7252848206

Committed 18 Dec 2023 07:26PM UTC coverage: 32.067% (+0.001%) from 32.066%

Build # 7252848206

Build Type

push

github

Committed by

mcallegari

Commit Message

Code style review #1427

Run Details

199 of 628 new or added lines in 101 files covered. (31.69%)

8 existing lines in 2 files now uncovered.

15169 of 47304 relevant lines covered (32.07%)

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Source File
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0.0

/ui/src/functionmanager.cpp

/*
  Q Light Controller
  functionmanager.cpp

  Copyright (C) Heikki Junnila
  Copyright (C) Massimo Callegari

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0.txt

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
*/

#include <QTreeWidgetItemIterator>
#include <QTreeWidgetItem>
#include <QInputDialog>
#include <QTreeWidget>
#include <QHeaderView>
#include <QMessageBox>
#include <QVBoxLayout>
#include <QFileDialog>
#include <QCheckBox>
#include <QSplitter>
#include <QSettings>
#include <QToolBar>
#include <QMenuBar>
#include <QPixmap>
#include <QDebug>
#include <QMenu>
#include <QList>
#include <QIcon>

#include "functionstreewidget.h"
#include "functionselection.h"
#include "collectioneditor.h"
#include "audioplugincache.h"
#include "functionmanager.h"
#include "rgbmatrixeditor.h"
#include "functionwizard.h"
#include "chasereditor.h"
#include "scripteditor.h"
#include "sceneeditor.h"
#include "audioeditor.h"
#include "videoeditor.h"
#include "showeditor.h"
#include "collection.h"
#include "efxeditor.h"
#include "rgbmatrix.h"
#include "function.h"
#include "sequence.h"
#include "chaser.h"
#include "script.h"
#include "scene.h"
#include "audio.h"
#include "video.h"
#include "show.h"
#include "doc.h"
#include "efx.h"

#define COL_NAME 0
#define COL_PATH 1

#define SETTINGS_SPLITTER "functionmanager/splitter"

FunctionManager* FunctionManager::s_instance = NULL;

/*****************************************************************************
 * Initialization
 *****************************************************************************/

FunctionManager::FunctionManager(QWidget* parent, Doc* doc)
    : QWidget(parent)
    , m_doc(doc)
    , m_hsplitter(NULL)
    , m_vsplitter(NULL)
    , m_tree(NULL)
    , m_toolbar(NULL)
    , m_addSceneAction(NULL)
    , m_addChaserAction(NULL)
    , m_addCollectionAction(NULL)
    , m_addEFXAction(NULL)
    , m_addRGBMatrixAction(NULL)
    , m_addScriptAction(NULL)
    , m_addAudioAction(NULL)
    , m_addVideoAction(NULL)
    , m_autostartAction(NULL)
    , m_wizardAction(NULL)
    , m_addFolderAction(NULL)
    , m_cloneAction(NULL)
    , m_deleteAction(NULL)
    , m_selectAllAction(NULL)
    , m_editor(NULL)
    , m_scene_editor(NULL)
{
    Q_ASSERT(s_instance == NULL);
    s_instance = this;

    Q_ASSERT(doc != NULL);

    new QVBoxLayout(this);
    layout()->setContentsMargins(0, 0, 0, 0);
    layout()->setSpacing(0);

    initActions();
    initToolbar();
    initSplitterView();
    updateActionStatus();

    connect(m_doc, SIGNAL(modeChanged(Doc::Mode)), this, SLOT(slotModeChanged()));
    m_tree->updateTree();

    connect(m_doc, SIGNAL(clearing()), this, SLOT(slotDocClearing()));
    connect(m_doc, SIGNAL(loading()), this, SLOT(slotDocLoading()));
    connect(m_doc, SIGNAL(loaded()), this, SLOT(slotDocLoaded()));
    connect(m_doc, SIGNAL(functionNameChanged(quint32)), this, SLOT(slotFunctionNameChanged(quint32)));
    connect(m_doc, SIGNAL(functionAdded(quint32)), this, SLOT(slotFunctionAdded(quint32)));

