static async Task Loop()
{
var lastDay = -1;
string lasturl = "";
while (true)
{
try
{
//检查日期并更换桌面壁纸
var currentDay = DateTime.Now.Day;
if (lastDay != currentDay)
{
//新的一天来临了！昨晚被杀的是（划掉
//获取最新的必应美图，此高清Uri由晨旭提供~
var response = await client.GetAsync("https://cn.bing.com/HPImageArchive.aspx?format=js&idx=0&n=1&pid=hp&uhd=1&uhdwidth=3840&uhdheight=2160");
if (!response.IsSuccessStatusCode)
{
continue;
}
var json = await response.Content.ReadAsStringAsync();
var responseObj = BingResponse.FromJson(json);
var url = "https://cn.bing.com" + responseObj.Images[0].Url;
if (url == lasturl)
{
//这和上次的一样嘛！等待interval后重新获取
lastDay = -1;
}
else
{
response = await client.GetAsync(url);
string tmp = Path.Combine(Path.GetTempPath(), "temp.jpg");
using (System.Drawing.Image image = System.Drawing.Image.FromStream(await response.Content.ReadAsStreamAsync()))
{
//删除可能存在的旧的临时文件
if (File.Exists(tmp))
{
try
{
File.Delete(tmp);
}
catch { }
}
//保存图片
image.Save(tmp);
}
//设置壁纸
RegistryKey key = Registry.CurrentUser.OpenSubKey(@"Control Panel\Desktop", true);
string WallpaperStyle = "", TileWallpaper = "";
switch (style)
{
case Program.WallpaperStyle.Center:
WallpaperStyle = "1";
TileWallpaper = "0";
break;
case Program.WallpaperStyle.Stretch:
WallpaperStyle = "2";
TileWallpaper = "0";
break;
case Program.WallpaperStyle.StretchToFill:
WallpaperStyle = "10";
TileWallpaper = "0";
break;
case Program.WallpaperStyle.Tile:
WallpaperStyle = "1";
TileWallpaper = "1";
break;
}
key.SetValue("WallpaperStyle", WallpaperStyle);
key.SetValue("TileWallpaper", TileWallpaper);
SystemParametersInfo
(
SPI_SETDESKWALLPAPER,
0,
tmp,
SPIF_UPDATEINIFILE | SPIF_SENDWININICHANGE
);
lastDay = currentDay;
lasturl = url;
if (showCopyright)
{
//绘制版权信息
var copyright = responseObj.Images[0].Copyright.Replace("(", "").Replace(")", "").Replace(" ©", "\n©");
DesktopTextHelper.ClearText();
DesktopTextHelper.DrawText("Microsoft YaHei UI", 14, FontStyle.Regular, Color.FromArgb(255, 255, 255, 255), copyright);
}
}
}
}
catch { }
await Task.Delay(TimeSpan.FromMinutes(interval));
}
}
static void Main(string[] args)
{
//读取可能不存在的配置文件
try
{
INI ini = new INI(Path.Combine(localAppData, "BingPic\\settings.ini"));
try
{
interval = Convert.ToInt32(ini.Read("Interval"));
}
catch { }
try
{
if (!Enum.TryParse(ini.Read("WallpaperStyle"), out style))
{
style = WallpaperStyle.StretchToFill;
}
}
catch
{
style = WallpaperStyle.StretchToFill;
}
try
{
if (!bool.TryParse(ini.Read("ShowCopyright"), out showCopyright))
{
showCopyright = true;
}
}
catch
{
showCopyright = true;
}
try
{
if (!bool.TryParse(ini.Read("AutoStart"), out autoStart))
{
autoStart = false;
}
}
catch
{
autoStart = false;
}
}
//若读取过程中出现任何错误，则使用默认值代替未被成功读取的值
catch { }
try
{
RegistryKey registryKey = Registry.CurrentUser.OpenSubKey(startupRegistry, true);
var value = registryKey.GetValue(appName);
if (autoStart)
{
//若配置了自动启动，则将自己添加为自动启动项
if (value == null)
{
//如果没有该键值，则说明应用未被配置自动启动
registryKey.SetValue(appName, Application.ExecutablePath);
}
}
else
{
//否则将自己从启动项中删除
if (value != null)
{
//如果存在该键值，则删除该键值
registryKey.DeleteValue(appName, false);
}
}
}
//无论配置启动项成功与否，都不应该导致程序崩溃
catch { }
NotifyIcon notifyIcon = new NotifyIcon();
ContextMenu menu = new ContextMenu();
menu.MenuItems.Add("编辑设置", (s, e) =>
{
try
{
if (!File.Exists(Path.Combine(localAppData, "BingPic\\settings.ini")))
{
//若不存在该文件，则首先创建一个新的
Directory.CreateDirectory(Path.Combine(localAppData, "BingPic"));
using (var settingsFile = File.CreateText(Path.Combine(localAppData, "BingPic\\settings.ini")))
{
//向文件中写入基本框架
