Plugins/PluginPep8Checker.py

changeset 832
eb5ff61f927b
child 843
522c8befcf49
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Plugins/PluginPep8Checker.py	Sun Jan 09 18:16:46 2011 +0100
@@ -0,0 +1,278 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2011 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing the PEP 8 Checker plugin.
+"""
+
+import os
+
+from PyQt4.QtCore import QObject
+
+from E5Gui.E5Application import e5App
+
+from E5Gui.E5Action import E5Action
+
+from CheckerPlugins.Pep8.Pep8Dialog import Pep8Dialog
+
+import Preferences
+
+# Start-Of-Header
+name = "PEP 8 Checker Plugin"
+author = "Detlev Offenbach <detlev@die-offenbachs.de>"
+autoactivate = True
+deactivateable = True
+version = "5.1.0"
+className = "Pep8CheckerPlugin"
+packageName = "__core__"
+shortDescription = "Show the PEP 8 Checker dialog."
+longDescription = """This plugin implements the PEP 8 Checker dialog.""" \
+ """ PEP 8 Checker is used to check Python source files for compliance""" \
+ """ to the conventions given in PEP 8."""
+pyqtApi = 2
+# End-Of-Header
+
+error = ""
+
+class Pep8CheckerPlugin(QObject):
+    """
+    Class implementing the PEP 8 Checker plugin.
+    """
+    def __init__(self, ui):
+        """
+        Constructor
+        
+        @param ui reference to the user interface object (UI.UserInterface)
+        """
+        QObject.__init__(self, ui)
+        self.__ui = ui
+        self.__initialize()
+        
+    def __initialize(self):
+        """
+        Private slot to (re)initialize the plugin.
+        """
+        self.__projectAct = None
+        self.__projectPep8CheckerDialog = None
+        
+        self.__projectBrowserAct = None
+        self.__projectBrowserMenu = None
+        self.__projectBrowserPep8CheckerDialog = None
+        
+        self.__editors = []
+        self.__editorAct = None
+        self.__editorPep8CheckerDialog = None
+
+    def activate(self):
+        """
+        Public method to activate this plugin.
+        
+        @return tuple of None and activation status (boolean)
+        """
+        menu = e5App().getObject("Project").getMenu("Checks")
+        if menu:
+            self.__projectAct = E5Action(self.trUtf8('Check PEP 8 Compliance'),
+                    self.trUtf8('PEP &8 Compliance...'), 0, 0,
+                    self, 'project_check_pep8')
+            self.__projectAct.setStatusTip(
+                self.trUtf8('Check PEP 8 compliance.'))
+            self.__projectAct.setWhatsThis(self.trUtf8(
+                """<b>Check PEP 8 Compliance...</b>"""
+                """<p>This checks Python files for compliance to the"""
+                """ conventions given in PEP 8.</p>"""
+            ))
+            self.__projectAct.triggered[()].connect(self.__projectPep8Check)
+            e5App().getObject("Project").addE5Actions([self.__projectAct])
+            menu.addAction(self.__projectAct)
+        
+        self.__editorAct = E5Action(self.trUtf8('Check PEP 8 Compliance'),
+                self.trUtf8('PEP &8 Compliance...'), 0, 0,
+                self, "")
+        self.__editorAct.setWhatsThis(self.trUtf8(
+                """<b>Check PEP 8 Compliance...</b>"""
+                """<p>This checks Python files for compliance to the"""
+                """ conventions given in PEP 8.</p>"""
+        ))
+        self.__editorAct.triggered[()].connect(self.__editorPep8Check)
+        
+        e5App().getObject("Project").showMenu.connect(self.__projectShowMenu)
+        e5App().getObject("ProjectBrowser").getProjectBrowser("sources")\
+            .showMenu.connect(self.__projectBrowserShowMenu)
+        e5App().getObject("ViewManager").editorOpenedEd.connect(
+            self.__editorOpened)
+        e5App().getObject("ViewManager").editorClosedEd.connect(
+            self.__editorClosed)
+        
+        for editor in e5App().getObject("ViewManager").getOpenEditors():
+            self.__editorOpened(editor)
+        
+        return None, True
+
+    def deactivate(self):
+        """
+        Public method to deactivate this plugin.
+        """
+        e5App().getObject("Project").showMenu.disconnect(
+            self.__projectShowMenu)
+        e5App().getObject("ProjectBrowser").getProjectBrowser("sources")\
+            .showMenu.disconnect(self.__projectBrowserShowMenu)
+        e5App().getObject("ViewManager").editorOpenedEd.disconnect(
+            self.__editorOpened)
+        e5App().getObject("ViewManager").editorClosedEd.disconnect(
+            self.__editorClosed)
+        
+        menu = e5App().getObject("Project").getMenu("Checks")
+        if menu:
+            menu.removeAction(self.__projectAct)
+        
+        if self.__projectBrowserMenu:
+            if self.__projectBrowserAct:
+                self.__projectBrowserMenu.removeAction(
+                    self.__projectBrowserAct)
+        
+        for editor in self.__editors:
+            editor.showMenu.disconnect(self.__editorShowMenu)
+            menu = editor.getMenu("Checks")
+            if menu is not None:
+                menu.removeAction(self.__editorAct)
+        
+        self.__initialize()
+    
+    def __projectShowMenu(self, menuName, menu):
+        """
+        Private slot called, when the the project menu or a submenu is 
+        about to be shown.
