зеркало из https://github.com/mozilla/gecko-dev.git
Bug 338478. Add CF_HDROP support to Mozilla for file drag and drop. r=roc
Bug 338478. Add CF_HDROP support to Mozilla for file drag and drop. r=roc
This commit is contained in:
Kyle Huey
Родитель
5586796cd1
Коммит
4b33cec898
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@ -132,6 +132,10 @@ ifndef WINCE
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ENABLE_CXX_EXCEPTIONS = 1
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endif
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ifdef ENABLE_TESTS
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TOOL_DIRS += tests
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endif
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include $(topsrcdir)/config/rules.mk
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CXXFLAGS += $(MOZ_CAIRO_CFLAGS)
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@ -25,6 +25,7 @@
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* Brodie Thiesfield <brofield@jellycan.com>
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* Masayuki Nakano <masayuki@d-toybox.com>
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* David Gardiner <david.gardiner@unisa.edu.au>
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* Kyle Huey <me@kylehuey.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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@ -1367,7 +1368,8 @@ HRESULT nsDataObj::GetFile(FORMATETC& aFE, STGMEDIUM& aSTG)
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PRBool found = PR_FALSE;
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while (NOERROR == m_enumFE->Next(1, &fe, &count)
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&& dfInx < mDataFlavors.Length()) {
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if (mDataFlavors[dfInx].EqualsLiteral(kNativeImageMime)) {
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if (mDataFlavors[dfInx].EqualsLiteral(kNativeImageMime) ||
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mDataFlavors[dfInx].EqualsLiteral(kFileMime)) {
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found = PR_TRUE;
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break;
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}
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@ -1377,6 +1379,75 @@ HRESULT nsDataObj::GetFile(FORMATETC& aFE, STGMEDIUM& aSTG)
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if (!found)
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return E_FAIL;
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if (mDataFlavors[dfInx].EqualsLiteral(kNativeImageMime))
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return DropImage(aFE, aSTG);
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return DropFile(aFE, aSTG);
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}
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HRESULT nsDataObj::DropFile(FORMATETC& aFE, STGMEDIUM& aSTG)
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{
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nsresult rv;
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PRUint32 len = 0;
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nsCOMPtr<nsISupports> genericDataWrapper;
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mTransferable->GetTransferData(kFileMime, getter_AddRefs(genericDataWrapper),
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&len);
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nsCOMPtr<nsIFile> file ( do_QueryInterface(genericDataWrapper) );
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if (!file)
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{
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nsCOMPtr<nsISupportsInterfacePointer> ptr(do_QueryInterface(genericDataWrapper));
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if (ptr)
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ptr->GetData(getter_AddRefs(file));
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}
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if (!file)
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return E_FAIL;
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aSTG.tymed = TYMED_HGLOBAL;
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aSTG.pUnkForRelease = NULL;
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nsAutoString path;
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rv = file->GetPath(path);
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if (NS_FAILED(rv))
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return E_FAIL;
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PRUint32 allocLen = path.Length() + 2;
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HGLOBAL hGlobalMemory = NULL;
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PRUnichar *dest, *dest2;
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hGlobalMemory = GlobalAlloc(GMEM_MOVEABLE, sizeof(DROPFILES) +
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allocLen * sizeof(PRUnichar));
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if (!hGlobalMemory)
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return E_FAIL;
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DROPFILES* pDropFile = (DROPFILES*)GlobalLock(hGlobalMemory);
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// First, populate the drop file structure
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pDropFile->pFiles = sizeof(DROPFILES); //Offset to start of file name string
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pDropFile->fNC = 0;
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pDropFile->pt.x = 0;
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pDropFile->pt.y = 0;
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pDropFile->fWide = TRUE;
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// Copy the filename right after the DROPFILES structure
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dest = (PRUnichar*)(((char*)pDropFile) + pDropFile->pFiles);
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memcpy(dest, path.get(), (allocLen - 1) * sizeof(PRUnichar));
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// Two null characters are needed at the end of the file name.
