interface_widgets.cpp 9.91 KB
Newer Older
1
/*****************************************************************************
2
 * interface_widgets.cpp : Custom widgets for the main interface
3
 ****************************************************************************
4 5
 * Copyright (C) 2006 the VideoLAN team
 * $Id$
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
 *
 * Authors: Clément Stenac <zorglub@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.
 *****************************************************************************/

zorglub's avatar
zorglub committed
24
#include "dialogs_provider.hpp"
25
#include "qt4.hpp"
26
#include "components/interface_widgets.hpp"
27
#include "main_interface.hpp"
28
#include "input_manager.hpp"
29

zorglub's avatar
zorglub committed
30
#include <vlc_vout.h>
31

zorglub's avatar
zorglub committed
32 33
#include <QLabel>
#include <QSpacerItem>
zorglub's avatar
zorglub committed
34
#include <QCursor>
zorglub's avatar
zorglub committed
35
#include <QPushButton>
36
#include <QHBoxLayout>
zorglub's avatar
zorglub committed
37
#include <QMenu>
Jean-Baptiste Kempf's avatar
Jean-Baptiste Kempf committed
38 39
#include <QPalette>
#include <QResizeEvent>
40

zorglub's avatar
zorglub committed
41 42
#define ICON_SIZE 128

43 44 45 46
/**********************************************************************
 * Video Widget. A simple frame on which video is drawn
 * This class handles resize issues
 **********************************************************************/
47 48 49 50 51
static void *DoRequest( intf_thread_t *, vout_thread_t *, int*,int*,
                        unsigned int *, unsigned int * );
static void DoRelease( intf_thread_t *, void * );
static int DoControl( intf_thread_t *, void *, int, va_list );

52
VideoWidget::VideoWidget( intf_thread_t *_p_i ) : QFrame( NULL ), p_intf( _p_i )
53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81
{
    vlc_mutex_init( p_intf, &lock );
    p_vout = NULL;

    setSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred );
}

VideoWidget::~VideoWidget()
{
    vlc_mutex_lock( &lock );
    if( p_vout )
    {
        if( !p_intf->psz_switch_intf )
        {
            if( vout_Control( p_vout, VOUT_CLOSE ) != VLC_SUCCESS )
                vout_Control( p_vout, VOUT_REPARENT );
        }
        else
        {
            if( vout_Control( p_vout, VOUT_REPARENT ) != VLC_SUCCESS )
                vout_Control( p_vout, VOUT_CLOSE );
        }
    }
    vlc_mutex_unlock( &lock );
    vlc_mutex_destroy( &lock );
}

QSize VideoWidget::sizeHint() const
{
82
    return widgetSize;
83 84
}

85
void *VideoWidget::request( vout_thread_t *p_nvout, int *pi_x, int *pi_y,
86 87 88 89 90 91 92 93
                           unsigned int *pi_width, unsigned int *pi_height )
{
    if( p_vout )
    {
        msg_Dbg( p_intf, "embedded video already in use" );
        return NULL;
    }
    p_vout = p_nvout;
94
    setMinimumSize( 0, 0 );
95
    return (void*)winId();
96 97
}

98
void VideoWidget::release( void *p_win )
99
{
100
    p_vout = NULL;
101
}
102 103 104 105 106 107 108
/**********************************************************************
 * Background Widget. Show a simple image background. Currently,
 * it's a static cone.
 **********************************************************************/
BackgroundWidget::BackgroundWidget( intf_thread_t *_p_i ) :
                                        QFrame( NULL ), p_intf( _p_i )
{
109

zorglub's avatar
zorglub committed
110
    setAutoFillBackground( true );
111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
    plt =  palette();
    plt.setColor( QPalette::Active, QPalette::Window , Qt::black );
    plt.setColor( QPalette::Inactive, QPalette::Window , Qt::black );
    setPalette( plt );

    backgroundLayout = new QHBoxLayout;
    label = new QLabel( "" );
    label->setMaximumHeight( ICON_SIZE );
    label->setMaximumWidth( ICON_SIZE );
    label->setScaledContents( true );
    label->setPixmap( QPixmap( ":/vlc128.png" ) );
    backgroundLayout = new QHBoxLayout;
    backgroundLayout->addWidget( label );
    setLayout( backgroundLayout );
}

zorglub's avatar
zorglub committed
127
BackgroundWidget::~BackgroundWidget()
128 129 130 131 132
{
    backgroundLayout->takeAt(0);
    delete backgroundLayout;
}

