Android 理财计算器
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前言:
最近因工作需要,自己撸了一个计算器Dialog,这边拿出来跟大家分享下,写的不好,请多指教
PS:知识点来不及写了,注释也没时间加,大家先看着,后续有时间再补上
先看效果图:
自己做的第一个GIF
Style：
<style name="MyDialog" parent="@android:style/Theme.Dialog">
<item name="android:windowFrame">@null</item>
<item name="android:windowNoTitle">true</item>
<item name="android:windowIsFloating">true</item>
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowFullscreen">true</item>
</style>
<style name="dialogWindowAnim" mce_bogus="1" parent="android:Animation">
<item name="android:windowEnterAnimation">@anim/push_left_in</item>
<item name="android:windowExitAnimation">@anim/push_left_out</item>
</style>
Keyboard.xml:
<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
android:background="@color/white"
android:keyHeight="10%p"
android:keyWidth="100%p" >
<Row>
<Key
android:codes="55"
android:keyEdgeFlags="left"
android:keyLabel="7" />
<Key
android:codes="56"
android:keyLabel="8" />
<Key
android:codes="57"
android:keyLabel="9" />
</Row>
<Row>
<Key
android:codes="52"
android:keyEdgeFlags="left"
android:keyLabel="4" />
<Key
android:codes="53"
android:keyLabel="5" />
<Key
android:codes="54"
android:keyLabel="6" />
</Row>
<Row>
<Key
android:codes="49"
android:keyEdgeFlags="left"
android:keyLabel="1" />
<Key
android:codes="50"
android:keyLabel="2" />
<Key
android:codes="51"
android:keyLabel="3" />
</Row>
<Row>
<Key
android:codes="46"
android:keyEdgeFlags="left"
android:keyLabel="." />
<Key
android:codes="48"
android:keyLabel="0" />
<Key
android:codes="-5"
android:isRepeatable="true"
android:keyIcon="@drawable/sym_keyboard_delete" />
</Row>
</Keyboard>
布局文件,这边就只截图显示,反正大家自己看着搭建就是了:
calculator_dialog
CalculatorFinancialDialog.java:
利率计算方程式我就不贴了,毕竟影响不大
/**
* Created by caihan on 2017/1/5.
* 理财计算器(新版)
*/
public class CalculatorFinancialDialog extends Dialog
implements View.OnClickListener, TextWatcher {
Activity context;
private Spinner spinner1;
private ImageView spinner_performclick;
private Window window = null;
private SimpleAdapter simpleAdapter;
private EditText investment_money;
private EditText annual_rate;
private EditText investment_mouth;
private TextView product_expected_income;
private TextView bank_expected_income;
private Reimbursement type = Reimbursement.Dengebenxi;
private String rate;
private String mouth;
private CustomKeyboard mCustomKeyboard;
public CalculatorFinancialDialog(Activity context) {
super(context, R.style.MyDialog);
this.context = context;
}
public CalculatorFinancialDialog(Activity context, String rate,
String mouth) {
super(context, R.style.MyDialog);
this.context = context;
this.rate = rate;
this.mouth = mouth;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.calculator_financial_dialog);
this.setCanceledOnTouchOutside(false);
mCustomKeyboard = new CustomKeyboard(this, R.id.keyboardview,
R.xml.hexkbd);
simpleAdapter = new SimpleAdapter(context, getData(),
R.layout.items_spinner, new String[]
{"TypeName"}, new int[]
{R.id.textview});
initWindowView();
initView();
initListener();
}
@SuppressWarnings("deprecation")
private void initWindowView() {
window = getWindow();
window.setWindowAnimations(R.style.dialogWindowAnim);
window.getDecorView().setPadding(0, 0, 0, 10);
window.setGravity(Gravity.BOTTOM);
WindowManager.LayoutParams lp = window.getAttributes();
lp.width = WindowManager.LayoutParams.FILL_PARENT;
lp.height = WindowManager.LayoutParams.WRAP_CONTENT;
