5fe2cdcf87
Accessibility gesture is replaced by accessibility floating menu, related content in edit shortcut dialog and tutorial dialog are updated in this changelist. Bug: 173990914 Test: manual test Change-Id: Ie529fa8a1f8ee87ca1ec5611b35675cdfd762165
372 lines
16 KiB
Java
372 lines
16 KiB
Java
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.accessibility;
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import android.app.Dialog;
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import android.app.settings.SettingsEnums;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.res.TypedArray;
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import android.graphics.drawable.Drawable;
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import android.text.Spannable;
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import android.text.SpannableString;
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import android.text.TextUtils;
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import android.text.method.LinkMovementMethod;
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import android.text.style.ImageSpan;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.widget.Button;
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import android.widget.CheckBox;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.ScrollView;
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import android.widget.TextView;
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import androidx.annotation.ColorInt;
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import androidx.annotation.IntDef;
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import androidx.appcompat.app.AlertDialog;
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import androidx.core.content.ContextCompat;
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import com.android.settings.R;
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import com.android.settings.core.SubSettingLauncher;
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import com.android.settings.utils.AnnotationSpan;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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/**
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* Utility class for creating the edit dialog.
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*/
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public class AccessibilityEditDialogUtils {
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/**
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* IntDef enum for dialog type that indicates different dialog for user to choose the shortcut
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* type.
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*/
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@Retention(RetentionPolicy.SOURCE)
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@IntDef({
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DialogType.EDIT_SHORTCUT_GENERIC,
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DialogType.EDIT_SHORTCUT_MAGNIFICATION,
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DialogType.EDIT_MAGNIFICATION_MODE,
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DialogType.EDIT_MAGNIFICATION_SWITCH_SHORTCUT,
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})
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private @interface DialogType {
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int EDIT_SHORTCUT_GENERIC = 0;
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int EDIT_SHORTCUT_MAGNIFICATION = 1;
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int EDIT_MAGNIFICATION_MODE = 2;
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int EDIT_MAGNIFICATION_SWITCH_SHORTCUT = 3;
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}
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/**
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* Method to show the edit shortcut dialog.
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*
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* @param context A valid context
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* @param dialogTitle The title of edit shortcut dialog
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* @param listener The listener to determine the action of edit shortcut dialog
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* @return A edit shortcut dialog for showing
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*/
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public static AlertDialog showEditShortcutDialog(Context context, CharSequence dialogTitle,
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DialogInterface.OnClickListener listener) {
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final AlertDialog alertDialog = createDialog(context, DialogType.EDIT_SHORTCUT_GENERIC,
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dialogTitle, listener);
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alertDialog.show();
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setScrollIndicators(alertDialog);
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return alertDialog;
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}
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/**
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* Method to show the edit shortcut dialog in Magnification.
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*
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* @param context A valid context
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* @param dialogTitle The title of edit shortcut dialog
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* @param listener The listener to determine the action of edit shortcut dialog
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* @return A edit shortcut dialog for showing in Magnification
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*/
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public static AlertDialog showMagnificationEditShortcutDialog(Context context,
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CharSequence dialogTitle, DialogInterface.OnClickListener listener) {
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final AlertDialog alertDialog = createDialog(context,
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DialogType.EDIT_SHORTCUT_MAGNIFICATION, dialogTitle, listener);
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alertDialog.show();
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setScrollIndicators(alertDialog);
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return alertDialog;
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}
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/**
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* Method to show the magnification mode dialog in Magnification.
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*
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* @param context A valid context
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* @param dialogTitle The title of magnify mode dialog
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* @param listener The listener to determine the action of magnify mode dialog
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* @return A magnification mode dialog in Magnification
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*/
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public static AlertDialog showMagnificationModeDialog(Context context,
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CharSequence dialogTitle, DialogInterface.OnClickListener listener) {
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final AlertDialog alertDialog = createDialog(context,
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DialogType.EDIT_MAGNIFICATION_MODE, dialogTitle, listener);
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alertDialog.show();
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setScrollIndicators(alertDialog);
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return alertDialog;
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}
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/**
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* Method to show the magnification edit shortcut dialog in Magnification.
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*
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* @param context A valid context
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* @param dialogTitle The title of magnify edit shortcut dialog
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* @param listener The listener to determine the action of magnify edit shortcut dialog
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* @return A magnification edit shortcut dialog in Magnification
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*/
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public static Dialog showMagnificationSwitchShortcutDialog(Context context,
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CharSequence dialogTitle, View.OnClickListener listener) {
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final AlertDialog alertDialog = new AlertDialog.Builder(context)
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.setView(createSwitchShortcutDialogContentView(context))
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.setTitle(dialogTitle)
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.create();
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alertDialog.show();
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setEditShortcutButtonsListener(alertDialog, listener);
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setScrollIndicators(alertDialog);
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return alertDialog;
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}
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private static AlertDialog createDialog(Context context, int dialogType,
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CharSequence dialogTitle, DialogInterface.OnClickListener listener) {
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final AlertDialog alertDialog = new AlertDialog.Builder(context)
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.setView(createEditDialogContentView(context, dialogType))
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.setTitle(dialogTitle)
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.setPositiveButton(R.string.save, listener)
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.setNegativeButton(R.string.cancel,
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(DialogInterface dialog, int which) -> dialog.dismiss())
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.create();
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return alertDialog;
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}
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/**
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* Sets the scroll indicators for dialog view. The indicators appears while content view is
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* out of vision for vertical scrolling.
