git.sesse.net Git - kdenlive/blob - src/headertrack.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org)        *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  18  ***************************************************************************/
  19
  20
  21 #include "headertrack.h"
  22
  23 #include <KIcon>
  24 #include <KLocale>
  25 #include <KDebug>
  26 #include <KColorScheme>
  27
  28 #include <QMouseEvent>
  29 #include <QWidget>
  30 #include <QPainter>
  31 #include <QAction>
  32 #include <QTimer>
  33 #include <QColor>
  34 #include <QDomDocument>
  35
  36 HeaderTrack::HeaderTrack(int index, TrackInfo info, int height, QWidget *parent) :
  37         QWidget(parent),
  38         m_index(index),
  39         m_type(info.type),
  40         m_isSelected(false)
  41 {
  42     setFixedHeight(height);
  43     setupUi(this);
  44     QColor col = track_number->palette().color(QPalette::Base);
  45     track_number->setStyleSheet(QString("QLineEdit { background-color: transparent;} QLineEdit:hover{ background-color: rgb(%1, %2, %3);} QLineEdit:focus { background-color: rgb(%1, %2, %3);}").arg(col.red()).arg(col.green()).arg(col.blue()));
  46
  47     m_name = info.trackName.isEmpty() ? QString::number(m_index) : info.trackName;
  48     track_number->setText(m_name);
  49     connect(track_number, SIGNAL(editingFinished()), this, SLOT(slotRenameTrack()));
  50
  51     buttonVideo->setChecked(info.isBlind);
  52     buttonVideo->setToolTip(i18n("Hide track"));
  53     buttonAudio->setChecked(info.isMute);
  54     buttonAudio->setToolTip(i18n("Mute track"));
  55     buttonLock->setChecked(info.isLocked);
  56     buttonLock->setToolTip(i18n("Lock track"));
  57
  58     setAcceptDrops(true);
  59
  60     QPalette p = palette();
  61     KColorScheme scheme(p.currentColorGroup(), KColorScheme::Window);
  62     p.setColor(QPalette::Button, scheme.background(KColorScheme::ActiveBackground).color().darker(120));
  63     setPalette(p);
  64
  65     if (m_type == VIDEOTRACK) {
  66         setBackgroundRole(QPalette::AlternateBase);
  67         setAutoFillBackground(true);
  68         if (!info.isBlind)
  69             buttonVideo->setIcon(KIcon("kdenlive-show-video"));
  70         else
  71             buttonVideo->setIcon(KIcon("kdenlive-hide-video"));
  72     } else {
  73         buttonVideo->setHidden(true);
  74     }
  75     if (!info.isMute)
  76         buttonAudio->setIcon(KIcon("kdenlive-show-audio"));
  77     else
  78         buttonAudio->setIcon(KIcon("kdenlive-hide-audio"));
  79
  80     if (!info.isLocked)
  81         buttonLock->setIcon(KIcon("kdenlive-unlock"));
  82     else
  83         buttonLock->setIcon(KIcon("kdenlive-lock"));
  84
  85     connect(buttonVideo, SIGNAL(clicked()), this, SLOT(switchVideo()));
  86     connect(buttonAudio, SIGNAL(clicked()), this, SLOT(switchAudio()));
  87     connect(buttonLock, SIGNAL(clicked()), this, SLOT(switchLock()));
  88
  89     // Don't show track buttons if size is too small
  90     if (height < 40) {
  91         buttonVideo->setHidden(true);
  92         buttonAudio->setHidden(true);
  93         buttonLock->setHidden(true);
  94         //horizontalSpacer;
  95     }
  96
  97     setContextMenuPolicy(Qt::DefaultContextMenu); //Qt::ActionsContextMenu);
  98     QAction *insertAction = new QAction(i18n("Insert Track"), this);
  99     m_menu.addAction(insertAction);
 100     connect(insertAction, SIGNAL(triggered()), this, SLOT(slotAddTrack()));
 101
 102     QAction *removeAction = new QAction(KIcon("edit-delete"), i18n("Delete Track"), this);
 103     m_menu.addAction(removeAction);
 104     connect(removeAction, SIGNAL(triggered()), this, SLOT(slotDeleteTrack()));
 105
 106     QAction *configAction = new QAction(KIcon("configure"), i18n("Configure Track"), this);
 107     m_menu.addAction(configAction);
 108     connect(configAction, SIGNAL(triggered()), this, SLOT(slotConfigTrack()));
 109 }
 110
 111 /*HeaderTrack::~HeaderTrack()
 112 {
 113 }*/
 114
 115 // virtual
 116 void HeaderTrack::mousePressEvent(QMouseEvent * event)
