import javax.swing.*;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableModel;
import javax.swing.text.BadLocationException;
import javax.swing.text.Document;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class SwingPresenter {
private Main main;
private JPanel mainPanel;
private Map<String, Component> components = new HashMap<>();
private String curScreenId;
public SwingPresenter(Main main, JPanel mainPanel) {
this.main = main;
this.mainPanel = mainPanel;
}
public JPanel getMainPanel() {
return mainPanel;
}
public void screenUpdate(Map<String, Object> prevValue, Map<String, Object> value) {
Map<String, Object> widgets = (Map<String, Object>) value.get("widgets");
boolean layout = (boolean) value.get("layout");
String prevScreenId = (String) prevValue.get("screenId");
curScreenId = (String) value.get("screenId");
if (curScreenId.equals(prevScreenId)) {
return;
}
mainPanel.removeAll();
if (layout) {
mainPanel.setLayout(new FlowLayout());
for (String key : widgets.keySet()) {
String type = (String) ((Map<String, Object>) widgets.get(key)).get("type");
String text = (String) ((Map<String, Object>) widgets.get(key)).get("text");
boolean visible = (boolean) ((Map<String, Object>) widgets.get(key)).get("visible");
int state = (int) ((Map<String, Object>) widgets.get(key)).get("state");
if (type.equals("textInput")) {
JTextField textField = new JTextField(text,10);
mainPanel.add(textField);
components.put(key, textField);
textField.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
@Override
public void removeUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
@Override
public void changedUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
});
} else if (type.equals("label")) {
JLabel label = new JLabel(text);
mainPanel.add(label);
components.put(key, label);
label.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
main.mouseEvent(key, 1);
}
@Override
public void mouseReleased(MouseEvent e) {
main.mouseEvent(key, 0);
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
});
} else if (type.equals("button")) {
JButton button = new JButton(text);
mainPanel.add(button);
components.put(key, button);
button.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
main.mouseEvent(key, 1);
}
@Override
public void mouseReleased(MouseEvent e) {
main.mouseEvent(key, 0);
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
});
} else if (type.equals("table")) {
Map<String, Map<String, Object>> data = (Map<String, Map<String, Object>>) ((Map<String, Object>) widgets.get(key)).get("data");
List<String> columns = (List<String>) ((Map<String, Object>) widgets.get(key)).get("columns");
String primaryKeyName = (String) ((Map<String, Object>) widgets.get(key)).get("primaryKeyName");
boolean primaryKeyVisible = !primaryKeyName.equals("");
int colNum = columns.size() + (primaryKeyVisible ? 1 : 0);
String[] columnsData = new String[colNum];
String[][] tableData = new String[data.keySet().size()][colNum];
if(primaryKeyVisible) {
columnsData[0] = primaryKeyName;
for(int i = 1; i < colNum; i++) {
columnsData[i] = columns.get(i - 1);
}
} else {
for(int i = 0; i < colNum; i++) {
columnsData[i] = columns.get(i);
}
}
int rowCount = 0;
for(String dataKey : data.keySet()) {
Map<String, Object> rowData = data.get(dataKey);
if(primaryKeyVisible) {
tableData[rowCount][0] = dataKey;
for(int j = 1; j < columnsData.length; j++) {
Object cellValue = rowData.get(columnsData[j]);
if(cellValue == null) {
tableData[rowCount][j] = "error";
} else {
tableData[rowCount][j] = rowData.get(columnsData[j]).toString();
}
}
} else {
for(int j = 0; j < columnsData.length; j++) {
Object cellValue = rowData.get(columnsData[j]);
if(cellValue == null) {
tableData[rowCount][j] = "error";
} else {
tableData[rowCount][j] = rowData.get(columnsData[j]).toString();
}
}
}
rowCount++;
}
DefaultTableModel tableModel = new DefaultTableModel(tableData, columnsData);
JTable table = new JTable(tableModel);
table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
ListSelectionModel selectionModel = table.getSelectionModel();
selectionModel.addListSelectionListener(new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
if (!e.getValueIsAdjusting()) {
int selectedRow = table.getSelectedRow();
main.mouseEvent(key, selectedRow);
if (selectedRow != -1) {
main.textEvent(key, table.getValueAt(selectedRow, 0).toString());
} else {
main.textEvent(key, null);
}
}
}
});
JScrollPane scroll = new JScrollPane(table);
mainPanel.add(scroll);
components.put(key, table);
}
}
} else {
mainPanel.setLayout(null);
for (String key : widgets.keySet()) {
String type = (String) ((Map<String, Object>) widgets.get(key)).get("type");
int y = (int) ((Map<String, Object>) widgets.get(key)).get("y");
int x = (int) ((Map<String, Object>) widgets.get(key)).get("x");
int height = (int) ((Map<String, Object>) widgets.get(key)).get("height");
String text = (String) ((Map<String, Object>) widgets.get(key)).get("text");
boolean visible = (boolean) ((Map<String, Object>) widgets.get(key)).get("visible");
int width = (int) ((Map<String, Object>) widgets.get(key)).get("width");
int state = (int) ((Map<String, Object>) widgets.get(key)).get("state");
if (type.equals("textInput")) {
