MainWindow.cpp

#include "MainWindow.h"


MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent)
{
    this->setupUi(this);

    this->mTreeWidget->setHeaderHidden(true);
    this->mTreeWidget->setContextMenuPolicy(Qt::CustomContextMenu);
    this->mTreeWidget->setAcceptDrops(true);
    this->mTreeWidget->setDragEnabled(true);
    this->mTreeWidget->setDragDropMode(QAbstractItemView::InternalMove);

    this->mTreeUtils.setTreeWidget(this->mTreeWidget);
    this->connects();
}

MainWindow::~MainWindow()
{

}

void MainWindow::connects()
{
    connect(mButtonAdd, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotAddItemInTree);
    connect(mButtonClear, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotClearTree);
    connect(mButtonRemove, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotRemoveTreeItem);
    connect(mButtonExpand, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotExpandAll);
    connect(mButtonCollapse, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotCollapseAll);
    connect(mButtonClearSelection, &QPushButton::clicked, &mTreeUtils, &TreeUtils::slotClearSelection);

    connect(mButtonSaveJson, &QPushButton::clicked, this, &MainWindow::slotSaveJson);
    connect(mButtonLoadJson, &QPushButton::clicked, this, &MainWindow::slotLoadJson);

    connect(mFilterLineEdit, &QLineEdit::textEdited, &mTreeUtils, &TreeUtils::slotApplyFilter);

    connect(mItemLineEdit, &QLineEdit::textEdited, &mTreeUtils, &TreeUtils::slotUpdateItemText);
    connect(mItemTypeCombo, QOverload<int>::of(&QComboBox::currentIndexChanged), &mTreeUtils, &TreeUtils::slotUpdateItemType);

    connect(&mTreeUtils, &TreeUtils::signalUpdateForm, this, [this](QString newText, int newIndex){
        this->mItemTypeCombo->setCurrentIndex(newIndex);
        this->mItemLineEdit->setText(newText);
    }, Qt::UniqueConnection);
    connect(&mTreeUtils, &TreeUtils::signalShowStatusbarMessage, this->statusbar, &QStatusBar::showMessage);
    connect(&mTreeUtils, &TreeUtils::signalUpdateJsonText, this->mJsonOutput, &QPlainTextEdit::setPlainText);
}

void MainWindow::slotSaveJson()
{
    auto fileName = QFileDialog::getSaveFileName(this, tr("Save File"), QDir::homePath(), tr("Json (*.json)"));
    if(fileName.isEmpty() || fileName.isNull()) return;

    QFile file(fileName);
    if(file.open(QFile::WriteOnly | QFile::Text)){
        file.write(this->mJsonOutput->toPlainText().toUtf8());
        file.close();
    }
    else QMessageBox::critical(this, tr("Error"), tr("Could not save the file"));
}

void MainWindow::slotLoadJson()
{
    auto fileName = QFileDialog::getOpenFileName(this, tr("Open File"), QDir::homePath(), tr("Json (*.json)"));

    QFile file(fileName);
    if(file.open(QFile::ReadOnly | QFile::Text)){
            QTextStream in(&file);
            this->mTreeUtils.parseJsonToTree(QJsonDocument::fromJson(in.readAll().toUtf8()));
    }
    else QMessageBox::critical(this, tr("Error"), tr("Could not open the file"));
}