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Commit d697faca authored by Arpit Singh's avatar Arpit Singh
Browse files

[CD Cursor] Introduce DISPLAY_TOPOLOGY_AWARE flag 

This CL introduces InputConfig::DISPLAY_TOPOLOGY_AWARE flag. This will
be used in upcoming CLs to make receiving corss-display gestures an
opt-in feature for windows.

Bug: 401220484
Test: presubmit
Flag: com.android.input.flags.use_topology_aware_flag
Change-Id: I8a65e9a482dad325c2ca1f7af4419082f7b9aba2
parent f423c74b

libs/gui/include/gui/WindowInfo.h

+2 −0
Original line number Diff line number Diff line
@@ -178,6 +178,8 @@ struct WindowInfo : public Parcelable { 
                static_cast<uint32_t>(os::InputConfig::GLOBAL_STYLUS_BLOCKS_TOUCH),

        SENSITIVE_FOR_PRIVACY =

                static_cast<uint32_t>(os::InputConfig::SENSITIVE_FOR_PRIVACY),

        DISPLAY_TOPOLOGY_AWARE =

                static_cast<uint32_t>(os::InputConfig::DISPLAY_TOPOLOGY_AWARE),

        // clang-format on

    };

libs/input/android/os/InputConfig.aidl

+13 −0
Original line number Diff line number Diff line
@@ -160,4 +160,17 @@ enum InputConfig { 
     * determine how these sensitive events are eventually traced.

     */

     SENSITIVE_FOR_PRIVACY       = 1 << 18,



    /**

     * InputConfig used to indicate that this window is topology aware. Using this flag will allow

     * windows to receive gestures that can cross display boundaries. This flag is used for cross

     * display drag and drop of windows and contents.

     *

     * Window with this flag can receive an input event stream containing events with varying

     * displayIds in the corresponding coordinate space when the cursor crosses display boundary.

     *

     * When this flag is not set, window will receive a modified event stream where display Id will

     * remain unchanged and coordinate space will extend beyond the logical display space.

     */

     DISPLAY_TOPOLOGY_AWARE       = 1 << 19,

}