| /* |
| * Copyright (C) 2013 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.inputmethod.latin.setup; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.res.Resources; |
| import android.graphics.PorterDuff; |
| import android.graphics.drawable.Drawable; |
| import android.os.Bundle; |
| import android.os.Message; |
| import android.provider.Settings; |
| import android.view.View; |
| import android.view.inputmethod.InputMethodInfo; |
| import android.view.inputmethod.InputMethodManager; |
| import android.widget.TextView; |
| |
| import com.android.inputmethod.compat.TextViewCompatUtils; |
| import com.android.inputmethod.compat.ViewCompatUtils; |
| import com.android.inputmethod.latin.CollectionUtils; |
| import com.android.inputmethod.latin.R; |
| import com.android.inputmethod.latin.RichInputMethodManager; |
| import com.android.inputmethod.latin.SettingsActivity; |
| import com.android.inputmethod.latin.StaticInnerHandlerWrapper; |
| |
| import java.util.HashMap; |
| |
| public final class SetupActivity extends Activity { |
| private SetupStepIndicatorView mStepIndicatorView; |
| private final SetupStepGroup mSetupSteps = new SetupStepGroup(); |
| private static final String STATE_STEP = "step"; |
| private int mStepNumber; |
| private static final int STEP_1 = 1; |
| private static final int STEP_2 = 2; |
| private static final int STEP_3 = 3; |
| |
| private final SettingsPoolingHandler mHandler = new SettingsPoolingHandler(this); |
| |
| static final class SettingsPoolingHandler extends StaticInnerHandlerWrapper<SetupActivity> { |
| private static final int MSG_POLLING_IME_SETTINGS = 0; |
| private static final long IME_SETTINGS_POLLING_INTERVAL = 200; |
| |
| public SettingsPoolingHandler(final SetupActivity outerInstance) { |
| super(outerInstance); |
| } |
| |
| @Override |
| public void handleMessage(final Message msg) { |
| final SetupActivity setupActivity = getOuterInstance(); |
| if (setupActivity == null) { |
| return; |
| } |
| switch (msg.what) { |
| case MSG_POLLING_IME_SETTINGS: |
| if (SetupActivity.isThisImeEnabled(setupActivity)) { |
| setupActivity.invokeSetupWizardOfThisIme(); |
| return; |
| } |
| startPollingImeSettings(); |
| break; |
| } |
| } |
| |
| public void startPollingImeSettings() { |
| sendMessageDelayed(obtainMessage(MSG_POLLING_IME_SETTINGS), |
| IME_SETTINGS_POLLING_INTERVAL); |
| } |
| |
| public void cancelPollingImeSettings() { |
| removeMessages(MSG_POLLING_IME_SETTINGS); |
| } |
| } |
| |
| @Override |
| protected void onCreate(final Bundle savedInstanceState) { |
| setTheme(android.R.style.Theme_DeviceDefault_Light_NoActionBar); |
| super.onCreate(savedInstanceState); |
| |
| setContentView(R.layout.setup_wizard); |
| |
| RichInputMethodManager.init(this); |
| |
| if (savedInstanceState == null) { |
| mStepNumber = determineSetupStepNumber(); |
| } else { |
| mStepNumber = savedInstanceState.getInt(STATE_STEP); |
| } |
| |
| if (mStepNumber == STEP_3) { |
| // This IME already has been enabled and set as current IME. |
| // TODO: Implement tutorial. |
| invokeSettingsOfThisIme(); |
| finish(); |
| return; |
| } |
| |
| // TODO: Use sans-serif-thin font family depending on the system locale white list and |
| // the SDK version. |
| final TextView titleView = (TextView)findViewById(R.id.setup_title); |
| final int appName = getApplicationInfo().labelRes; |
| titleView.setText(getString(R.string.setup_title, getString(appName))); |
| |
| mStepIndicatorView = (SetupStepIndicatorView)findViewById(R.id.setup_step_indicator); |
| |
| final SetupStep step1 = new SetupStep(findViewById(R.id.setup_step1), |
| appName, R.string.setup_step1_title, R.string.setup_step1_instruction, |
| R.drawable.ic_settings_language, R.string.language_settings); |
| step1.setAction(new Runnable() { |
| @Override |
| public void run() { |
| invokeLanguageAndInputSettings(); |
| mHandler.startPollingImeSettings(); |
| } |
