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n
strText = "编辑菜单"
ElseIf sender Is mFile Then
strText = "文件菜单"
ElseIf sender Is mFind Then
strText = "显示查找面板。。"
ElseIf sender Is mFindnext Then
strText = "查找下一个"
ElseIf sender Is mFont Then
strText = "显示字体设置对话框"
ElseIf sender Is mOpen Then
strText = "打开菜单"
ElseIf sender Is mEdit Then
strText = "编辑菜单"
ElseIf sender Is mPagesetup Then
strText = "页面设置选项"
ElseIf sender Is mEdit Then
strText = "编辑菜单"
''''.........
''''........
''''........
Else
strText = String.Empty
End If
WriteToStatusBar(strText)
End Sub
Public Sub WriteToStatusBar(ByVal Text As String)
StatusBar1.Text = Text
End Sub
Private Sub MenuItem2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem2.Click
ColorDialog1.ShowDialog()
rtbox.ForeColor = ColorDialog1.Color
End Sub
''''***********************************************************************************************
''''下面是关于实现查找功能
Dim MyPos As Integer ''''先声明一个全局变量
Private Sub FindText(ByVal start As Integer) ''''创建findtext函数
Dim pos As Integer
Dim target As String
''''获取用户输入的要查找的字符串
target = txtbox.Text
pos = InStr(start, rtbox.Text, target)
If pos > 0 Then ''''找到了匹配字符串
MyPos = pos
rtbox.SelectionStart = MyPos - 1 ''''高亮显示
rtbox.SelectionLength = Len(txtbox.Text)
rtbox.Focus()
Else
MsgBox("没找到！")
End If
End Sub
Private Sub find_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles find.Click
FindText(1)
End Sub
Private Sub findnext_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles findnext.Click
FindText(MyPos + 1)
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles closepanel.Click
Panel1.Visible = False
End Sub
''''*************************************************************************************************************
''''下面这段程序，用作拖拽“查找面板”使用
Dim dragging As Boolean
Dim mousex As Integer
Dim mousey As Integer
Private Sub panel1_MouseDown(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles Panel1.MouseDown
If e.Button = MouseButtons.Left Then
dragging = True
mousex = -e.X
mousey = -e.Y
Dim clipleft As Integer = Me.PointToClient(MousePosition).X - Panel1.Location.X
Dim cliptop As Integer = Me.PointToClient(MousePosition).Y - Panel1.Location.Y
Dim clipwidth As Integer = Me.ClientSize.Width - (Panel1.Width - clipleft)
Dim clipheight As Integer = Me.ClientSize.Height - (Panel1.Height - cliptop)
Cursor.Clip = Me.RectangleToScreen(New Rectangle(clipleft, cliptop, clipwidth, clipheight))
Panel1.Invalidate()
End If
End Sub
Private Sub panel1_MouseMove(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles Panel1.MouseMove
If dragging Then
''''移动控件到新的位置
Dim MPosition As New Point()
MPosition = Me.PointToClient(MousePosition)
MPosition.Offset(mousex, mousey)
''''确实控件不能离开主窗口
Panel1.Location = MPosition
End If
End Sub
Private Sub panel1_MouseUp(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles Panel1.MouseUp
If dragging Then
''''结束拖拽
dragging = False
Cursor.Clip = Nothing
Panel1.Invalidate()
End If
End Sub
''''****************************************************************************************************************
Private Sub replace_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mpreplace.Click
rtbox.Text = rtbox.Text.Replace(txtbox.Text, rpbox.Text)
End Sub
Private Sub mFind_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mFind.Click
Panel1.Visible = True
End Sub
Private Sub mFindnext_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mFindnext.Click
FindText(MyPos + 1)
End Sub
Private Sub mReplace_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mReplace.Click
rtbox.Text = rtbox.Text.Replace(txtbox.Text, rpbox.Text)
End Sub
End Class
''''完。
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