|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 |
import javax.swing.*; import java.awt.*; import java.awt.event.*; public class ornek1 implements ActionListener { DefaultListModel<String> lad, lvize, lfinal, lort, lharf; JList<String> jls1, jls2, jls3, jls4, jls5; JTextField jtf_ad, jtf_vize, jtf_final; JLabel jlab_gec, jlab_kal; String[] harfler = { "AA", "BA", "BB", "CB", "CC", "DC", "DD", "FD" }; int[] sinirlar = { 90, 80, 70, 60, 50, 40, 35, 30 }; public ornek1() { JFrame jfrm = new JFrame("Hafta-4, Not Listesi"); jfrm.setSize(550, 240); jfrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); jfrm.setLayout(new GridLayout(1, 5)); JPanel jpn = new JPanel(); jfrm.add(jpn); JLabel jlab = new JLabel("Ad"); jpn.add(jlab); lad = new DefaultListModel<String>(); jls1 = new JList<String>(lad); JScrollPane jscp1 = new JScrollPane(jls1); jscp1.setPreferredSize(new Dimension(100, 130)); jpn.add(jscp1); jtf_ad = new JTextField(9); jpn.add(jtf_ad); JButton jbtn = new JButton("Ekle"); jbtn.setActionCommand("ekle"); jbtn.addActionListener(this); jpn.add(jbtn); jpn = new JPanel(); jfrm.add(jpn); jlab = new JLabel("Vize"); jpn.add(jlab); lvize = new DefaultListModel<String>(); jls2 = new JList<String>(lvize); jscp1 = new JScrollPane(jls2); jscp1.setPreferredSize(new Dimension(100, 130)); jpn.add(jscp1); jtf_vize = new JTextField(9); jpn.add(jtf_vize); jbtn = new JButton("Sil"); jbtn.addActionListener(this); jpn.add(jbtn); jpn = new JPanel(); jfrm.add(jpn); jlab = new JLabel("Final"); jpn.add(jlab); lfinal = new DefaultListModel<String>(); jls3 = new JList<String>(lfinal); jscp1 = new JScrollPane(jls3); jscp1.setPreferredSize(new Dimension(100, 130)); jpn.add(jscp1); jtf_final = new JTextField(9); jpn.add(jtf_final); jpn = new JPanel(); jfrm.add(jpn); jlab = new JLabel("Ortalama"); jpn.add(jlab); lort = new DefaultListModel<String>(); jls4 = new JList<String>(lort); jscp1 = new JScrollPane(jls4); jscp1.setPreferredSize(new Dimension(100, 130)); jpn.add(jscp1); jlab_gec = new JLabel("Geçen: 0"); jpn.add(jlab_gec); jpn = new JPanel(); jfrm.add(jpn); jlab = new JLabel("Harf"); jpn.add(jlab); lharf = new DefaultListModel<String>(); jls5 = new JList<String>(lharf); jscp1 = new JScrollPane(jls5); jscp1.setPreferredSize(new Dimension(100, 130)); jpn.add(jscp1); jlab_kal = new JLabel("Kalan: 0"); jpn.add(jlab_kal); jfrm.setVisible(true); } @Override public void actionPerformed(ActionEvent ae) { if (ae.getActionCommand().equals("ekle")) { // ekleme try { if (jtf_ad.getText().length() > 0 && jtf_vize.getText().length() > 0 && jtf_final.getText().length() > 0) { int vizenot = Integer.parseInt(jtf_vize.getText()); int finalnot = Integer.parseInt(jtf_final.getText()); if (vizenot >= 0 && vizenot <= 100 && finalnot >= 0 && finalnot <= 100) { double ort = vizenot * 0.4 + finalnot * 0.6; int not_ort = (int) Math.round(ort); // yuvarlama lad.addElement(jtf_ad.getText()); lvize.addElement(jtf_vize.getText()); lfinal.addElement(jtf_final.getText()); lort.addElement(ort + ""); lharf.addElement(harfhesapla(not_ort)); jtf_ad.setText(""); jtf_vize.setText(""); jtf_final.setText(""); } } } catch (Exception ex) { } } else { // silme int secilen=jls1.getSelectedIndex(); if(secilen>-1) { lad.remove(secilen); lvize.remove(secilen); lfinal.remove(secilen); lort.remove(secilen); lharf.remove(secilen); } } gecenkalan(); } private void gecenkalan() { int gecen=0; int kalan=0; for(int i=0;i<lort.size();i++) { double ort = Double.parseDouble(lort.get(i)); int not_ort=(int)Math.round(ort); if(not_ort>=50) gecen++; else kalan++; } jlab_gec.setText("Geçen: "+gecen); jlab_kal.setText("Kalan: "+kalan); } private String harfhesapla(int ort) { for (int i = 0; i < sinirlar.length; i++) { if (ort >= sinirlar[i]) return harfler[i]; } return "FF"; } public static void main(String[] args) { new ornek1(); } } |
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 |
