mirror of
https://github.com/lightsoutgames/godot-accessibility.git
synced 2024-11-14 01:15:56 +00:00
402 lines
12 KiB
GDScript
402 lines
12 KiB
GDScript
extends Object
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var tts
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var node
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var position_in_children = 0
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var column_in_row = 0
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func get_siblings():
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var parent = node.get_parent()
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if parent:
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return parent.get_children()
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return null
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func singular_or_plural(count, singular, plural):
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if count == 1:
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return singular
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else:
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return plural
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func left_click(item := node):
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var click = InputEventMouseButton.new()
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click.button_index = BUTTON_LEFT
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click.pressed = true
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if item is Node:
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click.position = item.rect_global_position
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node.get_tree().input_event(click)
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click.pressed = false
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node.get_tree().input_event(click)
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func close_key_event_dialog():
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node.get_ok().emit_signal("pressed")
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var dialog_close_timer = Timer.new()
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func accept_dialog_focus():
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if not dialog_close_timer.is_connected("timeout", self, "close_key_event_dialog"):
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dialog_close_timer.connect("timeout", self, "close_key_event_dialog")
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dialog_close_timer.one_shot = true
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dialog_close_timer.start(5)
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if dialog_close_timer.get_parent() == null:
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node.add_child(dialog_close_timer)
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func button_focus():
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var text
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if node.text:
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text = node.text
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if text:
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tts.speak("%s: button" % text, false)
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else:
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tts.speak("button", false)
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func texturebutton_focus():
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tts.speak("button", false)
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func item_list_focus():
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var count = node.get_item_count()
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var selected = node.get_selected_items()
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tts.speak("list, %s %s" % [count, singular_or_plural(count, "item", "items")], false)
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tts.speak(selected, false)
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func item_list_item_selected(index):
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tts.speak("Selected", false)
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func item_list_multi_selected(index, selected):
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tts.speak("Multiselect", false)
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func item_list_nothing_selected():
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tts.speak("Nothing selected", false)
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func item_list_input(event):
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var old_pos = position_in_children
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if event.is_action_pressed("ui_up"):
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node.accept_event()
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if position_in_children == 0:
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return
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position_in_children -= 1
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elif event.is_action_pressed("ui_down"):
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node.accept_event()
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if position_in_children >= node.get_item_count()-1:
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return
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position_in_children += 1
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elif event.is_action_pressed("ui_home"):
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node.accept_event()
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position_in_children = 0
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elif event.is_action_pressed("ui_end"):
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node.accept_event()
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position_in_children = node.get_item_count()-1
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if old_pos != position_in_children:
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var text = node.get_item_text(position_in_children)
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tts.speak("%s: %s of %s" % [text, position_in_children+1, node.get_item_count()], false)
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func label_focus():
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var text = node.text
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if text == "":
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text = "blank"
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tts.speak(text, false)
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func line_edit_focus():
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var text = "blank"
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if node.secret:
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text = "password"
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elif node.text != "":
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text = node.text
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elif node.placeholder_text != "":
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text = node.placeholder_text
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var type = "editable text"
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if not node.editable:
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type = "text"
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tts.speak("%s: %s" % [text, type], false)
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func text_deleted(text):
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tts.speak("%s deleted" % text, true)
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func text_inserted(text):
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tts.speak(text, true)
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var old_pos
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func check_caret_moved():
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var pos = node.caret_position
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if old_pos != null and old_pos != pos:
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var text = node.text
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if pos > len(text)-1:
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tts.speak("blank", true)
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else:
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tts.speak(text[pos], true)
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old_pos = pos
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elif old_pos == null:
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old_pos = pos
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func menu_button_focus():
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tts.speak(node.text + ": menu", false)
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func popup_menu_focus():
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tts.speak("menu", false)
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func popup_menu_item_id_focus(id):
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print("id: %s" % id)
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print("count: %s" % node.get_item_count())
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var item = node.get_item_text(id)
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var submenu = node.get_item_submenu(id)
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var tooltip = node.get_item_tooltip(position_in_children)
