SearchCtl.cpp

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// SearchCtl.cpp : Implementation of the CSearchCtrl ActiveX Control class.

#include "stdafx.h"
#include "Search.h"
#include "SearchCtl.h"
#include "SearchPpg.h"
#include "Mga_i.c"


#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

IMPLEMENT_DYNCREATE(CSearchCtrl, COleControl)



// Message map

BEGIN_MESSAGE_MAP(CSearchCtrl, COleControl)
        //{{AFX_MSG_MAP(CSearchCtrl)
        ON_WM_CREATE()
        //}}AFX_MSG_MAP
        ON_OLEVERB(AFX_IDS_VERB_PROPERTIES, OnProperties)
END_MESSAGE_MAP()


// Dispatch map

BEGIN_DISPATCH_MAP(CSearchCtrl, COleControl)
        //{{AFX_DISPATCH_MAP(CSearchCtrl)
        DISP_PROPERTY_EX(CSearchCtrl, "MgaProject", GetMgaProject, SetMgaProject, VT_UNKNOWN)
        DISP_FUNCTION(CSearchCtrl, "OpenProject", OpenProject, VT_EMPTY, VTS_BSTR)
        //}}AFX_DISPATCH_MAP
        DISP_FUNCTION_ID(CSearchCtrl, "AboutBox", DISPID_ABOUTBOX, AboutBox, VT_EMPTY, VTS_NONE)
        DISP_FUNCTION_ID(CSearchCtrl, "SelMgaObjects", dispidSelMgaObjects, SelMgaObjects, VT_EMPTY, VTS_UNKNOWN)
END_DISPATCH_MAP()


// Event map

BEGIN_EVENT_MAP(CSearchCtrl, COleControl)
        //{{AFX_EVENT_MAP(CSearchCtrl)
        EVENT_CUSTOM("ClickMgaObject", FireClickMgaObject, VTS_UNKNOWN)
        EVENT_CUSTOM("DblClickMgaObject", FireDblClickMgaObject, VTS_UNKNOWN)
        EVENT_CUSTOM("WantToBeClosed", FireWantToBeClosed, VTS_NONE)
        //}}AFX_EVENT_MAP
        EVENT_CUSTOM_ID("LocateMgaObject", eventidLocateMgaObject, FireLocateMgaObject, VTS_BSTR)
END_EVENT_MAP()

// Native COM interface map - peter
BEGIN_INTERFACE_MAP(CSearchCtrl, COleControl)
        INTERFACE_PART(CSearchCtrl, IID_IMgaEventSink, EventSink)
END_INTERFACE_MAP()


// Property pages

// TODO: Add more property pages as needed.  Remember to increase the count!
BEGIN_PROPPAGEIDS(CSearchCtrl, 1)
        PROPPAGEID(CSearchPropPage::guid)
END_PROPPAGEIDS(CSearchCtrl)


// Initialize class factory and guid

IMPLEMENT_OLECREATE_EX(CSearchCtrl, "GME.SearchCtrl.1",
        0xe5fe98f1, 0xb7ad, 0x4abe, 0x89, 0xdb, 0x87, 0xdd, 0xd9, 0xdb, 0x75, 0x3e)


// Type library ID and version

IMPLEMENT_OLETYPELIB(CSearchCtrl, _tlid, _wVerMajor, _wVerMinor)


// Interface IDs

const IID BASED_CODE IID_DSearch =
                { 0xb718ccf7, 0x5055, 0x40dd, { 0x9c, 0xbd, 0xab, 0x17, 0xf7, 0x2a, 0xb1, 0x13 } };
const IID BASED_CODE IID_DSearchEvents =
                { 0xb240c566, 0xa493, 0x4529, { 0x8a, 0xd7, 0xb9, 0xb7, 0xb, 0x17, 0xbb, 0xa1 } };


// Control type information

static const DWORD BASED_CODE _dwSearchOleMisc =
        OLEMISC_ACTIVATEWHENVISIBLE |
        OLEMISC_SETCLIENTSITEFIRST |
        OLEMISC_INSIDEOUT |
        OLEMISC_CANTLINKINSIDE |
        OLEMISC_RECOMPOSEONRESIZE;

IMPLEMENT_OLECTLTYPE(CSearchCtrl, IDS_SEARCH, _dwSearchOleMisc)



// CSearchCtrl::CSearchCtrlFactory::UpdateRegistry -
// Adds or removes system registry entries for CSearchCtrl

