| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.systemui.statusbar.policy; |
| |
| import android.app.Notification; |
| import android.app.PendingIntent; |
| import android.app.RemoteInput; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.graphics.Rect; |
| import android.graphics.drawable.Drawable; |
| import android.os.Bundle; |
| import android.text.Editable; |
| import android.text.TextWatcher; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.ViewParent; |
| import android.view.inputmethod.CompletionInfo; |
| import android.view.inputmethod.EditorInfo; |
| import android.view.inputmethod.InputConnection; |
| import android.view.inputmethod.InputMethodManager; |
| import android.widget.EditText; |
| import android.widget.ImageButton; |
| import android.widget.LinearLayout; |
| import android.widget.ProgressBar; |
| import android.widget.TextView; |
| |
| import com.android.internal.logging.MetricsLogger; |
| import com.android.internal.logging.MetricsProto; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.ExpandableView; |
| import com.android.systemui.statusbar.NotificationData; |
| import com.android.systemui.statusbar.RemoteInputController; |
| import com.android.systemui.statusbar.stack.ScrollContainer; |
| |
| /** |
| * Host for the remote input. |
| */ |
| public class RemoteInputView extends LinearLayout implements View.OnClickListener, TextWatcher { |
| |
| private static final String TAG = "RemoteInput"; |
| |
| // A marker object that let's us easily find views of this class. |
| public static final Object VIEW_TAG = new Object(); |
| |
| private RemoteEditText mEditText; |
| private ImageButton mSendButton; |
| private ProgressBar mProgressBar; |
| private PendingIntent mPendingIntent; |
| private RemoteInput[] mRemoteInputs; |
| private RemoteInput mRemoteInput; |
| private RemoteInputController mController; |
| |
| private NotificationData.Entry mEntry; |
| |
| private ScrollContainer mScrollContainer; |
| private View mScrollContainerChild; |
| private boolean mRemoved; |
| |
| public RemoteInputView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| |
| mProgressBar = (ProgressBar) findViewById(R.id.remote_input_progress); |
| |
| mSendButton = (ImageButton) findViewById(R.id.remote_input_send); |
| mSendButton.setOnClickListener(this); |
| |
| mEditText = (RemoteEditText) getChildAt(0); |
| mEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() { |
| @Override |
| public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { |
| final boolean isSoftImeEvent = event == null |
| && (actionId == EditorInfo.IME_ACTION_DONE |
| || actionId == EditorInfo.IME_ACTION_NEXT |
| || actionId == EditorInfo.IME_ACTION_SEND); |
| final boolean isKeyboardEnterKey = event != null |
| && KeyEvent.isConfirmKey(event.getKeyCode()) |
| && event.getAction() == KeyEvent.ACTION_DOWN; |
| |
| if (isSoftImeEvent || isKeyboardEnterKey) { |
| if (mEditText.length() > 0) { |
| sendRemoteInput(); |
| } |
| // Consume action to prevent IME from closing. |
| return true; |
| } |
| return false; |
| } |
| }); |
| mEditText.addTextChangedListener(this); |
| mEditText.setInnerFocusable(false); |
| mEditText.mRemoteInputView = this; |
| } |
| |
| private void sendRemoteInput() { |
| Bundle results = new Bundle(); |
| results.putString(mRemoteInput.getResultKey(), mEditText.getText().toString()); |
| Intent fillInIntent = new Intent().addFlags(Intent.FLAG_RECEIVER_FOREGROUND); |
| RemoteInput.addResultsToIntent(mRemoteInputs, fillInIntent, |
| results); |
| |
| mEditText.setEnabled(false); |
| mSendButton.setVisibility(INVISIBLE); |
| mProgressBar.setVisibility(VISIBLE); |
| mEntry.remoteInputText = mEditText.getText(); |
| mController.addSpinning(mEntry.key); |
| mController.removeRemoteInput(mEntry); |
| mEditText.mShowImeOnInputConnection = false; |
| mController.remoteInputSent(mEntry); |
| |
| MetricsLogger.action(mContext, MetricsProto.MetricsEvent.ACTION_REMOTE_INPUT_SEND, |
| mEntry.notification.getPackageName()); |
| try { |
| mPendingIntent.send(mContext, 0, fillInIntent); |
| } catch (PendingIntent.CanceledException e) { |
| Log.i(TAG, "Unable to send remote input result", e); |
| MetricsLogger.action(mContext, MetricsProto.MetricsEvent.ACTION_REMOTE_INPUT_FAIL, |
| mEntry.notification.getPackageName()); |
| } |
| } |
| |
| public static RemoteInputView inflate(Context context, ViewGroup root, |
| NotificationData.Entry entry, |
| RemoteInputController controller) { |
| RemoteInputView v = (RemoteInputView) |
| LayoutInflater.from(context).inflate(R.layout.remote_input, root, false); |
| v.mController = controller; |
