Android Studio Boshlovchilar uchun(Part 1) "birinchi android ilova dasturini yaratish"

Android Studio muhutida birinchi android ilova dasturini "tugma" yaratish va "Salom!! Qanday-Qilib.uz sayiti a`zolari" deb nomlangan habarni chiqarish

1)Dastlab Android Studio Muhidi(Dasturi) ishga tushuriladi va "Star anew Android Studio project" tugmasi bosiladi:

2)Ilova dastur nomi kiritiladi(Nom sifatida Ingiliz alifbosi hariflaridan Aa..Zz gacha foydalaning) va "Next" tugmasini bosing:

3) Android OS platformasi versiyasi belgilanadi va "Next" tugmasi bosiladi:

4) "Empty Activity" formasi belgilanadi va "Next" tugmasi bosiladi:

5) Java hamda XML fayillari nomi kiritiladi va "Finish" tugmasi bosiladi:

6) first_app.xml fayili ochiladi va bitta "Button" companentasi virtual smartfonning o`rtasiga qo`yiladi:

7) Qo`yilgan tugma ustida sichqonchaning chap tugmasini ikki martta bosib companentaning "text" xsusiyatidagi so`z o`zgartiriladi:

8) "FirstApp.java" fayilini ochib quyda belgilangan java kodlari kiritiladi:
    //button toifasida global o`zgaruvchi:
    Button button;

    A) xml fayilidagi button tugmasini java kodlariga ulash
    button = (Button)findViewById(R.id.button);

    B) button companentasining bosilish xsusiyatini yaratish
    button.setOnClickListener(new View.OnClickListener(){
        @Override
        public void onClick(View v){
            XabarChiqarish();
        }
    });

    C) Xabar chiqarish funksiyasini yaratish
    public void XabarChiqarish(){
        Toast.makeText(FirstApp.this,"Salom!!! Qanday-Qilib.uz sayiti a`zolari", Toast.LENGTH_SHORT).show();
    }


Yaratilgan dasturni "apk" farmatiga o`tkazib shahsiy smartfonlarda ishga tushurish:

1) Yuqori menyu bo`limidan "Bueld-->Generate Signet APK" bosiladi va quydagi ketma-ketliklar bajariladi

2) "Create new" tugmasi bosiladi:

3) Project fayillari joylashgan papka yuli ko`rsatiladi "shift+enter":

4) Quyda hosil bulgan oynaning Password bo`limiga ixtiyoriy 6 belgidan kam bulmagan parol kiritiladi:
    key: bo`limida "Alias" qatoriga ixtiyoriy ingiliz hariflaridan kiritiladi:
    va uning "Password" qatoriga 6 belgidan kam bo`lmagan ixtiyoriy paroll kiritiladi va "Okey" tugmasi bosiladi

5) Hosil bo`lgan oynadan "Next" tugmasi undan keyingi oynadan "Finish" tugmasi bosiladi:

6) Dastur apk farmatiga o`tkazib bulingandan keyin fayil joylashgan papkani ochib berish yoki xabarni yopish xaqida xabar oynasi hosil bo`ladi:
    va "Show in Explorer" xizmati bosiladi. Natijada hosil bo`lgan apk fayili joylashgan papka ochib beriladi:

...

ushbu fayilni shahsiy smartfoningizda yoki PC uchun maxsus yaratilgan BlueStacks dasturi yordamida ishga tushurish mumkun.
Omad!!!

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To`liq kodlar:

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FirstApp.java fayili:

package com.example.android.myfirstandroidapp;

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

public class FirstApp extends ActionBarActivity {
    Button button;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.first_app);

        button = (Button)findViewById(R.id.button);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                XabarChiqarish();
            }
        });
    }

    public void XabarChiqarish(){
        Toast.makeText(FirstApp.this, "Salom 'Qanday-Qilib.uz sayiti A`zolari!!'", Toast.LENGTH_SHORT).show();
    }
}

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first_app.xml fayili:

<?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: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.android.myfirstandroidapp.FirstApp">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello World!" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Xabar chiqarish"
        android:id="@+id/button"
        android:layout_centerVertical="true"
        android:layout_centerHorizontal="true" />
</RelativeLayout>

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Natijalar:

Android Studio Boshlovchilar uchun(Part 1) "birinchi android ilova dasturini yaratish"

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