looqs/gui/mainwindow.cpp

238 righe
6.7 KiB
C++

#include <poppler-qt5.h>
#include <QLabel>
#include <QtDebug>
#include <QFileInfo>
#include <QDesktopServices>
#include <QUrl>
#include <QClipboard>
#include <QtGlobal>
#include <QSettings>
#include <QDateTime>
#include <QProcess>
#include <QComboBox>
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "clicklabel.h"
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow)
{
ui->setupUi(this);
searchWorker = new SearchWorker(QSettings().value("dbpath").toString());
pdfWorker = new PdfWorker();
searchWorker->moveToThread(&searchThread);
pdfWorker->moveToThread(&pdfWorkerThread);
connectSignals();
searchThread.start();
ui->treeResultsList->setContextMenuPolicy(Qt::ContextMenuPolicy::CustomContextMenu);
ui->tabWidget->setCurrentIndex(0);
ui->statusBar->addWidget(ui->lblSearchResults);
ui->statusBar->addWidget(ui->pdfProcessBar);
ui->pdfProcessBar->hide();
}
void MainWindow::connectSignals()
{
connect(ui->txtSearch, &QLineEdit::returnPressed, this, &MainWindow::lineEditReturnPressed);
connect(this, &MainWindow::beginSearch, searchWorker, &SearchWorker::search);
connect(searchWorker, &SearchWorker::searchResultsReady, this, &MainWindow::handleSearchResults);
connect(searchWorker, &SearchWorker::searchCancelled, this, &MainWindow::handleCancelledSearch);
connect(searchWorker, &SearchWorker::searchError, this, &MainWindow::handleSearchError);
connect(ui->treeResultsList, &QTreeWidget::itemActivated, this, &MainWindow::treeSearchItemActivated);
connect(ui->treeResultsList, &QTreeWidget::customContextMenuRequested, this,
&MainWindow::showSearchResultsContextMenu);
connect(ui->tabWidget, &QTabWidget::currentChanged, this, &MainWindow::tabChanged);
connect(this, &MainWindow::startPdfPreviewGeneration, pdfWorker, &PdfWorker::generatePreviews);
connect(pdfWorker, &PdfWorker::previewReady, this, &MainWindow::pdfPreviewReceived);
connect(pdfWorker, &PdfWorker::previewsFinished, [&] { this->pdfDirty = false; });
connect(ui->comboScale, qOverload<const QString &>(&QComboBox::currentIndexChanged), this,
&MainWindow::comboScaleChanged);
}
void MainWindow::comboScaleChanged(QString text)
{
makePdfPreview();
}
bool MainWindow::pdfTabActive()
{
return ui->tabWidget->currentIndex() == 1;
}
void MainWindow::keyPressEvent(QKeyEvent *event)
{
bool quit =
((event->modifiers() & Qt::ControlModifier && event->key() == Qt::Key_Q) || event->key() == Qt::Key_Escape);
if(quit)
{
qApp->quit();
}
if(event->modifiers() & Qt::ControlModifier)
{
if(event->key() == Qt::Key_L)
{
ui->txtSearch->setFocus();
ui->txtSearch->selectAll();
}
}
QWidget::keyPressEvent(event);
}
void MainWindow::tabChanged()
{
if(pdfTabActive())
{
if(pdfDirty)
{
makePdfPreview();
}
ui->pdfProcessBar->show();
}
else
{
ui->pdfProcessBar->hide();
}
}
void MainWindow::pdfPreviewReceived(PdfPreview preview)
{
ClickLabel *label = new ClickLabel();
label->setPixmap(QPixmap::fromImage(preview.previewImage));
ui->scrollAreaWidgetContents->layout()->addWidget(label);
ui->pdfProcessBar->setValue(++processedPdfPreviews);
connect(label, &ClickLabel::clicked,
[=]()
{
QSettings settings;
QString command = settings.value("pdfviewer").toString();
qDebug() << command;
if(command != "" && command.contains("%p") && command.contains("%f"))
{