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// Lookup the CF_HDROP shell clipboard format for more info.
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// Add the second null character right after the first one.
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dest[allocLen - 1] = L'\0';
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GlobalUnlock(hGlobalMemory);
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aSTG.hGlobal = hGlobalMemory;
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return S_OK;
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}
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HRESULT nsDataObj::DropImage(FORMATETC& aFE, STGMEDIUM& aSTG)
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{
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nsresult rv;
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PRUint32 len = 0;
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nsCOMPtr<nsISupports> genericDataWrapper;
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@ -56,7 +56,7 @@
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// XXX for older version of PSDK where IAsyncOperation and related stuff is not available
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// but thisdefine should be removed when parocles config is updated
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#ifndef __IAsyncOperation_INTERFACE_DEFINED__
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// IAsyncOperation inerface definition
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// IAsyncOperation interface definition
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EXTERN_C const IID IID_IAsyncOperation;
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MIDL_INTERFACE("3D8B0590-F691-11d2-8EA9-006097DF5BD4")
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@ -228,6 +228,9 @@ class nsDataObj : public IDataObject,
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virtual HRESULT GetBitmap ( const nsACString& inFlavor, FORMATETC& FE, STGMEDIUM& STM);
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virtual HRESULT GetDib ( const nsACString& inFlavor, FORMATETC &, STGMEDIUM & aSTG );
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virtual HRESULT GetMetafilePict(FORMATETC& FE, STGMEDIUM& STM);
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virtual HRESULT DropImage( FORMATETC& aFE, STGMEDIUM& aSTG );
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virtual HRESULT DropFile( FORMATETC& aFE, STGMEDIUM& aSTG );
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virtual HRESULT GetUniformResourceLocator ( FORMATETC& aFE, STGMEDIUM& aSTG, PRBool aIsUnicode ) ;
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virtual HRESULT ExtractUniformResourceLocatorA ( FORMATETC& aFE, STGMEDIUM& aSTG ) ;
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@ -0,0 +1,63 @@
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#
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is Mozilla Windows Drag and Drop Tests.
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#
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# The Initial Developer of the Original Code is
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# Kyle Huey <me@kylehuey.com>
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# Portions created by the Initial Developer are Copyright (C) 2009
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
|
||||
# and other provisions required by the GPL or the LGPL. If you do not delete
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||||
# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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DEPTH = ../../../..
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topsrcdir = @top_srcdir@
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srcdir = @srcdir@
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VPATH = @srcdir@
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include $(DEPTH)/config/autoconf.mk
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ifndef MOZ_ENABLE_LIBXUL
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LOCAL_INCLUDES = -I$(srcdir)/../ \
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-I$(srcdir)/../../xpwidgets \
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$(NULL)
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LIBS = ../$(LIB_PREFIX)widget_windows.$(LIB_SUFFIX) \
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../../xpwidgets/$(LIB_PREFIX)xpwidgets_s.$(LIB_SUFFIX) \
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$(DIST)/lib/$(LIB_PREFIX)thebes.$(LIB_SUFFIX) \
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$(XPCOM_LIBS) \
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$(MOZ_UNICHARUTIL_LIBS) \
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$(NULL)
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OS_LIBS += $(call EXPAND_LIBNAME,ole32 shell32)
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CPP_UNIT_TESTS = TestWinDND.cpp \
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$(NULL)
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endif
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include $(topsrcdir)/config/rules.mk
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@ -0,0 +1,404 @@
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Kyle Huey <me@kylehuey.com>
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#define MOZILLA_INTERNAL_API
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#include <ole2.h>
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#include <shlobj.h>
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#include "TestHarness.h"
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#include "nsIArray.h"
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#include "nsILocalFile.h"
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#include "nsNetUtil.h"
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#include "nsISupportsPrimitives.h"
