checkpoint. adding support for unicode in clipboard.
This commit is contained in:
crs
parent
4c2cbb9f03
commit
643d0f1089
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@ -0,0 +1,530 @@
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#include "CUnicode.h"
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#include <string.h>
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//
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// local utility functions
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//
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inline
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static
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UInt16
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decode16(const UInt8* n)
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{
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union x16 {
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UInt8 n8[2];
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UInt16 n16;
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} c;
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c.n8[0] = n[0];
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c.n8[1] = n[1];
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return c.n16;
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}
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inline
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static
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UInt32
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decode32(const UInt8* n)
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{
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union x32 {
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UInt8 n8[4];
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UInt32 n32;
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} c;
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c.n8[0] = n[0];
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c.n8[1] = n[1];
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c.n8[2] = n[2];
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c.n8[3] = n[3];
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return c.n32;
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}
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//
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// CUnicode
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//
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UInt32 CUnicode::s_invalid = 0x0000ffff;
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CString
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CUnicode::UTF8ToUCS2(const CString& src)
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{
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// get size of input string and reserve some space in output.
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// include UTF8's nul terminator.
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UInt32 n = src.size() + 1;
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CString dst;
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dst.reserve(2 * n);
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// convert each character
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const UInt8* data = reinterpret_cast<const UInt8*>(src.c_str());
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while (n > 0) {
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UInt32 c = fromUTF8(data, n);
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if (c != s_invalid && c < 0x0000ffff) {
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UInt16 ucs2 = static_cast<UInt16>(c);
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dst.append(reinterpret_cast<const char*>(&ucs2), 2);
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}
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}
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return dst;
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}
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CString
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CUnicode::UTF8ToUCS4(const CString& src)
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{
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// get size of input string and reserve some space in output.
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// include UTF8's nul terminator.
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UInt32 n = src.size() + 1;
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CString dst;
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dst.reserve(4 * n);
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// convert each character
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const UInt8* data = reinterpret_cast<const UInt8*>(src.c_str());
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while (n > 0) {
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UInt32 c = fromUTF8(data, n);
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if (c != s_invalid) {
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dst.append(reinterpret_cast<const char*>(&c), 4);
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}
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}
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return dst;
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}
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CString
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CUnicode::UTF8ToUTF16(const CString& src)
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{
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// get size of input string and reserve some space in output.
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// include UTF8's nul terminator.
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UInt32 n = src.size() + 1;
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CString dst;
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dst.reserve(2 * n);
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// convert each character
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const UInt8* data = reinterpret_cast<const UInt8*>(src.c_str());
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while (n > 0) {
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UInt32 c = fromUTF8(data, n);
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if (c != s_invalid && c < 0x0010ffff) {
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if (c < 0x00010000) {
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UInt16 ucs2 = static_cast<UInt16>(c);
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dst.append(reinterpret_cast<const char*>(&ucs2), 2);
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}
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else {
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c -= 0x00010000;
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UInt16 utf16h = static_cast<UInt16>(c >> 10) + 0xd800;
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UInt16 utf16l = (static_cast<UInt16>(c) & 0x03ff) + 0xdc00;
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dst.append(reinterpret_cast<const char*>(&utf16h), 2);
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dst.append(reinterpret_cast<const char*>(&utf16l), 2);
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}
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}
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}
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return dst;
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}
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CString
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CUnicode::UTF8ToUTF32(const CString& src)
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{
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// FIXME -- should ensure dst has no characters over U-0010FFFF
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return UTF8ToUCS4(src);
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}
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CString
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CUnicode::UCS2ToUTF8(const CString& src)
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{
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UInt32 n = src.size() >> 1;
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return doUCS2ToUTF8(reinterpret_cast<const UInt8*>(src.data()), n);
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}
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CString
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CUnicode::UCS4ToUTF8(const CString& src)
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{
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UInt32 n = src.size() >> 2;
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return doUCS4ToUTF8(reinterpret_cast<const UInt8*>(src.data()), n);
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}
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CString
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CUnicode::UTF16ToUTF8(const CString& src)
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{
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UInt32 n = src.size() >> 1;
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return doUTF16ToUTF8(reinterpret_cast<const UInt8*>(src.data()), n);
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}
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CString
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CUnicode::UTF32ToUTF8(const CString& src)
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{
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UInt32 n = src.size() >> 2;
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return doUTF32ToUTF8(reinterpret_cast<const UInt8*>(src.data()), n);
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}
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CString
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CUnicode::UTF8ToText(const CString& src)
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{
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// convert to wide char
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wchar_t* tmp = UTF8ToWideChar(src);
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// get length of multibyte string
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mbstate_t state;
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memset(&state, 0, sizeof(state));
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const wchar_t* scratch = tmp;
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size_t len = wcsrtombs(NULL, &scratch, 0, &state);
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if (len == (size_t)-1) {
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// invalid character in src
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delete[] tmp;
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return CString();
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}
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// convert to multibyte
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scratch = tmp;
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char* dst = new char[len + 1];
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wcsrtombs(dst, &scratch, len + 1, &state);
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CString text(dst);
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// clean up
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delete[] dst;
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delete[] tmp;
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return text;
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}
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CString
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CUnicode::textToUTF8(const CString& src)
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{
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// get length of wide char string
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mbstate_t state;
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memset(&state, 0, sizeof(state));
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const char* scratch = src.c_str();
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size_t len = mbsrtowcs(NULL, &scratch, 0, &state);
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if (len == (size_t)-1) {
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// invalid character in src
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return CString();
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}
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// convert multibyte to wide char
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scratch = src.c_str();
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wchar_t* dst = new wchar_t[len + 1];
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mbsrtowcs(dst, &scratch, len + 1, &state);
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// convert to UTF8
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CString utf8 = wideCharToUTF8(dst);
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// clean up
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delete[] dst;
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return utf8;
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}
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wchar_t*
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CUnicode::UTF8ToWideChar(const CString& src)
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{
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// convert to platform's wide character encoding.
