added undraw

core/element.lua

@@ -46,6 +46,7 @@ function element:new(param, immediate, w, h, flags)
 		isSetup              = false,
 		pendingUpdate        = true,
 		needsRendering       = true,
+		active               = true,
 		remove               = false,
 		--Unused for now?
 		calculatedDimensions = true,
@@ -285,8 +286,13 @@ function element:renderWrapper()
 
 	self.context:unset()
 end
+
 local lg = love.graphics
 function element:externalRender()
+	if not self.settings.active then
+		return
+	end
+
 	local cnvs = getCanvas()
 	love.graphics.push('all')
 
@@ -348,6 +354,9 @@ function element:externalRender()
 end
 
 function element:externalUpdate()
+	if not self.settings.active then
+		return
+	end
 	self.context:set()
 	self.context:zIndex()
 	if ((not self.settings.failedCanvas
@@ -402,6 +411,10 @@ function element:draw(x, y, w, h)
 	if w then self.view.w = w end
 	if h then self.view.h = h end
 
+	if not self.settings.active then
+		self:redraw()
+	end
+
 	local cx = context.getContext()
 	if cx then
 		if cx:childRender(self) then
@@ -429,10 +442,23 @@ end
 ---Destroys this element
 function element:destroy()
 	self.settings.remove  = true
+	self.settings.inserted  = false
+	self.settings.active  = false
 	self.settings.firstDraw = true
 	self.settings.isSetup = false
 	self:onDestroy()
 	self.context:destroy()
 end
 
+function element:redraw()
+	self.settings.active  = true
+	self.context:redraw()
+end
+
+---Stops rendering, updates and draw
+function element:undraw()
+	self.settings.active  = false
+	self.context:undraw()
+end
+
 return element

core/input.lua

@@ -207,7 +207,7 @@ function input.eventHandlers.mousereleased(x, y, btn)
 	local captured = false
 	if input.subscriptions.clicked then
 		for index, sub in ipairs(input.subscriptions.clicked) do
-			if sub.currentEvent then
+			if sub.currentEvent and sub.active and sub.stack.element.settings.active then
 				sub.currentEvent = false
 				captured         = true
 				if sub.cleanUp then
@@ -219,7 +219,7 @@ function input.eventHandlers.mousereleased(x, y, btn)
 
 	if input.subscriptions.dragged then
 		for index, sub in ipairs(input.subscriptions.dragged) do
-			if sub.currentEvent then
+			if sub.currentEvent and sub.active and sub.stack.element.settings.active then
 				sub.currentEvent = false
 				captured         = true
 				if sub.cleanUp then
@@ -231,7 +231,7 @@ function input.eventHandlers.mousereleased(x, y, btn)
 
 	if input.subscriptions.mousereleased then
 		for index, sub in ipairs(input.subscriptions.mousereleased) do
-			if sub.active and sub:checkInside(x, y) then
+			if sub.active and sub.stack.element.settings.active and sub:checkInside(x, y) then
 				sub:emit(x-sub.x, y-sub.y, btn)
 				captured = true
 			end
@@ -241,7 +241,7 @@ function input.eventHandlers.mousereleased(x, y, btn)
 
 	if input.subscriptions.mousereleased_outside then
 		for index, sub in ipairs(input.subscriptions.mousereleased_outside) do
-			if sub.active and sub:checkOutside(x, y) then
+			if sub.active and sub.stack.element.settings.active and sub:checkOutside(x, y) then
 				sub:emit(x-sub.x, y-sub.y, btn)
 				captured = true
 			end
@@ -259,7 +259,7 @@ function input.eventHandlers.mousepressed(x, y, btn)
 		for index, sub in ipairs(input.subscriptions.clicked) do
 			local succ = sub:checkInside(x, y)
 