    QSettings settings;
    QVariant var = settings.value(SETTINGS_SPLITTER);
    if (var.isValid() == true)
        m_hsplitter->restoreState(var.toByteArray());
    else
        m_hsplitter->setSizes(QList <int> () << int(this->width() / 2) << int(this->width() / 2));
}

FunctionManager::~FunctionManager()
{
    QSettings settings;
    settings.setValue(SETTINGS_SPLITTER, m_hsplitter->saveState());

    FunctionManager::s_instance = NULL;
}

FunctionManager* FunctionManager::instance()
{
    return s_instance;
}

void FunctionManager::slotModeChanged()
{
    updateActionStatus();
}

void FunctionManager::slotDocClearing()
{
    deleteCurrentEditor(false); // Synchronous delete
    m_tree->clearTree();
}

void FunctionManager::slotDocLoading()
{
    disconnect(m_doc, SIGNAL(functionAdded(quint32)), this, SLOT(slotFunctionAdded(quint32)));
}

void FunctionManager::slotDocLoaded()
{
    connect(m_doc, SIGNAL(functionAdded(quint32)), this, SLOT(slotFunctionAdded(quint32)));

    m_tree->updateTree();
}

void FunctionManager::slotFunctionNameChanged(quint32 id)
{
    m_tree->functionNameChanged(id);
}

void FunctionManager::slotFunctionAdded(quint32 id)
{
    m_tree->addFunction(id);
}

void FunctionManager::showEvent(QShowEvent* ev)
{
    qDebug() << Q_FUNC_INFO;
    emit functionManagerActive(true);
    QWidget::showEvent(ev);
}

void FunctionManager::hideEvent(QHideEvent* ev)
{
    qDebug() << Q_FUNC_INFO;
    emit functionManagerActive(false);
    QWidget::hideEvent(ev);
}

/*****************************************************************************
 * Menu, toolbar and actions
 *****************************************************************************/

void FunctionManager::initActions()
{
    /* Manage actions */
    m_addSceneAction = new QAction(QIcon(":/scene.png"),
                                   tr("New &scene"), this);
    m_addSceneAction->setShortcut(QKeySequence("CTRL+1"));
    connect(m_addSceneAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddScene()));

    m_addChaserAction = new QAction(QIcon(":/chaser.png"),
                                    tr("New c&haser"), this);
    m_addChaserAction->setShortcut(QKeySequence("CTRL+2"));
    connect(m_addChaserAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddChaser()));

    m_addSequenceAction = new QAction(QIcon(":/sequence.png"),
                                    tr("New se&quence"), this);
    m_addSequenceAction->setShortcut(QKeySequence("CTRL+3"));
    connect(m_addSequenceAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddSequence()));

    m_addEFXAction = new QAction(QIcon(":/efx.png"),
                                 tr("New E&FX"), this);
    m_addEFXAction->setShortcut(QKeySequence("CTRL+4"));
    connect(m_addEFXAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddEFX()));

    m_addCollectionAction = new QAction(QIcon(":/collection.png"),
                                        tr("New c&ollection"), this);
    m_addCollectionAction->setShortcut(QKeySequence("CTRL+5"));
    connect(m_addCollectionAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddCollection()));

    m_addRGBMatrixAction = new QAction(QIcon(":/rgbmatrix.png"),
                                 tr("New &RGB Matrix"), this);
    m_addRGBMatrixAction->setShortcut(QKeySequence("CTRL+6"));
    connect(m_addRGBMatrixAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddRGBMatrix()));

    m_addScriptAction = new QAction(QIcon(":/script.png"),
                                 tr("New scrip&t"), this);
    m_addScriptAction->setShortcut(QKeySequence("CTRL+7"));
    connect(m_addScriptAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddScript()));

    m_addAudioAction = new QAction(QIcon(":/audio.png"),
                                   tr("New au&dio"), this);
    m_addAudioAction->setShortcut(QKeySequence("CTRL+8"));
    connect(m_addAudioAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddAudio()));

