680 lines
16 KiB
C++
680 lines
16 KiB
C++
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#include "StdAfx.h"
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#include "EtUIUniBuffer.h"
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#ifdef _DEBUG
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#define new new(_NORMAL_BLOCK,__FILE__,__LINE__)
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#endif
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HINSTANCE CEtUIUniBuffer::s_hDll = NULL;
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HRESULT (WINAPI *CEtUIUniBuffer::_ScriptApplyDigitSubstitution)( const SCRIPT_DIGITSUBSTITUTE*, SCRIPT_CONTROL*, SCRIPT_STATE* ) = Dummy_ScriptApplyDigitSubstitution;
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HRESULT (WINAPI *CEtUIUniBuffer::_ScriptStringAnalyse)( HDC, const void *, int, int, int, DWORD, int, SCRIPT_CONTROL*, SCRIPT_STATE*, const int*, SCRIPT_TABDEF*, const BYTE*, SCRIPT_STRING_ANALYSIS* ) = Dummy_ScriptStringAnalyse;
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HRESULT (WINAPI *CEtUIUniBuffer::_ScriptStringCPtoX)( SCRIPT_STRING_ANALYSIS, int, BOOL, int* ) = Dummy_ScriptStringCPtoX;
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HRESULT (WINAPI *CEtUIUniBuffer::_ScriptStringXtoCP)( SCRIPT_STRING_ANALYSIS, int, int*, int* ) = Dummy_ScriptStringXtoCP;
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HRESULT (WINAPI *CEtUIUniBuffer::_ScriptStringFree)( SCRIPT_STRING_ANALYSIS* ) = Dummy_ScriptStringFree;
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const SCRIPT_LOGATTR* (WINAPI *CEtUIUniBuffer::_ScriptString_pLogAttr)( SCRIPT_STRING_ANALYSIS ) = Dummy_ScriptString_pLogAttr;
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const int* (WINAPI *CEtUIUniBuffer::_ScriptString_pcOutChars)( SCRIPT_STRING_ANALYSIS ) = Dummy_ScriptString_pcOutChars;
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CEtUIUniBuffer::CEtUIUniBuffer( int nInitialSize )
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{
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CEtUIUniBuffer::Initialize();
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m_nBufferSize = 0;
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m_pwszBuffer = NULL;
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m_bAnalyseRequired = true;
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m_Analysis = NULL;
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//m_pFont = NULL;
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m_nMaxEditBoxLength = MAX_COMPSTRING_SIZE;
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if( nInitialSize > 0 )
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{
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SetBufferSize( nInitialSize );
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}
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}
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CEtUIUniBuffer::~CEtUIUniBuffer(void)
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{
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SAFE_DELETE_ARRAY( m_pwszBuffer );
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if( m_Analysis )
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{
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_ScriptStringFree( &m_Analysis );
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}
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}
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void CEtUIUniBuffer::Initialize()
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{
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if( s_hDll )
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{
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return;
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}
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char szPath[ MAX_PATH + 1 ];
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if( !::GetSystemDirectory( szPath, MAX_PATH + 1 ) )
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{
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return;
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}
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strcat( szPath, UNISCRIBE_DLLNAME );
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s_hDll = LoadLibrary( szPath );
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if( s_hDll )
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{
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*( FARPROC * )&_ScriptApplyDigitSubstitution = GetProcAddress( s_hDll, "ScriptApplyDigitSubstitution" );
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*( FARPROC * )&_ScriptStringAnalyse = GetProcAddress( s_hDll, "ScriptStringAnalyse" );
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*( FARPROC * )&_ScriptStringCPtoX = GetProcAddress( s_hDll, "ScriptStringCPtoX" );
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*( FARPROC * )&_ScriptStringXtoCP = GetProcAddress( s_hDll, "ScriptStringXtoCP" );
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*( FARPROC * )&_ScriptStringFree = GetProcAddress( s_hDll, "ScriptStringFree" );
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*( FARPROC * )&_ScriptString_pLogAttr = GetProcAddress( s_hDll, "ScriptString_pLogAttr" );
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*( FARPROC * )&_ScriptString_pcOutChars = GetProcAddress( s_hDll, "ScriptString_pcOutChars" );
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}
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}
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//--------------------------------------------------------------------------------------
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void CEtUIUniBuffer::Uninitialize()
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{
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if( s_hDll )
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{
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_ScriptApplyDigitSubstitution = Dummy_ScriptApplyDigitSubstitution;
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_ScriptStringAnalyse = Dummy_ScriptStringAnalyse;
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_ScriptStringCPtoX = Dummy_ScriptStringCPtoX;
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_ScriptStringXtoCP = Dummy_ScriptStringXtoCP;
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_ScriptStringFree = Dummy_ScriptStringFree;
