Show servers' icons on bookmarks, and their host button in the toolbar's corner

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-01 22:28:35 +00:00
parent cf1db61a4a
commit 2c1b37ee30
20 changed files with 419 additions and 30 deletions
--- a/ts3-client/swing/src/main/java/com/ts3client/ui/HostButtonView.java
+++ b/ts3-client/swing/src/main/java/com/ts3client/ui/HostButtonView.java
@@ -0,0 +1,74 @@
+package com.ts3client.ui;
+
+import com.formdev.flatlaf.util.UIScale;
+import com.ts3client.net.HostButton;
+import com.ts3client.net.PictureDownloads;
+
+import javax.swing.ImageIcon;
+import javax.swing.JButton;
+import javax.swing.SwingUtilities;
+import java.awt.Image;
+import java.io.File;
+import java.util.Objects;
+
+/**
+ * The server's host button in the toolbar's corner: its own picture, fitted to the
+ * toolbar's height, or TeamSpeak's host button icon while there is none (yet).
+ */
+final class HostButtonView extends JButton {
+
+    /** Keeps a banner-shaped picture from crowding out the rest of the toolbar. */
+    private static final int MAX_ASPECT = 6;
+
+    private final PictureDownloads pictures;
+    private final Runnable onPictureLoaded = () -> SwingUtilities.invokeLater(this::refreshIcon);
+    private HostButton shown;
+
+    HostButtonView(PictureDownloads pictures) {
+        this.pictures = pictures;
+        setVisible(false);
+        addActionListener(e -> {
+            if (shown != null && !shown.url().isEmpty()) Links.open(shown.url(), this);
+        });
+    }
+
+    /** @param button the selected server's, or {@code null} to hide it */
+    void show(HostButton button) {
+        if (Objects.equals(button, shown)) return;
+        shown = button;
+        setVisible(button != null);
+        if (button == null) return;
+        setToolTipText(!button.tooltip().isEmpty() ? button.tooltip() : button.url().isEmpty() ? null : button.url());
+        refreshIcon();
+    }
+
+    @Override
+    public void addNotify() {
+        super.addNotify();
+        pictures.addListener(onPictureLoaded);
+    }
+
+    @Override
+    public void removeNotify() {
+        pictures.removeListener(onPictureLoaded);
+        super.removeNotify();
+    }
+
+    private void refreshIcon() {
+        if (shown == null) return;
+        ImageIcon picture = shown.gfxUrl().isEmpty() ? null : picture(pictures.get(shown.gfxUrl()));
+        setIcon(picture != null ? picture : Icons.of("HOSTER_BUTTON", UIScale.scale(IconTheme.TOOLBAR_SIZE)));
+    }
+
+    private static ImageIcon picture(File file) {
+        if (file == null) return null;
+        ImageIcon icon = new ImageIcon(file.getPath());
+        int w = icon.getIconWidth();
+        int h = icon.getIconHeight();
+        if (w <= 0 || h <= 0) return null;
+        int height = UIScale.scale(IconTheme.TOOLBAR_SIZE);
+        int width = Math.min(Math.max(1, Math.round((float) w * height / h)), height * MAX_ASPECT);
+        if (w == width && h == height) return icon;
+        return new ImageIcon(icon.getImage().getScaledInstance(width, height, Image.SCALE_SMOOTH));
+    }
+}