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// note -- this must include a wide nul character (independent of
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// the CString's nul character).
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#if WINDOWS_LIKE
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CString tmp = UTF8ToUCS16(src);
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UInt32 size = tmp.size() >> 1;
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#elif UNIX_LIKE
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CString tmp = UTF8ToUCS4(src);
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UInt32 size = tmp.size() >> 2;
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#endif
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// copy to a wchar_t array
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wchar_t* dst = new wchar_t[size];
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::memcpy(dst, src.data(), sizeof(wchar_t) * size);
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return dst;
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}
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CString
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CUnicode::wideCharToUTF8(const wchar_t* src)
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{
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// convert from platform's wide character encoding.
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// note -- this must include a wide nul character (independent of
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// the CString's nul character).
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#if WINDOWS_LIKE
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return doUCS16ToUTF8(reinterpret_cast<const UInt8*>(src), wcslen(src));
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#elif UNIX_LIKE
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return doUCS4ToUTF8(reinterpret_cast<const UInt8*>(src), wcslen(src));
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#endif
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}
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CString
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CUnicode::doUCS2ToUTF8(const UInt8* data, UInt32 n)
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{
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// make some space
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CString dst;
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dst.reserve(n);
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// convert each character
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for (; n > 0; data += 2, --n) {
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UInt32 c = decode16(data);
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toUTF8(dst, c);
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}
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// remove extra trailing nul
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if (dst.size() > 0 && dst[dst.size() - 1] == '\0') {
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dst.resize(dst.size() - 1);
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}
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return dst;
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}
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CString
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CUnicode::doUCS4ToUTF8(const UInt8* data, UInt32 n)
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{
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// make some space
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CString dst;
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dst.reserve(n);
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// convert each character
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for (; n > 0; data += 4, --n) {
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UInt32 c = decode32(data);
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toUTF8(dst, c);
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}
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// remove extra trailing nul
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if (dst.size() > 0 && dst[dst.size() - 1] == '\0') {
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dst.resize(dst.size() - 1);
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}
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return dst;
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}
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CString
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CUnicode::doUTF16ToUTF8(const UInt8* data, UInt32 n)
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{
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// make some space
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CString dst;
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dst.reserve(n);
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// convert each character
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for (; n > 0; data += 2, --n) {
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UInt32 c = decode16(data);
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if (c < 0x0000d800 || c > 0x0000dfff) {
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toUTF8(dst, c);
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}
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else if (n == 1) {
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// error -- missing second word
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}
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else if (c >= 0x0000d800 && c <= 0x0000dbff) {
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UInt32 c2 = decode16(data);
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data += 2;
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--n;
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if (c2 < 0x0000dc00 || c2 > 0x0000dfff) {
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// error -- [d800,dbff] not followed by [dc00,dfff]
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}
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else {
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c = (((c - 0x0000d800) << 10) | (c2 - 0x0000dc00)) + 0x00010000;
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toUTF8(dst, c);
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}
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}
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else {
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// error -- [dc00,dfff] without leading [d800,dbff]
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}
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}
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// remove extra trailing nul
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if (dst.size() > 0 && dst[dst.size() - 1] == '\0') {
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dst.resize(dst.size() - 1);
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}
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return dst;
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}
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CString
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CUnicode::doUTF32ToUTF8(const UInt8* data, UInt32 n)
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{
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// FIXME -- should check that src has no characters over U-0010FFFF
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return doUCS4ToUTF8(data, n);
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}
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UInt32
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CUnicode::fromUTF8(const UInt8*& data, UInt32& n)
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{
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assert(data != NULL);
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assert(n != 0);
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// compute character encoding length, checking for overlong
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// sequences (i.e. characters that don't use the shortest
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// possible encoding).
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UInt32 size;
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if (data[0] < 0x80) {
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// 0xxxxxxx
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size = 1;
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}
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else if (data[0] < 0xc0) {
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// 10xxxxxx -- in the middle of a multibyte character. skip
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// until we find a start byte and return error.
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do {
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--n;
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++data;
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} while (n > 0 && (data[0] & 0xc0) == 0x80);
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return s_invalid;
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}
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else if (data[0] < 0xe0) {
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// 110xxxxx
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size = 2;
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}
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else if (data[0] < 0xf0) {
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// 1110xxxx
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size = 3;
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}
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else if (data[0] < 0xf8) {
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// 11110xxx
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size = 4;
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}
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else if (data[0] < 0xfc) {
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// 111110xx
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size = 5;
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}
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else if (data[0] < 0xfe) {
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// 1111110x
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size = 6;
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}
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else {
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// invalid sequence. dunno how many bytes to skip so skip one.
