Support for XISF
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Vendored
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// ____ ______ __
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// / __ \ / ____// /
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// / /_/ // / / /
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// / ____// /___ / /___ PixInsight Class Library
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// /_/ \____//_____/ PCL 2.4.23
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// ----------------------------------------------------------------------------
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// pcl/Edit.h - Released 2022-03-12T18:59:29Z
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// ----------------------------------------------------------------------------
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// This file is part of the PixInsight Class Library (PCL).
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// PCL is a multiplatform C++ framework for development of PixInsight modules.
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//
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// Copyright (c) 2003-2022 Pleiades Astrophoto S.L. All Rights Reserved.
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//
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// Redistribution and use in both source and binary forms, with or without
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// modification, is permitted provided that the following conditions are met:
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//
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// 1. All redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// 2. All redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the names "PixInsight" and "Pleiades Astrophoto", nor the names
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// of their contributors, may be used to endorse or promote products derived
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// from this software without specific prior written permission. For written
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// permission, please contact info@pixinsight.com.
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//
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// 4. All products derived from this software, in any form whatsoever, must
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// reproduce the following acknowledgment in the end-user documentation
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// and/or other materials provided with the product:
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//
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// "This product is based on software from the PixInsight project, developed
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// by Pleiades Astrophoto and its contributors (https://pixinsight.com/)."
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//
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// Alternatively, if that is where third-party acknowledgments normally
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// appear, this acknowledgment must be reproduced in the product itself.
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//
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// THIS SOFTWARE IS PROVIDED BY PLEIADES ASTROPHOTO AND ITS CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL PLEIADES ASTROPHOTO OR ITS
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, BUSINESS
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// INTERRUPTION; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; AND LOSS OF USE,
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// DATA OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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// ----------------------------------------------------------------------------
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#ifndef __PCL_Edit_h
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#define __PCL_Edit_h
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/// \file pcl/Edit.h
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#ifndef __PCL_BUILDING_PIXINSIGHT_APPLICATION
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#include <pcl/Defs.h>
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#include <pcl/AutoPointer.h>
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#include <pcl/Frame.h>
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namespace pcl
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{
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// ----------------------------------------------------------------------------
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/*!
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* \class Edit
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* \brief Client-side interface to a PixInsight %Edit control
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*
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* %Edit controls are single-line plain text edit controls.
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*/
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class PCL_CLASS Edit : public Frame
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{
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public:
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/*!
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* Constructs an %Edit object with the specified \a text, as a child control
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* of \a parent.
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*/
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Edit( const String& text = String(), Control& parent = Control::Null() );
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/*!
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* Destroys an %Edit control.
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*/
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virtual ~Edit()
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{
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}
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/*!
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* Returns the current edit text.
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*/
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String Text() const;
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/*!
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* Sets the current button text.
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*/
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void SetText( const String& );
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/*!
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* Removes all the text in this %edit control.
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*/
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void Clear()
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{
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SetText( String() );
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}
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/*!
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* Returns true iff this %Edit control is in read-only mode.
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*/
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bool IsReadOnly() const;
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/*!
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* Enables or disables the read-only mode for this %Edit control.
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*/
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void SetReadOnly( bool = true );
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/*!
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* Disables or enables the read-only mode for this %Edit control.
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*
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* This is a convenience member function, equivalent to:
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* SetReadOnly( !rw )
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*/
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void SetReadWrite( bool rw = true )
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{
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SetReadOnly( !rw );
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}
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/*!
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* Returns true iff the text in this %Edit control has been modified.
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*/
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bool IsModified() const;
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/*!
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* Sets or clears the modified status for this %Edit control.
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*/
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void SetModified( bool = true );
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/*!
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* Clears or sets the modified status for this %Edit control.
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*
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* This is a convenience member function, equivalent to:
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* SetModified( !clear )
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*/
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void ClearModified( bool clear = true )
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{
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SetModified( !clear );
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}
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/*!
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* Returns true iff this %Edit control is in <em>password display mode</em>.
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*
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* In password mode, the text in an edit control is always displayed as a
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* sequence of asterisks. This does not affect the actual text; the password
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* mode only changes the way characters are displayed.
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*
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* \sa EnablePasswordMode(), DisablePasswordMode()
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*/
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bool IsPasswordMode() const;
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/*!
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* Enables the password display mode for this %Edit control.
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*
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* \sa IsPasswordMode(), DisablePasswordMode()
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*/
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void EnablePasswordMode( bool = true );
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/*!
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* Disables the password display mode for this %Edit control.
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*
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* This is a convenience member function, equivalent to:
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* EnablePasswordMode( !disable )
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*
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* \sa IsPasswordMode(), EnablePasswordMode()
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*/
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void DisablePasswordMode( bool disable = true )
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{
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EnablePasswordMode( !disable );
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}
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/*!
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* Returns the maximum allowed length for the text in this %Edit control.
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*/
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int MaxLength() const;
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/*!
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* Sets the maximum allowed length for the text in this %Edit control.
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*
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* The default length limit is \c int_max, which in practice represents no
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* length limit.
