?? frm_gendata.frm
字號(hào):
VERSION 5.00
Begin VB.Form Frm_gendata
Caption = "Form1"
ClientHeight = 7470
ClientLeft = 60
ClientTop = 345
ClientWidth = 9720
LinkTopic = "Form1"
ScaleHeight = 7470
ScaleWidth = 9720
StartUpPosition = 3 'Windows Default
Begin VB.CommandButton writedb100000250
Caption = "writedb100000_250"
Height = 255
Left = 120
TabIndex = 20
Top = 720
Width = 1695
End
Begin VB.CommandButton Cmd1000to10002
Caption = "Cmd1000to10002"
Height = 255
Left = 4800
TabIndex = 19
Top = 240
Width = 1575
End
Begin VB.ComboBox Combo1
Height = 315
Left = 6840
TabIndex = 18
Text = "Combo1"
Top = 4080
Width = 2055
End
Begin VB.CommandButton GenL2ByH2
Caption = "GenL2ByH2"
Height = 495
Left = 7200
TabIndex = 17
Top = 360
Width = 1815
End
Begin VB.CommandButton TestH2
Caption = "TestH2"
Height = 495
Left = 3840
TabIndex = 16
Top = 4920
Width = 1215
End
Begin VB.Frame Frame6
Caption = "Frame6"
Height = 1335
Left = 2040
TabIndex = 15
Top = 5640
Width = 4335
End
Begin VB.Frame Frame5
Caption = "Frame5"
Height = 1815
Left = 120
TabIndex = 14
Top = 5040
Width = 1455
End
Begin VB.Frame Frame4
Caption = "Frame4"
Height = 1695
Left = 7200
TabIndex = 13
Top = 5160
Width = 1095
End
Begin VB.Frame Frame3
Caption = "Frame3"
Height = 3495
Left = 6720
TabIndex = 12
Top = 0
Width = 2655
Begin VB.CommandButton Command1
Caption = "Command1"
Height = 495
Left = 720
TabIndex = 21
Top = 1920
Width = 1695
End
End
Begin VB.CommandButton AddRndItem
Caption = "AddRndItem"
Height = 495
Left = 4680
TabIndex = 11
Top = 1920
Width = 1215
End
Begin VB.CommandButton TestStrDecold
Caption = "TestStrDecold"
Height = 495
Left = 3240
TabIndex = 10
Top = 1920
Width = 1335
End
Begin VB.CommandButton testStrDecompose
Caption = "testStrDecompose"
Height = 495
Left = 1560
TabIndex = 9
Top = 1920
Width = 1575
End
Begin VB.Frame Frame2
Caption = "Test"
Height = 1815
Left = 0
TabIndex = 7
Top = 1680
Width = 6495
Caption = "testdbvisittime"
Height = 495
Left = 120
TabIndex = 8
Top = 240
Width = 1335
End
End
Begin VB.Frame Frame1
Caption = "Generate DB"
Height = 1575
Left = 0
TabIndex = 3
Top = 0
Width = 6495
Begin VB.CommandButton writedb10000
Caption = "writedb10000"
Height = 255
Left = 3240
TabIndex = 6
Top = 240
Width = 1455
End
Begin VB.CommandButton writedb1000
Caption = "writedb1000"
Height = 255
Left = 120
TabIndex = 5
Top = 240
Width = 1455
End
Begin VB.CommandButton writeDB100000
Caption = "writedb100000"
Height = 255
Left = 1680
TabIndex = 4
Top = 240
Width = 1455
End
End
Begin VB.CommandButton Command7
Caption = "Command7"
Height = 495
Left = 2040
TabIndex = 2
Top = 4080
Width = 1575
End
Begin VB.CommandButton Command6
Caption = "TestC2inTrans"
Height = 495
Left = 1680
TabIndex = 1
Top = 4920
Width = 1815
End
Begin VB.CommandButton Command3
Caption = "readdb"
Height = 495
Left = 3720
TabIndex = 0
Top = 4080
Width = 1455
End
End
Attribute VB_Name = "Frm_gendata"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim head As node
Dim pointer As node
Dim newnode As node
Dim n As node
Dim counts As Long
Dim temp As node
Private Sub createlist_Click()
Dim n As node
Dim i As Long
counts = 0
