代码如下：
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace YYS
{
public partial class MainForm : Form
{
public MainForm()
{
InitializeComponent();
}
private void AddList()
{
DateTime dt = DateTime.Now;
ListDate(dt);
if (list == null || list.Count == 0)
return;
if (this.listboxliebiao.Items.Count > 0)
{
this.listboxliebiao.Items.Clear();
}
foreach (DateTime item in list)
{
listboxliebiao.Items.Add(item);
}
}
private string ListItem(string str)
{
string strName = "";
DateTime dt = Convert.ToDateTime(str);
return strName;
}
private List<DateTime> list ;
private void ListDate(DateTime dt)
{
if (dt.Minute < 30)
{
dt = dt.AddMinutes(-dt.Minute);
}
else
{
dt = dt.AddMinutes(60 - dt.Minute);
}
if (this.radioButton1.Checked)
{
list = new List<DateTime>();
DateTime date = new DateTime();
date = dt.AddHours(-12);
for (int i = 0; i < 24; i++)
{
date = date.AddMinutes(30);
list.Add(date);
}
}
else if(this.radioButton2.Checked)
{
list = new List<DateTime>();
DateTime date = new DateTime();
date = dt.AddHours(-24);
for (int i = 0; i < 48; i++)
{
date = date.AddMinutes(30);
list.Add(date);
}
}
}
private string time_to_string(DateTime dt)
{
int hours = dt.Hour-8;
int minute = dt.Minute;
string time = "";
time += dt.Year.ToString();
time += dt.Month.ToString().PadLeft(2, ‘0‘);
if (hours < 0)
{
int day = dt.Day - 1;
time += day.ToString().PadLeft(2, ‘0‘);
int our = 24 + hours;
time += our;
}
else
{
time += dt.Day.ToString().PadLeft(2, ‘0‘);
time += hours.ToString().PadLeft(2, ‘0‘);
}
if (minute < 30)
{
time += "00";
}
else
{
time += "30";
}
time += "00000";
return time;
}
private void MainForm_Load(object sender, EventArgs e)
{
this.skinEngine1.SkinFile = @"MacOS.ssk";
AddList();
//listboxliebiao.SelectedIndex =0;
this.comboBox1.Items.Add("1");
this.comboBox1.Items.Add("3");
this.comboBox1.Items.Add("5");
comboBox1.SelectedIndex = 0;
}
private void radioButton2_Click(object sender, EventArgs e)
{
AddList();
//默认选中第一项
listboxliebiao.SelectedIndex = 0;
}
private void listboxliebiao_SelectedIndexChanged(object sender, EventArgs e)
{
DateTime dt =Convert.ToDateTime( this.listboxliebiao.SelectedItem);
string name = time_to_string(dt);
string url = "http://image.weather.gov.cn/product/" + dt.Year.ToString() + "/" + dt.Year.ToString() + dt.Month.ToString().PadLeft(2, ‘0‘)
+ "/" + dt.Year.ToString() + dt.Month.ToString().PadLeft(2, ‘0‘) + dt.Day.ToString().PadLeft(2, ‘0‘)
+ "/WXCL/medium/SEVP_NSMC_WXCL_ASC_E99_ACHN_LNO_PY_";
url = url + name + ".JPG";
pictureBoxyuntu.LoadAsync(url);
}
private void radioButton1_Click(object sender, EventArgs e)
{
AddList();
//默认选中第一项
listboxliebiao.SelectedIndex =0;
}
private void btnStart_Click(object sender, EventArgs e)
{
////如果播放过程中点击247小时按钮则停止播放，防止报错
if (radioButton1.Checked == true)
{
radioButton2.Enabled = false;
}
else
{
radioButton1.Enabled = false;
}
if (listboxliebiao.SelectedIndices.Count < 1)
return;
try
{
double dInteral = Convert.ToDouble(comboBox1.Text);
dInteral = dInteral * 1000;
if (dInteral < 1000)
{
MessageBox.Show("输入的播放速度过小！","提示");
return;
}
SatelliteTimer.Interval = (int)dInteral;
}
catch (Exception ex)
{
MessageBox.Show("播放出错！","提示");
}
SatelliteTimer.Enabled = true;
}
private void btnStop_Click(object sender, EventArgs e)
{
//如果停止，则12小时和24小时均可选择
{
radioButton1.Enabled = true;
radioButton2.Enabled = true;
}
SatelliteTimer.Enabled = false;
SatelliteTimer.Interval = 1000;
}
private void SatelliteTimer_Tick(object sender, EventArgs e)
{
SatelliteTimer.Interval = Convert.ToInt32(comboBox1.Text) * 1000;
int i = Convert.ToInt32(listboxliebiao.SelectedIndices[0]);
if (i >= 0 && i < listboxliebiao.Items.Count - 1)
{
listboxliebiao.SetSelected(i+1,true);
}
}
private void timerSystemtimenow_Tick(object sender, EventArgs e)
{
labeltimenow.Text = "当前系统时间:"+System.DateTime.Now.ToString();
labeltimenow.ForeColor = Color.Blue;
}
}
}
更改优化后效果图：
新版本更新内容：
1.增加系统时间显示；
2.默认选中listbox和combobox第一个选项；
3.增加Mac皮肤显示；
4.调整页面布局；
5.更改播放过程中选择另一个radioButton出错的Bug。