Form1.vb

#Region "Copyright"

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#End Region

Imports DotNetBrowser.Browser
Imports DotNetBrowser.Engine
Imports DotNetBrowser.Handlers
Imports DotNetBrowser.Input
Imports DotNetBrowser.Input.Keyboard.Events

Namespace CustomShortcuts.WinForms
	''' <summary>
	'''		This example demonstrates how to configure custom shortcuts for the
    '''     browser.
	''' </summary>
	Partial Public Class Form1
		Inherits Form

		Private browser As IBrowser
		Private engine As IEngine

		Public Sub New()
		    EngineFactory.CreateAsync(New EngineOptions.Builder With {
                                         .RenderingMode = RenderingMode.HardwareAccelerated
                                         }.Build()) _
		    .ContinueWith(Sub(t)
                engine = t.Result
                browser = engine.CreateBrowser()
                browserView1.InitializeFrom(browser)
                browser.Navigation.LoadUrl("https://teamdev.com")
                ' Set focus to browser.
                browser.Focus()

                browser.Keyboard.KeyPressed.Handler = New Handler(Of IKeyPressedEventArgs, InputEventResponse)(AddressOf HandleKeyPress)
			End Sub, TaskScheduler.FromCurrentSynchronizationContext())
			InitializeComponent()
			AddHandler Me.FormClosing, AddressOf Form1_FormClosing
		End Sub

		Private Sub Form1_FormClosing(ByVal sender As Object, ByVal e As FormClosingEventArgs)
			engine?.Dispose()
		End Sub

		Private Function HandleKeyPress(ByVal e As IKeyPressedEventArgs) As InputEventResponse
			Debug.WriteLine("Key: " & e.VirtualKey.ToString())
			' Map Ctrl-'P' to "Print"
			If e.Modifiers.ControlDown AndAlso e.VirtualKey = KeyCode.VkP Then
				Debug.WriteLine("Print")
				BeginInvoke(CType(Sub() browser.MainFrame.Print(), Action))
			End If

			' Map Ctrl-'+' to "Zoom In"
			If e.Modifiers.ControlDown AndAlso e.VirtualKey = KeyCode.Add Then
				Debug.WriteLine("Zoom In")
				BeginInvoke(CType(Sub() browser.Zoom.In(), Action))
			End If

			' Map Ctrl-'-' to "Zoom Out"
			If e.Modifiers.ControlDown AndAlso e.VirtualKey = KeyCode.Subtract Then
				Debug.WriteLine("Zoom Out")
				BeginInvoke(CType(Sub() browser.Zoom.Out(), Action))
			End If

			Return InputEventResponse.Proceed
		End Function

	End Class
End Namespace