WIP: Reorganize demos #19

Demo "CEF in 2D" is now nammed "Hello CEF" (like initial).
Add real demo "CEF in 2D" that will show a full 2D browser.
This demo will be used for showing all features (ideally).

addons/gdcef/demos/2D/CEF.gd

@@ -0,0 +1,155 @@
+# ==============================================================================
+# Demo based on the initial asset https://godotengine.org/asset-library/asset/127
+# Basic application showing how to use CEF inside Godot with a 3D scene and mouse
+# and keyboard events.
+# ==============================================================================
+
+extends Control
+
+# Name of the browser
+const browser1 = "browser1"
+
+# Memorize if the mouse was pressed
+var mouse_pressed : bool = false
+
+# ==============================================================================
+# Home button pressed: get the browser node and load a new page.
+# ==============================================================================
+func _on_Home_pressed():
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	browser.load_url("https://bitbucket.org/chromiumembedded/cef/wiki/Home")
+	pass
+
+# ==============================================================================
+# Go to previously visited page
+# ==============================================================================
+func _on_Prev_pressed():
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	browser.previous_page()
+	pass
+
+# ==============================================================================
+# Go to next page
+# ==============================================================================
+func _on_Next_pressed():
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	browser.next_page()
+	pass
+
+# ==============================================================================
+# Callback when a page has ended to load: we print a message
+# ==============================================================================
+func _on_page_loaded(node):
+	$Panel/Label.set_text(node.name + ": page " + node.get_url() + " loaded")
+
+# ==============================================================================
+# On new URL entered
+# ==============================================================================
+func _on_TextEdit_text_changed(new_text):
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	browser.load_url(new_text)
+
+# ==============================================================================
+# Get mouse events and broadcast them to CEF
+# ==============================================================================
+func _on_TextureRect_gui_input(event):
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	if event is InputEventMouseButton:
+		if event.button_index == BUTTON_WHEEL_UP:
+			browser.on_mouse_wheel_vertical(2)
+		elif event.button_index == BUTTON_WHEEL_DOWN:
+			browser.on_mouse_wheel_vertical(-2)
+		elif event.button_index == BUTTON_LEFT:
+			mouse_pressed = event.pressed
+			if event.pressed == true:
+				browser.on_mouse_left_down()
+			else:
+				browser.on_mouse_left_up()
+		elif event.button_index == BUTTON_RIGHT:
+			mouse_pressed = event.pressed
+			if event.pressed == true:
+				browser.on_mouse_right_down()
+			else:
+				browser.on_mouse_right_up()
+		else:
+			mouse_pressed = event.pressed
+			if event.pressed == true:
+				browser.on_mouse_middle_down()
+			else:
+				browser.on_mouse_middle_up()
+	elif event is InputEventMouseMotion:
+		if mouse_pressed == true :
+			browser.on_mouse_left_down()
+		browser.on_mouse_moved(event.position.x, event.position.y)
+	pass
+
+# ==============================================================================
+# Make the CEF browser reacts from keyboard events.
+# ==============================================================================
+func _input(event):
+	var browser = $CEF.get_node(browser1)
+	if browser == null:
+		$Panel/Label.set_text("Failed getting Godot node " + browser1)
+		return
+	if event is InputEventKey:
+		if event.unicode != 0:
+			browser.on_key_pressed(event.unicode, event.pressed, event.shift, event.alt, event.control)
+		else:
+			browser.on_key_pressed(event.scancode, event.pressed, event.shift, event.alt, event.control)
+
+	pass
+
+# ==============================================================================
+# Create a single briwser named "browser1" that is attached as child node to $CEF.
+# ==============================================================================
+func _ready():
+
+	# Configuration are:
+	#   resource_path := {"artifacts", CEF_ARTIFACTS_FOLDER}
+	#   resource_path := {"exported_artifacts", application_real_path()}
+	#   {"incognito":false}
+	#   {"cache_path", resource_path / "cache"}
+	#   {"root_cache_path", resource_path / "cache"}
+	#   {"browser_subprocess_path", resource_path / SUBPROCESS_NAME }
+	#   {"log_file", resource_path / "debug.log"}
+	#   {log_severity", "warning"}
+	#   {"remote_debugging_port", 7777}
+	#   {"exception_stack_size", 5}
+	#
+	# Configurate CEF. In incognito mode cache directories not used and in-memory
+	# caches are used instead and no data is persisted to disk.
+	#
+	# artifacts: allows path such as "build" or "res://build/". Note that "res://"
+	# will use ProjectSettings.globalize_path but exported projects don't support globalize_path:
+	# https://docs.godotengine.org/en/3.5/classes/class_projectsettings.html#class-projectsettings-method-globalize-path
+	var resource_path = "res://build/"
+	if !$CEF.initialize({"artifacts":resource_path, "incognito":true, "locale":"en-US"}):
+		push_error("Failed initializing CEF")
+		get_tree().quit()
+		pass
+
+	var S = $Panel/TextureRect.get_size()
+	var browser = $CEF.create_browser("https://github.com/Lecrapouille/gdcef", browser1, S.x, S.y, {"javascript":true})
+	browser.connect("page_loaded", self, "_on_page_loaded")
+	$Panel/TextureRect.texture = browser.get_texture()
+
+# ==============================================================================
+# $CEF is periodically updated
+# ==============================================================================
+func _process(_delta):
+	pass

