// @pymethod int|PyIDropTarget|DragEnter|Called when an object is initially dragged into a window
// @rdesc Your implementation of this function should return a shellcon.DROPEFFECT_* value indicating if the object can be accepted
PyObject *PyIDropTarget::DragEnter(PyObject *self, PyObject *args)
{
IDropTarget *pIDT = GetI(self);
if ( pIDT == NULL )
return NULL;
// @pyparm <o PyIDataObject>|pDataObj||IDataObject interface that contains the object being dragged
// @pyparm int|grfKeyState||Combination of win32con.MK_* flags containing keyboard modifier state
POINTL pt;
PyObject *obpt;
// @pyparm (int, int)|pt||(x,y) Screen coordinates of cursor
PyObject *obpDataObj;
IDataObject *pDataObj;
DWORD grfKeyState;
DWORD dwEffect;
// @pyparm int|pdwEffect||shellcon.DROPEFFECT_* value
if ( !PyArg_ParseTuple(args, "OlOl:DragEnter", &obpDataObj, &grfKeyState, &obpt, &dwEffect) )
return NULL;
BOOL bPythonIsHappy = TRUE;
if (bPythonIsHappy && !PyCom_InterfaceFromPyInstanceOrObject(obpDataObj, IID_IDataObject, (void **)&pDataObj, TRUE /* bNoneOK */))
bPythonIsHappy = FALSE;
if (bPythonIsHappy && !PyObject_AsPOINTL( obpt, &pt )) bPythonIsHappy = FALSE;
if (!bPythonIsHappy) return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIDT->DragEnter( pDataObj, grfKeyState, pt, &dwEffect );
if (pDataObj) pDataObj->Release();
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return PyCom_BuildPyException(hr, pIDT, IID_IDropTarget );
return PyInt_FromLong(dwEffect);
}
HRESULT WinCE_DoDragDrop(LPDATAOBJECT pDataObj, LPDROPSOURCE pDropSource, DWORD dwOKEffects, LPDWORD pdwEffect)
{
MSG msg;
POINT dest = {0,0};
POINT lastDraw = {-1,-1};
DWORD effect = DROPEFFECT_NONE;
DWORD lastEffect = -1;
IDropTarget * currentTarget = NULL;
IWebViewPrivate * webView = NULL;
IDataObject * dataObject = pDataObj;
IDropSource * dropSource = pDropSource;
HRESULT feedbackHR = DRAGDROP_S_USEDEFAULTCURSORS;
HCURSOR startCursor = ::GetCursor();
HCURSOR noCursor = LoadCursor(NULL, IDC_NO);
// If there is a change in the keyboard or mouse button state, DoDragDrop calls
// IDropSource::QueryContinueDrag and determines whether to continue the drag, to
// drop the data, or to cancel the operation based on the return value.
BOOL escapePressed = FALSE;
DWORD keyState = MK_LBUTTON;
if (GetKeyState(VK_CONTROL) & HIGH_BIT_MASK_SHORT)
keyState |= MK_CONTROL;
if (GetKeyState(VK_SHIFT) & HIGH_BIT_MASK_SHORT)
keyState |= MK_SHIFT;
HRESULT result = dropSource->QueryContinueDrag(escapePressed, keyState);
bool dragActive = (result == S_OK);
POINTL screenPoint;
while (dragActive && GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
// Filter all mouse and key events during the drag and drop:
if (msg.message == WM_LBUTTONUP ||
msg.message == WM_LBUTTONDOWN ||
msg.message == WM_RBUTTONUP ||
msg.message == WM_RBUTTONDOWN ||
msg.message == WM_MOUSEMOVE ||
msg.message == WM_KEYDOWN ||
msg.message == WM_KEYUP ||
msg.message == WM_CHAR ||
msg.message == WM_SYSKEYDOWN ||
msg.message == WM_SYSKEYUP ||
msg.message == WM_SYSCHAR)
{
if (msg.message == WM_MOUSEMOVE) {
PERFORMANCE_START(WTF::PerformanceTrace::InputEvent,"DragDropManager: Mouse Move");
}
else if (msg.message == WM_LBUTTONUP) {
PERFORMANCE_START(WTF::PerformanceTrace::InputEvent,"DragDropManager: Mouse Up");
}
else {
PERFORMANCE_START(WTF::PerformanceTrace::InputEvent,"DragDropManager: Other Input");
}
bool stateChanged = false;
if (msg.message == WM_MOUSEMOVE ||
msg.message == WM_LBUTTONUP) {
POINT pt = {GET_X_LPARAM(msg.lParam), GET_Y_LPARAM(msg.lParam)};
::ClientToScreen(msg.hwnd, &pt);
screenPoint.x = pt.x;
screenPoint.y = pt.y;
dest.x = pt.x - currentDragImage.ptOffset.x;
dest.y = pt.y - currentDragImage.ptOffset.y;
if (msg.message == WM_MOUSEMOVE) {
// Which window is my mouse over?
