Allow marks on the left margin

[neko-para]

It's quite neccessary in showing breakpoints.

[neko-para]

We can use a widget to wrap the QTextEdit, so that we can add a new small widget on the left, which could show marks.

[ouuan]

We can use a widget to wrap the QTextEdit, so that we can add a new small widget on the left, which could show marks.

I think you are looking for QLineNumberArea.

[neko-para]

Is QLineNumberArea a widget or sth.? I've searched but find nothing.

[ouuan]

Is QLineNumberArea a widget or sth.? I've searched but find nothing.

It's in QCodeEditor.