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📄 form1.vb

📁 simple web browser using visual basic
💻 VB
字号:
Public Class Form1

    Function loadweb()
        x = x + 1
        Dim DB As New OleDb.OleDbConnection
        Dim DBC As New OleDb.OleDbCommand
        DB.ConnectionString = "Provider=Microsoft.Jet.Oledb.4.0;Data Source=" & Mid(Application.ExecutablePath, 1, InStrRev(Application.ExecutablePath, "\")) & "webbrowser.mdb"
        DB.Open()
        DBC.Connection = DB
        DBC.CommandText = "insert into mybrowser values('" & x & "','" & TextBox1.Text & "')"
        DBC.ExecuteNonQuery()
        DB.Close()
        WebBrowser1.Navigate(TextBox1.Text)

    End Function

    Public x As Integer

    '    Private Sub Form1_FormClosing(ByVal sender As Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing
    'Dim DB As New OleDb.OleDbConnection
    'Dim DBC As New OleDb.OleDbCommand
    '  DB.ConnectionString = "Provider=Microsoft.Jet.Oledb.4.0;Data Source=" & Mid(Application.ExecutablePath, 1, InStrRev(Application.ExecutablePath, "\")) & "webbrowser.mdb"
    ' DB.Open()
    'DBC.Connection = DB
    'DBC.CommandText = "delete * from mybrowser"
    'DBC.ExecuteNonQuery()
    'DB.Close()
    'End Sub

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        WebBrowser1.Navigate(TextBox1.Text)
    End Sub


    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        WebBrowser1.GoBack()
        TextBox1.Text = WebBrowser1.StatusText

    End Sub

    Private Sub TextBox1_KeyUp(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles TextBox1.KeyUp
        If TextBox1.Text <> "" And e.KeyCode = Keys.Enter Then WebBrowser1.Navigate(TextBox1.Text)
    End Sub

    Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged

    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
        WebBrowser1.GoForward()
        TextBox1.Text = WebBrowser1.StatusText
    End Sub

    Private Sub WebBrowser1_DocumentCompleted(ByVal sender As System.Object, ByVal e As System.Windows.Forms.WebBrowserDocumentCompletedEventArgs) Handles WebBrowser1.DocumentCompleted
        TextBox1.Text = WebBrowser1.Url.AbsoluteUri

    End Sub

    Private Sub WebBrowser1_Navigating(ByVal sender As Object, ByVal e As System.Windows.Forms.WebBrowserNavigatingEventArgs) Handles WebBrowser1.Navigating

        TextBox1.Text = WebBrowser1.Url.AbsoluteUri

    End Sub

    Private Sub WebBrowser1_StatusTextChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles WebBrowser1.StatusTextChanged
        StatusBar1.Text = "Status: " & WebBrowser1.StatusText

    End Sub

    Private Sub SaveAsToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SaveAsToolStripMenuItem.Click
        WebBrowser1.ShowSaveAsDialog()

    End Sub

    Private Sub ProprietiesToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ProprietiesToolStripMenuItem.Click
        WebBrowser1.ShowPropertiesDialog()

    End Sub

    Private Sub NewToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles NewToolStripMenuItem.Click
        WebBrowser1.Document.Window.OpenNew("", "")
    End Sub

    Private Sub ToolStripButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton1.Click
        WebBrowser1.GoForward()
        TextBox1.Text = WebBrowser1.StatusText
    End Sub

    Private Sub ToolStripButton2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton2.Click
        WebBrowser1.GoBack()
        TextBox1.Text = WebBrowser1.StatusText
    End Sub

    Private Sub ToolStripButton3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton3.Click
        WebBrowser1.Stop()
    End Sub

    Private Sub ToolStripButton4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton4.Click
        WebBrowser1.Refresh()
    End Sub

    Private Sub AxCameraPreviewCtrl1_PreviewStarted(ByVal sender As System.Object, ByVal e As AxDSCameraPreviewCtrlLib._ICameraPreviewCtrlEvents_PreviewStartedEvent)

    End Sub
End Class

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