bool wxClipboard::Flush()
{
#if wxUSE_OLE_CLIPBOARD
if (m_lastDataObject)
{
// don't touch data set by other applications
HRESULT hr = OleIsCurrentClipboard(m_lastDataObject);
m_lastDataObject = NULL;
if (S_OK == hr)
{
hr = OleFlushClipboard();
if ( FAILED(hr) )
{
wxLogApiError(wxT("OleFlushClipboard"), hr);
return false;
}
return true;
}
}
return false;
#else // !wxUSE_OLE_CLIPBOARD
return false;
#endif // wxUSE_OLE_CLIPBOARD/!wxUSE_OLE_CLIPBOARD
}
void ModuleEntry::ShutDown()
{
ModuleEntry * pme;
for (pme = s_pmeFirst; pme; pme = pme->m_pobjNext)
{
try
{
pme->ProcessDetach();
}
catch (const Throwable & thr)
{
WarnHr(thr.Error());
}
catch (...)
{
return WarnHr(E_FAIL);
}
}
// Uninitialize COM, first shutting down the clipboard.
if (s_qdobjClipboard.Ptr())
{
hr = OleIsCurrentClipboard(s_qdobjClipboard.Ptr());
WarnHr(hr);
if (hr == S_OK)
{
WarnHr(OleFlushClipboard());
}
s_qdobjClipboard.Clear();
}
OleUninitialize();
}
bool QClipboard::ownsMode(Mode mode) const
{
if (mode == Clipboard) {
QClipboardData *d = clipboardData();
return d->iData && OleIsCurrentClipboard(d->iData) == S_OK;
} else {
return false;
}
}
bool QClipboard::ownsMode(Mode mode) const
{
if (mode == Clipboard) {
QClipboardData *d = clipboardData();
#if !defined(Q_OS_WINCE)
return d->iData && OleIsCurrentClipboard(d->iData) == S_OK;
#else
return d->iData && GetClipboardOwner() == d->clipBoardViewer->internalWinId();
#endif
} else {
return false;
}
}
void wxClipboard::Clear()
{
#if wxUSE_OLE_CLIPBOARD
if (m_lastDataObject)
{
// don't touch data set by other applications
HRESULT hr = OleIsCurrentClipboard(m_lastDataObject);
if (S_OK == hr)
{
hr = OleSetClipboard(NULL);
if ( FAILED(hr) )
{
wxLogApiError(wxT("OleSetClipboard(NULL)"), hr);
}
}
m_lastDataObject = NULL;
}
#endif // wxUSE_OLE_CLIPBOARD
}
// Need a non-virtual in destructor.
bool QWindowsClipboard::ownsClipboard() const
{
return m_data && OleIsCurrentClipboard(m_data) == S_OK;
}
static LRESULT CALLBACK cliprdr_proc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
static wfClipboard* clipboard = NULL;
switch (Msg)
{
case WM_CREATE:
DEBUG_CLIPRDR("info: WM_CREATE");
clipboard = (wfClipboard*)((CREATESTRUCT*) lParam)->lpCreateParams;
if (!AddClipboardFormatListener(hWnd)) {
DEBUG_CLIPRDR("error: AddClipboardFormatListener failed with %#x.", GetLastError());
}
clipboard->hwnd = hWnd;
break;
case WM_CLOSE:
DEBUG_CLIPRDR("info: WM_CLOSE");
RemoveClipboardFormatListener(hWnd);
break;
case WM_CLIPBOARDUPDATE:
DEBUG_CLIPRDR("info: WM_CLIPBOARDUPDATE");
if (clipboard->sync)
{
if ((GetClipboardOwner() != clipboard->hwnd) &&
(S_FALSE == OleIsCurrentClipboard(clipboard->data_obj)))
{
if (clipboard->hmem)
{
GlobalFree(clipboard->hmem);
clipboard->hmem = NULL;
}
cliprdr_send_format_list(clipboard);
}
}
break;
case WM_RENDERALLFORMATS:
DEBUG_CLIPRDR("info: WM_RENDERALLFORMATS");
