deleteSelection static method
Deletes the text contents within a selection given a TextEditingController.
Implementation
static void deleteSelection(TextEditingController textEditingController) {
if (textEditingController.text.isEmpty ||
textEditingController.selection.isCollapsed) {
return;
}
final selectedText = textEditingController.text.substring(
textEditingController.selection.start,
textEditingController.selection.end);
final newCaretPosition =
textEditingController.selection.end - selectedText.length;
textEditingController.text = textEditingController.text
.substring(0, textEditingController.selection.start) +
textEditingController.text
.substring(textEditingController.selection.end);
textEditingController.selection =
TextSelection.collapsed(offset: newCaretPosition);
}