gecko-dev/mobile/android/base/GeckoEvent.java
2013-12-10 15:48:16 -05:00

793 lines
30 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import org.mozilla.gecko.gfx.DisplayPortMetrics;
import org.mozilla.gecko.gfx.ImmutableViewportMetrics;
import org.mozilla.gecko.mozglue.JNITarget;
import org.mozilla.gecko.mozglue.generatorannotations.GeneratorOptions;
import org.mozilla.gecko.mozglue.generatorannotations.WrapEntireClassForJNI;
import org.mozilla.gecko.mozglue.RobocopTarget;
import android.content.res.Resources;
import android.graphics.Point;
import android.graphics.PointF;
import android.graphics.Rect;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorManager;
import android.location.Address;
import android.location.Location;
import android.os.Build;
import android.os.SystemClock;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import java.nio.ByteBuffer;
/* We're not allowed to hold on to most events given to us
* so we save the parts of the events we want to use in GeckoEvent.
* Fields have different meanings depending on the event type.
*/
/* This class is referenced by Robocop via reflection; use care when
* modifying the signature.
*/
@JNITarget
public class GeckoEvent {
private static final String LOGTAG = "GeckoEvent";
// Make sure to keep these values in sync with the enum in
// AndroidGeckoEvent in widget/android/AndroidJavaWrappers.h
@JNITarget
private enum NativeGeckoEvent {
NATIVE_POKE(0),
KEY_EVENT(1),
MOTION_EVENT(2),
SENSOR_EVENT(3),
LOCATION_EVENT(5),
IME_EVENT(6),
DRAW(7),
SIZE_CHANGED(8),
APP_BACKGROUNDING(9),
APP_FOREGROUNDING(10),
LOAD_URI(12),
NOOP(15),
BROADCAST(19),
VIEWPORT(20),
VISITED(21),
NETWORK_CHANGED(22),
THUMBNAIL(25),
SCREENORIENTATION_CHANGED(27),
COMPOSITOR_CREATE(28),
COMPOSITOR_PAUSE(29),
COMPOSITOR_RESUME(30),
NATIVE_GESTURE_EVENT(31),
IME_KEY_EVENT(32),
CALL_OBSERVER(33),
REMOVE_OBSERVER(34),
LOW_MEMORY(35),
NETWORK_LINK_CHANGE(36),
TELEMETRY_HISTOGRAM_ADD(37),
PREFERENCES_OBSERVE(39),
PREFERENCES_GET(40),
PREFERENCES_REMOVE_OBSERVERS(41),
TELEMETRY_UI_SESSION_START(42),
TELEMETRY_UI_SESSION_STOP(43),
TELEMETRY_UI_EVENT(44);
public final int value;
private NativeGeckoEvent(int value) {
this.value = value;
}
}
/**
* The DomKeyLocation enum encapsulates the DOM KeyboardEvent's constants.
* @see https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent#Key_location_constants
*/
@GeneratorOptions(generatedClassName = "JavaDomKeyLocation")
@WrapEntireClassForJNI
public enum DomKeyLocation {
DOM_KEY_LOCATION_STANDARD(0),
DOM_KEY_LOCATION_LEFT(1),
DOM_KEY_LOCATION_RIGHT(2),
DOM_KEY_LOCATION_NUMPAD(3),
DOM_KEY_LOCATION_MOBILE(4),
DOM_KEY_LOCATION_JOYSTICK(5);
public final int value;
private DomKeyLocation(int value) {
this.value = value;
}
}
// Encapsulation of common IME actions.
