1afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project/* 2afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 3afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 4afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * you may not use this file except in compliance with the License. 6afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * You may obtain a copy of the License at 7afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 8afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * 10afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * See the License for the specific language governing permissions and 14afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project * limitations under the License. 15afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project */ 16afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 17afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectpackage com.android.settings; 18afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 19afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.app.Activity; 20afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.app.ActivityManagerNative; 21afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.res.Configuration; 22afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.res.Resources; 23afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.content.res.TypedArray; 24afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.os.Bundle; 25afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.os.RemoteException; 26afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.util.DisplayMetrics; 27afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.util.TypedValue; 28afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.view.View; 29afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.widget.ArrayAdapter; 30afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.widget.Button; 31afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.widget.Spinner; 32afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectimport android.widget.TextView; 33afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 34afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 35afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Projectpublic class Display extends Activity implements View.OnClickListener { 36afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project @Override 37afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onCreate(Bundle icicle) { 38afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project super.onCreate(icicle); 39afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 40afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project setContentView(R.layout.display); 41afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 42afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize = (Spinner) findViewById(R.id.fontSize); 43afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize.setOnItemSelectedListener(mFontSizeChanged); 44afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project String[] states = new String[3]; 45afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project Resources r = getResources(); 46afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project states[0] = r.getString(R.string.small_font); 47afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project states[1] = r.getString(R.string.medium_font); 48afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project states[2] = r.getString(R.string.large_font); 49afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, 50afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project android.R.layout.simple_spinner_item, states); 51afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project adapter.setDropDownViewResource( 52afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project android.R.layout.simple_spinner_dropdown_item); 53afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize.setAdapter(adapter); 54afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 55afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mPreview = (TextView) findViewById(R.id.preview); 56afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mPreview.setText(r.getText(R.string.font_size_preview_text)); 57afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 58afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project Button save = (Button) findViewById(R.id.save); 59afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project save.setText(r.getText(R.string.font_size_save)); 60afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project save.setOnClickListener(this); 61afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 62afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mTextSizeTyped = new TypedValue(); 63afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project TypedArray styledAttributes = 64afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project obtainStyledAttributes(android.R.styleable.TextView); 65afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project styledAttributes.getValue(android.R.styleable.TextView_textSize, 66afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mTextSizeTyped); 67afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 68afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project DisplayMetrics metrics = getResources().getDisplayMetrics(); 69afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics = new DisplayMetrics(); 70afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.density = metrics.density; 71afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.heightPixels = metrics.heightPixels; 72afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.scaledDensity = metrics.scaledDensity; 73afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.widthPixels = metrics.widthPixels; 74afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.xdpi = metrics.xdpi; 75afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.ydpi = metrics.ydpi; 76afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 77afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project styledAttributes.recycle(); 78afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 79afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 80afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project @Override 81afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onResume() { 82afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project super.onResume(); 83afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project try { 84afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mCurConfig.updateFrom( 85afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project ActivityManagerNative.getDefault().getConfiguration()); 86afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } catch (RemoteException e) { 87afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 88afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project if (mCurConfig.fontScale < 1) { 89afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize.setSelection(0); 90afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } else if (mCurConfig.fontScale > 1) { 91afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize.setSelection(2); 92afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } else { 93afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mFontSize.setSelection(1); 94afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 95afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project updateFontScale(); 96afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 97afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 98afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private void updateFontScale() { 99afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mDisplayMetrics.scaledDensity = mDisplayMetrics.density * 100afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mCurConfig.fontScale; 101afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 102afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project float size = mTextSizeTyped.getDimension(mDisplayMetrics); 103afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mPreview.setTextSize(TypedValue.COMPLEX_UNIT_PX, size); 104afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 105afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 106afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onClick(View v) { 107afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project try { 10892c8ebacc118f23df94431f531075a8837394829Dianne Hackborn ActivityManagerNative.getDefault().updatePersistentConfiguration(mCurConfig); 109afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } catch (RemoteException e) { 110afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 111afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project finish(); 112afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 113afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 114afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private Spinner.OnItemSelectedListener mFontSizeChanged 115afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project = new Spinner.OnItemSelectedListener() { 116afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onItemSelected(android.widget.AdapterView av, View v, 117afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project int position, long id) { 118afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project if (position == 0) { 119afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mCurConfig.fontScale = .75f; 120afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } else if (position == 2) { 121afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mCurConfig.fontScale = 1.25f; 122afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } else { 123afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project mCurConfig.fontScale = 1.0f; 124afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 125afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 126afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project updateFontScale(); 127afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 128afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 129afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project public void onNothingSelected(android.widget.AdapterView av) { 130afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project } 131afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project }; 132afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project 133afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private Spinner mFontSize; 134afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private TextView mPreview; 135afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private TypedValue mTextSizeTyped; 136afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private DisplayMetrics mDisplayMetrics; 137afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project private Configuration mCurConfig = new Configuration(); 138afc4ab2ffbb8327ddce9907961295a32cbf49d0fThe Android Open Source Project} 139