public static GeckoEvent createIMESelectEvent(int start, int end) {
GeckoEvent event = new GeckoEvent(IME_EVENT);
event.mAction = IME_SET_SELECTION;
event.mStart = start;
event.mEnd = end;
return event;
}
/* Informs Gecko that the screen size has changed. */
private void sendResizeEventIfNecessary(boolean force) {
DisplayMetrics metrics = mContext.getResources().getDisplayMetrics();
IntSize newScreenSize = new IntSize(metrics.widthPixels, metrics.heightPixels);
IntSize newWindowSize = new IntSize(mView.getWidth(), mView.getHeight());
boolean screenSizeChanged = !mScreenSize.equals(newScreenSize);
boolean windowSizeChanged = !mWindowSize.equals(newWindowSize);
if (!force && !screenSizeChanged && !windowSizeChanged) {
return;
}
mScreenSize = newScreenSize;
mWindowSize = newWindowSize;
if (screenSizeChanged) {
Log.d(LOGTAG, "Screen-size changed to " + mScreenSize);
}
if (windowSizeChanged) {
Log.d(LOGTAG, "Window-size changed to " + mWindowSize);
}
GeckoEvent event =
GeckoEvent.createSizeChangedEvent(
mWindowSize.width, mWindowSize.height,
mScreenSize.width, mScreenSize.height);
GeckoAppShell.sendEventToGecko(event);
GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("Window:Resize", ""));
}
public static GeckoEvent createScreenshotEvent(
int tabId,
int sx,
int sy,
int sw,
int sh,
int dx,
int dy,
int dw,
int dh,
int bw,
int bh,
int token,
ByteBuffer buffer) {
GeckoEvent event = new GeckoEvent(SCREENSHOT);
event.mPoints = new Point[5];
event.mPoints[0] = new Point(sx, sy);
event.mPoints[1] = new Point(sw, sh);
event.mPoints[2] = new Point(dx, dy);
event.mPoints[3] = new Point(dw, dh);
event.mPoints[4] = new Point(bw, bh);
event.mMetaState = tabId;
event.mFlags = token;
event.mBuffer = buffer;
return event;
}
public static GeckoEvent createSizeChangedEvent(int w, int h, int screenw, int screenh) {
GeckoEvent event = new GeckoEvent(SIZE_CHANGED);
event.mPoints = new Point[2];
event.mPoints[0] = new Point(w, h);
event.mPoints[1] = new Point(screenw, screenh);
return event;
}
public static GeckoEvent createIMECompositionEvent(int start, int end) {
GeckoEvent event = new GeckoEvent(IME_EVENT);
event.mAction = IME_UPDATE_COMPOSITION;
event.mStart = start;
event.mEnd = end;
return event;
}
// Run all queued methods
private static void flushQueuedNativeCallsLocked(final State state) {
int lastSkipped = -1;
for (int i = 0; i < QUEUED_CALLS.size(); i++) {
final QueuedCall call = QUEUED_CALLS.get(i);
if (call == null) {
// We already handled the call.
continue;
}
if (!state.isAtLeast(call.state)) {
// The call is not ready yet; skip it.
lastSkipped = i;
continue;
}
// Mark as handled.
QUEUED_CALLS.set(i, null);
if (call.method == null) {
final GeckoEvent e = (GeckoEvent) call.target;
GeckoAppShell.notifyGeckoOfEvent(e);
e.recycle();
continue;
}
invokeMethod(call.method, call.target, call.args);
}
if (lastSkipped < 0) {
// We're done here; release the memory
QUEUED_CALLS.clear();
QUEUED_CALLS.trimToSize();
} else if (lastSkipped < QUEUED_CALLS.size() - 1) {
// We skipped some; free up null entries at the end,
// but keep all the previous entries for later.
QUEUED_CALLS.subList(lastSkipped + 1, QUEUED_CALLS.size()).clear();
}
}
/** Restore default search engines in Gecko and retrigger a search engine refresh. */
protected void restoreDefaultSearchEngines() {
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("SearchEngines:RestoreDefaults", null));
// Send message to Gecko to get engines. SearchPreferenceCategory listens for the response.