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--n;
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++data;
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return s_invalid;
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}
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// make sure we have enough data
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if (size > n) {
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data += n;
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n = 0;
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return s_invalid;
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}
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// extract character
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UInt32 c;
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switch (size) {
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case 1:
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c = static_cast<UInt32>(data[0]);
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break;
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case 2:
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c = ((static_cast<UInt32>(data[0]) & 0x1f) << 6) |
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((static_cast<UInt32>(data[1]) & 0x3f) );
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break;
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case 3:
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c = ((static_cast<UInt32>(data[0]) & 0x0f) << 12) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 6) |
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((static_cast<UInt32>(data[2]) & 0x3f) );
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break;
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case 4:
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c = ((static_cast<UInt32>(data[0]) & 0x07) << 18) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 12) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 6) |
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((static_cast<UInt32>(data[1]) & 0x3f) );
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break;
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case 5:
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c = ((static_cast<UInt32>(data[0]) & 0x03) << 24) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 18) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 12) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 6) |
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((static_cast<UInt32>(data[1]) & 0x3f) );
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break;
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case 6:
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c = ((static_cast<UInt32>(data[0]) & 0x01) << 30) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 24) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 18) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 12) |
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((static_cast<UInt32>(data[1]) & 0x3f) << 6) |
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((static_cast<UInt32>(data[1]) & 0x3f) );
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break;
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default:
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assert(0 && "invalid size");
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}
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// update parameters
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data += size;
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n -= size;
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// check for characters that didn't use the smallest possible encoding
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static UInt32 s_minChar[] = {
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0,
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0x00000000,
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0x00000080,
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0x00000800,
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0x00010000,
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0x00200000,
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0x04000000
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};
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if (c < s_minChar[size]) {
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return s_invalid;
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}
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// check that all bytes after the first have the pattern 10xxxxxx.
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UInt8 a = 0x80;
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switch (size) {
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case 6:
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a |= data[5];
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// fall through
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case 5:
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a |= data[4];
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// fall through
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case 4:
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a |= data[3];
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// fall through
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case 3:
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a |= data[2];
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// fall through
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case 2:
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a |= data[1];
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}
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if ((a & 0xc0) != 0x80) {
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return s_invalid;
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}
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return c;
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}
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void
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CUnicode::toUTF8(CString& dst, const UInt32 c)
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{
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UInt8 data[6];
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if (c < 0x00000080) {
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data[0] = static_cast<UInt8>(c);
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dst.append(reinterpret_cast<char*>(data), 1);
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}
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else if (c < 0x00000800) {
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data[0] = static_cast<UInt8>((c >> 6) & 0x0000001f) + 0xc0;
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data[1] = static_cast<UInt8>(c & 0x0000003f) + 0x80;
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dst.append(reinterpret_cast<char*>(data), 2);
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}
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else if (c < 0x00010000) {
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data[0] = static_cast<UInt8>((c >> 12) & 0x0000000f) + 0xe0;
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data[1] = static_cast<UInt8>((c >> 6) & 0x0000003f) + 0x80;
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data[2] = static_cast<UInt8>(c & 0x0000003f) + 0x80;
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dst.append(reinterpret_cast<char*>(data), 3);
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}
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else if (c < 0x00200000) {
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data[0] = static_cast<UInt8>((c >> 18) & 0x00000007) + 0xf0;
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data[1] = static_cast<UInt8>((c >> 12) & 0x0000003f) + 0x80;
|
||||
data[2] = static_cast<UInt8>((c >> 6) & 0x0000003f) + 0x80;
|
||||
data[3] = static_cast<UInt8>(c & 0x0000003f) + 0x80;
|
||||
dst.append(reinterpret_cast<char*>(data), 4);
|
||||
}
|
||||
else if (c < 0x04000000) {
|
||||
data[0] = static_cast<UInt8>((c >> 24) & 0x00000003) + 0xf8;
|
||||
data[1] = static_cast<UInt8>((c >> 18) & 0x0000003f) + 0x80;
|
||||
data[2] = static_cast<UInt8>((c >> 12) & 0x0000003f) + 0x80;
|
||||
data[3] = static_cast<UInt8>((c >> 6) & 0x0000003f) + 0x80;
|
||||
data[4] = static_cast<UInt8>(c & 0x0000003f) + 0x80;
|
||||
dst.append(reinterpret_cast<char*>(data), 5);
|
||||
}
|
||||
else if (c < 0x80000000) {
|
||||
data[0] = static_cast<UInt8>((c >> 30) & 0x00000001) + 0xfc;
|
||||
data[1] = static_cast<UInt8>((c >> 24) & 0x0000003f) + 0x80;
|
||||
data[2] = static_cast<UInt8>((c >> 18) & 0x0000003f) + 0x80;
|
||||
data[3] = static_cast<UInt8>((c >> 12) & 0x0000003f) + 0x80;
|
||||
data[4] = static_cast<UInt8>((c >> 6) & 0x0000003f) + 0x80;
|
||||
data[5] = static_cast<UInt8>(c & 0x0000003f) + 0x80;
|
||||
dst.append(reinterpret_cast<char*>(data), 6);
|
||||
}
|
||||
else {
|
||||
// invalid character
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,48 @@
|
|||
#ifndef CUNICODE_H
|
||||
#define CUNICODE_H
|
||||
|
||||
#include "CString.h"
|
||||
#include "BasicTypes.h"
|
||||
#include <wchar.h>
|
||||
|
||||
class CUnicode {
|
||||
public:
|
||||
static CString UTF8ToUCS2(const CString&);
|
||||
static CString UTF8ToUCS4(const CString&);
|
||||
static CString UTF8ToUTF16(const CString&);
|
||||
static CString UTF8ToUTF32(const CString&);
|
||||
|
||||
static CString UCS2ToUTF8(const CString&);
|
||||
static CString UCS4ToUTF8(const CString&);
|
||||
static CString UTF16ToUTF8(const CString&);
|
||||
static CString UTF32ToUTF8(const CString&);
|
||||
|
||||
// convert UTF-8 to/from the current locale's encoding
|
||||
static CString UTF8ToText(const CString&);
|
||||
static CString textToUTF8(const CString&);
|
||||
|
||||
private:
|
||||
// convert UTF8 to nul terminated wchar_t string (using whatever
|
||||
// encoding is native to the platform). caller must delete[]
|
||||
// the returned string.
