Method commitStateChange

src/tools/text_object_editor_helper.cpp:207–262

void TextObjectEditorHelper::commitStateChange()
{
	Q_ASSERT(anchor_position == qBound(0, anchor_position, pristine_text.length()));
	Q_ASSERT(cursor_position == qBound(0, cursor_position, pristine_text.length()));
	Q_ASSERT(line_selection_position == qBound(0, line_selection_position, pristine_text.length()));
	Q_ASSERT(preedit_cursor == qBound(0, preedit_cursor, preedit_string.length()));
	
#ifdef DEBUG_INPUT_METHOD_SUPPORT
	{
		auto surrounding_text = pristine_text.mid(blockStart(), blockEnd() - blockStart());
		qDebug("\n*** @%d:\"%s[%s|%s]%s\"\n    a..c: @+%d..%d, p: c+%d\n    action: %d", blockStart(),
		       qPrintable(pristine_text.mid(blockStart(), cursor_position - blockStart())),
		       qPrintable(preedit_string.left(preedit_cursor)),
		       qPrintable(preedit_string.mid(preedit_cursor)),
		       qPrintable(pristine_text.mid(cursor_position, blockEnd() - blockStart())),
		       anchor_position - blockStart(), cursor_position - blockStart(), preedit_cursor,
		       state_change_action & 0x03);
	}
#endif
	
	dirty = false;
	updateDisplayText();
	if (QGuiApplication::inputMethod()->isVisible())
	{
		auto im_query = Qt::ImQueryAll;
		switch (state_change_action & 0x03)
		{
		case ResetInputMethod:
#ifdef DEBUG_INPUT_METHOD_SUPPORT
			qDebug("\n>>> inputMethod()->reset()");	
#endif
			QGuiApplication::inputMethod()->reset();
			break;
		case UpdateInputProperties:
			im_query = Qt::ImQueryInput;
			Q_FALLTHROUGH();
		case UpdateAllProperties:
#ifdef DEBUG_INPUT_METHOD_SUPPORT
			qDebug("\n>>> inputMethod()->update(%d)", im_query);	
#endif
			QGuiApplication::inputMethod()->update(im_query);
#ifdef Q_OS_ANDROID
			// QTBUG-58013
			Q_UNUSED(im_query)
#  ifdef DEBUG_INPUT_METHOD_SUPPORT
			qDebug("\n>>> cursorPositionChanged");	
#  endif
			editor->getMainWidget()->cursorPositionChanged();
#endif
			break;
		case NoInputMethodAction:
			;
		}
	}
	emit stateChanged();
}