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python3.10
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textpad.cpython-310.pyc
o � i� � @ sZ d Z ddlZddlZdd� ZG dd� d�Zedkr+dd � Ze�e�Ze d e e�� dS dS ) z:Simple textbox editing widget with Emacs-like keybindings.� Nc C s� | � |d |tj|| d � | �||d tj|| d � | �||d tj|| d � | � |d |tj|| d � | �||tj� | �||tj� | �||tj� | �||tj � dS )z^Draw a rectangle with corners at the provided upper-left and lower-right coordinates. � N) �vline�curses� ACS_VLINE�hline� ACS_HLINE�addch� ACS_ULCORNER� ACS_URCORNER� ACS_LRCORNER� ACS_LLCORNER)�win�uly�ulx�lry�lrx� r �%/usr/lib/python3.10/curses/textpad.py� rectangle s r c @ sL e Zd ZdZddd�Zdd� Zdd� Zd d � Zd d � Zd d� Z ddd�Z dS )�Textboxad Editing widget using the interior of a window object. Supports the following Emacs-like key bindings: Ctrl-A Go to left edge of window. Ctrl-B Cursor left, wrapping to previous line if appropriate. Ctrl-D Delete character under cursor. Ctrl-E Go to right edge (stripspaces off) or end of line (stripspaces on). Ctrl-F Cursor right, wrapping to next line when appropriate. Ctrl-G Terminate, returning the window contents. Ctrl-H Delete character backward. Ctrl-J Terminate if the window is 1 line, otherwise insert newline. Ctrl-K If line is blank, delete it, otherwise clear to end of line. Ctrl-L Refresh screen. Ctrl-N Cursor down; move down one line. Ctrl-O Insert a blank line at cursor location. Ctrl-P Cursor up; move up one line. Move operations do nothing if the cursor is at an edge where the movement is not possible. The following synonyms are supported where possible: KEY_LEFT = Ctrl-B, KEY_RIGHT = Ctrl-F, KEY_UP = Ctrl-P, KEY_DOWN = Ctrl-N KEY_BACKSPACE = Ctrl-h Fc C s. || _ || _| �� d| _d | _|�d� d S �Nr )r � insert_mode�_update_max_yx� stripspaces�lastcmd�keypad)�selfr r r r r �__init__+ s zTextbox.__init__c C s& | j �� \}}|d | _|d | _d S r )r �getmaxyx�maxy�maxx)r r r r r r r 3 s zTextbox._update_max_yxc C s\ | � � | j} tj�| j�||��tjjkr"t| j|d �} |S |dkr) |S |d }q)zuGo to the location of the first blank on the given line, returning the index of the last non-blank character.Tr r )r r r �asciir �inch�SP�min)r �y�lastr r r � _end_of_line8 s ���zTextbox._end_of_linec C s� | � � | j�� \}}d }|| jk s|| jk rW| jr | j�� }z| j�|� W n tj y1 Y nw | jr;tj � |�s<n|}| j�� \}}|d u rM||f}|| jk s|| jk s|d urc| jj |� d S d S �N) r r �getyxr r r r" r r �errorr! �isprint�move)r �chr% �x�backyx�oldchr r r �_insert_printable_charF s* ���z Textbox._insert_printable_charc C sP | � � | j�� \}}|| _tj�|�r%|| jk s || jk r#| � |� dS |tjj kr4| j� |d� dS |tjj tj tjjtjfv r�|dkrP| j� ||d � n!|dkrUn | jrg| j� |d | �|d �� n | j� |d | j� |tjjtjfv r| j�� dS |tjjkr�| j�� dS |tjjkr�| jr�| j� || �|�� dS | j� || j� dS |tjjtjfv r�|| jk r�| j� ||d � dS || jkr� dS | j� |d d� dS |tjjkr�dS |tjjkr�| jdkr�dS || jk r�| j� |d d� dS |tjjk�r'|dk�r| �|�dk�r| j�� dS | j� ||� | j�� dS |tjj k�r5| j� � dS |tjj tj fv �rh|| jk �rf| j� |d |� || �|d �k�rf| j� |d | �|d �� dS |tjj k�rv| j�!� dS |tjj"tj#fv �r�|dk�r�| j� |d |� || �|d �k�r�| j� |d | �|d �� dS )z!Process a single editing command.r r )$r r r) r r r! r+ r r r1 �SOHr, �STX�KEY_LEFT�BS� KEY_BACKSPACEr r' �delch�EOT�ENQ�ACK� KEY_RIGHT�BEL�NL�VT�deleteln�clrtoeol�FF�refresh�SO�KEY_DOWN�SI�insertln�DLE�KEY_UP)r r- r% r. r r r � do_command_ s� 8 �6 � + � ) �&�$� ! � � � � � � � � � zTextbox.do_commandc C s� d}| � � t| jd �D ]A}| j�|d� | �|�}|dkr#| jr#q t| jd �D ]}| jr5||kr5 n|tt j � | j� ||��� }q*| jdkrN|d }q |S )z.Collect and return the contents of the window.� r r � ) r �ranger r r, r' r r �chrr r! r" )r �resultr% �stopr. r r r �gather� s �zTextbox.gatherNc C s> | j �� }|r ||�}|sq | �|�s | �� S | j �� q)z2Edit in the widget window and collect the results.)r �getchrI rB rP )r �validater- r r r �edit� s ��z Textbox.edit)Fr( ) �__name__� __module__� __qualname__�__doc__r r r' r1 rI rP rS r r r r r s Ar �__main__c C sf d\}}d\}}| � |d |d� t�||||�}t| |d |d || || � | �� t|��� S )N)� � )� � � zUse Ctrl-G to end editing.r )�addstrr �newwinr rB r rS )�stdscr�ncols�nlinesr r r r r r � test_editbox� s rc zContents of text box:) rW r � curses.asciir r rT rc �wrapper�str�print�reprr r r r �<module> s , �
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