@JNITarget
public enum ImeAction {
IME_SYNCHRONIZE(0),
IME_REPLACE_TEXT(1),
IME_SET_SELECTION(2),
IME_ADD_COMPOSITION_RANGE(3),
IME_UPDATE_COMPOSITION(4),
IME_REMOVE_COMPOSITION(5),
IME_ACKNOWLEDGE_FOCUS(6);
public final int value;
private ImeAction(int value) {
this.value = value;
}
}
public static final int IME_RANGE_CARETPOSITION = 1;
public static final int IME_RANGE_RAWINPUT = 2;
public static final int IME_RANGE_SELECTEDRAWTEXT = 3;
public static final int IME_RANGE_CONVERTEDTEXT = 4;
public static final int IME_RANGE_SELECTEDCONVERTEDTEXT = 5;
public static final int IME_RANGE_LINE_NONE = 0;
public static final int IME_RANGE_LINE_DOTTED = 1;
public static final int IME_RANGE_LINE_DASHED = 2;
public static final int IME_RANGE_LINE_SOLID = 3;
public static final int IME_RANGE_LINE_DOUBLE = 4;
public static final int IME_RANGE_LINE_WAVY = 5;
public static final int IME_RANGE_UNDERLINE = 1;
public static final int IME_RANGE_FORECOLOR = 2;
public static final int IME_RANGE_BACKCOLOR = 4;
public static final int IME_RANGE_LINECOLOR = 8;
public static final int ACTION_MAGNIFY_START = 11;
public static final int ACTION_MAGNIFY = 12;
public static final int ACTION_MAGNIFY_END = 13;
private final int mType;
private int mAction;
private boolean mAckNeeded;
private long mTime;
private Point[] mPoints;
private int[] mPointIndicies;
private int mPointerIndex; // index of the point that has changed
private float[] mOrientations;
private float[] mPressures;
private Point[] mPointRadii;
private Rect mRect;
private double mX;
private double mY;
private double mZ;
private int mMetaState;
private int mFlags;
private int mKeyCode;
private int mUnicodeChar;
private int mBaseUnicodeChar; // mUnicodeChar without meta states applied
private int mDOMPrintableKeyValue;
private int mRepeatCount;
private int mCount;
private int mStart;
private int mEnd;
private String mCharacters;
private String mCharactersExtra;
private String mData;
private int mRangeType;
private int mRangeStyles;
private int mRangeLineStyle;
private boolean mRangeBoldLine;
private int mRangeForeColor;
private int mRangeBackColor;
private int mRangeLineColor;
private Location mLocation;
private Address mAddress;
private DomKeyLocation mDomKeyLocation;
private double mBandwidth;
private boolean mCanBeMetered;
private boolean mIsWifi;
private int mDHCPGateway;
private int mNativeWindow;
private short mScreenOrientation;
private ByteBuffer mBuffer;
private int mWidth;
private int mHeight;
private String[] mPrefNames;
private GeckoEvent(NativeGeckoEvent event) {
mType = event.value;
}
public static GeckoEvent createAppBackgroundingEvent() {
return new GeckoEvent(NativeGeckoEvent.APP_BACKGROUNDING);
}
public static GeckoEvent createAppForegroundingEvent() {
return new GeckoEvent(NativeGeckoEvent.APP_FOREGROUNDING);
}
public static GeckoEvent createNoOpEvent() {
return new GeckoEvent(NativeGeckoEvent.NOOP);
}
public static GeckoEvent createKeyEvent(KeyEvent k, int metaState) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.KEY_EVENT);
event.initKeyEvent(k, metaState);
return event;
}
public static GeckoEvent createCompositorCreateEvent(int width, int height) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.COMPOSITOR_CREATE);
event.mWidth = width;
event.mHeight = height;
return event;
}
public static GeckoEvent createCompositorPauseEvent() {
return new GeckoEvent(NativeGeckoEvent.COMPOSITOR_PAUSE);
}
public static GeckoEvent createCompositorResumeEvent() {
return new GeckoEvent(NativeGeckoEvent.COMPOSITOR_RESUME);
}
private void initKeyEvent(KeyEvent k, int metaState) {
mAction = k.getAction();
mTime = k.getEventTime();
// Normally we expect k.getMetaState() to reflect the current meta-state; however,