/* discard all contexts in clipboard */
if (!OpenClipboard(clipboard->hwnd))
{
DEBUG_CLIPRDR("OpenClipboard failed with 0x%x", GetLastError());
break;
}
EmptyClipboard();
CloseClipboard();
break;
case WM_RENDERFORMAT:
DEBUG_CLIPRDR("info: WM_RENDERFORMAT");
if (cliprdr_send_data_request(clipboard, (UINT32) wParam) != 0)
{
DEBUG_CLIPRDR("error: cliprdr_send_data_request failed.");
break;
}
if (!SetClipboardData((UINT) wParam, clipboard->hmem))
{
DEBUG_CLIPRDR("SetClipboardData failed with 0x%x", GetLastError());
if (clipboard->hmem)
{
GlobalFree(clipboard->hmem);
clipboard->hmem = NULL;
}
}
/* Note: GlobalFree() is not needed when success */
break;
case WM_CLIPRDR_MESSAGE:
DEBUG_CLIPRDR("info: WM_CLIPRDR_MESSAGE");
switch (wParam)
{
case OLE_SETCLIPBOARD:
DEBUG_CLIPRDR("info: OLE_SETCLIPBOARD");
if (wf_create_file_obj(clipboard, &clipboard->data_obj))
{
if (OleSetClipboard(clipboard->data_obj) != S_OK)
{
wf_destroy_file_obj(clipboard->data_obj);
clipboard->data_obj = NULL;
}
}
break;
default:
break;
}
break;
case WM_DESTROYCLIPBOARD:
case WM_ASKCBFORMATNAME:
case WM_HSCROLLCLIPBOARD:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
case WM_VSCROLLCLIPBOARD:
default:
return DefWindowProc(hWnd, Msg, wParam, lParam);
}
return 0;
}
/*----------------------------------------------------------------------------------------------
WinMain for an exe server.
----------------------------------------------------------------------------------------------*/
int ModuleEntry::WinMain(HINSTANCE hinst, HINSTANCE hinstPrev, LPSTR pszCmdLine,
int nShowCmd)
{
AssertPsz(pszCmdLine);
Assert(!hinstPrev);
// Initialize COM
HRESULT hr = OleInitialize(NULL);
s_qdobjClipboard.Clear();
if (FAILED(hr))
{
WarnHr(hr);
// REVIEW DarrellZ: Should we alert the user?
return 0;
}
s_hmod = hinst;
s_tid = ::GetCurrentThreadId();
int nRet = 0;
bool fRun = true;
// Look through the command line to see if the EXE server should be registered or
// unregistered. If it should, quit the EXE server after performing the appropriate action.
if (*pszCmdLine == '-' || *pszCmdLine == '/')
{
if (_stricmp(pszCmdLine + 1, "UnregServer") == 0)
{
hr = ModuleEntry::ModuleUnregisterServer();
fRun = false;
}
else if (_stricmp(pszCmdLine + 1, "RegServer") == 0)
{
hr = ModuleEntry::ModuleRegisterServer();
fRun = false;
}
else if (_stricmp(pszCmdLine + 1, "RegRedirect") == 0)
{
// Used only during creation of installer:
OverrideRegistryKeys();
hr = ModuleEntry::ModuleRegisterServer();
return true;
}
}
if (fRun)
{
hr = ModuleEntry::ModuleProcessAttach();
WarnHr(hr);
// NealA: I am working on this for UNICODE support
// if not removed by 12-2002 please remove these comments
// StrApp strCmdLine = pszCmdLine;
nRet = Run(hinst, pszCmdLine, nShowCmd);
hr = ModuleEntry::ModuleProcessDetach();
WarnHr(hr);
// Check for memory leaks in the main program.
