WebContent: Plumb link clicks to the WebContentView :^)

You can now react to links being clicked via the on_link_click hook.

Demos/WebView/WebContentClient.cpp

@@ -114,3 +114,13 @@ void WebContentClient::handle(const Messages::WebContentClient::DidUnhoverLink&)
 #endif
     m_view.notify_server_did_unhover_link({});
 }
+
+void WebContentClient::handle(const Messages::WebContentClient::DidClickLink& message)
+{
+    m_view.notify_server_did_click_link({}, message.url(), message.target(), message.modifiers());
+}
+
+void WebContentClient::handle(const Messages::WebContentClient::DidMiddleClickLink& message)
+{
+    m_view.notify_server_did_middle_click_link({}, message.url(), message.target(), message.modifiers());
+}

Demos/WebView/WebContentClient.h

@@ -53,6 +53,8 @@ private:
     virtual void handle(const Messages::WebContentClient::DidRequestScrollIntoView&) override;
     virtual void handle(const Messages::WebContentClient::DidHoverLink&) override;
     virtual void handle(const Messages::WebContentClient::DidUnhoverLink&) override;
+    virtual void handle(const Messages::WebContentClient::DidClickLink&) override;
+    virtual void handle(const Messages::WebContentClient::DidMiddleClickLink&) override;
 
     WebContentView& m_view;
 };

Demos/WebView/WebContentView.cpp

@@ -137,6 +137,18 @@ void WebContentView::notify_server_did_unhover_link(Badge<WebContentClient>)
         on_link_hover({});
 }
 
+void WebContentView::notify_server_did_click_link(Badge<WebContentClient>, const URL& url, const String& target, unsigned int modifiers)
+{
+    if (on_link_click)
+        on_link_click(url, target, modifiers);
+}
+
+void WebContentView::notify_server_did_middle_click_link(Badge<WebContentClient>, const URL& url, const String& target, unsigned int modifiers)
+{
+    if (on_link_middle_click)
+        on_link_middle_click(url, target, modifiers);
+}
+
 void WebContentView::did_scroll()
 {
     client().post_message(Messages::WebContentServer::SetViewportRect(visible_content_rect()));

Demos/WebView/WebContentView.h

@@ -41,6 +41,8 @@ public:
 
     Function<void(const String&)> on_title_change;
     Function<void(const URL&)> on_link_hover;
+    Function<void(const URL&, const String& target, unsigned modifiers)> on_link_click;
+    Function<void(const URL&, const String& target, unsigned modifiers)> on_link_middle_click;
 
     void notify_server_did_layout(Badge<WebContentClient>, const Gfx::IntSize& content_size);
     void notify_server_did_paint(Badge<WebContentClient>, i32 shbuf_id);
@@ -50,6 +52,8 @@ public:
     void notify_server_did_request_scroll_into_view(Badge<WebContentClient>, const Gfx::IntRect&);
     void notify_server_did_hover_link(Badge<WebContentClient>, const URL&);
     void notify_server_did_unhover_link(Badge<WebContentClient>);
+    void notify_server_did_click_link(Badge<WebContentClient>, const URL&, const String& target, unsigned modifiers);
+    void notify_server_did_middle_click_link(Badge<WebContentClient>, const URL&, const String& target, unsigned modifiers);
 
 private:
     WebContentView();

Demos/WebView/main.cpp

@@ -56,6 +56,11 @@ int main(int argc, char** argv)
             statusbar.set_text("");
     };
 
+    view.on_link_click = [&](auto& url, auto&, auto) {
+        if (url.is_valid())
+            view.load(url);
+    };
+
     view.load("file:///res/html/misc/welcome.html");
 
     return app->exec();

Services/WebContent/PageHost.cpp

@@ -144,4 +144,14 @@ void PageHost::page_did_unhover_link()
     m_client.post_message(Messages::WebContentClient::DidUnhoverLink());
 }
 
+void PageHost::page_did_click_link(const URL& url, const String& target, unsigned modifiers)
+{
+    m_client.post_message(Messages::WebContentClient::DidClickLink(url, target, modifiers));
+}
+
+void PageHost::page_did_middle_click_link(const URL& url, [[maybe_unused]] const String& target, [[maybe_unused]] unsigned modifiers)
+{
+    m_client.post_message(Messages::WebContentClient::DidMiddleClickLink(url, target, modifiers));
+}
+
 }

Services/WebContent/PageHost.h

@@ -49,7 +49,7 @@ public:
     void set_viewport_rect(const Gfx::IntRect&);
 
 private:
-    // ^PageHost
+    // ^PageClient
     virtual Gfx::Palette palette() const override;
     virtual void page_did_invalidate(const Gfx::IntRect&) override;
     virtual void page_did_change_selection() override;
@@ -58,6 +58,8 @@ private:
     virtual void page_did_request_scroll_into_view(const Gfx::IntRect&) override;
     virtual void page_did_hover_link(const URL&) override;
     virtual void page_did_unhover_link() override;
+    virtual void page_did_click_link(const URL&, const String& target, unsigned modifiers) override;
+    virtual void page_did_middle_click_link(const URL&, const String& target, unsigned modifiers) override;
 
     explicit PageHost(ClientConnection&);
 

Services/WebContent/WebContentClient.ipc

@@ -9,4 +9,6 @@ endpoint WebContentClient = 90
     DidRequestScrollIntoView(Gfx::IntRect rect) =|
     DidHoverLink(URL url) =|
     DidUnhoverLink() =|
+    DidClickLink(URL url, String target, unsigned modifiers) =|
+    DidMiddleClickLink(URL url, String target, unsigned modifiers) =|
 }