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*/
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private static void setScrollIndicators(AlertDialog dialog) {
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final ScrollView scrollView = dialog.findViewById(R.id.container_layout);
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scrollView.setScrollIndicators(
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View.SCROLL_INDICATOR_TOP | View.SCROLL_INDICATOR_BOTTOM,
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View.SCROLL_INDICATOR_TOP | View.SCROLL_INDICATOR_BOTTOM);
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}
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private static void setEditShortcutButtonsListener(AlertDialog dialog,
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View.OnClickListener listener) {
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final View contentView = dialog.findViewById(R.id.container_layout);
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final Button positiveButton = contentView.findViewById(
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R.id.switch_shortcut_positive_button);
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final Button negativeButton = contentView.findViewById(
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R.id.switch_shortcut_negative_button);
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positiveButton.setOnClickListener(listener);
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negativeButton.setOnClickListener(v -> dialog.dismiss());
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}
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private static View createSwitchShortcutDialogContentView(Context context) {
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return createEditDialogContentView(context, DialogType.EDIT_MAGNIFICATION_SWITCH_SHORTCUT);
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}
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/**
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* Get a content View for the edit shortcut dialog.
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*
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* @param context A valid context
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* @param dialogType The type of edit shortcut dialog
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* @return A content view suitable for viewing
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*/
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private static View createEditDialogContentView(Context context, int dialogType) {
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final LayoutInflater inflater = (LayoutInflater) context.getSystemService(
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Context.LAYOUT_INFLATER_SERVICE);
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View contentView = null;
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switch (dialogType) {
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case DialogType.EDIT_SHORTCUT_GENERIC:
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contentView = inflater.inflate(
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R.layout.accessibility_edit_shortcut, null);
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initSoftwareShortcut(context, contentView);
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initHardwareShortcut(context, contentView);
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break;
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case DialogType.EDIT_SHORTCUT_MAGNIFICATION:
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contentView = inflater.inflate(
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R.layout.accessibility_edit_shortcut_magnification, null);
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initSoftwareShortcut(context, contentView);
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initHardwareShortcut(context, contentView);
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initMagnifyShortcut(context, contentView);
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initAdvancedWidget(contentView);
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break;
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case DialogType.EDIT_MAGNIFICATION_MODE:
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contentView = inflater.inflate(
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R.layout.accessibility_edit_magnification_mode, null);
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initMagnifyFullScreen(context, contentView);
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initMagnifyWindowScreen(context, contentView);
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break;
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case DialogType.EDIT_MAGNIFICATION_SWITCH_SHORTCUT:
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contentView = inflater.inflate(
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R.layout.accessibility_edit_magnification_shortcut, null);
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break;
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default:
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throw new IllegalArgumentException();
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}
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return contentView;
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}
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private static void initMagnifyFullScreen(Context context, View view) {
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final View dialogView = view.findViewById(R.id.magnify_full_screen);
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final CharSequence title = context.getText(
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R.string.accessibility_magnification_area_settings_full_screen);
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setupShortcutWidget(dialogView, title, R.drawable.accessibility_magnification_full_screen);
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}
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private static void initMagnifyWindowScreen(Context context, View view) {
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final View dialogView = view.findViewById(R.id.magnify_window_screen);
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final CharSequence title = context.getText(
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R.string.accessibility_magnification_area_settings_window_screen);
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setupShortcutWidget(dialogView, title,
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R.drawable.accessibility_magnification_window_screen);
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}
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private static void setupShortcutWidget(View view, CharSequence titleText, int imageResId) {
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setupShortcutWidget(view, titleText, null, imageResId);
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}
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private static void setupShortcutWidget(View view, CharSequence titleText,
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CharSequence summaryText, int imageResId) {
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final CheckBox checkBox = view.findViewById(R.id.checkbox);
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checkBox.setText(titleText);
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final TextView summary = view.findViewById(R.id.summary);
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if (TextUtils.isEmpty(summaryText)) {
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summary.setVisibility(View.GONE);
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} else {
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summary.setText(summaryText);
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summary.setMovementMethod(LinkMovementMethod.getInstance());
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summary.setFocusable(false);
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}
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final ImageView image = view.findViewById(R.id.image);
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image.setImageResource(imageResId);
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}
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private static void initSoftwareShortcut(Context context, View view) {
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final View dialogView = view.findViewById(R.id.software_shortcut);
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final CharSequence title = context.getText(
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R.string.accessibility_shortcut_edit_dialog_title_software);
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final TextView summary = dialogView.findViewById(R.id.summary);
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final int lineHeight = summary.getLineHeight();
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setupShortcutWidget(dialogView, title, retrieveSummary(context, lineHeight),
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retrieveImageResId(context));
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}
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private static void initHardwareShortcut(Context context, View view) {
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final View dialogView = view.findViewById(R.id.hardware_shortcut);
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final CharSequence title = context.getText(
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R.string.accessibility_shortcut_edit_dialog_title_hardware);
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final CharSequence summary = context.getText(
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R.string.accessibility_shortcut_edit_dialog_summary_hardware);
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setupShortcutWidget(dialogView, title, summary,
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R.drawable.accessibility_shortcut_type_hardware);
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// TODO(b/142531156): Use vector drawable instead of temporal png file to avoid distorted.
