add build script

1 files changed, 219 insertions, 0 deletions

diff --git a/src/GFrame.java b/src/GFrame.java
new file mode 100644
index 0000000..f03c154
--- /dev/null
+++ b/src/GFrame.java
@@ -0,0 +1,219 @@
+/*
+* TODO:
+* Item positions are hard coded, make them dynamic
+* so that window can be set to resizable.
+*/
+
+import java.util.Vector;
+import javax.swing.*;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Font;
+import java.awt.Insets;
+import java.awt.event.*;
+import java.awt.*;
+import javax.swing.border.Border;
+import java.text.DecimalFormat;
+
+class RoundBtn implements Border {
+    private int r;
+
+    RoundBtn(int r) {
+        this.r = r;
+    }
+
+    public Insets getBorderInsets(Component c) {
+        return new Insets(this.r + 1, this.r + 1, this.r + 2, this.r);
+    }
+
+    public boolean isBorderOpaque() {
+        return true;
+    }
+
+    public void paintBorder(Component c, Graphics g, int x, int y,
+            int width, int height) {
+        g.drawRoundRect(x, y, width - 1, height - 1, r, r);
+    }
+}
+
+public class GFrame extends JFrame {
+    Parser p;
+    JTextField tf;
+
+    private JButton newButton(String text, int d1, int d2, int d3, int d4) {
+        JButton b = new JButton();
+        // b.setBackground(Color.decode("#F78361"));
+        b.setBackground(Color.decode("#2B2B2B"));
+        b.setForeground(Color.decode("#e5e5e5"));
+        b.setFont((new Font("Times New Roman", Font.PLAIN, 20)));
+        b.setBounds(d1, d2, d3, d4);
+        b.setBorder(new RoundBtn(15));
+        b.setText(text);
+        return b;
+    }
+
+    private void actionAdderForTextField(JButton b, String val) {
+        b.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                tf.setText(tf.getText() + val);
+            }
+        });
+
+    }
+
+    GFrame(String title) {
+        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        this.setTitle(title);
+        this.getContentPane().setBackground(Color.decode("#111111"));
+        this.setResizable(false);
+
+        // Text Field
+        tf = new JTextField();
+        tf.setBackground(Color.decode("#2B2B2B"));
+        tf.setForeground(Color.decode("#e5e5e5"));
+        tf.setMargin(new Insets(0, 10, 0, 10));
+        tf.setBounds(40, 50, 310, 40);
+        tf.setFont((new Font("Times New Roman", Font.PLAIN, 20)));
+        tf.setBorder(new RoundBtn(5));
+
+        // History Text Field
+        History history = new History();
+        JTextArea tHist = new JTextArea();
+        tHist.setBounds(380, 50, 200, 240);
+        tHist.setEditable(false);
+        tHist.setBorder(new RoundBtn(5));
+        tHist.setBackground(Color.decode("#2B2B2B"));
+        tHist.setForeground(Color.decode("#e5e5e5"));
+        tHist.setFont((new Font("Times New Roman", Font.PLAIN, 20)));
+        tHist.setBorder(new RoundBtn(5));
+        tHist.setMargin(new Insets(0, 10, 0, 10));
+
+        // Buttons
+        JButton bEval = newButton("=", 250, 100, 100, 40);
+        JButton bClear = newButton("CL", 180, 100, 60, 40);
+        JButton bClearHistory = newButton("Clear History", 380, 300, 200, 40);
+        JButton bAdd = newButton("+", 250, 300, 100, 40);
+        JButton bSub = newButton("-", 250, 250, 100, 40);
+        JButton bMul = newButton("x", 250, 200, 100, 40);
+        JButton bDiv = newButton("%", 250, 150, 100, 40);
+        JButton bCut = newButton("", 180, 300, 60, 40);
+        bCut.setFont(new Font("JetBrainsMono Nerd Font", Font.PLAIN, 20));
+        JButton bRightPar = newButton(")", 110, 100, 60, 40);
+        JButton bLeftPar = newButton("(", 40, 100, 60, 40);
+        JButton bDoubleZero = newButton("00", 40, 300, 60, 40);
+        JButton bZero = newButton("0", 110, 300, 60, 40);
+        JButton bOne = newButton("1", 40, 250, 60, 40);
+        JButton bTwo = newButton("2", 110, 250, 60, 40);
+        JButton bThree = newButton("3", 180, 250, 60, 40);
+        JButton bFour = newButton("4", 40, 200, 60, 40);
