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a d�h�6 � @ s� d Z ddlmZ ddlmZmZmZ ddlmZ ddl m Z m Z m Z m Z mZ ddlmZmZmZ g d�Zeeeee f ZG d d � d �ZG d d � d e�Zddddd�dd�ZdS )z Wrapper for the layout. � )� annotations)� Generator�Iterable�Union)�Buffer� )� AnyContainer�ConditionalContainer� Container�Window� to_container)� BufferControl�SearchBufferControl� UIControl)�Layout�InvalidLayoutError�walkc @ s� e Zd ZdZdLdddd�dd�Zd d �d d �Zd d �dd�Zdd �dd�Zddd�dd�Zddd�dd�Z e dd �dd ��Z e j ddd �d d ��Z e d d �d d!��Z e j d dd�d"d!��Z e dd �d#d$��Ze d%d �d&d'��Zd(d �d)d*�Zd+d �d,d-�Ze d.d �d/d0��Zd d.d1�d2d3�Ze dd �d4d5��Ze dd �d6d7��Zdd �d8d9�Zdd �d:d;�Zdd �d<d=�Zd>d �d?d@�Zd>d �dAdB�Zdd �dCdD�Zdd �dEdF�Z dGdHdI�dJdK�Z dS )Mr aL The layout for a prompt_toolkit :class:`~prompt_toolkit.application.Application`. This also keeps track of which user control is focused. :param container: The "root" container for the layout. :param focused_element: element to be focused initially. (Can be anything the `focus` function accepts.) Nr zFocusableElement | None�None)� container�focused_element�returnc C s� t |�| _g | _i | _i | _|d u rnz| j�t| �� �� W qx tyj } zt d�|�W Y d }~qxd }~0 0 n | � |� g | _ d S )Nz>Invalid layout. The layout does not contain any Window object.) r r �_stack� search_links�_child_to_parent�append�next�find_all_windows� StopIterationr �focus�visible_windows)�selfr r �e� r" ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/prompt_toolkit/layout/layout.py�__init__( s �� zLayout.__init__�str)r c C s d| j �d| j�d�S )NzLayout(z, current_window=�))r �current_window�r r" r" r# �__repr__J s zLayout.__repr__z Generator[Window, None, None]c c s" | � � D ]}t|t�r|V qdS )zJ Find all the :class:`.UIControl` objects in this layout. N)r � isinstancer )r �itemr" r" r# r M s zLayout.find_all_windowszIterable[UIControl]c c s | � � D ] }|jV qd S �N)r �content�r r r" r" r# �find_all_controlsU s zLayout.find_all_controls�FocusableElement)�valuer c C s� t |t�rR| �� D ]*}t |t�r|jj|kr| �|� dS qtd|�d����n@t |t�r�| �� D ](}t |t�rd|j|krd| �|� dS qdtd|�d���n�t |t �r�|| �� vr�td��|� � s�td��|| _ n�t |�}t |t ��r|| �� v�rtd|����|| _n�g }t|dd�D ](}t |t ��r |j� � �r |�|� �q t| j�D ] }||v �rR|| _ dS �qR|�r�|d | _dS td |����dS ) a� Focus the given UI element. `value` can be either: - a :class:`.UIControl` - a :class:`.Buffer` instance or the name of a :class:`.Buffer` - a :class:`.Window` - Any container object. In this case we will focus the :class:`.Window` from this container that was focused most recent, or the very first focusable :class:`.Window` of the container. Nz,Couldn't find Buffer in the current layout: �.z7Invalid value. Container does not appear in the layout.z*Invalid value. UIControl is not focusable.z5Invalid value. Window does not appear in the layout: T�� skip_hiddenr z,Invalid value. Container cannot be focused: )r* r% r/ r �buffer�namer � ValueErrorr r � is_focusable�current_controlr r r r' r r- r �reversedr )r r1 �control�windows�c�wr" r" r# r Y sR � � �z Layout.focus�boolc C s� t |t�r$| jdu rdS | jj|kS t |t�r8| j|kS t |t�rL| j|kS t|�}t |t�rh| j |kS t |�D ]}|| j krp dS qpdS dS )z� Check whether the given control has the focus. :param value: :class:`.UIControl` or :class:`.Window` instance. NFT) r* r% �current_bufferr6 r r r9 r r r' r )r r1 �elementr" r" r# � has_focus� s zLayout.has_focusr c C s | j d jS )zI Get the :class:`.UIControl` to currently has the focus. ���)r r- r( r" r" r# r9 � s zLayout.current_control)r; r c C s0 | � � D ]}|j|kr|| _ dS qtd��dS )zC Set the :class:`.UIControl` to receive the focus. Nz(Control not found in the user interface.)r r- r' r7 )r r; Zwindowr" r" r# r9 � s r c C s | j d S )z=Return the :class:`.Window` object that is currently focused.rC )r r( r" r" r# r' � s zLayout.current_windowc C s | j �|� dS )z8Set the :class:`.Window` object