Android软键盘用法实例

package com.example.key;

import android.os.Bundle;

import android.app.Activity;

import android.content.Context;

import android.view.Menu;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

import android.view.View.OnClickListener;

import android.view.inputmethod.InputMethodManager;

public class MainActivity extends Activity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

final EditText ed2 = (EditText) findViewById(R.id.editText1);

Button b1 = (Button) findViewById(R.id.button1);

b1.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

ed2.requestFocus();

show(ed2);

}

});

Button b2 = (Button) findViewById(R.id.button2);

b2.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

toggle();

}

});

}

private void show(EditText ed2) {

InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);

imm.showSoftInput(ed2, InputMethodManager.SHOW_IMPLICIT);

}

private void toggle() {

InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);

imm.toggleSoftInput(0, 0);

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.main, menu);

return true;

}

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