Problems: Correcting Logic and Code ErrorsThe following sample of code contains errors. Rewrite the incorrect statements to correct all errors.
Private Sub frmMain_FormClosing(ByVal sender As Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing
' verify that the user wants to exit the application
?
Dim dlgButton As DialogResult
dlgButton = MessageBox.Show("Do you want to exit?",
"Sample Program")
?
' if the No button was selected, don't close the form
If dlgButton = DialogResult.Yes Then
e.Cancel = True
End If
End Sub
?
Private Sub frmMain_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
' fill combo box with values, then select default value
?
For intNumber As Integer From 0 Thru 10
cboNumbers.Add(intNumber.ToString)
Next intNumber
?
cboNumbers.SelectedItem = First
End Sub
What will be an ideal response?
Private Sub frmMain_FormClosing(ByVal sender As Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing' verify that the user wants to exit the applicationDim dlgButton As DialogResultdlgButton = MessageBox.Show("Do you want to exit?","Sample Program",MessageBoxButtons.YesNo,MessageBoxIcon.Exclamation,MessageBoxDefaultButton.Button1)' if the No button was selected, don't close the formIf dlgButton = DialogResult.No Thene.Cancel = TrueEnd IfEnd SubPrivate Sub frmMain_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load' fill combo box with values, then select default valueFor intNumber As Integer = 0 To 10cboNumbers.Items.Add(intNumber.ToString)Next intNumbercboNumbers.SelectedIndex = 0End Sub
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Fill in the blank(s) with the appropriate word(s).
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Answer the following statement(s) true (T) or false (F)
1. Compared to the Crop Tool and warp grids, the Lens Correction dialog box has the added advantages of very precise measurements and other ways to correct errors. 2. After correcting keystone and angle errors, it is sometimes necessary to scale the image in order to regain any edges that were clipped by the correction. 3. The Remove Distortion Tool button corrects barrel and pincushion distortions. 4. The Move Grid Tool button is used to drag the grid lines to any position to help align edges within an image. 5. A positive value in the Vertical Perspective box in the Lens Correction dialog box brings the top of the picture closer, such as when shooting up from the base of a tall building.