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Change how grids save state on navigation #842

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Change how grids save state on navigation #842

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11 changes: 8 additions & 3 deletions samples/grids/grid/state-persistence-main/App.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,7 @@
};
private string stateKey = "grid-state";
private IgbIcon IconRef;
private IDisposable registration;

private CustomersData _customersData = null;
public CustomersData CustomersData
Expand All @@ -139,7 +140,6 @@

protected override void OnInitialized()
{
Navigation.LocationChanged += OnLocationChanged;
base.OnInitialized();
}

Expand All @@ -158,16 +158,21 @@
this.IconRef.RegisterIconFromText("refresh", refreshIcon, "material");
}));
}
if (firstRender)
{
registration = Navigation.RegisterLocationChangingHandler(OnLocationChanged);
}
}

void OnLocationChanged(object sender, LocationChangedEventArgs e)
ValueTask OnLocationChanged(LocationChangingContext arg)
{
SaveGridState();
return ValueTask.CompletedTask;
}

public void Dispose()
{
Navigation.LocationChanged -= OnLocationChanged;
registration?.Dispose();
}

void OnGridRendered()
Expand Down
12 changes: 9 additions & 3 deletions samples/grids/hierarchical-grid/state-persistence-main/App.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -148,6 +148,7 @@
};
private string stateKey = "hierarchical-grid-state";
private IgbIcon IconRef;
private IDisposable registration;

private SingersData _singersData = null;
public SingersData SingersData
Expand All @@ -164,7 +165,6 @@

protected override void OnInitialized()
{
Navigation.LocationChanged += OnLocationChanged;
base.OnInitialized();
}

Expand All @@ -183,16 +183,22 @@
this.IconRef.RegisterIconFromText("refresh", refreshIcon, "material");
}));
}

if (firstRender)
{
registration = Navigation.RegisterLocationChangingHandler(OnLocationChanged);
}
}

void OnLocationChanged(object sender, LocationChangedEventArgs e)
ValueTask OnLocationChanged(LocationChangingContext arg)
{
SaveGridState();
return ValueTask.CompletedTask;
}

public void Dispose()
{
Navigation.LocationChanged -= OnLocationChanged;
registration?.Dispose();
}

async void SaveGridState()
Expand Down
11 changes: 8 additions & 3 deletions samples/grids/pivot-grid/state-persistence-main/App.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -87,6 +87,7 @@
};
private string stateKey = "pivot-grid-state";
private IgbIcon IconRef;
private IDisposable registration;

private PivotDataFlat _pivotDataFlat = null;
public PivotDataFlat PivotDataFlat
Expand Down Expand Up @@ -194,7 +195,6 @@
}
protected override void OnInitialized()
{
Navigation.LocationChanged += OnLocationChanged;
base.OnInitialized();
}

Expand All @@ -213,16 +213,21 @@
this.IconRef.RegisterIconFromText("refresh", refreshIcon, "material");
}));
}
if (firstRender)
{
registration = Navigation.RegisterLocationChangingHandler(OnLocationChanged);
}
}

void OnLocationChanged(object sender, LocationChangedEventArgs e)
ValueTask OnLocationChanged(LocationChangingContext arg)
{
SaveGridState();
return ValueTask.CompletedTask;
}

public void Dispose()
{
Navigation.LocationChanged -= OnLocationChanged;
registration?.Dispose();
}

async void SaveGridState()
Expand Down
11 changes: 8 additions & 3 deletions samples/grids/tree-grid/state-persistence-main/App.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -144,6 +144,7 @@
};
private string stateKey = "tree-grid-state";
private IgbIcon IconRef;
private IDisposable registration;

private EmployeesNestedData _employeesData = null;
public EmployeesNestedData EmployeesData
Expand All @@ -160,7 +161,6 @@

protected override void OnInitialized()
{
Navigation.LocationChanged += OnLocationChanged;
base.OnInitialized();
}

Expand All @@ -179,16 +179,21 @@
this.IconRef.RegisterIconFromText("refresh", refreshIcon, "material");
}));
}
if (firstRender)
{
registration = Navigation.RegisterLocationChangingHandler(OnLocationChanged);
}
}

void OnLocationChanged(object sender, LocationChangedEventArgs e)
ValueTask OnLocationChanged(LocationChangingContext arg)
{
SaveGridState();
return ValueTask.CompletedTask;
}

public void Dispose()
{
Navigation.LocationChanged -= OnLocationChanged;
registration?.Dispose();
}

async void SaveGridState()
Expand Down