HWND mouseWnd = WindowFromPoint(dest);
IDropTarget * newTarget = NULL;
if (mouseWnd != NULL && dragMap) {
DragWindowMap::iterator it = dragMap->find(mouseWnd);
if (it != dragMap->end())
newTarget = it->second;
}
if (currentTarget && currentTarget != newTarget) {
currentTarget->DragLeave();
feedbackHR = dropSource->GiveFeedback(DROPEFFECT_NONE);
}
if (newTarget) {
effect = DROPEFFECT_NONE; //is this the correct way to set effect?
if (pdwEffect)
effect = *pdwEffect;
if (currentTarget != newTarget) {
newTarget->DragEnter(dataObject, keyState, screenPoint, &effect);
feedbackHR = dropSource->GiveFeedback(effect);
// Find out if the target is a webview now.
if (webView)
webView->Release();
newTarget->QueryInterface(IID_IWebViewPrivate, (void**) &webView);
}
else if (currentTarget) {
currentTarget->DragOver(keyState, screenPoint, &effect);
feedbackHR = dropSource->GiveFeedback(effect);
}
}
if (webView) {
dragImageVisible = true;
dragAreaInvalid = true;
}
if (feedbackHR == DRAGDROP_S_USEDEFAULTCURSORS && effect != lastEffect) {
switch (effect) {
case DROPEFFECT_NONE:
::SetCursor(noCursor);
break;
/* MS doesn't give us these cursors!!!
case DROPEFFECT_COPY:
break;
case DROPEFFECT_MOVE:
break;
case DROPEFFECT_LINK:
break;
*/
default:
::SetCursor(startCursor);
break;
}
lastEffect = effect;
}
currentTarget = newTarget;
}
else if (msg.message == WM_LBUTTONUP) {
keyState = 0;
stateChanged = true;
}
}
else if (msg.message == WM_KEYDOWN) {
if (msg.wParam == VK_ESCAPE) {
escapePressed = TRUE;
stateChanged = true;
}
}
else if (msg.message == WM_KEYUP) {
if (msg.wParam == VK_ESCAPE) {
escapePressed = FALSE;
stateChanged = true;
}
}
if (stateChanged) {
result = dropSource->QueryContinueDrag(escapePressed, keyState);
if (result != S_OK) {
dragImageVisible = false;
dragAreaInvalid = true;
if (currentTarget && effect && result == DRAGDROP_S_DROP) {
effect = DROPEFFECT_NONE; //FIXME: should we reset effect or not?