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var disabled = node.is_item_disabled(id)
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if item and tooltip:
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item += ": "
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item += tooltip
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elif tooltip:
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item = tooltip
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var shortcut = node.get_item_shortcut(position_in_children)
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if shortcut != null and shortcut.get_as_text() != "None":
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item += ": "+shortcut.get_as_text()
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if item == "":
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item = "Unlabelled"
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if submenu:
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item += ": menu"
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if disabled:
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item += ": disabled"
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item += ": " + str(id + 1) + " of " + str(node.get_item_count())
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tts.speak(item, true)
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func tree_item_render():
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var focused_tree_item = node.get_selected()
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var result = ""
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for i in range(node.columns):
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result += focused_tree_item.get_text(i) + ": "
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if focused_tree_item.get_children():
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if focused_tree_item.collapsed:
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result += "collapsed "
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else:
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result += "expanded "
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result += "tree item"
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if focused_tree_item.is_selected(0):
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result += ": selected"
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tts.speak(result, true)
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var prev_selected_cell
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var button_index
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func tree_item_selected():
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button_index = null
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var cell = node.get_selected()
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if cell != prev_selected_cell:
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tree_item_render()
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prev_selected_cell = cell
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else:
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var text = ""
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for i in range(node.columns):
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if cell.is_selected(i):
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var title = node.get_column_title(i)
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if title:
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text += title + ": "
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var column_text = cell.get_text(i)
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if column_text:
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text += column_text + ", "
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var button_count = cell.get_button_count(i)
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if button_count != 0:
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button_index = 0
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text += str(button_count) + " " + singular_or_plural(button_count, "button", "buttons") + ", "
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var button_tooltip = cell.get_button_tooltip(i, button_index)
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if button_tooltip:
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text += button_tooltip + ": button, "
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if button_count > 1:
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text += "Use Home and End to switch focus, "
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if text != "":
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tts.speak(text, true)
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else:
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tts.speak("blank", true)
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func tree_item_multi_select(item, column, selected):
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if selected:
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tts.speak("selected", true)
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else:
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tts.speak("unselected", true)
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func tree_input(event):
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var item = node.get_selected()
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var column
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if item:
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for i in range(node.columns):
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if item.is_selected(i):
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column = i
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break
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if item and column and button_index != null:
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if event.is_action_pressed("ui_accept"):
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node.accept_event()
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return node.emit_signal("button_pressed", item, column, button_index + 1)
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var new_button_index = button_index
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if event.is_action_pressed("ui_home"):
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node.accept_event()
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new_button_index += 1
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if new_button_index >= item.get_button_count(column):
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new_button_index = 0
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elif event.is_action_pressed("ui_end"):
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node.accept_event()
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new_button_index -= 1
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if new_button_index < 0:
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new_button_index = item.get_button_count(column) - 1
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if new_button_index != button_index:
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button_index = new_button_index
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var tooltip = item.get_button_tooltip(column, button_index)
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var text = ""
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if tooltip:
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text += tooltip + ": "
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text += "button"
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tts.speak(text, true)
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func tree_focus():
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if node.get_selected():
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tree_item_render()
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else:
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tts.speak("tree", true)
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func tree_item_collapse(item):
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if node.has_focus():
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if item.collapsed:
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tts.speak("collapsed", true)
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else:
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tts.speak("expanded", true)
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func tab_container_focus():
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var text = node.get_tab_title(node.current_tab)
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text += ": tab: " + str(node.current_tab + 1) + " of " + str(node.get_tab_count())
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tts.speak(text, false)
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func tab_container_tab_changed(tab):
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tts.stop()
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tab_container_focus()
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func tab_container_input(event):
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var new_tab = node.current_tab
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if event.is_action_pressed("ui_right"):
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node.accept_event()
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new_tab += 1
