From e541e2ecfcd3a817e36069d12a23666ce3dda614 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Mon, 11 Sep 2017 00:35:18 +0200
Subject: Reload/Stop NavigationButton class

---
 src/lib/navigation/navigationbutton.cpp | 53 +++++++++++++++++++++++++++++----
 src/lib/navigation/navigationbutton.h   | 13 ++++----
 src/mainwindow.cpp                      |  7 ++---
 src/mainwindow.h                        |  2 +-
 4 files changed, 60 insertions(+), 15 deletions(-)

diff --git a/src/lib/navigation/navigationbutton.cpp b/src/lib/navigation/navigationbutton.cpp
index 7065535..6e31028 100644
--- a/src/lib/navigation/navigationbutton.cpp
+++ b/src/lib/navigation/navigationbutton.cpp
@@ -34,28 +34,57 @@ NavigationButton::NavigationButton(Type type, QWidget *parent) :
     case BackButton:
         setIcon(style()->standardIcon(QStyle::SP_ArrowBack));
         setMenu(menu);
+        connect(menu, &QMenu::aboutToShow, this, &NavigationButton::prepareMenu);
         break;
     case ForwardButton:
         setIcon(style()->standardIcon(QStyle::SP_ArrowForward));
         setMenu(menu);
+        connect(menu, &QMenu::aboutToShow, this, &NavigationButton::prepareMenu);
+        break;
+    case ReloadButton:
+        setIcon(style()->standardIcon(QStyle::SP_BrowserReload));
+        break;
+    case StopButton:
+        setIcon(style()->standardIcon(QStyle::SP_BrowserStop));
         break;
     }
 
     connect(this, &NavigationButton::clicked, this, &NavigationButton::doAction);
-    connect(menu, &QMenu::aboutToShow, this, &NavigationButton::prepareMenu);
+
 }
 
 
-void NavigationButton::setView(const WebView *view)
+void NavigationButton::setView(WebView *view)
 {
+    disconnect(loadStartedConnection);
     disconnect(loadFinishedConnection);
 
     m_view = view;
-    updateEnableState();
-    loadFinishedConnection = connect(view, &WebView::loadFinished, this, &NavigationButton::updateEnableState);
+    if(m_type == BackButton || m_type == ForwardButton) {
+        updateOnLoadFinished();
+    }
+
+    loadStartedConnection = connect(view, &WebView::loadStarted, this, &NavigationButton::updateOnLoadStarted);
+    loadFinishedConnection = connect(view, &WebView::loadFinished, this, &NavigationButton::updateOnLoadFinished);
 }
 
-void NavigationButton::updateEnableState()
+void NavigationButton::updateOnLoadStarted()
+{
+    switch (m_type) {
+    case BackButton:
+        break;
+    case ForwardButton:
+        break;
+    case ReloadButton:
+        m_type = StopButton;
+        setIcon(style()->standardIcon(QStyle::SP_BrowserStop));
+        break;
+    case StopButton:
+        break;
+    }
+}
+
+void NavigationButton::updateOnLoadFinished()
 {
     switch (m_type) {
     case BackButton:
@@ -72,6 +101,12 @@ void NavigationButton::updateEnableState()
             setEnabled(false);
         }
         break;
+    case ReloadButton:
+        break;
+    case StopButton:
+        m_type = ReloadButton;
+        setIcon(style()->standardIcon(QStyle::SP_BrowserReload));
+        break;
     }
 }
 
@@ -84,6 +119,12 @@ void NavigationButton::doAction()
     case ForwardButton:
         m_view->history()->forward();
         break;
+    case ReloadButton:
+        m_view->reload();
+        break;
+    case StopButton:
+        m_view->stop();
+        break;
     }
 }
 
@@ -99,6 +140,8 @@ void NavigationButton::prepareMenu()
     case ForwardButton:
         items = m_view->history()->forwardItems(10);
         break;
+    default:
+        break;
     }
 
     for(QWebEngineHistoryItem i : items) {
diff --git a/src/lib/navigation/navigationbutton.h b/src/lib/navigation/navigationbutton.h
index 44e3ceb..678d48d 100644
--- a/src/lib/navigation/navigationbutton.h
+++ b/src/lib/navigation/navigationbutton.h
@@ -33,26 +33,29 @@ public:
 
     enum Type {
         BackButton,
-        ForwardButton
+        ForwardButton,
+        ReloadButton,
+        StopButton
     };
 
     explicit NavigationButton(Type type, QWidget *parent = nullptr);
 
-    void setView(const WebView *view);
+    void setView(WebView *view);
 
 signals:
 
 private slots:
-    void updateEnableState();
+    void updateOnLoadStarted();
+    void updateOnLoadFinished();
     void doAction();
     void prepareMenu();
 
 private:
     Type m_type;
     QMenu *menu;
-    const WebView *m_view;
+    WebView *m_view;
 
-    QMetaObject::Connection loadFinishedConnection;
+    QMetaObject::Connection loadStartedConnection, loadFinishedConnection;
 };
 
 #endif // NAVIGATIONBUTTON_H
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 68afa40..75f1da3 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -80,10 +80,8 @@ MainWindow::MainWindow(QUrl defaultUrl, QWidget *parent) :
 
     forwardButton = new NavigationButton(NavigationButton::ForwardButton, this);
 
-    QToolButton *reloadButton = new QToolButton(this);
-    reloadButton->setIcon(style()->standardIcon(QStyle::SP_BrowserReload));
-    connect(reloadButton, SIGNAL(clicked()), tabBar->signalMapper(), SLOT(map()));
-    tabBar->signalMapper()->setMapping(reloadButton, WebViewTabBar::Reload);
+    reloadButton = new NavigationButton(NavigationButton::ReloadButton, this);
+
     QToolButton *homepageButton = new QToolButton(this);
     homepageButton->setIcon(style()->standardIcon(QStyle::SP_DirHomeIcon));
     connect(homepageButton, SIGNAL(clicked()), tabBar->signalMapper(), SLOT(map()));
@@ -241,6 +239,7 @@ void MainWindow::handleTabChanged(WebView *view)
     // connect signals
     backButton->setView(view);
     forwardButton->setView(view);
+    reloadButton->setView(view);
     m_addressBar->setWebView(view);
     connect(view, SIGNAL(titleChanged(QString)), this, SLOT(handleTitleUpdated(QString)));
     connect(view, SIGNAL(linkHovered(QString)), ui->statusBar, SLOT(showMessage(QString)));
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 50483d2..7f8e251 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -74,7 +74,7 @@ private:
     WebView *m_currentView;
 
     // navigation
-    NavigationButton *backButton, *forwardButton;
+    NavigationButton *backButton, *forwardButton, *reloadButton;
     AddressBar *m_addressBar;
     LoadingBar *m_progressBar;
 };
-- 
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