您现在的位置: 天极网 > 开发频道 > VB编程控制Windows中文输入法
全文

VB编程控制Windows中文输入法

2004-07-27 18:16作者:vbfdy 出处:chinabyte责任编辑:方舟
  在Windows中我们可以用“Ctrl+Shift”键来调入或切换中文输入法,但是这样做每次都是使位于输入法列表顶端的那个输入法首先被调用。通常我们都要连续按好几次“Ctrl+Shift”才能将习惯的输入法调出。我编制了一段小程序,通过它可以把任意一个输入法放在输入法列表的顶端。

  它的原理是:使用LoadKeyboardLayout函数可以改变输入法的顺序,只要在第一个参数中传递目标输入法的KeyboardlayoutName,第二个参数用KLF_REORDER就可以了。

  例如,aa = LoadKeyboardLayout(″00000409″, KLF_REORDER) 使英文变成第一。那怎样获得KeyboardlayoutName呢?因为使用GetKeyboardLayoutname可以返回当前输入法的KeyboardlayoutName,所以我们可以先用GetKeyboardLayoutList 函数来取得所有输入法,再用activateKeyboardlayout()函数设置当前输入法,最后就可以得到它的KeyboardlayoutName了。具体步骤如下:

  打开VB后选择标准的EXE文档,在Form1上添加一个Combobox和一个command控件,输入以下程序。

  ′以下的API函数用于输入法操作
  Private Declare Function GetKeyboardLayoutList Lib ″user32″ _
  (ByVal nBuff As Long, lpList As Long) As Long
  Private Declare Function ImmGetDescription Lib ″imm32.dll″ _
  Alias ″ImmGetDescriptionA″ (ByVal hkl As Long, _
  ByVal lpsz As String, ByVal uBufLen As Long) As Long
  Private Declare Function ImmIsIME Lib ″imm32.dll″ (ByVal hkl As Long) As Long
  Private Declare Function ActivateKeyboardLayout Lib ″user32″ _
  (ByVal hkl As Long, ByVal flags As Long) As Long
  Private Declare Function GetKeyboardLayout Lib ″user32″ (ByVal dwLayout As Long)As Long
  Private Declare Function GetKeyboardLayoutName Lib ″user32″ Alias _
  ″GetKeyboardLayoutNameA″ (ByVal pwszKLID As String) As Long
  Private Declare Function LoadKeyboardLayout Lib ″user32″ Alias ″LoadKeyboardLayoutA″ _
  (ByVal pwszKLID As String, ByVal flags As Long) As Long
 
  Const KLF_REORDER = &H8
  Private NoOfKBDLayout As Long, i As Long, j As Long
  Private hKB(24) As Long, BuffLen As Long
  Private Buff As String
  Private RetStr As String
  Private RetCount As Long
  Private kln As String

  Private Sub Command1_Click()
   If Combo1.ListIndex = -1 Then′如果用户尚未选择输入法,显示出错信息
    MsgBox ″请先选择一个输入法″
    Exit Sub
   End If
   ′改变输入法顺序
   kln = String(8, 0)
   ActivateKeyboardLayout hKB(Combo1.ListIndex), 0
   res = GetKeyboardLayoutName(kln)
   res = LoadKeyboardLayout(kln, KLF_REORDER)
   ActivateKeyboardLayout hCurKBDLayout, 0
  End Sub

  Private Sub Form_Load()
   Buff = String(255, 0)
   hCurKBDLayout = GetKeyboardLayout(0) ′取得目前的输入法
   NoOfKBDLayout = GetKeyboardLayoutList(25, hKB(0)) ′取得所有输入法
   ′ReDim layoutlist(NoOfKBDLayout) As String
   For i = 1 To NoOfKBDLayout
    If ImmIsIME(hKB(i - 1)) = 1 Then ′中文输入法
     BuffLen = 255
     RetCount = ImmGetDescription(hKB(i - 1), Buff, BuffLen)
     RetStr = Left(Buff, RetCount)
     Combo1.AddItem RetStr
    Else
     RetStr = ″English (American)″ ′英文输入法
     Combo1.AddItem RetStr
    End If
   Next
   ActivateKeyboardLayout hCurKBDLayout, 0 ′恢复原来的输入法
  End Sub

  运行后,在combobox中选择目标输入法,按下command即可。

软件资讯·软件下载尽在天极软件

相关搜索:
相关文章及软件
关注此文读者还看过
热门关注
特别推荐
网友关注
软件下载
娱乐下载
驱动下载
文章排行
本周
本月
最近更新
关于我们|About us|网站律师|天极服务|电子杂志|RSS订阅|加入我们|网站地图
TMG
Copyright (C) 1999-2009 Chinabyte.com, All Rights Reserved 版权所有 天极网络
商务联系、网站内容、合作建议:010-82657868
版权声明 在线提交意见反馈 渝ICP证B2-20030003号
经营性网站备案信息 网警备案 中国网站排名
天极传媒:天极网|比特网|IT专家网|IT商网|52PK游戏网|IT分众