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("SearchEngines:GetVisible", null));
}
public static GeckoEvent createIMEReplaceEvent(int start, int end, String text) {
GeckoEvent event = new GeckoEvent(IME_EVENT);
event.mAction = IME_REPLACE_TEXT;
event.mStart = start;
event.mEnd = end;
event.mCharacters = text;
return event;
}
private boolean processKeyDown(int keyCode, KeyEvent event, boolean isPreIme) {
if (DEBUG) {
Log.d(
LOGTAG,
"IME: processKeyDown(keyCode=" + keyCode + ", event=" + event + ", " + isPreIme + ")");
}
clampSelection();
switch (keyCode) {
case KeyEvent.KEYCODE_MENU:
case KeyEvent.KEYCODE_BACK:
case KeyEvent.KEYCODE_VOLUME_UP:
case KeyEvent.KEYCODE_VOLUME_DOWN:
case KeyEvent.KEYCODE_SEARCH:
return false;
case KeyEvent.KEYCODE_DEL:
// See comments in GeckoInputConnection.onKeyDel
if (onKeyDel()) {
return true;
}
break;
case KeyEvent.KEYCODE_ENTER:
if ((event.getFlags() & KeyEvent.FLAG_EDITOR_ACTION) != 0
&& mIMEActionHint.equalsIgnoreCase("next"))
event = new KeyEvent(event.getAction(), KeyEvent.KEYCODE_TAB);
break;
default:
break;
}
if (isPreIme
&& mIMEState != IME_STATE_DISABLED
&& (event.getMetaState() & KeyEvent.META_ALT_ON) != 0)
// Let active IME process pre-IME key events
return false;
View view = GeckoApp.mAppContext.getLayerController().getView();
KeyListener keyListener = TextKeyListener.getInstance();
// KeyListener returns true if it handled the event for us.
if (mIMEState == IME_STATE_DISABLED
|| keyCode == KeyEvent.KEYCODE_ENTER
|| keyCode == KeyEvent.KEYCODE_DEL
|| keyCode == KeyEvent.KEYCODE_TAB
|| (event.getFlags() & KeyEvent.FLAG_SOFT_KEYBOARD) != 0
|| !keyListener.onKeyDown(view, mEditable, keyCode, event)) {
// Make sure selection in Gecko is up-to-date
final Editable content = getEditable();
int a = Selection.getSelectionStart(content);
int b = Selection.getSelectionEnd(content);
GeckoAppShell.sendEventToGecko(
GeckoEvent.createIMEEvent(GeckoEvent.IME_SET_SELECTION, a, b - a));
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
}
return true;
}
private boolean processKeyUp(int keyCode, KeyEvent event, boolean isPreIme) {
if (DEBUG) {
Log.d(
LOGTAG,
"IME: processKeyUp(keyCode=" + keyCode + ", event=" + event + ", " + isPreIme + ")");
}
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
case KeyEvent.KEYCODE_SEARCH:
case KeyEvent.KEYCODE_MENU:
return false;
default:
break;
}
if (isPreIme
&& mIMEState != IME_STATE_DISABLED
&& (event.getMetaState() & KeyEvent.META_ALT_ON) != 0)
// Let active IME process pre-IME key events
return false;
View view = GeckoApp.mAppContext.getLayerController().getView();
KeyListener keyListener = TextKeyListener.getInstance();
if (mIMEState == IME_STATE_DISABLED
|| keyCode == KeyEvent.KEYCODE_ENTER
|| keyCode == KeyEvent.KEYCODE_DEL
|| (event.getFlags() & KeyEvent.FLAG_SOFT_KEYBOARD) != 0
|| !keyListener.onKeyUp(view, mEditable, keyCode, event)) {
GeckoAppShell.sendEventToGecko(GeckoEvent.createKeyEvent(event));
}
return true;
}
boolean scrollBy(PointF displacement) {
if (!mOverridePanning) {
return false;
}
if (!mOverrideScrollAck) {
mOverrideScrollPending = true;
mPendingDisplacement.x += displacement.x;
mPendingDisplacement.y += displacement.y;
return true;
}
JSONObject json = new JSONObject();
try {
json.put("x", displacement.x);
json.put("y", displacement.y);
} catch (JSONException e) {
Log.e(LOGTAG, "Error forming subwindow scroll message: ", e);
}
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent(MESSAGE_SCROLL, json.toString()));
mOverrideScrollAck = false;
mOverrideScrollPending = false;
// clear the |mPendingDisplacement| after serializing |displacement| to
// JSON because they might be the same object
mPendingDisplacement.x = 0;
mPendingDisplacement.y = 0;
