diff options
Diffstat (limited to 'chromium/content/common/render_accessibility.mojom')
| -rw-r--r-- | chromium/content/common/render_accessibility.mojom | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/chromium/content/common/render_accessibility.mojom b/chromium/content/common/render_accessibility.mojom index 4bfa3eee09c..19ec49f79f4 100644 --- a/chromium/content/common/render_accessibility.mojom +++ b/chromium/content/common/render_accessibility.mojom @@ -10,6 +10,7 @@ import "ui/accessibility/mojom/ax_action_data.mojom"; import "ui/accessibility/mojom/ax_event.mojom"; import "ui/accessibility/mojom/ax_relative_bounds.mojom"; import "ui/gfx/geometry/mojom/geometry.mojom"; +import "mojo/public/mojom/base/unguessable_token.mojom"; struct LocationChanges { // ID of the object whose location is changing. @@ -19,16 +20,19 @@ struct LocationChanges { ax.mojom.AXRelativeBounds new_location; }; -struct ChildFrameHitTestInfo { - // The routing ID of the child frame to request a hit test for. - int32 child_frame_routing_id; +struct HitTestResponse { + // The frame token of the frame that got hit. If this is not equal to the + // frame that the original hit test was called on, the client should do + // another hit test on this frame. + mojo_base.mojom.UnguessableToken hit_frame_token; // The coordinates that should be used for the hit test on the child frame - // indicated by |child_frame_routing_id|, accounting for the viewport. - gfx.mojom.Point transformed_point; + // indicated by |hit_frame_token|, accounting for the viewport. This is only + // needed if |hit_frame_token| is not the same as the current frame's token. + gfx.mojom.Point hit_frame_transformed_point; - // The accessibility event that should be fired. - ax.mojom.Event event_to_fire; + // The AXID of the accessibility node that got hit. + int32 hit_node_id; }; // Interface for accessibility messages sent from the renderer to the browser, @@ -71,15 +75,18 @@ interface RenderAccessibility { FatalError(); // Relays a request from assistive technology to perform a hit test over the - // accessibility object at the point passed via |action_data.target_point|. + // accessibility object at the point passed via |point| in frame pixels. // - // If the object hit doesn't have a child frame, the accessibility event - // indicated via |action_data.hit_test_event_to_fire| will be emitted by the - // renderer and no |child_frame_hit_test_info| should be returned. Otherwise, - // |child_frame_hit_test_info| will provide the necessary information for the - // browser process to request another hit test over the child frame found. - HitTest(ax.mojom.AXActionData action_data) - => (ChildFrameHitTestInfo? child_frame_hit_test_info); + // If the object hit doesn't have a child frame, and if |event_to_fire| is + // set, the accessibility event will be emitted on the hit node with the + // given request ID. + // + // Either way, the response contains the routing ID of the hit frame, + // and the transformed point if the hit frame is a child frame. + HitTest(gfx.mojom.Point point, + ax.mojom.Event event_to_fire, + int32 request_id) + => (HitTestResponse? hit_test_response); // Relay a request from assistive technology to perform an action, such as // focusing or clicking on a node. |