Add key_trigger to the button

druid/base/button.lua

@@ -38,6 +38,19 @@ local component = require("druid.component")
 local M = component.create("button", { const.ON_INPUT })
 
 
+local function is_input_match(self, action_id)
+	if action_id == const.ACTION_TOUCH then
+		return true
+	end
+
+	if self.key_trigger and action_id == self.key_trigger then
+		return true
+	end
+
+	return false
+end
+
+
 local function on_button_hover(self, hover_state)
 	if not self.style.on_hover then
 		return
@@ -57,6 +70,11 @@ end
 
 
 local function on_button_repeated_click(self)
+	if not self.is_repeated_started then
+		self.click_in_row = 0
+		self.is_repeated_started = true
+	end
+
 	if self.style.on_click then
 		self.style.on_click(self, self.anim_node)
 	end
@@ -143,6 +161,7 @@ function M.init(self, node, callback, params, anim_node, event)
 	self.last_pressed_time = 0
 	self.last_released_time = 0
 	self.click_in_row = 0
+	self.key_trigger = nil
 
 	-- Event stubs
 	self.on_click = Event(callback)
@@ -153,18 +172,24 @@ end
 
 
 function M.on_input(self, action_id, action)
-	if action_id ~= const.ACTION_TOUCH then
+	if not is_input_match(self, action_id) then
 		return false
 	end
 
+	local is_key_trigger = (action_id == self.key_trigger)
+
 	if not helper.is_enabled(self.node) then
 		return false
 	end
 
-	local is_pick = gui.pick_node(self.node, action.x, action.y)
+	local is_pick = true
+
+	if not is_key_trigger then
+		is_pick = gui.pick_node(self.node, action.x, action.y)
 		if self.click_zone then
 			is_pick = is_pick and gui.pick_node(self.click_zone, action.x, action.y)
 		end
+	end
 
 	if not is_pick then
 		-- Can't interact, if touch outside of button
@@ -172,6 +197,10 @@ function M.on_input(self, action_id, action)
 		return false
 	end
 
+	if is_key_trigger then
+		self.hover:set_hover(not action.released)
+	end
+
 	if action.pressed then
 		-- Can interact if start touch on the button
 		self.can_action = true
@@ -183,7 +212,6 @@ function M.on_input(self, action_id, action)
 	-- While hold button, repeat rate pick from input.repeat_interval
 	if action.repeated then
 		if not self.disabled and self.on_repeated_click:is_exist() and self.can_action then
-			self.is_repeated_started = true
 			on_button_repeated_click(self)
 			return true
 		end
@@ -234,14 +262,18 @@ end
 
 
 --- Set key-code to trigger this button
+-- @function button:set_key_trigger
+-- @tparam hash key The action_id of the key
 function M.set_key_trigger(self, key)
-
+	self.key_trigger = hash(key)
 end
 
 
 --- Get key-code to trigger this button
+-- @function button:get_key_trigger
+-- @treturn hash The action_id of the key
 function M.get_key_trigger(self)
-
+	return self.key_trigger
 end
 
 

druid/base/hover.lua

@@ -24,7 +24,7 @@ function M.init(self, node, on_hover_callback)
 end
 
 
-local function set_hover(self, state)
+function M.set_hover(self, state)
 	if self._is_hovered ~= state then
 		self._is_hovered = state
 		self.on_hover:trigger(self:get_context(), state)
@@ -44,20 +44,20 @@ function M.on_input(self, action_id, action)
 	local is_pick = gui.pick_node(self.node, action.x, action.y)
 
 	if not is_pick then
-		set_hover(self, false)
+		M.set_hover(self, false)
 		return false
 	end
 
 	if action.released then
-		set_hover(self, false)
+		M.set_hover(self, false)
 	else
-		set_hover(self, true)
+		M.set_hover(self, true)
 	end
 end
 
 
 function M.on_input_interrupt(self)
-	set_hover(self, false)
+	M.set_hover(self, false)
 end
 