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elif event.is_action_pressed("ui_left"):
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node.accept_event()
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new_tab -= 1
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if new_tab < 0:
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new_tab = node.get_tab_count() - 1
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elif new_tab >= node.get_tab_count():
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new_tab = 0
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if node.current_tab != new_tab:
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node.current_tab = new_tab
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func focused():
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print("Focus: %s" % node)
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tts.stop()
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var parent = node.get_parent()
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if parent is EditorProperty and parent.label:
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tts.speak(parent.label, false)
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if node is MenuButton:
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menu_button_focus()
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elif node is AcceptDialog:
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accept_dialog_focus()
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elif node is Button:
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button_focus()
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elif node.get_class() == "EditorInspectorSection":
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editor_inspector_section_focus()
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elif node is ItemList:
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item_list_focus()
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elif node is Label:
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label_focus()
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elif node is LineEdit:
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line_edit_focus()
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elif node is PopupMenu:
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popup_menu_focus()
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elif node is TabContainer:
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tab_container_focus()
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elif node is TextureButton:
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texturebutton_focus()
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elif node is Tree:
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tree_focus()
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else:
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print("No handler")
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if node.hint_tooltip:
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tts.speak(node.hint_tooltip, false)
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func unfocused():
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position_in_children = 0
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func gui_input(event):
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if node is TabContainer:
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return tab_container_input(event)
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elif node is ItemList:
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return item_list_input(event)
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elif node is LineEdit:
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return check_caret_moved()
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elif node is Tree:
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return tree_input(event)
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elif node.get_class() == "EditorInspectorSection":
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return editor_inspector_section_input(event)
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elif event.is_action_pressed("ui_left"):
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return node.accept_event()
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elif event.is_action_pressed("ui_right"):
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return node.accept_event()
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elif event.is_action_pressed("ui_up"):
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return node.accept_event()
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elif event.is_action_pressed("ui_down"):
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return node.accept_event()
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func is_in_bar():
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var parent = node.get_parent()
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if parent and parent is Container:
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for child in parent.get_children():
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if child and not is_focusable(child):
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return false
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return true
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return false
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func is_focusable(node):
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if node is TabContainer:
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return true
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if node.get_class() == "EditorInspectorSection":
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return true
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if node is Container or node is Panel or node is Separator or node is ScrollBar or node is Popup or node.get_class() == "Control":
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return false
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return true
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func editor_inspector_section_focus():
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print(node.get_child_count())
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tts.speak("editor inspector section", true)
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func editor_inspector_section_input(event):
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if event.is_action_pressed("ui_accept"):
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left_click()
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func _init(tts, node):
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if node.is_in_group("accessible"):
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return
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node.add_to_group("accessible")
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self.tts = tts
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self.node = node
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if is_focusable(node):
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node.set_focus_mode(Control.FOCUS_ALL)
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node.connect("focus_entered", self, "focused")
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node.connect("mouse_entered", self, "focused")
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node.connect("focus_exited", self, "unfocused")
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node.connect("mouse_exited", self, "unfocused")
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node.connect("gui_input", self, "gui_input")
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if node is ItemList:
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node.connect("item_selected", self, "item_list_item_selected")
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node.connect("multi_selected", self, "item_list_multi_selected")
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node.connect("nothing_selected", self, "item_list_nothing_selected")
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# elif node is LineEdit:
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# node.connect("text_deleted", self, "text_deleted")
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# node.connect("text_inserted", self, "text_inserted")
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elif node is PopupMenu:
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node.connect("id_focused", self, "popup_menu_item_id_focus")
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elif node is TabContainer:
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node.connect("tab_changed", self, "tab_container_tab_changed")
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elif node is Tree:
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node.connect("item_collapsed", self, "tree_item_collapse")
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node.connect("multi_selected", self, "tree_item_multi_select")
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if node.select_mode == Tree.SELECT_MULTI:
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node.connect("cell_selected", self, "tree_item_selected")
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else:
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node.connect("item_selected", self, "tree_item_selected")
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node.connect("tree_exiting", self, "free")
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