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Better Touch Support #5

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5715b03
Add FullScreen Pane navigation view display mode
NoobNotFound Jul 17, 2026
e97045d
Add swipe-to-open gesture for NavigationView overlay
NoobNotFound Jul 17, 2026
c90f130
refactor(nav): stabilize selection and swipe
NoobNotFound Aug 23, 2026
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87 changes: 85 additions & 2 deletions samples/FluentKit.Sample.Shared/Pages/Composite/NavigationViewPage.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,9 @@
IsBackButtonEnabled="_navBackButtonEnabled"
BackRequested="OnNavBack"
ShowSettingsButton="_navShowSettingsButton"
SettingsRequested="OnNavSettings">
SettingsRequested="OnNavSettings"
FullScreenOrigin="_navFullScreenOrigin"
EnableSwipeToOpen="_navEnableSwipeToOpen">
<PaneHeaderIcon>
<FluentIcon Name="@FluentIconNames.Search" Size="16" />
</PaneHeaderIcon>
Expand All @@ -38,6 +40,25 @@
<FluentNavigationViewItem Value='@("checkbox")' Text="Checkbox" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@("guides")' Text="Guides">
<Icon><FluentIcon Name="@FluentIconNames.Document" /></Icon>
<ChildContent>
<FluentNavigationViewItem Value='@("getting-started")' Text="Getting started" />
<FluentNavigationViewItem Value='@("patterns")' Text="Patterns">
<ChildContent>
<FluentNavigationViewItem Value='@("layout")' Text="Layout" />
<FluentNavigationViewItem Value='@("navigation")' Text="Navigation" />
<FluentNavigationViewItem Value='@("theming")' Text="Theming" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@("accessibility")' Text="Accessibility" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@("tokens")' Text="Design tokens" />
<FluentNavigationViewItem Value='@("styles")' Text="Styles and themes" />
<FluentNavigationViewItem Value='@("layouts")' Text="Layouts" />
<FluentNavigationViewItem Value='@("overlays")' Text="Overlays" />
<FluentNavigationViewItem Value='@("testing")' Text="Testing" />
<FluentNavigationViewItem Value='@("disabled")' Text="Disabled item" Disabled="true">
<Icon><FluentIcon Name="@FluentIconNames.Dismiss" /></Icon>
</FluentNavigationViewItem>
Expand Down Expand Up @@ -77,6 +98,8 @@
private bool _navBackButtonVisible = true;
private bool _navBackButtonEnabled = true;
private bool _navShowSettingsButton = true;
private NavigationViewFullScreenOrigin _navFullScreenOrigin = NavigationViewFullScreenOrigin.Left;
private bool _navEnableSwipeToOpen = true;

private void OnNavBack() => _navLastAction = "Back pressed";
private void OnNavSettings() => _navLastAction = "Settings requested";
Expand All @@ -88,7 +111,9 @@
IsBackButtonEnabled=""_navBackButtonEnabled""
BackRequested=""OnNavBack""
ShowSettingsButton=""_navShowSettingsButton""
SettingsRequested=""OnNavSettings"">
SettingsRequested=""OnNavSettings""
FullScreenOrigin=""_navFullScreenOrigin""
EnableSwipeToOpen=""_navEnableSwipeToOpen"">
<PaneHeaderIcon>
<FluentIcon Name=""@FluentIconNames.Search"" Size=""16"" />
</PaneHeaderIcon>
Expand All @@ -112,6 +137,25 @@
<FluentNavigationViewItem Value='@(""checkbox"")' Text=""Checkbox"" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@(""guides"")' Text=""Guides"">
<Icon><FluentIcon Name=""@FluentIconNames.Document"" /></Icon>
<ChildContent>
<FluentNavigationViewItem Value='@(""getting-started"")' Text=""Getting started"" />
<FluentNavigationViewItem Value='@(""patterns"")' Text=""Patterns"">
<ChildContent>
<FluentNavigationViewItem Value='@(""layout"")' Text=""Layout"" />
<FluentNavigationViewItem Value='@(""navigation"")' Text=""Navigation"" />
<FluentNavigationViewItem Value='@(""theming"")' Text=""Theming"" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@(""accessibility"")' Text=""Accessibility"" />
</ChildContent>
</FluentNavigationViewItem>
<FluentNavigationViewItem Value='@(""tokens"")' Text=""Design tokens"" />
<FluentNavigationViewItem Value='@(""styles"")' Text=""Styles and themes"" />
<FluentNavigationViewItem Value='@(""layouts"")' Text=""Layouts"" />
<FluentNavigationViewItem Value='@(""overlays"")' Text=""Overlays"" />
<FluentNavigationViewItem Value='@(""testing"")' Text=""Testing"" />
<FluentNavigationViewItem Value='@(""disabled"")' Text=""Disabled item"" Disabled=""true"">
<Icon><FluentIcon Name=""@FluentIconNames.Dismiss"" /></Icon>
</FluentNavigationViewItem>
Expand Down Expand Up @@ -142,6 +186,8 @@ private string? _navLastAction;
private bool _navBackButtonVisible = true;
private bool _navBackButtonEnabled = true;
private bool _navShowSettingsButton = true;
private NavigationViewFullScreenOrigin _navFullScreenOrigin = NavigationViewFullScreenOrigin.Left;
private bool _navEnableSwipeToOpen = true;