    m_addVideoAction = new QAction(QIcon(":/video.png"),
                                   tr("New vid&eo"), this);
    m_addVideoAction->setShortcut(QKeySequence("CTRL+9"));
    connect(m_addVideoAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddVideo()));

    m_addFolderAction = new QAction(QIcon(":/folder.png"),
                                   tr("New fo&lder"), this);
    m_addFolderAction->setShortcut(QKeySequence("CTRL+L"));
    connect(m_addFolderAction, SIGNAL(triggered(bool)),
            this, SLOT(slotAddFolder()));

    m_autostartAction = new QAction(QIcon(":/autostart.png"),
                                    tr("Select Startup Function"), this);
    connect(m_autostartAction, SIGNAL(triggered(bool)),
            this, SLOT(slotSelectAutostartFunction()));

    m_wizardAction = new QAction(QIcon(":/wizard.png"),
                                 tr("Function &Wizard"), this);
    m_wizardAction->setShortcut(QKeySequence("CTRL+W"));
    connect(m_wizardAction, SIGNAL(triggered(bool)),
            this, SLOT(slotWizard()));

    /* Edit actions */
    m_cloneAction = new QAction(QIcon(":/editcopy.png"),
                                tr("&Clone"), this);
    m_cloneAction->setShortcut(QKeySequence("CTRL+C"));
    connect(m_cloneAction, SIGNAL(triggered(bool)),
            this, SLOT(slotClone()));

    m_deleteAction = new QAction(QIcon(":/editdelete.png"),
                                 tr("&Delete"), this);
    m_deleteAction->setShortcut(QKeySequence("Delete"));
    connect(m_deleteAction, SIGNAL(triggered(bool)),
            this, SLOT(slotDelete()));

    m_selectAllAction = new QAction(QIcon(":/selectall.png"),
                                    tr("Select &all"), this);
    m_selectAllAction->setShortcut(QKeySequence("CTRL+A"));
    connect(m_selectAllAction, SIGNAL(triggered(bool)),
            this, SLOT(slotSelectAll()));
}

void FunctionManager::initToolbar()
{
    // Add a toolbar to the dock area
    m_toolbar = new QToolBar("Function Manager", this);
    m_toolbar->setFloatable(false);
    m_toolbar->setMovable(false);
    layout()->addWidget(m_toolbar);
    m_toolbar->addAction(m_addSceneAction);
    m_toolbar->addAction(m_addChaserAction);
    m_toolbar->addAction(m_addSequenceAction);
    m_toolbar->addAction(m_addEFXAction);
    m_toolbar->addAction(m_addCollectionAction);
    m_toolbar->addAction(m_addRGBMatrixAction);
    m_toolbar->addAction(m_addScriptAction);
    m_toolbar->addAction(m_addAudioAction);
    m_toolbar->addAction(m_addVideoAction);
    m_toolbar->addSeparator();
    m_toolbar->addAction(m_addFolderAction);
    m_toolbar->addSeparator();
    m_toolbar->addAction(m_autostartAction);
    m_toolbar->addAction(m_wizardAction);
    m_toolbar->addSeparator();
    m_toolbar->addAction(m_cloneAction);
    m_toolbar->addSeparator();
    m_toolbar->addAction(m_deleteAction);
}

void FunctionManager::slotAddScene()
{
    Function* f = new Scene(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New Scene")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddChaser()
{
    Function* f = new Chaser(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New Chaser")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddSequence()
{
    // a Sequence depends on a Scene, so let's create
    // a new hidden Scene first
    Function *scene = new Scene(m_doc);
    scene->setVisible(false);

    if (m_doc->addFunction(scene) == true)
    {
        Function* f = new Sequence(m_doc);
        Sequence *sequence = qobject_cast<Sequence *>(f);
        sequence->setBoundSceneID(scene->id());

        if (m_doc->addFunction(sequence) == true)
        {
            QTreeWidgetItem* item = m_tree->functionItem(f);
            Q_ASSERT(item != NULL);
            f->setName(QString("%1 %2").arg(tr("New Sequence")).arg(f->id()));
            m_tree->scrollToItem(item);
            m_tree->setCurrentItem(item);
        }
    }
}

