browser.cpp

/***************************************************************************
 *   copyright       : (C) 2003-2011 by Pascal Brachet                     *
 *   http://www.xm1math.net/texmaker/                                      *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "browser.h"

#include <QtGui>
#include <QPrinter>


Browser::Browser( const QString home, bool showToolBar, QWidget* parent, Qt::WFlags flags)
    : QMainWindow( parent, flags ) {
    setWindowTitle("Texmaker");
#ifdef Q_WS_MACX
    setWindowIcon(QIcon(":/images/logo128.png"));
#else
    setWindowIcon(QIcon(":/images/appicon.png"));
#endif
    progress = 0;
    view = new QWebView(this);
    if ( !home.isEmpty()) view->load(QUrl(home));
    connect(view, SIGNAL(titleChanged(QString)), SLOT(adjustTitle()));
    connect(view, SIGNAL(loadProgress(int)), SLOT(setProgress(int)));
    connect(view, SIGNAL(loadFinished(bool)), SLOT(finishLoading(bool)));

    QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
    fileMenu->addAction(tr("Print"), this, SLOT(Print()));
    fileMenu->addSeparator();
    fileMenu->addAction(tr("Exit"), this, SLOT(close()));
    if (showToolBar) {
        QToolBar *toolBar = addToolBar("Navigation");
        toolBar->setIconSize(QSize(22,22 ));
        QAction *Act;
        Act = new QAction(QIcon(":/images/home.png"), tr("Index"), this);
        connect(Act, SIGNAL(triggered()), this, SLOT(Index()));
        toolBar->addAction(Act);
        toolBar->addAction(view->pageAction(QWebPage::Back));
        toolBar->addAction(view->pageAction(QWebPage::Forward));

        QWidget* spacer = new QWidget();
        spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
        toolBar->addWidget(spacer);
        searchLineEdit = new QLineEdit(toolBar);
        connect(searchLineEdit, SIGNAL(returnPressed()), this, SLOT(Find()));
        toolBar->addWidget(searchLineEdit);

        findButton=new QPushButton(tr("Find"),toolBar);
        connect(findButton, SIGNAL(clicked()), this, SLOT(Find()));
        toolBar->addWidget(findButton);
    }
    setCentralWidget(view);
    setUnifiedTitleAndToolBarOnMac(true);

//resize(780,580 );
}

Browser::~Browser() {

}

void Browser::adjustTitle() {
    if (progress <= 0 || progress >= 100)
        setWindowTitle(view->title());
    else
        setWindowTitle(QString("%1 (%2%)").arg(view->title()).arg(progress));
}

void Browser::setProgress(int p) {
    progress = p;
    adjustTitle();
}

void Browser::finishLoading(bool) {
    progress = 100;
    adjustTitle();
}

void Browser::Index() {
    view->page()->mainFrame()->evaluateJavaScript("window.location.href='#top';");
}

void Browser::Print() {
    QPrinter printer;
    QPrintDialog *dialog = new QPrintDialog(&printer, this);
    dialog->setWindowTitle(tr("Print"));
    if (dialog->exec() != QDialog::Accepted) return;
    view->page()->mainFrame()->print(&printer);
}

void Browser::Find() {
    if (searchLineEdit->text().isEmpty()) return;
    view->findText(searchLineEdit->text(),QWebPage::FindWrapsAroundDocument);
}