|
||||
static wchar_t* UTF8ToWideChar(const CString&);
|
||||
|
||||
// convert nul terminated wchar_t string (in platform's native
|
||||
// encoding) to UTF8.
|
||||
static CString wideCharToUTF8(const wchar_t*);
|
||||
|
||||
// internal conversion to UTF8
|
||||
static CString doUCS2ToUTF8(const UInt8* src, UInt32 n);
|
||||
static CString doUCS4ToUTF8(const UInt8* src, UInt32 n);
|
||||
static CString doUTF16ToUTF8(const UInt8* src, UInt32 n);
|
||||
static CString doUTF32ToUTF8(const UInt8* src, UInt32 n);
|
||||
|
||||
// convert characters to/from UTF8
|
||||
static UInt32 fromUTF8(const UInt8*& src, UInt32& size);
|
||||
static void toUTF8(CString& dst, const UInt32 c);
|
||||
|
||||
private:
|
||||
static UInt32 s_invalid;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
@ -8,12 +8,14 @@ libbase_a_SOURCES = \
|
|||
CLog.cpp \
|
||||
CStopwatch.cpp \
|
||||
CString.cpp \
|
||||
CUnicode.cpp \
|
||||
XBase.cpp \
|
||||
BasicTypes.h \
|
||||
CFunctionJob.h \
|
||||
CLog.h \
|
||||
CStopwatch.h \
|
||||
CString.h \
|
||||
CUnicode.h \
|
||||
IInterface.h \
|
||||
IJob.h \
|
||||
TMethodJob.h \
|
||||
|
|
|
|||
|
|
@ -1,4 +1,7 @@
|
|||
#include "CXWindowsClipboard.h"
|
||||
#include "CXWindowsClipboardTextConverter.h"
|
||||
#include "CXWindowsClipboardUCS2Converter.h"
|
||||
#include "CXWindowsClipboardUTF8Converter.h"
|
||||
#include "CXWindowsUtil.h"
|
||||
#include "CThread.h"
|
||||
#include "CLog.h"
|
||||
|
|
@ -52,6 +55,20 @@ CXWindowsClipboard::CXWindowsClipboard(Display* display,
|
|||
break;
|
||||
}
|
||||
|
||||
// add converters
|
||||
m_converters.push_back(new CXWindowsClipboardUTF8Converter(m_display,
|
||||
"text/plain;charset=UTF-8"));
|
||||
m_converters.push_back(new CXWindowsClipboardUTF8Converter(m_display,
|
||||
"UTF8_STRING"));
|
||||
m_converters.push_back(new CXWindowsClipboardUCS2Converter(m_display,
|
||||
"text/plain;charset=ISO-10646-UCS-2"));
|
||||
m_converters.push_back(new CXWindowsClipboardUCS2Converter(m_display,
|
||||
"text/unicode"));
|
||||
m_converters.push_back(new CXWindowsClipboardTextConverter(m_display,
|
||||
"text/plain"));
|
||||
m_converters.push_back(new CXWindowsClipboardTextConverter(m_display,
|
||||
"STRING"));
|
||||
|
||||
// we have no data
|
||||
clearCache();
|
||||
}
|
||||
|
|
@ -59,6 +76,7 @@ CXWindowsClipboard::CXWindowsClipboard(Display* display,
|
|||
CXWindowsClipboard::~CXWindowsClipboard()
|
||||
{
|
||||
clearReplies();
|
||||
clearConverters();
|
||||
}
|
||||
|
||||
void
|
||||
|
|
@ -124,7 +142,7 @@ CXWindowsClipboard::addSimpleRequest(Window requestor,
|
|||
|
||||
// handle targets
|
||||
CString data;
|
||||
Atom type = None;
|
||||
Atom type = None;
|
||||
int format = 0;
|
||||
if (target == m_atomTargets) {
|
||||
type = getTargetsData(data, &format);
|
||||
|
|
@ -132,9 +150,17 @@ CXWindowsClipboard::addSimpleRequest(Window requestor,
|
|||
else if (target == m_atomTimestamp) {
|
||||
type = getTimestampData(data, &format);
|
||||
}
|
||||
else if (target == m_atomString ||
|
||||
target == m_atomText) {
|
||||
type = getStringData(data, &format);
|
||||
else {
|
||||
IXWindowsClipboardConverter* converter = getConverter(target);
|
||||
IClipboard::EFormat clipboardFormat = converter->getFormat();
|
||||
if (!m_added[clipboardFormat]) {
|
||||
type = None;
|
||||
}
|
||||
else {
|
||||
type = converter->getAtom();
|
||||
format = converter->getDataSize();
|
||||
data = converter->fromIClipboard(m_data[clipboardFormat]);
|
||||
}
|
||||
}
|
||||
|
||||
if (type != None) {
|
||||
|
|
@ -334,17 +360,41 @@ CXWindowsClipboard::get(EFormat format) const
|
|||
return m_data[format];
|
||||
}
|
||||
|
||||
IClipboard::EFormat
|
||||
CXWindowsClipboard::getFormat(Atom src) const
|
||||
void
|
||||
CXWindowsClipboard::clearConverters()
|
||||
{
|
||||
// FIXME -- handle more formats (especially mime-type-like formats
|
||||
// and various character encodings like unicode).
