Revision: 25060
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=25060
Author: gsrb3d
Date: 2009-12-02 02:23:29 +0100 (Wed, 02 Dec 2009)
Log Message:
-----------
SVN maintenance.
Modified Paths:
--------------
trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.cpp
trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.h
Property Changed:
----------------
trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.cpp
trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.h
Modified: trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.cpp
===================================================================
--- trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.cpp 2009-12-02
01:12:22 UTC (rev 25059)
+++ trunk/blender/intern/ghost/intern/GHOST_DropTargetWin32.cpp 2009-12-02
01:23:29 UTC (rev 25060)
@@ -1,426 +1,426 @@
-/**
- * $Id: $
- * ***** BEGIN GPL LICENSE BLOCK *****
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
- * All rights reserved.
- *
- * The Original Code is: all of this file.
- *
- * Contributor(s): none yet.
- *
- * ***** END GPL LICENSE BLOCK *****
- */
-
-#include "GHOST_Debug.h"
-#include "GHOST_DropTargetWin32.h"
-
-#ifdef GHOST_DEBUG
-// utility
-void printLastError(void);
-#endif // GHOST_DEBUG
-
-
-GHOST_DropTargetWin32::GHOST_DropTargetWin32(GHOST_WindowWin32 * window,
GHOST_SystemWin32 * system)
-:
-m_window(window),
-m_system(system)
-{
- m_cRef = 1;
- m_hWnd = window->getHWND();
- m_draggedObjectType = GHOST_kDragnDropTypeUnknown;
-
- // register our window as drop target
- ::RegisterDragDrop(m_hWnd, this);
-}
-
-GHOST_DropTargetWin32::~GHOST_DropTargetWin32()
-{
- ::RevokeDragDrop(m_hWnd);
-}
-
-
-/*
- * IUnknown::QueryInterface
- */
-HRESULT __stdcall GHOST_DropTargetWin32::QueryInterface (REFIID riid, void **
ppvObj)
-{
-
- if (!ppvObj)
- return E_INVALIDARG;
- *ppvObj = NULL;
-
- if(riid == IID_IUnknown || riid == IID_IDropTarget)
- {
- AddRef();
- *ppvObj = (void*)this;
- return S_OK;
- }
- else
- {
- *ppvObj = 0;
- return E_NOINTERFACE;
- }
-}
-
-
-/*
- * IUnknown::AddRef
- */
-
-ULONG __stdcall GHOST_DropTargetWin32::AddRef(void)
-{
- return ::InterlockedIncrement(&m_cRef);
-}
-
-/*
- * IUnknown::Release
- */
-ULONG __stdcall GHOST_DropTargetWin32::Release(void)
-{
- ULONG refs = ::InterlockedDecrement(&m_cRef);
-
- if(refs == 0)
- {
- delete this;
- return 0;
- }
- else
- {
- return refs;
- }
-}
-
-/*
- * Implementation of IDropTarget::DragEnter
- */
-HRESULT __stdcall GHOST_DropTargetWin32::DragEnter(IDataObject * pDataObject,
DWORD grfKeyState, POINTL pt, DWORD * pdwEffect)
-{
- // we don't know yet if we accept the drop.
- m_window->setAcceptDragOperation(false);
- *pdwEffect = DROPEFFECT_NONE;
-
- m_draggedObjectType = getGhostType(pDataObject);
- m_system->pushDragDropEvent(GHOST_kEventDraggingEntered,
m_draggedObjectType, m_window, pt.x, pt.y, NULL);
- return S_OK;
-}
-
-/*
- * Implementation of IDropTarget::DragOver
- */
-HRESULT __stdcall GHOST_DropTargetWin32::DragOver(DWORD grfKeyState, POINTL
pt, DWORD * pdwEffect)
-{
- if(m_window->canAcceptDragOperation())
- {
- *pdwEffect = allowedDropEffect(*pdwEffect);
- }
- else
- {
- *pdwEffect = DROPEFFECT_NONE;
- //*pdwEffect = DROPEFFECT_COPY; // XXX Uncomment to test drop.
Drop will not be called if pdwEffect == DROPEFFECT_NONE.