 117 {
 118     if (track_number->hasFocus()) {
 119         track_number->clearFocus();
 120         return;
 121     }
 122     if (!m_isSelected) emit selectTrack(m_index);
 123     emit showTrackEffects(m_index);
 124     QWidget::mousePressEvent(event);
 125 }
 126
 127 // virtual
 128 void HeaderTrack::contextMenuEvent(QContextMenuEvent * event)
 129 {
 130     if (track_number->hasFocus()) {
 131         track_number->clearFocus();
 132         return;
 133     }
 134     m_menu.popup(event->globalPos());
 135 }
 136
 137 void HeaderTrack::mouseDoubleClickEvent(QMouseEvent* event)
 138 {
 139     if (track_number->hasFocus()) {
 140         track_number->clearFocus();
 141         return;
 142     }
 143     slotConfigTrack();
 144     QWidget::mouseDoubleClickEvent(event);
 145 }
 146
 147 //virtual
 148 void HeaderTrack::dropEvent(QDropEvent * event)
 149 {
 150     const QString effects = QString(event->mimeData()->data("kdenlive/effectslist"));
 151     QDomDocument doc;
 152     doc.setContent(effects, true);
 153     const QDomElement e = doc.documentElement();
 154     emit addTrackInfo(e, m_index);
 155     /*if (scene() && !scene()->views().isEmpty()) {
 156         event->accept();
 157         CustomTrackView *view = (CustomTrackView *) scene()->views()[0];
 158         if (view) view->slotAddEffect(e, m_info.startPos, track());
 159     }*/
 160 }
 161
 162 //virtual
 163 void HeaderTrack::dragEnterEvent(QDragEnterEvent *event)
 164 {
 165     if (buttonLock->isChecked()) event->setAccepted(false);
 166     else event->setAccepted(event->mimeData()->hasFormat("kdenlive/effectslist"));
 167 }
 168
 169 void HeaderTrack::setSelectedIndex(int ix)
 170 {
 171     if (m_index == ix) {
 172         m_isSelected = true;
 173         setBackgroundRole(QPalette::Button);
 174         setAutoFillBackground(true);
 175     } else if (m_type != VIDEOTRACK) {
 176         m_isSelected = false;
 177         setAutoFillBackground(false);
 178     } else {
 179         m_isSelected = false;
 180         setBackgroundRole(QPalette::AlternateBase);
 181     }
 182     update();
 183 }
 184
 185 void HeaderTrack::adjustSize(int height)
 186 {
 187     // Don't show track buttons if size is too small
 188     bool smallTracks = height < 40;
 189     if (m_type == VIDEOTRACK)
 190         buttonVideo->setHidden(smallTracks);
 191     buttonAudio->setHidden(smallTracks);
 192     buttonLock->setHidden(smallTracks);
 193     setFixedHeight(height);
 194 }
 195
 196 void HeaderTrack::switchVideo()
 197 {
 198     if (buttonVideo->isChecked())
 199         buttonVideo->setIcon(KIcon("kdenlive-hide-video"));
 200     else
 201         buttonVideo->setIcon(KIcon("kdenlive-show-video"));
 202     emit switchTrackVideo(m_index);
 203 }
 204
 205 void HeaderTrack::switchAudio()
 206 {
 207     if (buttonAudio->isChecked())
 208         buttonAudio->setIcon(KIcon("kdenlive-hide-audio"));
 209     else
 210         buttonAudio->setIcon(KIcon("kdenlive-show-audio"));
 211     emit switchTrackAudio(m_index);
 212 }
 213
 214 void HeaderTrack::switchLock(bool emitSignal)
 215 {
 216     if (buttonLock->isChecked())
 217         buttonLock->setIcon(KIcon("kdenlive-lock"));
 218     else
 219         buttonLock->setIcon(KIcon("kdenlive-unlock"));
 220     if (emitSignal)
 221         emit switchTrackLock(m_index);
 222 }
 223
 224 void HeaderTrack::setLock(bool lock)
 225 {
 226     buttonLock->setChecked(lock);
 227     switchLock(false);
 228 }
 229
 230 void HeaderTrack::slotDeleteTrack()
 231 {
 232     QTimer::singleShot(500, this, SLOT(deleteTrack()));
 233 }
 234
 235 void HeaderTrack::deleteTrack()
 236 {
 237     emit deleteTrack(m_index);
 238 }
 239
 240 void HeaderTrack::slotAddTrack()
 241 {
 242     emit insertTrack(m_index);
 243 }
 244
 245 void HeaderTrack::slotRenameTrack()
 246 {
 247     if (m_name != track_number->text()) emit renameTrack(m_index, track_number->text());
 248 }
 249
 250 void HeaderTrack::slotConfigTrack()
 251 {
 252     emit configTrack(m_index);
 253 }
 254
 255
 256 #include "headertrack.moc"