농부지기

  1. MainActivity.xml

package com.example.farmer.toastmodify;

import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

    Button button;
    Button button2;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

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

        button.setOnClickListener(toastOnclickListener);
        button2.setOnClickListener(layoutOnclickListener);
    }

    Button.OnClickListener toastOnclickListener = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            //Toast toast = Toast(getApplicationContext());
            //toast.setText(sResult);
            //toast.setDuration(Toast.LENGTH_LONG);

            String notes = "토스트 내용";

            Toast toast = Toast.makeText(getApplicationContext(), notes, Toast.LENGTH_SHORT);

            //Toast 위치 지정.
            //x,y 좌표는  TOP, LEFT 의 위치에서 시작되는 좌표임
            toast.setGravity(Gravity.TOP | Gravity.LEFT,  150, 300);

            //Toast는 View를 상속받지 않아서 직접View 객체에 대한 속성을 넣을 수 없다.
            //대신 getView()메소드를 통해서 View객체를 받아서 View속성정의 하면 Toast속성에 적용 된다.
            View viewToast = toast.getView();

            //Toast BackgroundColor 변경
            //color 표기시 xml 에서는 "#ffffff"로 하지만
            //java 코드에서는 아래와 같이 rgb로 변환하여 사용해줘야 한다.
            viewToast.setBackgroundColor(Color.rgb(255, 0, 255));

            //Toast Font Color변경
            TextView tvToast = (TextView) viewToast.findViewById(android.R.id.message);
            tvToast.setTextColor(Color.RED);

            toast.show();

            //Toast.makeText(getApplicationContext(), notes, Toast.LENGTH_LONG).show();
        }
    };

    Button.OnClickListener layoutOnclickListener = new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            //토스트 모양을 정의하고 있는 레이아웃을 인플레이션 한다.
            //기존 토스트 모양을 작성한 toastborder.xml로 인플레이션 한다.
            LayoutInflater inflater = getLayoutInflater();
            View layout = inflater.inflate(R.layout.activity_toast,
                    (ViewGroup)findViewById(R.id.toast_layout_root));

            //레이아웃의 텍스트뷰에 보여줄 문자열을 설정한다.
            TextView text = (TextView)layout.findViewById(R.id.text);
            text.setText("Layout을 이용한 토스트");

            //토스트 객체 만들기
            Toast toast = new Toast(MainActivity.this);

            //토스트가 출력될 위치를 지정
            //x,y 좌표는  CENTER 의 위치에서 시작되는 좌표임
            toast.setGravity(Gravity.CENTER, 0, -200);

            toast.setDuration(Toast.LENGTH_SHORT);

            //토스트에 뷰를 설정
            toast.setView(layout);

            //토스트 부여주기
            toast.show();
        }
    };
}

  2. drawable/toast.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="oval">
    <!--
      1. stroke    : 테두리 선
      2. solid      : Toast 내부 색 설정
      3. padding : 여백
      4. corners : 모서리 설정
      5. gradient : 경사도. 변화도
    -->
    <stroke
        android:width="4dp"
        android:color="#ff0008"
        android:dashWidth="5dp"
        android:dashGap="2dp"/>

    <solid
        android:color="#ff883300"/>

    <padding
        android:left="20dp"
        android:top="20dp"
        android:right="20dp"
        android:bottom="20dp"/>

    <corners
        android:radius="100dp"/>

    <gradient
        android:startColor="#ffff0000"
        android:endColor="#80ff00ff"
        android:angle="270"/>

</shape>

  3. layout/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:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.farmer.toastmodify.MainActivity">

    <Button
        android:id="@+id/button"
        android:text="단순 토스트 표시"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />

    <Button
        android:id="@+id/button2"
        android:text="Layout 토스트 표시"
        android:layout_width="wrap_content"
        android:layout_toRightOf="@id/button"
        android:layout_height="wrap_content" />

</RelativeLayout>

  4. layout/activity_toast.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/toast_layout_root"
    android:orientation="horizontal"
    android:background="#00ffff"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="10dp">

    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:padding="20dp"
        android:background="@drawable/toast"/>

</LinearLayout>

  1. ImageView 설정 예제

<ImageView
    android:id="@+id/image1"
    android:layout_width="100dp"
    android:layout_height="400dp"
    android:src="@mipmap/kokonut"
    android:scaleType="centerCrop"
    android:layout_alignParentTop="true"
    android:layout_alignParentStart="true" />