_CrtSetDbgFlag(_CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_LEAK_CHECK_DF);
}
else
{
WarnHr(hr);
}
// Uninitialize COM, first shutting down the clipboard.
if (s_qdobjClipboard.Ptr())
{
hr = OleIsCurrentClipboard(s_qdobjClipboard.Ptr());
WarnHr(hr);
if (hr == S_OK)
{
WarnHr(OleFlushClipboard());
}
s_qdobjClipboard.Clear();
}
OleUninitialize();
return nRet;
}
static LRESULT CALLBACK cliprdr_proc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
static cliprdrContext *cliprdr = NULL;
switch (Msg)
{
case WM_CREATE:
cliprdr = (cliprdrContext *)((CREATESTRUCT *)lParam)->lpCreateParams;
cliprdr->hwndNextViewer = SetClipboardViewer(hWnd);
if (cliprdr->hwndNextViewer == NULL && GetLastError() != 0)
{
DEBUG_CLIPRDR("error: SetClipboardViewer failed with 0x%0x.", GetLastError());
}
cliprdr->hwndClipboard = hWnd;
break;
case WM_CLOSE:
ChangeClipboardChain(hWnd, cliprdr->hwndNextViewer);
break;
case WM_CHANGECBCHAIN:
if (cliprdr->hwndNextViewer == (HWND)wParam)
{
cliprdr->hwndNextViewer = (HWND)lParam;
}
else if (cliprdr->hwndNextViewer != NULL)
{
SendMessage(cliprdr->hwndNextViewer, Msg, wParam, lParam);
}
break;
case WM_DRAWCLIPBOARD:
if (cliprdr->channel_initialized)
{
if ((GetClipboardOwner() != cliprdr->hwndClipboard) && (S_FALSE == OleIsCurrentClipboard(cliprdr->data_obj)))
{
if (!cliprdr->hmem)
{
cliprdr->hmem = GlobalFree(cliprdr->hmem);
}
cliprdr_send_format_list(cliprdr);
}
}
if (cliprdr->hwndNextViewer != NULL && cliprdr->hwndNextViewer != hWnd)
SendMessage(cliprdr->hwndNextViewer, Msg, wParam, lParam);
break;
case WM_RENDERALLFORMATS:
/* discard all contexts in clipboard */
if (!OpenClipboard(cliprdr->hwndClipboard))
{
DEBUG_CLIPRDR("OpenClipboard failed with 0x%x", GetLastError());
break;
}
EmptyClipboard();
CloseClipboard();
break;
case WM_RENDERFORMAT:
if (cliprdr_send_data_request(cliprdr, (UINT32)wParam) != 0)
{
DEBUG_CLIPRDR("error: cliprdr_send_data_request failed.");
break;
}
if (SetClipboardData((UINT) wParam, cliprdr->hmem) == NULL)
{
DEBUG_CLIPRDR("SetClipboardData failed with 0x%x", GetLastError());
cliprdr->hmem = GlobalFree(cliprdr->hmem);
}
/* Note: GlobalFree() is not needed when success */
break;
case WM_CLIPRDR_MESSAGE:
switch (wParam)
{
case OLE_SETCLIPBOARD:
if (wf_create_file_obj(cliprdr, &cliprdr->data_obj))
if (OleSetClipboard(cliprdr->data_obj) != S_OK)
wf_destroy_file_obj(cliprdr->data_obj);
break;
default:
break;
}
break;
case WM_CLIPBOARDUPDATE:
case WM_DESTROYCLIPBOARD:
case WM_ASKCBFORMATNAME:
case WM_HSCROLLCLIPBOARD:
case WM_PAINTCLIPBOARD:
case WM_SIZECLIPBOARD:
case WM_VSCROLLCLIPBOARD:
default:
return DefWindowProc(hWnd, Msg, wParam, lParam);
}
return 0;
}
uint32 Editor::onMessage(uint32 message, uint32 wParam, uint32 lParam)
{
switch (message)
{
case WM_DESTROY:
delete target;
