Animating rectangle: Extension method must be defined in a non-generic static class





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-3















So far this is what I've got:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(this Image target, double newX, double newY)
{
var top = Canvas.GetTop(target);
var left = Canvas.GetLeft(target);
TranslateTransform trans = new TranslateTransform();
target.RenderTransform = trans;
DoubleAnimation anim1 = new DoubleAnimation(top, newY - top, TimeSpan.FromSeconds(10));
DoubleAnimation anim2 = new DoubleAnimation(left, newX - left, TimeSpan.FromSeconds(10));
trans.BeginAnimation(TranslateTransform.XProperty, anim1);
trans.BeginAnimation(TranslateTransform.YProperty, anim2);
}
}


It has an error code of




Extension method must be defined in a non-generic static class




The premise is just to move a rectangle using an animation/timer, however using WPFs make it harder to do so, any help, or even better ways of doing so, would be helpful!










share|improve this question

























  • Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

    – Selvin
    Nov 23 '18 at 12:23













  • The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

    – Clemens
    Nov 23 '18 at 12:24













  • Even better: UIElement target. Now you can use the method not only for Image elements.

    – Clemens
    Nov 23 '18 at 12:32




















-3















So far this is what I've got:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(this Image target, double newX, double newY)
{
var top = Canvas.GetTop(target);
var left = Canvas.GetLeft(target);
TranslateTransform trans = new TranslateTransform();
target.RenderTransform = trans;
DoubleAnimation anim1 = new DoubleAnimation(top, newY - top, TimeSpan.FromSeconds(10));
DoubleAnimation anim2 = new DoubleAnimation(left, newX - left, TimeSpan.FromSeconds(10));
trans.BeginAnimation(TranslateTransform.XProperty, anim1);
trans.BeginAnimation(TranslateTransform.YProperty, anim2);
}
}


It has an error code of




Extension method must be defined in a non-generic static class




The premise is just to move a rectangle using an animation/timer, however using WPFs make it harder to do so, any help, or even better ways of doing so, would be helpful!










share|improve this question

























  • Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

    – Selvin
    Nov 23 '18 at 12:23













  • The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

    – Clemens
    Nov 23 '18 at 12:24













  • Even better: UIElement target. Now you can use the method not only for Image elements.

    – Clemens
    Nov 23 '18 at 12:32
















-3












-3








-3








So far this is what I've got:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(this Image target, double newX, double newY)
{
var top = Canvas.GetTop(target);
var left = Canvas.GetLeft(target);
TranslateTransform trans = new TranslateTransform();
target.RenderTransform = trans;
DoubleAnimation anim1 = new DoubleAnimation(top, newY - top, TimeSpan.FromSeconds(10));
DoubleAnimation anim2 = new DoubleAnimation(left, newX - left, TimeSpan.FromSeconds(10));
trans.BeginAnimation(TranslateTransform.XProperty, anim1);
trans.BeginAnimation(TranslateTransform.YProperty, anim2);
}
}


It has an error code of




Extension method must be defined in a non-generic static class




The premise is just to move a rectangle using an animation/timer, however using WPFs make it harder to do so, any help, or even better ways of doing so, would be helpful!










share|improve this question
















So far this is what I've got:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(this Image target, double newX, double newY)
{
var top = Canvas.GetTop(target);
var left = Canvas.GetLeft(target);
TranslateTransform trans = new TranslateTransform();
target.RenderTransform = trans;
DoubleAnimation anim1 = new DoubleAnimation(top, newY - top, TimeSpan.FromSeconds(10));
DoubleAnimation anim2 = new DoubleAnimation(left, newX - left, TimeSpan.FromSeconds(10));
trans.BeginAnimation(TranslateTransform.XProperty, anim1);
trans.BeginAnimation(TranslateTransform.YProperty, anim2);
}
}


It has an error code of




Extension method must be defined in a non-generic static class




The premise is just to move a rectangle using an animation/timer, however using WPFs make it harder to do so, any help, or even better ways of doing so, would be helpful!







c# wpf visual-studio-2012






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 23 '18 at 12:20









FrankerZ

17.9k73067




17.9k73067










asked Nov 23 '18 at 12:18









SamoopSamoop

163




163













  • Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

    – Selvin
    Nov 23 '18 at 12:23













  • The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

    – Clemens
    Nov 23 '18 at 12:24













  • Even better: UIElement target. Now you can use the method not only for Image elements.

    – Clemens
    Nov 23 '18 at 12:32





















  • Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

    – Selvin
    Nov 23 '18 at 12:23













  • The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

    – Clemens
    Nov 23 '18 at 12:24













  • Even better: UIElement target. Now you can use the method not only for Image elements.

    – Clemens
    Nov 23 '18 at 12:32



















Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

– Selvin
Nov 23 '18 at 12:23







Why didn't just make this method "normal" static instead extension?(or just follow any other answer for this problem) however using WPFs make it harder how WPF can make something harder?

– Selvin
Nov 23 '18 at 12:23















The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

– Clemens
Nov 23 '18 at 12:24







The error message can't be more clear. You have to declare the MoveTo method in another class. Or simply replace this Image target by Image target, which turns it into a reguar static method instead of an extension method.

– Clemens
Nov 23 '18 at 12:24















Even better: UIElement target. Now you can use the method not only for Image elements.

– Clemens
Nov 23 '18 at 12:32







Even better: UIElement target. Now you can use the method not only for Image elements.

– Clemens
Nov 23 '18 at 12:32














1 Answer
1






active

oldest

votes


















0














Since you are expecting this Image as the parameter in MoveTo, it is considering this method as an extension method. More info here. Try this:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(UIElement target, double newX, double newY)
{
//Your code
}
}





share|improve this answer


























  • Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

    – Samoop
    Nov 23 '18 at 14:31














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1 Answer
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1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









0














Since you are expecting this Image as the parameter in MoveTo, it is considering this method as an extension method. More info here. Try this:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(UIElement target, double newX, double newY)
{
//Your code
}
}





share|improve this answer


























  • Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

    – Samoop
    Nov 23 '18 at 14:31


















0














Since you are expecting this Image as the parameter in MoveTo, it is considering this method as an extension method. More info here. Try this:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(UIElement target, double newX, double newY)
{
//Your code
}
}





share|improve this answer


























  • Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

    – Samoop
    Nov 23 '18 at 14:31
















0












0








0







Since you are expecting this Image as the parameter in MoveTo, it is considering this method as an extension method. More info here. Try this:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(UIElement target, double newX, double newY)
{
//Your code
}
}





share|improve this answer















Since you are expecting this Image as the parameter in MoveTo, it is considering this method as an extension method. More info here. Try this:



public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
private void TestMouseDown(object sender, MouseButtonEventArgs e)
{
MoveTo(imageTest, 100, 100);
}
public static void MoveTo(UIElement target, double newX, double newY)
{
//Your code
}
}






share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 23 '18 at 12:38









Clemens

90.2k894186




90.2k894186










answered Nov 23 '18 at 12:31









shruti singhshruti singh

628




628













  • Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

    – Samoop
    Nov 23 '18 at 14:31





















  • Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

    – Samoop
    Nov 23 '18 at 14:31



















Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

– Samoop
Nov 23 '18 at 14:31







Thank you everyone! I appreciate the advice, although it may seem "obvious" and "easy" I'm still learning C#, and have been learning it for the past month, I'm new to the programming scene and I am still getting to grips with its basic concepts

– Samoop
Nov 23 '18 at 14:31






















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