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#include "nsIFileURL.h"
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#include "nsITransferable.h"
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#include "nsClipboard.h"
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#include "nsDataObjCollection.h"
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nsIFile* xferFile;
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nsresult CheckValidHDROP(STGMEDIUM* pSTG)
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{
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if (pSTG->tymed != TYMED_HGLOBAL) {
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fail("Received data is not in an HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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HGLOBAL hGlobal = pSTG->hGlobal;
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DROPFILES* pDropFiles;
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pDropFiles = (DROPFILES*)GlobalLock(hGlobal);
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if (!pDropFiles) {
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fail("There is no data at the given HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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if (pDropFiles->pFiles != sizeof(DROPFILES))
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fail("DROPFILES struct has wrong size");
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if (pDropFiles->fWide != true) {
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fail("Received data is not Unicode");
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return NS_ERROR_UNEXPECTED;
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}
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nsString s;
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s = (PRUnichar*)((char*)pDropFiles + pDropFiles->pFiles);
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nsresult rv;
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nsCOMPtr<nsILocalFile> localFile(
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do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv));
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rv = localFile->InitWithPath(s);
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if (NS_FAILED(rv)) {
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fail("File could not be opened");
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return NS_ERROR_UNEXPECTED;
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}
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return NS_OK;
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}
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nsresult CheckValidTEXT(STGMEDIUM* pSTG)
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{
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if (pSTG->tymed != TYMED_HGLOBAL) {
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fail("Received data is not in an HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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HGLOBAL hGlobal = pSTG->hGlobal;
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char* pText;
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pText = (char*)GlobalLock(hGlobal);
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if (!pText) {
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fail("There is no data at the given HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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nsCString string;
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string = pText;
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if (!string.Equals(NS_LITERAL_CSTRING("Mozilla can drag and drop"))) {
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fail("Text passed through drop object wrong");
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return NS_ERROR_UNEXPECTED;
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}
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return NS_OK;
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}
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nsresult CheckValidUNICODE(STGMEDIUM* pSTG)
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{
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if (pSTG->tymed != TYMED_HGLOBAL) {
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fail("Received data is not in an HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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HGLOBAL hGlobal = pSTG->hGlobal;
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PRUnichar* pText;
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pText = (PRUnichar*)GlobalLock(hGlobal);
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if (!pText) {
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fail("There is no data at the given HGLOBAL");
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return NS_ERROR_UNEXPECTED;
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}
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nsString string;
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string = pText;
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if (!string.Equals(NS_LITERAL_STRING("Mozilla can drag and drop"))) {
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fail("Text passed through drop object wrong");
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return NS_ERROR_UNEXPECTED;
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}
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return NS_OK;
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}
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nsresult GetTransferableFile(nsCOMPtr<nsITransferable>& pTransferable)
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{
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nsresult rv;
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nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferFile);