|
||||
if (src == m_atomString ||
|
||||
src == m_atomText /*||
|
||||
src == m_atomCompoundText*/) {
|
||||
return IClipboard::kText;
|
||||
for (ConverterList::iterator index = m_converters.begin();
|
||||
index != m_converters.end(); ++index) {
|
||||
delete *index;
|
||||
}
|
||||
return IClipboard::kNumFormats;
|
||||
m_converters.clear();
|
||||
}
|
||||
|
||||
IXWindowsClipboardConverter*
|
||||
CXWindowsClipboard::getConverter(Atom target, bool onlyIfNotAdded) const
|
||||
{
|
||||
IXWindowsClipboardConverter* converter = NULL;
|
||||
for (ConverterList::const_iterator index = m_converters.begin();
|
||||
index != m_converters.end(); ++index) {
|
||||
converter = *index;
|
||||
if (converter->getAtom() == target) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (converter == NULL) {
|
||||
log((CLOG_DEBUG1 " no converter for target %d", target));
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// optionally skip already handled targets
|
||||
if (onlyIfNotAdded) {
|
||||
if (m_added[converter->getFormat()]) {
|
||||
log((CLOG_DEBUG1 " skipping handled format %d", converter->getFormat()));
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
return converter;
|
||||
}
|
||||
|
||||
void
|
||||
|
|
@ -438,44 +488,29 @@ CXWindowsClipboard::icccmFillCache()
|
|||
const Atom* targets = reinterpret_cast<const Atom*>(data.data());
|
||||
const UInt32 numTargets = data.size() / sizeof(Atom);
|
||||
for (UInt32 i = 0; i < numTargets; ++i) {
|
||||
// determine the expected clipboard format
|
||||
// see if we have a converter for this target
|
||||
Atom target = targets[i];
|
||||
IClipboard::EFormat expectedFormat = getFormat(target);
|
||||
if (expectedFormat == IClipboard::kNumFormats) {
|
||||
log((CLOG_DEBUG1 " no format for target %d", target));
|
||||
continue;
|
||||
}
|
||||
log((CLOG_DEBUG1 " source target %d -> %d", target, expectedFormat));
|
||||
|
||||
// skip already handled targets
|
||||
if (m_added[expectedFormat]) {
|
||||
log((CLOG_DEBUG1 " skipping handled format %d", expectedFormat));
|
||||
IXWindowsClipboardConverter* converter = getConverter(target, true);
|
||||
if (converter == NULL) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// get the data
|
||||
Atom actualTarget;
|
||||
CString targetData;
|
||||
if (!icccmGetSelection(target, &actualTarget, &targetData)) {
|
||||
log((CLOG_DEBUG1 " no data for target", target));
|
||||
continue;
|
||||
}
|
||||
logc(actualTarget != target, (CLOG_DEBUG1 " actual target is %d", actualTarget));
|
||||
|
||||
// use the actual format, not the expected
|
||||
IClipboard::EFormat actualFormat = getFormat(actualTarget);
|
||||
if (actualFormat == IClipboard::kNumFormats) {
|
||||
log((CLOG_DEBUG1 " no format for target %d", actualTarget));
|
||||
continue;
|
||||
}
|
||||
if (m_added[actualFormat]) {
|
||||
log((CLOG_DEBUG1 " skipping handled format %d", actualFormat));
|
||||
if (actualTarget != target) {
|
||||
log((CLOG_DEBUG1 " expected (%d) and actual (%d) targets differ", target, actualTarget));
|
||||
continue;
|
||||
}
|
||||
|
||||
// add to clipboard and note we've done it
|
||||
m_data[actualFormat] = targetData;
|
||||
m_added[actualFormat] = true;
|
||||
log((CLOG_DEBUG " added format %d for target %d", actualFormat, target));
|
||||
m_data[converter->getFormat()] = converter->toIClipboard(targetData);
|
||||
m_added[converter->getFormat()] = true;
|
||||
log((CLOG_DEBUG " added format %d for target %d", converter->getFormat(), target));
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -676,42 +711,36 @@ CXWindowsClipboard::motifFillCache()
|
|||
continue;
|
||||
}
|
||||
|
||||
// determine the expected clipboard format
|
||||
Atom target = motifFormat->m_type;
|
||||
IClipboard::EFormat expectedFormat = getFormat(target);
|
||||
if (expectedFormat == IClipboard::kNumFormats) {
|
||||
log((CLOG_DEBUG1 " no format for target %d", target));
|
||||
continue;
|
||||
}
|
||||
log((CLOG_DEBUG1 " source target %d -> %d", target, expectedFormat));
|
||||
|
||||
// skip already handled targets
|
||||
if (m_added[expectedFormat]) {
|
||||
log((CLOG_DEBUG1 " skipping handled format %d", expectedFormat));
|
||||
// see if we have a converter for this target
|
||||
Atom target = motifFormat->m_type;
|
||||
IXWindowsClipboardConverter* converter = getConverter(target, true);
|
||||
if (converter == NULL) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// get the data (finally)
|
||||
SInt32 length = motifFormat->m_length;
|
||||
sprintf(name, "_MOTIF_CLIP_ITEM_%d", motifFormat->m_data);
|
||||
Atom atomData = XInternAtom(m_display, name, False);
|
||||
data = "";
|
||||
Atom atomData = XInternAtom(m_display, name, False), atomTarget;
|
||||
CString targetData;
|
||||
if (!CXWindowsUtil::getWindowProperty(m_display, root,
|
||||
atomData, &data,
|
||||
&target, &format, False)) {
|
||||
atomData, &targetData,
|
||||
&atomTarget, &format, False)) {
|
||||
