okienko2

okienko2, java

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/*int []t=new int[3];Random r=new Random();t[i]=10+r.nextInt(90);string s="23";int liczba=integer.parseInt(s);string s="56.85";double liczba=Double.parseDouble(s);int a=13;string s=string.Valueof(a);static Scaner klawiatura =new Scanner(System.in);int a=klawiatura.nextInt();klawiatura.userLocale(Locale.ENGLISH);system.out.format("pole=%.3f",pole(54));int a[]={1,2,3};int b[][]={{2,3,6},{5,6,7}};int od=Integer.parseInt(pole1.getText());int ddo=Integer.parseInt(pole2.getText());*/package okno;import java.awt.Color;import java.awt.Container;import java.awt.FlowLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.ItemEvent;import java.awt.event.ItemListener;import javax.swing.JButton;import javax.swing.JCheckBox;import javax.swing.JComboBox;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JRadioButton;import javax.swing.JTextArea;import javax.swing.JTextField;public class okienko2 extends JFrame {String owoce[]={"89","56","34","21","12"};JComboBox lista = new JComboBox(owoce);JCheckBox spr = new JCheckBox("czy polski owoc");JRadioButton radio = new JRadioButton("czy eko");JTextArea wynik = new JTextArea(12,9);JTextField pole =new JTextField(10);JTextField co =new JTextField(10);//JTextField pole =new JTextField(10);JButton przycisk =new JButton("czysc");JButton przycisk1 =new JButton("zamiana");JButton przycisk2 =new JButton("zamiana2");public okienko2(){JLabel opis1=new JLabel("wybierz:");JLabel opis2=new JLabel("wybra??es:");Container c=getContentPane();c.setLayout(new FlowLayout());c.setBackground(Color.RED);c.add(opis1);c.add(lista);c.add(opis2);c.add(pole);c.add(spr);c.add(radio);c.add(wynik);c.add(przycisk);c.add(co);c.add(przycisk1);c.add(przycisk2);lista.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {// throw new UnsupportedOperationException("Not supported yet.");pole.setText(lista.getSelectedItem()+" "+lista.getSelectedIndex());wynik.append(lista.getSelectedItem()+" "+lista.getSelectedIndex());}});przycisk.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {//throw new UnsupportedOperationException("Not supported yetpole.setText(null);wynik.setText(null);}});radio.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {//throw new UnsupportedOperationException("Not supported yet.");if(radio.isSelected()) wynik.append("owoc eko \n");else wynik.append("nie eko \n");}});spr.addItemListener(new ItemListener() {@Overridepublic void itemStateChanged(ItemEvent e) {//throw new UnsupportedOperationException("Not supported yet.");if(e.getStateChange()==ItemEvent.SELECTED){wynik.append("tak \n");}else{wynik.append("zagraniczny \n");}}});przycisk1.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {//throw new UnsupportedOperationException("Not supported yet.");int co_co=Integer.parseInt(co.getText());String pomo="";String pomo2="";while(co_co!=0){pomo=pomo+String.valueOf(co_co%2);co_co=co_co/2;}for(int i=pomo.length();i>0;i--){pomo2=pomo2+pomo.charAt(i-1);}wynik.append(pomo2);wynik.append("\n");}});przycisk2.addActionListener(new ActionListener() {@Overridepublic void actionPerformed(ActionEvent e) {//throw new UnsupportedOperationException("Not supported yet.");String pomo=co.getText();int pomoint=0;int wynik2=0;// int ddo=Integer.parseInt(pole2.getText());int j=pomo.length()-1;int k=2;for(int i=0;i<pomo.length();i++){pomoint=Integer.parseInt(String.valueOf( pomo.charAt(i)));wynik2=wynik2+(pomoint*((int)Math.pow(2, j)));System.out.println("wynik=");System.out.println(wynik2);System.out.println(pomoint);System.out.println(j);System.out.println(2^j);j--;}wynik.append(String.valueOf(wynik2));}});}}/*//************sort przez wstawienie ***********************************void przez_wst(int tab[]){ //N=wielko???? tablicy zadeklarowana globalnieint e,k;for(int i=1;i<N;i++){e=tab[i];k=i-1;while (k>=0 && tab[k]>e){tab[k+1]=tab[k];k--;}tab[k+1]=e;}}//*****************sort przez wyb??r *****************************void przez_wy(int tab[]){ //N=wielko???? tablicy zadeklarowana globalnieint pmin;int i,j;for(j = 0; j < N - 1; j++){pmin = j;for(i = j + 1; i < N; i++)if(tab[i] < tab[pmin]) pmin = i;swap(tab[pmin], tab[j]);}}//****************sort b??belkowe*************************void buble(int tab[]){ //N=wielko???? tablicy zadeklarowana globalniefor (int j=0; j < N-1; j++){for (int i=0; i < N-j-1; i++){if (tab[i] > tab[i+1]){swap(tab[i], tab[i+1]);}}}}//****************sort szybkie (quicksort)**********************void szybki(int tab[],int a,int b){ //a=index pierwszego element w tablicy b=index ostatniegoint i,j,v;i=a;j=b;v=tab[a];//cout<<"*****"<<endl;do{//cout<<"+++++"<<endl;while (v<tab[i]) i++;while (v>tab[j]) j--;if (i<=j){swap(tab[i],tab[j]);i++;j--;}}while (i<=j);if (a<j)szybki(tab,a,j);if (i<b)szybki(tab,i,b);}*/ [ Pobierz całość w formacie PDF ]

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