Oracle Visual Builder: Applications That Outlive Their First Release · Module 12 · Responsive and mobile
Right-to-left on a small screen
Lesson 124 of 176 · 3 min
Where MIRRORING AND RESPONSIVENESS INTERACT, and the two together produce A LAYOUT NOBODY TESTED. Each of these is usually tested on its own, and the combination is a fourth state that exists on every page and is checked on almost none. THE COMBINATIONS ARE FOUR: WIDE LEFT-TO-RIGHT, WIDE RIGHT-TO-LEFT, NARROW LEFT-TO-RIGHT, NARROW RIGHT-TO-LEFT. Most teams check the first two and the third. The fourth is where an Arabic-reading user on a phone lives, and in this estate that is a substantial share of the users. THE INTERACTION IS THAT REFLOW CHANGES WHICH DIRECTION MATTERS. Wide, elements sit beside each other and mirroring reverses their order; narrow, they stack and the horizontal order stops applying. So a layout correct in both wide directions can stack in an order that is right in one and wrong in the other — because vertical order is not mirrored, and the reading eye starts in…
The full lesson is part of the course
The video, the complete written lesson and the module quiz are included in Oracle Visual Builder: Applications That Outlive Their First Release, with a certificate on completion and a fourteen-day refund window.