- }
- m_system->pushDragDropEvent(GHOST_kEventDraggingUpdated,
m_draggedObjectType, m_window, pt.x, pt.y, NULL);
- return S_OK;
-}
-
-/*
- * Implementation of IDropTarget::DragLeave
- */
-HRESULT __stdcall GHOST_DropTargetWin32::DragLeave(void)
-{
- m_system->pushDragDropEvent(GHOST_kEventDraggingExited,
m_draggedObjectType, m_window, 0, 0, NULL);
- m_draggedObjectType = GHOST_kDragnDropTypeUnknown;
- return S_OK;
-}
-
-/* Implementation of IDropTarget::Drop
- * This function will not be called if pdwEffect is set to DROPEFFECT_NONE in
- * the implementation of IDropTarget::DragOver
- */
-HRESULT __stdcall GHOST_DropTargetWin32::Drop(IDataObject * pDataObject, DWORD
grfKeyState, POINTL pt, DWORD * pdwEffect)
-{
- void * data = getGhostData(pDataObject);
- if(m_window->canAcceptDragOperation())
- {
- *pdwEffect = allowedDropEffect(*pdwEffect);
-
- }
- else
- {
- *pdwEffect = DROPEFFECT_NONE;
- }
- if (data)
- m_system->pushDragDropEvent(GHOST_kEventDraggingDropDone,
m_draggedObjectType, m_window, pt.x, pt.y, data );
-
- m_draggedObjectType = GHOST_kDragnDropTypeUnknown;
- return S_OK;
-}
-
-/*
- * Helpers
- */
-
-DWORD GHOST_DropTargetWin32::allowedDropEffect(DWORD dwAllowed)
-{
- DWORD dwEffect = DROPEFFECT_NONE;
- if(dwAllowed & DROPEFFECT_COPY)
- dwEffect = DROPEFFECT_COPY;
-
- return dwEffect;
-}
-
-GHOST_TDragnDropTypes GHOST_DropTargetWin32::getGhostType(IDataObject *
pDataObject)
-{
- /* Text
- * Note: Unicode text is aviable as CF_TEXT too, the system can do the
- * conversion, but we do the conversion ourself with
WC_NO_BEST_FIT_CHARS.
- */
- FORMATETC fmtetc = { CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- if(pDataObject->QueryGetData(&fmtetc) == S_OK)
- {
- return GHOST_kDragnDropTypeString;
- }
-
- // Filesnames
- fmtetc.cfFormat = CF_HDROP;
- if(pDataObject->QueryGetData(&fmtetc) == S_OK)
- {
- return GHOST_kDragnDropTypeFilenames;
- }
-
- return GHOST_kDragnDropTypeUnknown;
-}
-
-void * GHOST_DropTargetWin32::getGhostData(IDataObject * pDataObject)
-{
- GHOST_TDragnDropTypes type = getGhostType(pDataObject);
- switch(type)
- {
- case GHOST_kDragnDropTypeFilenames:
- return getDropDataAsFilenames(pDataObject);
- break;
- case GHOST_kDragnDropTypeString:
- return getDropDataAsString(pDataObject);
- break;
- case GHOST_kDragnDropTypeBitmap:
- //return getDropDataAsBitmap(pDataObject);
- break;
- default:
-#ifdef GHOST_DEBUG
- ::printf("\nGHOST_kDragnDropTypeUnknown");
-#endif // GHOST_DEBUG
- return NULL;
- break;
- }
- return NULL;
-}
-
-void * GHOST_DropTargetWin32::getDropDataAsFilenames(IDataObject * pDataObject)
-{
- UINT totfiles, nvalid=0;
- WCHAR fpath [MAX_PATH];
- char * temp_path;
- GHOST_TStringArray *strArray = NULL;
- FORMATETC fmtetc = { CF_HDROP, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
- STGMEDIUM stgmed;
- HDROP hdrop;
-
- // Check if dataobject supplies the format we want.
- // Double checking here, first in getGhostType.
- if(pDataObject->QueryGetData(&fmtetc) == S_OK)
- {
- if(pDataObject->GetData(&fmtetc, &stgmed) == S_OK)
- {
- hdrop = (HDROP)::GlobalLock(stgmed.hGlobal);
-
- totfiles = ::DragQueryFileW ( hdrop, -1, NULL, 0 );
- if (!totfiles)
- {
- ::GlobalUnlock(stgmed.hGlobal);
- return NULL;
- }
-
- strArray = (GHOST_TStringArray*)
::malloc(sizeof(GHOST_TStringArray));
- strArray->count = 0;
- strArray->strings = (GHOST_TUns8**)
::malloc(totfiles*sizeof(GHOST_TUns8*));
-
- for ( UINT nfile = 0; nfile < totfiles; nfile++ )
- {
- if ( ::DragQueryFileW ( hdrop, nfile, fpath,
MAX_PATH ) > 0 )
- {
- if ( !WideCharToANSI(fpath, temp_path) )
- {
- continue;
- }
- // Just ignore paths that could not be
converted verbatim.
