vlc/modules/gui/qt4/qt4.hpp

/*****************************************************************************
 * qt4.hpp : QT4 interface
 ****************************************************************************
 * Copyright (C) 2006-2007 the VideoLAN team
 * $Id$
 *
 * Authors: Clément Stenac <zorglub@videolan.org>
 *          Jean-Baptiste Kempf <jb@videolan.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef _QVLC_H_
#define _QVLC_H_

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <vlc_common.h>
#include <vlc_interface.h>
#include <vlc_playlist.h>

#include <QEvent>

#define HAS_QT43 ( QT_VERSION >= 0x040300 )

enum {
    QT_NORMAL_MODE = 0,
    QT_ALWAYS_VIDEO_MODE,
    QT_MINIMAL_MODE
};

enum {
    DialogEventType = 0,
    IMEventType     = 100,
    PLEventType     = 200
};

enum {
    DialogEvent_Type = QEvent::User + DialogEventType + 1,
    //PLUndockEvent_Type = QEvent::User + DialogEventType + 2;
    //PLDockEvent_Type = QEvent::User + DialogEventType + 3;
    SetVideoOnTopEvent_Type = QEvent::User + DialogEventType + 4,
};

class QApplication;
class QMenu;
class MainInterface;
class DialogsProvider;
class VideoWidget;
class QSettings;


#if defined(Q_WS_WIN)
#include <QApplication>

class WinQtApp : public QApplication
{
public:
    WinQtApp ( int & argc, char ** argv, bool GUIenabled ) : QApplication( argc, argv, GUIenabled ) {}
    ~WinQtApp() {}
protected:
    bool winEventFilter(MSG *msg, long *result);
};
#endif /* Q_WS_WIN */

struct intf_sys_t
{
    QApplication *p_app;
    MainInterface *p_mi;

    QSettings *mainSettings;

    bool b_isDialogProvider;

    playlist_t *p_playlist;

    VideoWidget *p_video;

    const char *psz_filepath;
    QMenu * p_popup_menu;
};

#define THEPL p_intf->p_sys->p_playlist
#define QPL_LOCK vlc_object_lock( THEPL );
#define QPL_UNLOCK vlc_object_unlock( THEPL );

#define THEDP DialogsProvider::getInstance()
#define THEMIM MainInputManager::getInstance( p_intf )

#define qfu( i ) QString::fromUtf8( i )
#define qtr( i ) QString::fromUtf8( _(i) )
#define qtu( i ) (i).toUtf8().data()
#define qta( i ) (i).toAscii().data()

#define CONNECT( a, b, c, d ) connect( a, SIGNAL( b ), c, SLOT(d) )
#define BUTTONACT( b, a ) connect( b, SIGNAL( clicked() ), this, SLOT(a) )

#define BUTTON_SET( button, text, tooltip )  \
    button->setText( text );                 \
    button->setToolTip( tooltip );

#define BUTTON_SET_ACT( button, text, tooltip, thisslot ) \
    BUTTON_SET( button, text, tooltip );                  \
    BUTTONACT( button, thisslot );

#define BUTTON_SET_IMG( button, text, image, tooltip )    \
    BUTTON_SET( button, text, tooltip );                  \
    button->setIcon( QIcon( ":/"#image ) );

#define BUTTON_SET_ACT_I( button, text, image, tooltip, thisslot ) \
    BUTTON_SET_IMG( button, text, image, tooltip );                \
    BUTTONACT( button, thisslot );

#define VISIBLE(i) (i && i->isVisible())

#define TOGGLEV( x ) { if( x->isVisible() ) x->hide();          \
            else  x->show(); }

#if HAS_QT43
    #define setLayoutMargins( a, b, c, d, e) setContentsMargins( a, b, c, d )
#else
    #define setLayoutMargins( a, b, c, d, e) setMargin( e )
#endif

#define getSettings() p_intf->p_sys->mainSettings


#include <QString>
/* Replace separators on Windows because Qt is always using / */
static inline QString toNativeSeparators( QString s )
{
#ifdef WIN32
    for (int i=0; i<(int)s.length(); i++)
    {
        if (s[i] == QLatin1Char('/'))
            s[i] = QLatin1Char('\\');
    }
#endif
    return s;
}

static inline QString removeTrailingSlash( QString s )
{
    if( ( s.length() > 1 ) && ( s[s.length()-1] == QLatin1Char( '/' ) ) )
        s.remove( s.length() - 1, 1 );
    return s;
}

#define toNativeSepNoSlash( a ) toNativeSeparators( removeTrailingSlash( a ) )

class DialogEvent : public QEvent
{
public:
    DialogEvent( int _i_dialog, int _i_arg, intf_dialog_args_t *_p_arg ) :
                 QEvent( (QEvent::Type)(DialogEvent_Type) )
    {
        i_dialog = _i_dialog;
        i_arg = _i_arg;
        p_arg = _p_arg;
    };
    virtual ~DialogEvent() {};

    int i_arg, i_dialog;
    intf_dialog_args_t *p_arg;
};

#endif