import java.awt.event.*; import java.awt.*; import java.util.Arrays; import javax.swing.*; public class ornek2 implements ActionListener { JRadioButton[] jrb = new JRadioButton[6]; JTextField jtf; String[] hex = { "A", "B", "C", "D", "E", "F" }; public ornek2() { JFrame jfrm = new JFrame("Hafta-4, Dönüşüm"); jfrm.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); jfrm.setLayout(new FlowLayout()); jfrm.setSize(200, 200); jtf = new JTextField(15); jfrm.add(jtf); String[] icerik = { "İkilik", "Onluk", "Onaltılık" }; JPanel jpn = new JPanel(); jpn.setLayout(new GridLayout(3, 2)); jfrm.add(jpn); ButtonGroup bg1 = new ButtonGroup(); ButtonGroup bg2 = new ButtonGroup(); for (int i = 0; i < 3; i++) { jrb[i] = new JRadioButton(icerik[i]); bg1.add(jrb[i]); jpn.add(jrb[i]); jrb[i + 3] = new JRadioButton(icerik[i]); bg2.add(jrb[i + 3]); jpn.add(jrb[i + 3]); } jrb[0].setSelected(true); jrb[3].setSelected(true); JButton jbtn = new JButton("Dönüştür"); jbtn.addActionListener(this); jfrm.add(jbtn); jfrm.setVisible(true); } @Override public void actionPerformed(ActionEvent e) { int[] secilen = { 0, 0 }; int k = 0; for (int i = 0; i < jrb.length; i++) { if (jrb[i].isSelected()) secilen[k++] = i; } if (jtf.getText().length() > 0) { String veri = jtf.getText().toUpperCase(); if (!kontrol(secilen[0], veri)) JOptionPane.showMessageDialog(null, "Girilen sayı seçilen formata uygun değil"); else { String sonuc = ""; if (secilen[0] == 0 && secilen[1] == 4) { // ikilik --> onluk sonuc = bin2dec(veri); } if (secilen[0] == 1 && secilen[1] == 3) { // onluk --> ikilik sonuc = dec2bin(veri); } if (secilen[0] == 1 && secilen[1] == 5) { // onluk --> onaltilik sonuc = dec2hex(veri); } if (secilen[0] == 2 && secilen[1] == 4) { // onaltilik --> onluk sonuc = hex2dec(veri); } if (secilen[0] == 0 && secilen[1] == 5) { // ikilik --> onaltilik sonuc = bin2dec(veri); sonuc = dec2hex(sonuc); } if (secilen[0] == 2 && secilen[1] == 3) { //onaltilik --> ikilik sonuc = hex2dec(veri); sonuc = dec2bin(sonuc); } jtf.setText(sonuc); } } } private String hex2dec(String deger) { int sonuc = 0; for (int index = 0; index < deger.length(); index++) { int ind = Arrays.binarySearch(hex, (deger.charAt(index) + "")); int sayi = 0; if (ind > -1) sayi = 10 + ind; else sayi = Integer.parseInt(deger.charAt(index) + ""); sonuc += sayi * (int) Math.pow(16, deger.length() - index - 1); } return sonuc + ""; } private String dec2hex(String deger) { String sonuc = ""; int veri = Integer.parseInt(deger); while (veri > 0) { int kalan = veri % 16; veri = (veri - kalan) / 16; if (kalan > 9) sonuc = hex[kalan % 10] + sonuc; else sonuc = kalan + sonuc; } return sonuc; } private String dec2bin(String deger) { String sonuc = ""; int veri = Integer.parseInt(deger); while (veri > 0) { int kalan = veri % 2; veri = (veri - kalan) / 2; sonuc = kalan + sonuc; } return sonuc; } private String bin2dec(String deger) { int sonuc = 0; for (int index = 0; index < deger.length(); index++) { int sayi = Integer.parseInt(deger.charAt(index) + ""); sonuc += sayi * (int) Math.pow(2, deger.length() - index - 1); } return sonuc + ""; } private boolean kontrol(int tip, String deger) { boolean durum = true; for (int index = 0; index < deger.length(); index++) { String veri = deger.charAt(index) + ""; if (tip == 0) { if (!(veri.equals("0") || veri.equals("1"))) return false; } else if (tip == 1) { try { Integer.parseInt(veri); // sayiya donustur donusmezse sayi // degil } catch (Exception ex) { return false; } } else { // onaltilik if (!(veri.equals("A") || veri.equals("B") || veri.equals("C") || veri.equals("D") || veri.equals("E") || veri .equals("F"))) { try { Integer.parseInt(veri); // sayiya donustur donusmezse // sayi // degil } catch (Exception ex) { return false; } } } } return durum; } public static void main(String[] args) { new ornek2(); } } |
teşekkürler.
java 1 hafta 4 ü de koyabilirseniz çok iyi olur hocam
sınıfta yapılan örneği ekliyorum, diğer uygulamalar blogda mevcut