  1. MainActivity.java

 package com.example.farmer.layoutjavacreate;

import android.graphics.Color;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.Button;
import android.widget.LinearLayout;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        //setContentView(R.layout.activity_main);

        useDynamic();
    }
    //동적으로 Layout및 버튼 생성
    private void useDynamic(){
        //1. Layout 생성
        LinearLayout layoutMain = new LinearLayout(getApplicationContext());
        LinearLayout.LayoutParams paramsLayout = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.MATCH_PARENT);
        layoutMain.setOrientation(LinearLayout.VERTICAL);
        layoutMain.setLayoutParams(paramsLayout);
        //layoutMain.setBackground(Color.parseColor("#ffffff"));

        //2. Button 생성
        Button button01 = new Button(getApplicationContext());
        Button button02 = new Button(getApplicationContext());
        LinearLayout.LayoutParams paramsButton = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
        button01.setLayoutParams(paramsButton);
        button02.setLayoutParams(paramsButton);

        layoutMain.addView(button01);
        layoutMain.addView(button02);

        button01.setText("버튼 1");
        button02.setText("버튼 2");

        setContentView(layoutMain);  //layoutMain은 View임
    }
}

 1. MainActivity.java 

package com.example.farmer.togglecustom;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {
    Button test1Button;
    Button test2Button;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        test1Button = (Button)findViewById(R.id.test1_button);
        test2Button = (Button)findViewById(R.id.test2_button);

        test1Button.setOnClickListener(topButtonsListener);
        test2Button.setOnClickListener(topButtonsListener);
        test1Button.performClick();  //첫번째 버튼을 눌린 효과를 줌
    }

    View.OnClickListener topButtonsListener  = new View.OnClickListener(){
        @Override
        public void onClick(View view) {
            if (view.getId() == R.id.test1_button){
                test1Button.setSelected(true);
                test2Button.setSelected(false);
            }
            else{
                test1Button.setSelected(false);
                test2Button.setSelected(true);
            }
        }
    };


}

  2. activity_main.java

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

        <Button
            android:id="@+id/test1_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginLeft="20dp"
            android:layout_marginTop="10dp"
            android:layout_marginBottom="10dp"
            android:layout_weight="1"
            android:textColor="@color/selector_buttons_text"
            android:background="@drawable/selector_btn_left"
            android:text="Test 1"/>

        <Button
            android:id="@+id/test2_button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginRight="20dp"
            android:layout_marginTop="10dp"
            android:layout_marginBottom="10dp"
            android:textColor="@color/selector_buttons_text"
            android:background="@drawable/selector_btn_right"
            android:text="Test 2"
            android:layout_weight="1"/>


</LinearLayout>

  3. drawable/selector_btn_left.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:drawable="@color/gen_app_color" android:state_pressed="true" />
    <item android:drawable="@color/gen_app_color" android:state_selected="true" />
    <item android:drawable="@drawable/shape_btn_unselected_left" />
</selector>

  4. drawable/selector_btn_right.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:drawable="@color/gen_app_color" android:state_pressed="true" />
    <item android:drawable="@color/gen_app_color" android:state_selected="true" />
    <item android:drawable="@drawable/shape_btn_unselected_right" />
</selector>

  5. drawable/selector_buttons_text.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_selected="true" android:color="@android:color/white" />
    <item android:state_pressed="true" android:color="@android:color/white" />
    <item android:color="@color/gen_app_color"/>
</selector>

  6. drawable/shape_btn_unselected_left.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <item >
        <shape android:shape="rectangle">
            <solid android:color="@android:color/white"/>
            <stroke android:width="5px" android:color="#337799" />
        </shape>
    </item>
    <item android:left="5dp"
        android:top="2dp"
        android:bottom="2dp">
        <shape android:shape="rectangle">
            <solid android:color="#FFFFFF" />
        </shape>
    </item>
</layer-list>

  7. drawable/shape_btn_unselected_right.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#3F51B5</color>
    <color name="colorPrimaryDark">#303F9F</color>
    <color name="colorAccent">#FF4081</color>

    <color name="gen_app_color">#40ffe6</color>
    <color name="selector_buttons_text">#ff404a</color>
</resources>

  8. values/colors.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#3F51B5</color>
    <color name="colorPrimaryDark">#303F9F</color>
    <color name="colorAccent">#FF4081</color>

    <color name="gen_app_color">#40ffe6</color>
    <color name="selector_buttons_text">#ff404a</color>
</resources>