public static void SetWallpaper(string imagePath)
{
IActiveDesktop iad = GetActiveDesktop();
iad.SetWallpaper(imagePath, 0);
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
}
static void ChangeWallPaper()
{
try
{
var pathElement = _driver.FindElementById("picture-background");
var url = pathElement.GetAttribute("src");
if (_currentImageUrl != url)
{
_currentImageUrl = url;
using (WebClient client = new WebClient())
{
IActiveDesktop iad = shlobj.GetActiveDesktop();
client.DownloadFile(new Uri(url), "wallpaper");
iad.SetWallpaper(Path.Combine(Environment.CurrentDirectory, "wallpaper"), 0);
WALLPAPEROPT wopt = new WALLPAPEROPT();
iad.GetWallpaperOptions(ref wopt, 0);
wopt.dwStyle = WallPaperStyle.WPSTYLE_STRETCH;
wopt.dwSize = WALLPAPEROPT.SizeOf;
iad.SetWallpaperOptions(ref wopt, 0);
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
}
}
}
catch
{
//driver died most likely, it will get restarted
}
}
public static void SetWallpaper(string imagePath)
{
EnableTransitions();
if (Environment.OSVersion.Version.Major >= 8)
{
// TODO Support multiple monitors
DesktopWallpaperFactory.Create().SetWallpaper(null, imagePath);
SyncVirtualDesktops(imagePath);
}
else
{
ThreadStart threadStarter = () =>
{
IActiveDesktop _activeDesktop = ActiveDesktopWrapper.GetActiveDesktop();
_activeDesktop.SetWallpaper(imagePath, 0);
_activeDesktop.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE);
Marshal.ReleaseComObject(_activeDesktop);
SyncVirtualDesktops(imagePath);
};
Thread thread = new Thread(threadStarter);
thread.SetApartmentState(ApartmentState.STA); // Set the thread to STA (required!)
thread.Start();
thread.Join(2000);
}
}
public Utils(Settings settings)
{
this.settings = settings;
iad = shlobj.GetActiveDesktop();
files = getImagesInDirectories();
nextImageIdx = getIndexOfLastOrNear();
setNextImage();
}
/// <summary>
/// Sets the wallpaper using the specified active desktop instance to fade the image.
/// </summary>
/// <param name="Filename">The path to the image to set.</param>
/// <param name="Style">The style for the wallpapre.</param>
/// <param name="iActiveDesktop">The active desktop instance to use.</param>
public static void FadeSet(string Filename, WallpaperStyle Style, IActiveDesktop iActiveDesktop)
{
//kill Progman, so Windows launches WorkerW instead to perform the animation
var result = IntPtr.Zero;
SendMessageTimeout(FindWindow("Progman", IntPtr.Zero), 0x52c, IntPtr.Zero, IntPtr.Zero, 0, 500, out result);
//Use IActiveDesktop to change the wallpaper
iActiveDesktop.SetWallpaperOptions(new WALLPAPEROPT { dwSize = Marshal.SizeOf(new WALLPAPEROPT()), dwStyle = (WPSTYLE)Style }, 0);
iActiveDesktop.SetWallpaper(Filename, 0);
iActiveDesktop.ApplyChanges(AD_APPLY.ALL | AD_APPLY.FORCE | AD_APPLY.BUFFERED_REFRESH);
}
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");
}
}
private static void _downloader_WallpaperChanged(object sender, WallpaperChangedEventArgs e)
{
//NativeMethods.SystemParametersInfo(NativeMethods.SPI_SETDESKWALLPAPER, 0, Path.GetFullPath(filename),
// NativeMethods.SPIF_UPDATEINIFILE | NativeMethods.SPIF_SENDCHANGE);
_mainForm.Invoke((MethodInvoker) delegate
{
IActiveDesktop iad = shlobj.GetActiveDesktop();
iad.SetWallpaper(Path.GetFullPath(e.WallpaperFilePath), 0);
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
Marshal.ReleaseComObject(iad);
});
}
public void CycleWallpaper(bool backwards = false)
{
if (SlideShowFiles.Count < 2) // If there are no more images in the queue
{
cycleTimer.Enabled = false;
SlideShowFiles.Clear();
SlideShowHistory.Clear();
startButton.Enabled = false;
stopButton.Enabled = false;
MessageBox.Show("The slideshow has completed - there are no images left in the queue. Please scan again to fill the queue.", "Slideshow finished.", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (!backwards)
{
int offset = SlideShowFiles.Count - 1;
IActiveDesktop iad = shlobj.GetActiveDesktop();
iad.SetWallpaper(SlideShowFiles[offset], 0);
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
pictureBox1.ImageLocation = SlideShowFiles[offset];
SlideShowHistory.Add(SlideShowFiles[offset]);
SlideShowFiles.RemoveAt(offset);
return;
}
else
{
if (SlideShowHistory.Count < 2)
{
MessageBox.Show("There are no images to skip backwards to.", "Cannot skip backward.", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
int offset = SlideShowHistory.Count - 2;
IActiveDesktop iad = shlobj.GetActiveDesktop();
iad.SetWallpaper(SlideShowHistory[offset], 0);
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
pictureBox1.ImageLocation = SlideShowHistory[offset];
string item = SlideShowHistory[offset];
SlideShowHistory.Add(item);
SlideShowHistory.RemoveAt(offset);
return;
}
}
public static void SetWallpaper(string imagePath)
{
ThreadStart threadStarter = () =>
{
IActiveDesktop _activeDesktop = ActiveDesktopWrapper.GetActiveDesktop();
_activeDesktop.SetWallpaper(imagePath, 0);
_activeDesktop.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE);
Marshal.ReleaseComObject(_activeDesktop);
};
Thread thread = new Thread(threadStarter);
thread.SetApartmentState(ApartmentState.STA); // Set the thread to STA (required!)
