extracticon.frm

新手学习vb语言的实用资料于其对计算机语言做出相应了解的教材

VERSION 5.00
Object = "{F9043C88-F6F2-101A-A3C9-08002B2F49FB}#1.2#0"; "COMDLG32.OCX"
Begin VB.Form Form1 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "从可执行文件或动态库文件中提取内部所有图标"
   ClientHeight    =   2190
   ClientLeft      =   5955
   ClientTop       =   5130
   ClientWidth     =   4215
   Icon            =   "ExtractIcon.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2190
   ScaleWidth      =   4215
   StartUpPosition =   2  '屏幕中心
   Begin MSComDlg.CommonDialog Dlg 
      Left            =   3360
      Top             =   120
      _ExtentX        =   847
      _ExtentY        =   847
      _Version        =   393216
   End
   Begin VB.CommandButton Command2 
      Caption         =   "选择图标源"
      Height          =   375
      Left            =   600
      TabIndex        =   3
      ToolTipText     =   "Select a different resource"
      Top             =   1440
      Width           =   1335
   End
   Begin VB.VScrollBar VScroll1 
      Height          =   640
      Left            =   2640
      TabIndex        =   2
      Top             =   360
      Width           =   255
   End
   Begin VB.CommandButton Command1 
      Caption         =   "保存图标&Save"
      Height          =   375
      Left            =   2280
      TabIndex        =   1
      ToolTipText     =   "Save the currently selected image into a file"
      Top             =   1440
      Width           =   1335
   End
   Begin VB.PictureBox Picture1 
      AutoRedraw      =   -1  'True
      AutoSize        =   -1  'True
      BorderStyle     =   0  'None
      Height          =   630
      Left            =   1200
      ScaleHeight     =   630
      ScaleWidth      =   630
      TabIndex        =   0
      ToolTipText     =   "Use the scroll bar to view the images"
      Top             =   360
      Width           =   630
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "文件内部所含图标个数"
      Height          =   180
      Left            =   120
      TabIndex        =   4
      Top             =   0
      Width           =   1800
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub Command1_Click()
  On Error Resume Next
  With Dlg
    .FileName = sDestFile
    .CancelError = True
    .Action = 2
    If Err Then
      Err.Clear
      Exit Sub
    End If
    sDestFile = .FileName
    SavePicture Picture1.Image, sDestFile
  End With
End Sub

Private Sub Command2_Click()
  Dim a%
  
  On Error Resume Next
  With Dlg
    .FileName = sSourcePgm
    .CancelError = True
    .DialogTitle = "Select a DLL or EXE which includes Icons"
    .Filter = "Icon Resources (*.ico;*.exe;*.dll)|*.ico;*.exe;*.dll|All files|*.*"
    .Action = 1
    If Err Then
      Err.Clear
      Exit Sub
    End If
    sSourcePgm = .FileName
    DestroyIcon lIcon
    Do
      lIcon = ExtractIcon(App.hInstance, sSourcePgm, a)
      If lIcon = 0 Then Exit Do
      a = a + 1
      DestroyIcon lIcon
    Loop
    If a = 0 Then
      MsgBox "No Icons in this file!"
    End If
    Label1.Caption = "本文件内部共有 " & a & IIf(a = 1, " 个图标", " 个图标Images")
    VScroll1.Max = IIf(a = 0, 0, a - 1)
    VScroll1.Value = 0
    VScroll1_Change
  End With
End Sub

Private Sub VScroll1_Change()
  DestroyIcon lIcon
  Picture1.Cls
  lIcon = ExtractIcon(App.hInstance, sSourcePgm, VScroll1.Value)
  Picture1.AutoSize = True
  Picture1.AutoRedraw = True
  DrawIcon Picture1.hdc, 0, 0, lIcon
  Picture1.Refresh
End Sub