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;
}
}