- if (strpbrk(temp_path, "?"))
- {
-#ifdef GHOST_DEBUG
- ::printf("\ndiscarding path
that contains illegal characters: %s", temp_path);
-#endif // GHOST_DEBUG
- ::free(temp_path);
- temp_path = NULL;
- continue;
- }
- strArray->strings[nvalid] =
(GHOST_TUns8*) temp_path;
- strArray->count = nvalid+1;
- nvalid++;
- }
- }
- // Free up memory.
- ::GlobalUnlock(stgmed.hGlobal);
- ::ReleaseStgMedium(&stgmed);
-
- return strArray;
- }
- }
- return NULL;
-}
-
-void * GHOST_DropTargetWin32::getDropDataAsString(IDataObject * pDataObject)
-{
- char* tmp_string;
- FORMATETC fmtetc = { CF_UNICODETEXT, 0, DVASPECT_CONTENT, -1,
TYMED_HGLOBAL };
- STGMEDIUM stgmed;
-
- // Try unicode first.
- // Check if dataobject supplies the format we want.
- if(pDataObject->QueryGetData(&fmtetc) == S_OK)
- {
- if(pDataObject->GetData(&fmtetc, &stgmed) == S_OK)
- {
- LPCWSTR wstr = (LPCWSTR)::GlobalLock(stgmed.hGlobal);
- if ( !WideCharToANSI(wstr, tmp_string) )
- {
- ::GlobalUnlock(stgmed.hGlobal);
- return NULL;
- }
- // Free memory
- ::GlobalUnlock(stgmed.hGlobal);
- ::ReleaseStgMedium(&stgmed);
-#ifdef GHOST_DEBUG
- ::printf("\n<converted droped unicode
string>\n%s\n</droped converted unicode string>\n",tmp_string);
-#endif // GHOST_DEBUG
- return tmp_string;
- }
- }
-
- fmtetc.cfFormat = CF_TEXT;
-
- if(pDataObject->QueryGetData(&fmtetc) == S_OK)
- {
- if(pDataObject->GetData(&fmtetc, &stgmed) == S_OK)
- {
- char * str = (char*)::GlobalLock(stgmed.hGlobal);
-
- tmp_string = (char*)::malloc(::strlen(str)+1);
- if ( !tmp_string )
- {
- ::GlobalUnlock(stgmed.hGlobal);
- return NULL;
- }
-
- if ( !::strcpy(tmp_string, str) )
- {
- ::free(tmp_string);
- ::GlobalUnlock(stgmed.hGlobal);
- return NULL;
- }
- // Free memory
- ::GlobalUnlock(stgmed.hGlobal);
- ::ReleaseStgMedium(&stgmed);
-
- return tmp_string;
- }
- }
-
- return NULL;
-}
-
-int GHOST_DropTargetWin32::WideCharToANSI(LPCWSTR in, char * &out)
-{
- int size;
- out = NULL; //caller should free if != NULL
-
- // Get the required size.
- size = ::WideCharToMultiByte(CP_ACP, //System Default
Codepage
- 0x00000400,
// WC_NO_BEST_FIT_CHARS
- in,
- -1,
//-1 null terminated, makes output null terminated too.
- NULL,
- 0,
- NULL,NULL
- );
-
- if(!size)
- {
-#ifdef GHOST_DEBUG
- ::printLastError();
-#endif // GHOST_DEBUG
- return 0;
- }
-
- out = (char*)::malloc(size);
- if (!out)
- {
- ::printf("\nmalloc failed!!!");
- return 0;
- }
-
- size = ::WideCharToMultiByte(CP_ACP,
- 0x00000400,
- in,
- -1,
- (LPSTR) out,
- size,
- NULL,NULL
- );
-
- if(!size)
- {
-#ifdef GHOST_DEBUG
- ::printLastError();
-#endif //GHOST_DEBUG
- ::free(out);
- out = NULL;
- }
- return size;
-}
-
-#ifdef GHOST_DEBUG
-void printLastError(void)
-{
- LPTSTR s;
- DWORD err;
-
- err = GetLastError();
- if(FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
- FORMAT_MESSAGE_FROM_SYSTEM,
- NULL,
- err,
- 0,
- (LPTSTR)&s,
- 0,
- NULL)
- )
- {
- printf("\nLastError: (%d) %s\n", (int)err, s);
- LocalFree(s);
- }
-}
-#endif // GHOST_DEBUG
-
+/**
+ * $Id$
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
@@ Diff output truncated at 10240 characters. @@
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