frmtip.frm

金算盘软件代码

VERSION 5.00
Begin VB.Form frmTip 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "日积月累"
   ClientHeight    =   3555
   ClientLeft      =   2355
   ClientTop       =   2385
   ClientWidth     =   6285
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3555
   ScaleWidth      =   6285
   WhatsThisButton =   -1  'True
   WhatsThisHelp   =   -1  'True
   Begin VB.CheckBox chkLoadTipsAtStartup 
      Caption         =   "启动时显示(&S)"
      Height          =   180
      Left            =   120
      TabIndex        =   3
      Top             =   3255
      Width           =   2055
   End
   Begin VB.CommandButton cmdNextTip 
      Height          =   375
      Left            =   5025
      Style           =   1  'Graphical
      TabIndex        =   2
      Top             =   600
      UseMaskColor    =   -1  'True
      Width           =   1215
   End
   Begin VB.PictureBox Picture1 
      BackColor       =   &H80000018&
      BeginProperty Font 
         Name            =   "MS Sans Serif"
         Size            =   8.25
         Charset         =   0
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   3030
      Left            =   120
      Picture         =   "frmTip.frx":0000
      ScaleHeight     =   2970
      ScaleWidth      =   4725
      TabIndex        =   1
      Top             =   105
      Width           =   4785
      Begin VB.Label Label1 
         BackColor       =   &H80000018&
         Caption         =   "您知道吗？"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   12
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   540
         TabIndex        =   5
         Top             =   180
         Width           =   2655
      End
      Begin VB.Label lblTipText 
         BackColor       =   &H00FFFFFF&
         BackStyle       =   0  'Transparent
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   10.5
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   2280
         Left            =   180
         TabIndex        =   4
         Top             =   735
         Width           =   4500
      End
   End
   Begin VB.CommandButton cmdOK 
      Cancel          =   -1  'True
      Default         =   -1  'True
      Height          =   375
      Left            =   5010
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   120
      UseMaskColor    =   -1  'True
      Width           =   1215
   End
End
Attribute VB_Name = "frmTip"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

' 技巧的数据库。
Dim Tips As New Collection

' 技巧文件名称。
Const TIP_FILE = "TIPOFDAY.TXT"

' 当前被显示的技巧集合索引。
Dim CurrentTip As Long
Dim lngOldTip As Long

Private Sub DoNextTip()

    ' 随机选择一个技巧。
    lngOldTip = CurrentTip
    Do Until CurrentTip <> lngOldTip
        CurrentTip = Int((Tips.Count * Rnd) + 1)
    Loop
    
    ' 或者，按顺序在所有技巧中循环选择。

'    CurrentTip = CurrentTip + 1
'    If Tips.Count < CurrentTip Then
'        CurrentTip = 1
'    End If
    
    ' 显示。
    frmTip.DisplayCurrentTip
    
End Sub

Function LoadTips(sFile As String) As Boolean
    Dim NextTip As String   ' 从文件读取每一个技巧。
    Dim InFile As Integer   ' 文件描述符。
    
    ' 获得下一个空文件描述符。
    InFile = FreeFile
    
    ' 确保一个文件被指定。
    If sFile = "" Then
        LoadTips = False
        Exit Function
    End If
    
    ' 试图打开一个文件前，确保该文件存在。
    If Dir(sFile) = "" Then
        LoadTips = False
        Exit Function
    End If
    
    ' 从文本文件读取该集合。
    Open sFile For Input As InFile
    While Not EOF(InFile)
        Line Input #InFile, NextTip
        If Trim(NextTip) <> "" Then
            Tips.Add NextTip
        End If
    Wend
    Close InFile

    ' 随机显示一个技巧。
    DoNextTip
    
    LoadTips = True
    
End Function

Private Sub chkLoadTipsAtStartup_Click()
    ' 保存启动时该窗体是否显示。
    SaveSetting App.title, "Tips", "ShowWhenStart", chkLoadTipsAtStartup.Value
End Sub

Private Sub cmdNextTip_Click()
    DoNextTip
End Sub

Private Sub cmdOK_Click()
    Set Tips = Nothing
    Unload Me
End Sub

Private Sub Form_Load()
       
    ' 设置复选框
    Me.chkLoadTipsAtStartup.Value = GetSetting(App.title, "Tips", "ShowWhenStart", 1)
    
    ' 为 Rnd 重置种子
    Randomize
    
    ' 读技巧文件并随机显示一个技巧。
    If LoadTips(App.Path & "\" & TIP_FILE) = False Then
        cmdNextTip.Enabled = False
        lblTipText.Caption = "" & TIP_FILE & " 文件未找到？" & vbCrLf & vbCrLf & _
           "使用记事本，创建一个名为 " & TIP_FILE & " 的文本文件，其中每行一个技巧。 " & _
           "然后，放在应用程序所在目录下。"
    End If

    Set Me.Icon = Utility.GetFormResPicture(139, vbResIcon)
    Set cmdOk.Picture = GetFormResPicture(1001, 0)
    Set cmdNextTip.Picture = GetFormResPicture(1004, 0)
End Sub

Private Sub Form_Unload(Cancel As Integer)
    RemoveFormResPicture 1001
    RemoveFormResPicture 1004
    RemoveFormResPicture 139
End Sub

Public Sub DisplayCurrentTip()
    Dim strTemp As String
    Dim strTemp1 As String
    
    If Tips.Count > 0 Then
        strTemp = GetNoXString(Tips.Item(CurrentTip), 1, "：")
        If Len(strTemp) > 0 And Len(strTemp) < Len(Tips.Item(CurrentTip)) Then
            strTemp1 = Right(Tips.Item(CurrentTip), Len(Tips.Item(CurrentTip)) - Len(strTemp) - 1)
            strTemp = strTemp & Chr(13) & "     " & strTemp1
        End If
        lblTipText.Caption = strTemp 'Tips.Item(CurrentTip)
    End If
End Sub