public ImageApp(string appId, string appName, string appPath, string appUrlPath, string appImgPath, string appImgUrlPath)
{
InitializeComponent();
webClient.DownloadProgressChanged += webClient_DownloadProgressChanged;
label1.Text = appName;
if (File.Exists(appPath))
{
appDowned = true;
button1.Enabled = false;
button1.Text = "已下载";
}
if (!File.Exists(appImgPath))
{
if (File.Exists(appImgPath + ".temp"))
{
File.Delete(appImgPath + ".temp");
}
DownSing ds = new DownSing();
ds.app = this;
ds.IsImage = true;
webClient.DownloadFileAsync(new Uri(appImgUrlPath), appImgPath + ".temp", ds);
}
else
{
pictureBox1.Image = new Bitmap(appImgPath);
}
this.appId = appId;
this.appName = appName;
this.appPath = appPath;
this.appUrlPath = appUrlPath;
this.appImgPath = appImgPath;
this.appImgUrlPath = appImgUrlPath;
}
void webClient_DownloadProgressChanged(object sender, DownloadProgressChangedEventArgs e)
{
DownSing ds = (DownSing)e.UserState;
if (ds.app == this)
{
progressBar1.Value = e.ProgressPercentage;
if (progressBar1.Value == 100)
{
try
{
if (ds.IsImage)
{
if (File.Exists(appImgPath + ".temp"))
{
File.Move(appImgPath + ".temp", appImgPath);
pictureBox1.Image = new Bitmap(appImgPath);
}
}
else
{
if (File.Exists(appPath + ".temp"))
{
File.Move(appPath + ".temp", appPath);
appDowned = true;
button1.Text = "已下载";
button1.Visible = true;
progressBar1.Visible = false;
}
}
}
catch { }
}
}
}
public void DownApp()
{
if (button1.Enabled)
{
if (!appDowned)
{
button1.BackColor = System.Drawing.SystemColors.ControlLightLight;
button1.Enabled = false;
button1.Text = "下载中";
button1.Visible = false;
progressBar1.Visible = true;
if (File.Exists(appPath + ".temp"))
{
File.Delete(appPath + ".temp");
}
DownSing ds = new DownSing();
ds.app = this;
ds.IsImage = false;
webClient.DownloadFileAsync(new Uri(appUrlPath), appPath + ".temp", ds);
}
}
}