// some software-generated key events may not have k.getMetaState() set, e.g. key
// events from Swype. Therefore, it's necessary to combine the key's meta-states
// with the meta-states that we keep separately in KeyListener
mMetaState = k.getMetaState() | metaState;
mFlags = k.getFlags();
mKeyCode = k.getKeyCode();
mUnicodeChar = k.getUnicodeChar(mMetaState);
// e.g. for Ctrl+A, Android returns 0 for mUnicodeChar,
// but Gecko expects 'a', so we return that in mBaseUnicodeChar
mBaseUnicodeChar = k.getUnicodeChar(0);
mRepeatCount = k.getRepeatCount();
mCharacters = k.getCharacters();
if (mUnicodeChar >= ' ') {
mDOMPrintableKeyValue = mUnicodeChar;
} else {
int unmodifiedMetaState =
mMetaState & ~(KeyEvent.META_ALT_MASK |
KeyEvent.META_CTRL_MASK |
KeyEvent.META_META_MASK);
if (unmodifiedMetaState != mMetaState) {
mDOMPrintableKeyValue = k.getUnicodeChar(unmodifiedMetaState);
}
}
mDomKeyLocation = isJoystickButton(mKeyCode) ? DomKeyLocation.DOM_KEY_LOCATION_JOYSTICK
: DomKeyLocation.DOM_KEY_LOCATION_MOBILE;
}
/**
* This method tests if a key is one of the described in:
* https://bugzilla.mozilla.org/show_bug.cgi?id=756504#c0
* @param keyCode int with the key code (Android key constant from KeyEvent)
* @return true if the key is one of the listed above, false otherwise.
*/
private static boolean isJoystickButton(int keyCode) {
switch (keyCode) {
case KeyEvent.KEYCODE_DPAD_CENTER:
case KeyEvent.KEYCODE_DPAD_LEFT:
case KeyEvent.KEYCODE_DPAD_RIGHT:
case KeyEvent.KEYCODE_DPAD_DOWN:
case KeyEvent.KEYCODE_DPAD_UP:
return true;
default:
if (Build.VERSION.SDK_INT >= 12) {
return KeyEvent.isGamepadButton(keyCode);
}
return GeckoEvent.isGamepadButton(keyCode);
}
}
/**
* This method is a replacement for the the KeyEvent.isGamepadButton method to be
* compatible with Build.VERSION.SDK_INT < 12. This is an implementantion of the
* same method isGamepadButton available after SDK 12.
* @param keyCode int with the key code (Android key constant from KeyEvent).
* @return True if the keycode is a gamepad button, such as {@link #KEYCODE_BUTTON_A}.
*/
private static boolean isGamepadButton(int keyCode) {
switch (keyCode) {
case KeyEvent.KEYCODE_BUTTON_A:
case KeyEvent.KEYCODE_BUTTON_B:
case KeyEvent.KEYCODE_BUTTON_C:
case KeyEvent.KEYCODE_BUTTON_X:
case KeyEvent.KEYCODE_BUTTON_Y:
case KeyEvent.KEYCODE_BUTTON_Z:
case KeyEvent.KEYCODE_BUTTON_L1:
case KeyEvent.KEYCODE_BUTTON_R1:
case KeyEvent.KEYCODE_BUTTON_L2:
case KeyEvent.KEYCODE_BUTTON_R2:
case KeyEvent.KEYCODE_BUTTON_THUMBL:
case KeyEvent.KEYCODE_BUTTON_THUMBR:
case KeyEvent.KEYCODE_BUTTON_START:
case KeyEvent.KEYCODE_BUTTON_SELECT:
case KeyEvent.KEYCODE_BUTTON_MODE:
case KeyEvent.KEYCODE_BUTTON_1:
case KeyEvent.KEYCODE_BUTTON_2:
case KeyEvent.KEYCODE_BUTTON_3:
case KeyEvent.KEYCODE_BUTTON_4:
case KeyEvent.KEYCODE_BUTTON_5:
case KeyEvent.KEYCODE_BUTTON_6:
case KeyEvent.KEYCODE_BUTTON_7:
case KeyEvent.KEYCODE_BUTTON_8:
case KeyEvent.KEYCODE_BUTTON_9:
case KeyEvent.KEYCODE_BUTTON_10:
case KeyEvent.KEYCODE_BUTTON_11:
case KeyEvent.KEYCODE_BUTTON_12:
case KeyEvent.KEYCODE_BUTTON_13:
case KeyEvent.KEYCODE_BUTTON_14:
case KeyEvent.KEYCODE_BUTTON_15:
case KeyEvent.KEYCODE_BUTTON_16:
return true;
default:
return false;
}
}
public static GeckoEvent createNativeGestureEvent(int action, PointF pt, double size) {
try {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.NATIVE_GESTURE_EVENT);
event.mAction = action;
event.mCount = 1;
event.mPoints = new Point[1];
PointF geckoPoint = new PointF(pt.x, pt.y);
geckoPoint = GeckoAppShell.getLayerView().convertViewPointToLayerPoint(geckoPoint);
if (geckoPoint == null) {
// This could happen if Gecko isn't ready yet.
