Android: change desktop wallpaper programatically

Here is an instruction how to change desktop background on android device rogramatically by means of WallpaperManager. For simplicity the new wallpaper is taken from project resources.

private void setDesktopWallpaper() {
	try {
		WallpaperManager wallpaperManager = WallpaperManager.getInstance(this);
		wallpaperManager.setResource(R.drawable.my_wallpaper);
	} catch (IOException e) {
		SLog.e(TAG, "Error changing wallpaper: " + e.getMessage());
	}
}

To use another image (for example downloaded from the internet, you can use setBitmap method instead of setResource.

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