MainWindow.cpp 12.5 KB
Newer Older
Ludovic Fauvet's avatar
Ludovic Fauvet committed
1
/*****************************************************************************
2
 * MainWindow.cpp: VLMC MainWindow
Ludovic Fauvet's avatar
Ludovic Fauvet committed
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
 *****************************************************************************
 * Copyright (C) 2008-2009 the VLMC team
 *
 * Authors: Ludovic Fauvet <etix@l0cal.com>
 *
 * 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.
 *****************************************************************************/

23 24 25
#include <QLabel>
#include <QSizePolicy>
#include <QPalette>
Christophe Courtaut's avatar
Christophe Courtaut committed
26
#include <QDockWidget>
27
#include <QFileDialog>
28
#include <QSlider>
29
#include <QUndoView>
30
#include <QMessageBox>
31 32
#include <QDesktopServices>
#include <QUrl>
Hugo Beauzee-Luyssen's avatar
Hugo Beauzee-Luyssen committed
33

Ludovic Fauvet's avatar
Ludovic Fauvet committed
34
#include "MainWindow.h"
35
#include "MediaListWidget.h"
Hugo Beauzee-Luyssen's avatar
Hugo Beauzee-Luyssen committed
36 37
#include "LibraryWidget.h"
#include "Library.h"
38
#include "Timeline.h"
Ludovic Fauvet's avatar
Ludovic Fauvet committed
39
#include "About.h"
40
#include "FileBrowser.h"
41
#include "WorkflowRenderer.h"
42
#include "ClipRenderer.h"
43
#include "UndoStack.h"
44
#include "ClipProperty.h"
45
#include "PreviewWidget.h"
46 47
#include "PreferenceWidget.h"
#include "ProjectPreferences.h"
48
#include "ProjectManager.h"
49 50 51
#include "AudioProjectPreferences.h"
#include "VideoProjectPreferences.h"
#include "VLMCPreferences.h"
Ludovic Fauvet's avatar
Ludovic Fauvet committed
52 53

MainWindow::MainWindow( QWidget *parent ) :
54
    QMainWindow( parent ), m_renderer( NULL )
Ludovic Fauvet's avatar
Ludovic Fauvet committed
55 56
{
    m_ui.setupUi( this );
57
    DockWidgetManager::instance( this )->setMainWindow( this );
58
    initializeDockWidgets();
59
    createStatusBar();
60
    createGlobalPreferences();
61

Ludovic Fauvet's avatar
Ludovic Fauvet committed
62
    // Translations
63 64
    connect( this, SIGNAL( translateDockWidgetTitle() ),
             DockWidgetManager::instance(), SLOT( transLateWidgetTitle() ) );
Ludovic Fauvet's avatar
Ludovic Fauvet committed
65 66

    // Zoom
67 68
    connect( m_zoomSlider, SIGNAL( valueChanged( int ) ),
             m_timeline, SLOT( changeZoom( int ) ) );
Ludovic Fauvet's avatar
Ludovic Fauvet committed
69 70 71 72
    connect( m_timeline->tracksView(), SIGNAL( zoomIn() ),
             this, SLOT( zoomIn() ) );
    connect( m_timeline->tracksView(), SIGNAL( zoomOut() ),
             this, SLOT( zoomOut() ) );
73 74
    connect( this, SIGNAL( toolChanged( ToolButtons ) ),
             m_timeline, SLOT( setTool( ToolButtons ) ) );
Ludovic Fauvet's avatar
Ludovic Fauvet committed
75 76
}

77 78
MainWindow::~MainWindow()
{
79 80
    if ( m_renderer )
        delete m_renderer;
81
    MetaDataManager::destroyInstance();
82
    LibVLCpp::Instance::kill();
83 84
}

Ludovic Fauvet's avatar
Ludovic Fauvet committed
85 86 87 88 89 90
void MainWindow::changeEvent( QEvent *e )
{
    switch ( e->type() )
    {
    case QEvent::LanguageChange:
        m_ui.retranslateUi( this );
91
        emit translateDockWidgetTitle();
Ludovic Fauvet's avatar
Ludovic Fauvet committed
92 93 94 95 96 97
        break;
    default:
        break;
    }
}

