private void btn_Show_PCB_Waiting_Click(object sender, RoutedEventArgs e)
{
SimulatorProcess selectedProcess = (SimulatorProcess)lst_WaitingProcesses.SelectedItem;
if (selectedProcess == null)
{
MessageBox.Show("Please Select a Process");
return;
}
ProcessControlBlockWindow window = new ProcessControlBlockWindow(this, new LinkedListNode <ProcessControlBlock>(selectedProcess.ControlBlock));
window.Show();
}
private void btn_Pcb_Click(object sender, RoutedEventArgs e)
{
int selectedIndex = lst_Processes.SelectedIndex;
if (selectedIndex < 0)
{
MessageBox.Show("Please Select a process to view its PCB");
return;
}
ProcessControlBlockWindow window = new ProcessControlBlockWindow(this,
new LinkedListNode <ProcessControlBlock>(processes[selectedIndex].ControlBlock));
window.Show();
}
/// <summary>
/// Constructor for process control block window when constructing from OperatingSystemMainWindow
/// </summary>
/// <param name="os_Parent"> the window that is creating this window</param>
/// <param name="currentControlBlock"> the control block to be loaded</param>
public ProcessControlBlockWindow(OperatingSystemMainWindow os_Parent, LinkedListNode <ProcessControlBlock> currentControlBlock)
{
this.os_Parent = os_Parent;
this.main_Parent = null;
this.procList_Parent = null;
InitializeComponent();
currentInstance = this;
this.currentControlBlock = currentControlBlock;
currentControlBlocks = new LinkedList <ProcessControlBlock>();
if (currentControlBlock != null && currentControlBlock.Value != null)
{
currentControlBlocks.AddLast(currentControlBlock);
}
SetPCBWindowInstance();
}
/// <summary>
/// Default Constructor for process control block window
/// </summary>
public ProcessControlBlockWindow()
{
InitializeComponent();
currentInstance = this;
SetPCBWindowInstance();
}
private void ProcessControlBlockWindow1_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
currentInstance = null;
SetPCBWindowInstance();
}
