a Jb@s>dZddlmZmZmZGdddeZGdddejZdS)zD A generic Emacs-style kill ring, as well as a Qt-specific version. )QtCore QtWidgetsQtGuic@s8eZdZdZddZddZddZdd Zd d Zd S) KillRingz& A generic Emacs-style kill ring. cCs |dS)N)clearselfr 2lib/python3.9/site-packages/qtconsole/kill_ring.py__init__szKillRing.__init__cCsd|_g|_dS) Clears the kill ring. N_index_ringrr r r rszKillRing.clearcCs|j|dSz, Adds some killed text to the ring. N)rappendrtextr r r killsz KillRing.killcCst|j|_|S)zr Yank back the most recently killed text. Returns ------- A text string or None. )lenrrrotaterr r r yank s z KillRing.yankcCs(|jd8_|jdkr$|j|jSdS)z{ Rotate the kill ring, then yank back the new top. Returns ------- A text string or None. rNrrr r r r*s  zKillRing.rotateN) __name__ __module__ __qualname____doc__r rrrrr r r r rs  rcsPeZdZdZfddZddZddZdd Zd d Zd d Z ddZ Z S) QtKillRingz/ A kill ring attached to Q[Plain]TextEdit. csLt|tjtjfsJtt|_d|_d|_ ||_ |j |j dS)zD Create a kill ring attached to the specified Qt text edit. NF) isinstancerZ QTextEditZQPlainTextEditsuperr rr _prev_yank _skip_cursor _text_editZcursorPositionChangedZconnect_cursor_position_changed)rZ text_edit __class__r r r >s zQtKillRing.__init__cCs|jd|_dS)r N)rrr!rr r r rKs zQtKillRing.clearcCs|j|dSr)rrrr r r rQszQtKillRing.killcCs"|}|r|||dS)z5 Kills the text selected by the give cursor. N)Z selectedTextZremoveSelectedTextr)rcursorrr r r kill_cursorVszQtKillRing.kill_cursorcCs2|j}|r.d|_|j}||||_dS)z2 Yank back the most recently killed text. TN)rrr"r# textCursor insertTextr!rrr'r r r r^s    zQtKillRing.yankcCsV|jrR|j}|rRd|_|j}|jtjj tjj t |jd| |||_dS)z; Rotate the kill ring, then yank back the new top. T)nN) r!rrr"r#r)Z movePositionrZ QTextCursorZLeftZ KeepAnchorrr*r+r r r rhs    zQtKillRing.rotatecCs|jrd|_nd|_dS)NF)r"r!rr r r r$|sz#QtKillRing._cursor_position_changed) rrrrr rrr(rrr$ __classcell__r r r%r r6s  rN) rZqtpyrrrobjectrZQObjectrr r r r s(