| }); |
| mSetupSteps.addStep(STEP_1, step1); |
| |
| final SetupStep step2 = new SetupStep(findViewById(R.id.setup_step2), |
| appName, R.string.setup_step2_title, R.string.setup_step2_instruction, |
| 0 /* actionIcon */, R.string.select_input_method); |
| step2.setAction(new Runnable() { |
| @Override |
| public void run() { |
| // Invoke input method picker. |
| RichInputMethodManager.getInstance().getInputMethodManager() |
| .showInputMethodPicker(); |
| } |
| }); |
| mSetupSteps.addStep(STEP_2, step2); |
| |
| final SetupStep step3 = new SetupStep(findViewById(R.id.setup_step3), |
| appName, R.string.setup_step3_title, 0 /* instruction */, |
| R.drawable.sym_keyboard_language_switch, R.string.setup_step3_instruction); |
| step3.setAction(new Runnable() { |
| @Override |
| public void run() { |
| invokeSubtypeEnablerOfThisIme(); |
| } |
| }); |
| mSetupSteps.addStep(STEP_3, step3); |
| } |
| |
| private void invokeSetupWizardOfThisIme() { |
| final Intent intent = new Intent(); |
| intent.setClass(this, SetupActivity.class); |
| intent.setFlags(Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED |
| | Intent.FLAG_ACTIVITY_CLEAR_TOP); |
| startActivity(intent); |
| } |
| |
| private void invokeSettingsOfThisIme() { |
| final Intent intent = new Intent(); |
| intent.setClass(this, SettingsActivity.class); |
| intent.setFlags(Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED |
| | Intent.FLAG_ACTIVITY_CLEAR_TOP); |
| startActivity(intent); |
| } |
| |
| private void invokeLanguageAndInputSettings() { |
| final Intent intent = new Intent(); |
| intent.setAction(Settings.ACTION_INPUT_METHOD_SETTINGS); |
| intent.addCategory(Intent.CATEGORY_DEFAULT); |
| startActivity(intent); |
| } |
| |
| private void invokeSubtypeEnablerOfThisIme() { |
| final InputMethodInfo imi = |
| RichInputMethodManager.getInstance().getInputMethodInfoOfThisIme(); |
| final Intent intent = new Intent(); |
| intent.setAction(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); |
| intent.addCategory(Intent.CATEGORY_DEFAULT); |
| intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, imi.getId()); |
| startActivity(intent); |
| } |
| |
| /** |
| * Check if the IME specified by the context is enabled. |
| * Note that {@link RichInputMethodManager} must have been initialized before calling this |
| * method. |
| * |
| * @param context package context of the IME to be checked. |
| * @return true if this IME is enabled. |
| */ |
| public static boolean isThisImeEnabled(final Context context) { |
| final String packageName = context.getPackageName(); |
| final InputMethodManager imm = RichInputMethodManager.getInstance().getInputMethodManager(); |
| for (final InputMethodInfo imi : imm.getEnabledInputMethodList()) { |
| if (packageName.equals(imi.getPackageName())) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Check if the IME specified by the context is the current IME. |
| * Note that {@link RichInputMethodManager} must have been initialized before calling this |
| * method. |
| * |
| * @param context package context of the IME to be checked. |
| * @return true if this IME is the current IME. |
| */ |
| public static boolean isThisImeCurrent(final Context context) { |
| final InputMethodInfo myImi = |
| RichInputMethodManager.getInstance().getInputMethodInfoOfThisIme(); |
| final String currentImeId = Settings.Secure.getString( |
| context.getContentResolver(), Settings.Secure.DEFAULT_INPUT_METHOD); |
| return myImi.getId().equals(currentImeId); |
| } |
| |
| private int determineSetupStepNumber() { |
| mHandler.cancelPollingImeSettings(); |
| if (!isThisImeEnabled(this)) { |
| return STEP_1; |
| } |
| if (!isThisImeCurrent(this)) { |
| return STEP_2; |
| } |
| return STEP_3; |
| } |
| |
| @Override |
| protected void onSaveInstanceState(final Bundle outState) { |
| super.onSaveInstanceState(outState); |
| outState.putInt(STATE_STEP, mStepNumber); |
| } |