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pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1");
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rv = pTransferable->SetTransferData("application/x-moz-file", genericWrapper,
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0);
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return rv;
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}
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nsresult GetTransferableText(nsCOMPtr<nsITransferable>& pTransferable)
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{
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nsresult rv;
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NS_NAMED_LITERAL_STRING(mozString, "Mozilla can drag and drop");
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nsCOMPtr<nsISupportsString> xferString =
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do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID);
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rv = xferString->SetData(mozString);
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NS_ENSURE_SUCCESS(rv, rv);
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nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferString);
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pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1");
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rv = pTransferable->SetTransferData("text/unicode", genericWrapper,
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mozString.Length() * sizeof(PRUnichar));
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return rv;
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}
|
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|
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nsresult GetTransferableURI(nsCOMPtr<nsITransferable>& pTransferable)
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{
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nsresult rv;
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|
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nsCOMPtr<nsIURI> xferURI;
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rv = NS_NewURI(getter_AddRefs(xferURI), "http://www.mozilla.org");
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NS_ENSURE_SUCCESS(rv, rv);
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|
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nsCOMPtr<nsISupports> genericWrapper = do_QueryInterface(xferURI);
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pTransferable = do_CreateInstance("@mozilla.org/widget/transferable;1");
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rv = pTransferable->SetTransferData("text/x-moz-url", genericWrapper, 0);
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return rv;
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}
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nsresult MakeDataObject(nsISupportsArray* transferableArray,
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nsRefPtr<IDataObject>& itemToDrag)
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{
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nsresult rv;
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PRUint32 itemCount = 0;
|
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|
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nsCOMPtr<nsIURI> uri;
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rv = NS_NewURI(getter_AddRefs(uri), "http://www.mozilla.org");
|
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NS_ENSURE_SUCCESS(rv, rv);
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rv = transferableArray->Count(&itemCount);
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NS_ENSURE_SUCCESS(rv, rv);
|
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|
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// Copied more or less exactly from nsDragService::InvokeDragSession
|
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// This is what lets us play fake Drag Service for the test
|
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if (itemCount > 1) {
|
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nsDataObjCollection * dataObjCollection = new nsDataObjCollection();
|
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if (!dataObjCollection)
|
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return NS_ERROR_OUT_OF_MEMORY;
|
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itemToDrag = dataObjCollection;
|
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for (PRUint32 i=0; i<itemCount; ++i) {
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nsCOMPtr<nsISupports> supports;
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transferableArray->GetElementAt(i, getter_AddRefs(supports));
|
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nsCOMPtr<nsITransferable> trans(do_QueryInterface(supports));
|
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if (trans) {
|
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nsRefPtr<IDataObject> dataObj;
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rv = nsClipboard::CreateNativeDataObject(trans,
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getter_AddRefs(dataObj), uri);
|
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NS_ENSURE_SUCCESS(rv, rv);
|
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// Add the flavors to the collection object too
|
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rv = nsClipboard::SetupNativeDataObject(trans, dataObjCollection);
|
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NS_ENSURE_SUCCESS(rv, rv);
|
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|
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dataObjCollection->AddDataObject(dataObj);
|
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}
|
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}
|
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} // if dragging multiple items
|
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else {