Hugo Beauzee-Luyssen's avatar
Hugo Beauzee-Luyssen committed
98 99 100 101 102 103 104 105 106 107 108 109
void        MainWindow::setupLibrary()
{
    //Library part :
    Library*    library = Library::getInstance();

    //GUI part :
    LibraryWidget* libraryWidget = new LibraryWidget( this );

    DockWidgetManager::instance()->addDockedWidget( libraryWidget,
                                  tr( "Media Library" ),
                                  Qt::AllDockWidgetAreas,
                                  QDockWidget::AllDockWidgetFeatures,
110
                                  Qt::LeftDockWidgetArea );
Hugo Beauzee-Luyssen's avatar
Hugo Beauzee-Luyssen committed
111 112

    //Connecting GUI and Frontend :
113
    connect( libraryWidget,
114
             SIGNAL( newMediaLoadingAsked(const QString& ) ),
115
             library,
116
             SLOT( newMediaLoadingAsked( const QString& ) ) );
117 118

    connect( library,
119
             SIGNAL( newClipLoaded( Clip* ) ),
120
             libraryWidget,
121
             SLOT( newClipLoaded( Clip* ) ) );
122 123

    connect( libraryWidget,
124
             SIGNAL( removingMediaAsked( const QUuid& ) ),
125
             library,
126
             SLOT( removingMediaAsked( const QUuid& ) ) );
127 128

    connect( library,
129
             SIGNAL( mediaRemoved( const QUuid& ) ),
130
             libraryWidget,
131
             SLOT( mediaRemoved( const QUuid& ) ) );
132

133 134
    connect( libraryWidget->getVideoListWidget(), SIGNAL( selectedClipChanged( Clip* ) ),
              m_clipPreview->getGenericRenderer(), SLOT( setClip( Clip* ) ) );
135 136
    connect( Library::getInstance(), SIGNAL( mediaRemoved( const QUuid& ) ),
             m_clipPreview->getGenericRenderer(), SLOT( mediaUnloaded( QUuid ) ) );
137 138
    connect( libraryWidget->getVideoListWidget(), SIGNAL( itemDoubleClicked( QListWidgetItem* ) ),
             this, SLOT( mediaListItemDoubleClicked( QListWidgetItem* ) ) );
Hugo Beauzee-Luyssen's avatar
Hugo Beauzee-Luyssen committed
139 140
}

141 142 143 144 145 146 147 148 149 150 151 152 153 154 155
void    MainWindow::on_actionSave_triggered()
{
    QString outputFileName =
            QFileDialog::getSaveFileName( NULL, "Enter the output file name",
                                          QString(), "VLMC project file(*.vlmc)" );
    if ( outputFileName.length() == 0 )
        return ;
    else
    {
        //Project manager will destroy itself.
        ProjectManager* pm = new ProjectManager( outputFileName );
        pm->saveProject();
    }
}

156 157 158 159 160 161 162 163 164 165 166 167 168 169 170
void    MainWindow::on_actionLoad_Project_triggered()
{
    QString outputFileName =
            QFileDialog::getSaveFileName( NULL, "Enter the output file name",
                                          QString(), "VLMC project file(*.vlmc)" );
    if ( outputFileName.length() == 0 )
        return ;
    else
    {
        //Project manager will destroy itself.
        ProjectManager* pm = new ProjectManager( outputFileName );
        pm->loadProject();
    }
}

171 172
void MainWindow::createStatusBar()
{
173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207
    // Mouse (default) tool
    QToolButton* mouseTool = new QToolButton( this );
    mouseTool->setCheckable( true );
    mouseTool->setIcon( QIcon( ":/images/mouse" ) );
    m_ui.statusbar->addPermanentWidget( mouseTool );

    // Cut/Split tool
    QToolButton* splitTool = new QToolButton( this );
    splitTool->setCheckable( true );
    splitTool->setIcon( QIcon( ":/images/editcut" ) );
    m_ui.statusbar->addPermanentWidget( splitTool );

