Alexander Lucas | 97842ff | 2014-03-07 14:56:55 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | /* |
| 17 | * Copyright 2013 The Android Open Source Project |
| 18 | * |
| 19 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 20 | * you may not use this file except in compliance with the License. |
| 21 | * You may obtain a copy of the License at |
| 22 | * |
| 23 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 24 | * |
| 25 | * Unless required by applicable law or agreed to in writing, software |
| 26 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 27 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 28 | * See the License for the specific language governing permissions and |
| 29 | * limitations under the License. |
| 30 | */ |
| 31 | |
| 32 | package com.example.android.common.logger; |
| 33 | |
| 34 | import android.graphics.Typeface; |
| 35 | import android.os.Bundle; |
| 36 | import android.support.v4.app.Fragment; |
| 37 | import android.text.Editable; |
| 38 | import android.text.TextWatcher; |
| 39 | import android.view.Gravity; |
| 40 | import android.view.LayoutInflater; |
| 41 | import android.view.View; |
| 42 | import android.view.ViewGroup; |
| 43 | import android.widget.ScrollView; |
| 44 | |
| 45 | /** |
| 46 | * Simple fraggment which contains a LogView and uses is to output log data it receives |
| 47 | * through the LogNode interface. |
| 48 | */ |
| 49 | public class LogFragment extends Fragment { |
| 50 | |
| 51 | private LogView mLogView; |
| 52 | private ScrollView mScrollView; |
| 53 | |
| 54 | public LogFragment() {} |
| 55 | |
| 56 | public View inflateViews() { |
| 57 | mScrollView = new ScrollView(getActivity()); |
| 58 | ViewGroup.LayoutParams scrollParams = new ViewGroup.LayoutParams( |
| 59 | ViewGroup.LayoutParams.MATCH_PARENT, |
| 60 | ViewGroup.LayoutParams.MATCH_PARENT); |
| 61 | mScrollView.setLayoutParams(scrollParams); |
| 62 | |
| 63 | mLogView = new LogView(getActivity()); |
| 64 | ViewGroup.LayoutParams logParams = new ViewGroup.LayoutParams(scrollParams); |
| 65 | logParams.height = ViewGroup.LayoutParams.WRAP_CONTENT; |
| 66 | mLogView.setLayoutParams(logParams); |
| 67 | mLogView.setClickable(true); |
| 68 | mLogView.setFocusable(true); |
| 69 | mLogView.setTypeface(Typeface.MONOSPACE); |
| 70 | |
| 71 | // Want to set padding as 16 dips, setPadding takes pixels. Hooray math! |
| 72 | int paddingDips = 16; |
| 73 | double scale = getResources().getDisplayMetrics().density; |
| 74 | int paddingPixels = (int) ((paddingDips * (scale)) + .5); |
| 75 | mLogView.setPadding(paddingPixels, paddingPixels, paddingPixels, paddingPixels); |
| 76 | mLogView.setCompoundDrawablePadding(paddingPixels); |
| 77 | |
| 78 | mLogView.setGravity(Gravity.BOTTOM); |
| 79 | mLogView.setTextAppearance(getActivity(), android.R.style.TextAppearance_Holo_Medium); |
| 80 | |
| 81 | mScrollView.addView(mLogView); |
| 82 | return mScrollView; |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| 87 | Bundle savedInstanceState) { |
| 88 | |
| 89 | View result = inflateViews(); |
| 90 | |
| 91 | mLogView.addTextChangedListener(new TextWatcher() { |
| 92 | @Override |
| 93 | public void beforeTextChanged(CharSequence s, int start, int count, int after) {} |
| 94 | |
| 95 | @Override |
| 96 | public void onTextChanged(CharSequence s, int start, int before, int count) {} |
| 97 | |
| 98 | @Override |
| 99 | public void afterTextChanged(Editable s) { |
| 100 | mScrollView.fullScroll(ScrollView.FOCUS_DOWN); |
| 101 | } |
| 102 | }); |
| 103 | return result; |
| 104 | } |
| 105 | |
| 106 | public LogView getLogView() { |
| 107 | return mLogView; |
| 108 | } |
| 109 | } |