qt music player-most simple version

player.h

#ifndef PLAYER_H

#define PLAYER_H

#include <QWidget>

#include <QMediaPlayer>

#include <QMediaPlaylist>

class Player : public QWidget

{

    Q_OBJECT

public:

    Player(QWidget *parent = 0);

    ~Player();

private slots:

    void playClicked();

private:

    QMediaPlayer::State playerState;

    QMediaPlayer *player;

    QMediaPlaylist *playlist;

signals:

    void play();

};

#endif // PLAYER_H

player.cpp

#include "player.h"

#include <QtWidgets>

Player::Player(QWidget *parent) : QWidget(parent)

{

    QToolButton *playButton = new QToolButton(this);

    playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay));

    connect(playButton, SIGNAL(clicked()), this, SLOT(playClicked()));

    player = new QMediaPlayer(this);

    connect(this, SIGNAL(play()), player, SLOT(play()));

    playlist = new QMediaPlaylist();

    player->setPlaylist(playlist);

    QUrl url = QUrl::fromLocalFile("d:/danny/Downloads/media files/Viva La Vida.mp3");

    playlist->addMedia(url);

}

Player::~Player()

{

}

void Player::playClicked()

{

    switch (playerState) {

    case QMediaPlayer::StoppedState:

    case QMediaPlayer::PausedState:

        emit play();

        break;

    case QMediaPlayer::PlayingState:

        break;

    }

}

main.cpp

#include "player.h"

#include <QApplication>

int main(int argc, char *argv[])

{

    QApplication app(argc, argv);

    Player player;

    player.show();

    return app.exec();

}

dannyplayer.pro

TARGET = DannyPlayer

TEMPLATE = app

QT += network \

      xml \

      multimedia \

      multimediawidgets \

      widgets

SOURCES += main.cpp \

    player.cpp

HEADERS  += \

    player.h

FORMS    +=

转载于:https://my.oschina.net/u/1771959/blog/617273