133 134 135 136 137
QSize BackgroundWidget::sizeHint() const
{
    return widgetSize;
}

138 139 140 141 142 143 144
void BackgroundWidget::resizeEvent( QResizeEvent *e )
{
    if( e->size().height() < ICON_SIZE -1 )
        label->setMaximumWidth( e->size().height() );
    else
        label->setMaximumWidth( ICON_SIZE );
}
145

zorglub's avatar
zorglub committed
146 147 148 149 150 151 152
/**********************************************************************
 * Visualization selector panel
 **********************************************************************/
VisualSelector::VisualSelector( intf_thread_t *_p_i ) :
                                                QFrame( NULL ), p_intf( _p_i )
{
    QHBoxLayout *layout = new QHBoxLayout( this );
153
    layout->setMargin( 0 );
zorglub's avatar
zorglub committed
154 155 156 157
    QPushButton *prevButton = new QPushButton( "Prev" );
    QPushButton *nextButton = new QPushButton( "Next");
    layout->addWidget( prevButton );
    layout->addWidget( nextButton );
zorglub's avatar
zorglub committed
158 159 160 161 162 163 164 165 166 167 168

    layout->addItem( new QSpacerItem( 40,20,
                              QSizePolicy::Expanding, QSizePolicy::Minimum) );
    layout->addWidget( new QLabel( qtr("Current visualization:") ) );

    current = new QLabel( qtr( "None" ) );
    layout->addWidget( current );

    BUTTONACT( prevButton, prev() );
    BUTTONACT( nextButton, next() );

zorglub's avatar
zorglub committed
169
    setLayout( layout );
170
    setMaximumHeight( 35 );
zorglub's avatar
zorglub committed
171 172 173 174 175 176
}

VisualSelector::~VisualSelector()
{
}

zorglub's avatar
zorglub committed
177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273
void VisualSelector::prev()
{
    char *psz_new = aout_VisualPrev( p_intf );
    if( psz_new )
    {
        current->setText( qfu( psz_new ) );
        free( psz_new );
    }
}

void VisualSelector::next()
{
    char *psz_new = aout_VisualNext( p_intf );
    if( psz_new )
    {
        current->setText( qfu( psz_new ) );
        free( psz_new );
    }
}

/**********************************************************************
 * More controls
 **********************************************************************/
ControlsWidget::ControlsWidget( intf_thread_t *_p_i ) :
                                           QFrame( NULL ), p_intf( _p_i )
{
    QHBoxLayout *layout = new QHBoxLayout( this );
    layout->setMargin( 0 );

    slowerButton = new QPushButton( "S" );
    BUTTON_SET_ACT( slowerButton, "S", qtr("Slower" ), slower() );
    layout->addWidget( slowerButton );
    slowerButton->setMaximumWidth( 35 );

    normalButton = new QPushButton( "N" );
    BUTTON_SET_ACT( normalButton, "N", qtr("Normal rate"), normal() );
    layout->addWidget( normalButton );
    normalButton->setMaximumWidth( 35 );

    fasterButton = new QPushButton( "F" );
    BUTTON_SET_ACT( fasterButton, "F", qtr("Faster" ), faster() );
    layout->addWidget( fasterButton );
    fasterButton->setMaximumWidth( 35 );

    layout->addItem( new QSpacerItem( 100,20,
                              QSizePolicy::Expanding, QSizePolicy::Minimum) );

    snapshotButton = new QPushButton( "S" );
    BUTTON_SET_ACT( snapshotButton, "S", qtr("Take a snapshot"), snapshot() );
    layout->addWidget( snapshotButton );
    snapshotButton->setMaximumWidth( 35 );

    fullscreenButton = new QPushButton( "F" );
    BUTTON_SET_ACT( fullscreenButton, "F", qtr("Fullscreen"), fullscreen() );
    layout->addWidget( fullscreenButton );
    fullscreenButton->setMaximumWidth( 35 );
}

