Select Instances from diff tree (#709)

CHANGELOG.md

@@ -7,6 +7,7 @@
 * Skip confirming patches that contain only a datamodel name change. ([#688])
 * Added sync reminder notification. ([#689])
 * Added protection against syncing a model to a place. ([#691])
+* Select Instances from diff tree view ([#709])
 * Fix Rojo breaking when users undo/redo in Studio ([#708])
 * Improved sync info text on Connected page. ([#692])
 * Fix patch visualizer breaking when instances are removed during sync ([#713])
@@ -17,6 +18,7 @@
 [#688]: https://github.com/rojo-rbx/rojo/pull/688
 [#689]: https://github.com/rojo-rbx/rojo/pull/689
 [#691]: https://github.com/rojo-rbx/rojo/pull/691
+[#709]: https://github.com/rojo-rbx/rojo/pull/709
 [#708]: https://github.com/rojo-rbx/rojo/pull/708
 [#692]: https://github.com/rojo-rbx/rojo/pull/692
 [#713]: https://github.com/rojo-rbx/rojo/pull/713

plugin/src/App/Components/PatchVisualizer/DomLabel.lua

@@ -1,3 +1,4 @@
+local SelectionService = game:GetService("Selection")
 local StudioService = game:GetService("StudioService")
 
 local Rojo = script:FindFirstAncestor("Rojo")
@@ -14,6 +15,7 @@ local bindingUtil = require(Plugin.App.bindingUtil)
 local e = Roact.createElement
 
 local ChangeList = require(script.Parent.ChangeList)
+local Tooltip = require(script.Parent.Parent.Tooltip)
 
 local Expansion = Roact.Component:extend("Expansion")
 
@@ -106,21 +108,47 @@ function DomLabel:render()
 				PaddingLeft = UDim.new(0, 10),
 				PaddingRight = UDim.new(0, 10),
 			}),
-			ExpandButton = if props.changeList
-				then e("TextButton", {
-					BackgroundTransparency = 1,
-					Text = "",
-					Size = UDim2.new(1, 0, 1, 0),
-					[Roact.Event.Activated] = function()
-						self.expanded = not self.expanded
-						local goalHeight = 30 + (if self.expanded then math.clamp(#self.props.changeList * 30, 30, 30 * 6) else 0)
-						self.motor:setGoal(Flipper.Spring.new(goalHeight, {
-							frequency = 5,
-							dampingRatio = 1,
-						}))
-					end,
-				})
-				else nil,
+			Button = e("TextButton", {
+				BackgroundTransparency = 1,
+				Text = "",
+				Size = UDim2.new(1, 0, 1, 0),
+				[Roact.Event.Activated] = function(_rbx: Instance, _input: InputObject, clickCount: number)
+					if clickCount == 1 then
+						-- Double click opens the instance in explorer
+						self.lastDoubleClickTime = os.clock()
+						if props.instance then
+							SelectionService:Set({ props.instance })
+						end
+					elseif clickCount == 0 then
+						-- Single click expands the changes
+						task.wait(0.25)
+						if os.clock() - (self.lastDoubleClickTime or 0) <= 0.25 then
+							-- This is a double click, so don't expand
+							return
+						end
+
+						if props.changeList then
+							self.expanded = not self.expanded
+							local goalHeight = 30
+								+ (if self.expanded then math.clamp(#self.props.changeList * 30, 30, 30 * 6) else 0)
+							self.motor:setGoal(Flipper.Spring.new(goalHeight, {
+								frequency = 5,
+								dampingRatio = 1,
+							}))
+						end
+					end
+				end,
+			}, {
+				StateTip = if (props.instance or props.changeList)
+					then e(Tooltip.Trigger, {
+						text = (if props.changeList
+							then "Click to " .. (if self.expanded then "hide" else "view") .. " changes"
+							else "") .. (if props.instance
+							then (if props.changeList then " & d" else "D") .. "ouble click to open in Explorer"
+							else ""),
+					})
+					else nil,
+			}),
 			Expansion = if props.changeList
 				then e(Expansion, {
 					rendered = self.state.renderExpansion,

plugin/src/App/Components/PatchVisualizer/init.lua

@@ -131,6 +131,7 @@ local function Tree()
 				id = ancestorId,
 				className = value.ClassName,
 				name = value.Name,
+				instance = if typeof(value) == "Instance" then value else nil,
 			})
 			previousId = ancestorId
 		end
@@ -236,6 +237,7 @@ function PatchVisualizer:buildTree(patch, instanceMap)
 			patchType = "Edit",
 			className = instance.ClassName,
 			name = instance.Name,
+			instance = instance,
 			hint = hint,
 			changeList = changeList,
 		})
@@ -271,10 +273,11 @@ function PatchVisualizer:buildTree(patch, instanceMap)
 			patchType = "Remove",
 			className = instance.ClassName,
 			name = instance.Name,
+			instance = instance,
 		})
 	end
 
-	for _, change in patch.added do
+	for id, change in patch.added do
 		-- Gather ancestors from existing DOM or future additions
 		local ancestry = {}
 		local parentId = change.Parent
@@ -344,6 +347,7 @@ function PatchVisualizer:buildTree(patch, instanceMap)
 			name = change.Name,
 			hint = hint,
 			changeList = changeList,
+			instance = instanceMap.fromIds[id],
 		})
 	end
 
@@ -370,6 +374,7 @@ function PatchVisualizer:render()
 				setElementHeight = setElementHeight,
 				patchType = node.patchType,
 				className = node.className,
+				instance = node.instance,
 				name = node.name,
 				hint = node.hint,
 				changeList = node.changeList,