window.setAttributes(lp);
setCanceledOnTouchOutside(true);
setCancelable(true);
}
private void initListener() {
findViewById(R.id.calculator_dialog_false).setOnClickListener(this);
spinner_performclick.setOnClickListener(this);
spinner1.setAdapter(simpleAdapter);
spinner1.setOnItemSelectedListener(new OnItemSelectedListener() {
@Override
public void onItemSelected(AdapterView<?> parent, View view,
int position, long id) {
switch (position) {
case 0:
type = Reimbursement.Dengebenxi;
break;
case 1:
type = Reimbursement.Daoqihuanbenhuanxi;
break;
case 2:
type = Reimbursement.Anyuefuxi;
break;
case 3:
type = Reimbursement.Anyuefuxidaoqihuanben;
break;
default:
type = Reimbursement.Dengebenxi;
break;
}
if (isCanPost()) {
product_expected_income
.setText(intercept(BorrowCalculateManagerImpl.Bill(
DoubleUtils.toDouble(investment_money.getText().toString()),
DoubleUtils.toDouble(investment_mouth.getText().toString()),
DoubleUtils.toDouble(annual_rate.getText().toString()), type)));
bank_expected_income
.setText(intercept(BorrowCalculateManagerImpl.Bill(
DoubleUtils.toDouble(investment_money
.getText().toString()),
DoubleUtils.toDouble(investment_mouth
.getText().toString()),
3.0, type)));
}
}
@Override
public void onNothingSelected(AdapterView<?> parent) {
}
});
investment_money
.addTextChangedListener(new MyTextListener("investment_money"));
annual_rate.addTextChangedListener(new MyTextListener("annual_rate"));
investment_mouth
.addTextChangedListener(new MyTextListener("investment_mouth"));
}
private void initView() {
spinner1 = (Spinner) findViewById(R.id.spinnerBase1);
spinner_performclick = (ImageView) findViewById(R.id.spinner_performclick);
investment_money = (EditText) findViewById(R.id.investment_money);
annual_rate = (EditText) findViewById(R.id.annual_rate);
investment_mouth = (EditText) findViewById(R.id.investment_mouth);
product_expected_income = (TextView) findViewById(R.id.product_expected_income);
bank_expected_income = (TextView) findViewById(R.id.bank_expected_income);
annual_rate.addTextChangedListener(this);
mCustomKeyboard.registerEditText(investment_money);
mCustomKeyboard.registerEditText(annual_rate);
mCustomKeyboard.registerEditText(investment_mouth);
investment_mouth.setText(mouth);
annual_rate.setText(rate);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.spinner_performclick:
spinner1.performClick();
break;
case R.id.calculator_dialog_false:
dismiss();
break;
default:
break;
}
}
public List<Map<String, Object>> getData() {
List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();
Map<String, Object> map = new HashMap<String, Object>();
map.put("TypeName", "等额本息");
list.add(map);
Map<String, Object> map2 = new HashMap<String, Object>();
map2.put("TypeName", "到期还本还息");
list.add(map2);
Map<String, Object> map3 = new HashMap<String, Object>();
map3.put("TypeName", "按月付息");
list.add(map3);
return list;
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
TextWatcherUtil.getMoneyFormat(s.toString(), annual_rate);
}
@Override
public void afterTextChanged(Editable s) {
}
class MyTextListener implements TextWatcher {
private String inputEditView = null;
public MyTextListener(String inputEditView) {
this.inputEditView = inputEditView;
}
@Override
public void beforeTextChanged(CharSequence s, int start, int count,int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before,int count) {
if (s.toString().startsWith(".")
