#include"devicesysteminfowidget.h"
#include "ui_devicesysteminfowidget.h"
#include <QPainter>
#include <QDebug>
#include "deviceinfo.h"


DeviceSystemInfoWidget::DeviceSystemInfoWidget(QWidget *parent):
    QFrame(parent),
    ui(new Ui::DeviceSystemInfoWidget)
{
    ui->setupUi(this);
    // 获取文本光标（不是鼠标光标）
    cursorPosition = ui->textEdit->textCursor();

    //insertInformationToText("杭州");
    //insertInformationToText("中国");
    connect(DEVICE_INFO,SIGNAL(deviceSystemInfoSGL(const QString,SYS_INFO_LEVEL)),this,SLOT(insertInformationToText(const QString&,SYS_INFO_LEVEL)));

}


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

void DeviceSystemInfoWidget::insertInformationToText(const QString text,SYS_INFO_LEVEL level)
{
    cursorPosition.movePosition(QTextCursor::Start,QTextCursor::MoveAnchor);
    cursorPosition.insertText("\n");
    cursorPosition.movePosition(QTextCursor::Start,QTextCursor::MoveAnchor);
    cursorPosition.insertText(text);
    //选中该行文字
    cursorPosition.movePosition(QTextCursor::Start,QTextCursor::MoveAnchor);
    //qDebug()<<"------text.length(): "<<text.length()<<endl;
    cursorPosition.setPosition(cursorPosition.position() + text.length(),QTextCursor::KeepAnchor);
    // 只选单词，不选数字
    //cursorPosition.select(QTextCursor::WordUnderCursor);
    //cursorPosition.select(QTextCursor::LineUnderCursor);
    cursorPosition.select(QTextCursor::BlockUnderCursor);

    QTextCharFormat fmt;
    switch (level)
    {
        case D_NOTHING:
        fmt.setForeground(QColor(0, 0, 0));
        break;
        case D_WARNING:
        fmt.setForeground(QColor(255, 160, 14));
        break;
        case D_CRITICAL:
        fmt.setForeground(QColor(255, 53, 21));
        break;
    }
    // 把格式应用到光标所处在的字符上
    cursorPosition.mergeCharFormat(fmt);
    cursorPosition.clearSelection(); //撤销选中
}