纯c语言---大作业--实现音乐播放器

注意点

1,<graphics.h>需要自己下载

2，在使用vs2019时需要改一下设置

项目->属性->使用多字节字符集

实现过于匆忙，草率，代码略显粗糙，望读者海涵，毕竟我是萌新弱鸡。

#define _CRT_SECURE_NO_WARNINGS 
#include <windows.h>
#include<stdio.h>
#include<windows.h>
#include<mmsystem.h>//多媒体库
#include<conio.h>
#include<string>
#include<string.h>
#include<graphics.h>//图形库
#pragma comment(lib, "Winmm.lib")
typedef struct Button//建立我的按钮
{int x;int y;int xx;int yy;COLORREF color;char* buttonStr;
}BTN,*LPBTN;
LPBTN create_Button(int x, int y, int xx, int yy, COLORREF color, char* buttonStr)//定义button坐标结构体
{LPBTN button = (LPBTN)malloc(sizeof(BTN));//坐标信息button->x = x;button->y = y;button->xx = xx;button->yy = yy;button->color = color;button->buttonStr = (char*)malloc(strlen(buttonStr) + 1);strcpy(button->buttonStr, buttonStr);return button;
}
//void go_music();//播放音乐
void drawButton(LPBTN drybut);//画button
int  isinbutton(LPBTN isbut, MOUSEMSG m)//判断鼠标是否在这个isbut的上面
{if (isbut->x <= m.x && m.x <= isbut->xx && isbut->y <= m.y && isbut->yy >= m.y){return 1;}return 0;
}
void  play_Mouse(LPBTN play, MOUSEMSG m);//当鼠标移动到我们的button上面的时候，我们改变button的color
int clickButton(LPBTN but, MOUSEMSG m);//点击屏幕
void click(int flag, LPBTN play, LPBTN   pause, LPBTN resume, LPBTN close, MOUSEMSG m);
int main()
{//加载并添加图片initgraph(800, 600);int num = 1;IMAGE background;loadimage(&background, "3.jpg", 800, 600);putimage(0, 0, &background);//打开我的音乐mciSendString("open temp.mp3", 0, 0, 0);mciSendString("open 1.mp3", 0, 0, 0);mciSendString("open 2.mp3", 0, 0, 0);mciSendString("open 3.mp3", 0, 0, 0);mciSendString("open 4.mp3", 0, 0, 0);char ch;//定义我的按钮们LPBTN play = create_Button(10, 200, 160, 250,YELLOW,"播放音乐");LPBTN pause = create_Button(10, 260, 160, 310, YELLOW, "暂停音乐");LPBTN resume = create_Button(10, 320, 160, 370, YELLOW, "继续音乐");LPBTN next = create_Button(10, 380, 160, 430, YELLOW, "下一首");LPBTN close = create_Button(10, 440, 160, 490, YELLOW, "关闭音乐");int flag = 0;//通过flag来切换歌曲。while (1) //执行播放器{ //画出我们的buttonBeginBatchDraw();cleardevice();putimage(0, 0, &background);drawButton(play);drawButton(pause);drawButton(resume);drawButton(close);drawButton(next);//获得鼠标信息MOUSEMSG m = GetMouseMsg();play_Mouse(play, m);play_Mouse(pause, m);play_Mouse(resume, m);play_Mouse(close, m);play_Mouse(next, m);EndBatchDraw();if (clickButton(next, m))//切换音乐{if (flag == 0){mciSendString("close temp.mp3", 0, 0, 0);mciSendString("play 1.mp3", 0, 0, 0);}else if (flag == 1){mciSendString("close 1.mp3", 0, 0, 0);mciSendString("play 2.mp3", 0, 0, 0);}else if (flag == 2){mciSendString("close 2.mp3", 0, 0, 0);mciSendString("play 3.mp3", 0, 0, 0);}else if (flag == 3){mciSendString("close 3.mp3", 0, 0, 0);mciSendString("play 4.mp3", 0, 0, 0);}else if (flag == 4){mciSendString("close 4.mp3", 0, 0, 0);mciSendString("play temp.mp3", 0, 0, 0);}flag++;flag = flag % 5;}click(flag, play, pause, resume, close, m);}ch = getchar();///暂停,防止程序结束return 0;
}  void add_background()
{initgraph(800, 600);int num = 1;IMAGE background;loadimage(&background, "3.jpg", 800, 600);putimage(0, 0, &background);char ch;
}
void add_background1()
{initgraph(800, 600);int num = 1;IMAGE background;loadimage(&background, "3.jpg", 800, 600);putimage(0, 0, &background);char ch;
} 
void  play_Mouse(LPBTN play, MOUSEMSG m)
{if (isinbutton(play, m)){play->color = RED;}else play->color = GREEN;
}
int clickButton(LPBTN but, MOUSEMSG m)
{if (isinbutton(but, m)){//windows message left button dowmif (m.uMsg == WM_LBUTTONDOWN){return 1;}}return 0;
}
void click(int flag, LPBTN play, LPBTN   pause, LPBTN resume, LPBTN close, MOUSEMSG m)
{if (flag == 0){if (clickButton(play, m)){mciSendString("play temp.mp3", 0, 0, 0);}if (clickButton(pause, m)){mciSendString("pause temp.mp3", 0, 0, 0);}if (clickButton(resume, m)){mciSendString("resume temp.mp3", 0, 0, 0);}if (clickButton(close, m)){mciSendString("close temp.mp3", 0, 0, 0);}}else if (flag == 1){if (clickButton(play, m)){mciSendString("play 1.mp3", 0, 0, 0);}if (clickButton(pause, m)){mciSendString("pause 1.mp3", 0, 0, 0);}if (clickButton(resume, m)){mciSendString("resume 1.mp3", 0, 0, 0);}if (clickButton(close, m)){mciSendString("close 1.mp3", 0, 0, 0);}}else if (flag == 2){if (clickButton(play, m)){mciSendString("play 2.mp3", 0, 0, 0);}if (clickButton(pause, m)){mciSendString("pause 2.mp3", 0, 0, 0);}if (clickButton(resume, m)){mciSendString("resume 2.mp3", 0, 0, 0);}if (clickButton(close, m)){mciSendString("close 2.mp3", 0, 0, 0);}}else if (flag == 3){if (clickButton(play, m)){mciSendString("play 3.mp3", 0, 0, 0);}if (clickButton(pause, m)){mciSendString("pause 3.mp3", 0, 0, 0);}if (clickButton(resume, m)){mciSendString("resume 3.mp3", 0, 0, 0);}if (clickButton(close, m)){mciSendString("close 3.mp3", 0, 0, 0);}}else if (flag == 4){if (clickButton(play, m)){mciSendString("play 4.mp3", 0, 0, 0);}if (clickButton(pause, m)){mciSendString("pause 4.mp3", 0, 0, 0);}if (clickButton(resume, m)){mciSendString("resume 4.mp3", 0, 0, 0);}if (clickButton(close, m)){mciSendString("close 4.mp3", 0, 0, 0);}}
}
void drawButton(LPBTN drybut)
{setlinecolor(RED);setfillcolor(drybut->color);fillrectangle(drybut->x, drybut->y, drybut->xx, drybut->yy);setbkmode(TRANSPARENT);settextcolor(BLACK);settextstyle(30, 0, "楷体");outtextxy(drybut->x + 15, drybut->y + 10, drybut->buttonStr);
}