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-rw-r--r--indra/llwindow/lldragdropwin32.cpp722
1 files changed, 361 insertions, 361 deletions
diff --git a/indra/llwindow/lldragdropwin32.cpp b/indra/llwindow/lldragdropwin32.cpp
index e08a2c2fc6..15490ef953 100644
--- a/indra/llwindow/lldragdropwin32.cpp
+++ b/indra/llwindow/lldragdropwin32.cpp
@@ -1,361 +1,361 @@
-/**
- * @file lldragdrop32.cpp
- * @brief Handler for Windows specific drag and drop (OS to client) code
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#if LL_WINDOWS
-
-#if LL_OS_DRAGDROP_ENABLED
-
-#include "linden_common.h"
-
-#include "llwindowwin32.h"
-#include "llkeyboardwin32.h"
-#include "llwindowcallbacks.h"
-#include "lldragdropwin32.h"
-
-class LLDragDropWin32Target:
- public IDropTarget
-{
- public:
- ////////////////////////////////////////////////////////////////////////////////
- //
- LLDragDropWin32Target( HWND hWnd ) :
- mRefCount( 1 ),
- mAppWindowHandle( hWnd ),
- mAllowDrop(false),
- mIsSlurl(false)
- {
- };
-
- virtual ~LLDragDropWin32Target()
- {
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- ULONG __stdcall AddRef( void )
- {
- return InterlockedIncrement( &mRefCount );
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- ULONG __stdcall Release( void )
- {
- LONG count = InterlockedDecrement( &mRefCount );
-
- if ( count == 0 )
- {
- delete this;
- return 0;
- }
- else
- {
- return count;
- };
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- HRESULT __stdcall QueryInterface( REFIID iid, void** ppvObject )
- {
- if ( iid == IID_IUnknown || iid == IID_IDropTarget )
- {
- AddRef();
- *ppvObject = this;
- return S_OK;
- }
- else
- {
- *ppvObject = 0;
- return E_NOINTERFACE;
- };
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- HRESULT __stdcall DragEnter( IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
- {
- FORMATETC fmtetc = { CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
-
- // support CF_TEXT using a HGLOBAL?
- if ( S_OK == pDataObject->QueryGetData( &fmtetc ) )
- {
- mAllowDrop = true;
- mDropUrl = std::string();
- mIsSlurl = false;
-
- STGMEDIUM stgmed;
- if( S_OK == pDataObject->GetData( &fmtetc, &stgmed ) )
- {
- PVOID data = GlobalLock( stgmed.hGlobal );
- mDropUrl = std::string( (char*)data );
- // XXX MAJOR MAJOR HACK!
- LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
- if (NULL != window_imp)
- {
- LLCoordGL gl_coord( 0, 0 );
-
- POINT pt2;
- pt2.x = pt.x;
- pt2.y = pt.y;
- ScreenToClient( mAppWindowHandle, &pt2 );
-
- LLCoordWindow cursor_coord_window( pt2.x, pt2.y );
- MASK mask = gKeyboard->currentMask(true);
-
- LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( cursor_coord_window.convert(), mask,
- LLWindowCallbacks::DNDA_START_TRACKING, mDropUrl );
-
- switch (result)
- {
- case LLWindowCallbacks::DND_COPY:
- *pdwEffect = DROPEFFECT_COPY;
- break;
- case LLWindowCallbacks::DND_LINK:
- *pdwEffect = DROPEFFECT_LINK;
- break;
- case LLWindowCallbacks::DND_MOVE:
- *pdwEffect = DROPEFFECT_MOVE;
- break;
- case LLWindowCallbacks::DND_NONE:
- default:
- *pdwEffect = DROPEFFECT_NONE;
- break;
- }
- };
-
- GlobalUnlock( stgmed.hGlobal );
- ReleaseStgMedium( &stgmed );
- };
- SetFocus( mAppWindowHandle );
- }
- else
- {
- mAllowDrop = false;
- *pdwEffect = DROPEFFECT_NONE;
- };
-
- return S_OK;
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- HRESULT __stdcall DragOver( DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
- {
- if ( mAllowDrop )
- {
- // XXX MAJOR MAJOR HACK!
- LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
- if (NULL != window_imp)
- {
- LLCoordGL gl_coord( 0, 0 );
-
- POINT pt2;
- pt2.x = pt.x;
- pt2.y = pt.y;
- ScreenToClient( mAppWindowHandle, &pt2 );
-
- LLCoordWindow cursor_coord_window( pt2.x, pt2.y );
- MASK mask = gKeyboard->currentMask(true);
-
- LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( cursor_coord_window.convert(), mask,
- LLWindowCallbacks::DNDA_TRACK, mDropUrl );
-
- switch (result)
- {
- case LLWindowCallbacks::DND_COPY:
- *pdwEffect = DROPEFFECT_COPY;
- break;
- case LLWindowCallbacks::DND_LINK:
- *pdwEffect = DROPEFFECT_LINK;
- break;
- case LLWindowCallbacks::DND_MOVE:
- *pdwEffect = DROPEFFECT_MOVE;
- break;
- case LLWindowCallbacks::DND_NONE:
- default:
- *pdwEffect = DROPEFFECT_NONE;
- break;
- }
- };
- }
- else
- {
- *pdwEffect = DROPEFFECT_NONE;
- };
-
- return S_OK;
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- HRESULT __stdcall DragLeave( void )
- {
- // XXX MAJOR MAJOR HACK!
- LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
- if (NULL != window_imp)
- {
- LLCoordGL gl_coord( 0, 0 );
- MASK mask = gKeyboard->currentMask(true);
- window_imp->completeDragNDropRequest( gl_coord, mask, LLWindowCallbacks::DNDA_STOP_TRACKING, mDropUrl );
- };
- return S_OK;
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- HRESULT __stdcall Drop( IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
- {
- if ( mAllowDrop )
- {
- // window impl stored in Window data (neat!)
- LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
- if ( NULL != window_imp )
- {
- POINT pt_client;
- pt_client.x = pt.x;
- pt_client.y = pt.y;
- ScreenToClient( mAppWindowHandle, &pt_client );
-
- LLCoordWindow cursor_coord_window( pt_client.x, pt_client.y );
- LLCoordGL gl_coord(cursor_coord_window.convert());
- LL_INFOS() << "### (Drop) URL is: " << mDropUrl << LL_ENDL;
- LL_INFOS() << "### raw coords are: " << pt.x << " x " << pt.y << LL_ENDL;
- LL_INFOS() << "### client coords are: " << pt_client.x << " x " << pt_client.y << LL_ENDL;
- LL_INFOS() << "### GL coords are: " << gl_coord.mX << " x " << gl_coord.mY << LL_ENDL;
- LL_INFOS() << LL_ENDL;
-
- // no keyboard modifier option yet but we could one day
- MASK mask = gKeyboard->currentMask( true );
-
- // actually do the drop
- LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( gl_coord, mask,
- LLWindowCallbacks::DNDA_DROPPED, mDropUrl );
-
- switch (result)
- {
- case LLWindowCallbacks::DND_COPY:
- *pdwEffect = DROPEFFECT_COPY;
- break;
- case LLWindowCallbacks::DND_LINK:
- *pdwEffect = DROPEFFECT_LINK;
- break;
- case LLWindowCallbacks::DND_MOVE:
- *pdwEffect = DROPEFFECT_MOVE;
- break;
- case LLWindowCallbacks::DND_NONE:
- default:
- *pdwEffect = DROPEFFECT_NONE;
- break;
- }
- };
- }
- else
- {
- *pdwEffect = DROPEFFECT_NONE;
- };
-
- return S_OK;
- };
-
- ////////////////////////////////////////////////////////////////////////////////
- //
- private:
- LONG mRefCount;
- HWND mAppWindowHandle;
- bool mAllowDrop;
- std::string mDropUrl;
- bool mIsSlurl;
- friend class LLWindowWin32;
-};
-
-////////////////////////////////////////////////////////////////////////////////