BOOL CSearchCtrl::CSearchCtrlFactory::UpdateRegistry(BOOL bRegister)
{
        // TODO: Verify that your control follows apartment-model threading rules.
        // Refer to MFC TechNote 64 for more information.
        // If your control does not conform to the apartment-model rules, then
        // you must modify the code below, changing the 6th parameter from
        // afxRegApartmentThreading to 0.

        if (bRegister)
                return AfxOleRegisterControlClass(
                        AfxGetInstanceHandle(),
                        m_clsid,
                        m_lpszProgID,
                        IDS_SEARCH,
                        IDB_SEARCH,
                        afxRegApartmentThreading,
                        _dwSearchOleMisc,
                        _tlid,
                        _wVerMajor,
                        _wVerMinor);
        else
                return AfxOleUnregisterClass(m_clsid, m_lpszProgID);
}


// CSearchCtrl::XEventSink - native COM interface - peter
STDMETHODIMP_(ULONG) CSearchCtrl::XEventSink::AddRef()
{
        METHOD_PROLOGUE(CSearchCtrl,EventSink)
        return pThis->ExternalAddRef();
}

STDMETHODIMP_(ULONG) CSearchCtrl::XEventSink::Release()
{
        METHOD_PROLOGUE(CSearchCtrl,EventSink)
        return pThis->ExternalRelease();
}

STDMETHODIMP CSearchCtrl::XEventSink::QueryInterface(REFIID riid, void** ppv)
{
        METHOD_PROLOGUE(CSearchCtrl,EventSink)
        return pThis->ExternalQueryInterface(&riid, ppv);
}

STDMETHODIMP CSearchCtrl::XEventSink::GlobalEvent(globalevent_enum event)
{
        METHOD_PROLOGUE(CSearchCtrl,EventSink)
        pThis->OnMgaGlobalEvent(event);
        return S_OK;
}

STDMETHODIMP CSearchCtrl::XEventSink::ObjectEvent(IMgaObject * obj, unsigned long eventmask, VARIANT v)
{
        METHOD_PROLOGUE(CSearchCtrl,EventSink)
        pThis->OnMgaObjectEvent(obj, eventmask);
        return S_OK;
}



// CSearchCtrl::CSearchCtrl - Constructor

CSearchCtrl::CSearchCtrl()
{
        InitializeIIDs(&IID_DSearch, &IID_DSearchEvents);

        SetInitialSize(SEARCH_INITIAL_SIZEX, SEARCH_INITIAL_SIZEY);
        m_territory = NULL;
        m_project = NULL;
    m_MgaObjs=NULL;
        m_transactionCnt = 0;
        m_inEventTransactionMode = false;
}


// CSearchCtrl::~CSearchCtrl - Destructor

CSearchCtrl::~CSearchCtrl()
{
    m_territory = NULL;
        m_project = NULL;
    m_MgaObjs=NULL;
}


// CSearchCtrl::OnDraw - Drawing function

void CSearchCtrl::OnDraw(
                        CDC* pdc, const CRect& rcBounds, const CRect& rcInvalid)
{
        if (m_searchDlg.GetSafeHwnd()) {
                m_searchDlg.MoveWindow(rcBounds, TRUE);
        }
        else {
                AFX_MANAGE_STATE(AfxGetStaticModuleState( ));
                CBrush brush (RGB(255,255,255));
                pdc->FillRect (rcBounds, &brush);

                CRect edge(rcBounds);
                pdc->DrawEdge(&edge, EDGE_BUMP, BF_RECT);
                
                CString label("GME Search OCX");

                BITMAP bm;
                CBitmap bitmap;
                bitmap.LoadBitmap(IDB_SEARCH);
                bitmap.GetBitmap(&bm);
                CSize size(bm.bmWidth, bm.bmHeight);
                pdc->DPtoLP(&size);
                CPoint org(0,0);
                pdc->DPtoLP(&org);
                CPoint pos(rcBounds.Width()/2, rcBounds.Height()/2 - (pdc->GetTextExtent(label).cy) );
                CDC dcMem;
                dcMem.CreateCompatibleDC(pdc);
                CBitmap *oldbitmap = dcMem.SelectObject(&bitmap);
                dcMem.SetMapMode (pdc->GetMapMode());
                pdc->BitBlt(pos.x, pos.y, size.cx, size.cy, &dcMem, org.x, org.y, SRCCOPY);
                dcMem.SelectObject(oldbitmap);
                
                pdc->SetTextAlign(TA_CENTER);
                pdc->TextOut(rcBounds.Width()/2, rcBounds.Height()/2, CString("GME Search ActiveX Control"));
        }
}


// CSearchCtrl::DoPropExchange - Persistence support

void CSearchCtrl::DoPropExchange(CPropExchange* pPX)
{
        ExchangeVersion(pPX, MAKELONG(_wVerMinor, _wVerMajor));
        COleControl::DoPropExchange(pPX);

        // TODO: Call PX_ functions for each persistent custom property.