result = currentTarget->Drop(dataObject, keyState, screenPoint, &effect);
if (SUCCEEDED(result)) {
result = DRAGDROP_S_DROP;
if (pdwEffect)
*pdwEffect = effect;
}
}
else {
result = DRAGDROP_S_CANCEL;
}
dragActive = false;
}
}
PERFORMANCE_END(WTF::PerformanceTrace::InputEvent);
}
else {
DispatchMessage(&msg);
}
if (dragAreaInvalid && webView && dragImageCairo) {
PERFORMANCE_START(WTF::PerformanceTrace::Paint, "DragDropManager::Paint");
HDC screenDC = ::GetDC(NULL);
cairo_surface_t * screenSurface = cairo_win32_surface_create(screenDC);
cairo_t *crScreen = cairo_create(screenSurface);
HWND wnd;
webView->viewWindow((OLE_HANDLE*) &wnd);
RECT dirty;
if (invalidDragRect.left != -1) {
dirty = invalidDragRect;
}
else {
POINT p = {0, 0};
::ClientToScreen(wnd, &p);
::GetClientRect(wnd, &dirty);
dirty.left += p.x;
dirty.top += p.y;
dirty.right += p.x;
dirty.bottom += p.y;
}
if (dragImageVisible) {
POINT * prevDraw = NULL;
if (lastDraw.x != -1 && (lastDraw.x != dest.x || lastDraw.y != dest.y))
prevDraw = &lastDraw;
drawDragImage(crScreen, dest, prevDraw, webView, wnd, true, &dirty);
lastDraw = dest;
invalidDragRect.left = -1;
}
else {
// erase the drag image wherever we last put it:
drawDragImage(crScreen, lastDraw, NULL, webView, wnd, false, &dirty);
}
cairo_destroy(crScreen);
cairo_surface_destroy(screenSurface);
::ReleaseDC(NULL, screenDC);
dragAreaInvalid = false;
PERFORMANCE_END(WTF::PerformanceTrace::Paint);
}
}
if (currentTarget && result != DRAGDROP_S_DROP) {
currentTarget->DragLeave();
}
::SetCursor(startCursor);
if (webView)
webView->Release();
if (dragImageCairo) {
cairo_surface_destroy(dragImageCairo);
dragImageCairo = NULL;
}
return result;
}
// @pymethod int|PyIDropTarget|DragOver|Called as the dragged object moves over the window
// @rdesc Your implementation of this function should return a shellcon.DROPEFFECT_* value indicating if the
// object can be accepted at the current position
PyObject *PyIDropTarget::DragOver(PyObject *self, PyObject *args)
{
IDropTarget *pIDT = GetI(self);
if ( pIDT == NULL )
return NULL;
// @pyparm int|grfKeyState||Combination of win32con.MK_* flags containing keyboard modifier state
POINTL pt;
PyObject *obpt;
// @pyparm (int, int)|pt||(x,y) Screen coordinates of cursor
DWORD dwEffect;
// @pyparm int|pdwEffect||shellcon.DROPEFFECT_* value
DWORD grfKeyState;
if ( !PyArg_ParseTuple(args, "lOl:DragOver", &grfKeyState, &obpt, &dwEffect) )
return NULL;
BOOL bPythonIsHappy = TRUE;
if (bPythonIsHappy && !PyObject_AsPOINTL( obpt, &pt )) bPythonIsHappy = FALSE;
if (!bPythonIsHappy) return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIDT->DragOver( grfKeyState, pt, &dwEffect );
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return PyCom_BuildPyException(hr, pIDT, IID_IDropTarget );
return PyInt_FromLong(dwEffect);
}
void CMainWindow::Init()
{
tstring strPath = ZYM::CPath::GetCurDir() + _T("Face\\FaceConfig.xml");
m_FaceList.LoadConfigFile(strPath.c_str());
m_pMinSysBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnMinSys")));
m_pMaxSysBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnMaxSys")));
m_pRestoreSysBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnRestoreSys")));
m_pCloseSysBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnCloseSys")));
m_pFontBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnFont")));
m_pFaceBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnFace")));
m_pImageBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnImage")));
m_pFontNameCombo = static_cast<CComboUI*>(paint_manager_.FindControl(_T("cboFontName")));
m_pFontSizeCombo = static_cast<CComboUI*>(paint_manager_.FindControl(_T("cboFontSize")));
m_pBoldBtn = static_cast<COptionUI*>(paint_manager_.FindControl(_T("btnBold")));
m_pItalicBtn = static_cast<COptionUI*>(paint_manager_.FindControl(_T("btnItalic")));
m_pUnderLineBtn = static_cast<COptionUI*>(paint_manager_.FindControl(_T("btnUnderLine")));