private void OnNavBack() => _navLastAction = ""Back pressed"";
private void OnNavSettings() => _navLastAction = ""Settings requested"";";
Expand All @@ -156,6 +202,7 @@ private void OnNavSettings() => _navLastAction = ""Settings requested"";";
<FluentRadioButton Value='@("expanded")'>Expanded</FluentRadioButton>
<FluentRadioButton Value='@("compact")'>Compact</FluentRadioButton>
<FluentRadioButton Value='@("minimal")'>Minimal</FluentRadioButton>
<FluentRadioButton Value='@("fullscreen")'>Full Screen</FluentRadioButton>
</div>
</FluentRadioGroup>
</div>
Expand All @@ -164,10 +211,44 @@ private void OnNavSettings() => _navLastAction = ""Settings requested"";";
<FluentCheckBox @bind-Checked="_navBackButtonVisible">Back Button Visible</FluentCheckBox>
<FluentCheckBox @bind-Checked="_navBackButtonEnabled">Back Button Enabled</FluentCheckBox>
<FluentCheckBox @bind-Checked="_navShowSettingsButton">Settings Button Visible</FluentCheckBox>
<FluentCheckBox @bind-Checked="_navEnableSwipeToOpen">Swipe To Open (mobile)</FluentCheckBox>
</div>

@if (_navMode is NavigationViewPaneDisplayMode.LeftFullScreen or NavigationViewPaneDisplayMode.Auto)
{
<div style="display:flex; flex-direction:column; gap:4px;">
<span style="font-size: 11px; opacity: 0.7;">Full Screen Origin (mobile width, or Full Screen mode)</span>
<FluentRadioGroup @bind-Value="_navFullScreenOriginString">
<div class="demo-row">
<FluentRadioButton Value='@("left")'>Left</FluentRadioButton>
<FluentRadioButton Value='@("top")'>Top</FluentRadioButton>
<FluentRadioButton Value='@("right")'>Right</FluentRadioButton>
</div>
</FluentRadioGroup>
</div>
}
</div>
};

private object? _navFullScreenOriginString
{
get => _navFullScreenOrigin switch
{
NavigationViewFullScreenOrigin.Top => "top",
NavigationViewFullScreenOrigin.Right => "right",
_ => "left"
};
set
{
_navFullScreenOrigin = (value as string) switch
{
"top" => NavigationViewFullScreenOrigin.Top,
"right" => NavigationViewFullScreenOrigin.Right,
_ => NavigationViewFullScreenOrigin.Left
};
}
}

private object? _navModeString
{
get => _navMode switch
Expand All @@ -176,6 +257,7 @@ private void OnNavSettings() => _navLastAction = ""Settings requested"";";
NavigationViewPaneDisplayMode.Left => "expanded",
NavigationViewPaneDisplayMode.LeftCompact => "compact",
NavigationViewPaneDisplayMode.LeftMinimal => "minimal",
NavigationViewPaneDisplayMode.LeftFullScreen => "fullscreen",
_ => "auto"
};
set
Expand All @@ -185,6 +267,7 @@ private void OnNavSettings() => _navLastAction = ""Settings requested"";";
"expanded" => NavigationViewPaneDisplayMode.Left,
"compact" => NavigationViewPaneDisplayMode.LeftCompact,
"minimal" => NavigationViewPaneDisplayMode.LeftMinimal,
"fullscreen" => NavigationViewPaneDisplayMode.LeftFullScreen,
_ => NavigationViewPaneDisplayMode.Auto
};
_navPaneOpen = _navMode == NavigationViewPaneDisplayMode.Left || _navMode == NavigationViewPaneDisplayMode.Auto;
Expand Down
32 changes: 22 additions & 10 deletions src/FluentKit/Composite/NavigationView/FluentNavigationView.razor
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,13 @@
@attributes="AdditionalAttributes"
@ref="_rootElement">

