void CSystemTray::MaximiseFromTray(HWND hWnd)
{
#ifndef _WIN32_WCE
if (GetDoWndAnimation())
{
RECT rectTo;
::GetWindowRect(hWnd, &rectTo);
RECT rectFrom;
GetTrayWndRect(&rectFrom);
::SetParent(hWnd, NULL);
DrawAnimatedRects(hWnd, IDANI_CAPTION, &rectFrom, &rectTo);
}
else
::SetParent(hWnd, NULL);
SetWindowLong(hWnd, GWL_STYLE, GetWindowLong(hWnd, GWL_STYLE) | WS_VISIBLE);
RedrawWindow(hWnd, NULL, NULL, RDW_UPDATENOW | RDW_ALLCHILDREN | RDW_FRAME |
RDW_INVALIDATE | RDW_ERASE);
// Move focus away and back again to ensure taskbar icon is recreated
if (::IsWindow(m_hWndInvisible))
SetActiveWindow(m_hWndInvisible);
SetActiveWindow(hWnd);
SetForegroundWindow(hWnd);
#endif
}
void AnimateToTray(HWND hWnd)
{
HWND hCaptionWindow;
RECT rcFrom, rcTo;
TCHAR windowText[512];
WNDCLASSEX wcex;
HINSTANCE hInstance = (HINSTANCE)GetWindowLong(hWnd, GWL_HINSTANCE);
int xInc, yInc, captionWidth;
if(GetDoAnimateMinimize())
{
// Get the rect of the tray and the window. Note that the window rect
// is still valid even though the window is hidden
GetTrayWndRect(&rcTo);
GetWindowRect(hWnd,&rcFrom);
GetWindowText(hWnd, windowText, sizeof(windowText));
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = CaptionWndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = (HICON)SendMessage(hWnd, WM_GETICON, ICON_BIG, 0);
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW);
wcex.lpszMenuName = NULL;
wcex.lpszClassName = L"Caption Window";
wcex.hIconSm = (HICON)SendMessage(hWnd, WM_GETICON, ICON_SMALL, 0);
if(!RegisterClassEx(&wcex))
return;
hCaptionWindow = CreateWindow(L"Caption Window", windowText, WS_VISIBLE | WS_POPUPWINDOW | WS_CAPTION, rcFrom.left,
rcFrom.top, 0, 0, NULL, NULL, hInstance, NULL);
captionWidth = GetSystemMetrics(SM_CYCAPTION) + 3;
SetWindowPos(hCaptionWindow, NULL, 0, 0, 220, captionWidth, SWP_NOMOVE | SWP_NOZORDER);
xInc = (rcTo.left - rcFrom.left) / ANIMATE_TRAY_NUMFRAMES;
yInc = (rcTo.top + captionWidth - rcFrom.top) / ANIMATE_TRAY_NUMFRAMES;
for(int i = 0; i < ANIMATE_TRAY_NUMFRAMES; i++)
{
Sleep(ANIMATE_TRAY_FRAMERATE);
SetWindowPos(hCaptionWindow, NULL, rcFrom.left+=xInc, rcFrom.top+=yInc, 0, 0, SWP_NOSIZE | SWP_NOZORDER);
}
DestroyWindow(hCaptionWindow);
UnregisterClass(L"Caption Window", hInstance);
}
}
// 自动调整对话框大小
void CMsgTipDlg::SetDlgAutoSize()
{
int nMsgSenderCnt = 0;
if (m_lpQQClient != NULL)
{
CMessageList * lpMsgList = m_lpQQClient->GetMessageList();
if (lpMsgList != NULL)
nMsgSenderCnt = lpMsgList->GetMsgSenderCount();
}
int cyListCtrl = nMsgSenderCnt * m_nListItemHeight + 5;
int cxDlg = 212;
int cyDlg = cyListCtrl + 36 + 22;
int cxScreen = ::GetSystemMetrics(SM_CXFULLSCREEN);
int cyScreen = ::GetSystemMetrics(SM_CYFULLSCREEN);
CRect rcTrayWnd;
GetTrayWndRect(&rcTrayWnd);
int nLeft, nTop;
if (rcTrayWnd.top == rcTrayWnd.left && rcTrayWnd.bottom > rcTrayWnd.right) // 左边
{
