added a simple memory analyzer plugin

git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@1236 bbaffbd6-741e-11dd-a85d-61de82d9cad9

share/ui/memory_analyzer.ui

+<?xml version="1.0"?>
+<interface>
+  <requires lib="gtk+" version="2.16"/>
+  <!-- interface-naming-policy project-wide -->
+  <object class="GtkListStore" id="MemoryAnalyzerModel">
+    <columns>
+      <!-- column-name name -->
+      <column type="gchararray"/>
+      <!-- column-name count -->
+      <column type="gulong"/>
+      <!-- column-name cumulsize -->
+      <column type="gulong"/>
+      <!-- column-name size -->
+      <column type="gulong"/>
+    </columns>
+  </object>
+  <object class="GtkDialog" id="MemoryAnalyzerWindow">
+    <property name="border_width">5</property>
+    <property name="title" translatable="yes">Memory Analyzer</property>
+    <property name="type_hint">normal</property>
+    <child internal-child="vbox">
+      <object class="GtkVBox" id="dialog-vbox1">
+        <property name="visible">True</property>
+        <property name="orientation">vertical</property>
+        <property name="spacing">2</property>
+        <child>
+          <object class="GtkScrolledWindow" id="scrolledwindow1">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="hscrollbar_policy">automatic</property>
+            <property name="vscrollbar_policy">automatic</property>
+            <property name="shadow_type">etched-in</property>
+            <child>
+              <object class="GtkTreeView" id="MemoryAnalyzerTable">
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="model">MemoryAnalyzerModel</property>
+                <property name="reorderable">True</property>
+                <property name="search_column">0</property>
+                <child>
+                  <object class="GtkTreeViewColumn" id="treeviewcolumn3">
+                    <property name="title">Size (all) [kB]</property>
+                    <property name="clickable">True</property>
+                    <property name="sort_column_id">2</property>
+                    <child>
+                      <object class="GtkCellRendererText" id="cellrenderertext3"/>
+                      <attributes>
+                        <attribute name="text">2</attribute>
+                      </attributes>
+                    </child>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkTreeViewColumn" id="treeviewcolumn2">
+                    <property name="title">Count</property>
+                    <property name="clickable">True</property>
+                    <property name="sort_order">descending</property>
+                    <property name="sort_column_id">1</property>
+                    <child>
+                      <object class="GtkCellRendererText" id="cellrenderertext2"/>
+                      <attributes>
+                        <attribute name="text">1</attribute>
+                      </attributes>
+                    </child>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkTreeViewColumn" id="treeviewcolumn4">
+                    <property name="title">Average size [B]</property>
+                    <property name="clickable">True</property>
+                    <property name="sort_column_id">3</property>
+                    <child>
+                      <object class="GtkCellRendererText" id="cellrenderertext4"/>
+                      <attributes>
+                        <attribute name="text">3</attribute>
+                      </attributes>
+                    </child>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkTreeViewColumn" id="treeviewcolumn1">
+                    <property name="title">Type</property>
+                    <property name="clickable">True</property>
+                    <property name="sort_column_id">0</property>
+                    <child>
+                      <object class="GtkCellRendererText" id="cellrenderertext1"/>
+                      <attributes>
+                        <attribute name="text">0</attribute>
+                      </attributes>
+                    </child>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child internal-child="action_area">
+          <object class="GtkHButtonBox" id="dialog-action_area1">
+            <property name="visible">True</property>
+            <property name="layout_style">end</property>
+            <child>
+              <object class="GtkButton" id="MemoryAnalyzerRefreshButton">
+                <property name="label">gtk-refresh</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">False</property>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkButton" id="MemoryAnalyzerCloseButton">
+                <property name="label">gtk-close</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">False</property>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="pack_type">end</property>
+            <property name="position">0</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+    <action-widgets>
+      <action-widget response="0">MemoryAnalyzerRefreshButton</action-widget>
+      <action-widget response="0">MemoryAnalyzerCloseButton</action-widget>
+    </action-widgets>
+  </object>
+  <object class="GtkToggleAction" id="ToggleMemoryAnalyzerAction">
+    <property name="label">_Memory Analyzer</property>
+    <property name="short_label">Memory</property>
+    <property name="tooltip">Show an analysis of PyCAM's memory consumption</property>
+  </object>
+</interface>

src/pycam/Plugins/MemoryAnalyzer.py

+# -*- coding: utf-8 -*-
+"""
+$Id$
+
+Copyright 2012 Lars Kruse <devel@sumpfralle.de>
+
+This file is part of PyCAM.
+
+PyCAM is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+PyCAM is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with PyCAM.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
+
+import guppy
+
+import pycam.Plugins
+
+
+class MemoryAnalyzer(pycam.Plugins.PluginBase):
+
+    UI_FILE = "memory_analyzer.ui"
+    DEPENDS = []
+    CATEGORIES = ["System"]
+
+    def setup(self):
+        if self.gui:
+            import gtk
+            self._gtk = gtk
+            # menu item and shortcut
+            self.toggle_action = self.gui.get_object("ToggleMemoryAnalyzerAction")
+            self._gtk_handlers = []
+            self._gtk_handlers.append((self.toggle_action, "toggled",
+                    self.toggle_window))
+            self.register_gtk_accelerator("memory_analyzer", self.toggle_action,
+                    None, "ToggleMemoryAnalyzerAction")
+            self.core.register_ui("view_menu", "ToggleMemoryAnalyzerAction",
+                    self.toggle_action, 80)
+            # the window
+            self.window = self.gui.get_object("MemoryAnalyzerWindow")
+            self.window.set_default_size(500, 400)
+            hide_window = lambda *args: self.toggle_window(value=False)
+            self._gtk_handlers.extend([
+                    (self.window, "delete-event", hide_window),
+                    (self.window, "destroy", hide_window),
+                    (self.gui.get_object("MemoryAnalyzerCloseButton"),
+                            "clicked", hide_window),
+                    (self.gui.get_object("MemoryAnalyzerRefreshButton"),
+                            "clicked", self.refresh_memory_analyzer)])
+            self.model = self.gui.get_object("MemoryAnalyzerModel")
+            # window state
+            self._window_position = None
+            self.register_gtk_handlers(self._gtk_handlers)
+        return True
+
+    def teardown(self):
+        if self.gui:
+            self.window.hide()
+            self.core.unregister_ui("view_menu", self.toggle_action)
+            self.unregister_gtk_accelerator("memory_analyzer",
+                    self.toggle_action)
+            self.core.unregister_ui("view_menu", self.toggle_action)
+            self.unregister_gtk_handlers(self._gtk_handlers)
+
+    def toggle_window(self, widget=None, value=None, action=None):
+        checkbox_state = self.toggle_action.get_active()
+        if value is None:
+            new_state = checkbox_state
+        elif action is None:
+            new_state = value
+        else:
+            new_state = action
+        if new_state:
+            if self._window_position:
+                self.window.move(*self._window_position)
+            self.refresh_memory_analyzer()
+            self.window.show()
+        else:
+            self._window_position = self.window.get_position()
+            self.window.hide()
+        self.toggle_action.set_active(new_state)
+        # don't destroy the window with a "destroy" event
+        return True
+
+    def refresh_memory_analyzer(self, widget=None):
+        memory_state = guppy.hpy().heap()
+        self.model.clear()
+        for row in memory_state.stat.get_rows():
+            item = (row.name, row.count, row.size / 1024, row.size / row.count)
+            self.model.append(item)
+