diff --git a/src/InputBox.cpp b/src/InputBox.cpp
index e2e5f94..9756397 100644
--- a/src/InputBox.cpp
+++ b/src/InputBox.cpp
@@ -7,7 +7,8 @@ InputBox::InputBox()
 {
 }
 
-InputBox::InputBox(const std::string& title, int font_size) : title_(title)
+InputBox::InputBox(const std::string& title, int font_size) :
+    title_(title)
 {
     font_size_ = font_size;
 }
@@ -42,10 +43,12 @@ void InputBox::dealEvent(BP_Event& e)
         {
             if (text_.size() >= 1)
             {
+                uint8_t c = text_.back();
                 text_.pop_back();
-                if (text_.size() >= 1 && uint8_t(text_.back()) >= 128)
+                if (c >= 128 && text_.size() >= 2 && uint8_t(text_.back()) >= 128)
                 {
                     text_.pop_back();
+                    text_.pop_back();
                 }
             }
         }
diff --git a/src/VirtualStick.cpp b/src/VirtualStick.cpp
index a24bf98..e254aa4 100644
--- a/src/VirtualStick.cpp
+++ b/src/VirtualStick.cpp
@@ -128,22 +128,25 @@ void VirtualStick::dealEvent(BP_Event& e)
                 }
                 else
                 {
-                    axis_x_ = x;
-                    axis_y_ = y;
-                    double r = sqrt((x - axis_center_x_) * (x - axis_center_x_) + (y - axis_center_y_) * (y - axis_center_y_));
-                    //fmt1::print("{}", r);
-                    auto& intval = button_interval_[b];
-                    if (r < axis_radius_ * 1.5)
+                    if (b->getVisible())
                     {
-                        engine->setGameControllerAxis(SDL_CONTROLLER_AXIS_LEFTX, (x - axis_center_x_) * 30000 / axis_radius_);
-                        engine->setGameControllerAxis(SDL_CONTROLLER_AXIS_LEFTY, (y - axis_center_y_) * 30000 / axis_radius_);
-                        button_interval_[b].prev_press = engine->getTicks();
-                        is_press = true;
-                        b->state_ = NodePress;
-                        intval.interval = 0;
-                        if (is_real)
+                        axis_x_ = x;
+                        axis_y_ = y;
+                        double r = sqrt((x - axis_center_x_) * (x - axis_center_x_) + (y - axis_center_y_) * (y - axis_center_y_));
+                        //fmt1::print("{}", r);
+                        auto& intval = button_interval_[b];
+                        if (r < axis_radius_ * 1.5)
                         {
+                            engine->setGameControllerAxis(SDL_CONTROLLER_AXIS_LEFTX, (x - axis_center_x_) * 30000 / axis_radius_);
+                            engine->setGameControllerAxis(SDL_CONTROLLER_AXIS_LEFTY, (y - axis_center_y_) * 30000 / axis_radius_);
+                            button_interval_[b].prev_press = engine->getTicks();
+                            is_press = true;
+                            b->state_ = NodePress;
                             intval.interval = 0;
+                            if (is_real)
+                            {
+                                intval.interval = 0;
+                            }
                         }
                     }
                 }