to be currently focused.N)r r )r r1 r" r" r# r' � s c C s | j | jv S )z#True if we are searching right now.)r9 r r( r" r" r# � is_searching� s zLayout.is_searchingzBufferControl | Nonec C s$ | j }t|t�r | j�|�S dS dS )zY Return the :class:`.BufferControl` in which we are searching or `None`. N)r9 r* r r �get)r r; r" r" r# � search_target_buffer_control� s z#Layout.search_target_buffer_controlzIterable[Window]c c s, | � � D ] }t|t�r|j�� r|V qdS )zl Return all the :class:`.Window` objects which are focusable (in the 'modal' area). N)�walk_through_modal_arear* r r- r8 )r r> r" r" r# �get_focusable_windows� s z Layout.get_focusable_windowsz list[Window]c s | j � � fdd�| �� D �S )zO Return a list of :class:`.Window` objects that are focusable. c s g | ]}|� v r|�qS r" r" )�.0r> �r r" r# � <listcomp> � z8Layout.get_visible_focusable_windows.<locals>.<listcomp>)r rH r( r" rJ r# � get_visible_focusable_windows� s z$Layout.get_visible_focusable_windowsz Buffer | Nonec C s | j }t|t�r|jS dS )zD The currently focused :class:`~.Buffer` or `None`. N)r9 r* r r5 �r Z ui_controlr" r" r# r@ s zLayout.current_buffer)� buffer_namer c C sB | � � D ]4}t|t�rt|jt�r|jjj|kr|jj S qdS )zt Look in the layout for a buffer with the given name. Return `None` when nothing was found. N)r r* r r- r r5 r6 )r rO r> r" r" r# �get_buffer_by_name s zLayout.get_buffer_by_namec C s | j }t|t�S )z� Return `True` if the currently focused control is a :class:`.BufferControl`. (For instance, used to determine whether the default key bindings should be active or not.) )r9 r* r rN r" r" r# �buffer_has_focus s zLayout.buffer_has_focusc C s2 z| j d jW S ty, | j d j Y S 0 dS )zJ Get the :class:`.UIControl` to previously had the focus. ���rC N)r r- � IndexErrorr( r" r" r# �previous_control! s zLayout.previous_controlc C s" t | j�dkr | jdd� | _dS )z= Give the focus to the last focused control. r NrC )�lenr r( r" r" r# � focus_last+ s zLayout.focus_lastc C s^ | � � }t|�dkrZz|�| j�}W n ty: d}Y n0 |d t|� }| �|| � dS )z: Focus the next visible/focusable Window. r r N�rM rU �indexr' r7 r �r r< rX r" r" r# � focus_next2 s zLayout.focus_nextc C s^ | � � }t|�dkrZz|�| j�}W n ty: d}Y n0 |d t|� }| �|| � dS )z> Focus the previous visible/focusable Window. r r NrW rY r" r" r# �focus_previousB s zLayout.focus_previous�Iterable[Container]c c s t | j�E dH dS )zX Walk through all the layout nodes (and their children) and yield them. N)r r r( r" r" r# r R s z Layout.walkc c s6 | j }|�� s$|| jv r$| j| }qt|�E dH dS )zn Walk through all the containers which are in the current 'modal' part of the layout. N)r' Zis_modalr r )r �rootr" r" r# rG X s z Layout.walk_through_modal_areac s. i � ddd�� �fdd� ��| j � � | _dS )z= Update child->parent relationships mapping. r r )r! r c s" | � � D ]}| � |< �|� qd S r, )� get_children)r! r= ��parentsr r" r# r k s z-Layout.update_parents_relations.<locals>.walkN)r r r( r" r_ r# �update_parents_relationse s z Layout.update_parents_relationsc C s | j �� | j�� d S r, )r �clearr �resetr( r" r" r# rc t s z Layout.resetr zContainer | None)r r c C s& z | j | W S ty Y dS 0 dS )zo Return the parent container for the given container, or ``None``, if it wasn't found. N)r �KeyErrorr. r" r" r# � get_parent} s zLayout.get_parent)N) �__name__� __module__� __qualname__�__doc__r$ r) r r/ r rB �propertyr9 �setterr' rD rF rH rM r@ rP rQ rT rV rZ r[ r rG ra rc re r" r" r" r# r sJ �"N r c @ s e Zd ZdS )r N)rf rg rh r" r" r" r# r � s r Fr r? r\ )r r4 r c c sD |rt | t�r| �� sdS | V | �� D ]}t||d�E dH q(dS )z: Walk through layout, starting at this container. Nr3 )r* r �filterr^ r )r r4 r= r" r" r# r � s ��� r N)F)ri � __future__r �typingr r r Zprompt_toolkit.bufferr � containersr r r r r Zcontrolsr r r �__all__r% r0 r � Exceptionr r r" r" r" r# �<module> s m
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