m_pColorBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnColor")));
m_pCloseBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnClose")));
m_pSendBtn = static_cast<CButtonUI*>(paint_manager_.FindControl(_T("btnSend")));
m_pSendEdit = static_cast<CRichEditUI*>(paint_manager_.FindControl(_T("richSend")));
m_pRecvEdit = static_cast<CRichEditUI*>(paint_manager_.FindControl(_T("richRecv")));
DragAcceptFiles(m_hWnd, true);
IRichEditOleCallback2* pRichEditOleCallback2 = NULL;
HRESULT hr = ::CoCreateInstance(CLSID_ImageOle, NULL, CLSCTX_INPROC_SERVER,
__uuidof(IRichEditOleCallback2), (void**)&pRichEditOleCallback2);
if (SUCCEEDED(hr))
{
pRichEditOleCallback2->SetNotifyHwnd(m_hWnd);
ITextServices * pTextServices = m_pRecvEdit->GetTextServices();
pRichEditOleCallback2->SetTextServices(pTextServices);
pTextServices->Release();
m_pRecvEdit->SetOleCallback(pRichEditOleCallback2);
pRichEditOleCallback2->Release();
}
pRichEditOleCallback2 = NULL;
hr = ::CoCreateInstance(CLSID_ImageOle, NULL, CLSCTX_INPROC_SERVER,
__uuidof(IRichEditOleCallback2), (void**)&pRichEditOleCallback2);
if (SUCCEEDED(hr))
{
pRichEditOleCallback2->SetNotifyHwnd(m_hWnd);
ITextServices * pTextServices = m_pSendEdit->GetTextServices();
pRichEditOleCallback2->SetTextServices(pTextServices);
pTextServices->Release();
m_pSendEdit->SetOleCallback(pRichEditOleCallback2);
pRichEditOleCallback2->Release();
}
IDropTarget *pdt = m_pSendEdit->GetTxDropTarget();
hr = ::RegisterDragDrop(m_hWnd, pdt);
pdt->Release();
}
void CFolderHander::OnInit( SWindow *pFolderRoot )
{
m_pFolderRoot = pFolderRoot;
SASSERT(m_pFolderRoot);
SWindow *pEditDir = m_pFolderRoot->FindChildByName(L"edit_dir");
SASSERT(pEditDir);
IDropTarget *pDT = new CDropTarget(this);
m_pFolderRoot->GetContainer()->RegisterDragDrop(pEditDir->GetSwnd(),pDT);
pDT->Release();
m_pDirTree = m_pFolderRoot->FindChildByName2<STreeCtrl>(L"tree_dir");
}
void CFolderScanHandler::OnInit(SWindow *pRoot)
{
m_pPageRoot = pRoot->FindChildByName(L"page_folderscan");
SASSERT(m_pPageRoot);
SWindow *pEditDir = m_pPageRoot->FindChildByName(L"edit_dir");
SASSERT(pEditDir);
IDropTarget *pDT = new CDropTarget(this);
m_pPageRoot->GetContainer()->RegisterDragDrop(pEditDir->GetSwnd(),pDT);
pDT->Release();
m_pTreelist = m_pPageRoot->FindChildByName2<SFolderTreeList>(L"tree_dir");
SASSERT(m_pTreelist);
m_pTreelist->GetFolderTreeCtrl()->GetEventSet()->subscribeEvent(EventTCDbClick::EventID,Subscriber(&CFolderScanHandler::OnTreeDbclick,this));
}
void CDropHandler::HandleRightClickDrop(void)
{
IShellFolder *pDesktop = NULL;
IShellFolder *pShellFolder = NULL;
IDropTarget *pDrop = NULL;
LPITEMIDLIST pidlDirectory = NULL;
DWORD dwe;
HRESULT hr;
hr = GetIdlFromParsingName(m_szDestDirectory,&pidlDirectory);
if(SUCCEEDED(hr))
{
hr = SHGetDesktopFolder(&pDesktop);
if(SUCCEEDED(hr))
{
hr = pDesktop->BindToObject(pidlDirectory,0,IID_IShellFolder,(void **)&pShellFolder);
if(SUCCEEDED(hr))
{
dwe = *m_pdwEffect;
hr = pShellFolder->CreateViewObject(m_hwndDrop,IID_IDropTarget,(void **)&pDrop);
if(SUCCEEDED(hr))
{
pDrop->DragEnter(m_pDataObject,MK_RBUTTON,m_ptl,&dwe);
dwe = *m_pdwEffect;
pDrop->Drop(m_pDataObject,m_grfKeyState,m_ptl,&dwe);
pDrop->DragLeave();
pDrop->Release();
}
pShellFolder->Release();
}
pDesktop->Release();
}
CoTaskMemFree(pidlDirectory);
}
}
// @pymethod |PyIDropTarget|DragLeave|Called as the object is dragged back out of the window
PyObject *PyIDropTarget::DragLeave(PyObject *self, PyObject *args)
{
IDropTarget *pIDT = GetI(self);
if ( pIDT == NULL )
return NULL;
if ( !PyArg_ParseTuple(args, ":DragLeave") )
return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIDT->DragLeave( );
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return PyCom_BuildPyException(hr, pIDT, IID_IDropTarget );
Py_INCREF(Py_None);
return Py_None;
}
// @pymethod |PyIDocHostUIHandler|GetDropTarget|Description of GetDropTarget.
