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_propertyhelper.cpython-39.opt-1.pyc
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a b�^S7 � @ s� d dl mZ d dlmZmZmZmZmZmZm Z m Z m Z m Z m Z mZmZmZmZmZmZmZmZmZmZmZmZmZ ejZej Z ej Z ej Z ej Z ej Z ej!Z!ej"Z"G dd� de#�Z$dd� Z%dS )� )�_gi)� TYPE_NONE�TYPE_INTERFACE� TYPE_CHAR� TYPE_UCHAR� TYPE_BOOLEAN�TYPE_INT� TYPE_UINT� TYPE_LONG� TYPE_ULONG� TYPE_INT64� TYPE_UINT64� TYPE_ENUM� TYPE_FLAGS� TYPE_FLOAT� TYPE_DOUBLE� TYPE_STRING� TYPE_POINTER� TYPE_BOXED� TYPE_PARAM� TYPE_OBJECT� TYPE_PYOBJECT� TYPE_GTYPE� TYPE_STRV� TYPE_VARIANTc @ sJ e Zd ZdZeeeeee e e e e iZedededee e e eeeeediZeeeeededeee eee ee iZ edededededede dede di Z G dd � d e �Z!d d d d dde"j#d d f d d �Z$d d� Z%dd� Z&dd� Z'dd� Z(dd� Z)dd� Z*dd� Z+dd � Z,d d � Z-d d � Z.d!d"� Z/d#d$� Z0d%d&� Z1d'd(� Z2d)d*� Z3d+d,� Z4d S )-�Propertya� Creates a new Property which when used in conjunction with GObject subclass will create a Python property accessor for the GObject ParamSpec. :param callable getter: getter to get the value of the property :param callable setter: setter to set the value of the property :param type type: type of property :param default: default value, must match the property type. :param str nick: short description :param str blurb: long description :param GObject.ParamFlags flags: parameter flags :keyword minimum: minimum allowed value (int, float, long only) :keyword maximum: maximum allowed value (int, float, long only) .. code-block:: python class MyObject(GObject.Object): prop = GObject.Property(type=str) obj = MyObject() obj.prop = 'value' obj.prop # now is 'value' The API is similar to the builtin :py:func:`property`: .. code-block:: python class AnotherObject(GObject.Object): value = 0 @GObject.Property def prop(self): 'Read only property.' return 1 @GObject.Property(type=int) def propInt(self): 'Read-write integer property.' return self.value @propInt.setter def propInt(self, value): self.value = value � l���� l ���� l ���� � g c @ s e Zd Zdd� ZdS )zProperty.__metaclass__c C s dS )Nz<class 'GObject.Property'>� ��selfr r �8/usr/lib64/python3.9/site-packages/gi/_propertyhelper.py�__repr__� s z Property.__metaclass__.__repr__N)�__name__� __module__� __qualname__r" r r r r! � __metaclass__� s r& Nc C s4 d | _ |d u rt}| �|�| _| �|�| _| �� t|t�sDt d��|| _ t|t�s\t d��|| _ || _ || _ |r~|s~| j}n$|r�|s�| j}n|s�|s�| j}| j}| �|� || _|d ur�|| �� k r�t d| j| �� f ��n| �� }|| _| d u�r | | �� k�r$t d| j| �� f ��n| �� } | | _d | _d S )Nznick must be a stringzblurb must be a stringz+Minimum for type %s cannot be lower than %dz,Maximum for type %s cannot be higher than %d)�name�object�_type_from_python�type� _get_default�default�_check_default� isinstance�str� TypeError�nick�blurb�__doc__�flags�_readonly_setter�_writeonly_getter�_default_getter�_default_setter�getter�fset� _get_minimum�minimum� _get_maximum�maximum�_exc) r r9 �setterr* r, r1 r2 r4 r< r> r r r! �__init__� sT �� ��zProperty.__init__c C s d| j p d| jj f S )Nz<GObject Property %s (%s)>z(uninitialized))r' r* r r r r! r" � s �zProperty.__repr__c C s6 |d u r | S d | _ | �|�}| j r2| j }d | _ |�|S �N)r? �fget)r �instance�klass�value�excr r r! �__get__� s zProperty.__get__c C s: |d u r t �d | _|�| j|� | jr6| j}d | _|�d S rB )r0 r? Z set_propertyr' )r rD rF rG r r r! �__set__� s zProperty.__set__c C s | � |�S )z;Allows application of the getter along with init arguments.)r9 �r rC r r r! �__call__� s zProperty.