target = NULL;
break;
case WM_SETCURSOR:
if (LOWORD(lParam) == HTCLIENT)
{
POINT pt;
GetCursorPos(&pt);
ScreenToClient(hWnd, &pt);
if (pt.x < LeftMargin())
SetCursor(cursors[cArrow]);
else if (selStart != caret)
{
pt.x = (pt.x - LeftMargin()) / chSize.cx + scrollPos.x;
pt.y = pt.y / chSize.cy + scrollPos.y;
if (pt.y < 0 || pt.y >= lines.length() || pt.x < 0 || pt.x >= lines[pt.y].text.length())
SetCursor(cursors[cBeam]);
else
{
int offset = fromPoint(pt);
int sela = (selStart < caret ? selStart : caret);
int selb = (selStart < caret ? caret : selStart);
if (offset >= sela && offset < selb)
SetCursor(cursors[cArrow]);
else
SetCursor(cursors[cBeam]);
}
}
else
SetCursor(cursors[cBeam]);
}
else
SetCursor(cursors[cArrow]);
return TRUE;
case WM_ERASEBKGND:
return TRUE;
case WM_PAINT:
paint();
return 0;
case WM_SIZE:
if (hBitmap)
{
int wd = LOWORD(lParam);
int ht = HIWORD(lParam);
if (wd < 10) wd = 10;
if (ht < 10) ht = 10;
hBitmap = CreateCompatibleBitmap(hDC, wd, ht);
SelectObject(hDC, hBitmap);
}
updateExtent();
return 0;
case WM_SETFOCUS:
placeCaret();
invalidate();
getParent()->notify(EN_FOCUSED, (uint32) this, 0);
return 0;
case WM_KILLFOCUS:
DestroyCaret();
updateCaret();
invalidate();
return 0;
case WM_LBUTTONDBLCLK:
{
POINT pt = paramToPoint(lParam);
fixPoint(pt);
int ptStart = wordEnd(lines[pt.y].text.c_str(), pt.x, -1);
int ptEnd = wordEnd(lines[pt.y].text.c_str(), pt.x, 1);
int offset = fromPoint(pt);
selStart = offset - (pt.x - ptStart);
caret = offset + (ptEnd - pt.x);
updateCaret();
}
return 0;
case WM_LBUTTONDOWN:
if (int(GET_X_LPARAM(lParam)) < int(settings->bpOffset - scrollPos.x * chSize.cx))
{
POINT pt = paramToPoint(lParam);
toggleBreakpoint(pt.y);
}
else
{
POINT pt = paramToPoint(lParam);
int offset = fromPoint(pt);
int sela = (selStart < caret ? selStart : caret);
int selb = (selStart > caret ? selStart : caret);
if (offset >= sela && offset < selb)
{
dragop = 1;
uint32 fx = DoDragDropEx(CF_UNICODETEXT, CreateGlobalText(getSelection()),
DROPEFFECT_MOVE | DROPEFFECT_COPY, hWnd);
if (fx == DROPEFFECT_NONE)
dragop = 0;
//else if (fx != DROPEFFECT_COPY && dragop != 2)
// replace(sela, selb, "");
}
else
SetCapture(hWnd);
if (dragop == 0)
{
caret = offset;
if (!(wParam & MK_SHIFT))
selStart = caret;
}
dragop = 0;
if (GetFocus() != hWnd)
SetFocus(hWnd);
updateCaret();
}
return 0;
case WM_RBUTTONDOWN:
if (int(GET_X_LPARAM(lParam)) >= int(settings->bpOffset - scrollPos.x * chSize.cx))
{
POINT pt = paramToPoint(lParam);
int offset = fromPoint(pt);
int sela = (selStart < caret ? selStart : caret);
int selb = (selStart > caret ? selStart : caret);
if (offset < sela || offset >= selb)
caret = selStart = offset;
if (GetFocus() != hWnd)
SetFocus(hWnd);
updateCaret();
}
return 0;
case WM_MOUSEMOVE:
if (GetCapture() == hWnd && (wParam & MK_LBUTTON))