void FunctionManager::slotAddCollection()
{
    Function* f = new Collection(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New Collection")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddEFX()
{
    Function* f = new EFX(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New EFX")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddRGBMatrix()
{
    Function* f = new RGBMatrix(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New RGB Matrix")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddScript()
{
    Function* f = new Script(m_doc);
    if (m_doc->addFunction(f) == true)
    {
        QTreeWidgetItem* item = m_tree->functionItem(f);
        Q_ASSERT(item != NULL);
        f->setName(QString("%1 %2").arg(tr("New Script")).arg(f->id()));
        m_tree->scrollToItem(item);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::slotAddAudio()
{
    /* Create a file open dialog */
    QFileDialog dialog(this);
    dialog.setWindowTitle(tr("Open Audio File"));
    dialog.setAcceptMode(QFileDialog::AcceptOpen);
    dialog.setFileMode(QFileDialog::ExistingFiles);

    /* Append file filters to the dialog */
    QStringList extList = m_doc->audioPluginCache()->getSupportedFormats();

    QStringList filters;
    qDebug() << Q_FUNC_INFO << "Extensions: " << extList.join(" ");
    filters << tr("Audio Files (%1)").arg(extList.join(" "));
#if defined(WIN32) || defined(Q_OS_WIN)
    filters << tr("All Files (*.*)");
#else
    filters << tr("All Files (*)");
#endif
    dialog.setNameFilters(filters);

    /* Append useful URLs to the dialog */
    QList <QUrl> sidebar;
    sidebar.append(QUrl::fromLocalFile(QDir::homePath()));
    sidebar.append(QUrl::fromLocalFile(QDir::rootPath()));
    dialog.setSidebarUrls(sidebar);

    /* Get file name */
    if (dialog.exec() != QDialog::Accepted)
        return;

    foreach (QString fn, dialog.selectedFiles())
    {
        Function* f = new Audio(m_doc);
        Audio *audio = qobject_cast<Audio*> (f);
        if (audio->setSourceFileName(fn) == false)
        {
            QMessageBox::warning(this, tr("Unsupported audio file"), tr("This audio file cannot be played with QLC+. Sorry."));
            return;
        }
        if (m_doc->addFunction(f) == true)
        {
            QTreeWidgetItem* item = m_tree->functionItem(f);
            Q_ASSERT(item != NULL);
            if (fn == dialog.selectedFiles().last())
            {
                m_tree->scrollToItem(item);
                m_tree->setCurrentItem(item);
            }
        }
    }
}

void FunctionManager::slotAddVideo()
{
    /* Create a file open dialog */
    QFileDialog dialog(this);
    dialog.setWindowTitle(tr("Open Video File"));
    dialog.setAcceptMode(QFileDialog::AcceptOpen);
    dialog.setFileMode(QFileDialog::ExistingFiles);

    /* Append file filters to the dialog */
    QStringList extList = Video::getVideoCapabilities();

    QStringList filters;
    qDebug() << Q_FUNC_INFO << "Extensions: " << extList.join(" ");
    filters << tr("Video Files (%1)").arg(extList.join(" "));
#if defined(WIN32) || defined(Q_OS_WIN)
    filters << tr("All Files (*.*)");
#else
    filters << tr("All Files (*)");
#endif
    dialog.setNameFilters(filters);

    /* Append useful URLs to the dialog */
    QList <QUrl> sidebar;
    sidebar.append(QUrl::fromLocalFile(QDir::homePath()));
    sidebar.append(QUrl::fromLocalFile(QDir::rootPath()));
    dialog.setSidebarUrls(sidebar);