log((CLOG_DEBUG1 " no data for target", target));
|
||||
continue;
|
||||
}
|
||||
if (target != atomData) {
|
||||
if (atomTarget != atomData) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// truncate data to length specified in the format
|
||||
data.erase(length);
|
||||
targetData.erase(length);
|
||||
|
||||
// add to clipboard and note we've done it
|
||||
m_data[expectedFormat] = data;
|
||||
m_added[expectedFormat] = true;
|
||||
log((CLOG_DEBUG " added format %d for target %d", expectedFormat, motifFormat->m_type));
|
||||
m_data[converter->getFormat()] = converter->toIClipboard(targetData);
|
||||
m_added[converter->getFormat()] = true;
|
||||
log((CLOG_DEBUG " added format %d for target %d", converter->getFormat(), target));
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -1061,7 +1090,7 @@ CXWindowsClipboard::getTargetsData(CString& data, int* format) const
|
|||
{
|
||||
assert(format != NULL);
|
||||
|
||||
// construct response
|
||||
// add standard targets
|
||||
Atom atom;
|
||||
atom = m_atomTargets;
|
||||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
|
|
@ -1069,11 +1098,17 @@ CXWindowsClipboard::getTargetsData(CString& data, int* format) const
|
|||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
atom = m_atomTimestamp;
|
||||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
if (m_added[kText]) {
|
||||
atom = m_atomString;
|
||||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
atom = m_atomText;
|
||||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
|
||||
// add targets we can convert to
|
||||
for (ConverterList::const_iterator index = m_converters.begin();
|
||||
index != m_converters.end(); ++index) {
|
||||
IXWindowsClipboardConverter* converter = *index;
|
||||
|
||||
// skip formats we don't have
|
||||
if (!m_added[converter->getFormat()]) {
|
||||
atom = converter->getAtom();
|
||||
data.append(reinterpret_cast<char*>(&atom), sizeof(Atom));
|
||||
}
|
||||
}
|
||||
|
||||
*format = 32;
|
||||
|
|
@ -1092,21 +1127,6 @@ CXWindowsClipboard::getTimestampData(CString& data, int* format) const
|
|||
return m_atomTimestamp;
|
||||
}
|
||||
|
||||
Atom
|
||||
CXWindowsClipboard::getStringData(CString& data, int* format) const
|
||||
{
|
||||
assert(format != NULL);
|
||||
|
||||
if (m_added[kText]) {
|
||||
data = m_data[kText];
|
||||
*format = 8;
|
||||
return m_atomString;
|
||||
}
|
||||
else {
|
||||
return None;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//
|
||||
// CXWindowsClipboard::CICCCMGetClipboard
|
||||
|
|
|
|||
|
|
@ -5,12 +5,15 @@
|
|||
#include "ClipboardTypes.h"
|
||||
#include "stdmap.h"
|
||||
#include "stdlist.h"
|
||||
#include "stdvector.h"
|
||||
#if defined(X_DISPLAY_MISSING)
|
||||
# error X11 is required to build synergy
|
||||
#else
|
||||
# include <X11/Xlib.h>
|
||||
#endif
|
||||
|
||||
class IXWindowsClipboardConverter;
|
||||
|
||||
class CXWindowsClipboard : public IClipboard {
|
||||
public:
|
||||
CXWindowsClipboard(Display*, Window, ClipboardID);
|
||||
|
|
@ -51,6 +54,17 @@ public:
|
|||
virtual CString get(EFormat) const;
|
||||
|
||||
private:
|
||||
// remove all converters from our list
|
||||
void clearConverters();
|
||||
|
||||
// get the converter for a clipboard format. returns NULL if no
|
||||
// suitable converter. iff onlyIfNotAdded is true then also
|
||||
// return NULL if a suitable converter was found but we already
|
||||
// have data of the converter's clipboard format.
|
||||
IXWindowsClipboardConverter*
|
||||
getConverter(Atom target,
|
||||
bool onlyIfNotAdded = false) const;
|
||||
|
||||
// convert target atom to clipboard format
|
||||
EFormat getFormat(Atom target) const;
|
||||
|
||||
|
|
@ -218,9 +232,10 @@ private:
|
|||
// data conversion methods
|
||||
Atom getTargetsData(CString&, int* format) const;
|
||||
Atom getTimestampData(CString&, int* format) const;
|
||||
Atom getStringData(CString&, int* format) const;
|
||||
|
||||
private:
|
||||
typedef std::vector<IXWindowsClipboardConverter*> ConverterList;
|
||||
|
||||
Display* m_display;
|
||||
Window m_window;
|
||||
ClipboardID m_id;
|
||||
|
|
@ -245,6 +260,9 @@ private:
|
|||
CReplyMap m_replies;
|
||||
CReplyEventMask m_eventMasks;
|
||||
|
||||
// clipboard format converters
|
||||
ConverterList m_converters;
|
||||
|
||||
// atoms we'll need
|
||||
Atom m_atomTargets;
|
||||
Atom m_atomMultiple;
|
||||
|
|
@ -263,4 +281,31 @@ private:
|
|||
Atom m_atomGDKSelection;
|
||||
};
|
||||
|
||||
class IXWindowsClipboardConverter : public IInterface {
|
||||
public:
|
||||
// accessors
|
||||
|
||||
// return the clipboard format this object converts from/to
|
||||
virtual IClipboard::EFormat
|
||||
getFormat() const = 0;
|
||||
|
||||
// return the atom representing the X selection format that
|
||||
// this object converts from/to
|
||||
virtual Atom getAtom() const = 0;
|
||||
|
||||
// return the size (in bits) of data elements returned by
|
||||
// toIClipboard().