return null;
}
event.mPoints[0] = new Point(Math.round(geckoPoint.x), Math.round(geckoPoint.y));
event.mX = size;
event.mTime = System.currentTimeMillis();
return event;
} catch (Exception e) {
// This can happen if Gecko isn't ready yet
return null;
}
}
/**
* Creates a GeckoEvent that contains the data from the MotionEvent.
* The keepInViewCoordinates parameter can be set to false to convert from the Java
* coordinate system (device pixels relative to the LayerView) to a coordinate system
* relative to gecko's coordinate system (CSS pixels relative to gecko scroll position).
*/
public static GeckoEvent createMotionEvent(MotionEvent m, boolean keepInViewCoordinates) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.MOTION_EVENT);
event.initMotionEvent(m, keepInViewCoordinates);
return event;
}
private void initMotionEvent(MotionEvent m, boolean keepInViewCoordinates) {
mAction = m.getActionMasked();
mTime = (System.currentTimeMillis() - SystemClock.elapsedRealtime()) + m.getEventTime();
mMetaState = m.getMetaState();
switch (mAction) {
case MotionEvent.ACTION_CANCEL:
case MotionEvent.ACTION_UP:
case MotionEvent.ACTION_POINTER_UP:
case MotionEvent.ACTION_POINTER_DOWN:
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_MOVE:
case MotionEvent.ACTION_HOVER_ENTER:
case MotionEvent.ACTION_HOVER_MOVE:
case MotionEvent.ACTION_HOVER_EXIT: {
mCount = m.getPointerCount();
mPoints = new Point[mCount];
mPointIndicies = new int[mCount];
mOrientations = new float[mCount];
mPressures = new float[mCount];
mPointRadii = new Point[mCount];
mPointerIndex = m.getActionIndex();
for (int i = 0; i < mCount; i++) {
addMotionPoint(i, i, m, keepInViewCoordinates);
}
break;
}
default: {
mCount = 0;
mPointerIndex = -1;
mPoints = new Point[mCount];
mPointIndicies = new int[mCount];
mOrientations = new float[mCount];
mPressures = new float[mCount];
mPointRadii = new Point[mCount];
}
}
}
private void addMotionPoint(int index, int eventIndex, MotionEvent event, boolean keepInViewCoordinates) {
try {
PointF geckoPoint = new PointF(event.getX(eventIndex), event.getY(eventIndex));
if (!keepInViewCoordinates) {
geckoPoint = GeckoAppShell.getLayerView().convertViewPointToLayerPoint(geckoPoint);
}
mPoints[index] = new Point(Math.round(geckoPoint.x), Math.round(geckoPoint.y));
mPointIndicies[index] = event.getPointerId(eventIndex);
// getToolMajor, getToolMinor and getOrientation are API Level 9 features
if (Build.VERSION.SDK_INT >= 9) {
double radians = event.getOrientation(eventIndex);
mOrientations[index] = (float) Math.toDegrees(radians);
// w3c touchevents spec does not allow orientations == 90
// this shifts it to -90, which will be shifted to zero below
if (mOrientations[index] == 90)
mOrientations[index] = -90;
// w3c touchevent radius are given by an orientation between 0 and 90
// the radius is found by removing the orientation and measuring the x and y
// radius of the resulting ellipse
// for android orientations >= 0 and < 90, the major axis should correspond to
// just reporting the y radius as the major one, and x as minor
// however, for a radius < 0, we have to shift the orientation by adding 90, and
// reverse which radius is major and minor
if (mOrientations[index] < 0) {
mOrientations[index] += 90;
mPointRadii[index] = new Point((int)event.getToolMajor(eventIndex)/2,
(int)event.getToolMinor(eventIndex)/2);
} else {
mPointRadii[index] = new Point((int)event.getToolMinor(eventIndex)/2,
(int)event.getToolMajor(eventIndex)/2);
}
} else {
float size = event.getSize(eventIndex);
