Merge pull request #2892 from node-red/view-stack

Add actions to make tab navigation easier

packages/node_modules/@node-red/editor-client/src/js/keymap.json

@@ -38,12 +38,14 @@
         "backspace": "core:delete-selection",
         "delete": "core:delete-selection",
         "enter": "core:edit-selected-node",
+        "ctrl-enter": "core:go-to-selection",
         "ctrl-c": "core:copy-selection-to-internal-clipboard",
         "ctrl-x": "core:cut-selection-to-internal-clipboard",
         "ctrl-v": "core:paste-from-internal-clipboard",
         "ctrl-z": "core:undo",
         "ctrl-y": "core:redo",
         "ctrl-a": "core:select-all-nodes",
+        "escape": "core:select-none",
         "alt-s u": "core:select-upstream-nodes",
         "alt-s d": "core:select-downstream-nodes",
         "alt-s c": "core:select-connected-nodes",
@@ -56,19 +58,25 @@
         "shift-d": "core:step-view-right",
         "shift-s": "core:step-view-down",
         "shift-a": "core:step-view-left",
-        "up": "core:move-selection-up",
+        "ctrl-up": "core:move-selection-up",
-        "right": "core:move-selection-right",
+        "ctrl-right": "core:move-selection-right",
-        "down": "core:move-selection-down",
+        "ctrl-down": "core:move-selection-down",
-        "left": "core:move-selection-left",
+        "ctrl-left": "core:move-selection-left",
         "shift-up": "core:step-selection-up",
         "shift-right": "core:step-selection-right",
         "shift-down": "core:step-selection-down",
         "shift-left": "core:step-selection-left",
-        "ctrl-shift-j": "core:show-previous-tab",
+        "ctrl-[": "core:show-previous-tab",
-        "ctrl-shift-k": "core:show-next-tab",
+        "ctrl-]": "core:show-next-tab",
+        "ctrl-shift-left": "core:go-to-previous-location",
+        "ctrl-shift-right": "core:go-to-next-location",
         "ctrl-shift-g": "core:group-selection",
         "ctrl-shift-u": "core:ungroup-selection",
         "ctrl-shift-c": "core:copy-group-style",
-        "ctrl-shift-v": "core:paste-group-style"
+        "ctrl-shift-v": "core:paste-group-style",
+        "right": "core:go-to-nearest-node-on-right",
+        "left": "core:go-to-nearest-node-on-left",
+        "up": "core:go-to-nearest-node-above",
+        "down": "core:go-to-nearest-node-below"
      }
 }

packages/node_modules/@node-red/editor-client/src/js/red.js

@@ -249,7 +249,7 @@ var RED = (function() {
                         RED.nodes.dirty(false);
                         RED.view.redraw(true);
                         if (/^#flow\/.+$/.test(currentHash)) {
-                            RED.workspaces.show(currentHash.substring(6));
+                            RED.workspaces.show(currentHash.substring(6),true);
                         }
                     } catch(err) {
                         console.warn(err);
@@ -532,7 +532,7 @@ var RED = (function() {
 
 
         RED.sidebar.show(":first");
-        
+
         setTimeout(function() {
             loader.end();
         },100);

packages/node_modules/@node-red/editor-client/src/js/ui/actionList.js

@@ -151,7 +151,6 @@ RED.actionList = (function() {
         }
         if (!visible) {
             previousActiveElement = document.activeElement;
-            RED.keyboard.add("*","escape",function(){hide()});
             $("#red-ui-header-shade").show();
             $("#red-ui-editor-shade").show();
             $("#red-ui-palette-shade").show();
@@ -185,7 +184,6 @@ RED.actionList = (function() {
 
     function hide() {
         if (visible) {
-            RED.keyboard.remove("escape");
             visible = false;
             $("#red-ui-header-shade").hide();
             $("#red-ui-editor-shade").hide();
@@ -215,6 +213,9 @@ RED.actionList = (function() {
         RED.events.on("type-search:open",function() { disabled = true; });
         RED.events.on("type-search:close",function() { disabled = false; });
 