nLeft = rcTrayWnd.right + 2;
nTop = m_rcTrayIcon.top - (cyDlg - m_rcTrayIcon.Width()) / 2;
if (nTop + cyDlg > cyScreen)
nTop = cyScreen - cyDlg;
}
else if (rcTrayWnd.top == rcTrayWnd.left && rcTrayWnd.bottom < rcTrayWnd.right) // 上边
{
nLeft = m_rcTrayIcon.left - (cxDlg - m_rcTrayIcon.Width()) / 2;
nTop = rcTrayWnd.bottom + 2;
if (nLeft + cxDlg > cxScreen)
nLeft = cxScreen - cxDlg;
}
else if (rcTrayWnd.top > rcTrayWnd.left) // 下边
{
nLeft = m_rcTrayIcon.left - (cxDlg - m_rcTrayIcon.Width()) / 2;
nTop = rcTrayWnd.top - cyDlg - 2;
if (nLeft + cxDlg > cxScreen)
nLeft = cxScreen - cxDlg;
}
else // 右边
{
nLeft = rcTrayWnd.left - cxDlg - 2;
nTop = m_rcTrayIcon.top - (cyDlg - m_rcTrayIcon.Width()) / 2;
if (nTop + cyDlg > cyScreen)
nTop = cyScreen - cyDlg;
}
SetWindowPos(HWND_TOPMOST, nLeft, nTop, cxDlg, cyDlg, SWP_NOACTIVATE);
Invalidate();
}
void Gui::MinToTray(const HWND hWnd)
{
if (DoAnimation() && ::IsWindowVisible(hWnd))
{
RECT rcFrom = { 0 }, rcTo = { 0 };
::GetWindowRect(hWnd, &rcFrom);
GetTrayWndRect(rcTo);
::DrawAnimatedRects(hWnd, IDANI_CAPTION, &rcFrom, &rcTo);
}
::ShowWindow(hWnd, SW_HIDE);
}
void MinimizeWndToTray(HWND hWnd)
{
if(!IsWindowVisible(hWnd))
return;
if(GetDoAnimateMinimize())
{
RECT rcFrom,rcTo;
GetWindowRect(hWnd,&rcFrom);
GetTrayWndRect(&rcTo);
DrawAnimatedRects(hWnd,IDANI_CAPTION,&rcFrom,&rcTo);
}
ShowWindow(hWnd,SW_HIDE);
}
void CSystemTray::MinimiseToTray(HWND hWnd)
{
#ifndef _WIN32_WCE
if (GetDoWndAnimation())
{
RECT rectFrom, rectTo;
GetWindowRect(hWnd, &rectFrom);
GetTrayWndRect(&rectTo);
DrawAnimatedRects(hWnd, IDANI_CAPTION, &rectFrom, &rectTo);
}
RemoveTaskbarIcon(hWnd);
SetWindowLong(hWnd, GWL_STYLE, GetWindowLong(hWnd, GWL_STYLE) &~ WS_VISIBLE);
#endif
}
void RestoreWndFromTray(HWND hWnd)
{
if(IsWindowVisible(hWnd))
return;
if(GetDoAnimateMinimize())
{
RECT rcFrom,rcTo;
GetTrayWndRect(&rcFrom);
GetWindowRect(hWnd,&rcTo);
DrawAnimatedRects(hWnd,IDANI_CAPTION,&rcFrom,&rcTo);
}
ShowWindow(hWnd,SW_SHOW);
SetActiveWindow(hWnd);
SetForegroundWindow(hWnd);
}
void Gui::RestoreFromTray(const HWND hWnd, BOOL bForceMax)
{
if (DoAnimation())
{
RECT rcFrom = { 0 }, rcTo = { 0 };
GetTrayWndRect(rcFrom);
::GetWindowRect(hWnd, &rcTo);
::DrawAnimatedRects(hWnd, IDANI_CAPTION, &rcFrom, &rcTo);
}
BOOL bZoomed = (IsZoomed(hWnd) || bForceMax);
::ShowWindow(hWnd, bZoomed ? SW_SHOWMAXIMIZED : SW_RESTORE);
::SetActiveWindow(hWnd);
::SetForegroundWindow(hWnd);
}
BOOL CTrayIconPosition::FindOutPositionOfIconDirectly(const HWND a_hWndOwner, const int a_iButtonID, CRect& a_rcIcon)
{
HWND hWndTray = GetTrayNotifyWnd(TRUE);
if (hWndTray == NULL)
{
return FALSE;
}
DWORD dwTrayProcessID = (DWORD)-1;
GetWindowThreadProcessId(hWndTray, &dwTrayProcessID);
if(dwTrayProcessID == DWORD(-1))
{
return FALSE;
}
HANDLE hTrayProc = OpenProcess(PROCESS_ALL_ACCESS, 0, dwTrayProcessID);
if(hTrayProc == NULL)
