If some high-impact actions appear in the lower half of the screen, their arrangement must be carefully considered. As shown in Figure 5.1, in general, the cancel button of the operation panel is placed at the end, which can encourage the user to whatsapp Database read all the options. The dark blue back button can be distinguished from the general button, even if the user has not read it, he will know this is the back button. For some high-impact operations (such as delete), it is best to place it at the top of the panel, because the top is easier to see, and the red whatsapp Database warning hints that users will choose more carefully. Figure 5.1 Button arrangement on the operation panel.
Provides a fingertip-sized click area If the key layout is too crowded, the user will be careful to spend more time operating, and mistakes will whatsapp Database follow. A clean and easy-to-use interface space must reasonably control the button layout and interactive elements, making it faster and easier for users to click. The buttons of the old built-in calculator are large, and the effective area is 44*44px, which is very easy to click. In the new version of the whatsapp Database calculator, in order to accommodate more buttons, the button size has been adjusted. Although the height is slightly reduced, it is still easy for users to click.
For the frequently used signs, the entire target area is enlarged, and this stylistic distinction can separate primary and secondary whatsapp Database operations to better guide users. The full mode of the calculator in the horizontal screen can accommodate more keys, and the size of the keys is smaller than that in the vertical screen. However, the user is still comfortable to click. Figure 6.1 Calculator buttons suitable for finger clicks 7. Flexible use whatsapp Database of gesture support Wherever you go, your fingers follow, and various actions can change at any time and you can directly perceive and interact with the device.