| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ui/views/frame/browser_command_handler_x11.h" |
| |
| #include <X11/Xlib.h> |
| |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/tabs/tab_strip_model.h" |
| #include "content/public/browser/navigation_controller.h" |
| #include "content/public/browser/web_contents.h" |
| #include "ui/events/event.h" |
| #include "ui/events/event_utils.h" |
| |
| BrowserCommandHandlerX11::BrowserCommandHandlerX11(Browser* browser) |
| : browser_(browser) {} |
| |
| BrowserCommandHandlerX11::~BrowserCommandHandlerX11() {} |
| |
| void BrowserCommandHandlerX11::OnMouseEvent(ui::MouseEvent* event) { |
| if (event->type() != ui::ET_MOUSE_PRESSED) |
| return; |
| XEvent* xevent = event->native_event(); |
| if (!xevent) |
| return; |
| int button = xevent->type == GenericEvent ? ui::EventButtonFromNative(xevent) |
| : xevent->xbutton.button; |
| |
| // Standard Linux mouse buttons for going back and forward. |
| const int kBackMouseButton = 8; |
| const int kForwardMouseButton = 9; |
| if (button == kBackMouseButton || button == kForwardMouseButton) { |
| content::WebContents* contents = |
| browser_->tab_strip_model()->GetActiveWebContents(); |
| if (!contents) |
| return; |
| content::NavigationController& controller = contents->GetController(); |
| if (button == kBackMouseButton && controller.CanGoBack()) |
| controller.GoBack(); |
| else if (button == kForwardMouseButton && controller.CanGoForward()) |
| controller.GoForward(); |
| // Always consume the event, whether a navigation was successful or not. |
| event->SetHandled(); |
| } |
| } |