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Fix: Copy text between master and client need a delay

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This commit is contained in:
shaun
2025-12-12 14:36:32 +01:00
committed by yuanyuanxiang
parent 2160922ba0
commit 93d6e730b8
8 changed files with 129 additions and 83 deletions
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58
client/ScreenManager.cpp
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@@ -457,7 +457,7 @@ VOID CScreenManager::OnReceive(PBYTE szBuffer, ULONG ulLength)
SendData(szBuffer, sizeof(szBuffer));
break;
}
SendClientClipboard();
SendClientClipboard(ulLength > 1);
break;
}
case COMMAND_SCREEN_SET_CLIPBOARD: {
@@ -531,26 +531,48 @@ VOID CScreenManager::UpdateClientClipboard(char *szBuffer, ULONG ulLength)
CloseClipboard();
}
VOID CScreenManager::SendClientClipboard()
VOID CScreenManager::SendClientClipboard(BOOL fast)
{
if (!::OpenClipboard(NULL)) //打开剪切板设备
return;
HGLOBAL hGlobal = GetClipboardData(CF_TEXT); //代表着一个内存
if (hGlobal == NULL) {
::CloseClipboard();
return;
}
size_t iPacketLength = GlobalSize(hGlobal) + 1;
char* szClipboardVirtualAddress = (LPSTR) GlobalLock(hGlobal); //锁定
LPBYTE szBuffer = new BYTE[iPacketLength];
if (!::OpenClipboard(NULL))
return;
// 改为获取 Unicode 格式
HGLOBAL hGlobal = GetClipboardData(CF_UNICODETEXT);
if (hGlobal == NULL) {
::CloseClipboard();
return;
}
szBuffer[0] = TOKEN_CLIPBOARD_TEXT;
memcpy(szBuffer + 1, szClipboardVirtualAddress, iPacketLength - 1);
::GlobalUnlock(hGlobal);
::CloseClipboard();
m_ClientObject->Send2Server((char*)szBuffer, iPacketLength);
delete[] szBuffer;
wchar_t* pWideStr = (wchar_t*)GlobalLock(hGlobal);
if (pWideStr == NULL) {
::CloseClipboard();
return;
}
// Unicode 转 UTF-8
int utf8Len = WideCharToMultiByte(CP_UTF8, 0, pWideStr, -1, NULL, 0, NULL, NULL);
if (utf8Len <= 0) {
GlobalUnlock(hGlobal);
::CloseClipboard();
return;
}
if (fast && utf8Len > 200 * 1024) {
Mprintf("剪切板文本太长, 无法快速拷贝: %d\n", utf8Len);
GlobalUnlock(hGlobal);
::CloseClipboard();
return;
}
LPBYTE szBuffer = new BYTE[utf8Len + 1];
szBuffer[0] = TOKEN_CLIPBOARD_TEXT;
WideCharToMultiByte(CP_UTF8, 0, pWideStr, -1, (char*)(szBuffer + 1), utf8Len, NULL, NULL);
GlobalUnlock(hGlobal);
::CloseClipboard();
m_ClientObject->Send2Server((char*)szBuffer, utf8Len + 1);
delete[] szBuffer;
}