164 lines
4.4 KiB
C++
164 lines
4.4 KiB
C++
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2014 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard 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 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#ifndef WEBBROWSER_H
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#define WEBBROWSER_H
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#include "core/messagesmodel.h"
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#include "network-web/webview.h"
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#include "gui/tabcontent.h"
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#include "gui/locationlineedit.h"
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#include <QWidget>
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#include <QWidgetAction>
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#include <QUrl>
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#include <QToolBar>
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class QToolButton;
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class QVBoxLayout;
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class QHBoxLayout;
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class QProgressBar;
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class QMenu;
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class QLabel;
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class WebBrowserNetworkAccessManager;
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class TabWidget;
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class WebBrowser : public TabContent {
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Q_OBJECT
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public:
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// Constructors and destructors.
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explicit WebBrowser(QWidget *parent = 0);
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virtual ~WebBrowser();
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// Reloads icons for all buttons.
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void setupIcons();
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// Returns icon associated with currently loaded website.
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inline QIcon icon() {
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return m_webView->icon();
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}
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// Sets this WebBrowser instance as focused.
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inline void setFocus(Qt::FocusReason reason) {
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m_txtLocation->setFocus(reason);
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}
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// Returns this instance.
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// NOTE: This is needed due to TabContent interface.
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inline WebBrowser *webBrowser() {
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return this;
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}
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// Returns global menu for this web browser.
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inline virtual QList<QAction*> globalMenu() {
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QList<QAction*> browser_menu;
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// Add needed actions into the menu.
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browser_menu.append(m_actionZoom);
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return browser_menu;
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}
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// Returns list of all running web browsers.
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static inline QList<WebBrowser*> runningWebBrowsers() {
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return m_runningWebBrowsers;
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}
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public slots:
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// Switches visibility of navigation bar.
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inline void setNavigationBarVisible(bool visible) {
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m_toolBar->setVisible(visible);
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}
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// Loads new url into the web browser.
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void navigateToUrl(const QString &url);
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void navigateToUrl(const QUrl &url);
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// Navigates to messages, used also as "newspaper" view.
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void navigateToMessages(const QList<Message> &messages);
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// Clears contents.
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inline void clear() {
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m_webView->load(QUrl());
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}
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// Zoom manipulators.
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void increaseZoom();
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void decreaseZoom();
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void resetZoom();
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protected:
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// Creates necessary connections.
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void createConnections();
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// Initializes all buttons and widgets, which are needed for "Zoom" menu item.
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void initializeZoomWidget();
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// Initializes layout.
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void initializeLayout();
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protected slots:
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void onLoadingStarted();
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void onLoadingProgress(int progress);
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void onLoadingFinished(bool success);
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// Updates zoom-related gui.
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void updateZoomGui();
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// Updates url (for example on location text box).
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void updateUrl(const QUrl &url);
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// Title/icon is changed.
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void onTitleChanged(const QString &new_title);
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void onIconChanged();
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signals:
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// User requests opening of new tab or clicks the link
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// with middle mouse button
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void newTabRequested();
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void linkMiddleClicked(const QUrl &link_url);
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// Title/icon is changed.
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void iconChanged(int index, const QIcon &icon);
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void titleChanged(int index, const QString &title);
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private:
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QVBoxLayout *m_layout;
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QToolBar *m_toolBar;
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WebView *m_webView;
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LocationLineEdit *m_txtLocation;
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QWidget *m_zoomButtons;
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QToolButton *m_btnResetZoom;
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QHBoxLayout *m_loadingLayout;
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QProgressBar *m_loadingProgress;
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QLabel *m_lblProgress;
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QWidgetAction *m_actionZoom;
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QAction *m_actionBack;
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QAction *m_actionForward;
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QAction *m_actionReload;
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QAction *m_actionStop;
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bool m_activeNewspaperMode;
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static QList<WebBrowser*> m_runningWebBrowsers;
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};
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#endif // WEBBROWSER_H
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