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nsCOMPtr<nsISupports> supports;
|
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transferableArray->GetElementAt(0, getter_AddRefs(supports));
|
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nsCOMPtr<nsITransferable> trans(do_QueryInterface(supports));
|
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if (trans) {
|
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rv = nsClipboard::CreateNativeDataObject(trans,
|
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getter_AddRefs(itemToDrag),
|
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uri);
|
||||
NS_ENSURE_SUCCESS(rv, rv);
|
||||
}
|
||||
} // else dragging a single object
|
||||
return rv;
|
||||
}
|
||||
|
||||
nsresult Do_CheckOneFile()
|
||||
{
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsITransferable> transferable;
|
||||
nsCOMPtr<nsISupportsArray> transferableArray;
|
||||
nsCOMPtr<nsISupports> genericWrapper;
|
||||
nsRefPtr<IDataObject> dataObj;
|
||||
rv = NS_NewISupportsArray(getter_AddRefs(transferableArray));
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create the necessary nsISupportsArray");
|
||||
return rv;
|
||||
}
|
||||
|
||||
rv = GetTransferableFile(transferable);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create the proper nsITransferable!");
|
||||
return rv;
|
||||
}
|
||||
genericWrapper = do_QueryInterface(transferable);
|
||||
rv = transferableArray->AppendElement(genericWrapper);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not append element to transferable array");
|
||||
return rv;
|
||||
}
|
||||
|
||||
rv = MakeDataObject(transferableArray, dataObj);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create data object");
|
||||
return rv;
|
||||
}
|
||||
|
||||
FORMATETC fe;
|
||||
SET_FORMATETC(fe, CF_HDROP, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL);
|
||||
if (dataObj->QueryGetData(&fe) != S_OK) {
|
||||
fail("File data object does not support the file data type!");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
STGMEDIUM* stg;
|
||||
stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM));
|
||||
if (dataObj->GetData(&fe, stg) != S_OK) {
|
||||
fail("File data object did not provide data on request");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
rv = CheckValidHDROP(stg);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("HDROP was invalid");
|
||||
return rv;
|
||||
}
|
||||
|
||||
ReleaseStgMedium(stg);
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
nsresult Do_CheckOneString()
|
||||
{
|
||||
nsresult rv;
|
||||
nsCOMPtr<nsITransferable> transferable;
|
||||
nsCOMPtr<nsISupportsArray> transferableArray;
|
||||
nsCOMPtr<nsISupports> genericWrapper;
|
||||
nsRefPtr<IDataObject> dataObj;
|
||||
rv = NS_NewISupportsArray(getter_AddRefs(transferableArray));
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create the necessary nsISupportsArray");
|
||||
return rv;
|
||||
}
|
||||
|
||||
rv = GetTransferableText(transferable);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create the proper nsITransferable!");
|
||||
return rv;
|
||||
}
|
||||
genericWrapper = do_QueryInterface(transferable);
|
||||
rv = transferableArray->AppendElement(genericWrapper);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not append element to transferable array");
|
||||
return rv;
|
||||
}
|
||||
|
||||
rv = MakeDataObject(transferableArray, dataObj);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("Could not create data object");
|
||||
return rv;
|
||||
}
|
||||
|
||||
FORMATETC fe;
|
||||
SET_FORMATETC(fe, CF_TEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL);
|
||||
if (dataObj->QueryGetData(&fe) != S_OK) {
|
||||
fail("String data object does not support the ASCII text data type!");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
STGMEDIUM* stg;
|
||||
stg = (STGMEDIUM*)CoTaskMemAlloc(sizeof(STGMEDIUM));
|
||||
HRESULT hr;
|
||||
if ((hr = dataObj->GetData(&fe, stg)) != S_OK) {
|
||||
fail("String data object did not provide ASCII data on request");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
rv = CheckValidTEXT(stg);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("TEXT was invalid");
|
||||
return rv;
|
||||
}
|
||||
|
||||
ReleaseStgMedium(stg);
|
||||
|
||||
SET_FORMATETC(fe, CF_UNICODETEXT, 0, DVASPECT_CONTENT, -1, TYMED_HGLOBAL);
|
||||
if (dataObj->QueryGetData(&fe) != S_OK) {
|
||||
fail("String data object does not support the wide text data type!");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
if (dataObj->GetData(&fe, stg) != S_OK) {
|
||||
fail("String data object did not provide wide data on request");
|
||||
return NS_ERROR_UNEXPECTED;
|
||||
}
|
||||
|
||||
rv = CheckValidUNICODE(stg);
|
||||
if (NS_FAILED(rv)) {
|
||||
fail("UNICODE was invalid");
|
||||
return rv;
|
||||
}
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
// This function performs basic drop tests, testing a data object consisting
|
||||
// of one transferable
|
||||
nsresult Do_Test1()
|
||||
{
|
||||
nsresult rv = NS_OK;
|
||||
nsresult workingrv;
|
||||
|
||||
workingrv = Do_CheckOneFile();
|
||||
if (NS_FAILED(workingrv)) {
|
||||
fail("Drag object tests failed on a single file");
|
||||
rv = NS_ERROR_UNEXPECTED;
|
||||
} else {
|
||||
passed("Successfully created a working file drag object!");
|
||||
}
|
||||
|
||||
workingrv = Do_CheckOneString();
|
||||
if (NS_FAILED(workingrv)) {
|
||||
fail("Drag object tests failed on a single string");
|
||||
rv = NS_ERROR_UNEXPECTED;
|
||||
} else {
|
||||
passed("Successfully created a working string drag object!");
|
||||
}
|
||||
|
||||
return rv;
|
||||
}
|
||||
|
||||
int main(int argc, char** argv)
|
||||
{
|
||||
ScopedXPCOM xpcom("Test Windows Drag and Drop");
|
||||
|
||||
nsCOMPtr<nsIFile> file;
|
||||
file = xpcom.GetProfileDirectory();
|
||||
xferFile = file;
|
||||
|
||||
if (NS_SUCCEEDED(Do_Test1()))
|
||||
passed("Basic Drag and Drop data type tests succeeded!");
|
||||
|
||||
return gFailCount;
|
||||
}
|
||||
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