> ## Documentation Index
> Fetch the complete documentation index at: https://docs.metabind.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# ToolbarItem

> A single toolbar item with configurable placement in the navigation bar or bottom bar.

export const PlatformStatuses = ({statuses}) => {
  const StatusBadge = ({status, label}) => {
    const styles = {
      green: {
        backgroundColor: '#dcfce7',
        color: '#166534'
      },
      orange: {
        backgroundColor: '#fed7aa',
        color: '#9a3412'
      },
      red: {
        backgroundColor: '#fecaca',
        color: '#991b1b'
      },
      gray: {
        backgroundColor: '#f3f4f6',
        color: '#4b5563'
      }
    };
    const baseStyle = {
      display: 'inline-flex',
      alignItems: 'center',
      padding: '0.125rem 0.625rem',
      borderRadius: '9999px',
      fontSize: '0.875rem',
      fontWeight: '500'
    };
    const colorStyle = styles[status] || styles.green;
    return <span style={{
      ...baseStyle,
      ...colorStyle
    }}>
        {label || status}
      </span>;
  };
  const STATUS_CONFIG = {
    supported: {
      label: "Supported",
      color: "green"
    },
    partial: {
      label: "Partial",
      color: "orange"
    },
    "not-implemented": {
      label: "Not Implemented",
      color: "gray"
    }
  };
  const renderCard = (platform, value) => {
    if (!value) return null;
    const {status, note} = typeof value === "string" ? {
      status: value
    } : value;
    const config = STATUS_CONFIG[status];
    if (!config) return null;
    const titleMap = {
      ios: "SwiftUI",
      android: "Jetpack Compose",
      web: "Web"
    };
    return <Card key={platform} title={titleMap[platform] || platform}>
          <StatusBadge status={config.color} label={config.label} />
          {note && <div style={{
      marginTop: '0.5rem',
      fontSize: '0.875rem',
      color: '#6b7280'
    }}>
              {note}
            </div>}
      </Card>;
  };
  if (statuses == null) {
    return null;
  }
  return <Columns cols="3">
      {Object.entries(statuses).map(([platform, value]) => renderCard(platform, value))}
    </Columns>;
};

export const ComposeJS = ({code, name, height}) => {
  const encodedCode = useMemo(() => {
    if (!code) return "";
    try {
      return btoa(code);
    } catch (e) {
      console.error("Failed to encode code", e);
      return "";
    }
  }, [code]);
  if (!encodedCode) {
    return null;
  }
  return <iframe src={`https://www.metabind.ai/embed?code=${encodedCode}&name=${name ?? 'Example'}`} loading="lazy" style={{
    width: "100%",
    height: height || '350px',
    border: "1px solid #e5e7eb",
    borderRadius: "var(--rounded-2xl,1rem)",
    overflow: "hidden"
  }} title="ComposeJS Preview" />;
};

```typescript theme={null}
ToolbarItem(props: { placement?: ToolbarItemPlacement }, content: Component[]): ToolbarItem;
```

<ParamField path="placement" type="ToolbarItemPlacement" optional default="automatic">
  The preferred placement of the toolbar item. See [ToolbarItemPlacement](/bindjs/types/ToolbarItemPlacement) for all options.

  Common values:

  * Semantic: `"automatic"`, `"principal"`, `"primaryAction"`, `"confirmationAction"`, `"cancellationAction"`, `"destructiveAction"`
  * Positional: `"topBarLeading"`, `"topBarTrailing"`, `"bottomBar"`
</ParamField>

<ParamField path="content" type="Component[]" required>
  The content to display in the toolbar item. Typically a Button or Label.
</ParamField>

## Support

<PlatformStatuses
  statuses={{
ios: { status: "supported" },
android: "not-implemented",
web: "not-implemented",
}}
/>

## Usage

### Basic toolbar button

```typescript theme={null}
VStack([Text("Content")])
    .toolbar(
        ToolbarItem({ placement: "topBarTrailing" }, [
            Button("Save", () => handleSave())
        ])
    )
```

### Leading and trailing items

```typescript theme={null}
VStack([Text("Content")])
    .toolbar([
        ToolbarItem({ placement: "topBarLeading" }, [
            Button("Cancel", () => handleCancel())
        ]),
        ToolbarItem({ placement: "topBarTrailing" }, [
            Button("Done", () => handleDone())
        ])
    ])
```

### Principal placement (center)

```typescript theme={null}
NavigationStack([
    Text("Content")
        .toolbar(
            ToolbarItem({ placement: "principal" }, [
                VStack([
                    Text("Title").font("headline"),
                    Text("Subtitle").font("caption")
                ])
            ])
        )
])
```

### Bottom bar

```typescript theme={null}
VStack([Text("Content")])
    .toolbar([
        ToolbarItem({ placement: "bottomBar" }, [
            Button("Action 1", () => {})
        ]),
        ToolbarItem({ placement: "bottomBar" }, [
            Button("Action 2", () => {})
        ])
    ])
```

### Icon button in toolbar

```typescript theme={null}
VStack([Text("Content")])
    .toolbar(
        ToolbarItem({ placement: "topBarTrailing" }, [
            Button(
                Image({ systemName: "square.and.arrow.up" }),
                () => handleShare()
            )
        ])
    )
```

## See Also

* [ToolbarItemGroup](/bindjs/components/ToolbarItemGroup) -- group multiple items with shared placement
* [Toolbar](/bindjs/modifiers/toolbar) -- how toolbars are applied via the `.toolbar()` modifier
* [ToolbarItemPlacement](/bindjs/types/ToolbarItemPlacement) -- placement options