Text.getTextBeforeOffset

Gets the specified text. If the boundary_type if ATK_TEXT_BOUNDARY_CHAR the character before the offset is returned. If the boundary_type is ATK_TEXT_BOUNDARY_WORD_START the returned string is from the word start before the word start before or at the offset to the word start before or at the offset. The returned string will contain the word before the offset if the offset is inside a word and will contain the word before the word before the offset if the offset is not inside a word. If the boundary_type is ATK_TEXT_BOUNDARY_WORD_END the returned string is from the word end before the word end before the offset to the word end before the offset. The returned string will contain the word before the offset if the offset is inside a word or if the offset is not inside a word. If the boundary type is ATK_TEXT_BOUNDARY_SENTENCE_START the returned string is from the sentence start before the sentence start before the offset to the sentence start before the offset. The returned string will contain the sentence before the offset if the offset is inside a sentence and will contain the sentence before the sentence before the offset if the offset is not inside a sentence. If the boundary_type is ATK_TEXT_BOUNDARY_SENTENCE_END the returned string is from the sentence end before the sentence end at or before the offset to the sentence end at or before the offset. The returned string will contain the sentence before the offset if the offset is inside a sentence or if the offset is not inside a sentence. If the boundary type is ATK_TEXT_BOUNDARY_LINE_START the returned string is from the line start before the line start ar or before the offset to the line start ar or before the offset. If the boundary_type is ATK_TEXT_BOUNDARY_LINE_END the returned string is from the line end before the line end before the offset to the line end before the offset.