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78 lines
3.9 KiB
C++
78 lines
3.9 KiB
C++
/**************************************************************************/
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/* drop_target_windows.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef DROP_TARGET_WINDOWS_H
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#define DROP_TARGET_WINDOWS_H
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#include "display_server_windows.h"
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#include <shlobj.h>
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// Silence warning due to a COM API weirdness.
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#if defined(__GNUC__) && !defined(__clang__)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wnon-virtual-dtor"
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#endif
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// https://learn.microsoft.com/en-us/windows/win32/api/ole2/nf-ole2-dodragdrop#remarks
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class DropTargetWindows : public IDropTarget {
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LONG ref_count;
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DisplayServerWindows::WindowData *window_data = nullptr;
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CLIPFORMAT cf_filedescriptor = 0;
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CLIPFORMAT cf_filecontents = 0;
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String tmp_path;
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bool is_valid_filedescriptor();
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HRESULT handle_hdrop_format(Vector<String> *p_files, IDataObject *pDataObj);
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HRESULT handle_filedescriptor_format(Vector<String> *p_files, IDataObject *pDataObj);
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HRESULT save_as_file(const String &p_out_dir, FILEDESCRIPTORW *p_file_desc, IDataObject *pDataObj, int p_file_idx);
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public:
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DropTargetWindows(DisplayServerWindows::WindowData *p_window_data);
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virtual ~DropTargetWindows() {}
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// IUnknown
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HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObject) override;
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ULONG STDMETHODCALLTYPE AddRef() override;
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ULONG STDMETHODCALLTYPE Release() override;
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// IDropTarget
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HRESULT STDMETHODCALLTYPE DragEnter(IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect) override;
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HRESULT STDMETHODCALLTYPE DragOver(DWORD grfKeyState, POINTL pt, DWORD *pdwEffect) override;
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HRESULT STDMETHODCALLTYPE DragLeave() override;
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HRESULT STDMETHODCALLTYPE Drop(IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect) override;
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};
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#if defined(__GNUC__) && !defined(__clang__)
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#pragma GCC diagnostic pop
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#endif
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#endif // DROP_TARGET_WINDOWS_H
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