/*
* Copyright (C) 2020, Tianjin KYLIN Information Technology Co., Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/&gt;.
*
*/
#ifndef CUSTOMCOMBOX_H
#define CUSTOMCOMBOX_H

#include <QComboBox>
#include <QLabel>
#include <QListWidget>
#include <QPushButton>
#include <customlistwidget.h>
#include <QTimer>

namespace Ui {
class CustomComBox;
}

class item_button;

class CustomComBox : public QComboBox
{
    Q_OBJECT
public:
    explicit CustomComBox(int rowNum, QWidget *parent = nullptr);
    ~CustomComBox();
    //下拉框
    CustomListWidget* list_widget_;
    //文本框，搜索框
    QLineEdit* line_edit_;
    item_button *btn[20];
    QListWidgetItem *aItem[20];
    int rowNum_all ;
    //下拉框显示标志
    bool show_flag_;

    bool comboxClicked = false;


    //添加一条选项
    void set_aItem(int rowNum);

    int getCurrentHoverNum() const;
    void setCurrentHoverNum(int value);

    void showPopup() override;
    void hidePopup() override;

public slots:
    void setTextHoverStyle(int num);

protected:

    //事件过滤器
    virtual bool eventFilter(QObject *watched,QEvent *event) override;

signals:
    void comboxClose();
    void comboxPopup();
    void ishoverd();
    void left();

private:
    void settingsStyle();                                                               //监听主题
    void blackStyle();                                                                  //黑色主题
    void whiteStyle();                                                                  //白色主题
    void updateLabelFront(QLabel *label, int size);
    void updateSelectItemLabelFont(int size);
    int hoverNum = -1;
    QTimer m_timer;
    bool m_ignoreMouseRelease = false;
private slots:
    void onTimerTimeout();
};


class item_button : public QPushButton
{
    Q_OBJECT

public:
    explicit item_button(QWidget *parent = nullptr);
    ~item_button();
    QLabel *iconLabel;
    QLabel *textLabel;
};

#endif // CUSTOMCOMBOX_H
