public static void pushState <T>(
this History h,
T state,
string url,
bool exclusive,
Action <HistoryScope <T> > yield
)
{
// exclusive parent means a sub state will undo parent, so they wont exist at the same time
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2013/201312/20131222-form
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201405/20140517
// X:\jsc.svn\examples\javascript\UIAutomationEvents\UIAutomationEvents\Application.cs
// X:\jsc.svn\examples\javascript\CSS\Test\CSSHistoric\CSSHistoric\Application.cs
// X:\jsc.svn\examples\javascript\Test\TestHistoryForwardEvent\TestHistoryForwardEvent\Application.cs
// does the forward button work?
var delay = Stopwatch.StartNew();
Console.WriteLine("HistoryExtensions pushState before yield");
// when is the yield called?
HistoryExtensions.yield(
delegate
{
//0:3083ms HistoryExtensions pushState before yield
//0:3086ms HistoryExtensions pushState.yield { ElapsedMilliseconds = 3, state = }
//0:3087ms HistoryExtensions pushState.yield before: { exclusive = 0, length = 1, MethodToken = AgAABgY2dze_awFR4sqxY4A, data_invoke = { function = AgAABgY2dze_awFR4sqxY4A, arguments = { foo = foo } }, data = [object Object] }
Console.WriteLine("HistoryExtensions pushState.yield " + new
{
delay.ElapsedMilliseconds,
// whats the current state?
Native.window.history.state
}
);
if (yield.Target != null)
{
if (yield.Target != Native.self)
{
throw new InvalidOperationException(
"we can only continue with global methods for now... " + new { yield.Target }
);
}
}
var MethodToken = ((__MethodInfo)yield.Method).InternalMethodToken;
//var data_invoke = new { function = MethodToken, arguments = new object[] { state } };
var data_invoke = new { MethodToken, arguments = new object[] { state } };
var data = new HistoryDetails
{
// is this the previous state?
state = Native.window.history.state,
hint = "ScriptCoreLib.JavaScript.DOM.HistoryExtensions.pushState",
exclusive = exclusive,
url = url,
// arguments:
//invoke = new { function = MethodToken, arguments = new object[] { state } }
invoke = data_invoke
};
//0:22850ms HistoryExtensions pushState before: { exclusive = 0, length = 1 } view-source:38792
//0:22851ms HistoryExtensions pushState after: { length = 2 }
// X:\jsc.svn\examples\javascript\Test\TestHistoryForwardEvent\TestHistoryForwardEvent\Application.cs
// http://stackoverflow.com/questions/6460377/html5-history-api-what-is-the-max-size-the-state-object-can-be
Console.WriteLine("HistoryExtensions pushState.yield before: " + new
{
MethodToken,
exclusive,
Native.window.history.length,
data_invoke,
data
});
var current = new { Native.document.location.href };
// fck ie
// y("history.state ", x_history_state, (HistoryDetails)Native.window.history.state);
Native.window.history.pushState(data, "", url);
//0:137143ms HistoryExtensions pushState before yield view-source:38792
//0:137145ms HistoryExtensions pushState.yield view-source:38792
//0:137147ms HistoryExtensions pushState.yield before: { exclusive = 0, length = 1, MethodToken = AgAABgY2dze_awFR4sqxY4A, data_invoke = { function = AgAABgY2dze_awFR4sqxY4A, arguments = { foo = foo } }, data = [object Object] } view-source:38792
//0:137149ms HistoryExtensions pushState after: { length = 2, state = [object Object] }
//Console.WriteLine("HistoryExtensions pushState.yield after: " + new
//{
// Native.window.history.length,
// Native.window.history.state
//});
//var data1 = (HistoryDetails)Native.window.history.state;
//Console.WriteLine("HistoryExtensions pushState.yield after: " + new
//{
// data1.invoke
//});
#region __unwind
TaskCompletionSource <HistoryScope <T> > __unwind = null;
Func <TaskCompletionSource <HistoryScope <T> > > __get_unwind =
delegate
{
// ok, something is listening to inline unwind.
// lets wait for the event then and not reload
Console.WriteLine("HistoryExtensions pushState __get_unwind [inline]");
if (__unwind == null)
{
__unwind = new TaskCompletionSource <HistoryScope <T> >();
}
return(__unwind);
};
#endregion
var scope = new HistoryScope <T>
{
__state = state,
__TaskCompletionSource = __get_unwind
};
#region exclusive
if (exclusive)
{
// this state is market exlusive.
// as such. we shall destroy any other state before we continue.
// if we go back in time
// we have to reactivate them ofcourse.
Console.WriteLine("HistoryExtensions pushState exlusive scope " + new { url });
foreach (var unwind in HistoryScope.inline_unwind.AsEnumerable())
{
var reload = unwind();
if (reload)
{
throw new NotImplementedException("exclusve scope needs to unwind prior states, yet one of them asks for full reload. what to do?");
}
}
//0:1ms HistoryExtensions pushState exlusive scope { url = http://192.168.1.91:13905/#/foo } view-source:35994
//0:1ms HistoryExtensions pushState before enter scope { url = http://192.168.1.91:13905/#/foo }
Console.WriteLine("disable all history aware styles, who is reenabling them?");
IStyleSheet.InternalHistoryAwareSheets.AsEnumerable()
// the application .ctor is not rerun? so we cannot even keep the primary style can we?
