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我可以加載圖片到UImageView與我點擊一個按鈕,但不是從一個計時器。這是爲什麼 ?我該如何解決它?Xamarin工作室UIImageView
這裏是我的代碼:
void _timer_Elapsed(object sender, ElapsedEventArgs e)
{
Patter_Function();
switch_Function();
}
void switch_Function()
{
image1 = new UIImage();
image1 = UIImage.FromBundle("heart");
image2 = new UIImage();
image2 = UIImage.FromFile(@"White_Sharingan.png");
image3 = new UIImage();
image3 = UIImage.FromFile("snow.png");
image4 = new UIImage();
//image4.//FromFile("Images/waterfront.jpg");
switch (Patter_1[switch_Counter].Move0) {
case 0 :
Box_1.Image = image1;
break;
case 1 :
Box_1.Image = image1;
break;
case 2 :
Box_2.Image = image1;
break;
case 3:
Box_3.Image = image1;
break;
case 4:
Box_4.Image = image1;
break;
case 5:
Box_5.Image = image1;
break;
case 6:
Box_6.Image = image1;
break;
case 7:
Box_7.Image = image1;
break;
case 8:
Box12.Image = image1;
break;
case 9:
Box_9.Image = image1;
break;
case 10:
Box_10.Image = image1;
break;
case 11:
Box_11.Image = image1;
break;
case 12:
Box8.Image = image1;
break;
case 13:
Box_13.Image = image1;
break;
case 14:
Box_14.Image = image1;
break;
case 15:
Box_15.Image = image1;
break;
case 16:
Box_16.Image = image1;
break;
case 17:
Box_17.Image = image1;
break;
case 18:
Box_18.Image = image1;
break;
case 19:
Box_19.Image = image1;
break;
case 20:
Box_20.Image = image1;
break;}
switch (Patter_1[switch_Counter].Move1)
{
case 0:
Box_1.Image = image2;
break;
case 1:
Box_2.Image = image2;
break;
case 2:
Box_2.Image = image2;
break;
case 3:
Box_3.Image = image2;
break;
case 4:
Box_4.Image = image2;
break;
case 5:
Box_5.Image = image2;
break;
case 6:
Box_6.Image = image2;
break;
case 7:
Box_7.Image = image2;
break;
case 8:
Box12.Image = image2;
break;
case 9:
Box_9.Image = image2;
break;
case 10:
Box_10.Image = image2;
break;
case 11:
Box_11.Image = image2;
break;
case 12:
Box8.Image = image2;
break;
case 13:
Box_13.Image = image2;
break;
case 14:
Box_14.Image = image2;
break;
case 15:
Box_15.Image = image2;
break;
case 16:
Box_16.Image = image2;
break;
case 17:
Box_17.Image = image2;
break;
case 18:
Box_18.Image = image2;
break;
case 19:
Box_19.Image = image2;
break;
case 20:
Box_20.Image = image2;
break;
}
switch (Patter_1[switch_Counter].Move2)
{
case 0:
Box_1.Image = image3;
break;
case 1:
Box_2.Image = image3;
break;
case 2:
Box_2.Image = image3;
break;
case 3:
Box_3.Image = image3;
break;
case 4:
Box_4.Image = image3;
break;
case 5:
Box_5.Image = image3;
break;
case 6:
Box_6.Image = image3;
break;
case 7:
Box_7.Image = image3;
break;
case 8:
Box12.Image = image3;
break;
case 9:
Box_9.Image = image3;
break;
case 10:
Box_10.Image = image3;
break;
case 11:
Box_11.Image = image3;
break;
case 12:
Box8.Image = image3;
break;
case 13:
Box_13.Image = image3;
break;
case 14:
Box_14.Image = image3;
break;
case 15:
Box_15.Image = image3;
break;
case 16:
Box_16.Image = image3;
break;
case 17:
Box_17.Image = image3;
break;
case 18:
Box_18.Image = image3;
break;
case 19:
Box_19.Image = image3;
break;
case 20:
Box_20.Image = image3;
break;
}
switch (Patter_1[switch_Counter].Move3)
{
case 0:
Box_1.Image = image4;
break;
case 1:
Box_2.Image = image4;
break;
case 2:
Box_2.Image = image4;
break;
case 3:
Box_3.Image = image4;
break;
case 4:
Box_4.Image = image4;
break;
case 5:
Box_5.Image = image4;
break;
case 6:
Box_6.Image = image4;
break;
case 7:
Box_7.Image = image4;
break;
case 8:
Box12.Image = image4;
break;
case 9:
Box_9.Image = image4;
break;
case 10:
Box_10.Image = image4;
break;
case 11:
Box_11.Image = image4;
break;
case 12:
Box8.Image = image4;
break;
case 13:
Box_13.Image = image4;
break;
case 14:
Box_14.Image = image4;
break;
case 15:
Box_15.Image = image4;
break;
case 16:
Box_16.Image = image4;
break;
case 17:
Box_17.Image = image4;
break;
case 18:
Box_18.Image = image4;
break;
case 19:
Box_19.Image = image4;
break;
case 20:
Box_20.Image = image4;
break;
}
switch_Counter++;
if (switch_Counter >4 )
{
switch_Counter = 0;
}
}
我使用的調試,所以我知道代碼越來越向線 但它沒有做任何事情,當它到達那裏 的bebugger說: 的UIKit。 UIKitThreadAccessException:UIKit一致性錯誤:您正在調用只能從UI線程調用的UIKit方法。
有沒有一個爲什麼呢?