mirror of
https://github.com/nextcloud/desktop.git
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8f61cc4041
Fixes #1156
206 lines
5.6 KiB
C++
206 lines
5.6 KiB
C++
/*
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* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include "logbrowser.h"
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#include "stdio.h"
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#include <iostream>
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#include <QDialogButtonBox>
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#include <QTextDocument>
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#include <QLayout>
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#include <QPushButton>
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#include <QLabel>
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#include <QFileDialog>
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#include <QDir>
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#include <QTextStream>
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#include <QMessageBox>
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#include <QCoreApplication>
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#include <QDebug>
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#include <QSettings>
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#include <QAction>
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#include "mirall/mirallconfigfile.h"
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#include "mirall/logger.h"
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namespace Mirall {
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// ==============================================================================
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LogWidget::LogWidget(QWidget *parent)
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:QPlainTextEdit(parent)
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{
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setReadOnly( true );
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QFont font;
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font.setFamily(QLatin1String("Courier New"));
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font.setFixedPitch(true);
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document()->setDefaultFont( font );
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}
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// ==============================================================================
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LogBrowser::LogBrowser(QWidget *parent) :
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QDialog(parent),
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_logWidget( new LogWidget(parent) )
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{
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setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
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setObjectName("LogBrowser"); // for save/restoreGeometry()
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setWindowTitle(tr("Log Output"));
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setMinimumWidth(600);
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QVBoxLayout *mainLayout = new QVBoxLayout;
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// mainLayout->setMargin(0);
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mainLayout->addWidget( _logWidget );
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QHBoxLayout *toolLayout = new QHBoxLayout;
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mainLayout->addLayout( toolLayout );
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// Search input field
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QLabel *lab = new QLabel(tr("&Search: "));
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_findTermEdit = new QLineEdit;
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lab->setBuddy( _findTermEdit );
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toolLayout->addWidget(lab);
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toolLayout->addWidget( _findTermEdit );
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// find button
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QPushButton *findBtn = new QPushButton;
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findBtn->setText( tr("&Find") );
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connect( findBtn, SIGNAL(clicked()), this, SLOT(slotFind()));
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toolLayout->addWidget( findBtn );
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// stretch
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toolLayout->addStretch(1);
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_statusLabel = new QLabel;
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toolLayout->addWidget( _statusLabel );
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toolLayout->addStretch(5);
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QDialogButtonBox *btnbox = new QDialogButtonBox;
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QPushButton *closeBtn = btnbox->addButton( QDialogButtonBox::Close );
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connect(closeBtn,SIGNAL(clicked()),this,SLOT(close()));
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mainLayout->addWidget( btnbox );
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// clear button
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_clearBtn = new QPushButton;
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_clearBtn->setText( tr("Clear") );
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_clearBtn->setToolTip( tr("Clear the log display.") );
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btnbox->addButton(_clearBtn, QDialogButtonBox::ActionRole);
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connect( _clearBtn, SIGNAL(clicked()), this, SLOT(slotClearLog()));
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// save Button
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_saveBtn = new QPushButton;
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_saveBtn->setText( tr("S&ave") );
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_saveBtn->setToolTip(tr("Save the log file to a file on disk for debugging."));
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btnbox->addButton(_saveBtn, QDialogButtonBox::ActionRole);
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connect( _saveBtn, SIGNAL(clicked()),this, SLOT(slotSave()));
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setLayout( mainLayout );
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setModal(false);
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// Direct connection for log comming from this thread, and queued for the one in a different thread
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connect(Logger::instance(), SIGNAL(newLog(QString)),this,SLOT(slotNewLog(QString)), Qt::AutoConnection);
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QAction *showLogWindow = new QAction(this);
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showLogWindow->setShortcut(QKeySequence("F12"));
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connect(showLogWindow, SIGNAL(triggered()), SLOT(close()));
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addAction(showLogWindow);
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MirallConfigFile cfg;
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cfg.restoreGeometry(this);
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int lines = cfg.maxLogLines();
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// qDebug() << "# ## Have " << lines << " Loglines!";
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_logWidget->document()->setMaximumBlockCount( lines );
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}
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LogBrowser::~LogBrowser()
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{
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}
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void LogBrowser::closeEvent(QCloseEvent *)
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{
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MirallConfigFile cfg;
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cfg.saveGeometry(this);
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}
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void LogBrowser::slotNewLog( const QString& msg )
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{
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if( _logWidget->isVisible() ) {
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_logWidget->appendPlainText( msg );
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}
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}
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void LogBrowser::slotFind()
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{
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QString searchText = _findTermEdit->text();
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if( searchText.isEmpty() ) return;
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search( searchText );
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}
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void LogBrowser::search( const QString& str )
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{
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QList<QTextEdit::ExtraSelection> extraSelections;
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_logWidget->moveCursor(QTextCursor::Start);
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QColor color = QColor(Qt::gray).lighter(130);
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_statusLabel->clear();
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while(_logWidget->find(str))
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{
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QTextEdit::ExtraSelection extra;
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extra.format.setBackground(color);
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extra.cursor = _logWidget->textCursor();
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extraSelections.append(extra);
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}
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QString stat = QString::fromLatin1("Search term %1 with %2 search results.").arg(str).arg(extraSelections.count());
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_statusLabel->setText(stat);
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_logWidget->setExtraSelections(extraSelections);
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}
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void LogBrowser::slotSave()
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{
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_saveBtn->setEnabled(false);
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QString saveFile = QFileDialog::getSaveFileName( this, tr("Save log file"), QDir::homePath() );
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if( ! saveFile.isEmpty() ) {
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QFile file(saveFile);
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if (file.open(QIODevice::WriteOnly)) {
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QTextStream stream(&file);
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stream << _logWidget->toPlainText();
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file.close();
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} else {
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QMessageBox::critical(this, tr("Error"), tr("Could not write to log file ")+ saveFile);
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}
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}
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_saveBtn->setEnabled(true);
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}
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void LogBrowser::slotClearLog()
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{
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_logWidget->clear();
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}
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} // namespace
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