+        RED.keyboard.add("red-ui-actionList","escape",function(){hide()});
+
+
         $("#red-ui-header-shade").on('mousedown',hide);
         $("#red-ui-editor-shade").on('mousedown',hide);
         $("#red-ui-palette-shade").on('mousedown',hide);

packages/node_modules/@node-red/editor-client/src/js/ui/clipboard.js

@@ -889,7 +889,6 @@ RED.clipboard = (function() {
 
     function hideDropTarget() {
         $("#red-ui-drop-target").hide();
-        RED.keyboard.remove("escape");
     }
     function copyText(value,element,msg) {
         var truncated = false;
@@ -1266,11 +1265,12 @@ RED.clipboard = (function() {
 
             $('<div id="red-ui-drop-target"><div data-i18n="[append]workspace.dropFlowHere"><i class="fa fa-download"></i><br></div></div>').appendTo('#red-ui-editor');
 
+            RED.keyboard.add("#red-ui-drop-target", "escape" ,hideDropTarget);
+
             $('#red-ui-workspace-chart').on("dragenter",function(event) {
                 if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1 ||
                      $.inArray("Files",event.originalEvent.dataTransfer.types) != -1) {
-                    $("#red-ui-drop-target").css({display:'table'});
+                    $("#red-ui-drop-target").css({display:'table'}).focus();
-                    RED.keyboard.add("*", "escape" ,hideDropTarget);
                 }
             });
 

packages/node_modules/@node-red/editor-client/src/js/ui/keyboard.js

@@ -44,7 +44,11 @@ RED.keyboard = (function() {
         "/":191,
         "\\":220,
         "'":222,
-        "?":191 // <- QWERTY specific
+        "?":191, // <- QWERTY specific
+        "[": 219,
+        "]": 221,
+        "{": 219,// <- QWERTY specific
+        "}": 221 // <- QWERTY specific
     }
     var metaKeyCodes = {
         16: true,

packages/node_modules/@node-red/editor-client/src/js/ui/search.js

@@ -357,7 +357,6 @@ RED.search = (function() {
         }
         if (!visible) {
             previousActiveElement = document.activeElement;
-            RED.keyboard.add("*","escape",function(){hide()});
             $("#red-ui-header-shade").show();
             $("#red-ui-editor-shade").show();
             $("#red-ui-palette-shade").show();
@@ -377,7 +376,6 @@ RED.search = (function() {
 
     function hide() {
         if (visible) {
-            RED.keyboard.remove("escape");
             visible = false;
             $("#red-ui-header-shade").hide();
             $("#red-ui-editor-shade").hide();
@@ -429,7 +427,7 @@ RED.search = (function() {
         RED.events.on("actionList:open",function() { disabled = true; });
         RED.events.on("actionList:close",function() { disabled = false; });
 
-
+        RED.keyboard.add("red-ui-search","escape",hide);
 
         $("#red-ui-header-shade").on('mousedown',hide);
         $("#red-ui-editor-shade").on('mousedown',hide);

packages/node_modules/@node-red/editor-client/src/js/ui/typeSearch.js

@@ -224,14 +224,14 @@ RED.typeSearch = (function() {
     }
     function show(opts) {
         if (!visible) {
-            RED.keyboard.add("*","escape",function(){
-                hide();
-                if (cancelCallback) {
-                    cancelCallback();
-                }
-            });
             if (dialog === null) {
                 createDialog();
+                RED.keyboard.add("red-ui-type-search","escape",function(){
+                    hide();
+                    if (cancelCallback) {
+                        cancelCallback();
+                    }
+                });
             }
             visible = true;
         } else {
@@ -266,11 +266,10 @@ RED.typeSearch = (function() {
             if (!opts.disableFocus) {
                 searchInput.trigger("focus");
             }
-        },100);
+        },200);
     }
     function hide(fast) {
         if (visible) {
-            RED.keyboard.remove("escape");
             visible = false;
             if (dialog !== null) {
                 searchResultsDiv.slideUp(fast?50:200,function() {