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_ScriptString_pLogAttr = Dummy_ScriptString_pLogAttr;
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_ScriptString_pcOutChars = Dummy_ScriptString_pcOutChars;
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FreeLibrary( s_hDll );
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s_hDll = NULL;
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}
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}
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bool CEtUIUniBuffer::SetBufferSize( int nNewSize )
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{
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if( GetBufferSize() >= GetMaxEditBoxLength() )
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{
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return false;
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}
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int nAllocateSize(0);
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WCHAR *pTempBuffer(NULL);
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int nBufferSize = GetBufferSize();
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if( ( nNewSize == -1 ) || ( nNewSize < nBufferSize * 2 ) )
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{
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if( nBufferSize )
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{
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nAllocateSize = nBufferSize * 2;
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}
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else
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{
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nAllocateSize = MAX_COMPSTRING_SIZE;
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}
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}
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else
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{
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nAllocateSize = nNewSize * 2;
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}
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if( nAllocateSize > GetMaxEditBoxLength() )
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{
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nAllocateSize = GetMaxEditBoxLength();
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}
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pTempBuffer = new WCHAR[ nAllocateSize ];
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if( m_pwszBuffer )
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{
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memcpy( pTempBuffer, m_pwszBuffer, sizeof( WCHAR ) * nBufferSize );
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SAFE_DELETE_ARRAY( m_pwszBuffer );
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}
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else
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{
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memset( pTempBuffer, 0, sizeof( WCHAR ) * nAllocateSize );
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}
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m_pwszBuffer = pTempBuffer;
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m_nBufferSize = nAllocateSize;
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return true;
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}
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void CEtUIUniBuffer::SetBuffer( WCHAR* pBuffer, int nBufferSize )
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{
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m_pwszBuffer = pBuffer;
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m_nBufferSize = nBufferSize;
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}
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WCHAR &CEtUIUniBuffer::operator[]( int nIndex )
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{
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m_bAnalyseRequired = true;
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return m_pwszBuffer[ nIndex ];
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}
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void CEtUIUniBuffer::Clear()
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{
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*m_pwszBuffer = L'\0';
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m_bAnalyseRequired = true;
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}
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void CEtUIUniBuffer::ClearMemory()
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{
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SecureZeroMemory( m_pwszBuffer, sizeof( WCHAR ) * lstrlenW( m_pwszBuffer ) );
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m_bAnalyseRequired = true;
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}
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bool CEtUIUniBuffer::InsertChar( int nIndex, WCHAR wChar, bool bIgnoreValidityCheck )
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return InsertCharThai( nIndex, wChar );
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if( bIgnoreValidityCheck == false )
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{
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if (IsEnableInsertChar( nIndex, wChar ) == false)
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return false;
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}
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if( lstrlenW( m_pwszBuffer ) + 1 >= GetBufferSize() )
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{
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SetBufferSize( -1 );
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}
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WCHAR *pwszDest, *pwszStop, *pwszSour;
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pwszDest = m_pwszBuffer + lstrlenW( m_pwszBuffer ) + 1;
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pwszStop = m_pwszBuffer + nIndex;
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pwszSour = pwszDest - 1;
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while( pwszDest > pwszStop )
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{
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*pwszDest-- = *pwszSour--;
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}