 

example/kenney/gui/main/main.gui

@@ -4835,6 +4835,166 @@ nodes {
   text_leading: 1.0
   text_tracking: 0.0
 }
+nodes {
+  position {
+    x: -200.0
+    y: -220.0
+    z: 0.0
+    w: 1.0
+  }
+  rotation {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+    w: 1.0
+  }
+  scale {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  size {
+    x: 200.0
+    y: 100.0
+    z: 0.0
+    w: 1.0
+  }
+  color {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  type: TYPE_TEMPLATE
+  id: "button_key_trigger"
+  parent: "button_page"
+  layer: ""
+  inherit_alpha: true
+  alpha: 1.0
+  template: "/example/kenney/templates/button.gui"
+  template_node_child: false
+}
+nodes {
+  position {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+    w: 1.0
+  }
+  rotation {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+    w: 1.0
+  }
+  scale {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  size {
+    x: 130.0
+    y: 60.0
+    z: 0.0
+    w: 1.0
+  }
+  color {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  type: TYPE_BOX
+  blend_mode: BLEND_MODE_ALPHA
+  texture: "kenney/button_blue"
+  id: "button_key_trigger/button"
+  xanchor: XANCHOR_NONE
+  yanchor: YANCHOR_NONE
+  pivot: PIVOT_CENTER
+  adjust_mode: ADJUST_MODE_FIT
+  parent: "button_key_trigger"
+  layer: ""
+  inherit_alpha: true
+  slice9 {
+    x: 15.0
+    y: 15.0
+    z: 15.0
+    w: 15.0
+  }
+  clipping_mode: CLIPPING_MODE_NONE
+  clipping_visible: true
+  clipping_inverted: false
+  alpha: 1.0
+  template_node_child: true
+  size_mode: SIZE_MODE_MANUAL
+}
+nodes {
+  position {
+    x: 0.0
+    y: 7.0
+    z: 0.0
+    w: 1.0
+  }
+  rotation {
+    x: 0.0
+    y: 0.0
+    z: 0.0
+    w: 1.0
+  }
+  scale {
+    x: 0.5
+    y: 0.7
+    z: 1.0
+    w: 1.0
+  }
+  size {
+    x: 200.0
+    y: 100.0
+    z: 0.0
+    w: 1.0
+  }
+  color {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  type: TYPE_TEXT
+  blend_mode: BLEND_MODE_ALPHA
+  text: "Press Space"
+  font: "game"
+  id: "button_key_trigger/text"
+  xanchor: XANCHOR_NONE
+  yanchor: YANCHOR_NONE
+  pivot: PIVOT_CENTER
+  outline {
+    x: 1.0
+    y: 1.0
+    z: 1.0
+    w: 1.0
+  }
+  shadow {
+    x: 0.101960786
+    y: 0.2
+    z: 0.6
+    w: 1.0
+  }
+  adjust_mode: ADJUST_MODE_FIT
+  line_break: false
+  parent: "button_key_trigger/button"
+  layer: ""
+  inherit_alpha: true
+  alpha: 1.0
+  outline_alpha: 0.0
+  shadow_alpha: 0.78
+  overridden_fields: 3
+  overridden_fields: 8
+  template_node_child: true
+  text_leading: 1.0
+  text_tracking: 0.0
+}
 nodes {
   position {
     x: 1800.0

example/kenney/page/button.lua

@@ -29,13 +29,17 @@ local function setup_buttons(self)
 	custom_style.HOVER_IMAGE = "button_yellow"
 	custom_style.DEFAULT_IMAGE = "button_blue"
 
-
 	self.druid:new_button("button_long_tap/button", usual_callback)
 		.on_long_click:subscribe(long_tap_callback)
 	self.druid:new_button("button_repeated_tap/button", usual_callback)
 		.on_repeated_click:subscribe(repeated_callback)
 	self.druid:new_button("button_double_tap/button", usual_callback)
 		.on_double_click:subscribe(double_tap_callback)
+
+	local button_space = self.druid:new_button("button_key_trigger/button", usual_callback)
+	button_space:set_key_trigger("key_space")
+	button_space.on_long_click:subscribe(long_tap_callback)
+	button_space.on_double_click:subscribe(double_tap_callback)
 end
 
 

game.project

@@ -17,3 +17,6 @@ include_dirs = druid
 [graphics]
 texture_profiles = /example/res/custom.texture_profiles
 
+[input]
+gamepads = /builtins/input/default.gamepadsc
+

input/game.input_binding

@@ -6,6 +6,10 @@ key_trigger {
   input: KEY_BACK
   action: "back"
 }
+key_trigger {
+  input: KEY_SPACE
+  action: "key_space"
+}
 mouse_trigger {
   input: MOUSE_BUTTON_1
   action: "touch"