//.Skip(1)
.WithEachIndex(
(style, i) =>
{
Console.WriteLine("new exclusive state, will disable historic css " + new { i } +style.Owner.getAttribute("historic-url"));
if (i == 0)
{
return;
}
style.disabled = true;
}
);
}
#endregion
HistoryScope.inline_unwind_data.Push(data);
HistoryScope.inline_unwind.Push(
delegate
{
if (__unwind == null)
{
return(true);
}
// time to do inline unwind.
__unwind.SetResult(scope);
return(false);
}
);
// X:\jsc.svn\examples\javascript\CSS\Test\CSSHistoric\CSSHistoric\Application.cs
;
var NextStyle = new IStyleSheet();
NextStyle.Owner.setAttribute("historic-url", IStyleSheet.all.Owner.getAttribute("historic-url") + " -> " + url);
IStyleSheet.InternalHistoryAwareSheets.Push(NextStyle);
// activate the scope
Console.WriteLine("HistoryExtensions pushState before enter scope " + new { url });
yield(scope);
Console.WriteLine("HistoryExtensions pushState " + new { HistoryScope.inline_unwind.Count });
}
);
}
public static void replaceState <T>(this History h,
T state,
string url,
bool exclusive,
Action <HistoryScope <T> > yield
)
{
// tested by
// X:\jsc.svn\examples\javascript\async\AsyncHistoricActivities\AsyncHistoricActivities\Application.cs
HistoryExtensions.yield(
delegate
{
//Console.WriteLine("enter replaceState");
if (yield.Target != null)
{
if (yield.Target != Native.self)
{
throw new InvalidOperationException("we can only continue with global methods for now... " + new { yield.Target });
}
}
var MethodToken = ((__MethodInfo)yield.Method).InternalMethodToken;
var data_state = (HistoryDetails)Native.window.history.state;
// HistoryExtensions onpopstate { state = [object Object], e = { state = 7 }, history = { state = 7 }, Count = 2 }
// m.state = h.state;
//m.hint = 'ScriptCoreLib.JavaScript.DOM.HistoryExtensions.replaceState';
if (data_state != null)
{
data_state = (HistoryDetails)data_state.state;
}
var data = new HistoryDetails
{
// parent
state = data_state,
hint = "ScriptCoreLib.JavaScript.DOM.HistoryExtensions.replaceState",
exclusive = exclusive,
url = url,
// arguments:
//invoke = new { function = MethodToken, arguments = new object[] { state } }
invoke = new { MethodToken, arguments = new object[] { state } }
};
Console.WriteLine("before history.replaceState");
// IE throws __exc Argument not optional
// X:\jsc.svn\examples\javascript\CSS\Test\CSSHistoric\CSSHistoric\Application.cs
Native.window.history.replaceState(data, "", url);
Console.WriteLine("after history.replaceState");
#region __unwind
TaskCompletionSource <HistoryScope <T> > __unwind = null;
Func <TaskCompletionSource <HistoryScope <T> > > __get_unwind =
delegate
{
// ok, something is listening to inline unwind.
// lets wait for the event then and not reload
Console.WriteLine("__get_unwind [inline]");
if (__unwind == null)
{
__unwind = new TaskCompletionSource <HistoryScope <T> >();
}
return(__unwind);
};
#endregion
var scope = new HistoryScope <T> {
__state = state, __TaskCompletionSource = __get_unwind
};
if (HistoryScope.inline_unwind.Count > 0)
{
HistoryScope.inline_unwind_data.Pop();
var unwind = HistoryScope.inline_unwind.Pop();
var reload = unwind();
if (reload)
{
throw new NotImplementedException("cant reload here can we");
}
}
#region exclusive
if (exclusive)
{
// this state is market exlusive.
// as such. we shall destroy any other state before we continue.
// if we go back in time
// we have to reactivate them ofcourse.
Console.WriteLine("HistoryExtensions pushState exlusive scope " + new { url });
foreach (var unwind in HistoryScope.inline_unwind.AsEnumerable())
{
var reload = unwind();
if (reload)
{
throw new NotImplementedException("exclusve scope needs to unwind prior states, yet one of them asks for full reload. what to do?");
}
}
Console.WriteLine("disable all history aware styles, who is reenabling them?");
IStyleSheet.InternalHistoryAwareSheets.AsEnumerable()
// the application .ctor is not rerun? so we cannot even keep the primary style can we?
//.Skip(1)
.WithEachIndex(
(style, i) =>
{
Console.WriteLine("new exclusive state, will disable historic css " + new { i } +style.Owner.getAttribute("historic-url"));
if (i == 0)
{
return;
}
style.disabled = true;
}
);
}
#endregion
HistoryScope.inline_unwind_data.Push(data);
HistoryScope.inline_unwind.Push(
delegate
{
if (__unwind == null)
{
return(true);
}
// time to do inline unwind.
__unwind.SetResult(scope);
return(false);
}
);
//var css = IStyleSheet.InternalHistoryAwareSheets.Pop();
//if (css != null)
// css.disabled = true;
var css = IStyleSheet.InternalHistoryAwareSheets.Pop();
if (css != null)
{
Console.WriteLine("replace: remove css " + css.Owner.getAttribute("historic-url")
);
css.disabled = true;
css.Owner.Orphanize();
}
//IStyleSheet.InternalHistoryAwareSheets.Push(new IStyleSheet());
var NextStyle = new IStyleSheet();
NextStyle.Owner.setAttribute("historic-url", IStyleSheet.all.Owner.getAttribute("historic-url") + " => " + url);
IStyleSheet.InternalHistoryAwareSheets.Push(NextStyle);
Console.WriteLine("before yield");
yield(scope);
Console.WriteLine("replaceState: " + new { HistoryScope.inline_unwind.Count });
}
);
}