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Code Issues Releases Wiki Activity

Comment and clean up the Window class.

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This commit is contained in:
Danila Fedorin 2017-07-26 19:10:55 -07:00
parent 1b788c0a46
commit 49f6f2d21e
1 changed files with 16 additions and 3 deletions
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19
src/org/nwapw/abacus/window/Window.java
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@ -18,18 +18,27 @@ import java.awt.event.MouseEvent;
public class Window extends JFrame {
private static final String CALC_STRING = "Calculate";
private static final String SELECT_STRING = "Select";
private static final String SYNTAX_ERR_STRING = "Syntax Error";
private static final String EVAL_ERR_STRING = "Evaluation Error";
private static final String NUMBER_SYSTEM_LABEL = "Number Type:";
private static final String FUNCTION_LABEL = "Functions:";
/**
* Array of Strings to which the "calculate" button's text
* changes. For instance, in the graph tab, the name will
* be "Graph" and not "Calculate".
*/
private static final String[] BUTTON_NAMES = {
CALC_STRING,
CALC_STRING
};
private static boolean[] BUTTON_ENABLED = {
/**
* Array of booleans that determine whether the input
* field and the input button are enabled at a particular
* index.
*/
private static boolean[] INPUT_ENABLED = {
true,
false
};
@ -131,6 +140,10 @@ public class Window extends JFrame {
inputField.setText("");
};
/**
* Array of listeners that tell the input button how to behave
* at a given input tab.
*/
private ActionListener[] listeners = {
evaluateListener,
null
@ -205,7 +218,7 @@ public class Window extends JFrame {
pane.add("Settings", settingsPanel);
pane.addChangeListener(e -> {
int selectionIndex = pane.getSelectedIndex();
boolean enabled = BUTTON_ENABLED[selectionIndex];
boolean enabled = INPUT_ENABLED[selectionIndex];
ActionListener listener = listeners[selectionIndex];
inputEnterButton.setText(BUTTON_NAMES[selectionIndex]);
inputField.setEnabled(enabled);