/// <summary>
/// Creates a new ScreenSettings instance.
/// </summary>
/// <param name="screenID">screen id</param>
/// <param name="checksum">checksum</param>
/// <param name="wallpaperPath">wallpaper path</param>
/// <param name="backgroundColor">background color</param>
/// <param name="style">style</param>
public ScreenSettings(string screenID, string checksum, string wallpaperPath, Color backgroundColor,
WallPaperStyle style)
{
ScreenID = screenID;
Checksum = checksum;
BackgroundColor = backgroundColor;
WallpaperPath = wallpaperPath;
Style = style;
}
public static void Main(string[] args)
{
Options options = new Options();
bool valid = CommandLine.Parser.Default.ParseArgumentsStrict(args, options);
if (valid)
{
IActiveDesktop activeDesktop = ActiveDesktop.Create();
string filePath = options.File;
string style = options.Style;
WallPaperStyle wpStyle = WallPaperStyle.WPSTYLE_CROPTOFIT;
if (style.Equals("center"))
{
wpStyle = WallPaperStyle.WPSTYLE_CENTER;
}
else if (style.Equals("tile"))
{
wpStyle = WallPaperStyle.WPSTYLE_TILE;
}
else if (style.Equals("stretch"))
{
wpStyle = WallPaperStyle.WPSTYLE_STRETCH;
}
else if (style.Equals("keep-aspect"))
{
wpStyle = WallPaperStyle.WPSTYLE_KEEPASPECT;
}
else if (style.Equals("crop-to-fit"))
{
wpStyle = WallPaperStyle.WPSTYLE_CROPTOFIT;
}
else if (style.Equals("span"))
{
wpStyle = WallPaperStyle.WPSTYLE_SPAN;
}
WALLPAPEROPT wallpaperOpt = new WALLPAPEROPT();
wallpaperOpt.dwStyle = wpStyle;
wallpaperOpt.SizeOf = Marshal.SizeOf(typeof(WALLPAPEROPT));
IntPtr progmanWindow = User32.FindWindow("Progman", null);
User32.SendMessage(progmanWindow, 0x52c, IntPtr.Zero, IntPtr.Zero);
activeDesktop.SetWallpaper(filePath, 0);
activeDesktop.SetWallpaperOptions(ref wallpaperOpt, 0);
activeDesktop.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
}
else
{
Console.WriteLine("Invalid Command Line Arguments");
}
}
/// <summary>
/// Sets the users desktop wallpaper to the specified image, with the specified style.
/// </summary>
/// <param name="sDirectory">Specifies the directory path of the background image copy to be saved in.</param>
/// <param name="oImage">Specifies the image to set as the desktop wallpaper.</param>
/// <param name="nStyle">Specifies the wallpaper style.</param>
public static int SetDesktopBackground(string sDirectory, Image oImage, WallPaperStyle nStyle)
{
try
{
if ((oImage != null) && (!string.IsNullOrEmpty(sDirectory)))
{
sDirectory += Path.DirectorySeparatorChar;
bool bSave = false;
string sFilePath = string.Empty;
DirectoryInfo oDirectory = new DirectoryInfo(sDirectory);
// Create the directory if it doesn't exist.
if (!oDirectory.Exists)
oDirectory.Create();
// Generate a file path.
for (int n = 0; n < MAX_FILES; n++)
{
sFilePath = sDirectory + FILE_NAME_PREFIX + n.ToString("x4") + ".bmp";
if (!File.Exists(sFilePath))
{
bSave = true;
break;
}
}
// Save the image and set the desktop background.
if (bSave)
{
using (Bitmap oBitmap = new Bitmap(oImage))
oBitmap.Save(sFilePath, System.Drawing.Imaging.ImageFormat.Bmp);
RegistryKey oKey = Registry.CurrentUser.OpenSubKey(RKEY_DESKTOP, true);
switch (nStyle)
{
case WallPaperStyle.Center:
oKey.SetValue("WallpaperStyle", "1");
oKey.SetValue("TileWallpaper", "0");
break;
case WallPaperStyle.Stretch:
oKey.SetValue("WallpaperStyle", "2");
oKey.SetValue("TileWallpaper", "0");
break;
case WallPaperStyle.Tile:
oKey.SetValue("WallpaperStyle", "1");
oKey.SetValue("TileWallpaper", "1");
break;
}
oKey.Flush();
oKey.Close();
return SystemParametersInfo(SPI_SETDESKWALLPAPER, 0, sFilePath,
SPIF_UPDATEINIFILE | SPIF_SENDWININICHANGE);
}
}
}
catch (System.Security.SecurityException e)
{
MessageBox.Show(e.Message, "SecurityException",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (IOException e)
{
MessageBox.Show(e.Message, "IOException",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return 0;
}
/// <summary>
/// Creates a new StyleMenuItem instance.
/// </summary>
/// <param name="text">item text</param>
/// <param name="value">item value</param>
public StyleMenuItem(string text, WallPaperStyle value)
: this()
{
Text = text;
Value = value;
}
/// <summary>
/// iView.NET subroutine. Sets the currently selected image as the desktop wallpaper.
/// </summary>
/// <param name="nStyle">Specifies the style for the wallpaper.</param>
/// <returns></returns>
private SResult SubSetWallPaper(WallPaperStyle nStyle)
{
if (imgbx_MainImage.IsImageLoaded)
{
NativeMethods.SetDesktopBackground(ApplicationData.BackgroundsFolder,
imgbx_MainImage.ImageBoxImage, nStyle);
return SResult.Completed;
}
return SResult.NullDisplayImage;
}