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m_pwszBuffer[ nIndex ] = wChar;
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m_bAnalyseRequired = true;
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return true;
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}
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bool CEtUIUniBuffer::RemoveChar( int nIndex )
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return RemoveCharThai( nIndex );
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#ifdef _TEST_CODE_KAL
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int len = lstrlenW( m_pwszBuffer );
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#endif
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if( ( !lstrlenW( m_pwszBuffer ) ) || ( nIndex < 0 ) || ( nIndex >= lstrlenW( m_pwszBuffer ) ) )
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{
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return false;
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}
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memmove( m_pwszBuffer + nIndex, m_pwszBuffer + nIndex + 1, sizeof( WCHAR ) * ( lstrlenW( m_pwszBuffer ) - nIndex ) );
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m_bAnalyseRequired = true;
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return true;
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}
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bool CEtUIUniBuffer::IsEnableInsertChar( int nIndex, WCHAR wChar ) const
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return IsEnableInsertCharThai( nIndex, wChar );
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if( ( nIndex < 0 ) || ( nIndex > lstrlenW( m_pwszBuffer ) ) )
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{
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return false;
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}
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if( IsMaxEditBoxLength() )
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{
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return false;
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}
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return true;
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}
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bool CEtUIUniBuffer::IsEnableInsertString( int nIndex, const WCHAR *pStr, int nCount ) const
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return IsEnableInsertStringThai( nIndex, pStr );
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if( nIndex > lstrlenW( m_pwszBuffer ) )
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{
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return false;
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}
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if( nCount == -1 )
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{
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nCount = lstrlenW( pStr );
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}
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if( GetTextSize() + nCount >= GetMaxEditBoxLength() )
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{
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return false;
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}
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return true;
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}
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bool CEtUIUniBuffer::InsertString( int nIndex, const WCHAR *pStr, int nCount, bool bIgnoreValidityCheck )
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return InsertStringThai( nIndex, pStr );
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if( nCount == -1 )
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{
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nCount = lstrlenW( pStr );
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}
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if (bIgnoreValidityCheck == false)
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{
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if (IsEnableInsertString(nIndex, pStr, nCount) == false)
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return false;
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}
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if( lstrlenW( m_pwszBuffer ) + nCount >= GetBufferSize() )
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{
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SetBufferSize( lstrlenW( m_pwszBuffer ) + nCount + 1 );
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}
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memmove( m_pwszBuffer + nIndex + nCount, m_pwszBuffer + nIndex, sizeof( WCHAR ) * ( lstrlenW( m_pwszBuffer ) - nIndex + 1 ) );
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memcpy( m_pwszBuffer + nIndex, pStr, nCount * sizeof( WCHAR ) );
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m_bAnalyseRequired = true;
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return true;
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}
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bool CEtUIUniBuffer::SetText( LPCWSTR wszText )
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{
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if( CEtUIEditBox::s_bCheckThaiLanguageVowelRule )
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return SetTextThai( wszText );
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int nRequired;
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nRequired = ( int )wcslen( wszText ) + 1;
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// >= <20><> <20><><EFBFBD><EFBFBD><EFBFBD>ϸ<EFBFBD> MaxChars<72><73> 2<><32> <20><><EFBFBD><EFBFBD> <20><> "11"<22><> SetText<78><74> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD>Եȴ<D4B5>.
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// <20><EFBFBD><D7B7><EFBFBD> if( nRequired > GetMaxEditBoxLength() )
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// <20><> <20>ڵ带 <20><><EFBFBD><EFBFBD><EFBFBD>ؾ<EFBFBD><D8BE>Ұ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>.. <20><><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD> <20>켱 <20>Ȱǵ帮<C7B5><E5B8AE><EFBFBD><EFBFBD> <20>ϰڴ<CFB0>.
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// MaxChars<72><73> <20>ǹ̰<C7B9> <20><><EFBFBD><EFBFBD> <20>ٸ<EFBFBD><D9B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>..