    /* Get file name */
    if (dialog.exec() != QDialog::Accepted)
        return;

    foreach (QString fn, dialog.selectedFiles())
    {
        Function* f = new Video(m_doc);
        Video *video = qobject_cast<Video*> (f);
        if (video->setSourceUrl(fn) == false)
        {
            QMessageBox::warning(this, tr("Unsupported video file"), tr("This video file cannot be played with QLC+. Sorry."));
            return;
        }
        if (m_doc->addFunction(f) == true)
        {
            QTreeWidgetItem* item = m_tree->functionItem(f);
            Q_ASSERT(item != NULL);
            if (fn == dialog.selectedFiles().last())
            {
                m_tree->scrollToItem(item);
                m_tree->setCurrentItem(item);
            }
        }
    }
}

void FunctionManager::slotAddFolder()
{
    m_tree->addFolder();
    m_doc->setModified();
}

void FunctionManager::slotSelectAutostartFunction()
{
    FunctionSelection fs(this, m_doc);
    fs.setMultiSelection(false);
    fs.showNone(true);
    QList<quint32> currentStartupSelection;
    currentStartupSelection.append(m_doc->startupFunction());
    fs.setSelection(currentStartupSelection);

    if (fs.exec() == QDialog::Accepted && fs.selection().size() > 0)
    {
        quint32 startID = fs.selection().first();
        m_doc->setStartupFunction(startID);
        m_doc->setModified();
    }
}

void FunctionManager::slotWizard()
{
    FunctionWizard fw(this, m_doc);
    if (fw.exec() == QDialog::Accepted)
        m_tree->updateTree();
}

void FunctionManager::slotClone()
{
    QListIterator <QTreeWidgetItem*> it(m_tree->selectedItems());
    while (it.hasNext() == true)
    {
        QTreeWidgetItem* item = it.next();
        quint32 fid = item->data(COL_NAME, Qt::UserRole).toUInt();
        if (fid == Function::invalidId())
            continue;
        copyFunction(m_tree->itemFunctionId(item));
    }
}

void FunctionManager::slotDelete()
{
    bool isFolder = false;
    QListIterator <QTreeWidgetItem*> it(m_tree->selectedItems());
    if (it.hasNext() == false)
        return;

    QString msg;
    QTreeWidgetItem *firstItem = m_tree->selectedItems().first();

    if (firstItem->childCount() > 0 || firstItem->text(COL_PATH).isEmpty() == false)
        isFolder = true;

    if (isFolder == true)
        msg = tr("Do you want to DELETE folder:") + QString("\n");
    else
        msg = tr("Do you want to DELETE functions:") + QString("\n");

    // Append functions' names to the message
    while (it.hasNext() == true)
    {
        QTreeWidgetItem *item = it.next();
        msg.append(item->text(COL_NAME));
        if (it.hasNext())
            msg.append(", ");

        if (item->childCount() > 0)
        {
            msg.append("\n" + tr("(This will also DELETE: "));
            for (int i = 0; i < item->childCount(); i++)
            {
                QTreeWidgetItem *child = item->child(i);
                if (i > 0) msg.append(", ");
                msg.append(child->text(COL_NAME));
            }
            msg.append(")");
        }
    }

    // Ask for user's confirmation
    if (QMessageBox::question(this, tr("Delete Functions"), msg,
                              QMessageBox::Yes, QMessageBox::No)
            == QMessageBox::Yes)
    {
        if (isFolder)
        {
            m_tree->deleteFolder(m_tree->selectedItems().first());
            m_doc->setModified();
        }
        else
            deleteSelectedFunctions();
        updateActionStatus();
        deleteCurrentEditor();
    }
}

void FunctionManager::slotSelectAll()
{
    /* This has to be done thru an intermediary slot because the tree
       widget hasn't been created when actions are being created and
       so a direct slot collection to m_tree is not possible. */
    m_tree->selectAll();
}

void FunctionManager::updateActionStatus()
{
    bool validSelection = false;
    m_cloneAction->setEnabled(false);

    if (m_tree->selectedItems().isEmpty() == false)
    {
        QTreeWidgetItem *firstItem = m_tree->selectedItems().first();
        quint32 fid = m_tree->itemFunctionId(firstItem);
        if (fid != Function::invalidId())
        {
            m_cloneAction->setEnabled(true);
            validSelection = true;
        }

