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 #include "effectslist.h"
  23
  24 #include <KIcon>
  25 #include <KLocale>
  26 #include <KDebug>
  27 #include <KColorScheme>
  28
  29 #include <QMouseEvent>
  30 #include <QWidget>
  31 #include <QPainter>
  32 #include <QAction>
  33 #include <QTimer>
  34 #include <QColor>
  35 #include <QDomDocument>
  36
  37 HeaderTrack::HeaderTrack(int index, TrackInfo info, int height, QWidget *parent) :
  38         QWidget(parent),
  39         m_index(index),
  40         m_type(info.type),
  41         m_isSelected(false)
  42 {
  43     setFixedHeight(height);
  44     setupUi(this);
  45     QColor col = track_number->palette().color(QPalette::Base);
  46     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()));
  47
  48     m_name = info.trackName.isEmpty() ? QString::number(m_index) : info.trackName;
  49     track_number->setText(m_name);
  50     connect(track_number, SIGNAL(editingFinished()), this, SLOT(slotRenameTrack()));
  51
  52     buttonVideo->setChecked(info.isBlind);
  53     buttonVideo->setToolTip(i18n("Hide track"));
  54     buttonAudio->setChecked(info.isMute);
  55     buttonAudio->setToolTip(i18n("Mute track"));
  56     buttonLock->setChecked(info.isLocked);
  57     buttonLock->setToolTip(i18n("Lock track"));
  58     effect_label->setPixmap(KIcon("kdenlive-track_has_effect").pixmap(16, 16));
  59     updateEffectLabel(info.effectsList.effectNames());
  60     setAcceptDrops(true);
  61
  62     QPalette p = palette();
  63     KColorScheme scheme(p.currentColorGroup(), KColorScheme::Window);
  64     p.setColor(QPalette::Button, scheme.background(KColorScheme::ActiveBackground).color().darker(120));
  65     setPalette(p);
  66
  67     if (m_type == VIDEOTRACK) {
  68         setBackgroundRole(QPalette::AlternateBase);
  69         setAutoFillBackground(true);
  70         if (!info.isBlind)
  71             buttonVideo->setIcon(KIcon("kdenlive-show-video"));
  72         else
  73             buttonVideo->setIcon(KIcon("kdenlive-hide-video"));
  74     } else {
  75         buttonVideo->setHidden(true);
  76     }
  77     if (!info.isMute)
  78         buttonAudio->setIcon(KIcon("kdenlive-show-audio"));
  79     else
  80         buttonAudio->setIcon(KIcon("kdenlive-hide-audio"));
  81
  82     if (!info.isLocked)
  83         buttonLock->setIcon(KIcon("kdenlive-unlock"));
  84     else
  85         buttonLock->setIcon(KIcon("kdenlive-lock"));
  86
  87     connect(buttonVideo, SIGNAL(clicked()), this, SLOT(switchVideo()));
  88     connect(buttonAudio, SIGNAL(clicked()), this, SLOT(switchAudio()));
  89     connect(buttonLock, SIGNAL(clicked()), this, SLOT(switchLock()));
  90
  91     // Don't show track buttons if size is too small
  92     if (height < 40) {
  93         buttonVideo->setHidden(true);
  94         buttonAudio->setHidden(true);
  95         buttonLock->setHidden(true);
  96         //horizontalSpacer;
  97     }
  98
  99     setContextMenuPolicy(Qt::DefaultContextMenu); //Qt::ActionsContextMenu);
 100     QAction *insertAction = new QAction(i18n("Insert Track"), this);
 101     m_menu.addAction(insertAction);
 102     connect(insertAction, SIGNAL(triggered()), this, SLOT(slotAddTrack()));
 103
 104     QAction *removeAction = new QAction(KIcon("edit-delete"), i18n("Delete Track"), this);
 105     m_menu.addAction(removeAction);
 106     connect(removeAction, SIGNAL(triggered()), this, SLOT(slotDeleteTrack()));
 107
 108     QAction *configAction = new QAction(KIcon("configure"), i18n("Configure Track"), this);
 109     m_menu.addAction(configAction);
 110     connect(configAction, SIGNAL(triggered()), this, SLOT(slotConfigTrack()));
 111 }
 112
 113 /*HeaderTrack::~HeaderTrack()
 114 {
 115 }*/
 116
 117 void HeaderTrack::updateEffectLabel(QStringList effects)
 118 {
 119     QColor col = track_number->palette().color(QPalette::Base);
 120     if (!effects.isEmpty()) {
 121         effect_label->setHidden(false);
 122         effect_label->setToolTip(effects.join("/"));
 123     } else {
 124         effect_label->setHidden(true);
 125         effect_label->setToolTip(QString());
 126     }
 127 }
 128
