Java tutorial
/* * Copyright 2015 LinkedIn Corp. 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. */ package com.secbro.qark.customintent; import android.annotation.SuppressLint; import android.app.AlertDialog; import android.content.DialogInterface; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.support.v7.app.AppCompatActivity; import android.text.TextUtils; import android.util.Log; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; import android.widget.ArrayAdapter; import android.widget.AutoCompleteTextView; import android.widget.Button; import android.widget.EditText; import android.widget.ImageButton; import android.widget.LinearLayout; import android.widget.TextView; import com.secbro.qark.R; import java.util.ArrayList; public class CreateCustomIntentActivity extends AppCompatActivity { public static final String CUSTOM_INTENT_EXTRA = "CustomIntent"; AutoCompleteTextView extrasKey; AutoCompleteTextView intentAction; AutoCompleteTextView intentCategory; AutoCompleteTextView intentFlags; EditText intentData; EditText extrasValue; EditText componentName; EditText componentPackageName; ImageButton addMoreExtras; Button nextButton; Intent customIntent; AlertDialog errorDialog; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_create_custom_intent); //intent component name componentName = (EditText) findViewById(R.id.intent_component_name); //intent component package name componentPackageName = (EditText) findViewById(R.id.intent_component_package_name); //intent action intentAction = (AutoCompleteTextView) findViewById(R.id.intent_action_text_view); ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, getResources().getStringArray(R.array.intent_actions_array)); intentAction.setAdapter(adapter); intentAction.setSelection(intentAction.getText().length()); intentAction.setOnTouchListener(new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View paramView, MotionEvent paramMotionEvent) { intentAction.showDropDown(); intentAction.requestFocus(); return false; } }); //intent data intentData = (EditText) findViewById(R.id.intent_data); //intent category intentCategory = (AutoCompleteTextView) findViewById(R.id.intent_category_text_view); ArrayAdapter<String> adapter1 = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, getResources().getStringArray(R.array.intent_category_array)); intentCategory.setAdapter(adapter1); intentCategory.setSelection(intentCategory.getText().length()); intentCategory.setOnTouchListener(new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View paramView, MotionEvent paramMotionEvent) { intentCategory.showDropDown(); intentCategory.requestFocus(); return false; } }); //intent flags intentFlags = (AutoCompleteTextView) findViewById(R.id.intent_flags_text_view); ArrayAdapter<String> adapter2 = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, getResources().getStringArray(R.array.intent_flags_array)); intentFlags.setAdapter(adapter2); intentFlags.setSelection(intentFlags.getText().length()); intentFlags.setOnTouchListener(new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View paramView, MotionEvent paramMotionEvent) { intentFlags.showDropDown(); intentFlags.requestFocus(); return false; } }); //intent extras key extrasKey = (AutoCompleteTextView) findViewById(R.id.key1); ArrayAdapter<String> adapter3 = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, getResources().getStringArray(R.array.intent_extras_array)); extrasKey.setAdapter(adapter3); extrasKey.setSelection(extrasKey.getText().length()); extrasKey.setOnTouchListener(new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View paramView, MotionEvent paramMotionEvent) { extrasKey.showDropDown(); extrasKey.requestFocus(); return false; } }); //intent extras value extrasValue = (EditText) findViewById(R.id.value1); //add more extras button addMoreExtras = (ImageButton) findViewById(R.id.add_more_extras_button); addMoreExtras.