diff options
Diffstat (limited to 'src/GFrame.java')
| -rw-r--r-- | src/GFrame.java | 219 |
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"); + // } + // }); + } +} |