 129 // virtual
 130 void HeaderTrack::mousePressEvent(QMouseEvent * event)
 131 {
 132     if (track_number->hasFocus()) {
 133         track_number->clearFocus();
 134         return;
 135     }
 136     if (!m_isSelected) emit selectTrack(m_index);
 137     emit showTrackEffects(m_index);
 138     QWidget::mousePressEvent(event);
 139 }
 140
 141 // virtual
 142 void HeaderTrack::contextMenuEvent(QContextMenuEvent * event)
 143 {
 144     if (track_number->hasFocus()) {
 145         track_number->clearFocus();
 146         return;
 147     }
 148     m_menu.popup(event->globalPos());
 149 }
 150
 151 void HeaderTrack::mouseDoubleClickEvent(QMouseEvent* event)
 152 {
 153     if (track_number->hasFocus()) {
 154         track_number->clearFocus();
 155         return;
 156     }
 157     slotConfigTrack();
 158     QWidget::mouseDoubleClickEvent(event);
 159 }
 160
 161 //virtual
 162 void HeaderTrack::dropEvent(QDropEvent * event)
 163 {
 164     const QString effects = QString(event->mimeData()->data("kdenlive/effectslist"));
 165     QDomDocument doc;
 166     doc.setContent(effects, true);
 167     const QDomElement e = doc.documentElement();
 168     emit selectTrack(m_index);
 169     emit addTrackInfo(e, m_index);
 170     /*if (scene() && !scene()->views().isEmpty()) {
 171         event->accept();
 172         CustomTrackView *view = (CustomTrackView *) scene()->views()[0];
 173         if (view) view->slotAddEffect(e, m_info.startPos, track());
 174     }*/
 175 }
 176
 177 //virtual
 178 void HeaderTrack::dragEnterEvent(QDragEnterEvent *event)
 179 {
 180     if (buttonLock->isChecked()) event->setAccepted(false);
 181     else event->setAccepted(event->mimeData()->hasFormat("kdenlive/effectslist"));
 182 }
 183
 184 void HeaderTrack::setSelectedIndex(int ix)
 185 {
 186     if (m_index == ix) {
 187         m_isSelected = true;
 188         setBackgroundRole(QPalette::Button);
 189         setAutoFillBackground(true);
 190     } else if (m_type != VIDEOTRACK) {
 191         m_isSelected = false;
 192         setAutoFillBackground(false);
 193     } else {
 194         m_isSelected = false;
 195         setBackgroundRole(QPalette::AlternateBase);
 196     }
 197     update();
 198 }
 199
 200 void HeaderTrack::adjustSize(int height)
 201 {
 202     // Don't show track buttons if size is too small
 203     bool smallTracks = height < 40;
 204     if (m_type == VIDEOTRACK)
 205         buttonVideo->setHidden(smallTracks);
 206     buttonAudio->setHidden(smallTracks);
 207     buttonLock->setHidden(smallTracks);
 208     setFixedHeight(height);
 209 }
 210
 211 void HeaderTrack::switchVideo()
 212 {
 213     if (buttonVideo->isChecked())
 214         buttonVideo->setIcon(KIcon("kdenlive-hide-video"));
 215     else
 216         buttonVideo->setIcon(KIcon("kdenlive-show-video"));
 217     emit switchTrackVideo(m_index);
 218 }
 219
 220 void HeaderTrack::switchAudio()
 221 {
 222     if (buttonAudio->isChecked())
 223         buttonAudio->setIcon(KIcon("kdenlive-hide-audio"));
 224     else
 225         buttonAudio->setIcon(KIcon("kdenlive-show-audio"));
 226     emit switchTrackAudio(m_index);
 227 }
 228
 229 void HeaderTrack::switchLock(bool emitSignal)
 230 {
 231     if (buttonLock->isChecked())
 232         buttonLock->setIcon(KIcon("kdenlive-lock"));
 233     else
 234         buttonLock->setIcon(KIcon("kdenlive-unlock"));
 235     if (emitSignal)
 236         emit switchTrackLock(m_index);
 237 }
 238
 239 void HeaderTrack::setLock(bool lock)
 240 {
 241     buttonLock->setChecked(lock);
 242     switchLock(false);
 243 }
 244
 245 void HeaderTrack::slotDeleteTrack()
 246 {
 247     QTimer::singleShot(500, this, SLOT(deleteTrack()));
 248 }
 249
 250 void HeaderTrack::deleteTrack()
 251 {
 252     emit deleteTrack(m_index);
 253 }
 254
 255 void HeaderTrack::slotAddTrack()
 256 {
 257     emit insertTrack(m_index);
 258 }
 259
 260 void HeaderTrack::slotRenameTrack()
 261 {
 262     if (m_name != track_number->text()) emit renameTrack(m_index, track_number->text());
 263 }
 264
 265 void HeaderTrack::slotConfigTrack()
 266 {
 267     emit configTrack(m_index);
 268 }
 269
 270
 271 #include "headertrack.moc"