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Diffstat (limited to 'forms/source/richtext/richtextvclcontrol.hxx')
-rw-r--r-- | forms/source/richtext/richtextvclcontrol.hxx | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/forms/source/richtext/richtextvclcontrol.hxx b/forms/source/richtext/richtextvclcontrol.hxx new file mode 100644 index 000000000..92d0c047d --- /dev/null +++ b/forms/source/richtext/richtextvclcontrol.hxx @@ -0,0 +1,122 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ +#pragma once + +#include <vcl/ctrl.hxx> +#include "rtattributes.hxx" +#include "textattributelistener.hxx" +#include <memory> + +class EditView; +class EditEngine; +class SfxItemSet; + +namespace frm +{ + + class RichTextControlImpl; + class RichTextEngine; + + class RichTextControl : public Control, public IMultiAttributeDispatcher + { + private: + std::unique_ptr<RichTextControlImpl> m_pImpl; + + public: + RichTextControl( + RichTextEngine* _pEngine, + vcl::Window* _pParent, + WinBits _nStyle, + ITextAttributeListener* _pTextAttribListener, + ITextSelectionListener* _pSelectionListener + ); + + virtual ~RichTextControl( ) override; + virtual void dispose() override; + + /* enables the change notifications for a particular attribute + + If you want to be notified of any changes in the state of an attribute, you need to call enableAttributeNotification. + + If you provide a dedicated listener for this attribute, this listener is called for every change in the state of + the attribute. + + No matter whether you provide such a dedicated listener, the "global" listener which you specified + in the constructor of the control is also called for all changes in the attribute state. + + If you previously already enabled the notification for this attribute, and specified a different listener, + then the previous listener will be replaced with the new listener, provided the latter is not <NULL/>. + */ + void enableAttributeNotification( AttributeId _nAttributeId, ITextAttributeListener* _pListener ); + + /** disables the change notifications for a particular attribute + + If there was a listener dedicated to this attribute, it will not be referenced and used anymore + after this method had been called + */ + void disableAttributeNotification( AttributeId _nAttributeId ); + + /** determines whether a given slot can be mapped to an aspect of an attribute of the EditEngine + + E.g. SID_ATTR_PARA_ADJUST_LEFT can, though it's not part of the EditEngine pool, be mapped + to the SID_ATTR_PARA_ADJUST slot, which in fact *is* usable with the EditEngine. + */ + static bool isMappableSlot( SfxSlotId _nSlotId ); + + // IMultiAttributeDispatcher + virtual AttributeState getState( AttributeId _nAttributeId ) const override; + virtual void executeAttribute( AttributeId _nAttributeId, const SfxPoolItem* _pArgument ) override; + + void SetBackgroundColor( ); + void SetBackgroundColor( const Color& _rColor ); + + void SetReadOnly( bool _bReadOnly ); + bool IsReadOnly() const; + + void SetHideInactiveSelection( bool _bHide ); + bool GetHideInactiveSelection() const; + + const EditView& getView() const; + EditView& getView(); + + // Window overridables + virtual void Draw( OutputDevice* _pDev, const Point& _rPos, SystemTextColorFlags _nFlags ) override; + + protected: + // Window overridables + virtual void Resize() override; + virtual void GetFocus() override; + virtual void StateChanged( StateChangedType nStateChange ) override; + virtual bool PreNotify( NotifyEvent& _rNEvt ) override; + virtual bool EventNotify( NotifyEvent& _rNEvt ) override; + + private: + void applyAttributes( const SfxItemSet& _rAttributesToApply ); + void implInit( RichTextEngine* _pEngine, ITextAttributeListener* _pTextAttribListener, ITextSelectionListener* _pSelectionListener ); + static WinBits implInitStyle( WinBits nStyle ); + + private: + EditEngine& getEngine() const; + }; + + +} // namespace frm + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |