'init'

src/components/bpmnProcessDesigner/package/designer/plugins/content-pad/contentPadProvider.js

@@ -0,0 +1,390 @@
+import { assign, forEach, isArray } from "min-dash";
+
+import { is } from "bpmn-js/lib/util/ModelUtil";
+
+import { isExpanded, isEventSubProcess } from "bpmn-js/lib/util/DiUtil";
+
+import { isAny } from "bpmn-js/lib/features/modeling/util/ModelingUtil";
+
+import { getChildLanes } from "bpmn-js/lib/features/modeling/util/LaneUtil";
+
+import { hasPrimaryModifier } from "diagram-js/lib/util/Mouse";
+
+/**
+ * A provider for BPMN 2.0 elements context pad
+ */
+export default function ContextPadProvider(
+  config,
+  injector,
+  eventBus,
+  contextPad,
+  modeling,
+  elementFactory,
+  connect,
+  create,
+  popupMenu,
+  canvas,
+  rules,
+  translate,
+  elementRegistry
+) {
+  config = config || {};
+
+  contextPad.registerProvider(this);
+
+  this._contextPad = contextPad;
+
+  this._modeling = modeling;
+
+  this._elementFactory = elementFactory;
+  this._connect = connect;
+  this._create = create;
+  this._popupMenu = popupMenu;
+  this._canvas = canvas;
+  this._rules = rules;
+  this._translate = translate;
+
+  if (config.autoPlace !== false) {
+    this._autoPlace = injector.get("autoPlace", false);
+  }
+
+  eventBus.on("create.end", 250, function(event) {
+    const context = event.context,
+      shape = context.shape
+
+    if (!hasPrimaryModifier(event) || !contextPad.isOpen(shape)) {
+      return;
+    }
+
+    const entries = contextPad.getEntries(shape)
+
+    if (entries.replace) {
+      entries.replace.action.click(event, shape);
+    }
+  });
+}
+
+ContextPadProvider.$inject = [
+  "config.contextPad",
+  "injector",
+  "eventBus",
+  "contextPad",
+  "modeling",
+  "elementFactory",
+  "connect",
+  "create",
+  "popupMenu",
+  "canvas",
+  "rules",
+  "translate",
+  "elementRegistry"
+];
+
+ContextPadProvider.prototype.getContextPadEntries = function(element) {
+  const contextPad = this._contextPad,
+    modeling = this._modeling,
+    elementFactory = this._elementFactory,
+    connect = this._connect,
+    create = this._create,
+    popupMenu = this._popupMenu,
+    canvas = this._canvas,
+    rules = this._rules,
+    autoPlace = this._autoPlace,
+    translate = this._translate
+
+  const actions = {}
+
+  if (element.type === "label") {
+    return actions;
+  }
+
+  const businessObject = element.businessObject
+
+  function startConnect(event, element) {
+    connect.start(event, element);
+  }
+
+  function removeElement() {
+    modeling.removeElements([element]);
+  }
+
+  function getReplaceMenuPosition(element) {
+    const Y_OFFSET = 5
+
+    const diagramContainer = canvas.getContainer(),
+      pad = contextPad.getPad(element).html
+
+    const diagramRect = diagramContainer.getBoundingClientRect(),
+      padRect = pad.getBoundingClientRect()
+
+    const top = padRect.top - diagramRect.top
+    const left = padRect.left - diagramRect.left
+
+    const pos = {
+      x: left,
+      y: top + padRect.height + Y_OFFSET
+    }
+
+    return pos;
+  }
+
+  /**
+   * Create an append action
+   *
+   * @param {string} type
+   * @param {string} className
+   * @param {string} [title]
+   * @param {Object} [options]
+   *
+   * @return {Object} descriptor
+   */
+  function appendAction(type, className, title, options) {
+    if (typeof title !== "string") {
+      options = title;
+      title = translate("Append {type}", { type: type.replace(/^bpmn:/, "") });
+    }
+
+    function appendStart(event, element) {
+      const shape = elementFactory.createShape(assign({ type: type }, options))
+      create.start(event, shape, {
+        source: element
+      });
+    }
+
+    const append = autoPlace
+      ? function(event, element) {
