private static ResourceDictionary GetAccentResource(Accent accent)
{
return(accent.Specified != null
? new ResourceDictionary {
Source = CreateAccentResourceUri(accent.Specified.Value),
}
: GetAccentResource(accent.Color ?? WindowsTheme.GetAccentColor()));
}
static ResourceDictionary GetUwpAccentResource(Accent accent)
{
return(accent.Specified != null
? new ResourceDictionary {
Source = CreateUwpAccentResourceUri(accent.Specified.Value),
}
: GetUwpAccentResource(accent.Color ?? WindowsTheme.Accent.Current));
}
public void ChangeAccent(Accent accent)
{
if (this.Accent == accent)
{
return;
}
this.InvokeOnUIDispatcher(() => this.ChangeAccentCore(accent));
this.Accent = accent;
}
/// <summary>
/// テーマ機能を有効化します。テーマまたはアクセントが変更されたとき、<paramref name="app"/>
/// で指定した WPF アプリケーション内のテーマ関連リソースは自動的に書き換えられます。
/// </summary>
/// <param name="app">テーマ関連リソースを含む WPF アプリケーション。</param>
/// <param name="theme">初期値として使用するテーマ。</param>
/// <param name="accent">初期値として使用するアクセント。</param>
/// <returns><paramref name="app"/> をリソースの書き換え対象から外すときに使用する <see cref="IDisposable"/> オブジェクト。</returns>
public IDisposable Register(Application app, Theme theme, Accent accent)
{
this.dispatcher = app.Dispatcher;
var disposable = this.Register(app.Resources, theme, accent);
this.Theme = theme;
this.Accent = accent;
return(disposable);
}
private void UpdateListener(Accent accent)
{
if (accent == Accent.Windows)
{
if (this.windowsColorListener == null)
{
// アクセントが Windows 依存で、リスナーが未登録だったら購読する
this.windowsColorListener = WindowsTheme.RegisterAccentColorListener(x => this.ChangeAccentCore(x));
}
}
else if (this.windowsColorListener != null)
{
// アクセントが Windows 依存でないのにリスナーが登録されてたら解除する
this.windowsColorListener.Dispose();
this.windowsColorListener = null;
}
}
internal IDisposable Register(ResourceDictionary rd, Theme theme, Accent accent)
{
var allDictionaries = EnumerateDictionaries(rd).ToArray();
var themeDic = GetThemeResource(theme);
var targetThemeDic = allDictionaries.FirstOrDefault(x => CheckThemeResourceUri(x.Source));
if (targetThemeDic == null)
{
targetThemeDic = themeDic;
rd.MergedDictionaries.Add(targetThemeDic);
}
else
{
foreach (var key in themeDic.Keys.OfType <string>().Where(x => targetThemeDic.Contains(x)))
{
targetThemeDic[key] = themeDic[key];
}
}
this.themeResources.Add(targetThemeDic);
var accentDic = GetAccentResource(accent);
var targetAccentDic = allDictionaries.FirstOrDefault(x => CheckAccentResourceUri(x.Source));
if (targetAccentDic == null)
{
targetAccentDic = accentDic;
rd.MergedDictionaries.Add(targetAccentDic);
}
else
{
foreach (var key in accentDic.Keys.OfType <string>().Where(x => targetAccentDic.Contains(x)))
{
targetAccentDic[key] = accentDic[key];
}
}
this.accentResources.Add(targetAccentDic);
// Unregister したいときは戻り値の IDisposable を Dispose() してほしい
return(Disposable.Create(() =>
{
this.themeResources.Remove(targetThemeDic);
this.accentResources.Remove(targetAccentDic);
}));
}
public void Initialize(Application app, Theme theme, Accent accent)
{
this.Register(app, theme, accent);
}
private void ChangeAccentCore(Accent accent)
{
this.ChangeAccentCore(GetAccentResource(accent));
}
void ChangeAccentCore(Accent accent)
{
this.ChangeAccentCore(GetAccentResource(accent), GetUwpAccentResource(accent));
}
internal IDisposable Register(ResourceDictionary rd, Theme theme, Accent accent)
{
this.SetAppMode(theme);
var allDictionaries = EnumerateDictionaries(rd).ToArray();
// MetroRadiance Theme
var themeDic = GetThemeResource(theme);
var targetThemeDic = allDictionaries.LastOrDefault(x => CheckThemeResourceUri(x.Source));
targetThemeDic = UpdateDic(rd, targetThemeDic, themeDic);
this._themeResources.Add(targetThemeDic);
// UWP Theme
ResourceDictionary targetUwpThemeDic = null;
var upwThemeDic = GetUwpThemeResource(theme);
targetUwpThemeDic = allDictionaries.LastOrDefault(x => CheckUwpThemeResourceUri(x.Source));
if (targetUwpThemeDic != null || this._enableUWPCompatibleResources)
{
targetUwpThemeDic = UpdateDic(rd, targetUwpThemeDic, upwThemeDic);
this._uwpThemeResources.Add(targetUwpThemeDic);
}
// MetroRadiance Accent
var accentDic = GetAccentResource(accent);
var targetAccentDic = allDictionaries.LastOrDefault(x => CheckAccentResourceUri(x.Source));
targetAccentDic = UpdateDic(rd, targetAccentDic, accentDic);
this._accentResources.Add(targetAccentDic);
// UWP Accent
var uwpAccentDic = GetUwpAccentResource(accent);
if (targetUwpThemeDic != null)
{
// UWP Themeにより、追加されている可能性があるので、再取得する
allDictionaries = EnumerateDictionaries(rd).ToArray();
}
var targetUwpAccentDic = allDictionaries.LastOrDefault(x => CheckUwpAccentResourceUri(x.Source));
if (targetUwpAccentDic != null || this._enableUWPCompatibleResources)
{
targetUwpAccentDic = UpdateDic(rd, targetUwpAccentDic, uwpAccentDic);
this._uwpAccentResources.Add(targetUwpAccentDic);
}
// Find resources that include SolidColorBrushes in style and UWP theme
var targetStyleDics = allDictionaries.Where(x => CheckStyleResourceUri(x.Source));
if (targetUwpThemeDic != null)
{
targetStyleDics = targetStyleDics.Concat(Enumerable.Repeat(targetUwpThemeDic, 1));
}
targetStyleDics = targetStyleDics.Where(y => {
foreach (var item in y.OfType <System.Collections.DictionaryEntry>())
{
if (item.Value is SolidColorBrush)
{
return(true);
}
}
return(false);
});
this._styleResources.AddRange(targetStyleDics);
// Unregister したいときは戻り値の IDisposable を Dispose() してほしい
return(Disposable.Create(() =>
{
this._themeResources.Remove(targetThemeDic);
if (targetUwpThemeDic != null)
{
this._uwpThemeResources.Remove(targetUwpThemeDic);
}
this._accentResources.Remove(targetAccentDic);
if (targetUwpAccentDic != null)
{
this._uwpAccentResources.Remove(targetUwpAccentDic);
}
targetStyleDics.ToList().ForEach(i => this._styleResources.Remove(i));
}));
}
/// <summary>
/// 現在の <see cref="Color"/> 構造体から、MetroRadiance の <see cref="ThemeService"/> で使用する <see cref="Accent"/> を作成します。
/// </summary>
public static Accent ToAccent(this Color color)
{
return(Accent.FromColor(color));
}
