verticaltabsplugin.cpp

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/* ============================================================
* VerticalTabs plugin for Falkon
* Copyright (C) 2018 David Rosca <nowrep@gmail.com>
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
* ============================================================ */
#include "verticaltabsplugin.h"
#include "verticaltabssettings.h"
#include "verticaltabscontroller.h"
#include "verticaltabsschemehandler.h"
 
#include "browserwindow.h"
#include "pluginproxy.h"
#include "mainapplication.h"
#include "tabwidget.h"
#include "tabbar.h"
#include "sidebar.h"
#include "networkmanager.h"
#include "../config.h"
 
#include <QSettings>
#include <QFile>
 
VerticalTabsPlugin::VerticalTabsPlugin()
    : QObject()
{
}
 
void VerticalTabsPlugin::init(InitState state, const QString &settingsPath)
{
    m_settingsPath = settingsPath + QL1S("/extensions.ini");
 
    QSettings settings(m_settingsPath, QSettings::IniFormat);
    settings.beginGroup(QSL("VerticalTabs"));
    m_viewType = static_cast<ViewType>(settings.value(QSL("ViewType"), TabListView).toInt());
    m_replaceTabBar = settings.value(QSL("ReplaceTabBar"), false).toBool();
    m_addChildBehavior = static_cast<AddChildBehavior>(settings.value(QSL("AddChildBehavior"), AppendChild).toInt());
    m_theme = settings.value(QSL("Theme"), QSL(":verticaltabs/data/themes/default.css")).toString();
    settings.endGroup();
 
    m_controller = new VerticalTabsController(this);
    SideBarManager::addSidebar(QSL("VerticalTabs"), m_controller);
 
    m_schemeHandler = new VerticalTabsSchemeHandler(this);
    mApp->networkManager()->registerExtensionSchemeHandler(QSL("verticaltabs"), m_schemeHandler);
 
    mApp->plugins()->registerAppEventHandler(PluginProxy::KeyPressHandler, this);
 
    setWebTabBehavior(m_addChildBehavior);
    loadStyleSheet(m_theme);
 
    connect(mApp->plugins(), &PluginProxy::mainWindowCreated, this, &VerticalTabsPlugin::mainWindowCreated);
 
    if (state == LateInitState) {
        const auto windows = mApp->windows();
        for (BrowserWindow *window : windows) {
            mainWindowCreated(window);
            if (window->sideBarManager()->activeSideBar().isEmpty()) {
                window->sideBarManager()->showSideBar(QSL("VerticalTabs"));
            }
        }
    }
}
 
void VerticalTabsPlugin::unload()
{
    setTabBarVisible(true);
 
    SideBarManager::removeSidebar(m_controller);
    delete m_controller;
    m_controller = nullptr;
 
    mApp->networkManager()->unregisterExtensionSchemeHandler(m_schemeHandler);
}
 
bool VerticalTabsPlugin::testPlugin()
{
    return (QString::fromLatin1(Qz::VERSION) == QSL(FALKON_VERSION));
}
 
void VerticalTabsPlugin::showSettings(QWidget *parent)
{
    auto *settings = new VerticalTabsSettings(this, parent);
    settings->exec();
}
 
bool VerticalTabsPlugin::keyPress(Qz::ObjectName type, QObject *obj, QKeyEvent *event)
{
    if (type == Qz::ON_TabWidget) {
        return m_controller->handleKeyPress(event, static_cast<TabWidget*>(obj));
    }
    return false;
}
 
VerticalTabsPlugin::ViewType VerticalTabsPlugin::viewType() const
{
    return m_viewType;
}
 
void VerticalTabsPlugin::setViewType(ViewType type)
{
    if (m_viewType == type) {
        return;
    }
 
    m_viewType = type;
 
    QSettings settings(m_settingsPath, QSettings::IniFormat);
    settings.setValue(QSL("VerticalTabs/ViewType"), m_viewType);
 
    Q_EMIT viewTypeChanged(m_viewType);
}
 
bool VerticalTabsPlugin::replaceTabBar() const
{
    return m_replaceTabBar;
}
 
void VerticalTabsPlugin::setReplaceTabBar(bool replace)
{
    if (m_replaceTabBar == replace) {
        return;
    }
 
    m_replaceTabBar = replace;
    setTabBarVisible(!m_replaceTabBar);
 
    QSettings settings(m_settingsPath, QSettings::IniFormat);
    settings.setValue(QSL("VerticalTabs/ReplaceTabBar"), m_replaceTabBar);
}
 
VerticalTabsPlugin::AddChildBehavior VerticalTabsPlugin::addChildBehavior() const
{
    return m_addChildBehavior;
}
 
void VerticalTabsPlugin::setAddChildBehavior(AddChildBehavior behavior)
{
    if (m_addChildBehavior == behavior) {
        return;
    }
 
    m_addChildBehavior = behavior;
    setWebTabBehavior(m_addChildBehavior);
 
    QSettings settings(m_settingsPath, QSettings::IniFormat);
    settings.setValue(QSL("VerticalTabs/AddChildBehavior"), m_addChildBehavior);
}
 
QString VerticalTabsPlugin::theme() const
{
    return m_theme;
}
 
void VerticalTabsPlugin::setTheme(const QString &theme)
{
    if (theme.isEmpty()) {
        return;
    }
 
    // Don't check if same to allow live reloading stylesheet
 
    m_theme = theme;
    loadStyleSheet(m_theme);
 
    QSettings settings(m_settingsPath, QSettings::IniFormat);
    settings.setValue(QSL("VerticalTabs/Theme"), m_theme);
}
 
QString VerticalTabsPlugin::styleSheet() const
{
    return m_styleSheet;
}
 
void VerticalTabsPlugin::mainWindowCreated(BrowserWindow *window)
{
    Q_UNUSED(window)
    setTabBarVisible(!m_replaceTabBar);
}
 
void VerticalTabsPlugin::setTabBarVisible(bool visible)
{
    const auto windows = mApp->windows();
    for (BrowserWindow *window : windows) {
        window->tabWidget()->tabBar()->setForceHidden(!visible);
    }
}
 
void VerticalTabsPlugin::setWebTabBehavior(AddChildBehavior behavior)
{
    WebTab::setAddChildBehavior(behavior == AppendChild ? WebTab::AppendChild : WebTab::PrependChild);
}
 
void VerticalTabsPlugin::loadStyleSheet(const QString &theme)
{
    QFile file(theme);
    if (!file.open(QFile::ReadOnly)) {
        qWarning() << "Failed to open stylesheet file" << theme;
        file.setFileName(QSL(":verticaltabs/data/themes/default.css"));
        file.open(QFile::ReadOnly);
    }
 
    m_styleSheet = QString::fromUtf8(file.readAll());
    Q_EMIT styleSheetChanged(m_styleSheet);
}