customize soft keyboard key preview
问题 I am working on soft keyboard . I had done with all of my functionality. But now i just need to change view of key preview when key is pressed. Currently my key preview is shown(default sample keyboard key preview) like shown in below image, As we can see character 'd' is popped up when key is pressed. But now i need customize it. As currently key preview background is white, i need it to set green color just like shown below, I have the sample keyboard code, but couldn't find the place where