def test_process_event_text_ctrl_x(self, _init_pygame: None,
default_ui_manager: UIManager,
_display_surface_return_none: None):
text_entry = UITextEntryLine(relative_rect=pygame.Rect(
100, 100, 200, 30),
manager=default_ui_manager)
text_entry.set_text('dan')
text_entry.select()
processed_key_event = text_entry.process_event(
pygame.event.Event(pygame.KEYDOWN, {
'key': pygame.K_a,
'mod': pygame.KMOD_CTRL,
'unicode': 'a'
}))
text_entry.process_event(
pygame.event.Event(pygame.KEYDOWN, {
'key': pygame.K_x,
'mod': pygame.KMOD_CTRL,
'unicode': 'x'
}))
text_entry.process_event(
pygame.event.Event(pygame.KEYDOWN, {
'key': pygame.K_v,
'mod': pygame.KMOD_CTRL,
'unicode': 'v'
}))
assert processed_key_event and clipboard_paste() == 'dan'
def _process_paste_event(self, event: pygame.event.Event) -> bool:
"""
Process a paste shortcut event. (CTRL+ V)
:param event: The event to process.
:return: True if the event is consumed.
"""
consumed_event = False
if event.key == pygame.K_v and event.mod & pygame.KMOD_CTRL:
new_text = clipboard_paste()
if self.validate_text_string(new_text):
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0], self.select_range[1])
high_end = max(self.select_range[0], self.select_range[1])
final_text = self.text[:low_end] + new_text + self.text[high_end:]
within_length_limit = True
if self.length_limit is not None and len(final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
if self.drawable_shape is not None:
self.drawable_shape.text_box_layout.delete_selected_text()
self.drawable_shape.apply_active_text_changes()
display_new_text = new_text
if self.is_text_hidden:
display_new_text = self.hidden_text_char * len(new_text)
if self.drawable_shape is not None:
self.drawable_shape.insert_text(display_new_text, low_end)
self.edit_position = low_end + len(new_text)
if self.drawable_shape is not None:
self.drawable_shape.text_box_layout.set_cursor_position(
self.edit_position)
self.drawable_shape.apply_active_text_changes()
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif len(new_text) > 0:
final_text = (self.text[:self.edit_position] +
new_text +
self.text[self.edit_position:])
within_length_limit = True
if self.length_limit is not None and len(final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
display_new_text = new_text
if self.is_text_hidden:
display_new_text = self.hidden_text_char * len(new_text)
if self.drawable_shape is not None:
self.drawable_shape.insert_text(display_new_text, self.edit_position)
self.edit_position += len(new_text)
if self.drawable_shape is not None:
self.drawable_shape.text_box_layout.set_cursor_position(
self.edit_position)
self.drawable_shape.apply_active_text_changes()
self.cursor_has_moved_recently = True
consumed_event = True
return consumed_event
def _process_paste_event(self, event: pygame.event.Event) -> bool:
"""
Process a paste shortcut event. (CTRL+ V)
:param event: The event to process.
:return: True if the event is consumed.
"""
consumed_event = False
if event.key == pygame.K_v and event.mod & pygame.KMOD_CTRL:
new_text = clipboard_paste()
if self.validate_text_string(new_text):
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0], self.select_range[1])
high_end = max(self.select_range[0], self.select_range[1])
final_text = self.text[:low_end] + new_text + self.text[
high_end:]
within_length_limit = True
if self.length_limit is not None and len(
final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
self.edit_position = low_end + len(new_text)
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif len(new_text) > 0:
final_text = (self.text[:self.edit_position] + new_text +
self.text[self.edit_position:])
within_length_limit = True
if self.length_limit is not None and len(
final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
self.edit_position += len(new_text)
self.cursor_has_moved_recently = True
consumed_event = True
return consumed_event
def test_process_event_text_ctrl_c(self, _init_pygame: None,
_display_surface_return_none: None):
manager = UIManager(
(800, 600),
os.path.join("tests", "data", "themes",
"ui_text_entry_line_non_default_2.json"))
text_entry = UITextEntryLine(relative_rect=pygame.Rect(
100, 100, 200, 30),
manager=manager)
text_entry.set_text('dan')
text_entry.select()
text_entry.select_range = [0, 3]
processed_key_event = text_entry.process_event(
pygame.event.Event(pygame.KEYDOWN, {
'key': pygame.K_c,
'mod': pygame.KMOD_CTRL,
'unicode': 'c'
}))
text_entry.cursor_on = True
text_entry.redraw_cursor()
assert processed_key_event and clipboard_paste() == 'dan'
def process_event(self, event: pygame.event.Event) -> bool:
"""
Allows the text entry box to react to input events, which is it's primary function. The entry element reacts to
various types of mouse clicks (double click selecting words, drag select), keyboard combos (CTRL+C, CTRL+V,
CTRL+X, CTRL+A), individual editing keys (Backspace, Delete, Left & Right arrows) and other keys for inputting
letters, symbols and numbers.
:param event: The current event to consider reacting to.
:return bool: Returns True if we've done something with the input event.