| |
| @Override |
| protected void onRestoreInstanceState(final Bundle savedInstanceState) { |
| super.onRestoreInstanceState(savedInstanceState); |
| mStepNumber = savedInstanceState.getInt(STATE_STEP); |
| } |
| |
| @Override |
| protected void onStart() { |
| super.onStart(); |
| mStepNumber = determineSetupStepNumber(); |
| } |
| |
| @Override |
| protected void onRestart() { |
| super.onRestart(); |
| mStepNumber = determineSetupStepNumber(); |
| } |
| |
| @Override |
| protected void onResume() { |
| super.onResume(); |
| updateSetupStepView(); |
| } |
| |
| @Override |
| public void onWindowFocusChanged(final boolean hasFocus) { |
| super.onWindowFocusChanged(hasFocus); |
| if (!hasFocus) { |
| return; |
| } |
| mStepNumber = determineSetupStepNumber(); |
| updateSetupStepView(); |
| } |
| |
| private void updateSetupStepView() { |
| final int layoutDirection = ViewCompatUtils.getLayoutDirection(mStepIndicatorView); |
| mStepIndicatorView.setIndicatorPosition( |
| getIndicatorPosition(mStepNumber, mSetupSteps.getTotalStep(), layoutDirection)); |
| mSetupSteps.enableStep(mStepNumber); |
| } |
| |
| private static float getIndicatorPosition(final int step, final int totalStep, |
| final int layoutDirection) { |
| final float pos = ((step - STEP_1) * 2 + 1) / (float)(totalStep * 2); |
| return (layoutDirection == ViewCompatUtils.LAYOUT_DIRECTION_RTL) ? 1.0f - pos : pos; |
| } |
| |
| static final class SetupStep implements View.OnClickListener { |
| private final View mRootView; |
| private final TextView mActionLabel; |
| private Runnable mAction; |
| |
| public SetupStep(final View rootView, final int appName, final int title, |
| final int instruction, final int actionIcon, final int actionLabel) { |
| mRootView = rootView; |
| final Resources res = rootView.getResources(); |
| final String applicationName = res.getString(appName); |
| |
| final TextView titleView = (TextView)rootView.findViewById(R.id.setup_step_title); |
| titleView.setText(res.getString(title, applicationName)); |
| |
| final TextView instructionView = (TextView)rootView.findViewById( |
| R.id.setup_step_instruction); |
| if (instruction == 0) { |
| instructionView.setVisibility(View.GONE); |
| } else { |
| instructionView.setText(res.getString(instruction, applicationName)); |
| } |
| |
| mActionLabel = (TextView)rootView.findViewById(R.id.setup_step_action_label); |
| mActionLabel.setText(res.getString(actionLabel)); |
| if (actionIcon == 0) { |
| final int paddingEnd = ViewCompatUtils.getPaddingEnd(mActionLabel); |
| ViewCompatUtils.setPaddingRelative(mActionLabel, paddingEnd, 0, paddingEnd, 0); |
| } else { |
| final int overrideColor = res.getColor(R.color.setup_text_action); |
| final Drawable icon = res.getDrawable(actionIcon); |
| icon.setColorFilter(overrideColor, PorterDuff.Mode.MULTIPLY); |
| icon.setBounds(0, 0, icon.getIntrinsicWidth(), icon.getIntrinsicHeight()); |
| TextViewCompatUtils.setCompoundDrawablesRelative( |
| mActionLabel, icon, null, null, null); |
| } |
| } |
| |
| public void setEnabled(final boolean enabled) { |
| mRootView.setVisibility(enabled ? View.VISIBLE : View.GONE); |
| } |
| |
| public void setAction(final Runnable action) { |
| mActionLabel.setOnClickListener(this); |
| mAction = action; |
| } |
| |
| @Override |
| public void onClick(final View v) { |
| if (mAction != null) { |
| mAction.run(); |
| } |
| } |
| } |
| |
| static final class SetupStepGroup { |
| private final HashMap<Integer, SetupStep> mGroup = CollectionUtils.newHashMap(); |
| |
| public void addStep(final int stepNo, final SetupStep step) { |
| mGroup.put(stepNo, step); |
| } |
| |
| public void enableStep(final int enableStepNo) { |
| for (final Integer stepNo : mGroup.keySet()) { |
| final SetupStep step = mGroup.get(stepNo); |
| step.setEnabled(stepNo == enableStepNo); |
| } |
| } |
| |
| public int getTotalStep() { |
| return mGroup.size(); |
| } |
| } |
| } |