| v.mEntry = entry; |
| v.setTag(VIEW_TAG); |
| |
| return v; |
| } |
| |
| @Override |
| public void onClick(View v) { |
| if (v == mSendButton) { |
| sendRemoteInput(); |
| } |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent event) { |
| super.onTouchEvent(event); |
| |
| // We never want for a touch to escape to an outer view or one we covered. |
| return true; |
| } |
| |
| public void onDefocus() { |
| mController.removeRemoteInput(mEntry); |
| mEntry.remoteInputText = mEditText.getText(); |
| |
| // During removal, we get reattached and lose focus. Not hiding in that |
| // case to prevent flicker. |
| if (!mRemoved) { |
| setVisibility(INVISIBLE); |
| } |
| MetricsLogger.action(mContext, MetricsProto.MetricsEvent.ACTION_REMOTE_INPUT_CLOSE, |
| mEntry.notification.getPackageName()); |
| } |
| |
| @Override |
| protected void onAttachedToWindow() { |
| super.onAttachedToWindow(); |
| if (mEntry.row.isChangingPosition()) { |
| if (getVisibility() == VISIBLE && mEditText.isFocusable()) { |
| mEditText.requestFocus(); |
| } |
| } |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| super.onDetachedFromWindow(); |
| if (mEntry.row.isChangingPosition()) { |
| return; |
| } |
| mController.removeRemoteInput(mEntry); |
| mController.removeSpinning(mEntry.key); |
| } |
| |
| public void setPendingIntent(PendingIntent pendingIntent) { |
| mPendingIntent = pendingIntent; |
| } |
| |
| public void setRemoteInput(RemoteInput[] remoteInputs, RemoteInput remoteInput) { |
| mRemoteInputs = remoteInputs; |
| mRemoteInput = remoteInput; |
| mEditText.setHint(mRemoteInput.getLabel()); |
| } |
| |
| public void focus() { |
| MetricsLogger.action(mContext, MetricsProto.MetricsEvent.ACTION_REMOTE_INPUT_OPEN, |
| mEntry.notification.getPackageName()); |
| |
| setVisibility(VISIBLE); |
| mController.addRemoteInput(mEntry); |
| mEditText.setInnerFocusable(true); |
| mEditText.mShowImeOnInputConnection = true; |
| mEditText.setText(mEntry.remoteInputText); |
| mEditText.setSelection(mEditText.getText().length()); |
| mEditText.requestFocus(); |
| updateSendButton(); |
| } |
| |
| public void onNotificationUpdate() { |
| boolean sending = mProgressBar.getVisibility() == VISIBLE; |
| |
| if (sending) { |
| // Update came in after we sent the reply, time to reset. |
| reset(); |
| } |
| } |
| |
| private void reset() { |
| mEditText.getText().clear(); |
| mEditText.setEnabled(true); |
| mSendButton.setVisibility(VISIBLE); |
| mProgressBar.setVisibility(INVISIBLE); |
| mController.removeSpinning(mEntry.key); |
| updateSendButton(); |
| onDefocus(); |
| } |
| |
| private void updateSendButton() { |
| mSendButton.setEnabled(mEditText.getText().length() != 0); |
| } |
| |
| @Override |
| public void beforeTextChanged(CharSequence s, int start, int count, int after) {} |
| |
| @Override |
| public void onTextChanged(CharSequence s, int start, int before, int count) {} |
| |
| @Override |
| public void afterTextChanged(Editable s) { |
| updateSendButton(); |
| } |
| |
| public void close() { |
| mEditText.defocusIfNeeded(); |
| } |
| |
| @Override |
| public boolean onInterceptTouchEvent(MotionEvent ev) { |
| if (ev.getAction() == MotionEvent.ACTION_DOWN) { |
| findScrollContainer(); |
| if (mScrollContainer != null) { |
| mScrollContainer.requestDisallowLongPress(); |
| mScrollContainer.requestDisallowDismiss(); |
| } |
| } |
| return super.onInterceptTouchEvent(ev); |
| } |
| |
| public boolean requestScrollTo() { |
| findScrollContainer(); |
| mScrollContainer.lockScrollTo(mScrollContainerChild); |
| return true; |
| } |
| |
| private void findScrollContainer() { |
| if (mScrollContainer == null) { |
| mScrollContainerChild = null; |
| ViewParent p = this; |
| while (p != null) { |
| if (mScrollContainerChild == null && p instanceof ExpandableView) { |
| mScrollContainerChild = (View) p; |
| } |
| if (p.getParent() instanceof ScrollContainer) { |
| mScrollContainer = (ScrollContainer) p.getParent(); |
| if (mScrollContainerChild == null) { |
| mScrollContainerChild = (View) p; |
| } |
| break; |
| } |
| p = p.getParent(); |
| } |
| } |
| } |
| |
| public boolean isActive() { |
| return mEditText.isFocused(); |
| } |
| |
| public void stealFocusFrom(RemoteInputView other) { |
| other.close(); |
| setPendingIntent(other.mPendingIntent); |
| setRemoteInput(other.mRemoteInputs, other.mRemoteInput); |
| focus(); |
| } |
| |
| /** |
| * Tries to find an action in {@param actions} that matches the current pending intent |
| * of this view and updates its state to that of the found action |
| * |