        // check if this is a folder
        if (m_tree->selectedItems().count() == 1 && m_tree->indexOfTopLevelItem(firstItem) < 0)
            validSelection = true;

        m_addFolderAction->setEnabled(true);
    }
    else
        m_addFolderAction->setEnabled(false);

    if (validSelection == true)
    {
        /* At least one function has been selected, so
           editing is possible. */
        m_selectAllAction->setEnabled(true);
        if (m_doc->mode() == Doc::Operate)
            m_deleteAction->setEnabled(false);
        else
            m_deleteAction->setEnabled(true);
    }
    else
    {
        /* No functions selected */
        m_selectAllAction->setEnabled(false);
        m_deleteAction->setEnabled(false);
    }
}

/****************************************************************************
 * Function tree
 ****************************************************************************/

void FunctionManager::initSplitterView()
{
    m_vsplitter = new QSplitter(Qt::Vertical, this);
    layout()->addWidget(m_vsplitter);
    // add container for tree view + right editor
    QWidget* gcontainer = new QWidget(this);
    m_vsplitter->addWidget(gcontainer);
    gcontainer->setLayout(new QVBoxLayout);
    gcontainer->layout()->setContentsMargins(0, 0, 0, 0);

    // add container for scene editor
    QWidget* scontainer = new QWidget(this);
    m_vsplitter->addWidget(scontainer);
    scontainer->setLayout(new QVBoxLayout);
    scontainer->layout()->setContentsMargins(0, 0, 0, 0);
    scontainer->hide();

    m_hsplitter = new QSplitter(Qt::Horizontal, this);
    //layout()->addWidget(m_hsplitter);
    m_vsplitter->widget(0)->layout()->addWidget(m_hsplitter);
    initTree();

    QWidget* container = new QWidget(this);
    m_hsplitter->addWidget(container);
    container->setLayout(new QVBoxLayout);
    container->layout()->setContentsMargins(0, 0, 0, 0);
    container->hide();
}

void FunctionManager::initTree()
{
    m_tree = new FunctionsTreeWidget(m_doc, this);
    Q_ASSERT(m_hsplitter != NULL);
    m_hsplitter->addWidget(m_tree);

    QStringList labels;
    labels << tr("Function"); // << "Path";
    m_tree->setHeaderLabels(labels);
    m_tree->setRootIsDecorated(true);
    m_tree->setAllColumnsShowFocus(true);
    m_tree->setSelectionMode(QAbstractItemView::ExtendedSelection);
    m_tree->setContextMenuPolicy(Qt::CustomContextMenu);
    m_tree->setSortingEnabled(true);
    m_tree->sortByColumn(COL_NAME, Qt::AscendingOrder);
    m_tree->setDragEnabled(true);
    m_tree->setAcceptDrops(true);
    m_tree->setDragDropMode(QAbstractItemView::InternalMove);

    // Catch selection changes
    connect(m_tree, SIGNAL(itemSelectionChanged()),
            this, SLOT(slotTreeSelectionChanged()));

    // Catch right-mouse clicks
    connect(m_tree, SIGNAL(customContextMenuRequested(const QPoint&)),
            this, SLOT(slotTreeContextMenuRequested()));
}

void FunctionManager::selectFunction(quint32 id)
{
    Function* function = m_doc->function(id);
    if (function == NULL)
        return;
    QTreeWidgetItem* item = m_tree->functionItem(function);
    if (item != NULL)
        m_tree->setCurrentItem(item);
}

void FunctionManager::deleteSelectedFunctions()
{
    QListIterator <QTreeWidgetItem*> it(m_tree->selectedItems());
    while (it.hasNext() == true)
    {
        QTreeWidgetItem* item(it.next());
        quint32 fid = m_tree->itemFunctionId(item);
        Function *func = m_doc->function(fid);
        if (func == NULL)
            continue;

        // Stop running tests before deleting function
        if (m_editor != NULL)
        {
            if (func->type() == Function::RGBMatrixType)
                static_cast<RGBMatrixEditor*>(m_editor)->stopTest();
            else if (func->type() == Function::EFXType)
                static_cast<EFXEditor*>(m_editor)->stopTest();
            else if (func->type() == Function::ChaserType || func->type() == Function::SequenceType)
                static_cast<ChaserEditor*>(m_editor)->stopTest();
        }