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if( nRequired > GetMaxEditBoxLength() )
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{
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return false;
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}
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while( GetBufferSize() < nRequired )
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{
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if( !SetBufferSize( -1 ) )
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{
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break;
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}
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}
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if( GetBufferSize() >= nRequired )
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{
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wcscpy( m_pwszBuffer, wszText );
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m_bAnalyseRequired = true;
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return true;
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}
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return false;
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}
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HRESULT CEtUIUniBuffer::CPtoX( int nCP, BOOL bTrail, int *pX )
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{
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*pX = 0;
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HRESULT hr = S_OK;
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if( m_bAnalyseRequired )
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{
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hr = Analyse();
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}
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if( SUCCEEDED( hr ) )
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{
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hr = _ScriptStringCPtoX( m_Analysis, nCP, bTrail, pX );
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}
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return hr;
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}
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HRESULT CEtUIUniBuffer::XtoCP( int nX, int *pCP, int *pnTrail )
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{
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*pCP = 0;
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*pnTrail = FALSE;
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HRESULT hr = S_OK;
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if( m_bAnalyseRequired )
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{
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hr = Analyse();
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}
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|
|
if( SUCCEEDED( hr ) )
|
|||
|
|
{
|
|||
|
|
hr = _ScriptStringXtoCP( m_Analysis, nX, pCP, pnTrail );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( ( *pCP == -1 ) && ( *pnTrail == TRUE ) )
|
|||
|
|
{
|
|||
|
|
*pCP = 0;
|
|||
|
|
*pnTrail = FALSE;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if( ( *pCP > lstrlenW( m_pwszBuffer ) ) && ( *pnTrail == FALSE ) )
|
|||
|
|
{
|
|||
|
|
*pCP = lstrlenW( m_pwszBuffer );
