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分类: Python/Ruby

2022-03-08 17:23:20

# 导入

import os

import time

import tkinter

import tkinter.filedialog

import threading

import pygame   # pip

root = tkinter.Tk()

root.title('音乐播放器')

root.geometry('460x600+500+100')

root.resizable(False,False)  # 不能拉伸

folder =''

res = []

num = 0

now_music = ''

def buttonChooseClick():

    """

    添加文件夹

    :return:

    """

    global folder

    global res

    if not folder:

        folder = tkinter.filedialog.askdirectory()

        musics = [folder + '\\' + music

                  for music in os.listdir(folder) \

\

                  if music.endswith(('.mp3','.wav','.ogg'))]

        ret = []

        for i in musics:

            ret.append(i.split('\\')[1:])

            res.append(i.replace('\\','/'))

        var2 = tkinter.StringVar()

        var2.set(ret)

        lb = tkinter.Listbox(root,listvariable=var2)

        lb.place(x=50,y=100,width=260,height=300)

    if not folder:

        return

    global playing

    playing = True

    # 根据情况禁用和启用相应的按钮

    buttonPlay['state'] = 'normal'

    buttonStop['state'] = 'normal'

    # buttonPause['state'] = 'normal'

    pause_resume.set('播放')

def play():

    """

    播放音乐

    :return:

    """

    if len(res):

        pygame.mixer.init()

        global num

        while playing:

            if not pygame.mixer.music.get_busy():

                netxMusic = res[num]

                print(netxMusic)

                print(num)

                pygame.mixer.music.load(netxMusic.encode())

                # 播放

                pygame.mixer.music.play(1)

                if len(res) -1 == num:

                    num = 0

                else:

                    num = num + 1

                netxMusic = netxMusic.split('\\')[1:]

                musicName.set('playing......' + ''.join(netxMusic))

            else:

                time.sleep(0.1)

def buttonPlayClick():

    """

    点击播放

    :return:

    """

    buttonNext['state'] = 'normal'

    buttonPrev['state'] = 'normal'

    # 选择要播放的音乐文件夹

    if pause_resume.get() == '播放':

        pause_resume.set('暂停')

        global folder

        if not folder:

            folder = tkinter.filedialog.askdirectory()

        if not folder:

            return

        global playing

        playing = True

        # 创建一个线程来播放音乐,当前主线程用来接收用户操作

        t = threading.Thread(target=play)

        t.start()

    elif pause_resume.get() == '暂停':

        # pygame.mixer.init()

        pygame.mixer.music.pause()

        pause_resume.set('继续')

    elif pause_resume.get() == '继续':

        # pygame.mixer.init()

        pygame.mixer.music.unpause()

        pause_resume.set('暂停')

def buttonStopClick():

    """

    停止播放

    :return:

    """

    global playing

    playing = False

    pygame.mixer.music.stop()

def buttonNextClick():

    """

    下一首

    :return:

    """

    global playing

    playing = False

    pygame.mixer.music.stop()

    global num

    if len(res) == num:

        num = 0

    playing = True

    # 创建线程播放音乐,主线程用来接收用户操作

    t = threading.Thread(target=play)

    t.start()

def closeWindow():

    """

    关闭窗口

    :return:

    """

    # 修改变量,结束线程中的循环

    global playing

    playing = False

    time.sleep(0.3)

    try:

        # 停止播放,如果已停止,

        # 再次停止时会抛出异常,所以放在异常处理结构中

        pygame.mixer.music.stop()

        pygame.mixer.quit()

    except:

        pass

    root.destroy()

def control_voice(value=0.5):

    """

    声音控制

    :param value: 0.0-1.0

    :return:

    """

    pygame.mixer.music.set_volume(float(value))

def buttonPrevClick():

    """

    上一首

    :return:

    """

    global playing

    playing = False

    pygame.mixer.music.stop()

    #

    # pygame.mixer.quit()

    global num

    # num += 1

    # num -= 1

    if num == 0:

        num = len(res) - 2

        # num -= 1

    elif num == len(res) - 1:

        num -= 2

    else:

        num -= 2

        # num -= 1

    print(num)

    playing = True

    # 创建一个线程来播放音乐,当前主线程用来接收用户操作

    t = threading.Thread(target=play)

    t.start()

# 窗口关闭

root.protocol('WM_DELETE_WINDOW', closeWindow)

# 添加按钮

buttonChoose = tkinter.Button(root,text='添加',command=buttonChooseClick)

# 布局

buttonChoose.place(x=50,y=10,width=50,height=20)

# 播放按钮

pause_resume = tkinter.StringVar(root,value='播放')

buttonPlay = tkinter.Button(root,textvariable=pause_resume,command=buttonPlayClick)

buttonPlay.place(x=190,y=10,width=50,height=20)

buttonPlay['state'] = 'disabled'

# 停止按钮

buttonStop外汇跟单gendan5.com = tkinter.Button(root, text='停止',command=buttonStopClick)

buttonStop.place(x=120, y=10, width=50, height=20)

buttonStop['state'] = 'disabled'

# 下一首

buttonNext = tkinter.Button(root, text='下一首',command=buttonNextClick)

buttonNext.place(x=260, y=10, width=50, height=20)

buttonNext['state'] = 'disabled'

# 上一首

buttonPrev = tkinter.Button(root, text='上一首',command=buttonPrevClick)

buttonPrev.place(x=330, y=10, width=50, height=20)

buttonPrev['state'] = 'disabled'

# 标签

musicName = tkinter.StringVar(root, value='暂时没有播放音乐...')

labelName = tkinter.Label(root, textvariable=musicName)

labelName.place(x=10, y=30, width=260, height=20)

# 音量控制

# HORIZONTAL表示为水平放置,默认为竖直,竖直为vertical

s = tkinter.Scale(root, label='音量', from_=0, to=1, orient=tkinter.HORIZONTAL,

                  length=240, showvalue=0, tickinterval=2, resolution=0.1,command=control_voice)

s.place(x=50, y=50, width=200)

# 显示

root.mainloop()

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