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Merged
ddennedy merged 1 commit into from
Aug 20, 2016
Merged

Paint playlist items using a custom delegate #281

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250 changes: 224 additions & 26 deletions src/docks/playlistdock.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -22,24 +22,137 @@
#include "mainwindow.h"
#include "settings.h"
#include "shotcut_mlt_properties.h"
#include "widgets/playlisticonview.h"
#include <commands/playlistcommands.h>
#include <QMenu>
#include <Logger.h>

#include <QMenu>
#include <QStyledItemDelegate>
#include <QPainter>
#include <QDebug>
#include <QHeaderView>

class TiledItemDelegate : public QStyledItemDelegate
{
Q_OBJECT
public:
TiledItemDelegate(QAbstractItemView * view, QWidget *parent = 0)
: QStyledItemDelegate(parent),
m_view(view)
{
connect(&Settings, SIGNAL(playlistThumbnailsChanged()),
SLOT(emitSizeHintChanged()));
}

void paint(QPainter *painter,
const QStyleOptionViewItem &option, const QModelIndex &index) const
{
const QImage thumb = index.data(Qt::DecorationRole).value<QImage>();
const QString setting = Settings.playlistThumbnails();
const int lineHeight = painter->fontMetrics().height();
const bool roomEnoughForAllDetails = lineHeight * 4 < thumb.height();
const QFont oldFont = painter->font();
QFont boldFont(oldFont);
boldFont.setBold(true);

if (option.state & QStyle::State_Selected) {
painter->fillRect(option.rect, option.palette.highlight().color());
} else {
if (option.features & QStyleOptionViewItem::Alternate)
painter->fillRect(option.rect, option.palette.alternateBase());
}

QRect thumbRect(QPoint(), thumb.size());
thumbRect.moveCenter(option.rect.center());
thumbRect.moveLeft(0);
painter->drawImage(thumbRect, thumb);

const QPoint indexPos = option.rect.topLeft() + QPoint(5, 20);
const QString indexStr = "#" + index.data(PlaylistModel::FIELD_INDEX).toString();
painter->setFont(boldFont);
painter->setPen(option.palette.color(QPalette::Dark).darker());
painter->drawText(indexPos, indexStr);
painter->setPen(option.palette.color(QPalette::WindowText));
painter->drawText(indexPos - QPoint(1, 1), indexStr);
painter->setFont(oldFont);

QRect centeredTextRect = option.rect;
centeredTextRect.setHeight(lineHeight * (roomEnoughForAllDetails ? 4 : 2));
centeredTextRect.moveCenter(option.rect.center());

QRect textRect = centeredTextRect;
textRect.setLeft(thumb.width() + 10);

QPoint textPoint = textRect.topLeft();
textPoint.setY(textPoint.y() + lineHeight);
painter->setFont(boldFont);
painter->drawText(textPoint,
painter->fontMetrics().elidedText(index.data(Qt::DisplayRole).toString(), Qt::ElideMiddle, textRect.width()));
painter->setFont(oldFont);

textPoint.setY(textPoint.y() + lineHeight);
painter->drawText(textPoint, tr("Duration: %1").arg(index.data(PlaylistModel::FIELD_DURATION).toString()));
if (roomEnoughForAllDetails) {
textPoint.setY(textPoint.y() + lineHeight);
painter->drawText(textPoint, tr("In: %1").arg(index.data(PlaylistModel::FIELD_IN).toString()));
textPoint.setY(textPoint.y() + lineHeight);
painter->drawText(textPoint, tr("Start: %1").arg(index.data(PlaylistModel::FIELD_START).toString()));
}
}

QSize sizeHint(const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
Q_UNUSED(option);
Q_UNUSED(index);
const bool doubleHeight = Settings.playlistThumbnails() == "tall"
|| Settings.playlistThumbnails() == "large";
const int spacing = 10;
return QSize(m_view->viewport()->width(),
PlaylistModel::THUMBNAIL_HEIGHT * (doubleHeight ? 2 : 1) + spacing);
}

private slots:
void emitSizeHintChanged()
{
emit sizeHintChanged(QModelIndex());
}

private:
QAbstractItemView * m_view;

};

PlaylistDock::PlaylistDock(QWidget *parent) :
QDockWidget(parent),
ui(new Ui::PlaylistDock)
{
LOG_DEBUG() << "begin";
ui->setupUi(this);
toggleViewAction()->setIcon(windowIcon());
ui->tableView->setModel(&m_model);
ui->tableView->setDragDropMode(QAbstractItemView::DragDrop);
ui->tableView->setDropIndicatorShown(true);
ui->tableView->setDragDropOverwriteMode(false);
ui->tableView->setAcceptDrops(true);
ui->tableView->setDefaultDropAction(Qt::MoveAction);
ui->tableView->resizeColumnToContents(0);

m_iconsView = new PlaylistIconView(this);
ui->listView->parentWidget()->layout()->addWidget(m_iconsView);
m_iconsView->setSelectionMode(QAbstractItemView::SingleSelection);