        /* When deleting a Sequence, check if the bound Scene ID is still used
         * in the Doc. If not, get rid of it cause otherwise it would stay in the project
         * forever since bound Scenes are hidden and users cannot delete them */
        if (func->type() == Function::SequenceType)
        {
            Sequence *seq = qobject_cast<Sequence *>(func);
            quint32 boundSceneID = seq->boundSceneID();
            m_doc->deleteFunction(fid);

            if (m_doc->getUsage(boundSceneID).count() == 0)
                m_doc->deleteFunction(boundSceneID);
        }
        else
        {
            m_doc->deleteFunction(fid);
        }

        QTreeWidgetItem* parent = item->parent();
        delete item;
        if (parent != NULL && parent->childCount() == 0)
        {
            if (m_tree->indexOfTopLevelItem(parent) >= 0)
                m_tree->deleteFolder(parent);
        }
    }
}

void FunctionManager::slotTreeSelectionChanged()
{
    updateActionStatus();

    QList <QTreeWidgetItem*> selection(m_tree->selectedItems());
    if (selection.size() == 1)
    {
        Function* function = m_doc->function(m_tree->itemFunctionId(selection.first()));
        editFunction(function);
    }
    else
    {
        editFunction(NULL);
    }
}

void FunctionManager::slotTreeContextMenuRequested()
{
    QMenu menu(this);
    menu.addAction(m_cloneAction);
    menu.addAction(m_selectAllAction);
    menu.addSeparator();
    menu.addAction(m_deleteAction);
    menu.addSeparator();
    menu.addAction(m_addSceneAction);
    menu.addAction(m_addChaserAction);
    menu.addAction(m_addEFXAction);
    menu.addAction(m_addCollectionAction);
    menu.addAction(m_addRGBMatrixAction);
    menu.addAction(m_addScriptAction);
    menu.addAction(m_addAudioAction);
    menu.addAction(m_addVideoAction);
    menu.addSeparator();
    menu.addAction(m_addFolderAction);
    menu.addSeparator();
    menu.addAction(m_wizardAction);

    updateActionStatus();

    menu.exec(QCursor::pos());
}

/*****************************************************************************
 * Helpers
 *****************************************************************************/

void FunctionManager::copyFunction(quint32 fid)
{
    Function* function = m_doc->function(fid);
    Q_ASSERT(function != NULL);

    /* Attempt to create a copy of the function to Doc */
    Function* copy = function->createCopy(m_doc);
    if (copy != NULL)
    {
        copy->setName(copy->name() + tr(" (Copy)"));

        /* If the cloned Function is a Sequence,
         * clone the bound Scene too */
        if (function->type() == Function::SequenceType)
        {
            Sequence *sequence = qobject_cast<Sequence *>(copy);
            quint32 sceneID = sequence->boundSceneID();
            Function *scene = m_doc->function(sceneID);
            if (scene != NULL)
            {
                Function *sceneCopy = scene->createCopy(m_doc);
                if (sceneCopy != NULL)
                    sequence->setBoundSceneID(sceneCopy->id());
            }
        }

        QTreeWidgetItem* item = m_tree->functionItem(copy);
        m_tree->setCurrentItem(item);
    }
}

void FunctionManager::editFunction(Function* function)
{
    deleteCurrentEditor();

    if (function == NULL)
        return;

    // Choose the editor by the selected function's type
    if (function->type() == Function::SceneType)
    {
        m_scene_editor = new SceneEditor(m_vsplitter->widget(1), qobject_cast<Scene*> (function), m_doc, true);
        connect(this, SIGNAL(functionManagerActive(bool)),
                m_scene_editor, SLOT(slotFunctionManagerActive(bool)));
    }
    else if (function->type() == Function::ChaserType)
    {
        Chaser *chaser = qobject_cast<Chaser*> (function);
        m_editor = new ChaserEditor(m_hsplitter->widget(1), chaser, m_doc);
        connect(this, SIGNAL(functionManagerActive(bool)),
                m_editor, SLOT(slotFunctionManagerActive(bool)));
    }
    else if (function->type() == Function::SequenceType)
    {
        Sequence *sequence = qobject_cast<Sequence*> (function);
        Function *sfunc = m_doc->function(sequence->boundSceneID());

