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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
commit | 9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /widget/windows/nsDragService.h | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'widget/windows/nsDragService.h')
-rw-r--r-- | widget/windows/nsDragService.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/widget/windows/nsDragService.h b/widget/windows/nsDragService.h new file mode 100644 index 0000000000..5a86a74f76 --- /dev/null +++ b/widget/windows/nsDragService.h @@ -0,0 +1,67 @@ +/* -*- 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 nsDragService_h__ +#define nsDragService_h__ + +#include "nsBaseDragService.h" +#include <windows.h> +#include <shlobj.h> + +struct IDataObject; +class nsDataObjCollection; + +/** + * Native Win32 DragService wrapper + */ + +class nsDragService : public nsBaseDragService { + public: + nsDragService(); + virtual ~nsDragService(); + + // nsBaseDragService + MOZ_CAN_RUN_SCRIPT virtual nsresult InvokeDragSessionImpl( + nsIArray* anArrayTransferables, + const mozilla::Maybe<mozilla::CSSIntRegion>& aRegion, + uint32_t aActionType); + + // nsIDragSession + NS_IMETHOD GetData(nsITransferable* aTransferable, uint32_t anItem) override; + NS_IMETHOD GetNumDropItems(uint32_t* aNumItems) override; + NS_IMETHOD IsDataFlavorSupported(const char* aDataFlavor, + bool* _retval) override; + MOZ_CAN_RUN_SCRIPT NS_IMETHOD EndDragSession(bool aDoneDrag, + uint32_t aKeyModifiers) override; + NS_IMETHOD UpdateDragImage(nsINode* aImage, int32_t aImageX, + int32_t aImageY) override; + + // native impl. + NS_IMETHOD SetIDataObject(IDataObject* aDataObj); + MOZ_CAN_RUN_SCRIPT nsresult StartInvokingDragSession(IDataObject* aDataObj, + uint32_t aActionType); + + // A drop occurred within the application vs. outside of it. + void SetDroppedLocal(); + + IDataObject* GetDataObject() { return mDataObject; } + + protected: + nsDataObjCollection* GetDataObjCollection(IDataObject* aDataObj); + + // determine if we have a single data object or one of our private + // collections + bool IsCollectionObject(IDataObject* inDataObj); + + // Create a bitmap for drag operations + bool CreateDragImage(nsINode* aDOMNode, + const mozilla::Maybe<mozilla::CSSIntRegion>& aRegion, + SHDRAGIMAGE* psdi); + + IDataObject* mDataObject; + bool mSentLocalDropEvent; +}; + +#endif // nsDragService_h__ |