QList<QAbstractItemView*> views;
views << ui->tableView;
views << ui->listView;
views << m_iconsView;
foreach (QAbstractItemView* view, views) {
view->setDragDropMode(QAbstractItemView::DragDrop);
view->setDropIndicatorShown(true);
view->setDragDropOverwriteMode(false);
view->setAcceptDrops(true);
view->setDefaultDropAction(Qt::MoveAction);
view->setAlternatingRowColors(true);
connect(view, SIGNAL(customContextMenuRequested(QPoint)), SLOT(viewCustomContextMenuRequested(QPoint)));
connect(view, SIGNAL(doubleClicked(QModelIndex)), SLOT(viewDoubleClicked(QModelIndex)));
}

connect(ui->actionDetailed, SIGNAL(triggered(bool)), SLOT(updateViewModeFromActions()));
connect(ui->actionIcons, SIGNAL(triggered(bool)), SLOT(updateViewModeFromActions()));
connect(ui->actionTiled, SIGNAL(triggered(bool)), SLOT(updateViewModeFromActions()));

connect(ui->actionRemove, SIGNAL(triggered()), this, SLOT(on_removeButton_clicked()));
connect(&m_model, SIGNAL(cleared()), this, SLOT(onPlaylistCleared()));
Expand Down Expand Up @@ -71,6 +184,16 @@ PlaylistDock::PlaylistDock(QWidget *parent) :
ui->actionThumbnailsHidden->setChecked(true);
on_actionThumbnailsHidden_triggered(true);
}

if (Settings.viewMode() == kTiledMode)
ui->actionTiled->setChecked(true);
else if (Settings.viewMode() == kIconsMode)
ui->actionIcons->setChecked(true);
else
ui->actionDetailed->setChecked(true);

updateViewModeFromActions();

LOG_DEBUG() << "end";
}

Expand All @@ -82,7 +205,7 @@ PlaylistDock::~PlaylistDock()
int PlaylistDock::position()
{
int result = -1;
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (index.isValid() && m_model.playlist()) {
Mlt::ClipInfo* i = m_model.playlist()->clip_info(index.row());
if (i) result = i->start;
Expand All @@ -93,43 +216,43 @@ int PlaylistDock::position()

void PlaylistDock::incrementIndex()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (!index.isValid())
index = m_model.createIndex(0, 0);
else
index = m_model.incrementIndex(index);
if (index.isValid())
ui->tableView->setCurrentIndex(index);
m_view->setCurrentIndex(index);
}

void PlaylistDock::decrementIndex()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (!index.isValid())
index = m_model.createIndex(0, 0);
else
index = m_model.decrementIndex(index);
if (index.isValid())
ui->tableView->setCurrentIndex(index);
m_view->setCurrentIndex(index);
}

void PlaylistDock::setIndex(int row)
{
QModelIndex index = m_model.createIndex(row, 0);
if (index.isValid())
ui->tableView->setCurrentIndex(index);
m_view->setCurrentIndex(index);
}

void PlaylistDock::moveClipUp()
{
int row = ui->tableView->currentIndex().row();
int row = m_view->currentIndex().row();
if (row > 0)
MAIN.undoStack()->push(new Playlist::MoveCommand(m_model, row, row - 1));
}

void PlaylistDock::moveClipDown()
{
int row = ui->tableView->currentIndex().row();
int row = m_view->currentIndex().row();
if (row + 1 < m_model.rowCount())
MAIN.undoStack()->push(new Playlist::MoveCommand(m_model, row, row + 1));
}
Expand All @@ -138,7 +261,7 @@ void PlaylistDock::on_menuButton_clicked()
{
QPoint pos = ui->menuButton->mapToParent(QPoint(0, 0));
QMenu menu(this);
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (index.isValid() && m_model.playlist()) {
menu.addAction(ui->actionGoto);
if (MLT.isClip())
Expand All @@ -150,6 +273,15 @@ void PlaylistDock::on_menuButton_clicked()
}
menu.addAction(ui->actionRemoveAll);
menu.addAction(ui->actionAddToTimeline);
menu.addSeparator();

QMenu* viewModeMenu = menu.addMenu(tr("View mode"));
QActionGroup modeGroup(this);
modeGroup.addAction(ui->actionDetailed);
modeGroup.addAction(ui->actionTiled);
modeGroup.addAction(ui->actionIcons);
viewModeMenu->addActions(modeGroup.actions());

menu.addSeparator();
QMenu* subMenu = menu.addMenu(tr("Thumbnails"));
QActionGroup group(this);
Expand All @@ -168,7 +300,7 @@ void PlaylistDock::on_actionInsertCut_triggered()
QMimeData mimeData;
mimeData.setData(Mlt::XmlMimeType, MLT.XML(
MLT.isClip()? 0 : MLT.savedProducer()).toUtf8());
onDropped(&mimeData, ui->tableView->currentIndex().row());
onDropped(&mimeData, m_view->currentIndex().row());
}
}

