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Add a little input event consistency verifier. 

The idea is to assist with debugging by identifying cases in which
the input event stream is corrupted.

Change-Id: I0a00e52bbe2716be1b3dfc7c02a754492d8e7f1f
This commit is contained in:
Jeff Brown 2011-02-28 18:27:14 -08:00
parent 37159af66d
commit 3847f62209
1 changed files with 12 additions and 4 deletions
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16
include/ui/Input.h
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@ -37,10 +37,16 @@ class SkMatrix;
* Additional private constants not defined in ndk/ui/input.h.
*/
enum {
/*
* Private control to determine when an app is tracking a key sequence.
*/
AKEY_EVENT_FLAG_START_TRACKING = 0x40000000
/* Private control to determine when an app is tracking a key sequence. */
AKEY_EVENT_FLAG_START_TRACKING = 0x40000000,
/* Key event is inconsistent with previously sent key events. */
AKEY_EVENT_FLAG_TAINTED = 0x80000000,
};
enum {
/* Motion event is inconsistent with previously sent motion events. */
AMOTION_EVENT_FLAG_TAINTED = 0x80000000,
};
enum {
@ -328,6 +334,8 @@ public:
inline int32_t getFlags() const { return mFlags; }
inline void setFlags(int32_t flags) { mFlags = flags; }
inline int32_t getEdgeFlags() const { return mEdgeFlags; }
inline void setEdgeFlags(int32_t edgeFlags) { mEdgeFlags = edgeFlags; }