The Tor Browser: mobile/android/base/gfx/NativePanZoomController.java@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 package org.mozilla.gecko.gfx;

     8 import org.mozilla.gecko.GeckoEvent;

     9 import org.mozilla.gecko.GeckoThread;

    10 import org.mozilla.gecko.mozglue.generatorannotations.WrapElementForJNI;

    11 import org.mozilla.gecko.EventDispatcher;

    12 import org.mozilla.gecko.util.GeckoEventListener;

    14 import org.json.JSONObject;

    16 import android.graphics.PointF;

    17 import android.view.KeyEvent;

    18 import android.view.MotionEvent;

    19 import android.view.View;

    21 class NativePanZoomController implements PanZoomController, GeckoEventListener {

    22     private final PanZoomTarget mTarget;

    23     private final EventDispatcher mDispatcher;

    24     private final CallbackRunnable mCallbackRunnable;

    26     NativePanZoomController(PanZoomTarget target, View view, EventDispatcher dispatcher) {

    27         mTarget = target;

    28         mDispatcher = dispatcher;

    29         mCallbackRunnable = new CallbackRunnable();

    30         if (GeckoThread.checkLaunchState(GeckoThread.LaunchState.GeckoRunning)) {

    31             init();

    32         } else {

    33             mDispatcher.registerEventListener("Gecko:Ready", this);

    34         }

    35     }

    37     public void handleMessage(String event, JSONObject message) {

    38         if ("Gecko:Ready".equals(event)) {

    39             mDispatcher.unregisterEventListener("Gecko:Ready", this);

    40             init();

    41         }

    42     }

    44     public boolean onTouchEvent(MotionEvent event) {

    45         GeckoEvent wrapped = GeckoEvent.createMotionEvent(event, true);

    46         handleTouchEvent(wrapped);

    47         return false;

    48     }

    50     public boolean onMotionEvent(MotionEvent event) {

    51         // FIXME implement this

    52         return false;

    53     }

    55     public boolean onKeyEvent(KeyEvent event) {

    56         // FIXME implement this

    57         return false;

    58     }

    60     public PointF getVelocityVector() {

    61         // FIXME implement this

    62         return new PointF(0, 0);

    63     }

    65     public void pageRectUpdated() {

    66         // no-op in APZC, I think

    67     }

    69     public void abortPanning() {

    70         // no-op in APZC, I think

    71     }

    73     public native void abortAnimation();

    75     private native void init();

    76     private native void handleTouchEvent(GeckoEvent event);

    77     private native void handleMotionEvent(GeckoEvent event);

    78     private native long runDelayedCallback();

    80     public native void destroy();

    81     public native void notifyDefaultActionPrevented(boolean prevented);

    82     public native boolean getRedrawHint();

    83     public native void setOverScrollMode(int overscrollMode);

    84     public native int getOverScrollMode();

    86     @WrapElementForJNI(allowMultithread = true, stubName = "RequestContentRepaintWrapper")

    87     private void requestContentRepaint(float x, float y, float width, float height, float resolution) {

    88         mTarget.forceRedraw(new DisplayPortMetrics(x, y, x + width, y + height, resolution));

    89     }

    91     @WrapElementForJNI(allowMultithread = true, stubName = "PostDelayedCallbackWrapper")

    92     private void postDelayedCallback(long delay) {

    93         mTarget.postDelayed(mCallbackRunnable, delay);

    94     }

    96     class CallbackRunnable implements Runnable {

    97         @Override

    98         public void run() {

    99             long nextDelay = runDelayedCallback();

   100             if (nextDelay >= 0) {

   101                 mTarget.postDelayed(this, nextDelay);

   102             }

   103         }

   104     }

   106     public void setOverscrollHandler(final Overscroll listener) {

   107     }

   108 }

The Tor Browser / file revision