return true;
}
/*
* DoorHanger.OnButtonClickListener implementation
*/
@Override
public void onButtonClick(DoorHanger dh, String tag) {
JSONObject response = new JSONObject();
try {
response.put("callback", tag);
CheckBox checkBox = dh.getCheckBox();
// If the checkbox is being used, pass its value
if (checkBox != null) {
response.put("checked", checkBox.isChecked());
}
List<PromptInput> doorHangerInputs = dh.getInputs();
if (doorHangerInputs != null) {
JSONObject inputs = new JSONObject();
for (PromptInput input : doorHangerInputs) {
inputs.put(input.getId(), input.getValue());
}
response.put("inputs", inputs);
}
} catch (JSONException e) {
Log.e(LOGTAG, "Error creating onClick response", e);
}
GeckoEvent e = GeckoEvent.createBroadcastEvent("Doorhanger:Reply", response.toString());
GeckoAppShell.sendEventToGecko(e);
removeDoorHanger(dh);
updatePopup();
}
@Override
public boolean setSelection(int start, int end) {
GeckoAppShell.sendEventToGecko(
GeckoEvent.createIMEEvent(GeckoEvent.IME_SET_SELECTION, start, end - start));
return super.setSelection(start, end);
}
/** Send current network state and connection type as a GeckoEvent, to whomever is listening. */
private void sendNetworkStateToListeners() {
final Context applicationContext = GeckoAppShell.getApplicationContext();
final GeckoEvent networkEvent =
GeckoEvent.createNetworkEvent(
currentConnectionType.value,
currentConnectionType == ConnectionType.WIFI,
wifiDhcpGatewayAddress(applicationContext),
currentConnectionSubtype.value);
final GeckoEvent networkLinkChangeValueEvent =
GeckoEvent.createNetworkLinkChangeEvent(currentNetworkStatus.value);
final GeckoEvent networkLinkChangeNotificationEvent =
GeckoEvent.createNetworkLinkChangeEvent(LINK_DATA_CHANGED);
GeckoAppShell.sendEventToGecko(networkEvent);
GeckoAppShell.sendEventToGecko(networkLinkChangeValueEvent);
GeckoAppShell.sendEventToGecko(networkLinkChangeNotificationEvent);
}
public static GeckoEvent createViewportEvent(
ImmutableViewportMetrics metrics, DisplayPortMetrics displayPort) {
GeckoEvent event = new GeckoEvent(VIEWPORT);
event.mCharacters = "Viewport:Change";
StringBuffer sb = new StringBuffer(256);
sb.append("{ \"x\" : ")
.append(metrics.viewportRectLeft)
.append(", \"y\" : ")
.append(metrics.viewportRectTop)
.append(", \"zoom\" : ")
.append(metrics.zoomFactor)
.append(", \"displayPort\" :")
.append(displayPort.toJSON())
.append('}');
event.mCharactersExtra = sb.toString();
return event;
}
public AllPagesTab(Context context) {
super(context);
mSearchEngines = new ArrayList<SearchEngine>();
registerEventListener("SearchEngines:Data");
GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("SearchEngines:Get", null));
mHandler = new AllPagesHandler();
}
@Override
public void requestZoomedViewRender() {
if (stopUpdateView) {
return;
}
// remove pending runnable
ThreadUtils.removeCallbacksFromUiThread(requestRenderRunnable);
// "requestZoomedViewRender" can be called very often by Gecko (endDrawing in LayerRender)
// without
// any thing changed in the zoomed area (useless calls from the "zoomed area" point of view).
// "requestZoomedViewRender" can take time to re-render the zoomed view, it depends of the
// complexity
// of the html on this area.
// To avoid to slow down the application, the 2 following cases are tested:
// 1- Last render is still running, plan another render later.
if (isRendering()) {
// post a new runnable DELAY_BEFORE_NEXT_RENDER_REQUEST_MS later
// We need to post with a delay to be sure that the last call to requestZoomedViewRender will
// be done.
// For a static html page WITHOUT any animation/video, there is a last call to endDrawing and
// we need to make
// the zoomed render on this last call.
