![]() Sometimes called a “select” or “dropdown” control. More general background on Cocoa ComboboxĪ control that displays a selected choice from a list of options. ![]() Code interacting with Cocoa is generally written in Objective-C++, whose source files typically end in. Originally, Chrome for Mac had UI written exclusively in Cocoa now the majority of the native UI uses Views, but there are still pieces in Cocoa. Many different classes with the “AX” prefix are involved in exposing accessibility information for Views, but perhaps the best starting point is one that lacks it: ViewAccessibility. As of this writing, the question of whether Mac should use Aura remains open. Because Aura is not the only “platform” Views targets, there is some complexity in Views that would not be necessary if Mac used Aura as well however, Mac platform conventions differ enough from the platforms Aura currently supports that using Aura on Mac might require significant redesign or impose undesirable API constraints. Aura handles tasks like showing windows onscreen and responding to native input events. AuraĪ cross-platform window manager abstraction used on desktop platforms other than macOS. Sometimes, the phrase “Ash Chrome” is used to distinguish the historic Chrome-on-CrOS design (that is, tightly integrated with the operating system) from “LaCrOS Chrome” (where the browser is basically separate from the OS, as on other desktop platforms). Like Chrome, Ash UI is built using the Views toolkit. The Chrome OS windowing environment, responsible for non-browser UI such as the login screen, system tray, and various built-in control surfaces. Corrections or requests for addition? Contact the Views team. Terms are given below, ordered alphabetically.
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