent(0,Qt::Key_Up,Qt::NoModifier,true,false);		//锟斤拷系统锟斤拷锟酵硷拷锟斤拷锟铰硷拷
    MyInputMethod::sendEvent(Qt::Key_Up,Qt::NoModifier);
#endif
}
void DigitalInput::onKeyDownPressed(){
#ifndef Q_OS_WIN32
//QWSServer::sendKeyEvent(0,Qt::Key_Down,Qt::NoModifier,true,false);		//锟斤拷系统锟斤拷锟酵硷拷锟斤拷锟铰硷拷
    MyInputMethod::sendEvent(Qt::Key_Down,Qt::NoModifier);
#endif
}

void DigitalInput::onEnterPressed()
{
    if(m_currSpinBox) {
        m_currSpinBox->clearFocus();
    }
}

void DigitalInput::onClrPressed()
{
    if(m_currSpinBox) {
        m_currSpinBox->setValue(std::min(m_currSpinBox->maximum(), std::max(m_currSpinBox->minimum(), 0)));
    }
}

void DigitalInput::showEvent(QShowEvent *event)
{
    QWidget::showEvent(event);
    auto focusWidget = qApp->focusWidget();
    QSpinBox* box = dynamic_cast<QSpinBox*>(focusWidget);
    if(!box) {
        qWarning() << "focusWidget is not QSpinBox";
        return;
    }
    
    if(m_currSpinBox) {
        disconnect(m_currSpinBox, QOverload<const QString&>::of(&QSpinBox::valueChanged), ui->traceEdit, &QLineEdit::setText);
    }

    m_currSpinBox = box;
    ui->traceEdit->setText(box->text());
    connect(box, QOverload<const QString&>::of(&QSpinBox::valueChanged), ui->traceEdit, &QLineEdit::setText);
    qDebug() << "The traceEdit has connected to the QSpinBox: " << box->objectName();
}