Your IP : 216.73.216.213
U
i�f&+ � @ s� d dl Z d dlmZ G dd� de�ZG dd� d�ZG dd� de�ZG d d
� d
e�ZG d d � d e�Zd
d� Ze dkr�d dl
m Z e dddd� d dl m
Z
e
e� dS )� N)� Delegatorc @ s� e Zd ZdZdd� Zdd� Zdd� Zdd � Zd
d � Zd d
� Z dZ
dd� Z dZ dd� Z
d#dd�Zd$dd�Zdd� Zdd� Zd%d d �Zd d � Zd!d"� ZdS )&�
UndoDelegatori� c C s t �| � | �� d S �N)r �__init__�
reset_undo��self� r �1/opt/alt/python38/lib64/python3.8/idlelib/undo.pyr s
zUndoDelegator.__init__c C sj | j d k r(| �d� | �d� | �d� t�| |� |d k rf| �d| j� | �d| j� | �d| j� d S )Nz<<undo>>z<<redo>>z<<dump-undo-state>>)�delegateZunbindr � setdelegateZbind�
undo_event�
redo_event�
dump_event)r r r r r
r s
zUndoDelegator.setdelegatec C sv ddl m } || jd | j� � td| jdd� td| jdd� td| jdd� td| �� � || j| jd � � d S )
Nr )�pprintzpointer:� )�endzsaved:z
can_merge:z get_saved():�break)r �undolist�pointer�print�saved� can_merge� get_saved)r �eventr r r r
r ( s zUndoDelegator.dump_eventc C s& d| _ d| _g | _d| _| �d� d S �N���r � )� was_savedr r � undoblock� set_savedr r r r
r 2 s
zUndoDelegator.reset_undoc C s& |r| j | _nd| _d| _| �� d S )Nr F)r r r � check_saved)r �flagr r r
r 9 s
zUndoDelegator.set_savedc C s | j | jkS r )r r r r r r
r A s zUndoDelegator.get_savedNc C s
|| _ d S r )�saved_change_hook)r �hookr r r
�set_saved_change_hookF s z#UndoDelegator.set_saved_change_hookr c C s* | � � }|| jkr&|| _| jr&| �� d S r )r r r# )r Zis_savedr r r
r! K s
zUndoDelegator.check_savedc C s | � t|||�� d S r )�addcmd�
InsertCommand)r �index�chars�tagsr r r
�insertR s zUndoDelegator.insertc C s | � t||�� d S r )r& �
DeleteCommand�r �index1�index2r r r
�deleteU s zUndoDelegator.deletec C s | j dkrt� | _ | j �� d S �Nr )r �CommandSequence�
bump_depthr r r r
�undo_block_startc s
z UndoDelegator.undo_block_startc C sN | j �d�dkrJ| j }d| _ t|�dkrJt|�dkr>|�d�}| �|d� d S r )r r3 �len�getcmdr& �r �cmdr r r
�undo_block_stoph s
z UndoDelegator.undo_block_stopTc C s� |r|� | j� | jdkr*| j�|� d S | jrX| jdkrX| j| jd }|�|�rXd S |g| j| jd �< | j| jkr|d| _| jd | _t | j�| j
kr�| jd= | jd | _| jdkr�| jd | _d| _| � � d S )Nr r r T) �dor r �appendr r r �merger r5 �max_undor! )r r8 ZexecuteZlastcmdr r r
r& t s(
zUndoDelegator.addcmdc C sP | j dkr| �� dS | j| j d }|�| j� | j d | _ d| _| �� dS )Nr r r F)r �bellr �undor r r! �r r r8 r r r
r
� s
zUndoDelegator.undo_eventc C sR | j t| j�kr | �� dS | j| j }|�| j� | j d | _ d| _| �� dS )Nr r F)r r5 r r> �redor r r! r@ r r r
r � s zUndoDelegator.redo_event)N)N)T)�__name__�
__module__� __qualname__r= r r r r r r r# r% r r! r+ r0 r4 r9 r& r
r r r r r
r s$
r c @ sR e Zd ZdZddd�Zdd� Zdd� Zdd � Zd
d � Zd d
� Z dd� Z
dd� Z dS )�CommandNc C s, i | _ i | _|| _|| _|| _|r(|| _d S r )� marks_before� marks_afterr. r/ r) r* )r r. r/ r) r* r r r
r � s zCommand.__init__c C s> | j j}| j| j| j| jf}| jd kr2|d d� }|t|� S )Nr )� __class__rB r. r/ r) r* �repr)r �s�tr r r
�__repr__� s
zCommand.__repr__c C s d S r r �r �textr r r
r: � s z
Command.doc C s d S r r rM r r r
rA � s z Command.redoc C s d S r r rM r r r
r? � s z Command.undoc C s dS r1 r r7 r r r
r< � s z
Command.mergec C s4 i }|� � D ]"}|dkr |dkr |�|�||< q |S )Nr+ Zcurrent)Z
mark_namesr( )r rN �marks�namer r r
�
save_marks� s