Set head = New node '可選的。通常在聲明時(shí)使用 New，以便可以隱式創(chuàng)建對(duì)象。如果 New 與 Set 一起使用，
'則將創(chuàng)建該類的一個(gè)新實(shí)例。如果 objectvar 包含了一個(gè)對(duì)象引用，則在賦新值時(shí)釋放
'該引用
head.x = 8
Set head.nextnode = Nothing
counts = counts + 1
head.count = counts
Set pointer = head
For i = 1 To 15
Set newnode = New node
newnode.x = i
counts = counts + 1
newnode.count = counts
Set newnode.nextnode = Nothing
Set pointer.nextnode = newnode
Set pointer = newnode
Next i
Set pointer.nextnode = head
Set pointer = head
Do
Print pointer.x
Set pointer = pointer.nextnode
If ObjPtr(pointer) = ObjPtr(head) Then 'objptr返回對(duì)象的地址
Exit Sub 'strptr返回變長(zhǎng)字符串的字符串?dāng)?shù)據(jù)地址
End If 'varptr返回變量的地址
DoEvents '用與獲取變量地址，是函數(shù)。
Loop While Not pointer Is Nothing
End Sub
Private Sub delete_Click()
Dim a As Long
Dim b As Long
a = CLng(InputBox("輸入要?jiǎng)h除的一個(gè)數(shù)據(jù)", "輸入數(shù)據(jù)"))
b = CLng(InputBox("輸入該數(shù)據(jù)的位置", "位置"))
Set pointer = head
If b = 1 Then
Do
Set pointer = pointer.nextnode
If ObjPtr(pointer.nextnode) = ObjPtr(head) Then
Set pointer.nextnode = head.nextnode
Set head = Nothing
Set head = pointer.nextnode
Exit Do
End If
DoEvents
Loop While Not pointer Is Nothing
counts = 1
Set pointer = head
pointer.count = counts
Do
counts = counts + 1
Set pointer = pointer.nextnode
pointer.count = counts
If ObjPtr(pointer.nextnode) = ObjPtr(head) Then
Exit Do
End If
DoEvents
Loop While Not pointer Is Nothing
Else
While pointer.count <> b
Set n = New node
Set n = pointer
Set pointer = pointer.nextnode
DoEvents
Wend
Set n.nextnode = pointer.nextnode
Set pointer = Nothing
Set pointer = n
End If
counts = 0
Set pointer = head
counts = counts + 1
pointer.count = counts
Do
counts = counts + 1
Set pointer = pointer.nextnode
pointer.count = counts
If ObjPtr(pointer.nextnode) = ObjPtr(head) Then
Exit Do
End If
DoEvents
Loop While Not pointer Is Nothing
End Sub
Private Sub insert_Click()
Dim a As Long
Dim b As Long
a = CLng(InputBox("輸入要插入的一個(gè)數(shù)據(jù)", "輸入數(shù)據(jù)"))
b = CLng(InputBox("輸入該數(shù)據(jù)的位置", "位置"))
Set pointer = head
If b = 1 Then
head.x = a
Else
While pointer.count <> b
Set pointer = pointer.nextnode
DoEvents
Wend
pointer.x = a
End If
End Sub
Private Sub insert2_Click()
Dim a As Long
Dim b As Long
a = CLng(InputBox("輸入要?jiǎng)h除的一個(gè)數(shù)據(jù)", "輸入數(shù)據(jù)"))
b = CLng(InputBox("輸入該數(shù)據(jù)的位置", "位置"))
Set pointer = head
If b = 1 Then
Set n = New node
n.x = a
Set n.nextnode = Nothing
Do
Set pointer = pointer.nextnode
If ObjPtr(pointer.nextnode) = ObjPtr(head) Then
Set pointer.nextnode = n
Set n.nextnode = head
Set head = n
Exit Do
End If
Loop While Not pointer Is Nothing
Set pointer = head
counts = 1
pointer.count = 1
Do
counts = counts + 1
Set pointer = pointer.nextnode
pointer.count = counts
If ObjPtr(pointer.nextnode) = ObjPtr(head) Then
Exit Do
End If
Loop While Not pointer Is Nothing
Else
Set n = New node
n.x = a
Set n.nextnode = Nothing
While pointer.count <> b
Set temp = New node
Set temp = pointer
Set pointer = pointer.nextnode
DoEvents
Wend
Set n.nextnode = pointer
Set temp.nextnode = n
Set pointer = n
Set pointer = head
counts = 1
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