Таймер реагирует на лишние кнопки

    private: System::Void Form1_KeyDown(System::Object^  sender, System::Windows::Forms::KeyEventArgs^  e) {
   
    if(pictureBox1->Location.Y >= 10)
    if(e->KeyCode == Keys::Up)
    pictureBox1->Location = Drawing::Point(pictureBox1->Location.X,pictureBox1->Location.Y-10);
    
    if(pictureBox1->Location.Y <= 400)
    if(e->KeyCode == Keys::Down)
    pictureBox1->Location = Drawing::Point(pictureBox1->Location.X,pictureBox1->Location.Y+10);
    
    if(pictureBox1->Location.X <= 680)
    if(e->KeyCode == Keys::Right)
    pictureBox1->Location = Drawing::Point(pictureBox1->Location.X+10,pictureBox1->Location.Y);
    
    if(pictureBox1->Location.X >= 0)
    if(e->KeyCode == Keys::Left)
    pictureBox1->Location = Drawing::Point(pictureBox1->Location.X-10, pictureBox1->Location.Y);
 
 
    if(pictureBox1->Location.Y >= 10)
    if(e->KeyCode == Keys::Space) //где-то здесь проблема
    timer2->Enabled = true; 
             }
 
//тоже самое для KeyUp
 
private: System::Void timer2_Tick(System::Object^  sender, System::EventArgs^  e) {    //движение пули
pictureBox2->Location = Drawing::Point(pictureBox2->Location.X, pictureBox7->Location.Y-30);
         }

timer2->Enabled = false; 
if(pictureBox1->Location.Y >= 10)
if(e->KeyCode == Keys::Space) //где-то здесь проблема
timer2->Enabled = true;