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/* -*- 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 .
*/
#ifndef INCLUDED_SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
#define INCLUDED_SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
#include <com/sun/star/awt/VisualEffect.hpp>
#include <com/sun/star/awt/FontUnderline.hpp>
#include <com/sun/star/awt/XControl.hpp>
#include <com/sun/star/awt/XVclWindowPeer.hpp>
#include <comphelper/stl_types.hxx>
#include <o3tl/typed_flags_set.hxx>
#include <tools/color.hxx>
#include <set>
namespace com { namespace sun { namespace star { namespace form { namespace validation {
class XValidatableFormComponent;
} } } } }
enum class ControlStatus {
NONE = 0x00,
Focused = 0x01,
MouseHover = 0x02,
Invalid = 0x04
};
namespace o3tl {
template<> struct typed_flags<ControlStatus> : is_typed_flags<ControlStatus, 0x07> {};
}
namespace svxform
{
struct BorderDescriptor
{
sal_Int16 nBorderType;
Color nBorderColor;
BorderDescriptor()
:nBorderType( css::awt::VisualEffect::FLAT )
{
}
};
struct UnderlineDescriptor
{
sal_Int16 nUnderlineType;
Color nUnderlineColor;
UnderlineDescriptor()
:nUnderlineType( css::awt::FontUnderline::NONE )
{
}
UnderlineDescriptor( sal_Int16 _nUnderlineType, Color _nUnderlineColor )
:nUnderlineType( _nUnderlineType )
,nUnderlineColor( _nUnderlineColor )
{
}
};
struct ControlData : public BorderDescriptor, UnderlineDescriptor
{
css::uno::Reference< css::awt::XControl > xControl;
OUString sOriginalHelpText;
ControlData() : BorderDescriptor() { }
ControlData( const css::uno::Reference< css::awt::XControl >& _rxControl )
:xControl( _rxControl )
{
}
};
//= ControlBorderManager
/** manages the dynamic border color for form controls
Used by the <type>FormController</type>, this class manages the dynamic changes in the
border color of form controls. For this a set of events have to be forwarded to the manager
instance, which then will switch the border color depending on the mouse and focus status
of the controls.
*/
class ControlBorderManager
{
private:
struct ControlDataCompare
{
bool operator()( const ControlData& _rLHS, const ControlData& _rRHS ) const
{
return _rLHS.xControl.get() < _rRHS.xControl.get();
}
};
typedef ::std::set< ControlData, ControlDataCompare > ControlBag;
typedef ::std::set< css::uno::Reference< css::awt::XVclWindowPeer >,
::comphelper::OInterfaceCompare< css::awt::XVclWindowPeer > > PeerBag;
PeerBag m_aColorableControls;
PeerBag m_aNonColorableControls;
ControlData m_aFocusControl;
ControlData m_aMouseHoverControl;
ControlBag m_aInvalidControls;
// attributes
Color m_nFocusColor;
Color m_nMouseHoveColor;
Color m_nInvalidColor;
bool m_bDynamicBorderColors;
public:
ControlBorderManager();
~ControlBorderManager();
public:
void focusGained( const css::uno::Reference< css::uno::XInterface >& _rxControl );
void focusLost( const css::uno::Reference< css::uno::XInterface >& _rxControl );
void mouseEntered( const css::uno::Reference< css::uno::XInterface >& _rxControl );
void mouseExited( const css::uno::Reference< css::uno::XInterface >& _rxControl );
void validityChanged(
const css::uno::Reference< css::awt::XControl >& _rxControl,
const css::uno::Reference< css::form::validation::XValidatableFormComponent >& _rxValidatable
);
/// enables dynamic border color for the controls
void enableDynamicBorderColor( );
/// disables dynamic border color for the controls
void disableDynamicBorderColor( );
/** sets a color to be used for a given status
@param _nStatus
the status which the color should be applied for. Must not be ControlStatus::NONE
@param _nColor
the color to apply for the given status
*/
void setStatusColor( ControlStatus _nStatus, Color _nColor );
/** restores all colors of all controls where we possibly changed them
*/
void restoreAll();
private:
/** called when a control got one of the two possible statuses (focused, and hovered with the mouse)
@param _rxControl
the control which gained the status
@param _rControlData
the control's status data, as a reference to our respective member
*/
void controlStatusGained(
const css::uno::Reference< css::uno::XInterface >& _rxControl,
ControlData& _rControlData
);
/** called when a control lost one of the two possible statuses (focused, and hovered with the mouse)
@param _rxControl
the control which lost the status
@param _rControlData
the control's status data, as a reference to our respective member
*/
void controlStatusLost( const css::uno::Reference< css::uno::XInterface >& _rxControl, ControlData& _rControlData );
/** determines whether the border of a given peer can be colored
@param _rxPeer
the peer to examine. Must not be <NULL/>
*/
bool canColorBorder( const css::uno::Reference< css::awt::XVclWindowPeer >& _rxPeer );
/** determines the status of the given control
*/
ControlStatus getControlStatus( const css::uno::Reference< css::awt::XControl >& _rxControl );
/** retrieves the color associated with a given ControlStatus
@param _eStatus
the status of the control. Must not be <member>ControlStatus::none</member>
*/
Color getControlColorByStatus( ControlStatus _eStatus );
/** sets the border color for a given control, depending on its status
@param _rxControl
the control to set the border color for. Must not be <NULL/>
@param _rxPeer
the peer of the control, to be passed herein for optimization the caller usually needs it, anyway).
Must not be <NULL/>
@param _rFallback
the color/type to use when the control has the status ControlStatus::NONE
*/
void updateBorderStyle(
const css::uno::Reference< css::awt::XControl >& _rxControl,
const css::uno::Reference< css::awt::XVclWindowPeer >& _rxPeer,
const BorderDescriptor& _rFallback
);
/** determines the to-be-remembered original border color and type for a control
The method also takes into account that the control may currently have an overwritten
border style
@param _rxControl
the control to examine. Must not be <NULL/>, and have a non-<NULL/> peer
*/
void determineOriginalBorderStyle(
const css::uno::Reference< css::awt::XControl >& _rxControl,
BorderDescriptor& _rData
) const;
};
}
#endif // INCLUDED_SVX_SOURCE_INC_FMCONTROLBORDERMANAGER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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