Fix XferDemo by sending push button events directly to parent

Bug: skia:
Change-Id: I3141dd34a9a04c7a660000cba9e483191f28ef03
Reviewed-on: https://skia-review.googlesource.com/75362
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>

1 files changed, 8 insertions, 22 deletions

diff --git a/samplecode/SampleXfer.cpp b/samplecode/SampleXfer.cpp
index 87427fc8f3..4ea313d142 100644
--- a/samplecode/SampleXfer.cpp
+++ b/samplecode/SampleXfer.cpp
@@ -30,21 +30,9 @@ const SkBlendMode gModes[] = {
 };
 const int N_Modes = SK_ARRAY_COUNT(gModes);
 
-class HasEventWig : public SkView {
-public:
-    void postWidgetEvent() {
-        SkEvent evt;
-        this->onPrepareWidEvent(&evt);
-        this->postToListeners(evt, 0);
-    }
-
-protected:
-    virtual void onPrepareWidEvent(SkEvent*) {}
-};
-
 static SkRandom gRand;
 
-class PushButtonWig : public HasEventWig {
+class PushButtonWig : public SkView {
     SkString fLabel;
     SkColor  fColor;
     uint32_t fFast32;
@@ -55,14 +43,15 @@ public:
         fFast32 = fast;
     }
 
-protected:
-    void onPrepareWidEvent(SkEvent* evt) override {
-        evt->setType("push-button");
-        evt->setFast32(fFast32);
-        evt->setString("label", fLabel.c_str());
+    void postWidgetEvent() {
+        SkEvent evt;
+        evt.setType("push-button");
+        evt.setFast32(fFast32);
+        evt.setString("label", fLabel.c_str());
+        this->sendEventToParents(evt);
     }
 
-//    bool onEvent(const SkEvent&) override;
+protected:
     void onDraw(SkCanvas* canvas) override {
         SkRect r;
         this->getLocalBounds(&r);
@@ -98,9 +87,6 @@ protected:
         }
         return true;
     }
-
-private:
-    typedef HasEventWig INHERITED;
 };