}


// CSearchCtrl::OnResetState - Reset control to default state

void CSearchCtrl::OnResetState()
{
        COleControl::OnResetState();  // Resets defaults found in DoPropExchange

        // TODO: Reset any other control state here.
}


// CSearchCtrl::AboutBox - Display an "About" box to the user

void CSearchCtrl::AboutBox()
{
        CDialog dlgAbout(IDD_ABOUTBOX_SEARCH);
        dlgAbout.DoModal();
}


// CSearchCtrl message handlers

int CSearchCtrl::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
        if (COleControl::OnCreate(lpCreateStruct) == -1)
                return -1;
        
        m_searchDlg.Create(IDD_SEARCH_DIALOG, this);
        
        return 0;
}

BOOL CSearchCtrl::PreCreateWindow(CREATESTRUCT& cs) 
{
        cs.dwExStyle |= WS_EX_CONTROLPARENT;
        return COleControl::PreCreateWindow(cs);
}


LPUNKNOWN CSearchCtrl::GetMgaProject() 
{
        CComPtr<IUnknown> unk;
        if (m_project != NULL) {
                if (FAILED(m_project.QueryInterface(&unk))) {
                        ThrowError(CTL_E_INVALIDPROPERTYVALUE, _T("Unable to cast MgaProject."));
                        return NULL;
                }
        }
        return unk;
}

void CSearchCtrl::SetMgaProject(LPUNKNOWN newValue) 
{
        if(m_project != NULL)
        {
                m_searchDlg.RemoveAll();
                if(m_territory != NULL)
                {
                        COMTHROW(m_territory->Destroy() );
                }
        }

        if (newValue != NULL) {
                CComQIPtr<IMgaProject> ccpMgaProject(newValue);
                if (ccpMgaProject == NULL) 
                {
                        ThrowError(CTL_E_INVALIDPROPERTYVALUE, _T("Unable to cast MgaProject."));
                        return;
                }

                m_project = ccpMgaProject;

                // Creating Territory
                m_territory = NULL;
                COMTHROW( m_project->CreateTerritory(&m_xEventSink,&m_territory,NULL) );
                m_searchDlg.EnableSearch();
                m_searchDlg.GetKinds(m_project);

        }
        else {
                m_searchDlg.DisableSearch();
                m_project = NULL;
                m_territory = NULL;
        m_MgaObjs.Release();
        }
}

void CSearchCtrl::OpenProject(LPCTSTR connStr) 
{
        CComPtr<IMgaProject> ccpMgaProject;
        try
        {
                COMTHROW(ccpMgaProject.CoCreateInstance(OLESTR("Mga.MgaProject")));
        
                VARIANT_BOOL vtbMode;   
                CComBSTR bszProjectConnStr(connStr);
        
                COMTHROW(ccpMgaProject->Open(bszProjectConnStr, &vtbMode));
                SetMgaProject(ccpMgaProject);

        }
        catch (hresult_exception &)
        {
                ThrowError(CTL_E_INVALIDPROPERTYVALUE, _T("Error opening project."));
                return;
        }
}


// MGA Event handlers

void CSearchCtrl::OnMgaObjectEvent(IMgaObject  *obj, unsigned long eventmask)
{
        m_inEventTransactionMode = true;
        // We do not process individual object events
        m_inEventTransactionMode = false;
        return;
}

void CSearchCtrl::OnMgaGlobalEvent(globalevent_enum event)
{

        m_inEventTransactionMode = true;
        
        // Handling Global Events
        if(event==GLOBALEVENT_COMMIT_TRANSACTION)
        {
                m_searchDlg.RemoveZombies();
        }
        else if(event==GLOBALEVENT_NOTIFICATION_READY)
        {
                m_searchDlg.RemoveZombies();
        }

        else if(event==GLOBALEVENT_ABORT_TRANSACTION)
        {
                m_searchDlg.RemoveAll();
        }
        else if(event==GLOBALEVENT_UNDO)
        {
                m_searchDlg.RemoveZombies();
        }
        else if(event==GLOBALEVENT_REDO)
        {               
                m_searchDlg.RemoveZombies();
        }
        m_inEventTransactionMode = false;
}