JTextField textField = new JTextField(text,10);
textField.setLocation(x, y);
textField.setSize(width, height);
mainPanel.add(textField);
components.put(key, textField);
textField.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
@Override
public void removeUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
@Override
public void changedUpdate(DocumentEvent e) {
Document d = e.getDocument();
try {
String text = d.getText(0, d.getLength());
main.textEvent(key, text);
} catch (BadLocationException ex) {
throw new RuntimeException(ex);
}
}
});
} else if (type.equals("label")) {
JLabel label = new JLabel(text);
label.setLocation(x, y);
label.setSize(width, height);
mainPanel.add(label);
components.put(key, label);
label.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
main.mouseEvent(key, 1);
}
@Override
public void mouseReleased(MouseEvent e) {
main.mouseEvent(key, 0);
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
});
} else if (type.equals("button")) {
JButton button = new JButton(text);
button.setLocation(x, y);
button.setSize(width, height);
mainPanel.add(button);
components.put(key, button);
button.addMouseListener(new MouseListener() {
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
main.mouseEvent(key, 1);
}
@Override
public void mouseReleased(MouseEvent e) {
main.mouseEvent(key, 0);
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
});
} else if (type.equals("table")) {
Map<String, Map<String, Object>> data = (Map<String, Map<String, Object>>) ((Map<String, Object>) widgets.get(key)).get("data");
List<String> columns = (List<String>) ((Map<String, Object>) widgets.get(key)).get("columns");
String primaryKeyName = (String) ((Map<String, Object>) widgets.get(key)).get("primaryKeyName");
boolean primaryKeyVisible = !primaryKeyName.equals("");
int colNum = columns.size() + (primaryKeyVisible ? 1 : 0);
String[] columnsData = new String[colNum];
String[][] tableData = new String[data.keySet().size()][colNum];
if(primaryKeyVisible) {
columnsData[0] = primaryKeyName;
for(int i = 1; i < colNum; i++) {
columnsData[i] = columns.get(i - 1);
}
} else {
for(int i = 0; i < colNum; i++) {
columnsData[i] = columns.get(i);
}
}
int rowCount = 0;
for(String dataKey : data.keySet()) {
Map<String, Object> rowData = data.get(dataKey);
if(primaryKeyVisible) {
tableData[rowCount][0] = dataKey;
for(int j = 1; j < columnsData.length; j++) {
Object cellValue = rowData.get(columnsData[j]);
if(cellValue == null) {
tableData[rowCount][j] = "error";
} else {
tableData[rowCount][j] = rowData.get(columnsData[j]).toString();
}
}
} else {
for(int j = 0; j < columnsData.length; j++) {
Object cellValue = rowData.get(columnsData[j]);
if(cellValue == null) {
tableData[rowCount][j] = "error";
} else {
tableData[rowCount][j] = rowData.get(columnsData[j]).toString();
}
}
}
rowCount++;
}
DefaultTableModel tableModel = new DefaultTableModel(tableData, columnsData);
JTable table = new JTable(tableModel);
table.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
ListSelectionModel selectionModel = table.getSelectionModel();
selectionModel.addListSelectionListener(new ListSelectionListener() {
@Override
public void valueChanged(ListSelectionEvent e) {
if (!e.getValueIsAdjusting()) {
int selectedRow = table.getSelectedRow();
main.mouseEvent(key, selectedRow);
if (selectedRow != -1) {
main.textEvent(key, table.getValueAt(selectedRow, 0).toString());
} else {
main.textEvent(key, null);
}
}
}
});
JScrollPane scroll = new JScrollPane(table);
scroll.setLocation(x, y);
scroll.setSize(width, height);
mainPanel.add(scroll);
components.put(key, table);
}
}
}
mainPanel.invalidate();
mainPanel.validate();
mainPanel.repaint();
}
public void setX(String wid, int x) {
int y = components.get(wid).getY();
components.get(wid).setLocation(x, y);
}
public void setY(String wid, int y) {
int x = components.get(wid).getX();
components.get(wid).setLocation(x, y);
}
public void setText(String wid, String text) {
Component widget = components.get(wid);
if (widget instanceof JButton) {
((JButton) widget).setText(text);
} else if (widget instanceof JLabel) {
((JLabel) widget).setText(text);
} else if (widget instanceof JTextField) {
((JTextField) widget).setText(text);
}
}
public void setVisible(String wid, boolean visible) {
components.get(wid).setVisible(visible);
}
public void setTable(String scId, String wid, Map<String, Map<String, Object>> data) {
if (curScreenId == null || !curScreenId.equals(scId)) return;
if (!(components.get(wid) instanceof JTable)) return;
JTable table = (JTable) components.get(wid);
DefaultTableModel tableModel = (DefaultTableModel) table.getModel();
tableModel.setRowCount(0);
int i = 0;
for(String dataKey : data.keySet()) {
Map<String, Object> rowData = data.get(dataKey);
tableModel.addRow(new Object[tableModel.getColumnCount()]);
for (int j = 0; j < tableModel.getColumnCount(); j++) {
String column = tableModel.getColumnName(j);
if (rowData.get(column) == null) {
tableModel.setValueAt(dataKey, i, j);
} else {
tableModel.setValueAt(rowData.get(column), i, j);
}
}
i++;
}
table.setModel(tableModel);
}
public void setLayout(boolean layout) {
if (layout) {
mainPanel.setLayout(new FlowLayout());
} else {
mainPanel.setLayout(null);
}
}
}
