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Improve remote control ScreenSpyDlg reconnect logic

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yuanyuanxiang
2026-01-11 23:47:12 +01:00
parent bab7279c2a
commit da2184c39e
4 changed files with 65 additions and 14 deletions
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72
server/2015Remote/ScreenSpyDlg.cpp
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@@ -310,6 +310,8 @@ BOOL CScreenSpyDlg::OnInitDialog()
VOID CScreenSpyDlg::OnClose()
{
KillTimer(1);
KillTimer(2);
if (!m_aviFile.IsEmpty()) {
KillTimer(TIMER_ID);
m_aviFile = "";
@@ -340,6 +342,9 @@ VOID CScreenSpyDlg::OnClose()
afx_msg LRESULT CScreenSpyDlg::OnDisconnect(WPARAM wParam, LPARAM lParam)
{
m_bConnected = FALSE;
// Close the dialog if reconnect not succeed in 15 seconds
SetTimer(2, 15000, NULL);
PostMessage(WM_PAINT);
return S_OK;
}
@@ -566,6 +571,7 @@ bool CScreenSpyDlg::Decode(LPBYTE Buffer, int size)
void CScreenSpyDlg::OnPaint()
{
if (m_bIsClosed) return;
CPaintDC dc(this); // device context for painting
if (m_bIsFirst) {
@@ -588,23 +594,53 @@ void CScreenSpyDlg::OnPaint()
NULL,
DI_NORMAL | DI_COMPAT
);
if (!m_bConnected) {
DrawTipString("正在重连......", 2);
}
}
VOID CScreenSpyDlg::DrawTipString(CString strString)
VOID CScreenSpyDlg::DrawTipString(CString strString, int fillMode)
{
RECT Rect;
GetClientRect(&Rect);
//COLORREF用来描绘一个RGB颜色
COLORREF BackgroundColor = RGB(0x00, 0x00, 0x00);
COLORREF OldBackgroundColor = SetBkColor(m_hFullDC, BackgroundColor);
COLORREF OldTextColor = SetTextColor(m_hFullDC, RGB(0xff,0x00,0x00));
//ExtTextOut函数可以提供一个可供选择的矩形，用当前选择的字体、背景颜色和正文颜色来绘制一个字符串
ExtTextOut(m_hFullDC, 0, 0, ETO_OPAQUE, &Rect, NULL, 0, NULL);
// fillMode: 0=不填充, 1=全黑, 2=半透明
RECT Rect;
GetClientRect(&Rect);
int width = Rect.right - Rect.left;
int height = Rect.bottom - Rect.top;
DrawText (m_hFullDC, strString, -1, &Rect,DT_SINGLELINE | DT_CENTER | DT_VCENTER);
if (fillMode == 1)
{
// 原来的全黑效果
COLORREF BackgroundColor = RGB(0x00, 0x00, 0x00);
SetBkColor(m_hFullDC, BackgroundColor);
ExtTextOut(m_hFullDC, 0, 0, ETO_OPAQUE, &Rect, NULL, 0, NULL);
}
else if (fillMode == 2)
{
// 半透明效果
HDC hMemDC = CreateCompatibleDC(m_hFullDC);
HBITMAP hBitmap = CreateCompatibleBitmap(m_hFullDC, width, height);
HBITMAP hOldBitmap = (HBITMAP)SelectObject(hMemDC, hBitmap);
SetBkColor(m_hFullDC, BackgroundColor);
SetTextColor(m_hFullDC, OldBackgroundColor);
HBRUSH hBrush = CreateSolidBrush(RGB(0, 0, 0));
FillRect(hMemDC, &Rect, hBrush);
DeleteObject(hBrush);
BLENDFUNCTION blend = { 0 };
blend.BlendOp = AC_SRC_OVER;
blend.SourceConstantAlpha = 150;
blend.AlphaFormat = 0;
AlphaBlend(m_hFullDC, 0, 0, width, height,
hMemDC, 0, 0, width, height, blend);
SelectObject(hMemDC, hOldBitmap);
DeleteObject(hBitmap);
DeleteDC(hMemDC);
}
SetBkMode(m_hFullDC, TRANSPARENT);
SetTextColor(m_hFullDC, RGB(0xff, 0x00, 0x00));
DrawText(m_hFullDC, strString, -1, &Rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
}
bool DirectoryExists(const char* path)
@@ -794,6 +830,18 @@ void CScreenSpyDlg::OnTimer(UINT_PTR nIDEvent)
if (nIDEvent == 1 && m_Settings.FullScreen && m_pToolbar) {
m_pToolbar->CheckMousePosition();
}
if (nIDEvent == 2) {
KillTimer(2);
if (m_bConnected) {
return;
}
CWnd* pMain = AfxGetMainWnd();
if (pMain)
::PostMessageA(pMain->GetSafeHwnd(), WM_SHOWNOTIFY, (WPARAM)new CharMsg("连接已断开"),
(LPARAM)new CharMsg(m_IPAddress + " - 远程桌面连接已断开"));
this->PostMessageA(WM_CLOSE, 0, 0);
return;
}
CDialog::OnTimer(nIDEvent);
}