From edbd2707620bd0d948bc71a554ec35d63b995e45 Mon Sep 17 00:00:00 2001
From: Mike Skec <skec@protonmail.ch>
Date: Thu, 31 Dec 2020 11:26:14 +1100
Subject: #51: mouse buttons 4/5 for back/forward

---
 src/browsertab.cpp |  4 ++--
 src/browsertab.hpp |  2 +-
 src/mainwindow.cpp | 23 ++++++++++++++++++++++-
 src/mainwindow.hpp |  2 ++
 4 files changed, 27 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/browsertab.cpp b/src/browsertab.cpp
index 15c4686..65fde7f 100644
--- a/src/browsertab.cpp
+++ b/src/browsertab.cpp
@@ -155,7 +155,7 @@ void BrowserTab::navigateBack(const QModelIndex &history_index)
     }
 }
 
-void BrowserTab::navOneBackback()
+void BrowserTab::navOneBackward()
 {
     navigateBack(history.oneBackward(current_history_index));
 }
@@ -1039,7 +1039,7 @@ void BrowserTab::on_requestProgress(qint64 transferred)
 
 void BrowserTab::on_back_button_clicked()
 {
-    navOneBackback();
+    navOneBackward();
 }
 
 void BrowserTab::on_forward_button_clicked()
diff --git a/src/browsertab.hpp b/src/browsertab.hpp
index 6ff1e55..4e7b627 100644
--- a/src/browsertab.hpp
+++ b/src/browsertab.hpp
@@ -55,7 +55,7 @@ public:
 
     void navigateBack(const QModelIndex &history_index);
 
-    void navOneBackback();
+    void navOneBackward();
 
     void navOneForward();
 
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index b88751c..622af0a 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -11,6 +11,7 @@
 #include <QTextStream>
 #include <QFileDialog>
 #include <QInputDialog>
+#include <QMouseEvent>
 
 #include "ioutil.hpp"
 #include "kristall.hpp"
@@ -160,6 +161,26 @@ void MainWindow::updateWindowTitle()
     this->setWindowTitle(QString("%0 - %1").arg(tab->page_title, "Kristall"));
 }
 
+void MainWindow::mousePressEvent(QMouseEvent *event)
+{
+    QMainWindow::mousePressEvent(event);
+
+    BrowserTab * tab = qobject_cast<BrowserTab*>(this->ui->browser_tabs->currentWidget());
+    if (tab == nullptr) return;
+
+    // Navigate back/forward on mouse buttons 4/5
+    if (event->buttons() == Qt::ForwardButton &&
+        tab->history.oneForward(tab->current_history_index).isValid())
+    {
+        tab->navOneForward();
+    }
+    else if (event->buttons() == Qt::BackButton &&
+        tab->history.oneBackward(tab->current_history_index).isValid())
+    {
+        tab->navOneBackward();
+    }
+}
+
 void MainWindow::on_browser_tabs_currentChanged(int index)
 {
     if(index >= 0) {
@@ -327,7 +348,7 @@ void MainWindow::on_actionBackward_triggered()
 {
     BrowserTab * tab = qobject_cast<BrowserTab*>(this->ui->browser_tabs->currentWidget());
     if(tab != nullptr) {
-        tab->navOneBackback();
+        tab->navOneBackward();
     }
 }
 
diff --git a/src/mainwindow.hpp b/src/mainwindow.hpp
index 58c6c3e..6a1dce7 100644
--- a/src/mainwindow.hpp
+++ b/src/mainwindow.hpp
@@ -36,6 +36,8 @@ public:
 
     void updateWindowTitle();
 
+    void mousePressEvent(QMouseEvent *event) override;
+
 private slots:
     void on_browser_tabs_currentChanged(int index);
 
-- 
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