jomarko commented on code in PR #3985:
URL:
https://github.com/apache/incubator-kie-tools/pull/3985#discussion_r3880834043
##########
packages/dmn-editor/src/diagram/Palette.tsx:
##########
@@ -107,6 +135,130 @@ export function Palette({ pulse }: { pulse: boolean }) {
const { maxHeight } = useInViewSelect(dmnEditorRootElementRef,
nodesPalletePopoverRef);
+ const panelRef = useRef<HTMLDivElement>(null);
+ const paletteRef = useRef<HTMLDivElement>(null);
+ const submenuRef = useRef<HTMLDivElement>(null);
+ const iconMeasureRef = useRef<HTMLDivElement>(null);
+ const ellipsisButtonRef = useRef<HTMLButtonElement>(null);
+
+ const primaryIcons = useMemo(
+ () => [
+ { nodeType: NODE_TYPES.inputData as NodeType, title:
i18n.nodes.inputData, className: "input-data" },
+ { nodeType: NODE_TYPES.decision as NodeType, title: i18n.nodes.decision,
className: "decision" },
+ { nodeType: NODE_TYPES.bkm as NodeType, title:
i18n.nodes.businessKnowledgeModel, className: "bkm" },
+ {
+ nodeType: NODE_TYPES.knowledgeSource as NodeType,
+ title: i18n.nodes.knowledgeSource,
+ className: "knowledge-source",
+ },
+ {
+ nodeType: NODE_TYPES.decisionService as NodeType,
+ title: i18n.nodes.decisionService,
+ className: "decision-service",
+ },
+ ],
+ [i18n]
+ );
+
+ const totalIcons = primaryIcons.length;
+ const [visibleIconCount, setVisibleIconCount] = useState<number>(totalIcons);
+ const [submenuOpen, setSubmenuOpen] = useState(false);
+
+ const showEllipsis = visibleIconCount < totalIcons;
+
+ const iconHeightRef = useRef(48);
+ const ellipsisHeightRef = useRef(40);
+
+ useEffect(() => {
+ if (iconMeasureRef.current) {
+ const rect = iconMeasureRef.current.getBoundingClientRect();
+ if (rect.height) {
+ iconHeightRef.current = rect.height;
+ }
+ }
+ if (ellipsisButtonRef.current) {
+ const rect = ellipsisButtonRef.current.getBoundingClientRect();
+ if (rect.height) {
+ ellipsisHeightRef.current = rect.height;
+ }
+ }
+ }, [visibleIconCount]);
+
+ useEffect(() => {
+ let animationFrameId: number | null = null;
+ let lastCount = totalIcons;
+
+ const updateVisibleIcons = () => {
+ if (animationFrameId !== null) cancelAnimationFrame(animationFrameId);
+
+ animationFrameId = requestAnimationFrame(() => {
+ if (!panelRef.current || !paletteRef.current) {
+ if (lastCount !== totalIcons) {
+ setVisibleIconCount(totalIcons);
+ lastCount = totalIcons;
+ }
+ return;
+ }
+
+ const newCount = calculateVisibleIconCount(
+ panelRef.current.getBoundingClientRect(),
+ paletteRef.current.getBoundingClientRect(),
+ window.innerHeight,
+ iconHeightRef.current,
+ ellipsisHeightRef.current,
+ totalIcons
+ );
+
+ if (newCount !== lastCount) {
+ setVisibleIconCount(newCount);
+ lastCount = newCount;
+ }
+ });
+ };
+
+ updateVisibleIcons();
+ window.addEventListener("resize", updateVisibleIcons);
+
+ return () => {
+ window.removeEventListener("resize", updateVisibleIcons);
+ if (animationFrameId !== null) cancelAnimationFrame(animationFrameId);
+ };
+ }, [totalIcons]);
+
+ const renderPaletteIcon = useCallback(
Review Comment:
Why do not need we here `TextAnnotation`, `Group`, `Drg Nodes`, `External
Nodes` ?
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