form1.frm

VB源码,是初学者的福因.让你很快掌握VB编程

VERSION 5.00
Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "comdlg32.ocx"
Begin VB.Form Form1 
   Caption         =   "Picture Viewer"
   ClientHeight    =   2655
   ClientLeft      =   2355
   ClientTop       =   2235
   ClientWidth     =   3150
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   ScaleHeight     =   2655
   ScaleWidth      =   3150
   Begin MSComDlg.CommonDialog CommonDialog1 
      Left            =   2400
      Top             =   240
      _ExtentX        =   847
      _ExtentY        =   847
      _Version        =   393216
   End
   Begin VB.Image imgShow 
      Height          =   615
      Left            =   0
      Top             =   0
      Width           =   855
   End
   Begin VB.Menu file 
      Caption         =   "文件"
      Begin VB.Menu open 
         Caption         =   "打开"
      End
      Begin VB.Menu about 
         Caption         =   "关于"
      End
      Begin VB.Menu exit 
         Caption         =   "退出"
      End
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub about_Click()
'Displays the form that tells about the program.
frmAbout.Show
End Sub


Private Sub exit_Click()
'Closes the program.
Unload Me
End Sub


Private Sub open_Click()

Dim Whatfile As String ' Defines variables.
CommonDialog1.Filter = "All Files (*.*)|*.*|JPG Files (*.jpg)|*.jpg|GIF Files (*.gif)|*.gif|BMP Files (*.bmp)|*.bmp" 'Sets all of the file filters.
CommonDialog1.ShowOpen 'Opens the "Open" Dialog box.
Whatfile = CommonDialog1.FileName '"Whatfile" is temporary the name of the selected file. The file is stored in memory and can be used by using the word "Whatfile" as I used here.
imgShow.Picture = LoadPicture(Whatfile) 'Puts "Whatfile" (The image) into the imgShow object.
Form1.Height = imgShow.Height + 675 'Adjusts the form's height to fit the picture.
Form1.Width = imgShow.Width + 135  'Adjusts the form's width to fit the picture.
End Sub