259 lines
11 KiB
C++
259 lines
11 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
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#define SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
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#include <com/sun/star/awt/VisualEffect.hpp>
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#include <com/sun/star/awt/FontUnderline.hpp>
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#include <com/sun/star/awt/XControl.hpp>
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#include <com/sun/star/awt/XVclWindowPeer.hpp>
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#include <comphelper/stl_types.hxx>
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#include <set>
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namespace com { namespace sun { namespace star { namespace form { namespace validation {
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class XValidatableFormComponent;
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} } } } }
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//........................................................................
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namespace svxform
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{
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//........................................................................
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typedef sal_Int16 ControlStatus;
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#define CONTROL_STATUS_NONE 0x00
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#define CONTROL_STATUS_FOCUSED 0x01
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#define CONTROL_STATUS_MOUSE_HOVER 0x02
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#define CONTROL_STATUS_INVALID 0x04
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//====================================================================
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//= BorderDescriptor
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//====================================================================
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struct BorderDescriptor
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{
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sal_Int16 nBorderType;
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sal_Int32 nBorderColor;
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BorderDescriptor()
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:nBorderType( ::com::sun::star::awt::VisualEffect::FLAT )
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,nBorderColor( 0x00000000 )
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{
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}
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inline void clear()
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{
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nBorderType = ::com::sun::star::awt::VisualEffect::FLAT;
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nBorderColor = 0x00000000;
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}
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};
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//====================================================================
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//= UnderlineDescriptor
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//====================================================================
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struct UnderlineDescriptor
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{
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sal_Int16 nUnderlineType;
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sal_Int32 nUnderlineColor;
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UnderlineDescriptor()
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:nUnderlineType( ::com::sun::star::awt::FontUnderline::NONE )
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,nUnderlineColor( 0x00000000 )
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{
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}
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UnderlineDescriptor( sal_Int16 _nUnderlineType, sal_Int32 _nUnderlineColor )
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:nUnderlineType( _nUnderlineType )
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,nUnderlineColor( _nUnderlineColor )
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{
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}
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inline void clear()
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{
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nUnderlineType = ::com::sun::star::awt::FontUnderline::NONE;
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nUnderlineColor = 0x00000000;
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}
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};
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//====================================================================
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//= ControlData
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//====================================================================
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struct ControlData : public BorderDescriptor, UnderlineDescriptor
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{
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::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl > xControl;
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::rtl::OUString sOriginalHelpText;
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ControlData() : BorderDescriptor() { }
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ControlData( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl >& _rxControl )
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:xControl( _rxControl )
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{
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}
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void clear()
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{
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BorderDescriptor::clear();
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UnderlineDescriptor::clear();
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xControl.clear();
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sOriginalHelpText = ::rtl::OUString();
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}
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};
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//====================================================================
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//= ControlBorderManager
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//====================================================================
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/** manages the dynamic border color for form controls
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Used by the <type>FormController</type>, this class manages the dynamic changes in the
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border color of form controls. For this a set of events have to be forwarded to the manager
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instance, which then will switch the border color depending on the mouse and focus status
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of the controls.
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*/
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class ControlBorderManager
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{
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private:
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struct ControlDataCompare : public ::std::binary_function< ControlData, ControlData, bool >
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{
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bool operator()( const ControlData& _rLHS, const ControlData& _rRHS ) const
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{
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return _rLHS.xControl.get() < _rRHS.xControl.get();
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}
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};
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typedef ::std::set< ControlData, ControlDataCompare > ControlBag;
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typedef ::com::sun::star::awt::XVclWindowPeer WindowPeer;
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typedef ::com::sun::star::uno::Reference< ::com::sun::star::awt::XVclWindowPeer > WindowPeerRef;
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typedef ::std::set< WindowPeerRef, ::comphelper::OInterfaceCompare< WindowPeer > > PeerBag;
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PeerBag m_aColorableControls;
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PeerBag m_aNonColorableControls;
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ControlData m_aFocusControl;
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ControlData m_aMouseHoverControl;
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ControlBag m_aInvalidControls;
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// ----------------
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// attributes
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sal_Int32 m_nFocusColor;
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sal_Int32 m_nMouseHoveColor;
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sal_Int32 m_nInvalidColor;
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bool m_bDynamicBorderColors;
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public:
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ControlBorderManager();
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~ControlBorderManager();
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public:
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void focusGained( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl ) SAL_THROW(());
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void focusLost( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl ) SAL_THROW(());
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void mouseEntered( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl ) SAL_THROW(());
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void mouseExited( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl ) SAL_THROW(());
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void validityChanged(
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const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl >& _rxControl,
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const ::com::sun::star::uno::Reference< ::com::sun::star::form::validation::XValidatableFormComponent >& _rxValidatable
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) SAL_THROW(());
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/// enables dynamic border color for the controls
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void enableDynamicBorderColor( );
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/// disables dynamic border color for the controls
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void disableDynamicBorderColor( );
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/** sets a color to be used for a given status
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@param _nStatus
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the status which the color should be applied for. Must not be CONTROL_STATUS_NONE
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@param _nColor
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the color to apply for the given status
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*/
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void setStatusColor( ControlStatus _nStatus, sal_Int32 _nColor );
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/** restores all colors of all controls where we possibly changed them
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*/
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void restoreAll();
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private:
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/** called when a control got one of the two possible stati (focused, and hovered with the mouse)
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@param _rxControl
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the control which gained the status
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@param _rControlData
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the control's status data, as a reference to our respective member
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*/
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void controlStatusGained(
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl,
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ControlData& _rControlData
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) SAL_THROW(());
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/** called when a control lost one of the two possible stati (focused, and hovered with the mouse)
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@param _rxControl
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the control which lost the status
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@param _rControlData
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the control's status data, as a reference to our respective member
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*/
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void controlStatusLost( const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _rxControl, ControlData& _rControlData ) SAL_THROW(());
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/** determines whether the border of a given peer can be colored
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@param _rxPeer
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the peer to examine. Must not be <NULL/>
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*/
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bool canColorBorder( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XVclWindowPeer >& _rxPeer );
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/** determines the status of the given control
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*/
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ControlStatus getControlStatus( const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl >& _rxControl ) SAL_THROW(());
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/** retrieves the color associated with a given ControlStatus
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@param _eStatus
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the status of the control. Must not be <member>ControlStatus::none</member>
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*/
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sal_Int32 getControlColorByStatus( ControlStatus _eStatus );
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/** sets the border color for a given control, depending on its status
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@param _rxControl
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the control to set the border color for. Must not be <NULL/>
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@param _rxPeer
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the peer of the control, to be passed herein for optimization the caller usually needs it, anyway).
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Must not be <NULL/>
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@param _rFallback
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the color/type to use when the control has the status CONTROL_STATUS_NONE
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*/
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void updateBorderStyle(
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const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl >& _rxControl,
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const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XVclWindowPeer >& _rxPeer,
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const BorderDescriptor& _rFallback
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) SAL_THROW(());
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/** determines the to-be-remembered original border color and type for a control
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The method also takes into account that the control may currently have an overwritten
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border style
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@param _rxControl
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the control to examine. Must not be <NULL/>, and have a non-<NULL/> peer
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*/
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void determineOriginalBorderStyle(
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const ::com::sun::star::uno::Reference< ::com::sun::star::awt::XControl >& _rxControl,
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BorderDescriptor& _rData
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) const;
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};
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//........................................................................
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} // namespace svxform
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//........................................................................
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#endif // SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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