Added button in menu to join to channel. (#724)

src/widgets/helper/ChannelView.cpp

@@ -1126,6 +1126,25 @@ void ChannelView::addContextMenuItems(
         QGuiApplication::clipboard()->setText(copyString);
     });
 
+    // Join to channel
+    if (hoveredElement->getLink().type == Link::Url) {
+        static QRegularExpression twitchChannelRegex(
+            R"(^(?:https?:\/\/)?(?:www\.|go\.)?twitch\.tv\/(?<username>[a-z0-9_]+))",
+            QRegularExpression::CaseInsensitiveOption);
+
+        auto twitchMatch = twitchChannelRegex.match(
+                            hoveredElement->getLink().value);
+        auto twitchUsername = twitchMatch.captured("username");
+        if (!twitchUsername.isEmpty() &&
+            twitchUsername != "settings" &&
+            twitchUsername != "videos") {
+            menu->addSeparator();
+            menu->addAction("Join to channel", [twitchUsername, this] {
+                this->joinToChannel.invoke(twitchUsername);
+            });
+        }
+    }
+
     menu->popup(QCursor::pos());
     menu->raise();
 

src/widgets/helper/ChannelView.hpp

@@ -61,6 +61,7 @@ public:
     pajlada::Signals::NoArgSignal selectionChanged;
     pajlada::Signals::Signal<HighlightState> tabHighlightRequested;
     pajlada::Signals::Signal<const Link &> linkClicked;
+    pajlada::Signals::Signal<QString> joinToChannel;
 
 protected:
     void themeChangedEvent() override;

src/widgets/splits/Split.cpp

@@ -105,6 +105,11 @@ Split::Split(QWidget *parent)
         }
     });
 
+    this->view_->joinToChannel.connect([this](QString twitchChannel) {
+        this->container_->appendNewSplit(false)->setChannel(
+            getApp()->twitch.server->getOrAddChannel(twitchChannel));        
+    });
+
     this->input_->textChanged.connect([=](const QString &newText) {
         if (getSettings()->showEmptyInput) {
             return;

src/widgets/splits/SplitContainer.cpp

@@ -101,7 +101,7 @@ void SplitContainer::resetMouseStatus()
     this->update();
 }
 
-void SplitContainer::appendNewSplit(bool openChannelNameDialog)
+Split* SplitContainer::appendNewSplit(bool openChannelNameDialog)
 {
     assertInGuiThread();
 
@@ -115,6 +115,8 @@ void SplitContainer::appendNewSplit(bool openChannelNameDialog)
             }
         });
     }
+
+    return split;
 }
 
 void SplitContainer::appendSplit(Split *split)

src/widgets/splits/SplitContainer.hpp

@@ -171,7 +171,7 @@ private:
 public:
     SplitContainer(Notebook *parent);
 
-    void appendNewSplit(bool openChannelNameDialog);
+    Split* appendNewSplit(bool openChannelNameDialog);
     void appendSplit(Split *split);
     void insertSplit(Split *split, const Position &position);
     void insertSplit(Split *split, Direction direction, Split *relativeTo);