// These functions can be used from the dialog

void CSearchCtrl::BeginTransaction(transactiontype_enum type)
{
        // In the event handlers we are already in transaction
        if(m_inEventTransactionMode) {
                return;
        }
        
        if(m_transactionCnt == 0) // Not in transactions
        {               
                COMTHROW(
                                m_project->BeginTransaction(
                                        m_territory,    
                                        type
                                )
                        );
        }
        m_transactionCnt++;             
}

void CSearchCtrl::CommitTransaction()
{
        // In the event handlers we are already in transaction
        if(m_inEventTransactionMode) {
                return;
        }

        if(m_transactionCnt == 0) // We are not in transaction. What to commit?
        {
                return;
        }
        
        if(m_transactionCnt == 1)
        {                               
                COMTHROW(m_project->CommitTransaction());                               
        }
        m_transactionCnt--;
}

void CSearchCtrl::AbortTransaction()
{
        if(m_transactionCnt == 0) {
                return;
        }

        COMTHROW(m_project->AbortTransaction());
        m_transactionCnt = 0;
        m_inEventTransactionMode = false;

        return;
}

CComPtr<IMgaTerritory> CSearchCtrl::Terr()
{
        return m_territory;
}

// needs to be called in a transaction
CComPtr<IMgaObjects> CSearchCtrl::PutInMyTerritory(CComPtr<IMgaObjects> &p_inColl)
{
        CComPtr<IMgaObjects> coll_in_active_terr;
        coll_in_active_terr.CoCreateInstance( L"Mga.MgaObjects");

        long c = 0;
        if( p_inColl)
                COMTHROW(p_inColl->get_Count( &c));

        // nothing to copy? no territory? failed to create out coll? or no transaction active?
        if( c > 0 && m_territory && coll_in_active_terr && m_transactionCnt > 0) 
        {
                for( long i = 1; i <= c; ++i)                 // for all items in coll
                {
                        CComPtr<IMgaObject> obj, item;
                        COMTHROW(p_inColl->get_Item( i, &item));

                        COMTHROW(m_territory->OpenObj( item, &obj));        // puts in our territory
                        COMTHROW(coll_in_active_terr->Append( obj));
                }
        }

        return coll_in_active_terr;
}

void CSearchCtrl::ClickOnObject(CComPtr<IMgaObject> object)
{
        CComPtr<IUnknown> unk;
        COMTHROW(object.QueryInterface(&unk));
        FireClickMgaObject(unk);
}

void CSearchCtrl::ClickOnObject(CComPtr<IMgaObjects> object)
{
        CComPtr<IUnknown> unk;
        COMTHROW(object.QueryInterface(&unk));
        FireClickMgaObject(unk);
}


void CSearchCtrl::DblClickOnObject(CComPtr<IMgaObject> object)
{
        CComPtr<IUnknown> unk;
        COMTHROW(object.QueryInterface(&unk));
        FireDblClickMgaObject(unk);
}

void CSearchCtrl::WantToBeClosed()
{
        FireWantToBeClosed();
}

void CSearchCtrl::LocateMgaObject(CComPtr<IMgaObject> object)
{
        try
        {
                // obtain object id
                BeginTransaction();
                CBstr bstr_id;
                COMTHROW( object->get_ID( bstr_id));
                CommitTransaction();

                // fire event
                FireLocateMgaObject( (LPCTSTR) (CString) bstr_id);

        } catch( hresult_exception& ) {
                AbortTransaction();
        }
}

void CSearchCtrl::SelMgaObjects(IUnknown* p_selMgaObjs)
{
    //if project is undefined no point in setting objects -kiran
    if(!m_project)
    {
        m_MgaObjs.Release();
        return;
    }
        AFX_MANAGE_STATE(AfxGetStaticModuleState());
        if (p_selMgaObjs != NULL) {
                CComQIPtr<IMgaObjects> ccpMgaObjects( p_selMgaObjs);
                if (ccpMgaObjects == NULL) 
                {
                        ThrowError(CTL_E_INVALIDPROPERTYVALUE, _T("Unable to cast MgaObjects."));
                        //m_searchDlg.EnableScoped( FALSE);
                        return;
                }

                m_MgaObjs = ccpMgaObjects;
                
        }
    else { // called when Dlg is Hidden, in order to release the Mga ptrs
                m_MgaObjs.Release();
        }
}

//added to make enter key work in dialog
//the message from the parent CGMESearch is transmitted to OLE control
//which is this, after this message is obtained its forwarded to dialog
//so that it is properly taken care of

BOOL CSearchCtrl::PreTranslateMessage(MSG *pMsg)
{
    if( pMsg->message == WM_KEYDOWN )
        {
                switch(pMsg->wParam)
                {
                        case VK_RETURN:
                        case VK_TAB:
                return this->m_searchDlg.PreTranslateMessage(pMsg);
                        
                }
        }
    return FALSE;
}