Resources resources = GeckoAppShell.getContext().getResources();
DisplayMetrics displaymetrics = resources.getDisplayMetrics();
size = size*Math.min(displaymetrics.heightPixels, displaymetrics.widthPixels);
mPointRadii[index] = new Point((int)size,(int)size);
mOrientations[index] = 0;
}
if (!keepInViewCoordinates) {
// If we are converting to gecko CSS pixels, then we should adjust the
// radii as well
float zoom = GeckoAppShell.getLayerView().getViewportMetrics().zoomFactor;
mPointRadii[index].x /= zoom;
mPointRadii[index].y /= zoom;
}
mPressures[index] = event.getPressure(eventIndex);
} catch (Exception ex) {
Log.e(LOGTAG, "Error creating motion point " + index, ex);
mPointRadii[index] = new Point(0, 0);
mPoints[index] = new Point(0, 0);
}
}
private static int HalSensorAccuracyFor(int androidAccuracy) {
switch (androidAccuracy) {
case SensorManager.SENSOR_STATUS_UNRELIABLE:
return GeckoHalDefines.SENSOR_ACCURACY_UNRELIABLE;
case SensorManager.SENSOR_STATUS_ACCURACY_LOW:
return GeckoHalDefines.SENSOR_ACCURACY_LOW;
case SensorManager.SENSOR_STATUS_ACCURACY_MEDIUM:
return GeckoHalDefines.SENSOR_ACCURACY_MED;
case SensorManager.SENSOR_STATUS_ACCURACY_HIGH:
return GeckoHalDefines.SENSOR_ACCURACY_HIGH;
}
return GeckoHalDefines.SENSOR_ACCURACY_UNKNOWN;
}
public static GeckoEvent createSensorEvent(SensorEvent s) {
int sensor_type = s.sensor.getType();
GeckoEvent event = null;
switch(sensor_type) {
case Sensor.TYPE_ACCELEROMETER:
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_ACCELERATION;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = s.values[0];
event.mY = s.values[1];
event.mZ = s.values[2];
break;
case 10 /* Requires API Level 9, so just use the raw value - Sensor.TYPE_LINEAR_ACCELEROMETER*/ :
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_LINEAR_ACCELERATION;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = s.values[0];
event.mY = s.values[1];
event.mZ = s.values[2];
break;
case Sensor.TYPE_ORIENTATION:
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_ORIENTATION;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = s.values[0];
event.mY = s.values[1];
event.mZ = s.values[2];
break;
case Sensor.TYPE_GYROSCOPE:
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_GYROSCOPE;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = Math.toDegrees(s.values[0]);
event.mY = Math.toDegrees(s.values[1]);
event.mZ = Math.toDegrees(s.values[2]);
break;
case Sensor.TYPE_PROXIMITY:
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_PROXIMITY;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = s.values[0];
event.mY = 0;
event.mZ = s.sensor.getMaximumRange();
break;
case Sensor.TYPE_LIGHT:
event = new GeckoEvent(NativeGeckoEvent.SENSOR_EVENT);
event.mFlags = GeckoHalDefines.SENSOR_LIGHT;
event.mMetaState = HalSensorAccuracyFor(s.accuracy);
event.mX = s.values[0];
break;
}
return event;
}
public static GeckoEvent createLocationEvent(Location l) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.LOCATION_EVENT);
event.mLocation = l;
return event;
}
public static GeckoEvent createIMEEvent(ImeAction action) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_EVENT);
event.mAction = action.value;
return event;
}
public static GeckoEvent createIMEKeyEvent(KeyEvent k) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_KEY_EVENT);
event.initKeyEvent(k, 0);
return event;
}
public static GeckoEvent createIMEReplaceEvent(int start, int end,
String text) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_EVENT);