packages/node_modules/@node-red/editor-client/src/js/ui/view-tools.js

@@ -201,6 +201,237 @@ RED.view.tools = (function() {
 
     }
 
+    function selectFirstNode() {
+        var canidates;
+        var origin = {x:0, y:0};
+
+        var activeGroup = RED.view.getActiveGroup();
+
+        if (!activeGroup) {
+            candidates = RED.view.getActiveNodes();
+        } else {
+            candidates = RED.group.getNodes(activeGroup,false);
+            origin = activeGroup;
+        }
+
+        var distances = [];
+        candidates.forEach(function(node) {
+            var deltaX = node.x - origin.x;
+            var deltaY = node.y - origin.x;
+            var delta = deltaY*deltaY + deltaX*deltaX;
+            distances.push({node: node, delta: delta})
+        });
+        if (distances.length > 0) {
+            distances.sort(function(A,B) {
+                return A.delta - B.delta
+            })
+            var newNode = distances[0].node;
+            if (newNode) {
+                RED.view.select({nodes:[newNode]});
+                RED.view.reveal(newNode.id,false);
+            }
+        }
+    }
+
+    function gotoNextNode() {
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1) {
+            var origin = selection.nodes[0];
+            var links = RED.nodes.filterLinks({source:origin});
+            if (links.length > 0) {
+                links.sort(function(A,B) {
+                    return Math.abs(A.target.y - origin.y) - Math.abs(B.target.y - origin.y)
+                })
+                var newNode = links[0].target;
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        } else if (RED.workspaces.selection().length === 0) {
+            selectFirstNode();
+        }
+    }
+    function gotoPreviousNode() {
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1) {
+            var origin = selection.nodes[0];
+            var links = RED.nodes.filterLinks({target:origin});
+            if (links.length > 0) {
+                links.sort(function(A,B) {
+                    return Math.abs(A.source.y - origin.y) - Math.abs(B.source.y - origin.y)
+                })
+                var newNode = links[0].source;
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        } else if (RED.workspaces.selection().length === 0) {
+            selectFirstNode();
+        }
+    }
+
+    function getChildren(node) {
+        return RED.nodes.filterLinks({source:node}).map(function(l) { return l.target})
+    }
+    function getParents(node) {
+        return RED.nodes.filterLinks({target:node}).map(function(l) { return l.source})
+    }
+
+    function getSiblings(node) {
+        var siblings = new Set();
+        var parents = getParents(node);
+        parents.forEach(function(p) {
+            getChildren(p).forEach(function(c) { siblings.add(c) })
+        });
+        var children = getChildren(node);
+        children.forEach(function(p) {
+            getParents(p).forEach(function(c) { siblings.add(c) })
+        });
+        siblings.delete(node);
+        return Array.from(siblings);
+    }
+    function gotoNextSibling() {
+        // 'next' defined as nearest on the y-axis below this node
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1) {
+            var origin = selection.nodes[0];
+            var siblings = getSiblings(origin);
+            if (siblings.length > 0) {
+                siblings = siblings.filter(function(n) { return n.y > origin. y})
+                siblings.sort(function(A,B) {
+                    return Math.abs(A.y - origin.y) - Math.abs(B.y - origin.y)
+                })
+                var newNode = siblings[0];
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        } else if (RED.workspaces.selection().length === 0) {
+            selectFirstNode();
+        }
+    }
+    function gotoPreviousSibling() {
+        // 'next' defined as nearest on the y-axis above this node
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1) {
+            var origin = selection.nodes[0];
+            var siblings = getSiblings(origin);
+            if (siblings.length > 0) {
+                siblings = siblings.filter(function(n) { return n.y < origin. y})
+                siblings.sort(function(A,B) {
+                    return Math.abs(A.y - origin.y) - Math.abs(B.y - origin.y)
+                })
+                var newNode = siblings[0];
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        } else if (RED.workspaces.selection().length === 0) {
+            selectFirstNode();
+        }
+
+    }
+
+    function addNode() {
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1 && selection.nodes[0].outputs > 0) {
+            var selectedNode = selection.nodes[0];
