// 在创建面板时需要传入状态机的VM,是新建的还是拿旧的由调用者决定,而不在这里创建状态机的VM
public StateMachinePanel(StateMachineVM stateMachineVM)
{
InitializeComponent();
// 这里代替xaml中注释掉的DataContent
this.scrollViewer.DataContext = new StateMachinePanelVM(stateMachineVM);
// 提示条
ResourceManager.tipTextBlock.Text = "双击转移边上的Action以进行编辑";
}
/// 编辑状态机第二版(创建并打开相应Tab)
private void EditStateMachine2_Executed(object sender, ExecutedRoutedEventArgs e)
{
// 越过第一层选项卡
CloseableTabItem closeableTabItem1 = bigGrid.Parent as CloseableTabItem;
TabControl tabControl1 = closeableTabItem1.Parent as TabControl;
// 越过第二层选项卡
CloseableTabItem closeableTabItem2 = tabControl1.Parent as CloseableTabItem;
TabControl tabControl2 = closeableTabItem2.Parent as TabControl;
// 越过两层Grid
Grid grid1 = tabControl2.Parent as Grid;
Grid grid2 = grid1.Parent as Grid;
// 获取到MainWindow
MainWindow mainWindow = grid2.Parent as MainWindow;
// 判断选中的ProcessVM,从中取出Process的Name
string pName = null;
Process nowProcess = null;
int selectedPNum = 0;
var nodesCopy = this.ViewModel.Network.Nodes.ToArray();
foreach (var node in nodesCopy)
{
if (node.IsSelected)
{
if (node is ProcessVM)
{
pName = ((ProcessVM)node).Process.Name;
selectedPNum += 1;
nowProcess = ((ProcessVM)node).Process;
}
}
}
if (pName == null)
{
MessageBox.Show("需要选中一个Process");
return;
}
if (selectedPNum > 1)
{
MessageBox.Show("选中了过多的Process");
return;
}
// todo: 新 / 旧ViewModel
StateMachineVM stateMachineVM = new StateMachineVM("init", nowProcess);// 构造时写入nowProcess
// todo:打开新面板 / 跳到旧面板
mainWindow.add_new_panel("Process\"" + pName + "\"的状态机",
new StateMachinePanel(stateMachineVM).Content as Grid);
}