AndroidのUI - Menu

activity_main.xml

<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity"> <EditText android:id="@+id/edit" android:layout_width="match_parent" android:layout_height="wrap_content" /> </RelativeLayout>

 

MainActivity.java

package com.example.liguofeng.menu; import android.app.Activity; import android.content.ComponentName; import android.content.Intent; import android.graphics.Color; import android.graphics.drawable.Drawable; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.KeyEvent; import android.view.Menu; import android.view.MenuItem; import android.view.SubMenu; import android.view.View; import android.widget.EditText; import android.widget.Toast; public class MainActivity extends AppCompatActivity { EditText edit; // FONT SIZE ID final int FONT_10 = 0x111; final int FONT_12 = 0x112; final int FONT_14 = 0x113; final int FONT_16 = 0x114; final int FONT_18 = 0x115; // FONT COLOR ID final int FONT_RED = 0x116; final int FONT_BLUE = 0x117; final int FONT_GREEN = 0x118; // 選択可能メニュ final int ITEM_CHECKABLE_01 = 0x119; final int ITEM_CHECKABLE_02 = 0x120; final int ITEM_CHECKABLE_03 = 0x121; // 単一選択メニュ final int ITEM_GROUP_01 = 0x122; final int ITEM_GROUP_02 = 0x123; final int ITEM_GROUP_03 = 0x124; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); edit = (EditText) findViewById(R.id.edit); } // Menu設定 @Override public boolean onCreateOptionsMenu(Menu menu) { SubMenu fontSizeMenu = menu.addSubMenu("Font Size"); // fontSizeMenu設定 fontSizeMenu.setHeaderTitle("select font size"); fontSizeMenu.add(0, FONT_10, 0, "size 10"); fontSizeMenu.add(0, FONT_12, 0, "size 12"); fontSizeMenu.add(0, FONT_14, 0, "size 14"); fontSizeMenu.add(0, FONT_16, 0, "size 16"); fontSizeMenu.add(0, FONT_18, 0, "size 18"); // color設定 SubMenu colorMenu = menu.addSubMenu("Color Size"); colorMenu.setHeaderTitle("select font color"); colorMenu.add(0, FONT_RED, 0, "RED"); colorMenu.add(0, FONT_BLUE, 0, "BLUE"); colorMenu.add(0, FONT_GREEN, 0, "GREEN"); // checkableのMenuItem設定 SubMenu checkableMenu = menu.addSubMenu("Checkable Menu Item"); checkableMenu.add(0, ITEM_CHECKABLE_01, 0, "選択可能01").setCheckable(true); checkableMenu.add(0, ITEM_CHECKABLE_02, 0, "選択可能02").setCheckable(true); checkableMenu.add(0, ITEM_CHECKABLE_03, 0, "選択可能03").setCheckable(true); // GroupCheckableのMenuItem設定 SubMenu groupCheckable = menu.addSubMenu("single Menu Item"); groupCheckable.add(11, ITEM_GROUP_01, 0, "単一選択可能01").setChecked(true); groupCheckable.add(11, ITEM_GROUP_02, 0, "単一選択可能02"); groupCheckable.add(11, ITEM_GROUP_03, 0, "単一選択可能03"); // group化 groupCheckable.setGroupCheckable(11, true, true); return super.onCreateOptionsMenu(menu); } // MenuItemのCallbak @Override public boolean onOptionsItemSelected(MenuItem mi) { switch (mi.getItemId()) { case FONT_10 : edit.setTextSize(10 * 2); break; case FONT_12 : edit.setTextSize(12 * 2); break; case FONT_14 : edit.setTextSize(14 * 2); break; case FONT_16 : edit.setTextSize(16 * 2); break; case FONT_18 : edit.setTextSize(18 * 2); break; case FONT_RED : edit.setTextColor(Color.RED); break; case FONT_BLUE : edit.setTextColor(Color.BLUE); break; case FONT_GREEN : edit.setTextColor(Color.GREEN); break; case ITEM_CHECKABLE_01 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_CHECKABLE_01",Toast.LENGTH_SHORT).show(); break; case ITEM_CHECKABLE_02 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_CHECKABLE_02",Toast.LENGTH_SHORT).show(); break; case ITEM_CHECKABLE_03 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_CHECKABLE_03",Toast.LENGTH_SHORT).show(); break; case ITEM_GROUP_01 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_GROUP_01",Toast.LENGTH_SHORT).show(); break; case ITEM_GROUP_02 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_GROUP_02",Toast.LENGTH_SHORT).show(); break; case ITEM_GROUP_03 : mi.setChecked(!mi.isChecked()); Toast.makeText(this, "ITEM_GROUP_03",Toast.LENGTH_SHORT).show(); break; } return true; } }