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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /widget/windows/nsClipboard.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'widget/windows/nsClipboard.h')
-rw-r--r-- | widget/windows/nsClipboard.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/widget/windows/nsClipboard.h b/widget/windows/nsClipboard.h new file mode 100644 index 0000000000..2f0ed4aa3b --- /dev/null +++ b/widget/windows/nsClipboard.h @@ -0,0 +1,115 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef nsClipboard_h__ +#define nsClipboard_h__ + +#include "nsBaseClipboard.h" +#include "nsIObserver.h" +#include "nsIURI.h" + +#include <ole2.h> +#include <windows.h> + +class nsITransferable; +class nsIWidget; +class nsIFile; +struct IDataObject; + +/** + * Native Win32 Clipboard wrapper + */ + +class nsClipboard : public nsBaseClipboard, public nsIObserver { + virtual ~nsClipboard(); + + public: + nsClipboard(); + + NS_DECL_ISUPPORTS_INHERITED + + // nsIObserver + NS_DECL_NSIOBSERVER + + // nsIClipboard + NS_IMETHOD HasDataMatchingFlavors(const nsTArray<nsCString>& aFlavorList, + int32_t aWhichClipboard, + bool* _retval) override; + NS_IMETHOD EmptyClipboard(int32_t aWhichClipboard) override; + + // Internal Native Routines + enum class MightNeedToFlush : bool { No, Yes }; + static nsresult CreateNativeDataObject(nsITransferable* aTransferable, + IDataObject** aDataObj, nsIURI* aUri, + MightNeedToFlush* = nullptr); + static nsresult SetupNativeDataObject(nsITransferable* aTransferable, + IDataObject* aDataObj, + MightNeedToFlush* = nullptr); + static nsresult GetDataFromDataObject(IDataObject* aDataObject, UINT anIndex, + nsIWidget* aWindow, + nsITransferable* aTransferable); + static nsresult GetNativeDataOffClipboard(nsIWidget* aWindow, UINT aIndex, + UINT aFormat, void** aData, + uint32_t* aLen); + static nsresult GetNativeDataOffClipboard(IDataObject* aDataObject, + UINT aIndex, UINT aFormat, + const char* aMIMEImageFormat, + void** aData, uint32_t* aLen); + static nsresult GetGlobalData(HGLOBAL aHGBL, void** aData, uint32_t* aLen); + + // This function returns the internal Windows clipboard format identifier + // for a given Mime string. The default is to map kHTMLMime ("text/html") + // to the clipboard format CF_HTML ("HTLM Format"), but it can also be + // registered as clipboard format "text/html" to support previous versions + // of Gecko. + static UINT GetFormat(const char* aMimeStr, bool aMapHTMLMime = true); + + static UINT GetClipboardFileDescriptorFormatA(); + static UINT GetClipboardFileDescriptorFormatW(); + static UINT GetHtmlClipboardFormat(); + static UINT GetCustomClipboardFormat(); + + protected: + // @param aDataObject must be non-nullptr. + static HRESULT FillSTGMedium(IDataObject* aDataObject, UINT aFormat, + LPFORMATETC pFE, LPSTGMEDIUM pSTM, DWORD aTymed); + + // Implement the native clipboard behavior. + NS_IMETHOD SetNativeClipboardData(nsITransferable* aTransferable, + nsIClipboardOwner* aOwner, + int32_t aWhichClipboard) override; + NS_IMETHOD GetNativeClipboardData(nsITransferable* aTransferable, + int32_t aWhichClipboard) override; + + static bool IsInternetShortcut(const nsAString& inFileName); + static bool FindURLFromLocalFile(IDataObject* inDataObject, UINT inIndex, + void** outData, uint32_t* outDataLen); + static bool FindURLFromNativeURL(IDataObject* inDataObject, UINT inIndex, + void** outData, uint32_t* outDataLen); + static bool FindUnicodeFromPlainText(IDataObject* inDataObject, UINT inIndex, + void** outData, uint32_t* outDataLen); + static bool FindPlatformHTML(IDataObject* inDataObject, UINT inIndex, + void** outData, uint32_t* outStartOfData, + uint32_t* outDataLen); + + static void ResolveShortcut(nsIFile* inFileName, nsACString& outURL); + static nsresult GetTempFilePath(const nsAString& aFileName, + nsAString& aFilePath); + static nsresult SaveStorageOrStream(IDataObject* aDataObject, UINT aIndex, + const nsAString& aFileName); + + nsIWidget* mWindow; +}; + +#define SET_FORMATETC(fe, cf, td, asp, li, med) \ + { \ + (fe).cfFormat = cf; \ + (fe).ptd = td; \ + (fe).dwAspect = asp; \ + (fe).lindex = li; \ + (fe).tymed = med; \ + } + +#endif // nsClipboard_h__ |