    // Group the two previous buttons
    QButtonGroup* toolButtonGroup = new QButtonGroup( this );
    toolButtonGroup->addButton( mouseTool, TOOL_DEFAULT);
    toolButtonGroup->addButton( splitTool, TOOL_CUT );
    toolButtonGroup->setExclusive( true );
    mouseTool->setChecked( true );

    connect( toolButtonGroup, SIGNAL( buttonClicked( int ) ),
             this, SLOT( toolButtonClicked( int ) ) );

    // Spacer
    QWidget* spacer = new QWidget( this );
    spacer->setFixedWidth( 20 );
    m_ui.statusbar->addPermanentWidget( spacer );

    // Zoom IN
    QToolButton* zoomInButton = new QToolButton( this );
    zoomInButton->setIcon( QIcon( ":/images/zoomin" ) );
    m_ui.statusbar->addPermanentWidget( zoomInButton );
    connect( zoomInButton, SIGNAL( clicked() ),
             this, SLOT( zoomIn() ) );

    // Zoom slider
208 209 210 211 212 213 214 215 216 217
    m_zoomSlider = new QSlider( this );
    m_zoomSlider->setOrientation( Qt::Horizontal );
    m_zoomSlider->setTickInterval( 1 );
    m_zoomSlider->setSingleStep( 1 );
    m_zoomSlider->setPageStep( 1 );
    m_zoomSlider->setMinimum( 0 );
    m_zoomSlider->setMaximum( 13 );
    m_zoomSlider->setValue( 10 );
    m_zoomSlider->setFixedWidth( 80 );
    m_ui.statusbar->addPermanentWidget( m_zoomSlider );
218 219 220 221 222 223 224

    // Zoom Out
    QToolButton* zoomOutButton = new QToolButton( this );
    zoomOutButton->setIcon( QIcon( ":/images/zoomout" ) );
    m_ui.statusbar->addPermanentWidget( zoomOutButton );
    connect( zoomOutButton, SIGNAL( clicked() ),
             this, SLOT( zoomOut() ) );
225 226
}

227
void MainWindow::initializeDockWidgets( void )
228
{
229 230 231 232
    m_timeline = new Timeline( this );
    m_timeline->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );
    m_timeline->show();
    setCentralWidget( m_timeline );
233

234
    DockWidgetManager *dockManager = DockWidgetManager::instance();
235 236 237 238
    dockManager->addDockedWidget( new FileBrowser( this ),
                                  tr( "FileBrowser" ),
                                  Qt::AllDockWidgetAreas,
                                  QDockWidget::AllDockWidgetFeatures,
239
                                  Qt::TopDockWidgetArea);
240

241 242
    m_clipPreview = new PreviewWidget( new ClipRenderer, this );
    dockManager->addDockedWidget( m_clipPreview,
243
                                  tr( "Clip Preview" ),
geoff's avatar
geoff committed
244 245
                                  Qt::AllDockWidgetAreas,
                                  QDockWidget::AllDockWidgetFeatures,
246
                                  Qt::TopDockWidgetArea );
247

248
    m_projectPreview = new PreviewWidget( new WorkflowRenderer(), this );
249
    dockManager->addDockedWidget( m_projectPreview,
250 251 252
                                  tr( "Project Preview" ),
                                  Qt::AllDockWidgetAreas,
                                  QDockWidget::AllDockWidgetFeatures,
253
                                  Qt::TopDockWidgetArea );
254

255
    dockManager->addDockedWidget( UndoStack::getInstance( this ),
256 257 258
                                  tr( "History" ),
                                  Qt::AllDockWidgetAreas,
                                  QDockWidget::AllDockWidgetFeatures,
259
                                  Qt::LeftDockWidgetArea );
260
    setupLibrary();
261
    m_metaDataManager = MetaDataManager::getInstance();
262 263
}