event.mAction = ImeAction.IME_REPLACE_TEXT.value;
event.mStart = start;
event.mEnd = end;
event.mCharacters = text;
return event;
}
public static GeckoEvent createIMESelectEvent(int start, int end) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_EVENT);
event.mAction = ImeAction.IME_SET_SELECTION.value;
event.mStart = start;
event.mEnd = end;
return event;
}
public static GeckoEvent createIMECompositionEvent(int start, int end) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_EVENT);
event.mAction = ImeAction.IME_UPDATE_COMPOSITION.value;
event.mStart = start;
event.mEnd = end;
return event;
}
public static GeckoEvent createIMERangeEvent(int start,
int end, int rangeType,
int rangeStyles,
int rangeLineStyle,
boolean rangeBoldLine,
int rangeForeColor,
int rangeBackColor,
int rangeLineColor) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.IME_EVENT);
event.mAction = ImeAction.IME_ADD_COMPOSITION_RANGE.value;
event.mStart = start;
event.mEnd = end;
event.mRangeType = rangeType;
event.mRangeStyles = rangeStyles;
event.mRangeLineStyle = rangeLineStyle;
event.mRangeBoldLine = rangeBoldLine;
event.mRangeForeColor = rangeForeColor;
event.mRangeBackColor = rangeBackColor;
event.mRangeLineColor = rangeLineColor;
return event;
}
public static GeckoEvent createDrawEvent(Rect rect) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.DRAW);
event.mRect = rect;
return event;
}
public static GeckoEvent createSizeChangedEvent(int w, int h, int screenw, int screenh) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.SIZE_CHANGED);
event.mPoints = new Point[2];
event.mPoints[0] = new Point(w, h);
event.mPoints[1] = new Point(screenw, screenh);
return event;
}
@RobocopTarget
public static GeckoEvent createBroadcastEvent(String subject, String data) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.BROADCAST);
event.mCharacters = subject;
event.mCharactersExtra = data;
return event;
}
public static GeckoEvent createViewportEvent(ImmutableViewportMetrics metrics, DisplayPortMetrics displayPort) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.VIEWPORT);
event.mCharacters = "Viewport:Change";
StringBuilder sb = new StringBuilder(256);
sb.append("{ \"x\" : ").append(metrics.viewportRectLeft)
.append(", \"y\" : ").append(metrics.viewportRectTop)
.append(", \"zoom\" : ").append(metrics.zoomFactor)
.append(", \"fixedMarginLeft\" : ").append(metrics.marginLeft)
.append(", \"fixedMarginTop\" : ").append(metrics.marginTop)
.append(", \"fixedMarginRight\" : ").append(metrics.marginRight)
.append(", \"fixedMarginBottom\" : ").append(metrics.marginBottom)
.append(", \"displayPort\" :").append(displayPort.toJSON())
.append('}');
event.mCharactersExtra = sb.toString();
return event;
}
public static GeckoEvent createURILoadEvent(String uri) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.LOAD_URI);
event.mCharacters = uri;
event.mCharactersExtra = "";
return event;
}
public static GeckoEvent createWebappLoadEvent(String uri) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.LOAD_URI);
event.mCharacters = uri;
event.mCharactersExtra = "-webapp";
return event;
}
public static GeckoEvent createBookmarkLoadEvent(String uri) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.LOAD_URI);
event.mCharacters = uri;
event.mCharactersExtra = "-bookmark";
return event;
}
public static GeckoEvent createVisitedEvent(String data) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.VISITED);
event.mCharacters = data;
return event;
}