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*/
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void SetMaxLength( int );
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/*!
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* Enables unlimited length for the text in this %Edit control.
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*
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* This is a convenience member function, equivalent to:
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* SetMaxLength( int_max )
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*/
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void SetUnlimitedLength()
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{
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SetMaxLength( int_max );
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}
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/*!
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* Selects all the text in this %edit control.
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*/
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void SelectAll( bool = true );
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/*!
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* Clears the existing selection, if any, in this %edit control.
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*
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* \note This member function does not delete the selected text; it only
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* removes the selection.
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*/
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void Unselect( bool unsel = true )
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{
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SelectAll( !unsel );
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}
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/*!
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* Gets the limits of the current selection in this %Edit control.
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*
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* \param[out] selStart The index of the first selected character.
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* \param[out] selEnd The index of the last selected character plus one.
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*
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* When \a selStart is equal to \a selEnd, there is no selection in this
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* edit control.
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*/
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void GetSelection( int& selStart, int& selEnd ) const;
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/*!
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* Sets the limits of the current selection in this %Edit control.
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*
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* \param selStart The index of the first selected character.
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* \param selEnd The index of the last selected character plus one.
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*
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* When \a selStart is equal to \a selEnd, there is no selection in this
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* edit control.
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*/
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void SetSelection( int selStart, int selEnd );
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/*!
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* Returns true iff there are one or more selected characters in this %Edit
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* control.
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*/
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bool HasSelection() const
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{
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int s0, s1;
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GetSelection( s0, s1 );
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return s0 != s1;
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}
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/*!
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* Returns the currently selected text, or an empty string if there is no
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* selection in this %Edit control.
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*/
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String SelectedText() const;
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/*!
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* Returns the current caret position in this %Edit control.
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*/
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int CaretPosition() const;
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/*!
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* Sets the current caret position in this %Edit control.
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*/
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void SetCaretPosition( int );
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/*!
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* Moves the caret to the beginning of the text line in this %Edit control.
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*/
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void Home()
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{
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SetCaretPosition( 0 );
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}
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/*!
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* Moves the caret to the end of the text line in this %Edit control.
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*/
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void End()
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{
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SetCaretPosition( int_max );
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}
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/*!
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* Returns true iff the text in this %Edit control is right-aligned.
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*/
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bool IsRightAligned() const;
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/*!
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* Returns true iff the text in this %Edit control is left-aligned.
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*/
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bool IsLeftAligned() const
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{
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return !IsRightAligned();
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}
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/*!
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* Enables or disables right-alignment for the text in this %edit control.
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*/
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void SetRightAlignment( bool right = true );
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/*!
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* Disables or enables right-alignment for the text in this %edit control.
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*
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* This is a convenience member function, equivalent to:
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* SetRightAlignment( !left )
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*/
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void SetLeftAlignment( bool left = true )
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{
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SetRightAlignment( !left );
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}
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// -------------------------------------------------------------------------
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// Event handlers
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//
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// void OnEditCompleted( Edit& sender );
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// void OnReturnPressed( Edit& sender );
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// void OnTextUpdated( Edit& sender, const String& text );
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// void OnCaretPositionUpdated( Edit& sender, int oldPos, int newPos );
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// void OnSelectionUpdated( Edit& sender, int newStart, int newEnd );
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/*! #
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*/
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typedef void (Control::*edit_event_handler)( Edit& sender );
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/*! #
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*/
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typedef void (Control::*text_event_handler)( Edit& sender, const String& );
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/*! #
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*/
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typedef void (Control::*caret_event_handler)( Edit& sender, int oldPos, int newPos );
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/*! #
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*/
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typedef void (Control::*selection_event_handler)( Edit& sender, int newStart, int newEnd );
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/*! #
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*/
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void OnEditCompleted( edit_event_handler, Control& );
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/*! #
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*/
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void OnReturnPressed( edit_event_handler, Control& );
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/*! #
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*/
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void OnTextUpdated( text_event_handler, Control& );
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/*! #
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*/
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void OnCaretPositionUpdated( caret_event_handler, Control& );
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/*! #
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*/
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void OnSelectionUpdated( selection_event_handler, Control& );
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private:
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struct EventHandlers
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{
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edit_event_handler onEditCompleted = nullptr;
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edit_event_handler onReturnPressed = nullptr;
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text_event_handler onTextUpdated = nullptr;
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caret_event_handler onCaretPositionUpdated = nullptr;
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selection_event_handler onSelectionUpdated = nullptr;
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EventHandlers() = default;
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EventHandlers( const EventHandlers& ) = default;
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EventHandlers& operator =( const EventHandlers& ) = default;
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};
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AutoPointer<EventHandlers> m_handlers;
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friend class EditEventDispatcher;
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};
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// ----------------------------------------------------------------------------
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} // pcl
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#endif // __PCL_BUILDING_PIXINSIGHT_APPLICATION
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#endif // __PCL_Edit_h
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// ----------------------------------------------------------------------------
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// EOF pcl/Edit.h - Released 2022-03-12T18:59:29Z
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