+        JButton bFive = newButton("5", 110, 200, 60, 40);
+        JButton bSix = newButton("6", 180, 200, 60, 40);
+        JButton bSeven = newButton("7", 40, 150, 60, 40);
+        JButton bEight = newButton("8", 110, 150, 60, 40);
+        JButton bNine = newButton("9", 180, 150, 60, 40);
+
+        // Add the buttons to the Frame
+        this.add(bEval);
+        this.add(bClear);
+        this.add(bClearHistory);
+        this.add(bAdd);
+        this.add(bSub);
+        this.add(bMul);
+        this.add(bDiv);
+        this.add(bCut);
+        this.add(bRightPar);
+        this.add(bLeftPar);
+        this.add(bDoubleZero);
+        this.add(bZero);
+        this.add(bOne);
+        this.add(bTwo);
+        this.add(bThree);
+        this.add(bFour);
+        this.add(bFive);
+        this.add(bSix);
+        this.add(bSeven);
+        this.add(bEight);
+        this.add(bNine);
+        this.add(tf);
+        this.add(tHist);
+        this.setSize(600, 400);
+        this.setLayout(null);
+        this.setVisible(true);
+
+        JLabel label = new JLabel("Enter Expression: ");
+        label.setFont((new Font("Times New Roman", Font.PLAIN, 20)));
+        label.setBounds(40, 20, 150, 40);
+        label.setForeground(Color.decode("#e5e5e5"));
+        this.add(label);
+
+        // ActionsListeners
+        bEval.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                if (tf.getText().length() != 0) {
+                    String expression = tf.getText();
+                    DecimalFormat format = new DecimalFormat();
+                    p = new Parser(tf.getText());
+                    String formattedResult = format.format(p.eval());
+                    tf.setText(formattedResult);
+
+                    tHist.setText("");
+                    Vector<String> s = history.getHistory();
+                    s.add(expression + " = " + formattedResult);
+                    for (int i = 0; i < s.size(); i++) {
+                        // tHist.setText(new String(s.get(i).concat(tHist.getText())).concat("\n"));
+                        tHist.append(s.get(i));
+                        tHist.append("\n");
+                    }
+
+                } else {
+                    tf.setText("No input");
+                }
+            }
+        });
+
+        // Common actions that just appends the symbols to the text field
+        actionAdderForTextField(bAdd, "+");
+        actionAdderForTextField(bSub, "-");
+        actionAdderForTextField(bMul, "*");
+        actionAdderForTextField(bDiv, "/");
+        actionAdderForTextField(bRightPar, ")");
+        actionAdderForTextField(bLeftPar, "(");
+        actionAdderForTextField(bDoubleZero, "00");
+        actionAdderForTextField(bZero, "0");
+        actionAdderForTextField(bOne, "1");
+        actionAdderForTextField(bTwo, "2");
+        actionAdderForTextField(bThree, "3");
+        actionAdderForTextField(bFour, "4");
+        actionAdderForTextField(bFive, "5");
+        actionAdderForTextField(bSix, "6");
+        actionAdderForTextField(bSeven, "7");
+        actionAdderForTextField(bEight, "8");
+        actionAdderForTextField(bNine, "9");
+
+        bClear.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                tf.setText("");
+            }
+        });
+
+        bClearHistory.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                history.clearHistory();
+                tHist.setText("");
+            }
+        });
+
+        bCut.addActionListener(new ActionListener() {
+            public void actionPerformed(ActionEvent e) {
+                String text = tf.getText();
+                tf.setText(text.substring(0, text.length() - 1));
+            }
+        });
+
+        // bOne.addActionListener(new ActionListener() {
+        // public void actionPerformed(ActionEvent e) {
+        // tf.setText(tf.getText() + "1");
+        // }
+        // });
+    }
+}