YQDialog.h

/*
  Copyright (C) 2000-2012 Novell, Inc
  This library is free software; you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as
  published by the Free Software Foundation; either version 2.1 of the
  License, or (at your option) version 3.0 of the License. This library
  is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
  License for more details. You should have received a copy of the GNU
  Lesser General Public License along with this library; if not, write
  to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
  Floor, Boston, MA 02110-1301 USA
*/


/*-/

  File:       YQDialog.h

  Author:     Stefan Hundhammer <shundhammer@suse.de>

/-*/


#ifndef YQDialog_h
#define YQDialog_h

#include <QFrame>
#include <QEvent>
#include <QWidget>
#include <QPalette>
#include <yui/YDialog.h>

class YQGenericButton;
class YQWizard;
class QEventLoop;
class QTimer;
class QY2StyleEditor;


class YQDialog : public QWidget, public YDialog
{
    Q_OBJECT

public:
    YQDialog( YDialogType   dialogType,
          YDialogColorMode  colorMode = YDialogNormalColor );

protected:

    virtual ~YQDialog();

public:
    void closeEvent( QCloseEvent * ev );

    virtual void setEnabled( bool enabled );

    virtual int preferredWidth();

    virtual int preferredHeight();

    virtual void setSize( int newWidth, int newHeight );

    YQGenericButton * findDefaultButton();

    bool userResized() { return _userResized; }

    YQGenericButton * focusButton() const { return _focusButton; }

    YQGenericButton * defaultButton() const { return _defaultButton; }

    void losingFocus( YQGenericButton * button );

    void gettingFocus( YQGenericButton * button );

    void setDefaultButton( YPushButton * newDefaultButton );

    void ensureOnlyOneDefaultButton();

    bool activateDefaultButton( bool warn = true );

    YQWizard * findWizard() const;

    YQGenericButton * wizardDefaultButton( YQWizard * wizard ) const;

    virtual void highlight( YWidget * child );

    static void center( QWidget * dialog, QWidget * parent = 0 );

    QEventLoop * eventLoop() { return _eventLoop; }


protected slots:

    void waitForEventTimeout();


protected:

    static QWidget * chooseParent( YDialogType dialogType );

    YQGenericButton * findDefaultButton( YWidgetListConstIterator begin,
                     YWidgetListConstIterator end ) const;

    YQWizard * findWizard( YWidgetListConstIterator begin,
               YWidgetListConstIterator end ) const;

    YQWizard * ensureOnlyOneDefaultButton( YWidgetListConstIterator begin,
                       YWidgetListConstIterator end );

    virtual void openInternal();

    virtual YEvent * waitForEventInternal( int timeout_millisec );

    virtual YEvent * pollEventInternal();

    virtual void activate();

    virtual void keyPressEvent  ( QKeyEvent * event );
    virtual void focusInEvent   ( QFocusEvent   * event );
    virtual void resizeEvent    ( QResizeEvent  * event );


    //
    // Data members
    //

    bool        _userResized;
    QSize       _userSize;

    YQGenericButton *   _focusButton;
    YQGenericButton *   _defaultButton;

    QTimer *        _waitForEventTimer;
    QEventLoop *    _eventLoop;
    YWidget *       _highlightedChild;
    QPalette        _preHighlightPalette;
    bool        _preHighlightAutoFill;
    QY2StyleEditor*     _styleEditor;

};


#endif // YQDialog_h