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0f0464a30e
#rnx #rb none #ROBOMERGE-OWNER: ryan.durand #ROBOMERGE-AUTHOR: ryan.durand #ROBOMERGE-SOURCE: CL 10869210 via CL 10869511 via CL 10869900 #ROBOMERGE-BOT: (v613-10869866) [CL 10870549 by ryan durand in Main branch]
100 lines
2.9 KiB
C++
100 lines
2.9 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#if WITH_CEF3 && !PLATFORM_LINUX
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#include "Layout/Geometry.h"
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#include "Widgets/SWindow.h"
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#if PLATFORM_WINDOWS
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#include "Windows/WindowsHWrapper.h"
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#include "Windows/AllowWindowsPlatformTypes.h"
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#include "Windows/AllowWindowsPlatformAtomics.h"
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#endif
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#pragma push_macro("OVERRIDE")
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#undef OVERRIDE // cef headers provide their own OVERRIDE macro
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THIRD_PARTY_INCLUDES_START
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#if PLATFORM_APPLE
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PRAGMA_DISABLE_DEPRECATION_WARNINGS
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#endif
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#include "include/cef_client.h"
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#if PLATFORM_APPLE
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PRAGMA_ENABLE_DEPRECATION_WARNINGS
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#endif
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THIRD_PARTY_INCLUDES_END
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#pragma pop_macro("OVERRIDE")
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#if PLATFORM_WINDOWS
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#include "Windows/HideWindowsPlatformAtomics.h"
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#include "Windows/HideWindowsPlatformTypes.h"
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#endif
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#include "GenericPlatform/ITextInputMethodSystem.h"
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#include "Layout/Geometry.h"
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class FCEFWebBrowserWindow;
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class FCEFImeHandler;
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class SWindow;
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class FCEFTextInputMethodContext : public ITextInputMethodContext
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{
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public:
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virtual ~FCEFTextInputMethodContext() {}
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static TSharedRef<FCEFTextInputMethodContext> Create(const TSharedRef<FCEFImeHandler>& InOwner);
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void AbortComposition();
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bool UpdateCachedGeometry(const FGeometry& AllottedGeometry);
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bool CEFCompositionRangeChanged(const CefRange& SelectionRange, const CefRenderHandler::RectList& CharacterBounds);
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private:
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void ResetComposition();
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public:
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// ITextInputMethodContext Interface
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virtual bool IsComposing() override;
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private:
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virtual bool IsReadOnly() override;
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virtual uint32 GetTextLength() override;
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virtual void GetSelectionRange(uint32& BeginIndex, uint32& Length, ECaretPosition& CaretPosition) override;
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virtual void SetSelectionRange(const uint32 BeginIndex, const uint32 Length, const ECaretPosition CaretPosition) override;
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virtual void GetTextInRange(const uint32 BeginIndex, const uint32 Length, FString& OutString) override;
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virtual void SetTextInRange(const uint32 BeginIndex, const uint32 Length, const FString& InString) override;
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virtual int32 GetCharacterIndexFromPoint(const FVector2D& Point) override;
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virtual bool GetTextBounds(const uint32 BeginIndex, const uint32 Length, FVector2D& Position, FVector2D& Size) override;
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virtual void GetScreenBounds(FVector2D& Position, FVector2D& Size) override;
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virtual TSharedPtr<FGenericWindow> GetWindow() override;
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virtual void BeginComposition() override;
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virtual void UpdateCompositionRange(const int32 InBeginIndex, const uint32 InLength) override;
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virtual void EndComposition() override;
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private:
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FCEFTextInputMethodContext(const TSharedRef<FCEFImeHandler>& InOwner);
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TSharedRef<FCEFImeHandler> Owner;
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TWeakPtr<SWindow> CachedSlateWindow;
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FGeometry CachedGeometry;
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bool bIsComposing;
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int32 CompositionBeginIndex;
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uint32 CompositionLength;
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uint32 SelectionRangeBeginIndex;
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uint32 SelectionRangeLength;
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ECaretPosition SelectionCaretPosition;
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std::vector<CefRect> CefCompositionBounds;
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FString CompositionString;
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};
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#endif
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