addons/gdcef/demos/2D/CEF.tscn

@@ -0,0 +1,79 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://CEF.gd" type="Script" id=1]
+[ext_resource path="res://libs/gdcef.gdns" type="Script" id=2]
+
+[node name="GUI" type="Control"]
+margin_right = 280.0
+margin_bottom = 180.0
+mouse_filter = 1
+script = ExtResource( 1 )
+
+[node name="CEF" type="Node" parent="."]
+script = ExtResource( 2 )
+
+[node name="Panel" type="Panel" parent="."]
+anchor_right = 2.504
+anchor_bottom = 1.856
+margin_right = 323.88
+margin_bottom = 262.92
+
+[node name="TextureRect" type="TextureRect" parent="Panel"]
+anchor_top = 0.015
+anchor_bottom = 0.015
+margin_left = 5.0
+margin_top = 28.045
+margin_right = 1019.0
+margin_bottom = 559.045
+mouse_filter = 0
+expand = true
+
+[node name="Label" type="Label" parent="Panel"]
+margin_left = 5.0
+margin_top = 578.0
+margin_right = 82.0
+margin_bottom = 592.0
+mouse_filter = 0
+text = "Hello world!"
+
+[node name="Label2" type="Label" parent="Panel"]
+margin_left = 7.0
+margin_top = 7.0
+margin_right = 41.0
+margin_bottom = 21.0
+mouse_filter = 0
+text = "URL:"
+
+[node name="Home" type="Button" parent="Panel"]
+margin_left = 208.0
+margin_top = 3.0
+margin_right = 259.0
+margin_bottom = 25.0
+text = "Home"
+
+[node name="Prev" type="Button" parent="Panel"]
+margin_left = 186.0
+margin_top = 3.0
+margin_right = 206.0
+margin_bottom = 25.0
+text = "<"
+
+[node name="Next" type="Button" parent="Panel"]
+margin_left = 259.0
+margin_top = 3.0
+margin_right = 279.0
+margin_bottom = 25.0
+text = ">"
+
+[node name="TextEdit" type="LineEdit" parent="Panel"]
+margin_left = 43.0
+margin_top = 2.0
+margin_right = 185.0
+margin_bottom = 26.0
+
+[connection signal="gui_input" from="Panel/TextureRect" to="." method="_on_TextureRect_gui_input"]
+[connection signal="pressed" from="Panel/Home" to="." method="_on_Home_pressed"]
+[connection signal="pressed" from="Panel/Prev" to="." method="_on_Prev_pressed"]
+[connection signal="pressed" from="Panel/Next" to="." method="_on_Prev_pressed"]
+[connection signal="pressed" from="Panel/Next" to="." method="_on_Next_pressed"]
+[connection signal="text_changed" from="Panel/TextEdit" to="." method="_on_TextEdit_text_changed"]

addons/gdcef/demos/2D/project.godot

@@ -21,7 +21,7 @@ _global_script_class_icons={
 [application]
 
 config/name="CEF in 2D"
-run/main_scene="res://Control.tscn"
+run/main_scene="res://CEF.tscn"
 config/icon="res://icon.png"
 
 [physics]

addons/gdcef/demos/3D/CEF.tscn

@@ -72,6 +72,6 @@ margin_bottom = 26.0
 [connection signal="gui_input" from="Panel/TextureRect" to="." method="_on_TextureRect_gui_input"]
 [connection signal="pressed" from="Panel/Home" to="." method="_on_Home_pressed"]
 [connection signal="pressed" from="Panel/Prev" to="." method="_on_Prev_pressed"]
-[connection signal="pressed" from="Panel/Next" to="." method="_on_Next_pressed"]
 [connection signal="pressed" from="Panel/Next" to="." method="_on_Prev_pressed"]
+[connection signal="pressed" from="Panel/Next" to="." method="_on_Next_pressed"]
 [connection signal="text_changed" from="Panel/TextEdit" to="." method="_on_TextEdit_text_changed"]