| * @return true if a matching action was found, false otherwise |
| */ |
| public boolean updatePendingIntentFromActions(Notification.Action[] actions) { |
| boolean found = false; |
| if (mPendingIntent == null || actions == null) { |
| return false; |
| } |
| Intent current = mPendingIntent.getIntent(); |
| if (current == null) { |
| return false; |
| } |
| |
| for (Notification.Action a : actions) { |
| RemoteInput[] inputs = a.getRemoteInputs(); |
| if (a.actionIntent == null || inputs == null) { |
| continue; |
| } |
| Intent candidate = a.actionIntent.getIntent(); |
| if (!current.filterEquals(candidate)) { |
| continue; |
| } |
| |
| RemoteInput input = null; |
| for (RemoteInput i : inputs) { |
| if (i.getAllowFreeFormInput()) { |
| input = i; |
| } |
| } |
| if (input == null) { |
| continue; |
| } |
| setPendingIntent(a.actionIntent); |
| setRemoteInput(inputs, input); |
| return true; |
| } |
| return false; |
| } |
| |
| public PendingIntent getPendingIntent() { |
| return mPendingIntent; |
| } |
| |
| public void setRemoved() { |
| mRemoved = true; |
| } |
| |
| /** |
| * An EditText that changes appearance based on whether it's focusable and becomes |
| * un-focusable whenever the user navigates away from it or it becomes invisible. |
| */ |
| public static class RemoteEditText extends EditText { |
| |
| private final Drawable mBackground; |
| private RemoteInputView mRemoteInputView; |
| boolean mShowImeOnInputConnection; |
| |
| public RemoteEditText(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| mBackground = getBackground(); |
| } |
| |
| private void defocusIfNeeded() { |
| if (mRemoteInputView != null && mRemoteInputView.mEntry.row.isChangingPosition()) { |
| return; |
| } |
| if (isFocusable() && isEnabled()) { |
| setInnerFocusable(false); |
| if (mRemoteInputView != null) { |
| mRemoteInputView.onDefocus(); |
| } |
| mShowImeOnInputConnection = false; |
| } |
| } |
| |
| @Override |
| protected void onVisibilityChanged(View changedView, int visibility) { |
| super.onVisibilityChanged(changedView, visibility); |
| |
| if (!isShown()) { |
| defocusIfNeeded(); |
| } |
| } |
| |
| @Override |
| protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { |
| super.onFocusChanged(focused, direction, previouslyFocusedRect); |
| if (!focused) { |
| defocusIfNeeded(); |
| } |
| } |
| |
| @Override |
| public void getFocusedRect(Rect r) { |
| super.getFocusedRect(r); |
| r.top = mScrollY; |
| r.bottom = mScrollY + (mBottom - mTop); |
| } |
| |
| @Override |
| public boolean requestRectangleOnScreen(Rect rectangle) { |
| return mRemoteInputView.requestScrollTo(); |
| } |
| |
| @Override |
| public boolean onKeyPreIme(int keyCode, KeyEvent event) { |
| if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_UP) { |
| defocusIfNeeded(); |
| final InputMethodManager imm = InputMethodManager.getInstance(); |
| imm.hideSoftInputFromWindow(getWindowToken(), 0); |
| return true; |
| } |
| return super.onKeyPreIme(keyCode, event); |
| } |
| |
| @Override |
| public boolean onCheckIsTextEditor() { |
| // Stop being editable while we're being removed. During removal, we get reattached, |
| // and editable views get their spellchecking state re-evaluated which is too costly |
| // during the removal animation. |
| boolean flyingOut = mRemoteInputView != null && mRemoteInputView.mRemoved; |
| return !flyingOut && super.onCheckIsTextEditor(); |
| } |
| |
| @Override |
| public InputConnection onCreateInputConnection(EditorInfo outAttrs) { |
| final InputConnection inputConnection = super.onCreateInputConnection(outAttrs); |
| |
| if (mShowImeOnInputConnection && inputConnection != null) { |
| final InputMethodManager imm = InputMethodManager.getInstance(); |
| if (imm != null) { |
| // onCreateInputConnection is called by InputMethodManager in the middle of |
| // setting up the connection to the IME; wait with requesting the IME until that |
| // work has completed. |
| post(new Runnable() { |
| @Override |
| public void run() { |
| imm.viewClicked(RemoteEditText.this); |
| imm.showSoftInput(RemoteEditText.this, 0); |
| } |
| }); |
| } |
| } |
| |
| return inputConnection; |
| } |
| |
| @Override |
| public void onCommitCompletion(CompletionInfo text) { |
| clearComposingText(); |
| setText(text.getText()); |
| setSelection(getText().length()); |
| } |
| |
| void setInnerFocusable(boolean focusable) { |
| setFocusableInTouchMode(focusable); |
| setFocusable(focusable); |
| setCursorVisible(focusable); |
| |
| if (focusable) { |
| requestFocus(); |
| setBackground(mBackground); |
| } else { |
| setBackground(null); |
| } |
| |
| } |
| } |
| } |