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { createExtrasView(); } }); //next button nextButton = (Button) findViewById(R.id.activity_create_custom_intent_next_button); nextButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { createIntentFromFormData(); Intent nextIntent = new Intent(CreateCustomIntentActivity.this, ChooseIntentUseCaseActivity.class); nextIntent.putExtra(CUSTOM_INTENT_EXTRA, customIntent); startActivity(nextIntent); } }); } private void createIntentFromFormData() { customIntent = new Intent(); if (!TextUtils.isEmpty(componentName.getText()) && !TextUtils.isEmpty(componentPackageName.getText())) { customIntent.setClassName(componentPackageName.getText().toString(), componentName.getText().toString()); } if (!TextUtils.isEmpty(intentAction.getText())) { customIntent.setAction(intentAction.getText().toString()); } if (!TextUtils.isEmpty(intentData.getText())) { customIntent.setData(Uri.parse(intentData.getText().toString())); } if (!TextUtils.isEmpty(intentCategory.getText())) { customIntent.addCategory(intentCategory.getText().toString()); } if (!TextUtils.isEmpty(intentFlags.getText())) { customIntent.setFlags(Integer.parseInt(intentFlags.getText().toString())); } populateExtrasKeyValuePairs(); //intent is ready now! } private void populateExtrasKeyValuePairs() { ViewGroup extrasContainer = (ViewGroup) findViewById(R.id.extras_key_value_container); ArrayList<String> keys = new ArrayList<>(); ArrayList<String> values = new ArrayList<>(); findAllKeys(keys, extrasContainer); findAllValues(values, extrasContainer); if (keys.size() != values.size()) { errorDialog = new AlertDialog.Builder(CreateCustomIntentActivity.this).create(); errorDialog.setTitle("Error"); errorDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int which) { dialog.dismiss(); } }); errorDialog.setMessage("Intent extras key value do not match in number"); errorDialog.show(); } else { for (int i = 0; i < keys.size(); i++) { Log.d("Extras key/value pair", keys.get(i) + "/" + values.get(i)); customIntent.putExtra(keys.get(i), values.get(i)); } } } private ArrayList<String> findAllKeys(ArrayList<String> keys, ViewGroup viewGroup) { int count = viewGroup.getChildCount(); for (int i = 0; i < count; i++) { View view = viewGroup.getChildAt(i); if (view instanceof ViewGroup) findAllKeys(keys, (ViewGroup) view); else if (view instanceof TextView) { TextView textview = (TextView) view; // if (!textview.getText().toString().equals(getResources().getString(R.string.intent_extras_key)) && // !textview.getText().toString().equals(getResources().getString(R.string.intent_extras_value)) && // !textview.getTag().toString().equals("value_field")) { if (textview.getTag() != null && textview.getTag().toString().equals("key_field")) { keys.add(textview.getText().toString()); } } } return keys; } private ArrayList<String> findAllValues(ArrayList<String> values, ViewGroup viewGroup) { int count = viewGroup.getChildCount(); for (int i = 0; i < count; i++) { View view = viewGroup.getChildAt(i); if (view instanceof ViewGroup) findAllValues(values, (ViewGroup) view); else if (view instanceof EditText) { EditText edittext = (EditText) view; if (edittext.getTag() != null && edittext.getTag().toString().equals("value_field")) { values.add(edittext.getText().toString()); } } } return values; } private void createExtrasView() { LinearLayout topLayout = (LinearLayout) findViewById(R.id.extras_key_value_container); LinearLayout.LayoutParams llpTextView = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); llpTextView.setMargins(10, 20, 10, 10); // llp.setMargins(left, top, right, bottom); LinearLayout.LayoutParams llpEditText = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT); llpEditText.setMargins(10, 20, 10, 10); // llp.setMargins(left, top, right, bottom); //key LinearLayout keyLinearLayout = new LinearLayout(this); keyLinearLayout.setOrientation(LinearLayout.HORIZONTAL); TextView keyTextView = new TextView(this); keyTextView.setText(getResources().getString(R.string.intent_extras_key)); keyTextView.setLayoutParams(llpTextView); AutoCompleteTextView keyEditText = new AutoCompleteTextView(this); keyEditText.setLayoutParams(llpEditText); ArrayAdapter<String> adapter3 = new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, getResources().getStringArray(R.array.intent_extras_array)); keyEditText.setAdapter(adapter3); keyEditText.setSelection(keyEditText.getText().length()); keyEditText.setTag("key_field"); keyLinearLayout.addView(keyTextView); keyLinearLayout.addView(keyEditText); //value LinearLayout valueLinearLayout = new LinearLayout(this); valueLinearLayout.setOrientation(LinearLayout.HORIZONTAL); TextView valueTextView = new TextView(this); valueTextView.setText(getResources().getString(R.string.intent_extras_value)); valueTextView.setLayoutParams(llpTextView); EditText valueEditText = new EditText(this); valueEditText.setTag("value_field"); valueEditText.setLayoutParams(llpEditText); valueLinearLayout.addView(valueTextView); valueLinearLayout.addView(valueEditText); topLayout.addView(keyLinearLayout); topLayout.addView(valueLinearLayout); } }