        if (sfunc == NULL)
        {
            // The bound Scene no longer exists. Invalidate the Sequence
            sequence->setBoundSceneID(Function::invalidId());
        }
        else
        {
            m_editor = new ChaserEditor(m_hsplitter->widget(1), sequence, m_doc);
            connect(this, SIGNAL(functionManagerActive(bool)),
                    m_editor, SLOT(slotFunctionManagerActive(bool)));

            if (sfunc->type() == Function::SceneType)
            {
                m_scene_editor = new SceneEditor(m_vsplitter->widget(1), qobject_cast<Scene*> (sfunc), m_doc, false);
                connect(this, SIGNAL(functionManagerActive(bool)),
                        m_scene_editor, SLOT(slotFunctionManagerActive(bool)));
                /** Signal from chaser editor to scene editor. When a step is clicked apply values immediately */
                connect(m_editor, SIGNAL(applyValues(QList<SceneValue>&)),
                        m_scene_editor, SLOT(slotSetSceneValues(QList <SceneValue>&)));
                /** Signal from scene editor to chaser editor. When a fixture value is changed, update the selected chaser step */
                connect(m_scene_editor, SIGNAL(fixtureValueChanged(SceneValue, bool)),
                        m_editor, SLOT(slotUpdateCurrentStep(SceneValue, bool)));
            }
        }
    }
    else if (function->type() == Function::CollectionType)
    {
        m_editor = new CollectionEditor(m_hsplitter->widget(1), qobject_cast<Collection*> (function), m_doc);
    }
    else if (function->type() == Function::EFXType)
    {
        m_editor = new EFXEditor(m_hsplitter->widget(1), qobject_cast<EFX*> (function), m_doc);
        connect(this, SIGNAL(functionManagerActive(bool)),
                m_editor, SLOT(slotFunctionManagerActive(bool)));
    }
    else if (function->type() == Function::RGBMatrixType)
    {
        m_editor = new RGBMatrixEditor(m_hsplitter->widget(1), qobject_cast<RGBMatrix*> (function), m_doc);
        connect(this, SIGNAL(functionManagerActive(bool)),
                m_editor, SLOT(slotFunctionManagerActive(bool)));
    }
    else if (function->type() == Function::ScriptType)
    {
        m_editor = new ScriptEditor(m_hsplitter->widget(1), qobject_cast<Script*> (function), m_doc);
    }
    else if (function->type() == Function::ShowType)
    {
        m_editor = new ShowEditor(m_hsplitter->widget(1), qobject_cast<Show*> (function), m_doc);
    }
    else if (function->type() == Function::AudioType)
    {
        m_editor = new AudioEditor(m_hsplitter->widget(1), qobject_cast<Audio*> (function), m_doc);
    }
    else if (function->type() == Function::VideoType)
    {
        m_editor = new VideoEditor(m_hsplitter->widget(1), qobject_cast<Video*> (function), m_doc);
    }
    else
    {
        m_editor = NULL;
        m_scene_editor = NULL;
    }

    // Show the editor
    if (m_editor != NULL)
    {
        m_hsplitter->widget(1)->show();
        m_hsplitter->widget(1)->layout()->addWidget(m_editor);
        m_editor->show();
    }
    if (m_scene_editor != NULL)
    {
        m_vsplitter->widget(1)->show();
        m_vsplitter->widget(1)->layout()->addWidget(m_scene_editor);
        m_scene_editor->show();
    }
}

void FunctionManager::deleteCurrentEditor(bool async)
{
    if (async)
    {
        if (m_editor) m_editor->deleteLater();
        if (m_scene_editor) m_scene_editor->deleteLater();
    }
    else
    {
        delete m_editor;
        delete m_scene_editor;
    }

    m_editor = NULL;
    m_scene_editor = NULL;

    m_hsplitter->widget(1)->hide();
    m_vsplitter->widget(1)->hide();
}

mcallegari / qlcplus / 7252848206

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