+            RED.view.showQuickAddDialog([
+                selectedNode.x + selectedNode.w + 50,selectedNode.y
+            ])
+        } else {
+            RED.view.showQuickAddDialog();
+        }
+    }
+
+
+    function gotoNearestNode(direction) {
+        var selection = RED.view.selection();
+        if (selection.nodes && selection.nodes.length === 1) {
+            var origin = selection.nodes[0];
+
+            var candidates = RED.nodes.filterNodes({z:origin.z});
+            candidates = candidates.concat(RED.view.getSubflowPorts());
+            var distances = [];
+            candidates.forEach(function(node) {
+                if (node === origin) {
+                    return;
+                }
+                var deltaX = node.x - origin.x;
+                var deltaY = node.y - origin.y;
+                var delta = deltaY*deltaY + deltaX*deltaX;
+                var angle = (180/Math.PI)*Math.atan2(deltaY,deltaX);
+                if (angle < 0) { angle += 360 }
+                if (angle > 360) { angle -= 360 }
+
+                var weight;
+
+                // 0 - right
+                // 270 - above
+                // 90 - below
+                // 180 - left
+                switch(direction) {
+                    case 'up': if (angle < 210 || angle > 330) { return };
+                        weight = Math.max(Math.abs(270 - angle)/60, 0.2);
+                        break;
+                    case 'down': if (angle < 30 || angle > 150) { return };
+                        weight = Math.max(Math.abs(90 - angle)/60, 0.2);
+                        break;
+                    case 'left': if (angle < 140 || angle > 220) { return };
+                        weight = Math.max(Math.abs(180 - angle)/40, 0.1 );
+                        break;
+                    case 'right': if (angle > 40 && angle < 320) { return };
+                        weight = Math.max(Math.abs(angle)/40, 0.1);
+                        break;
+                }
+                weight = Math.max(weight,0.1);
+                distances.push({
+                    node: node,
+                    d: delta,
+                    w: weight,
+                    delta: delta*weight
+                })
+            })
+            if (distances.length > 0) {
+                distances.sort(function(A,B) {
+                    return A.delta - B.delta
+                })
+                var newNode = distances[0].node;
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        } else if (RED.workspaces.selection().length === 0) {
+            var candidates = RED.view.getActiveNodes();
+
+            var distances = [];
+            candidates.forEach(function(node) {
+                var deltaX = node.x;
+                var deltaY = node.y;
+                var delta = deltaY*deltaY + deltaX*deltaX;
+                distances.push({node: node, delta: delta})
+            });
+            if (distances.length > 0) {
+                distances.sort(function(A,B) {
+                    return A.delta - B.delta
+                })
+                var newNode = distances[0].node;
+                if (newNode) {
+                    RED.view.select({nodes:[newNode]});
+                    RED.view.reveal(newNode.id,false);
+                }
+            }
+        }
+
+
+    }
+
+
     return {
         init: function() {
             RED.actions.add("core:show-selected-node-labels", function() { setSelectedNodeLabelState(true); })
@@ -231,6 +462,19 @@ RED.view.tools = (function() {
             RED.actions.add("core:select-connected-nodes", function() { selectConnected("all") });
             RED.actions.add("core:select-downstream-nodes", function() { selectConnected("down") });
             RED.actions.add("core:select-upstream-nodes", function() { selectConnected("up") });
+
+
+            RED.actions.add("core:go-to-next-node", function() { gotoNextNode() })
+            RED.actions.add("core:go-to-previous-node", function() { gotoPreviousNode() })
+            RED.actions.add("core:go-to-next-sibling", function() { gotoNextSibling() })
+            RED.actions.add("core:go-to-previous-sibling", function() { gotoPreviousSibling() })
+
+
+            RED.actions.add("core:go-to-nearest-node-on-left", function() { gotoNearestNode('left')})
+            RED.actions.add("core:go-to-nearest-node-on-right", function() { gotoNearestNode('right')})
+            RED.actions.add("core:go-to-nearest-node-above", function() { gotoNearestNode('up') })
+            RED.actions.add("core:go-to-nearest-node-below", function() { gotoNearestNode('down') })
+            // RED.actions.add("core:add-node", function() { addNode() })
         },
         /**
          * Aligns all selected nodes to the current grid