-			if succ and sub.active then
+			if succ and sub.active and sub.stack.element.settings.active then
 				sub.cleanUp      = sub:emit(x-sub.x, y-sub.y, btn) or dummyfunc
 				sub.currentEvent = true
 				return true
@@ -270,7 +270,7 @@ function input.eventHandlers.mousepressed(x, y, btn)
 
 	if input.subscriptions.dragged then
 		for index, sub in ipairs(input.subscriptions.dragged) do
-			if sub.active and sub:checkInside(x, y) then 
+			if sub.active and sub.stack.element.settings.active and sub:checkInside(x, y) then 
 				sub.currentEvent = true
 				return true
 			end
@@ -280,7 +280,7 @@ function input.eventHandlers.mousepressed(x, y, btn)
 
 	if input.subscriptions.mousepressed then
 		for index, sub in ipairs(input.subscriptions.mousepressed) do
-			if sub.active and sub:checkInside(x, y) then 
+			if sub.active and sub.stack.element.settings.active and sub:checkInside(x, y) then 
 				sub:emit(x-sub.x, y-sub.y, btn)
 				return true
 			end
@@ -290,7 +290,7 @@ function input.eventHandlers.mousepressed(x, y, btn)
 
 	if input.subscriptions.mousepressed_outside then
 		for index, sub in ipairs(input.subscriptions.mousepressed_outside) do
-			if sub.active and sub:checkOutside(x, y) then
+			if sub.active and sub.stack.element.settings.active and sub:checkOutside(x, y) then
 				sub:emit(x-sub.x, y-sub.y, btn)
 				return true
 			end
@@ -304,7 +304,7 @@ function input.eventHandlers.keypressed(btn, btncode)
 	local captured = false
 	if input.subscriptions.keypressed then
 		for index, sub in ipairs(input.subscriptions.keypressed) do
-			if sub.active then
+			if sub.active and sub.stack.element.settings.active then
 				sub:emit(btn, btncode)
 				captured = true
 			end
@@ -319,7 +319,7 @@ function input.eventHandlers.keyreleased(btn, btncode)
 	local captured = false
 	if input.subscriptions.keyreleased then
 		for index, sub in ipairs(input.subscriptions.keyreleased) do
-			if sub.active then
+			if sub.active and sub.stack.element.settings.active then
 				sub:emit(btn, btncode)
 				captured = true
 			end
@@ -333,7 +333,7 @@ function input.eventHandlers.textinput(text)
 	local captured = false
 	if input.subscriptions.textinput then
 		for index, sub in ipairs(input.subscriptions.textinput) do
-			if sub.active then
+			if sub.active and sub.stack.element.settings.active then
 				sub:emit(text)
 				captured = true
 			end
@@ -350,7 +350,7 @@ function input.eventHandlers.mousemoved(x, y, dx, dy)
 		for index, sub in ipairs(input.subscriptions.hover) do
 			local succ = sub:checkInside(x, y)
 
-			if sub.active and not sub.currentEvent and succ then
+			if sub.active and sub.stack.element.settings.active and not sub.currentEvent and succ then
 				sub.cleanUp      = sub:emit(x-sub.x, y-sub.y, dx, dy) or dummyfunc
 				sub.currentEvent = true
 				return true
@@ -367,7 +367,7 @@ function input.eventHandlers.mousemoved(x, y, dx, dy)
 
 	if input.subscriptions.dragged then
 		for index, sub in ipairs(input.subscriptions.dragged) do
-			if sub.active and sub.currentEvent then
+			if sub.active and sub.stack.element.settings.active and sub.currentEvent then
 				if not sub.cleanUp then
 					sub.cleanUp  = sub:emit(x-sub.x, y-sub.y, dx, dy) or dummyfunc
 				else

core/stack.lua

@@ -105,6 +105,18 @@ function context:destroy()
     end
 end
 
+function context:undraw()
+    for i = 1, #self.childrenContexts do
+        self.childrenContexts[i].element:undraw()
+    end
+end
+
+function context:redraw()
+    for i = 1, #self.childrenContexts do
+        self.childrenContexts[i].element:redraw()
+    end
+end
+
 function context:getCanvasIndex(forCanvas)
 	if self.parentCtx then
 		if self.element.settings.hasCanvas then

docs/core/Element.md

@@ -105,7 +105,13 @@ Inside it renders immediately, so you can put it inbetween other graphics operat
 
 `Element:destroy()`
 
-Use destroy to remove this element from the scene
+Use destroy to completely and irreversibly remove this element from the scene
+
+---
+
+`Element:undraw()`
+
+Use undraw to hide this element for now with the intention of re-drawing it sometime later, to do that just :draw() it again
 
 ---