/// <summary>
/// Creates a set of window settings from the current application state.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <returns>The window settings which were retrieved.</returns>
public static UltravioletApplicationWindowSettings FromCurrentSettings(UltravioletContext uv)
{
Contract.Require(uv, nameof(uv));
var primary = uv.GetPlatform().Windows.GetPrimary();
if (primary == null)
{
return(null);
}
var settings = new UltravioletApplicationWindowSettings();
settings.WindowState = primary.GetWindowState();
settings.WindowMode = primary.GetWindowMode();
settings.WindowScale = primary.WindowScale;
settings.WindowedPosition = new Rectangle(primary.WindowedPosition, primary.WindowedClientSize);
settings.FullscreenDisplayMode = primary.GetFullscreenDisplayMode();
settings.GrabsMouseWhenWindowed = primary.GrabsMouseWhenWindowed;
settings.GrabsMouseWhenFullscreenWindowed = primary.GrabsMouseWhenFullscreenWindowed;
settings.GrabsMouseWhenFullscreen = primary.GrabsMouseWhenFullscreen;
settings.SynchronizeWithVerticalRetrace = primary.SynchronizeWithVerticalRetrace;
return(settings);
}
/// <summary>
/// Saves the specified window settings to XML.
/// </summary>
/// <param name="settings">The window settings to save.</param>
/// <returns>An XML element that represents the specified window settings.</returns>
public static XElement Save(UltravioletApplicationWindowSettings settings)
{
if (settings == null)
{
return(null);
}
var pos = settings.WindowedPosition;
return(new XElement("Window",
new XElement("WindowState", settings.WindowState),
new XElement("WindowMode", settings.WindowMode),
new XElement("WindowScale", settings.WindowScale),
new XElement("WindowedPosition", $"{pos.X} {pos.Y} {pos.Width} {pos.Height}"),
new XElement("GrabsMouseWhenWindowed", settings.GrabsMouseWhenWindowed),
new XElement("GrabsMouseWhenFullscreenWindowed", settings.GrabsMouseWhenFullscreenWindowed),
new XElement("GrabsMouseWhenFullscreen", settings.GrabsMouseWhenFullscreen),
new XElement("SynchronizeWithVerticalRetrace", settings.SynchronizeWithVerticalRetrace),
settings.FullscreenDisplayMode == null ? null : new XElement("FullscreenDisplayMode",
new XElement("Width", settings.FullscreenDisplayMode.Width),
new XElement("Height", settings.FullscreenDisplayMode.Height),
new XElement("BitsPerPixel", settings.FullscreenDisplayMode.BitsPerPixel),
new XElement("RefreshRate", settings.FullscreenDisplayMode.RefreshRate),
new XElement("DisplayIndex", settings.FullscreenDisplayMode?.DisplayIndex)
)
));
}
/// <summary>
/// Saves the specified application settings to the specified file.
/// </summary>
/// <param name="path">The path to the file in which to save the application settings.</param>
/// <param name="settings">The <see cref="UltravioletApplicationSettings"/> to serialize to the specified file.</param>
public static void Save(String path, UltravioletApplicationSettings settings)
{
var xml = new XDocument(new XDeclaration("1.0", "utf-8", "yes"),
new XElement("Settings",
UltravioletApplicationWindowSettings.Save(settings.Window),
UltravioletApplicationAudioSettings.Save(settings.Audio)
));
xml.Save(path);
}
/// <summary>
/// Creates a set of application settings from the current application state.
/// </summary>
/// <param name="uv">The Ultraviolet context.</param>
/// <returns>The <see cref="UltravioletApplicationSettings"/> which was retrieved.</returns>
public static UltravioletApplicationSettings FromCurrentSettings(UltravioletContext uv)
{
Contract.Require(uv, nameof(uv));
var settings = new UltravioletApplicationSettings();
settings.Window = UltravioletApplicationWindowSettings.FromCurrentSettings(uv);
settings.Audio = UltravioletApplicationAudioSettings.FromCurrentSettings(uv);
return(settings);
}
/// <summary>
/// Loads a set of application settings from the specified file.
/// </summary>
/// <param name="path">The path to the file from which to load the application settings.</param>
/// <returns>The <see cref="UltravioletApplicationSettings"/> which were deserialized from the specified file
/// or <see langword="null"/> if settings could not be loaded correctly.</returns>
public static UltravioletApplicationSettings Load(String path)
{
var xml = XDocument.Load(path);
var settings = new UltravioletApplicationSettings();
settings.Window = UltravioletApplicationWindowSettings.Load(xml.Root.Element("Window"));
settings.Audio = UltravioletApplicationAudioSettings.Load(xml.Root.Element("Audio"));
if (settings.Window == null && settings.Audio == null)
{
return(null);
}
return(settings);
}
/// <summary>
/// Loads window settings from the specified XML element.
/// </summary>
/// <param name="xml">The XML element that contains the window settings to load.</param>
/// <returns>The window settings that were loaded from the specified XML element or <see langword="null"/> if
/// settings could not be loaded correctly.</returns>
public static UltravioletApplicationWindowSettings Load(XElement xml)
{
if (xml == null)
{
return(null);
}
try
{
var settings = new UltravioletApplicationWindowSettings();
settings.WindowState = xml.ElementValue <WindowState>("WindowState");
settings.WindowMode = xml.ElementValue <WindowMode>("WindowMode");
settings.WindowScale = (Single?)xml.Element("WindowScale") ?? 1f;
settings.WindowedPosition = xml.ElementValue <Rectangle>("WindowedPosition");
settings.GrabsMouseWhenWindowed = xml.ElementValue <Boolean>("GrabsMouseWhenWindowed");
settings.GrabsMouseWhenFullscreenWindowed = xml.ElementValue <Boolean>("GrabsMouseWhenFullscreenWindowed");
settings.GrabsMouseWhenFullscreen = xml.ElementValue <Boolean>("GrabsMouseWhenFullscreen");
settings.SynchronizeWithVerticalRetrace = xml.ElementValue <Boolean>("SynchronizeWithVerticalRetrace");
var fullscreenDisplayMode = xml.Element("FullscreenDisplayMode");
if (fullscreenDisplayMode != null)
{
var width = fullscreenDisplayMode.ElementValue <Int32>("Width");
var height = fullscreenDisplayMode.ElementValue <Int32>("Height");
var bitsPerPixel = fullscreenDisplayMode.ElementValue <Int32>("BitsPerPixel");
var refreshRate = fullscreenDisplayMode.ElementValue <Int32>("RefreshRate");
var displayIndex = fullscreenDisplayMode.ElementValue <Int32>("DisplayIndex");
settings.FullscreenDisplayMode = new DisplayMode(width, height, bitsPerPixel, refreshRate, displayIndex);
}
return(settings);
}
catch (FormatException)
{
return(null);
}
catch (TargetInvocationException e)
{
if (e.InnerException is FormatException)
{
return(null);
}
throw;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="UltravioletApplicationSettings"/> class.
/// </summary>
private UltravioletApplicationSettings()
{
Window = new UltravioletApplicationWindowSettings();
}