|
|||
|
|
*pnTrail = TRUE;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return hr;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void CEtUIUniBuffer::GetPriorItemPos( int nCP, int *pPrior )
|
|||
|
|
{
|
|||
|
|
*pPrior = nCP;
|
|||
|
|
if( m_bAnalyseRequired )
|
|||
|
|
{
|
|||
|
|
Analyse();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
int i, nInitial;
|
|||
|
|
const SCRIPT_LOGATTR *pLogAttr;
|
|||
|
|
|
|||
|
|
pLogAttr = _ScriptString_pLogAttr( m_Analysis );
|
|||
|
|
if( !pLogAttr )
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( !_ScriptString_pcOutChars( m_Analysis ) )
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
nInitial = *_ScriptString_pcOutChars( m_Analysis );
|
|||
|
|
if( ( nCP - 1 ) < ( nInitial ) )
|
|||
|
|
{
|
|||
|
|
nInitial = nCP - 1;
|
|||
|
|
}
|
|||
|
|
for( i = nInitial; i > 0; i-- )
|
|||
|
|
{
|
|||
|
|
if( ( pLogAttr[ i ].fWordStop ) || ( ( !pLogAttr[ i ].fWhiteSpace ) && ( pLogAttr[ i - 1 ].fWhiteSpace ) ) )
|
|||
|
|
{
|
|||
|
|
*pPrior = i;
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
*pPrior = 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void CEtUIUniBuffer::GetNextItemPos( int nCP, int *pPrior )
|
|||
|
|
{
|
|||
|
|
*pPrior = nCP;
|
|||
|
|
|
|||
|
|
if( m_bAnalyseRequired )
|
|||
|
|
{
|
|||
|
|
Analyse();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
int i, nInitial;
|
|||
|
|
const SCRIPT_LOGATTR *pLogAttr;
|
|||
|
|
|
|||
|
|
pLogAttr = _ScriptString_pLogAttr( m_Analysis );
|
|||
|
|
if( !pLogAttr )
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if( !_ScriptString_pcOutChars( m_Analysis ) )
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
nInitial = *_ScriptString_pcOutChars( m_Analysis );
|
|||
|
|
if( ( nCP + 1 ) < ( nInitial ) )
|
|||
|
|
{
|
|||
|
|
nInitial = nCP + 1;
|
|||
|
|
}
|
|||
|
|
for( i = nInitial; i < *_ScriptString_pcOutChars( m_Analysis ) - 1; i++ )
|
|||
|
|
{
|
|||
|
|
if( pLogAttr[i].fWordStop )
|
|||
|
|
{
|
|||
|
|
*pPrior = i;
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if( ( pLogAttr[ i ].fWhiteSpace ) && ( !pLogAttr[ i + 1 ].fWhiteSpace ) )
|
|||
|
|
{
|
|||
|
|
*pPrior = i + 1;
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
*pPrior = *_ScriptString_pcOutChars( m_Analysis ) - 1;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
HRESULT CEtUIUniBuffer::Analyse()
|
|||
|
|
{
|
|||
|
|
if( m_Analysis )
|
|||
|
|
{
|
|||
|
|
_ScriptStringFree( &m_Analysis );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
HRESULT hr;
|
|||
|
|
SCRIPT_CONTROL ScriptControl;
|
|||
|
|
SCRIPT_STATE ScriptState;
|
|||
|
|
|
|||
|
|
memset( &ScriptControl, 0, sizeof ( SCRIPT_CONTROL ) );
|
|||
|
|
memset( &ScriptState, 0, sizeof( SCRIPT_STATE ) );
|
|||
|
|
|
|||
|
|
_ScriptApplyDigitSubstitution( NULL, &ScriptControl, &ScriptState );
|
|||
|
|
HDC hDC = ::GetDC( GetEtDevice()->GetHWnd() );
|
|||
|
|
hr = _ScriptStringAnalyse( hDC/*m_pFont->GetDC()*/, m_pwszBuffer, lstrlenW( m_pwszBuffer ) + 1,
|
|||
|
|
lstrlenW( m_pwszBuffer ) * 3 / 2 + 16, -1, SSA_BREAK | SSA_GLYPHS | SSA_FALLBACK | SSA_LINK,
|
|||
|
|
0, &ScriptControl, &ScriptState, NULL, NULL, NULL, &m_Analysis );
|
|||
|
|
if( SUCCEEDED( hr ) )
|
|||
|
|
{
|
|||
|
|
m_bAnalyseRequired = false;
|
|||
|
|
}
|
|||
|
|
::ReleaseDC( GetEtDevice()->GetHWnd(), hDC );
|
|||
|
|
|
|||
|
|