264 265
void        MainWindow::createGlobalPreferences()
{
Ludovic Fauvet's avatar
Ludovic Fauvet committed
266
    m_globalPreferences = new Settings( this );
267
    m_globalPreferences->addWidget("VLMC",
Ludovic Fauvet's avatar
Ludovic Fauvet committed
268
                                   new VLMCPreferences( m_globalPreferences ),
269 270
                                   "../images/vlmc.png",
                                   "VLMC settings");
271 272 273
    m_globalPreferences->build();
}

274 275
//Private slots definition

Ludovic Fauvet's avatar
Ludovic Fauvet committed
276 277 278 279
void MainWindow::on_actionQuit_triggered()
{
    QApplication::quit();
}
280 281 282

void MainWindow::on_actionPreferences_triggered()
{
283
   m_globalPreferences->show();
284
}
Ludovic Fauvet's avatar
Ludovic Fauvet committed
285 286 287 288 289

void MainWindow::on_actionAbout_triggered()
{
    About::instance()->exec();
}
290

291
void MainWindow::on_actionTranscode_triggered()
292
{
293 294
    QMessageBox::information( this, tr( "Sorry" ),
                              tr( "This feature is currently disabled." ) );
295
    //Transcode::instance( this )->exec();
296
}
297

298 299 300 301 302 303 304 305 306
void    MainWindow::on_actionRender_triggered()
{
    if ( MainWorkflow::getInstance()->getLength() <= 0 )
    {
        QMessageBox::warning( NULL, "VLMC Renderer", "There is nothing to render." );
        return ;
    }
    QString outputFileName =
            QFileDialog::getSaveFileName( NULL, "Enter the output file name",
307
                                          QDir::currentPath(), "Videos(*.avi *.mpg)" );
308 309 310 311 312 313
    if ( outputFileName.length() == 0 )
        return ;
    else
    {
        if ( m_renderer )
            delete m_renderer;
314
        m_renderer = new WorkflowFileRenderer( outputFileName );
315 316 317 318
        m_renderer->run();
    }
}

319 320 321 322
void MainWindow::on_actionNew_Project_triggered()
{
    //TODO : clear the library, the timeline, and show the configuration box
    //of the newly created project
323 324 325 326 327 328 329 330 331 332 333 334 335 336
    m_projectPreferences = new Settings(  );
    m_projectPreferences->addWidget("Project",
                                   new ProjectPreferences,
                                   "../images/vlmc.png",
                                   "Project settings");
    m_projectPreferences->addWidget("Video",
                                   new VideoProjectPreferences,
                                   "../images/scalable/video.svg",
                                   "Video settings");
    m_projectPreferences->addWidget("Audio",
                                   new AudioProjectPreferences,
                                   "../images/scalable/audio.svg",
                                   "Audio settings");
    m_projectPreferences->build();
337
    m_projectPreferences->exec();
338 339
}

340 341 342 343 344
void MainWindow::on_actionHelp_triggered()
{
    QDesktopServices::openUrl( QUrl( "http://vlmc.org" ) );
}

Ludovic Fauvet's avatar
Ludovic Fauvet committed
345 346 347 348 349 350 351 352 353
void MainWindow::zoomIn()
{
    m_zoomSlider->setValue( m_zoomSlider->value() - 1 );
}

void MainWindow::zoomOut()
{
    m_zoomSlider->setValue( m_zoomSlider->value() + 1 );
}
Ludovic Fauvet's avatar
Ludovic Fauvet committed
354 355 356 357 358 359 360 361

void MainWindow::on_actionFullscreen_triggered( bool checked )
{
    if ( checked )
        showFullScreen();
    else
        showNormal();
}
362 363 364 365 366

void MainWindow::registerWidgetInViewMenu( QDockWidget* widget )
{
    m_ui.menuView->addAction( widget->toggleViewAction() );
}
367 368 369 370

void    MainWindow::mediaListItemDoubleClicked( QListWidgetItem* qItem )
{
    ListViewMediaItem* item = static_cast<ListViewMediaItem*>( qItem );
371
    ClipProperty* mp = new ClipProperty( item->getClip(), this );
372 373
    mp->show();
}
374 375 376 377 378

void MainWindow::toolButtonClicked( int id )
{
    emit toolChanged( (ToolButtons)id );
}