ThreadUtils.postDelayedToUiThread(requestRenderRunnable, DELAY_BEFORE_NEXT_RENDER_REQUEST_MS);
return;
}
// 2- Current render occurs too early, plan another render later.
if (renderFrequencyTooHigh()) {
// post a new runnable DELAY_BEFORE_NEXT_RENDER_REQUEST_MS later
// We need to post with a delay to be sure that the last call to requestZoomedViewRender will
// be done.
// For a page WITH animation/video, the animation/video can be stopped, and we need to make
// the zoomed render on this last call.
ThreadUtils.postDelayedToUiThread(requestRenderRunnable, DELAY_BEFORE_NEXT_RENDER_REQUEST_MS);
return;
}
startTimeReRender = System.nanoTime();
// Allocate the buffer if it's the first call.
// Change the buffer size if it's not the right size.
updateBufferSize();
int tabId = Tabs.getInstance().getSelectedTab().getId();
ImmutableViewportMetrics metrics = layerView.getViewportMetrics();
PointF origin = metrics.getOrigin();
final int xPos = (int) origin.x + lastPosition.x;
final int yPos = (int) origin.y + lastPosition.y;
GeckoEvent e =
GeckoEvent.createZoomedViewEvent(
tabId, xPos, yPos, viewWidth, viewHeight, zoomFactor * metrics.zoomFactor, buffer);
GeckoAppShell.sendEventToGecko(e);
}
public void finishDialog(String aReturn) {
mInputs = null;
mButtons = null;
mDialog = null;
mSelected = null;
mPromptQueue.offer(aReturn);
// poke the Gecko thread in case it's waiting for new events
GeckoAppShell.sendEventToGecko(GeckoEvent.createNoOpEvent());
}
private void connectToGecko() {
GeckoThread.setLaunchState(GeckoThread.LaunchState.GeckoRunning);
Tab selectedTab = Tabs.getInstance().getSelectedTab();
if (selectedTab != null)
Tabs.getInstance().notifyListeners(selectedTab, Tabs.TabEvents.SELECTED);
geckoConnected();
GeckoAppShell.setLayerClient(getLayerClientObject());
GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("Viewport:Flush", null));
}
/**
* Handle a confirmation response from the user.
*
* @param value String value to return to the browser context.
*/
public void confirmWithValue(String value) {
JSONObject result = makeResult(RESULT_OK);
try {
result.put("textbox0", value);
} catch (JSONException ex) {
}
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("Prompt:Reply", result.toString()));
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.find_prev:
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("FindInPage:Prev", mFindText.getText().toString()));
getInputMethodManager(mFindText).hideSoftInputFromWindow(mFindText.getWindowToken(), 0);
break;
case R.id.find_next:
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("FindInPage:Next", mFindText.getText().toString()));
getInputMethodManager(mFindText).hideSoftInputFromWindow(mFindText.getWindowToken(), 0);
break;
case R.id.find_close:
hide();
break;
}
}
public static GeckoEvent createIMERangeEvent(
int start, int end, int rangeType, int rangeStyles, int rangeForeColor, int rangeBackColor) {
GeckoEvent event = new GeckoEvent(IME_EVENT);
event.mAction = IME_ADD_COMPOSITION_RANGE;
event.mStart = start;
event.mEnd = end;
event.mRangeType = rangeType;
event.mRangeStyles = rangeStyles;
event.mRangeForeColor = rangeForeColor;
event.mRangeBackColor = rangeBackColor;
return event;
}
/** Implementation of LayerView.Listener */
public void compositionResumeRequested(int width, int height) {
// Asking Gecko to resume the compositor takes too long (see
// https://bugzilla.mozilla.org/show_bug.cgi?id=735230#c23), so we
// resume the compositor directly. We still need to inform Gecko about
// the compositor resuming, so that Gecko knows that it can now draw.
if (mCompositorCreated) {
GeckoAppShell.scheduleResumeComposition(width, height);
GeckoAppShell.sendEventToGecko(GeckoEvent.createCompositorResumeEvent());
}
}
protected void onActivityResume(GeckoActivityStatus activity) {
if (mPausedGecko) {
GeckoAppShell.sendEventToGecko(GeckoEvent.createAppForegroundingEvent());
mPausedGecko = false;
}
GeckoConnectivityReceiver.getInstance().start();
GeckoNetworkManager.getInstance().start();
mInBackground = false;
}
public void handleNotificationIntent(Intent i) {
final Uri data = i.getData();
if (data == null) {
Log.e(LOGTAG, "handleNotificationEvent: empty data");
return;
}
final String id = data.getQueryParameter(ID_ATTR);
final String notificationType = data.getQueryParameter(EVENT_TYPE_ATTR);
if (id == null || notificationType == null) {
Log.e(LOGTAG, "handleNotificationEvent: invalid intent parameters");
return;
}
// In case the user swiped out the notification, we empty the id set.
if (CLEARED_EVENT.equals(notificationType)) {
mClearableNotifications.remove(id);
// If Gecko isn't running, we throw away events where the notification was cancelled.
