public void InvalidateArrange()
{
if (ShouldInterceptInvalidate)
{
return;
}
if (IsArrangeDirty)
{
return; // Already dirty
}
SetLayoutFlags(LayoutFlag.ArrangeDirty);
if (FeatureConfiguration.UIElement.UseInvalidateArrangePath && !IsArrangeDirtyPathDisabled)
{
InvalidateParentArrangeDirtyPath();
}
else
{
(this.GetParent() as UIElement)?.InvalidateArrange();
if (IsVisualTreeRoot)
{
#if __SKIA__
XamlRoot.InvalidateArrange();
#else
Window.InvalidateArrange();
#endif
}
}
}
public static async Task <IBook> GetBookFromFile(IStorageFile file, Windows.UI.Xaml.XamlRoot xamlRoot = null, bool skipPasswordEntryPdf = false)
{
var type = await GetBookTypeByStorageFile(file);
if (type is null)
{
return(null);
}
return(await GetBookFromFile(file, (BookType)type, xamlRoot, skipPasswordEntryPdf));
}
internal void InvalidateParentMeasureDirtyPath()
{
if (this.GetParent() is UIElement parent) //TODO: Should this use VisualTree.GetParent as fallback? https://github.com/unoplatform/uno/issues/8978
{
parent.InvalidateMeasureDirtyPath();
}
else if (IsVisualTreeRoot)
{
#if __SKIA__
XamlRoot.InvalidateMeasure();
#else
Window.InvalidateMeasure();
#endif
}
}
private void InvalidateParentArrangeDirtyPath()
{
if (this.GetParent() is UIElement parent) //TODO: Should this use VisualTree.GetParent as fallback? https://github.com/unoplatform/uno/issues/8978
{
parent.InvalidateArrangeDirtyPath();
}
else //TODO: Why not check IsVisualTreeRoot as in InvalidateParentMeasureDirtyPath?
{
#if __SKIA__
XamlRoot?.InvalidateArrange();
#else
Window.InvalidateArrange();
#endif
}
}
public static async Task <IBook> GetBookFromFile(IStorageFile file, BookType type, Windows.UI.Xaml.XamlRoot xamlRoot = null, bool skipPasswordEntryPdf = false)
{
switch (type)
{
case BookType.Epub: goto Epub;
case BookType.Zip: goto Zip;
case BookType.Rar: goto SharpCompress;
case BookType.SevenZip: goto SharpCompress;
case BookType.Pdf: goto Pdf;
}
Pdf :;
return(await GetBookPdf(await file.OpenReadAsync(), file.Name, xamlRoot, skipPasswordEntryPdf));
Zip :;
return(await GetBookZip((await file.OpenReadAsync()).AsStream()));
SharpCompress :;
return(await GetBookSharpCompress((await file.OpenReadAsync()).AsStream()));
Epub :;
{
return(new BookEpub(file));
}
}
public static async Task <IBook> GetBookPdf(Windows.Storage.Streams.IRandomAccessStream stream, string fileName, Windows.UI.Xaml.XamlRoot xamlRoot = null, bool skipPasswordEntry = false)
{
var book = new PdfBook();
try
{
await book.Load(stream, fileName, async (a) =>
{
if (skipPasswordEntry)
{
throw new Exception("Password entry is skipped.");
}
var dialog = new Views.PasswordRequestContentDialog()
{
XamlRoot = xamlRoot
};
Windows.UI.Xaml.Controls.ContentDialogResult result;
try
{
result = await dialog.ShowAsync();
}
catch
{
throw;
}
if (result == Windows.UI.Xaml.Controls.ContentDialogResult.Primary)
{
return(dialog.Password, dialog.Remember);
}
else
{
throw new Exception();
}
});
}
catch { return(null); }
if (book.PageCount <= 0)
{
return(null);
}
return(book);
}