packages/node_modules/@node-red/editor-client/src/js/ui/view.js

@@ -86,7 +86,7 @@ RED.view = (function() {
     var quickAddLink = null;
     var showAllLinkPorts = -1;
     var groupNodeSelectPrimed = false;
-
+    var lastClickPosition = [];
     var selectNodesOptions;
 
     var clipboard = "";
@@ -503,9 +503,21 @@ RED.view = (function() {
         RED.actions.add("core:paste-from-internal-clipboard",function(){importNodes(clipboard,{generateIds: true});});
         RED.actions.add("core:delete-selection",deleteSelection);
         RED.actions.add("core:edit-selected-node",editSelection);
+        RED.actions.add("core:go-to-selection",function() {
+            if (movingSet.length() > 0) {
+                var node = movingSet.get(0).n;
+                if (/^subflow:/.test(node.type)) {
+                    RED.workspaces.show(node.type.substring(8))
+                } else if (node.type === 'group') {
+                    enterActiveGroup(node);
+                    redraw();
+                }
+            }
+        });
         RED.actions.add("core:undo",RED.history.pop);
         RED.actions.add("core:redo",RED.history.redo);
         RED.actions.add("core:select-all-nodes",selectAll);
+        RED.actions.add("core:select-none", selectNone);
         RED.actions.add("core:zoom-in",zoomIn);
         RED.actions.add("core:zoom-out",zoomOut);
         RED.actions.add("core:zoom-reset",zoomZero);
@@ -848,7 +860,7 @@ RED.view = (function() {
                 if (drag_lines.length > 0) {
                     clickedGroup = clickedGroup || RED.nodes.group(drag_lines[0].node.g)
                 }
-                showQuickAddDialog(point, null, clickedGroup);
+                showQuickAddDialog({position:point, group:clickedGroup});
             }
         }
         if (mouse_mode === 0 && !(d3.event.metaKey || d3.event.ctrlKey)) {
@@ -869,7 +881,13 @@ RED.view = (function() {
         }
     }
 
-    function showQuickAddDialog(point, spliceLink, targetGroup, touchTrigger) {
+    function showQuickAddDialog(options) {
+        options = options || {};
+        var point = options.position || lastClickPosition;
+        var spliceLink = options.splice;
+        var targetGroup = options.group;
+        var touchTrigger = options.touchTrigger;
+
         if (targetGroup && !targetGroup.active) {
             selectGroup(targetGroup,false);
             enterActiveGroup(targetGroup);
@@ -1522,6 +1540,7 @@ RED.view = (function() {
     }
 
     function canvasMouseUp() {
+        lastClickPosition = [d3.event.offsetX/scaleFactor,d3.event.offsetY/scaleFactor];
         if (RED.view.DEBUG) { console.warn("canvasMouseUp", mouse_mode); }
         var i;
         var historyEvent;
@@ -1591,7 +1610,6 @@ RED.view = (function() {
                     if (n.x > x && n.x < x2 && n.y > y && n.y < y2) {
                         if (!activeGroup || RED.group.contains(activeGroup,n)) {
                             if (n.g && (!activeGroup || n.g !== activeGroup.id)) {
-                                console.log("HERE")
                                 var group = RED.nodes.group(n.g);
                                 while (group.g && (!activeGroup || group.g !== activeGroup.id)) {
                                     group = RED.nodes.group(group.g);
@@ -1767,7 +1785,18 @@ RED.view = (function() {
         redraw();
     }
 