|| s.toString().matches("[0]{1}[0-9]{1}")) {
if ("investment_money".equals(inputEditView)) {
if (s.toString().matches("[0]{1}[0-9]{1}")) {
investment_money.setText("0");
investment_money.setSelection(1);
} else {
investment_money.setText("");
}
return;
}
if ("annual_rate".equals(inputEditView)) {
if (s.toString().matches("[0]{1}[0-9]{1}")) {
investment_money.setSelection(1);
annual_rate.setText("0");
} else {
annual_rate.setText("");
}
return;
}
if ("investment_mouth".equals(inputEditView)) {
if (s.toString().matches("[0]{1}[0-9]{1}")) {
investment_money.setSelection(1);
investment_mouth.setText("0");
} else {
investment_mouth.setText("");
}
return;
}
} else {
if (isCanPost()) {
product_expected_income
.setText(intercept(BorrowCalculateManagerImpl.Bill(
DoubleUtils.toDouble(investment_money
.getText().toString()),
DoubleUtils.toDouble(investment_mouth
.getText().toString()),
DoubleUtils.toDouble(
annual_rate.getText().toString()),
type)));
bank_expected_income
.setText(intercept(BorrowCalculateManagerImpl.Bill(
DoubleUtils.toDouble(investment_money
.getText().toString()),
DoubleUtils.toDouble(investment_mouth
.getText().toString()),
3.0, type)));
} else {
product_expected_income.setText("0");
bank_expected_income.setText("0");
}
}
}
@Override
public void afterTextChanged(Editable s) {
}
}
private String intercept(String account) {
String number = StringUtils.getDoubleFormat(account);
return number + "元";
}
public boolean isCanPost() {
return (!StringUtils.isEmpty2(investment_money.getText().toString())
&& !StringUtils.isEmpty2(investment_mouth.getText().toString())
&& !StringUtils.isEmpty2(annual_rate.getText().toString()));
}
}
CustomKeyboard.java
/**
* Created by caihan on 2017/1/5.
* 自定义键盘
*/
public class CustomKeyboard {
private KeyboardView mKeyboardView;
private Dialog mHostActivity;
private OnKeyboardActionListener mOnKeyboardActionListener = new OnKeyboardActionListener() {
public final static int CodeDelete = -5; // Keyboard.KEYCODE_DELETE
public final static int CodeCancel = -3; // Keyboard.KEYCODE_CANCEL
@Override
public void onKey(int primaryCode, int[] keyCodes) {
View focusCurrent = mHostActivity.getWindow().getCurrentFocus();
if (focusCurrent == null ||
(focusCurrent.getClass() != EditText.class && focusCurrent.getClass() != AppCompatEditText.class)) {
return;
}
EditText edittext = (EditText) focusCurrent;
Editable editable = edittext.getText();
int start = edittext.getSelectionStart();
if (primaryCode == CodeCancel) {
hideCustomKeyboard();
} else if (primaryCode == CodeDelete) {
if (editable != null && start > 0)
editable.delete(start - 1, start);
} else {
editable.insert(start, Character.toString((char) primaryCode));
}
}
@Override
public void onPress(int arg0) {
}
@Override
public void onRelease(int primaryCode) {
}
@Override
public void onText(CharSequence text) {
}
@Override
public void swipeDown() {
}
@Override
public void swipeLeft() {
}
@Override
public void swipeRight() {
}
@Override
public void swipeUp() {
}
};
public CustomKeyboard(Dialog calculatorDialog, int viewid, int layoutid) {
mHostActivity = calculatorDialog;
mKeyboardView = (KeyboardView) calculatorDialog.findViewById(viewid);
mKeyboardView.setKeyboard(
new Keyboard(mHostActivity.getContext(), layoutid));
mKeyboardView.setPreviewEnabled(false); // 显示白板
mKeyboardView.setOnKeyboardActionListener(mOnKeyboardActionListener);
}
/**
* 隐藏.
*/
public void hideCustomKeyboard() {
mKeyboardView.setVisibility(View.GONE);
mKeyboardView.setEnabled(false);
}
public void registerEditText(int resid) {
EditText edittext = (EditText) mHostActivity.findViewById(resid);
edittext.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
}
});
edittext.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
}
});
edittext.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
EditText edittext = (EditText) v;
int inType = edittext.getInputType();
edittext.setInputType(InputType.TYPE_NULL);
edittext.onTouchEvent(event);
edittext.setInputType(inType);
return true;
}
});
edittext.setInputType(edittext.getInputType() | InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
}
public void registerEditText(EditText edittext) {
edittext.setOnFocusChangeListener(new OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
}
});
edittext.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
}
});
edittext.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
EditText edittext = (EditText) v;
int inType = edittext.getInputType();
edittext.setInputType(InputType.TYPE_NULL);
edittext.onTouchEvent(event);
edittext.setInputType(inType);
return true;
}
});
edittext.setInputType(edittext.getInputType() | InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
}
}
Activity上调用方式:
/**
* 显示利率计算器
*/
private void showOperationDialog() {
CalculatorFinancialDialog dialog = new CalculatorFinancialDialog(getActivity());
dialog.show();
}
