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editor/src/de/sunnix/srpge/editor/window/customswing/ClosableTitledBorder.java
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|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| package de.sunnix.srpge.editor.window.customswing; | ||
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| import javax.swing.*; | ||
| import javax.swing.border.TitledBorder; | ||
| import java.awt.*; | ||
| import java.awt.event.MouseAdapter; | ||
| import java.awt.event.MouseEvent; | ||
| import java.util.function.Consumer; | ||
|
|
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| /** | ||
| * A custom TitledBorder with a close button in the top right corner. | ||
| */ | ||
| public class ClosableTitledBorder extends TitledBorder { | ||
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| private boolean hovered; | ||
| private boolean pressed; | ||
| private int closeX, closeY, size; | ||
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| /** | ||
| * Constructs a ClosableTitledBorder with the specified title. | ||
| * | ||
| * @param title the title to be displayed in the border. | ||
| */ | ||
| public ClosableTitledBorder(String title) { | ||
| super(title); | ||
| } | ||
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| @Override | ||
| public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) { | ||
| super.paintBorder(c, g, x, y, width, height); | ||
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| // Set color based on the state of the close button | ||
| if (pressed) { | ||
| g.setColor(c.getBackground().brighter()); | ||
| } else if (hovered) { | ||
| g.setColor(c.getBackground().darker()); | ||
| } else { | ||
| g.setColor(c.getBackground()); | ||
| } | ||
|
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| // Draw the close button | ||
| size = 14; | ||
| closeX = x - 4 + width - size; | ||
| closeY = y + 1; | ||
| g.fillOval(closeX, closeY, size, size); | ||
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| // Set color for the 'X' mark based on hover state | ||
| g.setColor(hovered ? c.getForeground() : c.getForeground().darker()); | ||
| Graphics2D g2d = (Graphics2D) g; | ||
| Stroke defaultStroke = g2d.getStroke(); | ||
| g2d.setStroke(new BasicStroke(2, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER)); | ||
| g.drawLine(closeX + 4, closeY + 4, closeX + size - 4, closeY + size - 4); | ||
| g.drawLine(closeX + size - 4, closeY + 4, closeX + 4, closeY + size - 4); | ||
| g2d.setStroke(defaultStroke); | ||
| } | ||
|
|
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| /** | ||
| * Checks if the given coordinates intersect with the close button. | ||
| * | ||
| * @param x the x coordinate to check. | ||
| * @param y the y coordinate to check. | ||
| * @return true if the coordinates intersect with the close button, false otherwise. | ||
| */ | ||
| public boolean intersectsClose(int x, int y) { | ||
| return x >= closeX && x <= closeX + size && y >= closeY && y <= closeY + size; | ||
| } | ||
|
|
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| /** | ||
| * Updates the hover state of the close button. | ||
| * | ||
| * @param x the x coordinate of the mouse. | ||
| * @param y the y coordinate of the mouse. | ||
| * @return true if the hover state changed, false otherwise. | ||
| */ | ||
| public boolean refreshHover(int x, int y) { | ||
| boolean isHovered = intersectsClose(x, y); | ||
| boolean changed = this.hovered != isHovered; | ||
| this.hovered = isHovered; | ||
| return changed; | ||
| } | ||
|
|
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| /** | ||
| * Updates the press state of the close button. | ||
| * | ||
| * @param x the x coordinate of the mouse. | ||
| * @param y the y coordinate of the mouse. | ||
| * @param startPress true if the mouse is pressed, false if released. | ||
| * @return true if the close button was pressed, false otherwise. | ||
| */ | ||
| public boolean refreshPress(int x, int y, boolean startPress) { | ||
| boolean isHovered = intersectsClose(x, y); | ||
| boolean wasPressed = !startPress && isHovered && this.pressed; | ||
| this.pressed = startPress && isHovered; | ||
| return wasPressed; | ||
| } | ||
|
|
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| /** | ||
| * Creates a JPanel with a ClosableTitledBorder and attaches the necessary mouse listeners. | ||
| * | ||
| * @param title the title of the border. | ||
| * @param onClosing a Consumer to handle the closing action. | ||
| * @return the created JPanel. | ||
| */ | ||
| public static JPanel createClosableTitledPanel(String title, Consumer<JPanel> onClosing) { | ||
| JPanel panel = new JPanel(); | ||
| ClosableTitledBorder border = new ClosableTitledBorder(title); | ||
| panel.setBorder(border); | ||
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| MouseAdapter ml = new MouseAdapter() { | ||
| @Override | ||
| public void mousePressed(MouseEvent e) { | ||
| border.refreshPress(e.getX(), e.getY(), true); | ||
| panel.repaint(); | ||
| } | ||
|
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| @Override | ||
| public void mouseReleased(MouseEvent e) { | ||
| if (border.refreshPress(e.getX(), e.getY(), false)) | ||
| onClosing.accept(panel); | ||
| panel.repaint(); | ||
| } | ||
|
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| @Override | ||
| public void mouseDragged(MouseEvent e) { | ||
| if (border.refreshHover(e.getX(), e.getY())) | ||
| panel.repaint(); | ||
| } | ||
|
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| @Override | ||
| public void mouseMoved(MouseEvent e) { | ||
| if (border.refreshHover(e.getX(), e.getY())) { | ||
| panel.repaint(); | ||
| } | ||
| } | ||
| }; | ||
|
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| panel.addMouseListener(ml); | ||
| panel.addMouseMotionListener(ml); | ||
| return panel; | ||
| } | ||
| } |
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