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}
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private static void initMagnifyShortcut(Context context, View view) {
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final View dialogView = view.findViewById(R.id.triple_tap_shortcut);
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final CharSequence title = context.getText(
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R.string.accessibility_shortcut_edit_dialog_title_triple_tap);
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final CharSequence summary = context.getText(
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R.string.accessibility_shortcut_edit_dialog_summary_triple_tap);
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setupShortcutWidget(dialogView, title, summary,
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R.drawable.accessibility_shortcut_type_triple_tap);
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// TODO(b/142531156): Use vector drawable instead of temporal png file to avoid distorted.
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}
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private static void initAdvancedWidget(View view) {
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final LinearLayout advanced = view.findViewById(R.id.advanced_shortcut);
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final View tripleTap = view.findViewById(R.id.triple_tap_shortcut);
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advanced.setOnClickListener((View v) -> {
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advanced.setVisibility(View.GONE);
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tripleTap.setVisibility(View.VISIBLE);
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});
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}
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private static CharSequence retrieveSummary(Context context, int lineHeight) {
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return AccessibilityUtil.isFloatingMenuEnabled(context)
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? getSummaryStringWithLink(context) : getSummaryStringWithIcon(context, lineHeight);
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}
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private static int retrieveImageResId(Context context) {
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return AccessibilityUtil.isFloatingMenuEnabled(context)
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? R.drawable.accessibility_shortcut_type_software_floating
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: R.drawable.accessibility_shortcut_type_software;
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}
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private static CharSequence getSummaryStringWithLink(Context context) {
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final View.OnClickListener linkListener = v -> new SubSettingLauncher(context)
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.setDestination(AccessibilityButtonFragment.class.getName())
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.setSourceMetricsCategory(
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SettingsEnums.SWITCH_SHORTCUT_DIALOG_ACCESSIBILITY_BUTTON_SETTINGS)
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.launch();
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final AnnotationSpan.LinkInfo linkInfo = new AnnotationSpan.LinkInfo(
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AnnotationSpan.LinkInfo.DEFAULT_ANNOTATION, linkListener);
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return AnnotationSpan.linkify(context.getText(
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R.string.accessibility_shortcut_edit_dialog_summary_software_floating), linkInfo);
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}
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private static SpannableString getSummaryStringWithIcon(Context context, int lineHeight) {
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final String summary = context
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.getString(R.string.accessibility_shortcut_edit_dialog_summary_software);
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final SpannableString spannableMessage = SpannableString.valueOf(summary);
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// Icon
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final int indexIconStart = summary.indexOf("%s");
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final int indexIconEnd = indexIconStart + 2;
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final Drawable icon = context.getDrawable(R.drawable.ic_accessibility_new);
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final ImageSpan imageSpan = new ImageSpan(icon);
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imageSpan.setContentDescription("");
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icon.setBounds(0, 0, lineHeight, lineHeight);
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spannableMessage.setSpan(
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imageSpan, indexIconStart, indexIconEnd,
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Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
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return spannableMessage;
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}
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/**
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* Returns the color associated with the specified attribute in the context's theme.
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*/
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@ColorInt
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private static int getThemeAttrColor(final Context context, final int attributeColor) {
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final int colorResId = getAttrResourceId(context, attributeColor);
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return ContextCompat.getColor(context, colorResId);
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}
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/**
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* Returns the identifier of the resolved resource assigned to the given attribute.
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*/
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private static int getAttrResourceId(final Context context, final int attributeColor) {
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final int[] attrs = {attributeColor};
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final TypedArray typedArray = context.obtainStyledAttributes(attrs);
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final int colorResId = typedArray.getResourceId(0, 0);
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typedArray.recycle();
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return colorResId;
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}
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}
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