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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:44:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:44:51 +0000
commit9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /widget/windows/nsDragService.h
parentInitial commit. (diff)
downloadthunderbird-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.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/widget/windows/nsDragService.h b/widget/windows/nsDragService.h
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+++ b/widget/windows/nsDragService.h
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+/* -*- 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__