__call__c C s |j r|j | _|j | _ || _| S )z8Set the getter function to fget. For use as a decorator.)r3 r2 rC rJ r r r! r9 � s zProperty.getterc C s || _ | js| jj| _| S )z8Set the setter function to fset. For use as a decorator.)r: r' rC r# )r r: r r r! r@ � s zProperty.setterc C s� || j v r| j | S t|t�rBt|tjtjtjtjtj f�rB|j S |t t t ttttttttttttttt t t t t fv rz|S t!d|f ��d S )NzUnsupported type: %r)"�_type_from_pytype_lookupr. r* � issubclassr ZGObjectZGEnumZGFlagsZGBoxedZ GInterface� __gtype__r r r r r r r r r r r r r r r r r r r r r r r0 )r �type_r r r! r) � s( �� �zProperty._type_from_pythonc C s |d ur |S | j �| jd �S rB )�_default_lookup�getr* )r r, r r r! r+ s zProperty._get_defaultc C sz | j }| j}|tkr.|dvr.td|f ���nH|tkrJ|d urFtd���n,|tkrf|d urbtd���n|�t�r�|d u r�td��n t� |��|�s�td||f ��n�|�t �r�t� |��|�s�td||f ��n�|�t ��r2|d u�r2t |t ��stdt|� ��|D ](}t |�ttfv�rtd t|� ���qnD|�t��rv|d u�rvt|d ��rft� |��t��svtd ||f ��d S ) N)TFz%default must be True or False, not %rz)object types does not have default valuesz(GType types does not have default valuesz%enum properties needs a default valuez'enum value %s must be an instance of %rz(flags value %s must be an instance of %rz Strv value %s must be a listz'Strv value %s must contain only stringsrN z*variant value %s must be an instance of %r)r* r, r r0 r r �is_ar r ZGTyper r r. �list�reprr/ �bytesr �hasattr)r �ptyper, �valr r r! r- sF � � � �zProperty._check_defaultc C s | j �| jd �S rB )�_min_value_lookuprQ r* r r r r! r; 3 s zProperty._get_minimumc C s | j �| jd �S rB )�_max_value_lookuprQ r* r r r r! r= 6 s zProperty._get_maximumc C s t |d| j |� d S �NZ_property_helper_)�setattrr' �r rD rF r r r! r8 = s zProperty._default_setterc C s t |d| j | j�S r[ )�getattrr' r, �r rD r r r! r7 @ s zProperty._default_getterc C s t d| jt|�jf �| _d S )Nz %s property of %s is read-only�r0 r' r* r# r? r] r r r! r5 C s �zProperty._readonly_setterc C s t d| jt|�jf �| _d S )Nz %s property of %s is write-onlyr` r_ r r r! r6 G s �zProperty._writeonly_getterc C s� | j }|ttttttttfv r0| j | j | j f}nl|t ks^|t ks^|�t�s^|�t�s^|�t�rh| j f}n4|ttfv rzd}n"|�t�s�|�t�r�d}nt|��| j | j| jf| | jf S )Nr )r* r r r r r r r r r< r> r, r r rR r r r r r r r �NotImplementedErrorr1 r2 r4 )r rW �argsr r r! �get_pspec_argsO s& ���� zProperty.get_pspec_args)5r# r$ r% r3 �intr �boolr �floatr r/ r r( r rL r r r r � G_MAXFLOAT� G_MAXDOUBLE�G_MININTr � G_MINLONGr rY � G_MAXUINT� G_MAXULONG�G_MAXINT� G_MAXLONGrZ rP r* r& r ZPARAM_READWRITErA r" rH rI rK r9 r@ r) r+ r- r; r= r8 r7 r5 r6 rc r r r r! r ' sp 7� � � � � 8 !r c s� � j �di �}g }� j �� D ]b\}}t|t�r |js:||_|j|v rf||j |�� krXq td|j ��|�� ||j< |�|� q |s�dS |� _ d� j v s�d� j v r�|D ],}|j |j ks�|j |j kr�td� jf ��q�dd� }|� _� fd d �}|� _dS ) z� Scans the given class for instances of Property and merges them into the classes __gproperties__ dict if it exists or adds it if not. �__gproperties__z0Property %s was already found in __gproperties__N�do_get_property�do_set_propertyzGObject subclass %r defines do_get/set_property and it also uses a property with a custom setter or getter. This is not allowedc S s |j �dd�}t| |d �S �N�-�_)r' �replacer^ )r �pspecr' r r r! �obj_get_property� s z,install_properties.<locals>.obj_get_propertyc s. |j �dd�}t� |d �}|r*|�| |� d S rr )r' ru r^ r: )r rv rF r' �prop��clsr r! �obj_set_property� s z,install_properties.<locals>.obj_set_property)�__dict__rQ �itemsr. r r' rc � ValueError�appendro rC r7 r: r8 r0 r# rp rq )rz Z gpropertiesZpropsr' rx rw r{ r ry r! �install_propertiesb s6 �� r� N)&r r Z _constantsr r r r r r r r r r r r r r r r r r r r r r r r rg rh ri rm rk rj rn rl r( r r� r r r r! �<module> s h =