1 files changed, 122 insertions, 0 deletions
diff --git a/source/ui/InfoView.mc b/source/ui/InfoView.mc
new file mode 100644
index 0000000..3b75764
--- /dev/null
+++ b/source/ui/InfoView.mc
@@ -0,0 +1,122 @@
+// Author:  cirakg & claude ai
+// Summary: A scrollable text screen with a title: settings results, entry IDs, clock status, about, errors.
+
+import Toybox.Graphics;
+import Toybox.Lang;
+import Toybox.WatchUi;
+
+class InfoView extends WatchUi.View {
+
+    private var _title as String;
+    private var _text as Array<String>;
+    private var _screen as String;
+    private var _lines as Array<String>? = null; // wrapped, on first draw
+    private var _first as Number = 0;
+    private var _visible as Number = 1;
+    private var _shownLogged as Boolean = false;
+
+    // screen names the view in "DIAG shown" lines for UI scripts.
+    function initialize(title as String, text as Array<String>, screen as String) {
+        View.initialize();
+        _title = title;
+        _text = text;
+        _screen = screen;
+    }
+
+    function onShow() as Void {
+        _shownLogged = false;
+    }
+
+    // Scroll by delta lines; returns false when already at that end.
+    function scroll(delta as Number) as Boolean {
+        var lines = _lines;
+        if (lines == null) {
+            return false;
+        }
+        var max = lines.size() - _visible > 0 ? lines.size() - _visible : 0;
+        var next = _first + delta;
+        next = next < 0 ? 0 : (next > max ? max : next);
+        if (next == _first) {
+            return false;
+        }
+        _first = next;
+        WatchUi.requestUpdate();
+        return true;
+    }
+
+    function onUpdate(dc as Graphics.Dc) as Void {
+        Ui.clear(dc);
+        var w = dc.getWidth();
+        var h = dc.getHeight();
+        var font = Graphics.FONT_XTINY;
+        var lineH = dc.getFontHeight(font);
+        var y = Ui.isRound() ? h / 8 : 6;
+        dc.setColor(Ui.accent(), Graphics.COLOR_TRANSPARENT);
+        dc.drawText(w / 2, y, Graphics.FONT_SMALL, Ui.fit(dc, _title, Graphics.FONT_SMALL, 2 * Ui.halfWidthAt(dc, y)),
+            Graphics.TEXT_JUSTIFY_CENTER);
+        y += dc.getFontHeight(Graphics.FONT_SMALL) + 4;
+        var bottom = Ui.isRound() ? h - h / 10 : h - 4;
+        var lines = _lines;
+        if (lines == null) {
+            // Wrap to the narrowest width the text area has.
+            var width = 2 * Ui.halfWidthBetween(dc, y, bottom) - 8;
+            lines = [] as Array<String>;
+            for (var i = 0; i < _text.size(); i++) {
+                lines.addAll(Ui.wrap(dc, _text[i], font, width));
+            }
+            _lines = lines;
+        }
+        _visible = (bottom - y) / lineH;
+        dc.setColor(Ui.fg(), Graphics.COLOR_TRANSPARENT);
+        for (var i = _first; i < lines.size() && i < _first + _visible; i++) {
+            dc.drawText(w / 2, y, font, lines[i], Graphics.TEXT_JUSTIFY_CENTER);
+            y += lineH;
+        }
+        if (_first + _visible < lines.size()) {
+            var cx = w / 2;
+            dc.setColor(Ui.dim(), Graphics.COLOR_TRANSPARENT);
+            dc.fillPolygon([[cx - 6, bottom], [cx + 6, bottom], [cx, bottom + 6]] as Array<Graphics.Point2D>);
+        }
+        if (!_shownLogged) {
+            _shownLogged = true;
+            Diag.shown(_screen);
+        }
+    }
+}
+
+// Input on a text screen: scroll, BACK closes (and leaves the app when this
+// is the only screen, as for start-up errors).
+class InfoDelegate extends WatchUi.BehaviorDelegate {
+
+    function initialize() {
+        BehaviorDelegate.initialize();
+    }
+
+    private function view() as InfoView? {
+        var current = WatchUi.getCurrentView()[0];
+        return current instanceof InfoView ? current : null;
+    }
+
+    function onNextPage() as Boolean {
+        AppState.activity();
+        var v = view();
+        if (v != null) {
+            v.scroll(3);
+        }
+        return true;
+    }
+
+    function onPreviousPage() as Boolean {
+        AppState.activity();
+        var v = view();
+        if (v != null) {
+            v.scroll(-3);
+        }
+        return true;
+    }
+
+    function onBack() as Boolean {
+        AppState.activity();
+        return false;
+    }
+}