|
||||
virtual int getDataSize() const = 0;
|
||||
|
||||
// convert from the IClipboard format to the X selection format.
|
||||
// the input data must be in the IClipboard format returned by
|
||||
// getFormat(). the return data will be in the X selection
|
||||
// format returned by getAtom().
|
||||
virtual CString fromIClipboard(const CString&) const = 0;
|
||||
|
||||
// convert from the X selection format to the IClipboard format
|
||||
// (i.e., the reverse of fromIClipboard()).
|
||||
virtual CString toIClipboard(const CString&) const = 0;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -0,0 +1,48 @@
|
|||
#include "CXWindowsClipboardTextConverter.h"
|
||||
#include "CUnicode.h"
|
||||
|
||||
//
|
||||
// CXWindowsClipboardTextConverter
|
||||
//
|
||||
|
||||
CXWindowsClipboardTextConverter::CXWindowsClipboardTextConverter(
|
||||
Display* display, const char* name) :
|
||||
m_atom(XInternAtom(display, name, False))
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
CXWindowsClipboardTextConverter::~CXWindowsClipboardTextConverter()
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
IClipboard::EFormat
|
||||
CXWindowsClipboardTextConverter::getFormat() const
|
||||
{
|
||||
return IClipboard::kText;
|
||||
}
|
||||
|
||||
Atom
|
||||
CXWindowsClipboardTextConverter::getAtom() const
|
||||
{
|
||||
return m_atom;
|
||||
}
|
||||
|
||||
int
|
||||
CXWindowsClipboardTextConverter::getDataSize() const
|
||||
{
|
||||
return 8;
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardTextConverter::fromIClipboard(const CString& data) const
|
||||
{
|
||||
return CUnicode::UTF8ToText(data);
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardTextConverter::toIClipboard(const CString& data) const
|
||||
{
|
||||
return CUnicode::textToUTF8(data);
|
||||
}
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
#ifndef CXWINDOWSCLIPBOARDTEXTCONVERTER_H
|
||||
#define CXWINDOWSCLIPBOARDTEXTCONVERTER_H
|
||||
|
||||
#include "CXWindowsClipboard.h"
|
||||
|
||||
class CXWindowsClipboardTextConverter : public IXWindowsClipboardConverter {
|
||||
public:
|
||||
CXWindowsClipboardTextConverter(Display* display, const char* name);
|
||||
virtual ~CXWindowsClipboardTextConverter();
|
||||
|
||||
// IXWindowsClipboardConverter overrides
|
||||
virtual IClipboard::EFormat
|
||||
getFormat() const;
|
||||
virtual Atom getAtom() const;
|
||||
virtual int getDataSize() const;
|
||||
virtual CString fromIClipboard(const CString&) const;
|
||||
virtual CString toIClipboard(const CString&) const;
|
||||
|
||||
private:
|
||||
Atom m_atom;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,48 @@
|
|||
#include "CXWindowsClipboardUCS2Converter.h"
|
||||
#include "CUnicode.h"
|
||||
|
||||
//
|
||||
// CXWindowsClipboardUCS2Converter
|
||||
//
|
||||
|
||||
CXWindowsClipboardUCS2Converter::CXWindowsClipboardUCS2Converter(
|
||||
Display* display, const char* name) :
|
||||
m_atom(XInternAtom(display, name, False))
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
CXWindowsClipboardUCS2Converter::~CXWindowsClipboardUCS2Converter()
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
IClipboard::EFormat
|
||||
CXWindowsClipboardUCS2Converter::getFormat() const
|
||||
{
|
||||
return IClipboard::kText;
|
||||
}
|
||||
|
||||
Atom
|
||||
CXWindowsClipboardUCS2Converter::getAtom() const
|
||||
{
|
||||
return m_atom;
|
||||
}
|
||||
|
||||
int
|
||||
CXWindowsClipboardUCS2Converter::getDataSize() const
|
||||
{
|
||||
return 16;
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardUCS2Converter::fromIClipboard(const CString& data) const
|
||||
{
|
||||
return CUnicode::UTF8ToUCS2(data);
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardUCS2Converter::toIClipboard(const CString& data) const
|
||||
{
|
||||
return CUnicode::UCS2ToUTF8(data);
|
||||
}
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
#ifndef CXWINDOWSCLIPBOARDUCS2CONVERTER_H
|
||||
#define CXWINDOWSCLIPBOARDUCS2CONVERTER_H
|
||||
|
||||
#include "CXWindowsClipboard.h"
|
||||
|
||||
class CXWindowsClipboardUCS2Converter : public IXWindowsClipboardConverter {
|
||||
public:
|
||||
CXWindowsClipboardUCS2Converter(Display* display, const char* name);
|
||||
virtual ~CXWindowsClipboardUCS2Converter();
|
||||
|
||||
// IXWindowsClipboardConverter overrides
|
||||