zCommand.save_marksc C s" |� � D ]\}}|�||� qd S r )�items�mark_set)r rN rO rP r( r r r
� set_marks� s zCommand.set_marks)N) rB rC rD r* r rL r: rA r? r< rQ rT r r r r
rE � s
rE c @ sN e Zd Zddd�Zdd� Zdd� Zdd � Zd
d � Zej ej
d Z d
d� Z dS )r' Nc C s t �| |d ||� d S r �rE r )r r. r) r* r r r
r � s zInsertCommand.__init__c C sv | � |�| _|�| j�| _|�| jdd�r6|�d�| _|�| j| j| j� |�d| jt| j�f �| _ | � |�| _
d S )N�>�end-1cz%s+%dc) rQ rF r( r. �comparer+ r) r* r5 r/ rG rM r r r
r: � s zInsertCommand.doc C s> |� d| j� |�| j| j| j� | �|| j� |�d� d S �Nr+ )rS r. r+ r) r* rT rG �seerM r r r
rA � s zInsertCommand.redoc C s: |� d| j� |�| j| j� | �|| j� |�d� d S rY )rS r. r0 r/ rT rF rZ rM r r r
r? � s zInsertCommand.undoc C s� | j |j k rdS | j|jkr dS | j|jkr0dS t|j�dkrBdS | jrh| �| jd �| �|j�krhdS |j| _| j|j | _dS )NFr r T)rH r/ r. r* r5 r) �classifyr7 r r r
r< � s �zInsertCommand.merge�_c C s || j krdS |dkrdS dS )N� alphanumeric�
�newlineZ punctuation)r] )r �cr r r
r[ s
zInsertCommand.classify)N)
rB rC rD r r: rA r? r< �stringZ
ascii_lettersZdigitsr] r[ r r r r
r' � s
r' c @ s. e Zd Zd
dd�Zdd� Zdd� Zdd � ZdS ) r, Nc C s t �| ||d d � d S r rU r- r r r
r s zDeleteCommand.__init__c C s� | � |�| _|�| j�| _| jr0|�| j�| _n|�| jd �| _|�| jdd�r^|�d�| _|�| j| j�| _|�| j| j� | � |�| _ d S )Nz +1crV rW )
rQ rF r( r. r/ rX �getr) r0 rG rM r r r
r: s zDeleteCommand.doc C s: |� d| j� |�| j| j� | �|| j� |�d� d S rY )rS r. r0 r/ rT rG rZ rM r r r
rA s zDeleteCommand.redoc C s: |� d| j� |�| j| j� | �|| j� |�d� d S rY )rS r. r+ r) rT rF rZ rM r r r
r? $ s zDeleteCommand.undo)N)rB rC rD r r: rA r? r r r r
r, s
r, c @ sN e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z ddd�Z
dS )r2 c C s g | _ d| _d S r1 )�cmds�depthr r r r
r 0 s zCommandSequence.__init__c C s> | j j}g }| jD ]}|�d|f � q|d d�|� d S )Nz %rz(
z,
z
))rH rB rc r; �join)r rJ Zstrsr8 r r r
rL 4 s
zCommandSequence.__repr__c C s
t | j�S r )r5 rc r r r r
�__len__; s zCommandSequence.__len__c C s | j �|� d S r )rc r; r7 r r r
r; > s zCommandSequence.appendc C s
| j | S r )rc )r �ir r r
r6 A s zCommandSequence.getcmdc C s | j D ]}|�|� qd S r )rc rA )r rN r8 r r r
rA D s
zCommandSequence.redoc C s. | j d d � }|�� |D ]}|�|� qd S r )rc �reverser? )r rN rc r8 r r r
r? H s zCommandSequence.undor c C s | j | | _ | j S r )rd )r Zincrr r r
r3 N s zCommandSequence.bump_depthN)r ) rB rC rD r rL rf r; r6 rA r? r3 r r r r
r2 , s r2 c
s ddl m}m}m} ddlm} || �}|�d� tt| � � �
d�dd � �\}}|� d||d f � ||d d
�}|� � |� � ||�} t
� � | �� � ||d � fd d
�d�}
|
j dd� ||d� fdd
�d�} | j dd� ||d� fdd
�d�} | j dd� d S )Nr )�Toplevel�Text�Button)�
PercolatorzTest UndoDelegator�+r z+%d+%d� �
)ZheightZUndoc s
� � d �S r )r
r ��dr r
�<lambda>b � z!_undo_delegator.<locals>.<lambda>)rN Zcommand�left)ZsideZRedoc s
� � d �S r )r r rp r r
rr d rs ZDumpc s
� � d �S r )r r rp r r
rr f rs )Ztkinterri rj rk Zidlelib.percolatorrl �title�map�intZgeometry�splitZpackZ focus_setr Z insertfilter)
�parentri rj rk rl Zundowin�x�yrN �pr? rA �dumpr rp r
�_undo_delegatorS s$
r~ �__main__)�mainzidlelib.idle_test.test_undo� F)� verbosity�exit)�run)ra Zidlelib.delegatorr r rE r' r, r2 r~ rB Zunittestr� Zidlelib.idle_test.htestr� r r r r
�<module> s -9$'