{
return FALSE;
}
int iButtonsCount = SendMessage(hWndTray, TB_BUTTONCOUNT, 0, 0);
LPVOID lpData = VirtualAllocEx(hTrayProc, NULL, sizeof(TBBUTTON), MEM_COMMIT, PAGE_READWRITE);
if( lpData == NULL || iButtonsCount < 1 )
{
CloseHandle(hTrayProc);
return FALSE;
}
BOOL bIconFound = FALSE;
for(int iButton=0; iButton<iButtonsCount; iButton++)
{
DWORD dwBytesRead = 0;
TBBUTTON buttonData;
SendMessage(hWndTray, TB_GETBUTTON, iButton, (LPARAM)lpData);
ReadProcessMemory(hTrayProc, lpData, &buttonData, sizeof(TBBUTTON), &dwBytesRead);
if(dwBytesRead < sizeof(TBBUTTON))
{
continue;
}
DWORD dwExtraData[2] = { 0,0 };
dwBytesRead = 0;
ReadProcessMemory(hTrayProc, (LPVOID)buttonData.dwData, dwExtraData, sizeof(dwExtraData), &dwBytesRead);
if(dwBytesRead < sizeof(dwExtraData))
{
continue;
}
HWND hWndOfIconOwner = (HWND) dwExtraData[0];
int iIconId = (int) dwExtraData[1];
if(hWndOfIconOwner != a_hWndOwner || iIconId != a_iButtonID)
{
continue;
}
if( buttonData.fsState & TBSTATE_HIDDEN )
{
break;
}
RECT rcPosition = {0,0};
SendMessage(hWndTray, TB_GETITEMRECT, iButton, (LPARAM)lpData);
dwBytesRead = 0;
ReadProcessMemory(hTrayProc, lpData, &rcPosition, sizeof(RECT), &dwBytesRead);
if(dwBytesRead < sizeof(RECT))
{
continue;
}
MapWindowPoints(hWndTray, NULL, (LPPOINT)&rcPosition, 2);
a_rcIcon = rcPosition;
bIconFound = TRUE;
break;
}
if(bIconFound == FALSE)
{
a_rcIcon = GetTrayWndRect();
a_rcIcon.left -= 16 + 2;
if (a_rcIcon.Height () > 16)
{
a_rcIcon.top += (a_rcIcon.Height () - 16) / 2;
a_rcIcon.bottom = a_rcIcon.top + 16;
}
}
VirtualFreeEx(hTrayProc, lpData, NULL, MEM_RELEASE);
CloseHandle(hTrayProc);
return bIconFound;
}
BOOL CTrayIconPosition::GetTrayIconPositionVisualScan(CPoint& a_ptPoint, Precision a_ePrec)
{
//let's find the time from last tray icon position calculation
int iTotalSec = (m_tLastUpdate - CTime::GetCurrentTime()).GetTotalSeconds();
if(iTotalSec < 0)
{
iTotalSec = -iTotalSec;
}
Precision prec;
if(a_ePrec == Default)
{
prec = m_prDefaultPrecision;
}
else
{
prec = a_ePrec;
}
BOOL bUpdateRequired = FALSE;
if(prec == Low && iTotalSec > m_iPrecisions[0] ||
prec == Medium && iTotalSec > m_iPrecisions[1] ||
prec == High && iTotalSec > m_iPrecisions[2] )
{
bUpdateRequired = TRUE;
}
if(bUpdateRequired)
{
m_rtRectangleOfTheTray = GetTrayWndRect();
if(FindOutPositionOfIcon(AfxGetApp()->LoadIcon(IDI_BLANK_BLACK)) == TRUE)
{
//we were able to find position of icon in tray - that's GREAT!
m_tLastUpdate = CTime::GetCurrentTime();
a_ptPoint = m_ptPosition;
return TRUE;
}
else
{
//We were unable to locate our icon - this is not a tragedy - usually there is a solution:
if(m_osVer.dwPlatformId == VER_PLATFORM_WIN32_NT && m_osVer.dwMajorVersion >= 5)
{
//We're under Win XP
//It's quite possible that icon is hidden now let's return Left-Center point of tray - it's most likely WinXP hide-tray-icons button.