virtual IClipboard::EFormat
|
||||
getFormat() const;
|
||||
virtual Atom getAtom() const;
|
||||
virtual int getDataSize() const;
|
||||
virtual CString fromIClipboard(const CString&) const;
|
||||
virtual CString toIClipboard(const CString&) const;
|
||||
|
||||
private:
|
||||
Atom m_atom;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
@ -0,0 +1,47 @@
|
|||
#include "CXWindowsClipboardUTF8Converter.h"
|
||||
|
||||
//
|
||||
// CXWindowsClipboardUTF8Converter
|
||||
//
|
||||
|
||||
CXWindowsClipboardUTF8Converter::CXWindowsClipboardUTF8Converter(
|
||||
Display* display, const char* name) :
|
||||
m_atom(XInternAtom(display, name, False))
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
CXWindowsClipboardUTF8Converter::~CXWindowsClipboardUTF8Converter()
|
||||
{
|
||||
// do nothing
|
||||
}
|
||||
|
||||
IClipboard::EFormat
|
||||
CXWindowsClipboardUTF8Converter::getFormat() const
|
||||
{
|
||||
return IClipboard::kText;
|
||||
}
|
||||
|
||||
Atom
|
||||
CXWindowsClipboardUTF8Converter::getAtom() const
|
||||
{
|
||||
return m_atom;
|
||||
}
|
||||
|
||||
int
|
||||
CXWindowsClipboardUTF8Converter::getDataSize() const
|
||||
{
|
||||
return 8;
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardUTF8Converter::fromIClipboard(const CString& data) const
|
||||
{
|
||||
return data;
|
||||
}
|
||||
|
||||
CString
|
||||
CXWindowsClipboardUTF8Converter::toIClipboard(const CString& data) const
|
||||
{
|
||||
return data;
|
||||
}
|
||||
|
|
@ -0,0 +1,23 @@
|
|||
#ifndef CXWINDOWSCLIPBOARDUTF8CONVERTER_H
|
||||
#define CXWINDOWSCLIPBOARDUTF8CONVERTER_H
|
||||
|
||||
#include "CXWindowsClipboard.h"
|
||||
|
||||
class CXWindowsClipboardUTF8Converter : public IXWindowsClipboardConverter {
|
||||
public:
|
||||
CXWindowsClipboardUTF8Converter(Display* display, const char* name);
|
||||
virtual ~CXWindowsClipboardUTF8Converter();
|
||||
|
||||
// IXWindowsClipboardConverter overrides
|
||||
virtual IClipboard::EFormat
|
||||
getFormat() const;
|
||||
virtual Atom getAtom() const;
|
||||
virtual int getDataSize() const;
|
||||
virtual CString fromIClipboard(const CString&) const;
|
||||
virtual CString toIClipboard(const CString&) const;
|
||||
|
||||
private:
|
||||
Atom m_atom;
|
||||
};
|
||||
|
||||
#endif
|
||||
|
|
@ -4,22 +4,28 @@ DEPTH = ..
|
|||
|
||||
# FIXME -- add CUnixPlatform.cpp as an unbuilt source
|
||||
noinst_LIBRARIES = libplatform.a
|
||||
libplatform_a_SOURCES = \
|
||||
CPlatform.cpp \
|
||||
CXWindowsClipboard.cpp \
|
||||
CXWindowsScreen.cpp \
|
||||
CXWindowsScreenSaver.cpp \
|
||||
CXWindowsUtil.cpp \
|
||||
CPlatform.h \
|
||||
CUnixPlatform.h \
|
||||
CXWindowsClipboard.h \
|
||||
CXWindowsScreen.h \
|
||||
CXWindowsScreenSaver.h \
|
||||
CXWindowsUtil.h \
|
||||
IPlatform.h \
|
||||
libplatform_a_SOURCES = \
|
||||
CPlatform.cpp \
|
||||
CXWindowsClipboard.cpp \
|
||||
CXWindowsClipboardTextConverter.cpp \
|
||||
CXWindowsClipboardUCS2Converter.cpp \
|
||||
CXWindowsClipboardUTF8Converter.cpp \
|
||||
CXWindowsScreen.cpp \
|
||||
CXWindowsScreenSaver.cpp \
|
||||
CXWindowsUtil.cpp \
|
||||
CPlatform.h \
|
||||
CUnixPlatform.h \
|
||||
CXWindowsClipboard.h \
|
||||
CXWindowsClipboardTextConverter.h \
|
||||
CXWindowsClipboardUCS2Converter.h \
|
||||
CXWindowsClipboardUTF8Converter.h \
|
||||
CXWindowsScreen.h \
|
||||
CXWindowsScreenSaver.h \
|
||||
CXWindowsUtil.h \
|
||||
IPlatform.h \
|
||||
$(NULL)
|
||||
INCLUDES = \
|
||||
-I$(DEPTH)/base \
|
||||
-I$(DEPTH)/mt \
|
||||
-I$(DEPTH)/synergy \
|
||||
INCLUDES = \
|
||||
-I$(DEPTH)/base \
|
||||
-I$(DEPTH)/mt \
|
||||
-I$(DEPTH)/synergy \
|
||||
$(NULL)
|
||||
|
|
|
|||
|
|
@ -13,7 +13,13 @@ public:
|
|||
typedef UInt32 Time;
|
||||
|
||||
// known clipboard formats. kNumFormats must be last and
|
||||
// formats must be sequential starting from zero.
|
||||
// formats must be sequential starting from zero. clipboard
|
||||
// data set via add() and retrieved via get() is in one of
|
||||
// these formats. platform dependent clipboard subclasses
|
||||
// can and should present any suitable formats derivable
|
||||
// from these formats (e.g. UCS-16 encoded unicode).
|
||||
//
|
||||
// kText: UTF-8 encoded unicode (ISO-10646), newline is LF
|
||||
enum EFormat { kText, kNumFormats };
|
||||
|
||||
// manipulators
|
||||
|
|
|
|||
Loading…
Reference in New Issue