-//
-LLDragDropWin32::LLDragDropWin32() :
- mDropTarget( NULL ),
- mDropWindowHandle( NULL )
-
-{
-}
-
-////////////////////////////////////////////////////////////////////////////////
-//
-LLDragDropWin32::~LLDragDropWin32()
-{
-}
-
-////////////////////////////////////////////////////////////////////////////////
-//
-bool LLDragDropWin32::init( HWND hWnd )
-{
- if ( NOERROR != OleInitialize( NULL ) )
- return false;
-
- mDropTarget = new LLDragDropWin32Target( hWnd );
- if ( mDropTarget )
- {
- HRESULT result = CoLockObjectExternal( mDropTarget, TRUE, FALSE );
- if ( S_OK == result )
- {
- result = RegisterDragDrop( hWnd, mDropTarget );
- if ( S_OK != result )
- {
- // RegisterDragDrop failed
- return false;
- };
-
- // all ok
- mDropWindowHandle = hWnd;
- }
- else
- {
- // Unable to lock OLE object
- return false;
- };
- };
-
- // success
- return true;
-}
-
-////////////////////////////////////////////////////////////////////////////////
-//
-void LLDragDropWin32::reset()
-{
- if ( mDropTarget )
- {
- RevokeDragDrop( mDropWindowHandle );
- CoLockObjectExternal( mDropTarget, FALSE, TRUE );
- mDropTarget->Release();
- };
-
- OleUninitialize();
-}
-
-#endif // LL_OS_DRAGDROP_ENABLED
-
-#endif // LL_WINDOWS
-
+/**
+ * @file lldragdrop32.cpp
+ * @brief Handler for Windows specific drag and drop (OS to client) code
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#if LL_WINDOWS
+
+#if LL_OS_DRAGDROP_ENABLED
+
+#include "linden_common.h"
+
+#include "llwindowwin32.h"
+#include "llkeyboardwin32.h"
+#include "llwindowcallbacks.h"
+#include "lldragdropwin32.h"
+
+class LLDragDropWin32Target:
+ public IDropTarget
+{
+ public:
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ LLDragDropWin32Target( HWND hWnd ) :
+ mRefCount( 1 ),
+ mAppWindowHandle( hWnd ),
+ mAllowDrop(false),
+ mIsSlurl(false)
+ {
+ };
+
+ virtual ~LLDragDropWin32Target()
+ {
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ ULONG __stdcall AddRef( void )
+ {
+ return InterlockedIncrement( &mRefCount );
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ ULONG __stdcall Release( void )
+ {
+ LONG count = InterlockedDecrement( &mRefCount );
+
+ if ( count == 0 )
+ {
+ delete this;
+ return 0;
+ }
+ else
+ {
+ return count;
+ };
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ HRESULT __stdcall QueryInterface( REFIID iid, void** ppvObject )
+ {
+ if ( iid == IID_IUnknown || iid == IID_IDropTarget )
+ {
+ AddRef();
+ *ppvObject = this;
+ return S_OK;
+ }
+ else
+ {
+ *ppvObject = 0;
+ return E_NOINTERFACE;
+ };
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ HRESULT __stdcall DragEnter( IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
+ {
+ FORMATETC fmtetc = { CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
+
+ // support CF_TEXT using a HGLOBAL?
+ if ( S_OK == pDataObject->QueryGetData( &fmtetc ) )
+ {
+ mAllowDrop = true;
+ mDropUrl = std::string();
+ mIsSlurl = false;
+
+ STGMEDIUM stgmed;
+ if( S_OK == pDataObject->GetData( &fmtetc, &stgmed ) )
+ {
+ PVOID data = GlobalLock( stgmed.hGlobal );
+ mDropUrl = std::string( (char*)data );
+ // XXX MAJOR MAJOR HACK!
+ LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
+ if (NULL != window_imp)
+ {
+ LLCoordGL gl_coord( 0, 0 );
+
+ POINT pt2;
+ pt2.x = pt.x;
+ pt2.y = pt.y;
+ ScreenToClient( mAppWindowHandle, &pt2 );
+
+ LLCoordWindow cursor_coord_window( pt2.x, pt2.y );
+ MASK mask = gKeyboard->currentMask(true);
+
+ LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( cursor_coord_window.convert(), mask,
+ LLWindowCallbacks::DNDA_START_TRACKING, mDropUrl );
+
+ switch (result)
+ {
+ case LLWindowCallbacks::DND_COPY:
+ *pdwEffect = DROPEFFECT_COPY;
+ break;
+ case LLWindowCallbacks::DND_LINK:
+ *pdwEffect = DROPEFFECT_LINK;
+ break;
+ case LLWindowCallbacks::DND_MOVE:
+ *pdwEffect = DROPEFFECT_MOVE;
+ break;
+ case LLWindowCallbacks::DND_NONE:
+ default:
+ *pdwEffect = DROPEFFECT_NONE;
+ break;
+ }
+ };
+
+ GlobalUnlock( stgmed.hGlobal );
+ ReleaseStgMedium( &stgmed );
+ };
+ SetFocus( mAppWindowHandle );
+ }
+ else
+ {
+ mAllowDrop = false;
+ *pdwEffect = DROPEFFECT_NONE;
+ };
+
+ return S_OK;
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ HRESULT __stdcall DragOver( DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
+ {
+ if ( mAllowDrop )
+ {
+ // XXX MAJOR MAJOR HACK!
+ LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
+ if (NULL != window_imp)
+ {
+ LLCoordGL gl_coord( 0, 0 );
+
+ POINT pt2;
+ pt2.x = pt.x;
+ pt2.y = pt.y;
+ ScreenToClient( mAppWindowHandle, &pt2 );
+
+ LLCoordWindow cursor_coord_window( pt2.x, pt2.y );
+ MASK mask = gKeyboard->currentMask(true);
+
+ LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( cursor_coord_window.convert(), mask,
+ LLWindowCallbacks::DNDA_TRACK, mDropUrl );
+
+ switch (result)
+ {
+ case LLWindowCallbacks::DND_COPY:
+ *pdwEffect = DROPEFFECT_COPY;
+ break;
+ case LLWindowCallbacks::DND_LINK:
+ *pdwEffect = DROPEFFECT_LINK;
+ break;
+ case LLWindowCallbacks::DND_MOVE:
+ *pdwEffect = DROPEFFECT_MOVE;
+ break;
+ case LLWindowCallbacks::DND_NONE:
+ default:
+ *pdwEffect = DROPEFFECT_NONE;
+ break;
+ }
+ };
+ }
+ else
+ {
+ *pdwEffect = DROPEFFECT_NONE;
+ };
+
+ return S_OK;
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ HRESULT __stdcall DragLeave( void )
+ {
+ // XXX MAJOR MAJOR HACK!
+ LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
+ if (NULL != window_imp)
+ {
+ LLCoordGL gl_coord( 0, 0 );
+ MASK mask = gKeyboard->currentMask(true);
+ window_imp->completeDragNDropRequest( gl_coord, mask, LLWindowCallbacks::DNDA_STOP_TRACKING, mDropUrl );
+ };
+ return S_OK;
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ HRESULT __stdcall Drop( IDataObject* pDataObject, DWORD grfKeyState, POINTL pt, DWORD* pdwEffect )
+ {
+ if ( mAllowDrop )
+ {
+ // window impl stored in Window data (neat!)