return hr;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::RemoveCharThai( int nIndex )
|
|||
|
|
{
|
|||
|
|
int nBufferSize = GetTextSize();
|
|||
|
|
if( nIndex < 0 || nIndex >= nBufferSize )
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
const WCHAR* pBuffer = GetBuffer();
|
|||
|
|
if( pBuffer == NULL ) return false;
|
|||
|
|
|
|||
|
|
if( pBuffer[nIndex] >= CEtUIEditBox::GetThaiStartChar() )
|
|||
|
|
{
|
|||
|
|
int nVowels = 0;
|
|||
|
|
for( int i=nIndex+1; i<nBufferSize; i++ )
|
|||
|
|
{
|
|||
|
|
int nTextIndex = CEtUIEditBox::CheckThaiLanguageVowel( pBuffer[i] );
|
|||
|
|
if( nTextIndex == -1 || nTextIndex < CEtUIEditBox::GetThaiBelowVowelStartIndex() )
|
|||
|
|
break;
|
|||
|
|
else
|
|||
|
|
nVowels++;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if( ( !lstrlenW( m_pwszBuffer ) ) || ( nIndex < 0 ) || ( nIndex >= lstrlenW( m_pwszBuffer ) ) )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
memmove( m_pwszBuffer + nIndex, m_pwszBuffer + nIndex + 1, sizeof( WCHAR ) * ( lstrlenW( m_pwszBuffer ) - nIndex ) );
|
|||
|
|
|
|||
|
|
for( int i=0; i<nVowels; i++ )
|
|||
|
|
{
|
|||
|
|
if( ( !lstrlenW( m_pwszBuffer ) ) || ( nIndex < 0 ) || ( nIndex >= lstrlenW( m_pwszBuffer ) ) )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
memmove( m_pwszBuffer + nIndex, m_pwszBuffer + nIndex + 1, sizeof( WCHAR ) * ( lstrlenW( m_pwszBuffer ) - nIndex ) );
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if( ( !lstrlenW( m_pwszBuffer ) ) || ( nIndex < 0 ) || ( nIndex >= lstrlenW( m_pwszBuffer ) ) )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
memmove( m_pwszBuffer + nIndex, m_pwszBuffer + nIndex + 1, sizeof( WCHAR ) * ( lstrlenW( m_pwszBuffer ) - nIndex ) );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::SetTextThai( LPCWSTR wszText )
|
|||
|
|
{
|
|||
|
|
int nTextSize = (int)wcslen( wszText );
|
|||
|
|
int nBufferThaiLength = CEtUIEditBox::GetThaiLength( wszText );
|
|||
|
|
int nMaxEditBoxLength = GetMaxEditBoxLength();
|
|||
|
|
if( nBufferThaiLength + 1 > nMaxEditBoxLength )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
int nRequiredBuffer;
|
|||
|
|
nRequiredBuffer = nTextSize + 2;
|
|||
|
|
int nBufferSize = GetBufferSize();
|
|||
|
|
|
|||
|
|
if( nBufferSize < nRequiredBuffer )
|
|||
|
|
{
|
|||
|
|
WCHAR* pTempBuffer( NULL );
|
|||
|
|
pTempBuffer = new WCHAR[ nRequiredBuffer ];
|
|||
|
|
WCHAR* pBuffer = GetModifyBuffer();
|
|||
|
|
if( pBuffer )
|
|||
|
|
{
|
|||
|
|
memcpy( pTempBuffer, pBuffer, sizeof( WCHAR ) * nBufferSize );
|
|||
|
|
SAFE_DELETE_ARRAY( pBuffer );
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
memset( pTempBuffer, 0, sizeof( WCHAR ) * nRequiredBuffer );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
SetBuffer( pTempBuffer, nRequiredBuffer );
|
|||
|
|
}
|
|||
|
|
if( GetBufferSize() >= nRequiredBuffer )
|
|||
|
|
{
|
|||
|
|
wcscpy_s( GetModifyBuffer(), GetBufferSize(), wszText );
|
|||
|
|
SetAnalyseRequired( true );
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::IsEnableInsertCharThai( int nCaret, WCHAR wChar ) const
|
|||
|
|
{
|
|||
|
|
int nBufferSize = GetTextSize();
|
|||
|
|
if( ( nCaret < 0 ) || ( nCaret > nBufferSize ) )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
int nCharIndex = CEtUIEditBox::CheckThaiLanguageVowel( wChar );
|
|||
|
|
