Implement the core functionality of the gtk task manager....

chrome/browser/gtk/task_manager_gtk.h

Index: chrome/browser/gtk/task_manager_gtk.h
===================================================================
--- chrome/browser/gtk/task_manager_gtk.h	(revision 19702)
+++ chrome/browser/gtk/task_manager_gtk.h	(working copy)
@@ -5,6 +5,10 @@
 #ifndef CHROME_BROWSER_GTK_TASK_MANAGER_GTK_H_
 #define CHROME_BROWSER_GTK_TASK_MANAGER_GTK_H_
 
+#include <gtk/gtk.h>
+
+#include <string>
+
 #include "chrome/browser/task_manager.h"
 
 class TaskManagerGtk : public TaskManagerModelObserver {
@@ -18,17 +22,35 @@
   virtual void OnItemsAdded(int start, int length);
   virtual void OnItemsRemoved(int start, int length);
 
+  // Creates the task manager if it doesn't exist; otherwise, it activates the
+  // existing task manager window.
+  static void Show();
+
+ private:
+  // Initializes the task manager dialog.
   void Init();
 
+  // Sets up the treeview widget.
+  void CreateTaskManagerTreeview();
+
+  // Returns the model data for a given |row| and |col_id|.
+  std::string GetModelText(int row, int col_id);
+
+  // Sets the treeview row data.  |row| is an index into the model and |iter|
+  // is the current position in the treeview.
+  void SetRowDataFromModel(int row, GtkTreeIter* iter);
+
+  // Queries the treeview for the selected rows, and kills those processes.
+  void KillSelectedProcesses();
+
   // response signal handler that notifies us of dialog responses.
   static void OnResponse(GtkDialog* dialog, gint response_id,
                          TaskManagerGtk* task_manager);
 
-  // Creates the task manager if it doesn't exist; otherwise, it activates the
-  // existing task manager window.
-  static void Show();
+  // changed signal handler that is sent when the treeview selection changes.
+  static void OnSelectionChanged(GtkTreeSelection* selection,
+                                 TaskManagerGtk* task_manager);
 
- private:
   // The task manager.
   TaskManager* task_manager_;
 
@@ -41,6 +63,12 @@
   // The treeview that contains the process list.
   GtkWidget* treeview_;
 
+  // The list of processes.
+  GtkListStore* process_list_;
+
+  // The number of processes in |process_list_|.
+  int process_count_;
+
   // An open task manager window. There can only be one open at a time. This
   // is reset to NULL when the window is closed.
   static TaskManagerGtk* instance_;