public static GeckoEvent createNetworkEvent(double bandwidth, boolean canBeMetered,
boolean isWifi, int DHCPGateway) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.NETWORK_CHANGED);
event.mBandwidth = bandwidth;
event.mCanBeMetered = canBeMetered;
event.mIsWifi = isWifi;
event.mDHCPGateway = DHCPGateway;
return event;
}
public static GeckoEvent createThumbnailEvent(int tabId, int bufw, int bufh, ByteBuffer buffer) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.THUMBNAIL);
event.mPoints = new Point[1];
event.mPoints[0] = new Point(bufw, bufh);
event.mMetaState = tabId;
event.mBuffer = buffer;
return event;
}
public static GeckoEvent createScreenOrientationEvent(short aScreenOrientation) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.SCREENORIENTATION_CHANGED);
event.mScreenOrientation = aScreenOrientation;
return event;
}
public static GeckoEvent createCallObserverEvent(String observerKey, String topic, String data) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.CALL_OBSERVER);
event.mCharacters = observerKey;
event.mCharactersExtra = topic;
event.mData = data;
return event;
}
public static GeckoEvent createRemoveObserverEvent(String observerKey) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.REMOVE_OBSERVER);
event.mCharacters = observerKey;
return event;
}
@RobocopTarget
public static GeckoEvent createPreferencesObserveEvent(int requestId, String[] prefNames) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.PREFERENCES_OBSERVE);
event.mCount = requestId;
event.mPrefNames = prefNames;
return event;
}
@RobocopTarget
public static GeckoEvent createPreferencesGetEvent(int requestId, String[] prefNames) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.PREFERENCES_GET);
event.mCount = requestId;
event.mPrefNames = prefNames;
return event;
}
@RobocopTarget
public static GeckoEvent createPreferencesRemoveObserversEvent(int requestId) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.PREFERENCES_REMOVE_OBSERVERS);
event.mCount = requestId;
return event;
}
public static GeckoEvent createLowMemoryEvent(int level) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.LOW_MEMORY);
event.mMetaState = level;
return event;
}
public static GeckoEvent createNetworkLinkChangeEvent(String status) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.NETWORK_LINK_CHANGE);
event.mCharacters = status;
return event;
}
public static GeckoEvent createTelemetryHistogramAddEvent(String histogram,
int value) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.TELEMETRY_HISTOGRAM_ADD);
event.mCharacters = histogram;
event.mCount = value;
return event;
}
public static GeckoEvent createTelemetryUISessionStartEvent(String session, long timestamp) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.TELEMETRY_UI_SESSION_START);
event.mCharacters = session;
event.mTime = timestamp;
return event;
}
public static GeckoEvent createTelemetryUISessionStopEvent(String session, String reason, long timestamp) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.TELEMETRY_UI_SESSION_STOP);
event.mCharacters = session;
event.mCharactersExtra = reason;
event.mTime = timestamp;
return event;
}
public static GeckoEvent createTelemetryUIEvent(String action, String method, long timestamp, String extras) {
GeckoEvent event = new GeckoEvent(NativeGeckoEvent.TELEMETRY_UI_EVENT);
event.mData = action;
event.mCharacters = method;
event.mCharactersExtra = extras;
event.mTime = timestamp;
return event;
}
public void setAckNeeded(boolean ackNeeded) {
mAckNeeded = ackNeeded;
}
}