-
+    function selectNone() {
+        if (mouse_mode === RED.state.IMPORT_DRAGGING) {
+            clearSelection();
+            RED.history.pop();
+            mouse_mode = 0;
+        } else if (activeGroup) {
+            exitActiveGroup()
+        } else {
+            clearSelection();
+        }
+        redraw();
+    }
     function selectAll() {
         if (mouse_mode === RED.state.SELECTING_NODE && selectNodesOptions.single) {
             return;
@@ -2809,7 +2838,11 @@ RED.view = (function() {
         if (dblClickPrimed && mousedown_node == d && clickElapsed > 0 && clickElapsed < dblClickInterval) {
             mouse_mode = RED.state.DEFAULT;
             if (d.type != "subflow") {
-                RED.editor.edit(d);
+                if (/^subflow:/.test(d.type) && (d3.event.ctrlKey || d3.event.metaKey)) {
+                    RED.workspaces.show(d.type.substring(8));
+                } else {
+                    RED.editor.edit(d);
+                }
             } else {
                 RED.editor.editSubflow(activeSubflow);
             }
@@ -2874,7 +2907,6 @@ RED.view = (function() {
         //var pos = [touch0.pageX,touch0.pageY];
         //RED.touch.radialMenu.show(d3.select(this),pos);
         if (mouse_mode == RED.state.IMPORT_DRAGGING) {
-            RED.keyboard.remove("escape");
             var historyEvent = RED.history.peek();
             if (activeSpliceLink) {
                 // TODO: DRY - droppable/nodeMouseDown/canvasMouseUp
@@ -2952,7 +2984,7 @@ RED.view = (function() {
         clickTime = now;
         dblClickPrimed = (lastClickNode == mousedown_node &&
             (d3.event.touches || d3.event.button === 0) &&
-            !d3.event.shiftKey && !d3.event.metaKey && !d3.event.altKey && !d3.event.ctrlKey &&
+            !d3.event.shiftKey && !d3.event.altKey &&
             clickElapsed < dblClickInterval
             )
             lastClickNode = mousedown_node;
@@ -3081,7 +3113,7 @@ RED.view = (function() {
             // } else
             if (d3.event.shiftKey) {
                 clearSelection();
-                var clickPosition = (d3.event.offsetX - mousedown_node.x)
+                var clickPosition = (d3.event.offsetX/scaleFactor - mousedown_node.x)
                 var edgeDelta = (mousedown_node.w/2) - Math.abs(clickPosition);
                 var cnodes;
                 var targetEdgeDelta = mousedown_node.w > 30 ? 25 : 8;
@@ -3245,7 +3277,7 @@ RED.view = (function() {
              d3.select(this).classed("red-ui-flow-link-splice",true);
              var point = d3.mouse(this);
              var clickedGroup = getGroupAt(point[0],point[1]);
-             showQuickAddDialog(point, selected_link, clickedGroup);
+             showQuickAddDialog({position:point, splice:selected_link, group:clickedGroup});
          }
     }
     function linkTouchStart(d) {
@@ -3291,9 +3323,8 @@ RED.view = (function() {
         if (d3.event.button === 1) {
             return;
         }
-        if (mouse_mode == RED.state.IMPORT_DRAGGING) {
+
-            RED.keyboard.remove("escape");
+        if (mouse_mode == RED.state.QUICK_JOINING) {
-        } else if (mouse_mode == RED.state.QUICK_JOINING) {
             d3.event.stopPropagation();
             return;
         } else if (mouse_mode === RED.state.SELECTING_NODE) {
@@ -3500,7 +3531,10 @@ RED.view = (function() {
         options.push({name:"undo",disabled:(RED.history.depth() === 0),onselect:function() {RED.history.pop();}});
         options.push({name:"add",onselect:function() {
             chartPos = chart.offset();
-            showQuickAddDialog([pos[0]-chartPos.left+chart.scrollLeft(),pos[1]-chartPos.top+chart.scrollTop()],undefined,undefined,true)
+            showQuickAddDialog({
+                position:[pos[0]-chartPos.left+chart.scrollLeft(),pos[1]-chartPos.top+chart.scrollTop()],
+                touchTrigger:true
+            })
         }});
 
         RED.touch.radialMenu.show(obj,pos,options);
@@ -4792,12 +4826,7 @@ RED.view = (function() {
 
                         }
                     }
-                    RED.keyboard.add("*","escape",function(){
+
-                            RED.keyboard.remove("escape");
-                            clearSelection();
-                            RED.history.pop();
-                            mouse_mode = 0;
-                    });
                 }
 