+        
+        @param menuName name of the menu to be shown (string)
+        @param menu reference to the menu (QMenu)
+        """
+        if menuName == "Checks" and self.__projectAct is not None:
+            self.__projectAct.setEnabled(
+                e5App().getObject("Project").getProjectLanguage() in \
+                    ["Python3"])
+##                    ["Python3", "Python2", "Python"])
+    
+    def __projectBrowserShowMenu(self, menuName, menu):
+        """
+        Private slot called, when the the project browser menu or a submenu is 
+        about to be shown.
+        
+        @param menuName name of the menu to be shown (string)
+        @param menu reference to the menu (QMenu)
+        """
+        if menuName == "Checks" and \
+           e5App().getObject("Project").getProjectLanguage() in \
+                ["Python3"]:
+##                ["Python3", "Python2", "Python"]:
+            self.__projectBrowserMenu = menu
+            if self.__projectBrowserAct is None:
+                self.__projectBrowserAct = E5Action(
+                    self.trUtf8('Check PEP 8 Compliance'),
+                    self.trUtf8('PEP &8 Compliance...'), 0, 0,
+                    self, "")
+                self.__projectBrowserAct.setWhatsThis(self.trUtf8(
+                    """<b>Check PEP 8 Compliance...</b>"""
+                    """<p>This checks Python files for compliance to the"""
+                    """ conventions given in PEP 8.</p>"""
+                ))
+                self.__projectBrowserAct.triggered[()].connect(
+                    self.__projectBrowserPep8Check)
+            if not self.__projectBrowserAct in menu.actions():
+                menu.addAction(self.__projectBrowserAct)
+    
+    def __projectPep8Check(self):
+        """
+        Public slot used to check the project files for PEP 8 compliance.
+        """
+        project = e5App().getObject("Project")
+        project.saveAllScripts()
+        ppath = project.getProjectPath()
+        files = [os.path.join(ppath, file) \
+            for file in project.pdata["SOURCES"] \
+                if file.endswith(
+                    tuple(Preferences.getPython("Python3Extensions")))]
+##                    tuple(Preferences.getPython("Python3Extensions")) +
+##                    tuple(Preferences.getPython("PythonExtensions")))]
+        
+        self.__projectPep8CheckerDialog = Pep8Dialog()
+        self.__projectPep8CheckerDialog.show()
+        self.__projectPep8CheckerDialog.prepare(files, project)
+    
+    def __projectBrowserPep8Check(self):
+        """
+        Private method to handle the PEP 8 check context menu action of
+        the project sources browser.
+        """
+        browser = e5App().getObject("ProjectBrowser")\
+            .getProjectBrowser("sources")
+        itm = browser.model().item(browser.currentIndex())
+        try:
+            fn = itm.fileName()
+            isDir = False
+        except AttributeError:
+            fn = itm.dirName()
+            isDir = True
+        
+        self.__projectBrowserPep8CheckerDialog = Pep8Dialog()
+        self.__projectBrowserPep8CheckerDialog.show()
+        if isDir:
+            self.__projectBrowserPep8CheckerDialog.start(
+                fn, save = True)
+        else:
+            self.__projectBrowserPep8CheckerDialog.start(
+                fn, save = True, repeat = True)
+    
+    def __editorOpened(self, editor):
+        """
+        Private slot called, when a new editor was opened.
+        
+        @param editor reference to the new editor (QScintilla.Editor)
+        """
+        menu = editor.getMenu("Checks")
+        if menu is not None:
+            menu.addAction(self.__editorAct)
+            editor.showMenu.connect(self.__editorShowMenu)
+            self.__editors.append(editor)
+    
+    def __editorClosed(self, editor):
+        """
+        Private slot called, when an editor was closed.
+        
+        @param editor reference to the editor (QScintilla.Editor)
+        """
+        try:
+            self.__editors.remove(editor)
+        except ValueError:
+            pass
+    
+    def __editorShowMenu(self, menuName, menu, editor):
+        """
+        Private slot called, when the the editor context menu or a submenu is 
+        about to be shown.
+        
+        @param menuName name of the menu to be shown (string)
+        @param menu reference to the menu (QMenu)
+        @param editor reference to the editor
+        """
+        if menuName == "Checks":
+            if not self.__editorAct in menu.actions():
+                menu.addAction(self.__editorAct)
+            self.__editorAct.setEnabled(editor.isPy3File())
+##            self.__editorAct.setEnabled(editor.isPy3File() or editor.isPy2File())
+    
+    def __editorPep8Check(self):
+        """
+        Private slot to handle the PEP 8 check context menu action
+        of the editors.
+        """
+        editor = e5App().getObject("ViewManager").activeWindow()
+        if editor is not None:
+            self.__editorPep8CheckerDialog = Pep8Dialog()
+            self.__editorPep8CheckerDialog.show()
+            self.__editorPep8CheckerDialog.start(
+                editor.getFileName(), 
+                codestring = editor.text(), 
+                save = True, 
+                repeat = True)

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