@if (IsCompactOrMinimal)
{
<div class="fluent-nav-view-swipe-edge fluent-nav-view-swipe-edge--@EffectiveSwipeEdge.ToString().ToLowerInvariant() @(!IsPaneOpen ? "fluent-nav-view-swipe-edge--active" : "")"
aria-hidden="true"
@ref="_closedSwipeRegion"></div>
}

@* Unified Aside: Shared across Left, LeftCompact, and LeftMinimal modes to maintain DOM stability
and enable smooth width transitions. Top mode hides this via display: none in CSS. *@
<aside class="fluent-nav-view-pane @AsideModeClass">
Expand Down Expand Up @@ -44,8 +51,7 @@
}
</header>
<div class="fluent-nav-view-pane-items-wrapper">
<div class="fluent-nav-view-pane-items" role="list" @ref="_itemsContainerElement">
<span class="fluent-nav-view-ribbon-indicator" @ref="_indicatorElement" aria-hidden="true"></span>
<div class="fluent-nav-view-pane-items" role="list">
@if (IsHeaderRail && PaneHeaderIcon is not null)
{
<button type="button" class="fluent-nav-view-pane-header-icon-button" @onclick="TogglePaneAsync" aria-label="Open navigation pane">
Expand All @@ -68,17 +74,19 @@

@if (IsCompactOrMinimal)
{
@if (IsPaneOpen)
@if (IsPaneOpen && _activePaneDisplayMode != NavigationViewPaneDisplayMode.LeftFullScreen)
{
<div class="fluent-nav-view-dismiss-backdrop" @onclick="TogglePaneAsync"></div>
}

<div class="fluent-nav-view-pane-overlay @(IsPaneOpen ? "fluent-nav-view-pane-overlay--open" : "")"
aria-hidden="@(!IsPaneOpen)">
<div class="fluent-nav-view-pane-overlay @(_activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftFullScreen ? "fluent-nav-view-pane-overlay--fullscreen" : "") fluent-nav-view-pane-overlay--from-@(EffectiveSwipeEdge.ToString().ToLowerInvariant()) @(IsPaneOpen ? "fluent-nav-view-pane-overlay--open" : "")"
aria-hidden="@(!IsPaneOpen)"
@ref="_overlayElement">
@* Real DOM nesting instead of ::before/::after + z-index for backdrop-filter reliability *@
<div class="fluent-nav-view-pane-overlay-material" aria-hidden="true"></div>
<div class="fluent-nav-view-pane-overlay-content">
<header class="fluent-nav-view-pane-header">
<header class="fluent-nav-view-pane-header fluent-nav-view-pane-header--swipe-origin fluent-nav-view-pane-header--swipe-origin-@EffectiveSwipeEdge.ToString().ToLowerInvariant()"
@ref="_openSwipeRegion">
<div class="fluent-nav-view-pane-header-buttons">
@if (IsBackButtonVisible)
{
Expand Down Expand Up @@ -115,8 +123,8 @@
</div>
}

<div class="fluent-nav-view-content @(_activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftMinimal && !IsPaneOpen ? "fluent-nav-view-content--minimal-closed" : "")">
@if (_activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftMinimal && !IsPaneOpen)
<div class="fluent-nav-view-content @(IsMinimalOrFullScreen && !IsPaneOpen ? "fluent-nav-view-content--minimal-closed" : "")">
@if (IsMinimalOrFullScreen && !IsPaneOpen)
{
<div class="fluent-nav-view-content-top-bar">
<button type="button" class="fluent-nav-view-nav-button" @onclick="TogglePaneAsync" aria-label="Open navigation pane">
Expand Down Expand Up @@ -173,13 +181,17 @@
{
return "fluent-nav-view-pane--rail";
}
if (_activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftMinimal)
if (_activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftMinimal
|| _activePaneDisplayMode == NavigationViewPaneDisplayMode.LeftFullScreen)
{
return "fluent-nav-view-pane--rail fluent-nav-view-pane--rail-minimal";
}
return "";
}
}

private bool IsMinimalOrFullScreen =>
_activePaneDisplayMode is NavigationViewPaneDisplayMode.LeftMinimal or NavigationViewPaneDisplayMode.LeftFullScreen;

private bool IsHeaderRail => !IsPaneOpen || IsCompactOrMinimal;
}
}
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