# Ngx Menubar component

Simple basic menubar with step-into view display menu items(not tree view display).

Open [Menubar](https://stackblitz.com/edit/stackblitz-starters-pnujrb?file=src%2Fmain.ts) demo preview.

## Installation

1. Install: `npm i ngx-menubar`;

2. Add to module or standalone component:

   ```typescript
   import {CyxMenubarComponent} from "ngx-menubar";
   
   @NgModule({
     // ...
     imports: [
       // ...
       CyxMenubarComponent
     ]
   })
   ```

   or

   ```typescript
   import {CyxMenubarComponent} from "ngx-menubar";
   
   @Component({
     // ...
     imports: [
       CyxMenubarComponent
     ]
     // ...
   })
   export class AppComponent {
   
   }
   ```

## Example

`app.component.css`

```css
.container {
  width: 350px;
  height: 500px;
  box-shadow: 1px 2px 8px rgba(0, 0, 0, .45);
}
```

`app.component.html`

```html

<div class="container">
  <cyx-menubar #menubar [datasource]="items">
    <!-- some elements can be here if property 'showDocPanel' set to true. -->
  </cyx-menubar>
</div>
```

`app.component.ts`

```typescript

@Component({...})
export class AppComponent {
  items: IMenuItem[] = [
    {id: 1, title: 'runtime', icon: 'deployed_code', children: []},
    {
      id: 2, title: 'main', children: [
        {id: 5, title: 'app-routing.module.ts', children: []},
        {id: 6, title: 'app.module.ts', children: []},
        {id: 7, title: 'app.component.ts', children: []}
      ]
    },
    //...
  ]
}
```

## Directives

| Name                                                 | Default value                 | Description                                                  |
|------------------------------------------------------|-------------------------------|--------------------------------------------------------------|
| @Input() title: string                               | 'Menu'                        | Default Top menu title.                                      |
| @Input() datasource: [IMenuItem](#IMenuItem)[]       | []                            | Menu items.                                                  |
| @Input() color: string                               | 'dark'                        | Theme color, 'dark' or 'light'.                              |
| @Input() active: string \| number                    | null                          | current active menu item id.                                 |
| @Input() showDocPanel: boolean                       | false                         | Show bottom doc panel.                                       |
| @Input() showMenuIcon: boolean                       | true                          | Show menu icon.                                              |
| @Input() [iconParser](#IconParser): Function         | (icon: string) => icon        | Parse icon which from menu item data field `IMenuItem#icon`. |
| @Input() searchConfig: [SearchConfig](#SearchConfig) | [{...}](#DefaultSearchConfig) | Global menu item search configuration.                       |
| @Output() itemClick: EventEmitter&lt;IMenuItem&gt;   |                               | Menu item click event.                                       |

## Properties

| Name                    | Default value | Description        |
|-------------------------|---------------|--------------------|
| selectedItem: IMenuItem | null          | Selected item.     |
| `get` isTopMenu         | true          | Is menu top level. |

## Appendix

### IconParser

Example of parse icon name to icon html.

```javascript
// menu item data.
// {id: 1, title: '...', icon: 'deployed_code'}

// font icon.
icon => `<span class="material-symbols-sharp">${icon}</span>`
// svg icon.
icon => `<svg viewBox="...">...</svg>`
```

### IMenuItem

Menubar menu item type.

```typescript
export interface IMenuItem {
  id: number | string;
  title: string;
  icon?: string;
  children?: IMenuItem[];
  data?: { [key: string]: any }
}
```

### SearchConfig

```typescript
export interface SearchConfig {
  placeHolder?: string;
  predicate?: (keyword: string, item: IMenuItem) => boolean;
}
```

#### DefaultSearchConfig

```typescript
{
  placeHolder: 'search',
  predicate: (keyword, item) => item.title.toLowerCase().includes(keyword.toLowerCase())
}
```