I made up a image display program, appear this kind of situation, is a good start a line, the tooltip shows then erase the part, really don't know what is going on, have a great god know?

CodePudding user response:

Because no refresh wow, display the tooltip will redraw this part

CodePudding user response:

Write the code of drawing inside the paint

CodePudding user response:

reference 1st floor lindexi_gd response:

because no refresh wow, this part shows the tooltip will be redrawn content

Written in c # code, no problem, running under Windows 7 winxp appear such circumstance

CodePudding user response:

refer to the second floor of guiyang horse Ma Shanfu plugging waterproof engineering professional maintenance of swimming pool response:

write drawing code inside the paint

I was written in c #, no paint

CodePudding user response:

They say is the picture of the code is written in the paint event window,

CodePudding user response:

WINF drawing, sometimes the display resolution has changed too, to be redrawn

CodePudding user response:

Write the draw lines of code inside the paint event,