罗列系统的输入法列表，点击按钮，实现中英文输入切换

#include <QMessageBox> #include "testIME.h" #include "inputmethod.h" #include <Windows.h> #include <iostream> #include <QList> #include <Msctf.h> #include <atlcomcli.h> #pragma comment ( lib , "User32.lib" ) #pragma comment ( lib , "imm32.lib" ) testIME::testIME(QWidget *parent) : QMainWindow(parent) { ui.setupUi(this); m_pIM = new InputMethod(parent); QList<inputmethod::IMList*> pList = m_pIM->GetIMlist(); int nCount = pList.size(); QString strText; int low = 0; int high = 0; BOOL bIme = false; HKL hKL[4]; HKL hCurKL; hCurKL=GetKeyboardLayout(0); //保存初始输入法 GetKeyboardLayoutList(nCount,hKL); //获取输入法列表，只获取两项 for ( int i = 0; i < nCount; i++ ) { //printf("ID = %s,Name = %s\n",pList.at(i)->strID.c_str(),pList.at(i)->strName.c_str()); //std::cout<<"ID = "<<pList.at(i)->strID.c_str()<<","<<"Name = "<<pList.at(i)->strName.c_str()<<std::endl; strText += QString::fromStdWString(pList.at(i)->strID); strText += "\t"; strText += QString::fromStdWString(pList.at(i)->strName); strText += "\n"; } for ( int i = 0; i < nCount; i++ ) { low = LOWORD(hKL[i]); high = HIWORD(hKL[i]); bIme = ImmIsIME(hKL[i]);//判断当前输入法是否打开(即是否非美式键盘的英文状态) 1:非美式的英文状态 0：美式的英文状态 strText += QString("high=%1").arg(high); strText += "\t"; strText += QString("low=%1").arg(low); strText += "\t"; strText += QString("bIme=%1").arg(bIme); strText += "\n"; } ui.textEdit->setText(strText); ui.textEdit->installEventFilter(this); bool bRes = IsWinVerGreaterThan(5,0); //QMessageBox::information(this, QStringLiteral("提示"), QString("(5,0)bRes=%1").arg(bRes)); bRes = IsWinVerGreaterThan(6,1); //QMessageBox::information(this, QStringLiteral("提示"), QString("(6,1)bRes=%1").arg(bRes)); bRes = IsWinVerGreaterThan(6,2);//其实是>=的意思 //QMessageBox::information(this, QStringLiteral("提示"), QString("(6,2)bRes=%1").arg(bRes)); bRes = IsWinVerGreaterThan(7,2); //QMessageBox::information(this, QStringLiteral("提示"), QString("(7,2)bRes=%1").arg(bRes)); } testIME::~testIME() { } bool testIME::GetCurrentIme(QString & strName) { QWidget * pWidget = QApplication::activeWindow(); HWND hWnd = (HWND)pWidget->window(); DWORD thId; HKL hkl; thId=::GetWindowThreadProcessId(hWnd,NULL); WCHAR buffer[255]; ::memset(buffer,0,255); hkl=::GetKeyboardLayout(thId); QString strTemp(""); //win8 TSF if ( IsWinVerGreaterThan(6,1) == true && IsWinVerGreaterThan(6,2) == true ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("win8")); HRESULT hr = S_OK; CComPtr<ITfInputProcessorProfiles> pProfiles; LANGID langid; BSTR bstrImeName = NULL; hr = CoCreateInstance(CLSID_TF_InputProcessorProfiles, NULL, CLSCTX_INPROC_SERVER, IID_ITfInputProcessorProfiles, (LPVOID*)&pProfiles); if ( hr != S_OK ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("failed to call CoCreateInstance()")); return false; } hr = pProfiles->GetCurrentLanguage(&langid); if ( hr != S_OK ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("failed to call GetCurrentLanguage()")); return false; } CLSID textSrvId, profileId; hr = pProfiles->GetDefaultLanguageProfile(langid, GUID_TFCAT_TIP_KEYBOARD, &textSrvId, &profileId); if ( hr != S_OK ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("failed to call GetDefaultLanguageProfile()")); return false; } hr = pProfiles->GetActiveLanguageProfile(textSrvId, &langid, &profileId); if ( hr != S_OK ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("failed to call GetActiveLanguageProfile()")); return false; } hr = pProfiles->GetLanguageProfileDescription(textSrvId, langid, profileId, &bstrImeName); if ( hr != S_OK ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("failed to call GetLanguageProfileDescription()")); return false; } QString strTemp((QChar*)bstrImeName, wcslen(bstrImeName)); SysFreeString(bstrImeName); } //win7/xp IME else if ( IsWinVerGreaterThan(6,1) == true && IsWinVerGreaterThan(6,2) == false || IsWinVerGreaterThan(6,1) == false ) { QMessageBox::information(this, QStringLiteral("提示"), QStringLiteral("win7")); if (::ImmIsIME(hkl)) { ::ImmGetDescription(hkl,buffer,255); } else { ::ImmGetDescription(hkl,buffer,255); } strTemp = QString::fromStdWString(buffer); } strName = strTemp; return true; } bool testIME::eventFilter(QObject *watched, QEvent *event) { if ( watched == ui.textEdit ) { if (event->type() == QEvent::FocusIn) { //setCN(); } } //将事件交给上层对话框 return QWidget::eventFilter(watched,event); } void testIME::setCN() { HKL hKL[4]; HKL hCurKL; HWND hWnd = (HWND)this->winId(); hCurKL=::GetKeyboardLayout(0); //保存初始输入法 DWORD dwPID, dwTID; dwTID = ::GetWindowThreadProcessId( hWnd, &dwPID ); HKL hkl = ::GetKeyboardLayout(dwTID); //DWORD currentThId=::GetCurrentThreadId(); //::AttachThreadInput(currentThId,dwTID,TRUE); WCHAR buffer[255]; ::ImmGetDescription(hkl,buffer,255); ::GetKeyboardLayoutList(4,hKL); //获取输入法列表，只获取两项 // TODO: Add your control notification handler code here if(hCurKL==hKL[0]) { hCurKL=hKL[3]; //选择第4种输入法 } ::ActivateKeyboardLayout(hCurKL,KLF_SUBSTITUTE_OK); //切换输入法 //获得状态 HIMC hIMC; DWORD dwConv, dwSent; hIMC=ImmGetContext(hWnd); ImmGetConversionStatus(hIMC,&dwConv,&dwSent); //中文状态 if((dwConv & IME_CMODE_LANGUAGE) != IME_CMODE_NATIVE) { dwConv &= ~IME_CMODE_LANGUAGE; dwConv |= IME_CMODE_NATIVE; //中文输入状态 } //全角 if (!(dwConv & IME_CMODE_FULLSHAPE)) dwConv |= IME_CMODE_FULLSHAPE; //全角 if (!(dwConv & IME_CMODE_SYMBOL)) dwConv |= IME_CMODE_SYMBOL; //中文标点 ImmSetConversionStatus(hIMC,dwConv,dwSent); ImmReleaseContext(hWnd,hIMC); } void testIME::on_pushButton_clicked() { //hCurKL=::GetKeyboardLayout(0); //保存初始输入法 QString strText; HWND hWnd = (HWND)this->winId(); HKL hkl; // // HWND hWndQE = (HWND)ui.textEdit_CurIME->winId(); DWORD dwPID, dwTID; dwTID = ::GetWindowThreadProcessId( hWnd, &dwPID ); hkl =GetKeyboardLayout(dwTID); // // HWND htopwindow = GetForegroundWindow(); // DWORD threadid = GetWindowThreadProcessId(htopwindow,NULL); // hkl=GetKeyboardLayout(threadid); //hkl = ::GetKeyboardLayout(0); WCHAR ch[256]; BOOL bRes = GetKeyboardLayoutName(ch); QString strTemp(""); strTemp = QString::fromStdWString(ch); //GetCurrentIme(strTemp); // QWidget * pWidget = QApplication::activeWindow(); // hWnd = (HWND)pWidget->window(); // DWORD thId; // thId=::GetWindowThreadProcessId(hWnd,NULL); // hkl=::GetKeyboardLayout(thId); HIMC hIMC; DWORD dwConv, dwSent; //HWND hWnd = (HWND)this->winId(); hIMC=ImmGetContext(hWnd); BOOL bOpen = false; bOpen = ImmGetOpenStatus(hIMC); strText += QString("high=%1").arg(HIWORD(hkl)); strText += "\t"; strText += QString("low=%1").arg(LOWORD(hkl)); strText += "\t"; strText += QString("name=") + strTemp; strText += "\t"; strText += QString("bIme=%1").arg(ImmIsIME(hkl)); strText += "\t"; strText += QString("bCN=%1").arg(isCNStatus()); strText += "\t"; strText += QString("bOpen=%1").arg(bOpen); strText += "\n"; ui.textEdit_CurIME->setText(strText); } void testIME::on_pushButton_switch_clicked() { QString strText(""),strCN(""),strEN("英"); strText = ui.pushButton_switch->text().trimmed(); inputmethod::eCN_EN m_eType; //标记当前是中文还是英文输入法 strCN = QStringLiteral("中"); s