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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 TSFEmptyTextStore_h
#define TSFEmptyTextStore_h
#include "nsIWidget.h"
#include "nsWindow.h"
#include "TSFTextStoreBase.h"
#include "TSFUtils.h"
#include "WinUtils.h"
#include "WritingModes.h"
#include "mozilla/RefPtr.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/TextEventDispatcher.h"
#include "mozilla/TextEvents.h"
#include "mozilla/TextRange.h"
#include "mozilla/widget/IMEData.h"
#include <msctf.h>
#include <textstor.h>
struct ITfThreadMgr;
struct ITfDocumentMgr;
struct ITfDisplayAttributeMgr;
struct ITfCategoryMgr;
class nsWindow;
namespace mozilla::widget {
class TSFEmptyTextStore final : public TSFTextStoreBase {
friend class TSFStaticSink;
public: /*IUnknown*/
STDMETHODIMP QueryInterface(REFIID, void**);
NS_INLINE_DECL_IUNKNOWN_ADDREF_RELEASE(TSFEmptyTextStore);
public: /*ITextStoreACP*/
STDMETHODIMP QueryInsert(LONG, LONG, ULONG, LONG*, LONG*);
STDMETHODIMP GetSelection(ULONG, ULONG, TS_SELECTION_ACP*, ULONG*);
STDMETHODIMP SetSelection(ULONG, const TS_SELECTION_ACP*);
STDMETHODIMP GetText(LONG, LONG, WCHAR*, ULONG, ULONG*, TS_RUNINFO*, ULONG,
ULONG*, LONG*);
STDMETHODIMP SetText(DWORD, LONG, LONG, const WCHAR*, ULONG, TS_TEXTCHANGE*);
STDMETHODIMP RequestSupportedAttrs(DWORD, ULONG, const TS_ATTRID*);
STDMETHODIMP RequestAttrsAtPosition(LONG, ULONG, const TS_ATTRID*, DWORD);
STDMETHODIMP RetrieveRequestedAttrs(ULONG, TS_ATTRVAL*, ULONG*);
STDMETHODIMP GetEndACP(LONG*);
STDMETHODIMP GetACPFromPoint(TsViewCookie, const POINT*, DWORD, LONG*);
STDMETHODIMP GetTextExt(TsViewCookie, LONG, LONG, RECT*, BOOL*);
STDMETHODIMP InsertTextAtSelection(DWORD, const WCHAR*, ULONG, LONG*, LONG*,
TS_TEXTCHANGE*);
public:
[[nodiscard]] IMENotificationRequests GetIMENotificationRequests()
const final;
void Destroy() final;
[[nodiscard]] static Result<RefPtr<TSFEmptyTextStore>, nsresult>
CreateAndSetFocus(nsWindow* aFocusedWindow, const InputContext& aContext);
nsresult SetFocusAndUpdateDocumentURLAndBrowsingMode(
nsWindow* aFocusedWindow, const InputContext& aContext);
protected:
TSFEmptyTextStore();
virtual ~TSFEmptyTextStore();
bool Init(nsWindow* aWidget, const InputContext& aContext);
void ReleaseTSFObjects();
nsresult SetFocus(nsWindow* aFocusedWindow, const InputContext& aContext);
// This is called immediately after a call of OnLockGranted() of mSink.
// Note that mLock isn't cleared yet when this is called.
void DidLockGranted() final {
mDeferNotifyingTSF = mDeferNotifyingTSFUntilNextUpdate = false;
}
};
} // namespace mozilla::widget
#endif // #ifndef TSFEmptyTextStore_h
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