Add mouse event support to Chromoting client (Pepper and X11).

remoting/client/x11_input_handler.cc

Index: remoting/client/x11_input_handler.cc
diff --git a/remoting/client/x11_input_handler.cc b/remoting/client/x11_input_handler.cc
index 900b49230471b0d9d51bd50d9916e9cd53ef8fd3..f7900ca2d19d9e1d8b208e0b66f40f85f60a24f3 100644
--- a/remoting/client/x11_input_handler.cc
+++ b/remoting/client/x11_input_handler.cc
@@ -6,7 +6,6 @@
 
 #include "base/message_loop.h"
 #include "remoting/client/client_context.h"
-#include "remoting/client/host_connection.h"
 #include "remoting/client/x11_view.h"
 #include "remoting/jingle_glue/jingle_thread.h"
 
@@ -31,19 +30,33 @@ void X11InputHandler::Initialize() {
 
 void X11InputHandler::DoProcessX11Events() {
   DCHECK_EQ(context_->jingle_thread()->message_loop(), MessageLoop::current());
+
   Display* display = static_cast<X11View*>(view_)->display();
   if (XPending(display)) {
     XEvent e;
     XNextEvent(display, &e);
-    if (e.type == Expose) {
-      // Tell the view to paint again.
-      view_->Paint();
-    } else if (e.type == ButtonPress) {
-      // TODO(hclam): Implement.
-      NOTIMPLEMENTED();
-    } else {
-      // TODO(hclam): Implement.
-      NOTIMPLEMENTED();
+    switch (e.type) {
+      case Expose:
+        // Tell the view to paint again.
+        view_->Paint();
+        break;
+      case KeyPress:
+      case KeyRelease:
+        // TODO(garykac) Implement.
+        break;
+      case ButtonPress:
+        HandleMouseButtonEvent(true, e.xbutton.button);
+        HandleMouseMoveEvent(e.xbutton.x, e.xbutton.y);
+        break;
+      case ButtonRelease:
+        HandleMouseButtonEvent(false, e.xbutton.button);
+        HandleMouseMoveEvent(e.xbutton.x, e.xbutton.y);
+        break;
+      case MotionNotify:
+        SendMouseMoveEvent(e.xmotion.x, e.xmotion.y);
+        break;
+      default:
+        LOG(WARNING) << "Unknown event type: " << e.type;
     }
   }
 
@@ -60,4 +73,23 @@ void X11InputHandler::ScheduleX11EventHandler() {
       kProcessEventsInterval);
 }
 
+void X11InputHandler::HandleMouseMoveEvent(int x, int y) {
+  SendMouseMoveEvent(x, y);
+}
+
+void X11InputHandler::HandleMouseButtonEvent(bool button_down, int xbutton_id) {
+  MouseButton button = MouseButtonUndefined;
+  if (xbutton_id == 1) {
+    button = MouseButtonLeft;
+  } else if (xbutton_id == 2) {
+    button = MouseButtonMiddle;
+  } else if (xbutton_id == 3) {
+    button = MouseButtonRight;
+  }
+
+  if (button != MouseButtonUndefined) {
+    SendMouseButtonEvent(button_down, button);
+  }
+}
+
 }  // namespace remoting