settingsFile.WriteLine("; 自动生成的设置项配置文件\n; 您可以在项目的GitHub页面查看设置项说明");
settingsFile.WriteLine("[Core]");
settingsFile.Flush();
}
}
}
catch
{
MessageBox.Show($"设置项文件不存在却无法创建设置项配置文件。\n" +
$"您可以尝试手动创建文件：\n" +
$"{Path.Combine(localAppData, "BingPic\\settings.ini")}\n" +
$"并编辑它来配置此应用程序。", "出错了");
return;
}
//打开文件资源管理器并选中该文件
Process.Start("explorer.exe",
$"/select, \"{Path.Combine(localAppData, "BingPic\\settings.ini")}\"");
});
menu.MenuItems.Add("将壁纸另存为...", (s, e) =>
{
//弹出另存为对话框
SaveFileDialog dialog = new SaveFileDialog();
dialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.MyPictures);
dialog.Title = "另存为";
dialog.Filter = "JPEG 图片|*.jpg";
var result = dialog.ShowDialog();
if (result == DialogResult.OK && !string.IsNullOrWhiteSpace(dialog.FileName))
{
//如果用户选择了保存的位置
try
{
if (File.Exists(dialog.FileName))
{
//删除已经存在的文件
File.Delete(dialog.FileName);
}
//将临时文件拷贝过去
File.Copy(Path.Combine(Path.GetTempPath(), "temp.jpg"), dialog.FileName);
}
catch
{
//保存出现了错误
MessageBox.Show($"无法将图片保存到 {dialog.FileName}", "保存失败");
}
}
});
menu.MenuItems.Add("-");
menu.MenuItems.Add("退出", (s, e) =>
{
notifyIcon.Dispose();
//清除版权信息
DesktopTextHelper.ClearText();
Environment.Exit(0);
});
notifyIcon.ContextMenu = menu;
notifyIcon.Text = "必应每日一图";
notifyIcon.Icon = Properties.Resources.TrayIcon;
notifyIcon.Visible = true;
_ = Loop();
Application.Run();
}
static void Main(string[] args)
{
//读取可能不存在的配置文件
try
{
INI ini = new INI(Path.Combine(localAppData, "BingPic\\settings.ini"));
try
{
interval = Convert.ToInt32(ini.Read("Interval"));
}
catch { }
try
{
if (!Enum.TryParse(ini.Read("WallpaperStyle"), out style))
{
style = WallpaperStyle.StretchToFill;
}
}
catch
{
style = WallpaperStyle.StretchToFill;
}
try
{
if (!bool.TryParse(ini.Read("ShowCopyright"), out showCopyright))
{
showCopyright = true;
}
}
catch
{
showCopyright = true;
}
try
{
if (!bool.TryParse(ini.Read("AutoStart"), out autoStart))
{
autoStart = false;
}
}
catch
{
autoStart = false;
}
}
//若读取过程中出现任何错误，则使用默认值代替未被成功读取的值
catch { }
try
{
RegistryKey registryKey = Registry.CurrentUser.OpenSubKey(startupRegistry, true);
var value = registryKey.GetValue(appName);
if (autoStart)
{
//若配置了自动启动，则将自己添加为自动启动项
if (value == null)
{
//如果没有该键值，则说明应用未被配置自动启动
registryKey.SetValue(appName, Application.ExecutablePath);
}
}
else
{
//否则将自己从启动项中删除
if (value != null)
{
//如果存在该键值，则删除该键值
registryKey.DeleteValue(appName, false);
}
}
}
//无论配置启动项成功与否，都不应该导致程序崩溃
catch { }
NotifyIcon notifyIcon = new NotifyIcon();
ContextMenu menu = new ContextMenu();
menu.MenuItems.Add("编辑设置", (s, e) =>
{
try
{
if (!File.Exists(Path.Combine(localAppData, "BingPic\\settings.ini")))
{
//若不存在该文件，则首先创建一个新的
Directory.CreateDirectory(Path.Combine(localAppData, "BingPic"));
using (var settingsFile = File.CreateText(Path.Combine(localAppData, "BingPic\\settings.ini")))
{
//向文件中写入基本框架
settingsFile.WriteLine("; 自动生成的设置项配置文件\n; 您可以在项目的GitHub页面查看设置项说明");
settingsFile.WriteLine("[Core]");
settingsFile.Flush();
}
}
}
catch
{
MessageBox.Show($"设置项文件不存在却无法创建设置项配置文件。\n" +
$"您可以尝试手动创建文件：\n" +
$"{Path.Combine(localAppData, "BingPic\\settings.ini")}\n" +
$"并编辑它来配置此应用程序。", "出错了");
return;
}
//打开文件资源管理器并选中该文件
Process.Start("explorer.exe",
$"/select, \"{Path.Combine(localAppData, "BingPic\\settings.ini")}\"");
});
menu.MenuItems.Add("-");
menu.MenuItems.Add("退出", (s, e) =>
{
//清除版权信息
DesktopTextHelper.ClearText();
Environment.Exit(0);
});
notifyIcon.ContextMenu = menu;
notifyIcon.Text = "必应每日一图";
notifyIcon.Icon = Properties.Resources.TrayIcon;
notifyIcon.Visible = true;
_ = Loop();
Application.Run();
}