if( nCharIndex != -1 && nCharIndex >= CEtUIEditBox::GetThaiBelowVowelStartIndex() ) // <20><>/<2F>Ʒ<EFBFBD><C6B7><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD>
|
|||
|
|
return true;
|
|||
|
|
|
|||
|
|
int nBufferThaiLength = CEtUIEditBox::GetThaiLength( GetBuffer() );
|
|||
|
|
int nMaxEditBoxLength = GetMaxEditBoxLength();
|
|||
|
|
if( nBufferThaiLength + 1 >= nMaxEditBoxLength )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::IsEnableInsertStringThai( int nIndex, const WCHAR *pStr ) const
|
|||
|
|
{
|
|||
|
|
int nBufferSize = GetTextSize();
|
|||
|
|
if( nIndex > nBufferSize )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
int nBufferThaiLength = CEtUIEditBox::GetThaiLength( GetBuffer() );
|
|||
|
|
int nAddTextThaiLength = CEtUIEditBox::GetThaiLength( pStr );
|
|||
|
|
|
|||
|
|
int nMaxEditBoxLength = GetMaxEditBoxLength();
|
|||
|
|
if(nBufferThaiLength + nAddTextThaiLength >= nMaxEditBoxLength )
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::InsertCharThai( int nIndex, WCHAR wChar )
|
|||
|
|
{
|
|||
|
|
int nTextSize = GetTextSize();
|
|||
|
|
int nBufferSize = GetBufferSize();
|
|||
|
|
int nRequiredBuffer = nTextSize + 2;
|
|||
|
|
|
|||
|
|
if( nBufferSize < nRequiredBuffer )
|
|||
|
|
{
|
|||
|
|
WCHAR* pTempBuffer( NULL );
|
|||
|
|
pTempBuffer = new WCHAR[ nRequiredBuffer ];
|
|||
|
|
WCHAR* pBuffer = GetModifyBuffer();
|
|||
|
|
memset( pTempBuffer, 0, sizeof( WCHAR ) * nRequiredBuffer );
|
|||
|
|
|
|||
|
|
if( pBuffer )
|
|||
|
|
{
|
|||
|
|
memcpy( pTempBuffer, pBuffer, sizeof( WCHAR ) * nTextSize );
|
|||
|
|
SAFE_DELETE_ARRAY( pBuffer );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
SetBuffer( pTempBuffer, nRequiredBuffer );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
WCHAR* pBuffer = GetModifyBuffer();
|
|||
|
|
WCHAR *pwszDest, *pwszStop, *pwszSour;
|
|||
|
|
pwszDest = pBuffer + lstrlenW( pBuffer ) + 1;
|
|||
|
|
pwszStop = pBuffer + nIndex;
|
|||
|
|
pwszSour = pwszDest - 1;
|
|||
|
|
|
|||
|
|
while( pwszDest > pwszStop )
|
|||
|
|
{
|
|||
|
|
*pwszDest-- = *pwszSour--;
|
|||
|
|
}
|
|||
|
|
pBuffer[ nIndex ] = wChar;
|
|||
|
|
SetAnalyseRequired( true );
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool CEtUIUniBuffer::InsertStringThai( int nIndex, const WCHAR *pStr )
|
|||
|
|
{
|
|||
|
|
if( pStr == NULL )
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
int nCount = lstrlenW( pStr );
|
|||
|
|
int nTextSize = GetTextSize();
|
|||
|
|
int nBufferSize = GetBufferSize();
|
|||
|
|
int nRequiredBuffer = nTextSize + nCount + 1;
|
|||
|
|
|
|||
|
|
if( nBufferSize < nRequiredBuffer )
|
|||
|
|
{
|
|||
|
|
WCHAR* pTempBuffer( NULL );
|
|||
|
|
pTempBuffer = new WCHAR[ nRequiredBuffer ];
|
|||
|
|
WCHAR* pBuffer = GetModifyBuffer();
|
|||
|
|
memset( pTempBuffer, 0, sizeof( WCHAR ) * nRequiredBuffer );
|
|||
|
|
|
|||
|
|
if( pBuffer )
|
|||
|
|
{
|
|||
|
|
memcpy( pTempBuffer, pBuffer, sizeof( WCHAR ) * nTextSize );
|
|||
|
|
SAFE_DELETE_ARRAY( pBuffer );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
SetBuffer( pTempBuffer, nRequiredBuffer );
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
memmove( GetModifyBuffer() + nIndex + nCount, GetModifyBuffer() + nIndex, sizeof( WCHAR ) * ( lstrlenW( GetModifyBuffer() ) - nIndex + 1 ) );
|
|||
|
|
memcpy( GetModifyBuffer() + nIndex, pStr, nCount * sizeof( WCHAR ) );
|
|||
|
|
SetAnalyseRequired( true );
|
|||
|
|
|
|||
|
|
return true;
|
|||
|
|
}
|