جلسه سیزدهم- دیالوگ

کنترل شیفت می زنی ایمپورتای اضافه برداشته میشه

دیالوگا رو می تونی خودت طراحی کنی اگه بخوای از آماده ش استفاده کنی دو جوره 

alert dialog 

progress dialog

 

باگ  handler چیه؟ چرا وقتی یه هندلر میذارم تو یه تایمر کرش می کنه؟

نکته setprogress رو اگه قبل show بذاری هیچی به هیچی! باید بعدش بذاری

package ir.ben.frog;

import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;

import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.widget.ProgressBar;
import android.widget.Toast;

import java.util.Timer;
import java.util.TimerTask;

public class dialog extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_dialog);
    }
 public void custmzd(View view)
 {
     Dialog dd=new Dialog(this);
     dd.setTitle("This I made myself");
    // dd.setContentView(R.layout.activity_dialog);
     dd.setContentView(R.layout.havij);//this can cause to make lots of dialogs on top of each other!
     dd.show();
 }
public void Multichoice(View view)
{
    final String[] opt=new String[] {"Salad", "Bread", "Drink", "Jelly"};
        AlertDialog.Builder bmc=new AlertDialog.Builder(this);
        bmc.setTitle("Do you want?")
                .setPositiveButton("OK",null)
                .setMultiChoiceItems(opt, new boolean[]{false, true, false, true}, new DialogInterface.OnMultiChoiceClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                        if(isChecked)
                        Toast.makeText(dialog.this, opt[which]+" is chosen", Toast.LENGTH_SHORT).show();
                        else
                            Toast.makeText(dialog.this, opt[which]+" is deleted", Toast.LENGTH_SHORT).show();
                    }
                });

        bmc.show();
}
    public void alertchoicedial(View view)
    {
        AlertDialog.Builder bcd=new AlertDialog.Builder(this);
        //bcd.setMessage("Please Choose:") it substitutes the choices

          bcd.setTitle("Please choose")
                  .setCancelable(false)
                  .setPositiveButton("OK",null)
                  .setSingleChoiceItems(new String[]{"A", "B", "C"}, -1, new DialogInterface.OnClickListener() {
                      @Override
                      public void onClick(DialogInterface dialog, int which) {
                          Toast.makeText(dialog.this, "Item "+which+" is chosen", Toast.LENGTH_SHORT).show();
                      }
                  });
          AlertDialog add=bcd.create();//If you want to say dismiss you can use this line,I couldn't get it work btw!
        bcd.show();

    }
    public void alertdial(View view)
 {
     AlertDialog.Builder bd=new AlertDialog.Builder(this);
     bd.setTitle("OH")
        .setMessage("SURE?")
        .setCancelable(false)
        .setIcon(android.R.drawable.ic_menu_delete)
        .setPositiveButton("Yes", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(dialog.this,which+ "I delete the file", Toast.LENGTH_SHORT).show();
            }
        })
        .setNegativeButton("No",null)
        .setNeutralButton("cancel",null);
     bd.show();
 }

 public void progrs(View view)
 {
     final ProgressDialog pd=new ProgressDialog(this);
     pd.setCancelable(true);
     pd.setTitle("Hey");
     pd.setMessage("Question?");
     pd.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
  //   pd.setProgressStyle(ProgressDialog.STYLE_SPINNER);
  ////   pd.setIndeterminate(true);
     pd.show();
     pd.setProgress(10);
     pd.setSecondaryProgress(14);
     new Timer().scheduleAtFixedRate(new TimerTask() {
         @Override
         public void run() {
             if(pd.getProgress()<pd.getMax())
                 pd.incrementProgressBy(1);
             else
             {
                 pd.dismiss();
                /* new Handler().postDelayed(new Runnable() {
                     @Override
                     public void run() {
                         pd.dismiss();
                     }
                 },1000L);*/
             }


         }
     }, 0, 50L);

     new Timer().scheduleAtFixedRate(new TimerTask() {
         @Override
         public void run() {
         //////    if(pd.getSecondaryProgress()<pd.getMax())
                 pd.incrementSecondaryProgressBy(1);
         }
     }, 0, 20L);


/*     new Handler().postDelayed(new Runnable() {
         @Override
         public void run() {
                pd.dismiss();
         }
     },1000L);*/
 }
}