thread.Start();
thread.Join(2000);
}
private static void SetWallpaper(String file)
{
WALLPAPEROPT wallpaperOpt = new WALLPAPEROPT();
wallpaperOpt.dwStyle = WallPaperStyle.WPSTYLE_CROPTOFIT;
wallpaperOpt.SizeOf = Marshal.SizeOf(typeof(WALLPAPEROPT));
IntPtr programWindow = User32.FindWindow("Progman", null);
User32.SendMessage(programWindow, 0x52c, IntPtr.Zero, IntPtr.Zero);
IActiveDesktop activeDesktop = ActiveDesktop.Create();
activeDesktop.SetWallpaper(file, 0);
activeDesktop.SetWallpaperOptions(ref wallpaperOpt, 0);
activeDesktop.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
}
private static void _downloader_WallpaperChanged(object sender, WallpaperChangedEventArgs e)
{
//NativeMethods.SystemParametersInfo(NativeMethods.SPI_SETDESKWALLPAPER, 0, Path.GetFullPath(filename),
// NativeMethods.SPIF_UPDATEINIFILE | NativeMethods.SPIF_SENDCHANGE);
_mainForm.Invoke((MethodInvoker) delegate
{
IActiveDesktop iad = shlobj.GetActiveDesktop();
iad.SetWallpaper(Path.GetFullPath(e.WallpaperFilePath), 0);
if (Environment.OSVersion.Version >= new Version(6, 1))
{
var options = new WALLPAPEROPT
{
dwSize = WALLPAPEROPT.SizeOf,
dwStyle = WallPaperStyle.WPSTYLE_CROPTOFIT
};
iad.SetWallpaperOptions(options, 0);
}
iad.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE | AD_Apply.BUFFERED_REFRESH);
Marshal.ReleaseComObject(iad);
});
}
public static void SetWallpaper(string imagePath)
{
EnableTransitions();
ThreadStart threadStarter = () =>
{
IActiveDesktop _activeDesktop = ActiveDesktopWrapper.GetActiveDesktop();
_activeDesktop.SetWallpaper(imagePath, 0);
_activeDesktop.ApplyChanges(AD_Apply.ALL | AD_Apply.FORCE);
Marshal.ReleaseComObject(_activeDesktop);
};
Thread thread = new Thread(threadStarter);
thread.SetApartmentState(ApartmentState.STA); // Set the thread to STA (required!)
thread.Start();
thread.Join(2000);
if (UwpDesktop.IsRunningAsUwp()) // Ensure wallpaper registry setting gets updated
{
UpdateRegistrySettings(imagePath);
}
}
public ActiveDesktop()
{
_activeDesktop = (IActiveDesktop)Activator.CreateInstance(_activeDesktopType);
}
private void ProduceThread()
{
IActiveDesktop ad = (IActiveDesktop) new ActiveDesktop();
_signal.Set();
while (true)
{
_signal.WaitOne();
Job query;
while (_queue.TryDequeue(out query))
{
object retval = null;
dynamic input = query.input;
try
{
switch (query.method_idx)
{
case 0: ad.ApplyChanges((uint)input.dwFlags); break;
case 1: retval = StringDelegate((b) => ad.GetWallpaper(b, (uint)b.Capacity, (uint)input.dwFlags)); break;
case 2: ad.SetWallpaper((string)input.pwszWallpaper); break;
case 3: ad.GetWallpaperOptions((WallpaperOpt)(retval = new WallpaperOpt())); break;
case 4: ad.SetWallpaperOptions(new WallpaperOpt((dynamic)input.pwpo)); break;
case 5: retval = StringDelegate((b) => ad.GetPattern(b, (uint)b.Capacity)); break;
case 6: ad.SetPattern((string)input.pwszPattern); break;
case 7: ad.GetDesktopItemOptions((ComponentsOpt)(retval = new ComponentsOpt())); break;
case 8: ad.SetDesktopItemOptions(new ComponentsOpt((dynamic)input.pco)); break;
case 9: ad.AddDesktopItem(new Component((dynamic)input.pcomp)); break;
case 10: ad.AddDesktopItemWIthUI((IntPtr)input.hwnd, new Component((dynamic)input.pcomp), (uint)input.dwFlags); break;
case 11: ad.ModifyDesktopItem((Component)(retval = new Component((dynamic)input.pcomp)), (uint)input.dwFlags); break;
case 12: ad.RemoveDesktopItem(new Component((dynamic)input.pcomp)); break;
case 13: int pcItems; ad.GetDesktopItemCount(out pcItems); retval = pcItems; break;
case 14: ad.GetDesktopItem((int)input.nComponent, (Component)(retval = new Component((dynamic)input.pcomp))); break;
case 15: ad.GetDesktopItemByID((ulong)input.dwID, (Component)(retval = new Component((dynamic)input.pcomp))); break;
case 16: ad.GenerateDesktopItemHtml((string)input.pwszFileName, new Component((dynamic)input.pcomp)); break;
case 17: ad.AddUrl((IntPtr)input.hwnd, (string)input.pszSource, new Component((dynamic)input.pcomp), (uint)input.dwFlags); break;
case 18: ad.GetDesktopItemBySource((string)input.pszSource, (Component)(retval = new Component((dynamic)input.pcomp))); break;
}
query.retval = retval;
}
catch (Exception e)
{
query.e = e;
}
query._signal.Set();
}
}
}
// --------------------------------------------------------------------
public void initActiveDesktop()
{
activeDesktop = ActiveDesktop.GetActiveDesktop();
}