// i.e. Don't bug the user if they're just closing a bunch of notifications.
if (!GeckoThread.checkLaunchState(GeckoThread.LaunchState.GeckoRunning)) {
return;
}
}
JSONObject args = new JSONObject();
// The handler and cookie parameters are optional
final String handler = data.getQueryParameter(HANDLER_ATTR);
final String cookie = i.getStringExtra(COOKIE_ATTR);
try {
args.put(ID_ATTR, id);
args.put(EVENT_TYPE_ATTR, notificationType);
args.put(HANDLER_ATTR, handler);
args.put(COOKIE_ATTR, cookie);
if (BUTTON_EVENT.equals(notificationType)) {
final String actionName = data.getQueryParameter(ACTION_ID_ATTR);
args.put(ACTION_ID_ATTR, actionName);
}
Log.i(LOGTAG, "Send " + args.toString());
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("Notification:Event", args.toString()));
} catch (JSONException e) {
Log.e(LOGTAG, "Error building JSON notification arguments.", e);
}
// If the notification was clicked, we are closing it. This must be executed after
// sending the event to js side because when the notification is canceled no event can be
// handled.
if (CLICK_EVENT.equals(notificationType) && !i.getBooleanExtra(ONGOING_ATTR, false)) {
hideNotification(id, handler, cookie);
}
}
public static void addPendingEvent(final GeckoEvent e) {
synchronized (QUEUED_CALLS) {
if (isRunning()) {
// We may just have switched to running state.
GeckoAppShell.notifyGeckoOfEvent(e);
e.recycle();
} else {
QUEUED_CALLS.add(new QueuedCall(null, e, null, State.RUNNING));
}
}
}
@Override
public boolean onActionItemClicked(ActionModeCompat mode, MenuItem item) {
try {
final JSONObject obj = mItems.getJSONObject(item.getItemId());
GeckoAppShell.sendEventToGecko(
GeckoEvent.createBroadcastEvent("TextSelection:Action", obj.optString("id")));
return true;
} catch (Exception ex) {
Log.i(LOGTAG, "Exception calling action", ex);
}
return false;
}
/**
* Load a URL resource into the Browser.
*
* @param url The URL string.
*/
public void loadUrl(String url) {
JSONObject args = new JSONObject();
try {
args.put("url", url);
args.put("parentId", -1);
args.put("newTab", false);
args.put("tabID", mId);
} catch (Exception e) {
Log.w(LOGTAG, "Error building JSON arguments for loadUrl.", e);
}
GeckoAppShell.sendEventToGecko(GeckoEvent.createBroadcastEvent("Tab:Load", args.toString()));
}
private void updateNetworkType() {
NetworkType previousNetworkType = mNetworkType;
mNetworkType = getNetworkType();
if (mNetworkType == previousNetworkType || !mShouldNotify) {
return;
}
GeckoAppShell.sendEventToGecko(
GeckoEvent.createNetworkEvent(
getNetworkSpeed(mNetworkType), isNetworkUsuallyMetered(mNetworkType)));
}
/** Implementation of LayerView.Listener */
public void compositionPauseRequested() {
// We need to coordinate with Gecko when pausing composition, to ensure
// that Gecko never executes a draw event while the compositor is paused.
// This is sent synchronously to make sure that we don't attempt to use
// any outstanding Surfaces after we call this (such as from a
// surfaceDestroyed notification), and to make sure that any in-flight
// Gecko draw events have been processed. When this returns, composition is
// definitely paused -- it'll synchronize with the Gecko event loop, which
// in turn will synchronize with the compositor thread.
if (mCompositorCreated) {
GeckoAppShell.sendEventToGeckoSync(GeckoEvent.createCompositorPauseEvent());
}
}