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user_manual/python_scripting/krita_python_plugin_howto.rst

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99 99​
100Creating an extension 100​Creating an extension
101--------------------- 101​---------------------
102 102​
103`Extensions <https://api.kde.org/extragear-api/graphics-apidocs/krita/libs/libkis/html/classExtension.html>`_ are relatively simple python scripts that run on Krita start. They are made by extending the Extension class, and the most barebones extension looks like this: 103​`Extensions <https://api.kde.org/extragear-api/graphics-apidocs/krita/libs/libkis/html/classExtension.html>`_ are relatively simple python scripts that run on Krita start. They are made by extending the Extension class, and the most barebones extension looks like this:
104 104​
105.. code:: python 105​.. code:: python
106 106​
107 import sys ​
108 from krita import * 107​ from krita import *
109 108​
110 class MyExtension(Extension): 109​ class MyExtension(Extension):
111 110​
112 def __init__(self, parent): 111​ def __init__(self, parent):
113 #This is initialising the parent, always important when subclassing. 112​ #This is initialising the parent, always important when subclassing.
114 super().__init__(parent) 113​ super().__init__(parent)
115 114​
Show All 40 Lines151 if doc is not None:
156 # InfoObject is a dictionary with specific export options, but when we make an empty one Krita will use the export defaults. 155​ # InfoObject is a dictionary with specific export options, but when we make an empty one Krita will use the export defaults.
157 doc.exportImage(fileName, InfoObject()) 156​ doc.exportImage(fileName, InfoObject())
158 157​
159 158​
160And add the import for QFileDialog above with the imports: 159​And add the import for QFileDialog above with the imports:
161 160​
162.. code:: python 161​.. code:: python
163 162​
164 import sys ​
165 from krita import * 163​ from krita import *
166 from PyQt5.QtWidgets import QFileDialog 164​ from PyQt5.QtWidgets import QFileDialog
167 165​
168Then, to connect the action to the new export document: 166​Then, to connect the action to the new export document:
169 167​
170.. code:: python 168​.. code:: python
171 169​
172 def createActions(self, window): 170​ def createActions(self, window):
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237 235​
238Creating a docker 236​Creating a docker
239----------------- 237​-----------------
240 238​
241Creating a custom `docker <https://api.kde.org/extragear-api/graphics-apidocs/krita/libs/libkis/html/classDockWidget.html>`_ is much like creating an extension. Dockers are in some ways a little easier, but they also require more use of widgets. This is the barebones docker code: 239​Creating a custom `docker <https://api.kde.org/extragear-api/graphics-apidocs/krita/libs/libkis/html/classDockWidget.html>`_ is much like creating an extension. Dockers are in some ways a little easier, but they also require more use of widgets. This is the barebones docker code:
242 240​
243.. code:: python 241​.. code:: python
244 242​
245 import sys ​
246 from PyQt5.QtWidgets import * 243​ from PyQt5.QtWidgets import *
247 from krita import * 244​ from krita import *
248 245​
249 class MyDocker(DockWidget): 246​ class MyDocker(DockWidget):
250 247​
251 def __init__(self): 248​ def __init__(self):
252 super().__init__() 249​ super().__init__()
253 self.setWindowTitle("My Docker") 250​ self.setWindowTitle("My Docker")
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