Expand Down Expand Up @@ -202,7 +334,7 @@ void PlaylistDock::on_actionInsertBlank_triggered()
DurationDialog dialog(this);
dialog.setDuration(MLT.profile().fps() * 5);
if (dialog.exec() == QDialog::Accepted) {
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (index.isValid())
m_model.insertBlank(dialog.duration(), index.row());
else
Expand All @@ -220,7 +352,7 @@ void PlaylistDock::on_actionAppendBlank_triggered()

void PlaylistDock::on_actionUpdate_triggered()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (!index.isValid() || !m_model.playlist()) return;
Mlt::ClipInfo* info = m_model.playlist()->clip_info(index.row());
if (!info) return;
Expand Down Expand Up @@ -251,7 +383,7 @@ void PlaylistDock::on_actionUpdate_triggered()

void PlaylistDock::on_removeButton_clicked()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (!index.isValid() || !m_model.playlist()) return;
MAIN.undoStack()->push(new Playlist::RemoveCommand(m_model, index.row()));
int count = m_model.playlist()->count();
Expand All @@ -278,7 +410,7 @@ void PlaylistDock::setUpdateButtonEnabled(bool modified)

void PlaylistDock::on_actionOpen_triggered()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (!index.isValid() || !m_model.playlist()) return;
Mlt::ClipInfo* i = m_model.playlist()->clip_info(index.row());
if (i) {
Expand All @@ -291,9 +423,9 @@ void PlaylistDock::on_actionOpen_triggered()
}
}

void PlaylistDock::on_tableView_customContextMenuRequested(const QPoint &pos)
void PlaylistDock::viewCustomContextMenuRequested(const QPoint &pos)
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
if (index.isValid() && m_model.playlist()) {
QMenu menu(this);
menu.addAction(ui->actionGoto);
Expand All @@ -312,7 +444,8 @@ void PlaylistDock::on_tableView_customContextMenuRequested(const QPoint &pos)
}
}

void PlaylistDock::on_tableView_doubleClicked(const QModelIndex &index)

void PlaylistDock::viewDoubleClicked(const QModelIndex &index)
{
if (!m_model.playlist()) return;
Mlt::ClipInfo* i = m_model.playlist()->clip_info(index.row());
Expand All @@ -334,7 +467,7 @@ void PlaylistDock::on_tableView_doubleClicked(const QModelIndex &index)

void PlaylistDock::on_actionGoto_triggered()
{
QModelIndex index = ui->tableView->currentIndex();
QModelIndex index = m_view->currentIndex();
Mlt::ClipInfo* i = m_model.playlist()->clip_info(index.row());
if (i) {
emit itemActivated(i->start);
Expand Down Expand Up @@ -511,3 +644,68 @@ void PlaylistDock::on_updateButton_clicked()
setUpdateButtonEnabled(false);
}
}

void PlaylistDock::updateViewModeFromActions()
{
PlaylistModel::ViewMode mode;

if (ui->actionDetailed->isChecked())
{
Settings.setViewMode(kDetailedMode);
mode = PlaylistModel::Detailed;
}
else if (ui->actionIcons->isChecked())
{
Settings.setViewMode(kIconsMode);
mode = PlaylistModel::Icons;
}
else
{
Settings.setViewMode(kTiledMode);
mode = PlaylistModel::Tiled;
}

setViewMode(mode);
}

void PlaylistDock::setViewMode(PlaylistModel::ViewMode mode)
{
if (m_model.viewMode() == mode)
return;

ui->listView->setModel(0);
ui->tableView->setModel(0);
m_iconsView->setModel(0);
ui->listView->hide();
ui->tableView->hide();
m_iconsView->hide();

if (ui->listView->itemDelegate()) {
QAbstractItemDelegate * delegate = ui->listView->itemDelegate();
ui->listView->setItemDelegate(0);
delete delegate;
}

m_model.setViewMode(mode);

if (mode == PlaylistModel::Detailed) {
m_view = ui->tableView;
ui->tableView->setModel(&m_model);
ui->tableView->resizeColumnsToContents();
ui->tableView->show();

} else if (mode == PlaylistModel::Tiled) {
m_view = ui->listView;
ui->listView->setDragEnabled(true);
ui->listView->setItemDelegate(new TiledItemDelegate(ui->listView));
ui->listView->setModel(&m_model);
ui->listView->show();
} else if (mode == PlaylistModel::Icons) {
m_view = m_iconsView;
m_iconsView->setModel(&m_model);
m_iconsView->show();
}
m_model.refreshThumbnails();
}

#include "playlistdock.moc"
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