+        const shape = elementFactory.createShape(assign({ type: type }, options))
+
+        autoPlace.append(element, shape)
+      }
+      : appendStart
+
+    return {
+      group: "model",
+      className: className,
+      title: title,
+      action: {
+        dragstart: appendStart,
+        click: append
+      }
+    };
+  }
+
+  function splitLaneHandler(count) {
+    return function(event, element) {
+      // actual split
+      modeling.splitLane(element, count);
+
+      // refresh context pad after split to
+      // get rid of split icons
+      contextPad.open(element, true);
+    };
+  }
+
+  if (isAny(businessObject, ["bpmn:Lane", "bpmn:Participant"]) && isExpanded(businessObject)) {
+    const childLanes = getChildLanes(element)
+
+    assign(actions, {
+      "lane-insert-above": {
+        group: "lane-insert-above",
+        className: "bpmn-icon-lane-insert-above",
+        title: translate("Add Lane above"),
+        action: {
+          click: function(event, element) {
+            modeling.addLane(element, "top");
+          }
+        }
+      }
+    });
+
+    if (childLanes.length < 2) {
+      if (element.height >= 120) {
+        assign(actions, {
+          "lane-divide-two": {
+            group: "lane-divide",
+            className: "bpmn-icon-lane-divide-two",
+            title: translate("Divide into two Lanes"),
+            action: {
+              click: splitLaneHandler(2)
+            }
+          }
+        });
+      }
+
+      if (element.height >= 180) {
+        assign(actions, {
+          "lane-divide-three": {
+            group: "lane-divide",
+            className: "bpmn-icon-lane-divide-three",
+            title: translate("Divide into three Lanes"),
+            action: {
+              click: splitLaneHandler(3)
+            }
+          }
+        });
+      }
+    }
+
+    assign(actions, {
+      "lane-insert-below": {
+        group: "lane-insert-below",
+        className: "bpmn-icon-lane-insert-below",
+        title: translate("Add Lane below"),
+        action: {
+          click: function(event, element) {
+            modeling.addLane(element, "bottom");
+          }
+        }
+      }
+    });
+  }
+
+  if (is(businessObject, "bpmn:FlowNode")) {
+    if (is(businessObject, "bpmn:EventBasedGateway")) {
+      assign(actions, {
+        "append.receive-task": appendAction("bpmn:ReceiveTask", "bpmn-icon-receive-task", translate("Append ReceiveTask")),
+        "append.message-intermediate-event": appendAction(
+          "bpmn:IntermediateCatchEvent",
+          "bpmn-icon-intermediate-event-catch-message",
+          translate("Append MessageIntermediateCatchEvent"),
+          { eventDefinitionType: "bpmn:MessageEventDefinition" }
+        ),
+        "append.timer-intermediate-event": appendAction(
+          "bpmn:IntermediateCatchEvent",
+          "bpmn-icon-intermediate-event-catch-timer",
+          translate("Append TimerIntermediateCatchEvent"),
+          { eventDefinitionType: "bpmn:TimerEventDefinition" }
+        ),
+        "append.condition-intermediate-event": appendAction(
+          "bpmn:IntermediateCatchEvent",
+          "bpmn-icon-intermediate-event-catch-condition",
+          translate("Append ConditionIntermediateCatchEvent"),
+          { eventDefinitionType: "bpmn:ConditionalEventDefinition" }
+        ),
+        "append.signal-intermediate-event": appendAction(
+          "bpmn:IntermediateCatchEvent",
+          "bpmn-icon-intermediate-event-catch-signal",
+          translate("Append SignalIntermediateCatchEvent"),
+          { eventDefinitionType: "bpmn:SignalEventDefinition" }
+        )
+      });
+    } else if (isEventType(businessObject, "bpmn:BoundaryEvent", "bpmn:CompensateEventDefinition")) {