                 var historyEvent = {
@@ -5125,6 +5154,18 @@ RED.view = (function() {
         getActiveNodes: function() {
             return activeNodes;
         },
+        getSubflowPorts: function() {
+            var result = [];
+            if (activeSubflow) {
+                var subflowOutputs = nodeLayer.selectAll(".red-ui-flow-subflow-port-output").data(activeSubflow.out,function(d,i){ return d.id;});
+                subflowOutputs.each(function(d,i) { result.push(d) })
+                var subflowInputs = nodeLayer.selectAll(".red-ui-flow-subflow-port-input").data(activeSubflow.in,function(d,i){ return d.id;});
+                subflowInputs.each(function(d,i) { result.push(d) })
+                var subflowStatus = nodeLayer.selectAll(".red-ui-flow-subflow-port-status").data(activeSubflow.status?[activeSubflow.status]:[],function(d,i){ return d.id;});
+                subflowStatus.each(function(d,i) { result.push(d) })
+            }
+            return result;
+        },
         selectNodes: function(options) {
             $("#red-ui-workspace-tabs-shade").show();
             $("#red-ui-palette-shade").show();
@@ -5200,6 +5241,7 @@ RED.view = (function() {
         clipboard: function() {
             return clipboard
         },
-        redrawStatus: redrawStatus
+        redrawStatus: redrawStatus,
+        showQuickAddDialog:showQuickAddDialog
     };
 })();

packages/node_modules/@node-red/editor-client/src/js/ui/workspaces.js

@@ -20,6 +20,19 @@ RED.workspaces = (function() {
     var activeWorkspace = 0;
     var workspaceIndex = 0;
 
+    var viewStack = [];
+    var viewStackPos = 0;
+
+
+    function addToViewStack(id) {
+        if (viewStackPos !== viewStack.length) {
+            viewStack.splice(viewStackPos);
+        }
+        viewStack.push(id);
+        viewStackPos = viewStack.length;
+        // console.warn("addToViewStack",id,viewStack);
+    }
+
     function addWorkspace(ws,skipHistoryEntry,targetIndex) {
         if (ws) {
             workspace_tabs.addTab(ws,targetIndex);
@@ -245,6 +258,9 @@ RED.workspaces = (function() {
                 RED.view.focus();
             },
             onclick: function(tab) {
+                if (tab.id !== activeWorkspace) {
+                    addToViewStack(activeWorkspace);
+                }
                 RED.view.focus();
             },
             ondblclick: function(tab) {
@@ -328,8 +344,20 @@ RED.workspaces = (function() {
         createWorkspaceTabs();
         RED.events.on("sidebar:resize",workspace_tabs.resize);
 
-        RED.actions.add("core:show-next-tab",workspace_tabs.nextTab);
+        RED.actions.add("core:show-next-tab",function() {
-        RED.actions.add("core:show-previous-tab",workspace_tabs.previousTab);
+            var oldActive = activeWorkspace;
+            workspace_tabs.nextTab();
+            if (oldActive !== activeWorkspace) {
+                addToViewStack(oldActive)
+            }
+        });
+        RED.actions.add("core:show-previous-tab",function() {
+            var oldActive = activeWorkspace;
+            workspace_tabs.previousTab();
+            if (oldActive !== activeWorkspace) {
+                addToViewStack(oldActive)
+            }
+        });
 
         RED.menu.setAction('menu-item-workspace-delete',function() {
             deleteWorkspace(RED.nodes.workspace(activeWorkspace));
@@ -349,6 +377,23 @@ RED.workspaces = (function() {
             RED.actions.invoke("core:search","type:tab ");
         })
 
+        RED.actions.add("core:go-to-previous-location", function() {
+            if (viewStackPos > 0) {
+                if (viewStackPos === viewStack.length) {
+                    // We're at the end of the stack. Remember the activeWorkspace
+                    // so we can come back to it.
+                    viewStack.push(activeWorkspace);
+                }
+                RED.workspaces.show(viewStack[--viewStackPos],true);
+            }
+        })
+        RED.actions.add("core:go-to-next-location", function() {
+            if (viewStackPos < viewStack.length - 1) {
+                RED.workspaces.show(viewStack[++viewStackPos],true);
+            }
+        })
+
+
         hideWorkspace();
     }
 
@@ -444,7 +489,7 @@ RED.workspaces = (function() {
         selection: function() {
             return workspace_tabs.selection();
         },
-        show: function(id) {
+        show: function(id,skipStack) {
             if (!workspace_tabs.contains(id)) {
                 var sf = RED.nodes.subflow(id);
                 if (sf) {
@@ -453,6 +498,9 @@ RED.workspaces = (function() {
                     return;
                 }
             }
+            if (!skipStack && activeWorkspace !== id) {
+                addToViewStack(activeWorkspace)
+            }
             workspace_tabs.activateTab(id);
         },
         refresh: function() {