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Various additions:

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* Added method to simulate left mouse-clicks for items with no keyboard accessibility.
 * Add ability to expand `EditorInspectorSection` to get at the properties contained therein via simulated mouse-click.
 * Added method for selecting tree columns.
 * Added mechanism to switch between buttons in columns using Home/End.
 * Use custom `TreeItem.get_button_tooltip(...)` getter to retrieve tooltips for buttons in columns.
 * Send correct signal when button is pressed.
 * Other minor improvements.
This commit is contained in:
Nolan Darilek 2019-09-04 11:32:41 -05:00
parent 44dc4cd43a
commit c6f53c79ee
1 changed files with 93 additions and 10 deletions
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103
addons/accessibility/accessible.gd
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@ -14,14 +14,23 @@ func get_siblings():
return parent.get_children()
return null
func item_or_items(count):
func singular_or_plural(count, singular, plural):
if count == 1:
return "item"
return singular
else:
return "items"
return plural
func left_click(item := node):
var click = InputEventMouseButton.new()
click.button_index = BUTTON_LEFT
click.pressed = true
if item is Node:
click.position = item.rect_global_position
node.get_tree().input_event(click)
click.pressed = false
node.get_tree().input_event(click)
func button_focus():
print(node.get_parent())
var text
if node.text:
text = node.text
@ -30,10 +39,14 @@ func button_focus():
else:
tts.speak("button", false)
func texturebutton_focus():
print(node.texture_normal.get_data().get_rid().get_id())
tts.speak("button", false)
func item_list_focus():
var count = node.get_item_count()
var selected = node.get_selected_items()
tts.speak("list, %s %s" % [count, item_or_items(count)], false)
tts.speak("list, %s %s" % [count, singular_or_plural(count, "item", "items")], false)
tts.speak(selected, false)
func item_list_item_selected(index):
@ -46,7 +59,7 @@ func item_list_nothing_selected():
tts.speak("Nothing selected", false)
func item_list_input(event):
if event.echo or not event.pressed:
if event.is_echo() or not event.pressed:
return
var old_pos = position_in_children
if event.scancode == KEY_UP:
@ -157,7 +170,10 @@ func tree_item_render():
var prev_selected_cell
var button_index
func tree_item_selected():
button_index = null
var cell = node.get_selected()
if cell != prev_selected_cell:
print("New cell")
@ -170,9 +186,22 @@ func tree_item_selected():
var title = node.get_column_title(i)
if title:
text += title + ": "
text += cell.get_text(i) + ", "
if text != "":
tts.speak(text, true)
var column_text = cell.get_text(i)
if column_text:
text += column_text + ", "
var button_count = cell.get_button_count(i)
if button_count != 0:
button_index = 0
text += str(button_count) + " " + singular_or_plural(button_count, "button", "buttons") + ", "
var button_tooltip = cell.get_button_tooltip(i, button_index)
if button_tooltip:
text += button_tooltip + ": button, "
if button_count > 1:
text += "Use Home and End to switch focus, "
if text != "":
tts.speak(text, true)
else:
tts.speak("blank", true)
func tree_item_multi_select(item, column, selected):
if selected:
@ -180,6 +209,39 @@ func tree_item_multi_select(item, column, selected):
else:
tts.speak("unselected", true)
func tree_input(event):
if not event.is_pressed() or event.is_echo():
return
var item = node.get_selected()
var column
if item:
for i in range(node.columns):
if item.is_selected(i):
column = i
if item and column and button_index != null:
if event.is_action_pressed("ui_select"):
node.accept_event()
return node.emit_signal("button_pressed", item, column, button_index + 1)
var new_button_index = button_index
if event.scancode == KEY_HOME:
node.accept_event()
new_button_index += 1
if new_button_index >= item.get_button_count(column):
new_button_index = 0
elif event.scancode == KEY_END:
node.accept_event()
new_button_index -= 1
if new_button_index < 0:
new_button_index = item.get_button_count(column) - 1
if new_button_index != button_index:
button_index = new_button_index
var tooltip = item.get_button_tooltip(column, button_index)
var text = ""
if tooltip:
text += tooltip + ": "
text += "button"
tts.speak(text, true)
func tree_focus():
if node.get_selected():
tree_item_render()
@ -199,7 +261,7 @@ func tab_container_focus():
tts.speak(text, false)
func tab_container_input(event):
if event.echo or not event.pressed:
if event.is_echo() or not event.pressed:
return
var new_tab = node.current_tab
if event.scancode == KEY_RIGHT:
@ -225,6 +287,8 @@ func focused():
menu_button_focus()
elif node is Button:
button_focus()
elif node.get_class() == "EditorInspectorSection":
editor_inspector_section_focus()
elif node is ItemList:
item_list_focus()
elif node is Label:
@ -235,6 +299,8 @@ func focused():
popup_menu_focus()
elif node is TabContainer:
tab_container_focus()
elif node is TextureButton:
texturebutton_focus()
elif node is Tree:
tree_focus()
else:
@ -252,6 +318,10 @@ func gui_input(event):
return item_list_input(event)
elif node is LineEdit:
return check_caret_moved()
elif node is Tree:
return tree_input(event)
elif node.get_class() == "EditorInspectorSection":
return editor_inspector_section_input(event)
elif event.is_action_pressed("ui_left"):
return node.accept_event()
elif event.is_action_pressed("ui_right"):
@ -273,10 +343,23 @@ func is_in_bar():
func is_focusable(node):
if node is TabContainer:
return true
if node.get_class() == "EditorInspectorSection":
print("Got it")
return true
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":
return false
return true
func editor_inspector_section_focus():
print(node.get_child_count())
tts.speak("editor inspector section", true)
func editor_inspector_section_input(event):
if event.is_echo():
return
if event.is_action_pressed("ui_select"):
left_click()
func _init(tts, node):
if node.is_in_group("accessible"):
return