package com.mcivicm.editablespinner;
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import android.content.Context;
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import android.graphics.drawable.Drawable;
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import android.text.Editable;
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import android.util.AttributeSet;
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import android.view.Gravity;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.ListPopupWindow;
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import android.widget.PopupWindow;
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import com.rengwuxian.materialedittext.MaterialEditText;
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import java.util.Arrays;
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/**
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* 材料视角可编辑的下拉框
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*/
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public class MaterialEditableSpinner extends LinearLayout {
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private ImageView mPullDown;
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private MaterialEditText mTextView;
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private AdapterView.OnItemClickListener onItemClickListener;
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private ListPopupWindow mPopup;
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private EditableSpinnerAdapter adapter;
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private boolean isIconUp = false;
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public MaterialEditableSpinner(Context context) {
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this(context, null, 0);
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}
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public MaterialEditableSpinner(Context context, AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public MaterialEditableSpinner(Context context, AttributeSet attrs, int style) {
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super(context, attrs, style);
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init(attrs, style);
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}
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private void init(AttributeSet attrs, int style) {
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View v = LayoutInflater.from(getContext()).inflate(R.layout.view_material_editable_spinner, this, false);
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addView(v, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
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mPullDown = (ImageView) v.findViewById(R.id.pull_down);
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mTextView = (MaterialEditText) v.findViewById(R.id.content_view);
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mPopup = new ListPopupWindow(getContext());
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mPopup.setModal(true);
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mPopup.setDropDownGravity(Gravity.BOTTOM);
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mPopup.setAnchorView(mTextView);
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mPopup.setOnDismissListener(new DismissListener());
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mPopup.setOnItemClickListener(new ItemClickListener());
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mPullDown.setOnClickListener(new PullDownClickListener());
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}
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public void setOnItemClickListener(AdapterView.OnItemClickListener onItemClickListener) {
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this.onItemClickListener = onItemClickListener;
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}
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public Editable getText() {
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return mTextView.getText();
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}
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public void setText(String text) {
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mTextView.setText(text);
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}
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public void setStrings(String... strings) {
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adapter = new DefaultEditableSpinnerAdapter(getContext(), Arrays.asList(strings));
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mPopup.setAdapter(adapter);
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}
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public EditableSpinnerAdapter getAdapter() {
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return adapter;
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}
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public void setAdapter(EditableSpinnerAdapter adapter) {
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this.adapter = adapter;
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}
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private class PullDownClickListener implements OnClickListener {
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@Override
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public void onClick(View v) {
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mTextView.requestFocus();
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if (isIconUp) {
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mPopup.dismiss();
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} else {
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hideSoftInput();//关闭输入法
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animateArrow(true);
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showPopup();
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isIconUp = true;
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}
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}
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}
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private void showPopup() {
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mPopup.setWidth(mTextView.getWidth());
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if (mPopup.getListView() != null) {
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mPopup.getListView().setVerticalScrollBarEnabled(false);
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mPopup.getListView().setHorizontalScrollBarEnabled(false);
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}
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mPopup.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
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mPopup.show();
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}
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private void animateArrow(boolean up) {
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float angle = up ? 180f : 0f;
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mPullDown.animate().rotation(angle).setDuration(100).start();
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}
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private class ItemClickListener implements AdapterView.OnItemClickListener {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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mTextView.setText(MaterialEditableSpinner.this.adapter.getDisplayString(position));
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mPopup.dismiss();
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if (MaterialEditableSpinner.this.onItemClickListener != null) {
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MaterialEditableSpinner.this.onItemClickListener.onItemClick(parent, view, position, id);
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}
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}
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}
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private class DismissListener implements PopupWindow.OnDismissListener {
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@Override
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public void onDismiss() {
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animateArrow(false);
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isIconUp = false;
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}
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}
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private void hideSoftInput() {
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InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.hideSoftInputFromWindow(getWindowToken(), 0);
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}
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public void setFloatingLabel(int mode) {
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mTextView.setFloatingLabel(mode);
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}
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public void setFloatingLabelText(String text) {
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mTextView.setFloatingLabelText(text);
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}
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/**
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* 设置提示文本
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*
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* @param string
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*/
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public void setHint(String string) {
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mTextView.setHint(string);
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}
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/**
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* 设置提示颜色
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*
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* @param color
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*/
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public void setHintTextColor(int color) {
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mTextView.setHintTextColor(color);
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}
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/**
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* 设置文本颜色
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*
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* @param color
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*/
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public void setTextColor(int color) {
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mTextView.setTextColor(color);
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}
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/**
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* 设置文本大小
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*
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* @param size
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*/
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public void setTextSize(int size) {
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mTextView.setTextSize(size);
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}
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/**
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* 输入类型
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*
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* @param type
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*/
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public void setInputType(int type) {
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mTextView.setInputType(type);
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}
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/**
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* 输入下拉框背景
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*
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* @param drawable
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*/
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public void setPopupBackgroundDrawable(Drawable drawable) {
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mPopup.setBackgroundDrawable(drawable);
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}
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/**
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* 设置输入框的内边距
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*
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* @param left
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* @param top
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* @param right
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* @param bottom
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*/
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public void setEditTextPadding(int left, int top, int right, int bottom) {
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mTextView.setPaddings(left, top, right, bottom);
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}
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/**
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* 设置最大字符数
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*
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* @param maxLength
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*/
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public void setEditTextMaxLength(int maxLength) {
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mTextView.setMaxCharacters(maxLength);
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}
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}
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