+      assign(actions, {
+        "append.compensation-activity": appendAction("bpmn:Task", "bpmn-icon-task", translate("Append compensation activity"), {
+          isForCompensation: true
+        })
+      });
+    } else if (
+      !is(businessObject, "bpmn:EndEvent") &&
+      !businessObject.isForCompensation &&
+      !isEventType(businessObject, "bpmn:IntermediateThrowEvent", "bpmn:LinkEventDefinition") &&
+      !isEventSubProcess(businessObject)
+    ) {
+      assign(actions, {
+        "append.end-event": appendAction("bpmn:EndEvent", "bpmn-icon-end-event-none", translate("Append EndEvent")),
+        "append.gateway": appendAction("bpmn:ExclusiveGateway", "bpmn-icon-gateway-none", translate("Append Gateway")),
+        "append.append-task": appendAction("bpmn:UserTask", "bpmn-icon-user-task", translate("Append Task")),
+        "append.intermediate-event": appendAction(
+          "bpmn:IntermediateThrowEvent",
+          "bpmn-icon-intermediate-event-none",
+          translate("Append Intermediate/Boundary Event")
+        )
+      });
+    }
+  }
+
+  if (!popupMenu.isEmpty(element, "bpmn-replace")) {
+    // Replace menu entry
+    assign(actions, {
+      replace: {
+        group: "edit",
+        className: "bpmn-icon-screw-wrench",
+        title: translate("Change type"),
+        action: {
+          click: function(event, element) {
+            const position = assign(getReplaceMenuPosition(element), {
+              cursor: { x: event.x, y: event.y }
+            })
+
+            popupMenu.open(element, "bpmn-replace", position);
+          }
+        }
+      }
+    });
+  }
+
+  if (isAny(businessObject, ["bpmn:FlowNode", "bpmn:InteractionNode", "bpmn:DataObjectReference", "bpmn:DataStoreReference"])) {
+    assign(actions, {
+      "append.text-annotation": appendAction("bpmn:TextAnnotation", "bpmn-icon-text-annotation"),
+
+      connect: {
+        group: "connect",
+        className: "bpmn-icon-connection-multi",
+        title: translate("Connect using " + (businessObject.isForCompensation ? "" : "Sequence/MessageFlow or ") + "Association"),
+        action: {
+          click: startConnect,
+          dragstart: startConnect
+        }
+      }
+    });
+  }
+
+  if (isAny(businessObject, ["bpmn:DataObjectReference", "bpmn:DataStoreReference"])) {
+    assign(actions, {
+      connect: {
+        group: "connect",
+        className: "bpmn-icon-connection-multi",
+        title: translate("Connect using DataInputAssociation"),
+        action: {
+          click: startConnect,
+          dragstart: startConnect
+        }
+      }
+    });
+  }
+
+  if (is(businessObject, "bpmn:Group")) {
+    assign(actions, {
+      "append.text-annotation": appendAction("bpmn:TextAnnotation", "bpmn-icon-text-annotation")
+    });
+  }
+
+  // delete element entry, only show if allowed by rules
+  let deleteAllowed = rules.allowed('elements.delete', { elements: [element] })
+
+  if (isArray(deleteAllowed)) {
+    // was the element returned as a deletion candidate?
+    deleteAllowed = deleteAllowed[0] === element;
+  }
+
+  if (deleteAllowed) {
+    assign(actions, {
+      delete: {
+        group: "edit",
+        className: "bpmn-icon-trash",
+        title: translate("Remove"),
+        action: {
+          click: removeElement
+        }
+      }
+    });
+  }
+
+  return actions;
+};
+
+// helpers /////////
+
+function isEventType(eventBo, type, definition) {
+  const isType = eventBo.$instanceOf(type)
+  let isDefinition = false
+
+  const definitions = eventBo.eventDefinitions || []
+  forEach(definitions, function(def) {
+    if (def.$type === definition) {
+      isDefinition = true;
+    }
+  });
+
+  return isType && isDefinition;
+}