"""
processed_event = False
if event.type == pygame.MOUSEBUTTONDOWN:
if event.button == 1:
mouse_x, mouse_y = event.pos
if self.rect.collidepoint(mouse_x, mouse_y):
if self.double_click_started and self.double_click_select_time_acc < self.double_click_select_time:
self.double_click_started = False
pattern = re.compile(r"[\w']+")
index = min(self.edit_position, len(self.text) - 1)
if index > 0:
char = self.text[index]
while not pattern.match(char):
index -= 1
if index > 0:
char = self.text[index]
else:
break
while pattern.match(char):
index -= 1
if index > 0:
char = self.text[index]
else:
break
if index > 0:
start_select_index = index + 1
else:
start_select_index = index
index += 1
char = self.text[index]
while index < len(
self.text) and pattern.match(char):
index += 1
if index < len(self.text):
char = self.text[index]
end_select_index = index
self.select_range[0] = start_select_index
self.select_range[1] = end_select_index
self.edit_position = end_select_index
self.cursor_has_moved_recently = True
else:
self.double_click_started = True
self.edit_position = self.find_edit_position_from_pixel_pos(
self.start_text_offset + mouse_x)
self.select_range[0] = self.edit_position
self.select_range[1] = self.edit_position
self.cursor_has_moved_recently = True
self.selection_in_progress = True
self.double_click_select_time_acc = 0.0
processed_event = True
if event.type == pygame.MOUSEBUTTONUP:
if event.button == 1:
mouse_x, mouse_y = event.pos
if self.rect.collidepoint(mouse_x, mouse_y):
processed_event = True
new_edit_pos = self.find_edit_position_from_pixel_pos(
self.start_text_offset + mouse_x)
if new_edit_pos != self.edit_position:
self.cursor_has_moved_recently = True
self.select_range[1] = self.edit_position
self.selection_in_progress = False
else:
self.selection_in_progress = False
if self.selected:
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_RETURN:
entry_finished_event = pygame.event.Event(
pygame.USEREVENT, {
'user_type': 'ui_text_entry_finished',
'text': self.text,
'ui_element': self,
'ui_object_id': self.object_ids[-1]
})
pygame.event.post(entry_finished_event)
elif event.key == pygame.K_a and event.mod & pygame.KMOD_CTRL:
self.select_range = [0, len(self.text)]
self.edit_position = len(self.text)
self.cursor_has_moved_recently = True
elif event.key == pygame.K_x and event.mod & pygame.KMOD_CTRL:
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
clipboard_copy(self.text[low_end:high_end])
self.text = self.text[:low_end] + self.text[high_end:]
self.edit_position = low_end
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif event.key == pygame.K_c and event.mod & pygame.KMOD_CTRL:
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
clipboard_copy(self.text[low_end:high_end])
elif event.key == pygame.K_v and event.mod & pygame.KMOD_CTRL:
new_text = clipboard_paste()
if self.validate_text_string(new_text):
if abs(self.select_range[0] -
self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
final_text = self.text[:
low_end] + new_text + self.text[
high_end:]
within_length_limit = True
if self.length_limit is not None:
if len(final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
self.edit_position = low_end + len(new_text)
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif len(new_text) > 0:
final_text = self.text[:self.
edit_position] + new_text + self.text[
self.edit_position:]
within_length_limit = True
if self.length_limit is not None:
if len(final_text) > self.length_limit:
within_length_limit = False
if within_length_limit:
self.text = final_text
self.edit_position += len(new_text)
self.cursor_has_moved_recently = True
processed_event = True
elif event.key == pygame.K_BACKSPACE:
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
self.text = self.text[:low_end] + self.text[high_end:]
self.edit_position = low_end
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif self.edit_position > 0:
if self.start_text_offset > 0:
self.start_text_offset -= self.font.size(
self.text[self.edit_position - 1])[0]
self.text = self.text[:self.edit_position -
1] + self.text[self.
edit_position:]
self.edit_position -= 1
self.cursor_has_moved_recently = True
processed_event = True
elif event.key == pygame.K_DELETE:
if abs(self.select_range[0] - self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
self.text = self.text[:low_end] + self.text[high_end:]
self.edit_position = low_end
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif self.edit_position < len(self.text):
self.text = self.text[:self.edit_position] + self.text[
self.edit_position + 1:]
self.edit_position = self.edit_position
self.cursor_has_moved_recently = True
processed_event = True
elif event.key == pygame.K_LEFT:
if abs(self.select_range[0] - self.select_range[1]) > 0:
self.edit_position = min(self.select_range[0],
self.select_range[1])
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif self.edit_position > 0:
self.edit_position -= 1
self.cursor_has_moved_recently = True
processed_event = True
elif event.key == pygame.K_RIGHT:
if abs(self.select_range[0] - self.select_range[1]) > 0:
self.edit_position = max(self.select_range[0],
self.select_range[1])
self.select_range = [0, 0]
self.cursor_has_moved_recently = True
elif self.edit_position < len(self.text):
self.edit_position += 1
self.cursor_has_moved_recently = True
processed_event = True
else:
within_length_limit = True
if self.length_limit is not None:
if len(self.text) >= self.length_limit:
within_length_limit = False
if within_length_limit:
character = event.unicode
char_metrics = self.font.metrics(character)
if len(char_metrics
) > 0 and char_metrics[0] is not None:
valid_character = True
if self.allowed_characters is not None:
if character not in self.allowed_characters:
valid_character = False
if self.forbidden_characters is not None:
if character in self.forbidden_characters:
valid_character = False
if valid_character:
if abs(self.select_range[0] -
self.select_range[1]) > 0:
low_end = min(self.select_range[0],
self.select_range[1])
high_end = max(self.select_range[0],
self.select_range[1])
self.text = self.text[:
low_end] + character + self.text[
high_end:]
self.edit_position = low_end + 1
self.select_range = [0, 0]
else:
start_str = self.text[:self.edit_position]
end_str = self.text[self.edit_position:]
self.text = start_str + character + end_str
self.edit_position += 1
self.cursor_has_moved_recently = True
processed_event = True
return processed_event