PyObject *PyIDocHostUIHandler::GetDropTarget(PyObject *self, PyObject *args)
{
IDocHostUIHandler *pIDHUIH = GetI(self);
if ( pIDHUIH == NULL )
return NULL;
// @pyparm <o PyIDropTarget>|pDropTarget||Description for pDropTarget
PyObject *obpDropTarget;
IDropTarget * pDropTarget;
IDropTarget * ppDropTarget;
if ( !PyArg_ParseTuple(args, "O:GetDropTarget", &obpDropTarget) )
return NULL;
BOOL bPythonIsHappy = TRUE;
if (bPythonIsHappy && !PyCom_InterfaceFromPyInstanceOrObject(obpDropTarget, IID_IDropTarget, (void **)&pDropTarget, TRUE /* bNoneOK */))
bPythonIsHappy = FALSE;
if (!bPythonIsHappy) return NULL;
HRESULT hr;
PY_INTERFACE_PRECALL;
hr = pIDHUIH->GetDropTarget( pDropTarget, &ppDropTarget );
if (pDropTarget) pDropTarget->Release();
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return PyCom_BuildPyException(hr, pIDHUIH, IID_IDocHostUIHandler );
return PyCom_PyObjectFromIUnknown(ppDropTarget, IID_IDropTarget, FALSE);
}
bool tomEdit::Init()
{
WLDC dc(this) ;
s_XPixelPerInch = dc.GetDeviceCaps(LOGPIXELSX) ;
s_YPixelPerInch = dc.GetDeviceCaps(LOGPIXELSY) ;
m_ref_count = 1 ;
m_show_vert_scroll_bar = false ;
m_show_horz_scroll_bar = false ;
m_background_transparent = true ;
m_use_system_background_color = true ;
m_use_system_highlight_text_color = true ;
m_use_system_highlight_text_background_color = true ;
m_word_wrap = !(GetStyle() & (WS_HSCROLL | ES_AUTOHSCROLL)) ;
HRESULT hr ;
IUnknown * pUnknown ;
// 由于CreateTextServices会触发TxGetCharFormat和TxGetParaFormat，
// 所以要在此之前初始化CharFormat和ParaFormat
// 初始化CharFormat
InitDefaultCharFormat() ;
// 初始化ParaFormat
InitDefaultParaFormat() ;
RECT bound_in_host ;
GetRectInHost(&bound_in_host) ;
if (FAILED(CreateBorder(IID_IRectangleBorder, (IUnknown**)&m_border)))
return FALSE ;
m_border->SetPos(bound_in_host.left, bound_in_host.top) ;
m_border->SetSize(bound_in_host.right - bound_in_host.left, bound_in_host.bottom - bound_in_host.top) ;
m_border->SetInset(m_border_inset.left, m_border_inset.top, m_border_inset.right, m_border_inset.bottom) ;
if (FAILED(CreateTextServices(NULL, this, &pUnknown)))
return false ;
hr = pUnknown->QueryInterface(IID_ITextServices, (void**)&m_services) ;
pUnknown->Release() ;
if (FAILED(hr))
return false ;
// 输入的客户区矩形范围似乎无用，总是会调用ITextHost::TxGetClientRect来获取区域
if (FAILED(m_services->OnTxInPlaceActivate(&bound_in_host)))
return false ;
LRESULT mask ;
m_services->TxSendMessage(EM_GETEVENTMASK, 0, 0, &mask) ;
mask |= ENM_SELCHANGE ;
m_services->TxSendMessage(EM_SETEVENTMASK, 0, mask, NULL) ;
m_call_back = new tomEditCallback(this) ;
SetOLECallback(m_call_back) ;
// 注册拖拽
IDropTarget * dt = NULL ;
if (S_OK == m_services->TxGetDropTarget(&dt))
{
RegisterDragDrop(dt) ;
dt->Release() ;
}
return true ;
}
