when I make a WPF window, for some reason, I have to manually control the Maxheight of the window. When I set the MaxHeight of the window, click the maximize button, the window has maximized action, but not very close to the screen, there is always a bl...
topic description I want to change the style of the ComboBox control in the wpf window when the mouse is pressed touchscreen clicked, but after I wrote the following code, I found that the ComboBox control only shows the effect I want when it is "e...