ControlsWidget::~ControlsWidget()
{
}

void ControlsWidget::enableInput( bool enable )
{
    slowerButton->setEnabled( enable );
    normalButton->setEnabled( enable );
    fasterButton->setEnabled( enable );
}
void ControlsWidget::enableVideo( bool enable )
{
    snapshotButton->setEnabled( enable );
    fullscreenButton->setEnabled( enable );
}

void ControlsWidget::slower()
{
    THEMIM->getIM()->slower();
}

void ControlsWidget::faster()
{
    THEMIM->getIM()->faster();
}

void ControlsWidget::normal()
{
    THEMIM->getIM()->normalRate();
}

void ControlsWidget::snapshot()
{
}

void ControlsWidget::fullscreen()
{
}

274 275 276 277 278 279
/**********************************************************************
 * Playlist Widget. The embedded playlist
 **********************************************************************/
#include "components/playlist/panels.hpp"
#include "components/playlist/selector.hpp"

zorglub's avatar
zorglub committed
280 281
PlaylistWidget::PlaylistWidget( intf_thread_t *_p_intf ) :
                                BasePlaylistWidget ( _p_intf)
282
{
zorglub's avatar
zorglub committed
283 284
    QVBoxLayout *left = new QVBoxLayout( );

285 286
    selector = new PLSelector( this, p_intf, THEPL );
    selector->setMaximumWidth( 130 );
zorglub's avatar
zorglub committed
287 288
    left->addWidget( selector );

289
    art = new QLabel( "" );
290 291
    art->setMinimumHeight( 128 );
    art->setMinimumWidth( 128 );
zorglub's avatar
zorglub committed
292 293 294
    art->setMaximumHeight( 128 );
    art->setMaximumWidth( 128 );
    art->setScaledContents( true );
295 296

    art->setPixmap( QPixmap( ":/noart.png" ) );
zorglub's avatar
zorglub committed
297
    left->addWidget( art );
298 299 300 301 302 303 304 305

    playlist_item_t *p_root = playlist_GetPreferredNode( THEPL,
                                                THEPL->p_local_category );

    rightPanel = qobject_cast<PLPanel *>(new StandardPLPanel( this,
                              p_intf, THEPL, p_root ) );

    CONNECT( selector, activated( int ), rightPanel, setRoot( int ) );
zorglub's avatar
zorglub committed
306

zorglub's avatar
zorglub committed
307 308 309 310 311 312
    CONNECT( qobject_cast<StandardPLPanel *>(rightPanel)->model,
             artSet( QString ) , this, setArt( QString ) );
    /* Forward removal requests from the selector to the main panel */
    CONNECT( qobject_cast<PLSelector *>(selector)->model,
             shouldRemove( int ),
             qobject_cast<StandardPLPanel *>(rightPanel), removeItem(int) );
313

zorglub's avatar
zorglub committed
314 315 316
    connect( selector, SIGNAL(activated( int )),
             this, SIGNAL( rootChanged( int ) ) );
    emit rootChanged( p_root->i_id );
317

zorglub's avatar
zorglub committed
318 319
    QHBoxLayout *layout = new QHBoxLayout(this);
    layout->addLayout( left, 0 );
320 321 322 323
    layout->addWidget( rightPanel, 10 );
    setLayout( layout );
}

324 325
void PlaylistWidget::setArt( QString url )
{
326 327 328
    if( url.isNull() )
        art->setPixmap( QPixmap( ":/noart.png" ) );
    else if( prevArt != url )
zorglub's avatar
zorglub committed
329
        art->setPixmap( QPixmap( url ) );
330
    prevArt = url;
331 332
}

333 334 335 336 337 338 339 340 341
PlaylistWidget::~PlaylistWidget()
{
}

QSize PlaylistWidget::sizeHint() const
{
    return widgetSize;
}