## Configuration
Set up a new instance with `config` parameters and `set`/`get` methods:
```javascript
const designer = appmixer.ui.Designer(config)
designer.set(key, value)
designer.get(key)
```
#### **`config.el`** **`...`**
{% hint style="info" %}
Learn about `widget` `config` [here](https://docs.appmixer.com/6.0/5.2/appmixer-sdk/ui-and-widgets/..#configuration).
{% endhint %}
#### **`config.flowId`**
Type: `String` | Default: `null`
ID of a flow that is opened in the editor.
#### **`config.componentId`**
Type: `String` | Default: `null`
ID of a component that is opened in the editor.
#### **`config.shareTypes`**
Type: `Object` | Default: `DefaultShareTypes`
Override default sharing dialog types.
#### **`config.sharePermissions`**
Type: `Object[]` | Default: `DefaultSharePermissions`
Override default sharing dialog permissions.
#### **`config.options.showHeader`**
Type: `Boolean` | Default: `true`
Toggle visibility of the header.
#### **`config.options.menu`**
Type: `Object[]` | Default: `[]`
Add a dropdown menu input to trigger built-in and custom events:
```javascript
appmixer.ui.Designer({
/* ... */
options: {
menu: [
{ event: 'flow:rename', label: 'Rename', icon: 'data:image/svg+xml;base64,...' },
{ event: 'flow:share', label: 'Share', icon: 'https://www.example.com/images/image.jpg' },
{ event: 'flow:wizard-builder', label: 'Wizard' },
{ event: 'flow:export-svg', label: 'Export SVG' },
{ event: 'flow:export-png', label: 'Export PNG' },
{ event: 'flow:print', label: 'Print' }
]
}
}
```
{% hint style="info" %}
The *optional* `icon` property is a URL of an image or a `base64` string.
{% endhint %}
#### **`config.options.toolbar`**
Type: `Array[]` | Default: `[]`
Add a toolbar with groups of built-in and custom buttons:
```javascript
const designer = appmixer.ui.Designer({
/* ... */
options: {
toolbar: [
['undo', 'redo'],
['zoom-to-fit', 'zoom-in', 'zoom-out'],
['logs'],
[{
tooltip: 'Reload',
widget: {
template: (
`
`
),
methods: {
onClick() {
designer.reload()
}
}
}
}]
]
}
}
```
{% hint style="info" %}
Specify Vue [`ComponentOptions`](https://vuejs.org/api/component-instance.html#options) under `widget` to create a custom toolbar button.
{% endhint %}
## Instance
{% hint style="info" %}
Learn about `widget` instance [here](https://docs.appmixer.com/6.0/5.2/appmixer-sdk/ui-and-widgets/..#instance).
{% endhint %}
### State
```javascript
designer.state(name, value)
```
#### **`loader`**
Type: `Boolean` | Default: `null`
Toggle a custom loading state.
#### **`error`**
Type: `String` | Default: `null`
Toggle a custom error message.
### Events
```javascript
designer.on(event, handler)
```
#### **`flow:start`**
```javascript
designer.on('flow:start', flow => {/* ... */})
```
Toggle stage button to start the flow.
#### **`flow:stop`**
```javascript
designer.on('flow:stop', flow => {/* ... */})
```
Toggle stage button to stop the flow.
#### **`flow:share`**
```javascript
designer.on('flow:share', flow => {/* ... */})
```
Click menu item to open sharing of the flow.
#### **`flow:rename`**
```javascript
designer.on('flow:rename', flow => {/* ... */})
```
Click menu item to rename the flow.
#### **`flow:export-svg`**
```javascript
designer.on('flow:export-svg', flow => {/* ... */})
```
Click menu item to export diagram of the flow to SVG.
#### **`flow:export-png`**
```javascript
designer.on('flow:export-png', flow => {/* ... */})
```
Click menu item to export diagram of the flow to PNG.
#### **`flow:print`**
```javascript
designer.on('flow:print', flow => {/* ... */})
```
Click menu item to print diagram of the flow.
#### **`flow:wizard-builder`**
```javascript
designer.on('flow:wizard-builder', flow => {/* ... */})
```
Click menu item to open a wizard builder dialog.
#### **`component:add`**
```javascript
designer.on('component:add', ({ data, next }) => {/* ... */})
```
Add a new component to the flow.
#### **`component:open`**
```javascript
designer.on('component:open', ({ data, next }) => {/* ... */})
```
Open component inspector.
#### **`component:close`**
```javascript
designer.on('component:close', ({ data, next }) => {/* ... */})
```
Close component inspector.
#### **`component:rename`**
```javascript
designer.on('component:rename', ({ data, next }) => {/* ... */})
```
Rename a component.
#### **`component:update-type`**
```javascript
designer.on('component:update-type', ({ data, next }) => {/* ... */})
```
Use selection input to change component type.
#### **`navigate:validation`**
```javascript
designer.on('navigate:validation', (flowId) => {/* ... */})
```
Click a button to show validation errors.
## Example
```javascript
const designer = appmixer.ui.Designer({
el: '#designer',
options: {
menu: [
{ event: 'flow:rename', label: 'Rename' },
{ event: 'flow:share', label: 'Share' },
{ event: 'flow:wizard-builder', label: 'Wizard' },
{ event: 'flow:export-svg', label: 'Export SVG' },
{ event: 'flow:export-png', label: 'Export PNG' },
{ event: 'flow:print', label: 'Print' }
],
toolbar: [
['undo', 'redo'],
['zoom-to-fit', 'zoom-in', 'zoom-out'],
['logs']
]
}
})
const flowId = await appmixer.api.createFlow('New flow')
designer.set('flowId', flowId)
designer.open()
```
---
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