public static void Apply(uint?monitorIndex, string tempFilePath, DesktopWallpaperPosition style)
{
var appDataFolder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
var destWallFilePath = Path.Combine(appDataFolder + @"\Microsoft\Windows\Themes", $"WallcatWallpaper{monitorIndex}.tmp");
if (File.Exists(destWallFilePath))
{
File.Delete(destWallFilePath);
}
File.Move(tempFilePath, destWallFilePath);
var dw = (IDesktopWallpaper) new DesktopWallpaperCoclass();
// Set Wallpaper
dw.SetWallpaper((monitorIndex != null) ? dw.GetMonitorDevicePathAt(monitorIndex.Value) : null, destWallFilePath);
// Set Style
var key = Registry.CurrentUser.OpenSubKey(@"Control Panel\Desktop", true);
if (style == DesktopWallpaperPosition.Fill)
{
key.SetValue(@"WallpaperStyle", 10.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Fit)
{
key.SetValue(@"WallpaperStyle", 6.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Span) // Windows 8 or newer only!
{
key.SetValue(@"WallpaperStyle", 22.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Stretch)
{
key.SetValue(@"WallpaperStyle", 2.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Tile)
{
key.SetValue(@"WallpaperStyle", 0.ToString());
key.SetValue(@"TileWallpaper", 1.ToString());
}
if (style == DesktopWallpaperPosition.Center)
{
key.SetValue(@"WallpaperStyle", 0.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
}
public static void Apply(string tempFilePath, DesktopWallpaperPosition style)
{
var appDataFolder = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
var destWallFilePath = Path.Combine(appDataFolder + @"\Microsoft\Windows\Themes", "WallcatWallpaper.tmp");
if (File.Exists(destWallFilePath))
{
File.Delete(destWallFilePath);
}
File.Move(tempFilePath, destWallFilePath);
var key = Registry.CurrentUser.OpenSubKey(@"Control Panel\Desktop", true);
if (style == DesktopWallpaperPosition.Fill)
{
key.SetValue(@"WallpaperStyle", 10.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Fit)
{
key.SetValue(@"WallpaperStyle", 6.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Span) // Windows 8 or newer only!
{
key.SetValue(@"WallpaperStyle", 22.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Stretch)
{
key.SetValue(@"WallpaperStyle", 2.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
if (style == DesktopWallpaperPosition.Tile)
{
key.SetValue(@"WallpaperStyle", 0.ToString());
key.SetValue(@"TileWallpaper", 1.ToString());
}
if (style == DesktopWallpaperPosition.Center)
{
key.SetValue(@"WallpaperStyle", 0.ToString());
key.SetValue(@"TileWallpaper", 0.ToString());
}
SystemParametersInfo(SPI_SETDESKWALLPAPER, 0, destWallFilePath, SPIF_UPDATEINIFILE | SPIF_SENDWININICHANGE);
}
/// <summary>
/// デスクトップの壁紙を変更
/// </summary>
/// <param name="monitorIndex">モニタ番号</param>
/// <param name="filePath">画像ファイルのパス</param>
/// <param name="position">壁紙の表示方法</param>
public void ChangeWallpaper(int monitorIndex, string filePath, DesktopWallpaperPosition position)
{
//壁紙を設定するためのオブジェクトを生成
var wallpaper = (IDesktopWallpaper)(new DesktopWallpaperClass());
//モニタのデバイスパスを取得
var id = wallpaper.GetMonitorDevicePathAt((uint)monitorIndex);
try
{
//壁紙を変更
wallpaper.SetWallpaper(id, filePath);
}
catch (Exception)
{
//TODO 例外処理
//ファイルが存在しない場合
//壁紙の設定に失敗した場合
}
//壁紙の表示方法を設定
wallpaper.SetPosition(position);
}
public WallpaperInformation(string wallpaperPath)
{
this.Path = wallpaperPath;
this.Position = DesktopWallpaperPosition.Fill;
}
public void SetPosition(DesktopWallpaperPosition position)
{
}
public WallpaperPositionItem(string name, DesktopWallpaperPosition position)
{
this.Name = name;
this.Position = position;
}
public WallpaperInformation(string wallpaperPath)
{
this.Path = wallpaperPath;
this.Position = DesktopWallpaperPosition.Fill;
}
public WallpaperPositionItem(string name,DesktopWallpaperPosition position)
{
this.Name = name;
this.Position = position;
}
/// <summary>
/// デスクトップの壁紙を変更
/// </summary>
/// <param name="monitorIndex">モニタ番号</param>
/// <param name="filePath">画像ファイルのパス</param>
/// <param name="position">壁紙の表示方法</param>
public void ChangeWallpaper(int monitorIndex, string filePath, DesktopWallpaperPosition position)
{
//壁紙を設定するためのオブジェクトを生成
var wallpaper = (IDesktopWallpaper)(new DesktopWallpaperClass());
//モニタのデバイスパスを取得
var id = wallpaper.GetMonitorDevicePathAt((uint)monitorIndex);
try
{
//壁紙を変更
wallpaper.SetWallpaper(id, filePath);
}
catch (Exception)
{
//TODO 例外処理
//ファイルが存在しない場合
//壁紙の設定に失敗した場合
}
//壁紙の表示方法を設定
wallpaper.SetPosition(position);
}