{
POINT pt = paramToPoint(lParam);
caret = fromPoint(pt);
updateCaret();
}
return 0;
case WM_LBUTTONUP:
ReleaseCapture();
return 0;
case WM_CHAR:
if (iswprint(wParam) && (GetAsyncKeyState(VK_CONTROL) & 0x8000) == 0)
{
if (caret == selStart && !insertMode && caret < getTextLength())
replace(caret, caret + 1, WideString((wchar_t) wParam));
else
replace(selStart, caret, WideString((wchar_t) wParam));
}
return 0;
case WM_VSCROLL:
{
SCROLLINFO si;
memset(&si, 0, sizeof si);
si.cbSize = sizeof si;
si.fMask = SIF_ALL;
GetScrollInfo(hWnd, SB_VERT, &si);
switch (LOWORD(wParam))
{
case SB_TOP:
si.nPos = si.nMin;
break;
case SB_BOTTOM:
si.nPos = si.nMax;
break;
case SB_LINEUP:
si.nPos--;
break;
case SB_LINEDOWN:
si.nPos++;
break;
case SB_PAGEUP:
si.nPos -= si.nPage;
break;
case SB_PAGEDOWN:
si.nPos += si.nPage;
break;
case SB_THUMBTRACK:
si.nPos = si.nTrackPos;
break;
}
doScroll(scrollPos.x, si.nPos);
}
return 0;
case WM_HSCROLL:
{
SCROLLINFO si;
memset(&si, 0, sizeof si);
si.cbSize = sizeof si;
si.fMask = SIF_ALL;
GetScrollInfo(hWnd, SB_HORZ, &si);
switch (LOWORD(wParam))
{
case SB_LEFT:
si.nPos = si.nMin;
break;
case SB_RIGHT:
si.nPos = si.nMax;
break;
case SB_LINELEFT:
si.nPos--;
break;
case SB_LINERIGHT:
si.nPos++;
break;
case SB_PAGELEFT:
si.nPos -= si.nPage;
break;
case SB_PAGERIGHT:
si.nPos += si.nPage;
break;
case SB_THUMBTRACK:
si.nPos = si.nTrackPos;
break;
}
doScroll(si.nPos, scrollPos.y);
}
return 0;
case WM_MOUSEWHEEL:
{
int step;
SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, &step, 0);
if (step < 0)
step = 3;
scrollAccum.y += GET_WHEEL_DELTA_WPARAM(wParam) * step;
doScroll(scrollPos.x, scrollPos.y - scrollAccum.y / WHEEL_DELTA);
scrollAccum.y %= WHEEL_DELTA;
}
return 0;
case WM_MOUSEHWHEEL:
{
scrollAccum.x += GET_WHEEL_DELTA_WPARAM(wParam) * 4;
doScroll(scrollPos.x + scrollAccum.x / WHEEL_DELTA, scrollPos.y);
scrollAccum.x %= WHEEL_DELTA;
}
return 0;
case WM_DRAGOVER:
{
if (running || settings->mode)
return TRUE;
POINT pt = paramToPoint(lParam);
dropPos = fromPoint(pt);
RECT rc;
GetClientRect(hWnd, &rc);
int xto = scrollPos.x;
if (pt.x < 10)
xto--;
else if (pt.x > rc.right - 10)
xto++;
int yto = scrollPos.y;
if (pt.y < 10)
yto--;
else if (pt.y > rc.bottom - 10)
yto++;
doScroll(xto, yto);
int sela = (selStart < caret ? selStart : caret);
int selb = (selStart > caret ? selStart : caret);
if (dropPos > sela && dropPos < selb)
return TRUE;
else
{
fixPoint(pt);
CreateCaret(hWnd, NULL, 2, chSize.cy);
SetCaretPos((pt.x - scrollPos.x) * chSize.cx + LeftMargin(), (pt.y - scrollPos.y) * chSize.cy);
ShowCaret(hWnd);
}
}
return 0;
case WM_DRAGLEAVE:
dropPos = 0;
updateCaret();
return 0;
case WM_DRAGDROP:
if (running || settings->mode)
return DROPEFFECT_NONE;
if (dragop)
{
dragop = 2;
int sela = (selStart < caret ? selStart : caret);