a_ptPoint = m_rtRectangleOfTheTray.CenterPoint();
a_ptPoint.x = m_rtRectangleOfTheTray.left + 6;
}
else
{
//we're not under XP - I have no idea why but we were unable to locate our icon - let's retunr center of the tray area
a_ptPoint = m_rtRectangleOfTheTray.CenterPoint();
}
return FALSE;
}
}
else
{
a_ptPoint = m_ptPosition;
}
return TRUE;
}
//First tracking method: attaches to Tray process and reads data directly, is fast and reliable but will fail if user uses non standard tray software
//It was suggested by Neal Andrews with VB example: http://www.codeproject.com/shell/ctrayiconposition.asp?select=999036&forumid=14631&df=100#xx999036xx
//Ported to C++ by Ireneusz Zielinski
BOOL CTrayIconPosition::FindOutPositionOfIconDirectly(const HWND a_hWndOwner, const int a_iButtonID, CRect& a_rcIcon)
{
//first of all let's find a Tool bar control embed in Tray window
HWND hWndTray = GetTrayNotifyWnd(TRUE);
if (hWndTray == NULL)
{
return FALSE;
}
//now we have to get an ID of the parent process for system tray
DWORD dwTrayProcessID = -1;
GetWindowThreadProcessId(hWndTray, &dwTrayProcessID);
if(dwTrayProcessID <= 0)
{
return FALSE;
}
HANDLE hTrayProc = OpenProcess(PROCESS_ALL_ACCESS, 0, dwTrayProcessID);
if(hTrayProc == NULL)
{
return FALSE;
}
//now we check how many buttons is there - should be more than 0
int iButtonsCount = SendMessage(hWndTray, TB_BUTTONCOUNT, 0, 0);
//We want to get data from another process - it's not possible to just send messages like TB_GETBUTTON with a localy
//allocated buffer for return data. Pointer to localy allocated data has no usefull meaning in a context of another
//process (since Win95) - so we need to allocate some memory inside Tray process.
//We allocate sizeof(TBBUTTON) bytes of memory - because TBBUTTON is the biggest structure we will fetch. But this buffer
//will be also used to get smaller pieces of data like RECT structures.
LPVOID lpData = VirtualAllocEx(hTrayProc, NULL, sizeof(TBBUTTON), MEM_COMMIT, PAGE_READWRITE);
if( lpData == NULL || iButtonsCount < 1 )
{
CloseHandle(hTrayProc);
return FALSE;
}
BOOL bIconFound = FALSE;
for(int iButton=0; iButton<iButtonsCount; iButton++)
{
//first let's read TBUTTON information about each button in a task bar of tray
DWORD dwBytesRead = -1;
TBBUTTON buttonData;
SendMessage(hWndTray, TB_GETBUTTON, iButton, (LPARAM)lpData);
ReadProcessMemory(hTrayProc, lpData, &buttonData, sizeof(TBBUTTON), &dwBytesRead);
if(dwBytesRead < sizeof(TBBUTTON))
{
continue;
}
//now let's read extra data associated with each button: there will be a HWND of the window that created an icon and icon ID
DWORD dwExtraData[2] = { 0,0 };
ReadProcessMemory(hTrayProc, (LPVOID)buttonData.dwData, dwExtraData, sizeof(dwExtraData), &dwBytesRead);
if(dwBytesRead < sizeof(dwExtraData))
{
continue;
}
HWND hWndOfIconOwner = (HWND) dwExtraData[0];
int iIconId = (int) dwExtraData[1];
if(hWndOfIconOwner != a_hWndOwner || iIconId != a_iButtonID)
{
continue;
}
//we found our icon - in WinXP it could be hidden - let's check it:
if( buttonData.fsState & TBSTATE_HIDDEN )
{
break;
}
//now just ask a tool bar of rectangle of our icon
RECT rcPosition = {0,0};
SendMessage(hWndTray, TB_GETITEMRECT, iButton, (LPARAM)lpData);
ReadProcessMemory(hTrayProc, lpData, &rcPosition, sizeof(RECT), &dwBytesRead);
if(dwBytesRead < sizeof(RECT))
{
continue;
}
MapWindowPoints(hWndTray, NULL, (LPPOINT)&rcPosition, 2);
a_rcIcon = rcPosition;
bIconFound = TRUE;
break;
}
if(bIconFound == FALSE)
{
a_rcIcon = GetTrayWndRect(); //we failed to detect position of icon - let's return fail safe cooridinates of system tray
}
VirtualFreeEx(hTrayProc, lpData, NULL, MEM_RELEASE);
CloseHandle(hTrayProc);
return bIconFound;
}