command = command.replace("%f", preview.documentPath);
command = command.replace("%p", QString::number(preview.page));
QStringList splitted = command.split(" ");
if(splitted.size() > 1)
{
QString cmd = splitted[0];
QStringList args = splitted.mid(1);
QProcess::startDetached(cmd, args);
}
}
else
{
QDesktopServices::openUrl(QUrl::fromLocalFile(preview.documentPath));
}
});
}
void MainWindow::lineEditReturnPressed()
{
QString q = ui->txtSearch->text();
if(!searchWorker->checkParanthesis(q))
{
ui->lblSearchResults->setText("Invalid paranthesis");
return;
}
// TODO: validate q;
ui->lblSearchResults->setText("Searching...");
emit beginSearch(q);
}
void MainWindow::handleSearchResults(const QVector<SearchResult> &results)
{
this->pdfSearchResults.clear();
ui->treeResultsList->clear();
ui->lblSearchResults->setText("Results: " + QString::number(results.size()));
QString lastpath = "";
for(const SearchResult &result : results)
{
if(lastpath != result.fileData.absPath)
{
QFileInfo pathInfo(result.fileData.absPath);
QString fileName = pathInfo.fileName();
QTreeWidgetItem *item = new QTreeWidgetItem(ui->treeResultsList);
QDateTime dt = QDateTime::fromSecsSinceEpoch(result.fileData.mtime);
item->setIcon(0, iconProvider.icon(pathInfo));
item->setText(0, fileName);
item->setText(1, result.fileData.absPath);
item->setText(2, dt.toString(Qt::ISODate));
}
// TODO: this must be user defined or done more intelligently
if(this->pdfSearchResults.size() < 300)
{
if(result.fileData.absPath.endsWith(".pdf"))
{
this->pdfSearchResults.append(result);
}
}
lastpath = result.fileData.absPath;
}
ui->treeResultsList->resizeColumnToContents(0);
ui->treeResultsList->resizeColumnToContents(1);
pdfDirty = !this->pdfSearchResults.empty();
if(pdfTabActive() && pdfDirty)
{
makePdfPreview();
}
}
void MainWindow::makePdfPreview()
{
if(!pdfWorkerThread.isRunning())
pdfWorkerThread.start();
pdfWorker->cancelAndWait();
QCoreApplication::processEvents(); // Process not processed images
qDeleteAll(ui->scrollAreaWidgetContents->children());
ui->scrollAreaWidgetContents->setLayout(new QHBoxLayout());
ui->pdfProcessBar->setMaximum(this->pdfSearchResults.size());
processedPdfPreviews = 0;
QString scaleText = ui->comboScale->currentText();
scaleText.chop(1);
emit startPdfPreviewGeneration(this->pdfSearchResults, scaleText.toInt() / 100.);
}
void MainWindow::handleCancelledSearch()
{
}
void MainWindow::handleSearchError(QString error)
{
ui->lblSearchResults->setText("Error:" + error);
}
void MainWindow::treeSearchItemActivated(QTreeWidgetItem *item, int i)
{
QDesktopServices::openUrl(QUrl::fromLocalFile(item->text(1)));
}
void MainWindow::showSearchResultsContextMenu(const QPoint &point)
{
QTreeWidgetItem *item = ui->treeResultsList->itemAt(point);
if(item == nullptr)
{
return;
}
QMenu menu("SearchResult", this);
menu.addAction("Copy filename to clipboard", [&] { QGuiApplication::clipboard()->setText(item->text(0)); });
menu.addAction("Copy full path to clipboard", [&] { QGuiApplication::clipboard()->setText(item->text(1)); });
menu.addAction("Open containing folder",
[&]
{
QFileInfo pathinfo(item->text(1));
QString dir = pathinfo.absolutePath();
QDesktopServices::openUrl(QUrl::fromLocalFile(dir));
});
menu.exec(QCursor::pos());
}
MainWindow::~MainWindow()
{
delete ui;
}