+ LLWindowWin32 *window_imp = (LLWindowWin32 *)GetWindowLongPtr( mAppWindowHandle, GWLP_USERDATA );
+ if ( NULL != window_imp )
+ {
+ POINT pt_client;
+ pt_client.x = pt.x;
+ pt_client.y = pt.y;
+ ScreenToClient( mAppWindowHandle, &pt_client );
+
+ LLCoordWindow cursor_coord_window( pt_client.x, pt_client.y );
+ LLCoordGL gl_coord(cursor_coord_window.convert());
+ LL_INFOS() << "### (Drop) URL is: " << mDropUrl << LL_ENDL;
+ LL_INFOS() << "### raw coords are: " << pt.x << " x " << pt.y << LL_ENDL;
+ LL_INFOS() << "### client coords are: " << pt_client.x << " x " << pt_client.y << LL_ENDL;
+ LL_INFOS() << "### GL coords are: " << gl_coord.mX << " x " << gl_coord.mY << LL_ENDL;
+ LL_INFOS() << LL_ENDL;
+
+ // no keyboard modifier option yet but we could one day
+ MASK mask = gKeyboard->currentMask( true );
+
+ // actually do the drop
+ LLWindowCallbacks::DragNDropResult result = window_imp->completeDragNDropRequest( gl_coord, mask,
+ LLWindowCallbacks::DNDA_DROPPED, mDropUrl );
+
+ switch (result)
+ {
+ case LLWindowCallbacks::DND_COPY:
+ *pdwEffect = DROPEFFECT_COPY;
+ break;
+ case LLWindowCallbacks::DND_LINK:
+ *pdwEffect = DROPEFFECT_LINK;
+ break;
+ case LLWindowCallbacks::DND_MOVE:
+ *pdwEffect = DROPEFFECT_MOVE;
+ break;
+ case LLWindowCallbacks::DND_NONE:
+ default:
+ *pdwEffect = DROPEFFECT_NONE;
+ break;
+ }
+ };
+ }
+ else
+ {
+ *pdwEffect = DROPEFFECT_NONE;
+ };
+
+ return S_OK;
+ };
+
+ ////////////////////////////////////////////////////////////////////////////////
+ //
+ private:
+ LONG mRefCount;
+ HWND mAppWindowHandle;
+ bool mAllowDrop;
+ std::string mDropUrl;
+ bool mIsSlurl;
+ friend class LLWindowWin32;
+};
+
+////////////////////////////////////////////////////////////////////////////////
+//
+LLDragDropWin32::LLDragDropWin32() :
+ mDropTarget( NULL ),
+ mDropWindowHandle( NULL )
+
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+LLDragDropWin32::~LLDragDropWin32()
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+bool LLDragDropWin32::init( HWND hWnd )
+{
+ if ( NOERROR != OleInitialize( NULL ) )
+ return false;
+
+ mDropTarget = new LLDragDropWin32Target( hWnd );
+ if ( mDropTarget )
+ {
+ HRESULT result = CoLockObjectExternal( mDropTarget, TRUE, FALSE );
+ if ( S_OK == result )
+ {
+ result = RegisterDragDrop( hWnd, mDropTarget );
+ if ( S_OK != result )
+ {
+ // RegisterDragDrop failed
+ return false;
+ };
+
+ // all ok
+ mDropWindowHandle = hWnd;
+ }
+ else
+ {
+ // Unable to lock OLE object
+ return false;
+ };
+ };
+
+ // success
+ return true;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+void LLDragDropWin32::reset()
+{
+ if ( mDropTarget )
+ {
+ RevokeDragDrop( mDropWindowHandle );
+ CoLockObjectExternal( mDropTarget, FALSE, TRUE );
+ mDropTarget->Release();
+ };
+
+ OleUninitialize();
+}
+
+#endif // LL_OS_DRAGDROP_ENABLED
+
+#endif // LL_WINDOWS
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 21:36:50 +0000