int selb = (selStart > caret ? selStart : caret);
if (dropPos < sela || dropPos > selb)
{
WideString text = getSelection();
if (lParam != DROPEFFECT_COPY)
{
replace(sela, selb, L"");
if (dropPos > selb)
dropPos -= (selb - sela);
caret = replace(dropPos, dropPos, text, NULL, true);
}
else
caret = replace(dropPos, dropPos, text);
selStart = dropPos;
}
}
else
{
caret = replace(dropPos, dropPos, GetGlobalTextWide((HGLOBAL) wParam));
selStart = dropPos;
return DROPEFFECT_COPY;
}
return lParam;
case WM_SYSKEYDOWN:
case WM_KEYDOWN:
onKey(wParam);
return 0;
case WM_COMMAND:
switch (LOWORD(wParam))
{
case ID_EDIT_UNDO:
{
bool glue = true;
bool first = true;
while (glue && historyPos > 0)
{
HistoryItem& h = history[--historyPos];
replace(h.begin, h.end, h.text, &h);
glue = h.glue;
h.glue = !first;
first = false;
}
}
break;
case ID_EDIT_REDO:
{
bool glue = true;
bool first = true;
while (glue && historyPos < history.length())
{
HistoryItem& h = history[historyPos++];
replace(h.begin, h.end, h.text, &h);
glue = h.glue;
h.glue = !first;
first = false;
}
}
break;
case ID_EDIT_SELECTALL:
selStart = 0;
caret = getTextLength();
updateCaret();
break;
case ID_EDIT_COPY:
if (caret != selStart)
SetClipboard(CF_UNICODETEXT, CreateGlobalText(getSelection()));
else
{
POINT pt = toPoint(caret);
pt.x = 0;
int start = fromPoint(pt);
if (pt.y < lines.length() - 1)
pt.y++;
else
pt.x = lines[pt.y].text.length();
int end = fromPoint(pt);
if (pCopyLine)
pCopyLine->Release();
pCopyLine = SetClipboard(CF_UNICODETEXT, CreateGlobalText(substring(start, end)));
if (pCopyLine)
pCopyLine->AddRef();
}
break;
case ID_EDIT_CUT:
if (caret != selStart)
{
SetClipboard(CF_UNICODETEXT, CreateGlobalText(getSelection()));
replace(selStart, caret, L"");
}
else
{
POINT pt = toPoint(caret);
POINT save = pt;
pt.x = 0;
int start = fromPoint(pt);
if (pt.y < lines.length() - 1)
pt.y++;
else
pt.x = lines[pt.y].text.length();
int end = fromPoint(pt);
if (pCopyLine)
pCopyLine->Release();
pCopyLine = SetClipboard(CF_UNICODETEXT, CreateGlobalText(substring(start, end)));
if (pCopyLine)
pCopyLine->AddRef();
replace(start, end, L"");
caret = selStart = fromPoint(save);
updateCaret();
}
break;
case ID_EDIT_PASTE:
{
ClipboardReader reader(CF_UNICODETEXT);
if (reader.getData())
{
if (OleIsCurrentClipboard(pCopyLine) == S_OK)
{
POINT pt = toPoint(caret);
pt.x = 0;
caret = selStart = fromPoint(pt);
}
selStart = caret = replace(selStart, caret, GetGlobalTextWide(reader.getData()));
updateCaret();
}
}
break;
case ID_DEBUG_BREAKPOINT:
{
POINT pt = toPoint(caret);
toggleBreakpoint(pt.y);
}
break;
default:
return M_UNHANDLED;
}
return 0;
}
return M_UNHANDLED;
}
void CTextObject::ReleaseObjectText()
{
FireDataStop();
if (OleIsCurrentClipboard(this) == S_OK)
OleFlushClipboard();
}
