uproctrace

add option to show processes as list in GUI
Parent f81dc4d
Stefan Schuermans

Stefan Schuermans commited on 2020-11-08 14:28:26
Showing 2 changed files, with 59 additions and 6 deletions. 

This is useful when sorting, e.g., for memory.
python3/uproctrace/gui.glade
View file @ 1042d8f
... ... 
@@ -60,6 +60,39 @@
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         <property name="visible">True</property>
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         <property name="can_focus">False</property>
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         <property name="orientation">vertical</property>
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+        <child>
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+          <object class="GtkButtonBox" id="ButtonBox">
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+            <property name="visible">True</property>
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+            <property name="can_focus">False</property>
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+            <property name="layout_style">start</property>
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+            <child>
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+              <object class="GtkToggleButton" id="TreeToggle">
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+                <property name="label" translatable="yes">Tree</property>
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+                <property name="visible">True</property>
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+                <property name="can_focus">True</property>
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+                <property name="receives_default">True</property>
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+                <property name="active">True</property>
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+                <signal name="toggled" handler="onTreeToggled" swapped="no"/>
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+              </object>
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+              <packing>
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+                <property name="expand">True</property>
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+                <property name="fill">True</property>
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+                <property name="position">0</property>
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+              </packing>
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+            </child>
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+            <child>
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+              <placeholder/>
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+            </child>
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+            <child>
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+              <placeholder/>
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+            </child>
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+          </object>
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+          <packing>
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+            <property name="expand">False</property>
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+            <property name="fill">True</property>
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+            <property name="position">0</property>
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+          </packing>
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+        </child>
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         <child>
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           <object class="GtkBox" id="TopHBox">
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             <property name="visible">True</property>
... ... 
@@ -297,7 +330,7 @@
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           <packing>
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             <property name="expand">True</property>
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             <property name="fill">True</property>
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-            <property name="position">0</property>
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+            <property name="position">1</property>
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           </packing>
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         </child>
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       </object>
python3/uproctrace/gui.py
View file @ 1042d8f
... ... 
@@ -175,15 +175,18 @@ class UptGui:
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         self.builder = Gtk.Builder()
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         self.builder.add_from_string(uproctrace.gui_glade.DATA)
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         self.clipboard = Gtk.Clipboard.get(Gdk.SELECTION_CLIPBOARD)
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+        self.show_processes_as_tree = True
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         self.wid_details_tree = self.builder.get_object('DetailsTree')
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         self.wid_details_view = self.builder.get_object('DetailsView')
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         self.wid_processes_tree = self.builder.get_object('ProcessesTree')
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         self.wid_processes_view = self.builder.get_object('ProcessesView')
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+        self.wid_tree_toggle = self.builder.get_object('TreeToggle')
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         handlers = {
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             'onDestroy': self.onDestroy,
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             'onDetailsRowActivated': self.onDetailsRowActivated,
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             'onProcessesCursorChanged': self.onProcessesCursorChanged,
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-            'onProcessesRowActivated': self.onProcessesRowActivated
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+            'onProcessesRowActivated': self.onProcessesRowActivated,
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+            'onTreeToggled': self.onTreeToggled
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         }
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         self.builder.connect_signals(handlers)
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         # open trace file
... ... 
@@ -329,15 +332,31 @@ class UptGui:
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         self.clipboard.set_text(string, -1)
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         self.clipboard.store()
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+    def onTreeToggled(self, _widget):
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+        """
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+        Tree button toggled: switch between tree and list.
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+        """
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+        # get new state
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+        self.show_processes_as_tree = self.wid_tree_toggle.get_active()
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+        # re-populate processes view
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+        self.populateProcesses()
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+
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     def openTrace(self, proto_filename: str):
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         """
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         Open a trace file.
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         """
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-        # forget old processes
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-        self.wid_processes_tree.clear()
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-        # lead new data
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+        # load new data
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         with open(proto_filename, 'rb') as proto_file:
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             self.processes = uproctrace.processes.Processes(proto_file)
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+        # populate processes view
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+        self.populateProcesses()
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+
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+    def populateProcesses(self):
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+        """
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+        Populate processes view.
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+        """
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+        # forget old processes
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+        self.wid_processes_tree.clear()
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         # add processes to processes tree store
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         to_be_output = [(self.processes.toplevel, None)]
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         while to_be_output:
... ... 
@@ -347,7 +366,8 @@ class UptGui:
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                 continue
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             proc = procs[0]
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             del procs[0]
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-            proc_iter = self.wid_processes_tree.append(parent_iter)
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+            proc_iter = self.wid_processes_tree.append(
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+                parent_iter if self.show_processes_as_tree else None)
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             self.fillProcessesEntry(proc_iter, proc)
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             to_be_output.append((proc.children, proc_iter))
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         # show all processes
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