/// <summary>
/// 状态编辑时点击确认
/// </summary>
public void Update_Name()
{
if (name_TextBox.Text == null || name_TextBox.Text.Length == 0)
{
ResourceManager.mainWindowVM.Tips = "需要给出状态名称！";
return;
}
// 【注意】区分“状态机”和“访问控制”
SidePanel_VM sidePanel_VM = ResourceManager.mainWindowVM.SelectedItem.SelectedItem.SelectedItem;
if (sidePanel_VM is ProcessToSM_P_VM) // “状态机”
{
// 检查状态名称独一无二
ProcessToSM_P_VM processToSM_P_VM = (ProcessToSM_P_VM)ResourceManager.mainWindowVM.SelectedItem.SelectedItem.SelectedItem;
StateMachine_P_VM stateMachine_P_VM = processToSM_P_VM.SelectedItem;
if (!Checker.checkStateName(stateMachine_P_VM, VM.State, name_TextBox.Text))
{
ResourceManager.mainWindowVM.Tips = "不可用的名称，与其它状态重名！";
return;
}
VM.State.Name = name_TextBox.Text;
ResourceManager.mainWindowVM.Tips = "为状态设置了名称：" + VM.State.Name;
}
else if (sidePanel_VM is AccessControl_P_VM) // “访问控制”
{
// 不检查状态名是否独一无二
VM.State.Name = name_TextBox.Text;
ResourceManager.mainWindowVM.Tips = "为状态设置了名称：" + VM.State.Name;
}
// 关闭窗口
this.Close();
}
// 关闭窗体
private void close_event(object sender, CancelEventArgs e)
{
// 【注意】区分“状态机”和“访问控制”
SidePanel_VM sidePanel_VM = ResourceManager.mainWindowVM.SelectedItem.SelectedItem.SelectedItem;
if (sidePanel_VM is ProcessToSM_P_VM) // “状态机”
{
ProcessToSM_P_VM processToSM_P_VM = (ProcessToSM_P_VM)sidePanel_VM;
StateMachine_P_VM stateMachineP_VM = processToSM_P_VM.SelectedItem;
stateMachineP_VM.PanelEnabled = true;
}
else if (sidePanel_VM is AccessControl_P_VM) // “访问控制”
{
AccessControl_P_VM accessControl_P_VM = (AccessControl_P_VM)sidePanel_VM;
accessControl_P_VM.PanelEnabled = true;
}
}
// 鼠标按下
protected override void OnPointerPressed(PointerPressedEventArgs e)
{
base.OnPointerPressed(e);
// 【注意】区分“状态机”和“访问控制”
SidePanel_VM sidePanel_VM = ResourceManager.mainWindowVM.SelectedItem.SelectedItem.SelectedItem;
if (sidePanel_VM is ProcessToSM_P_VM) // “状态机”
{
StateMachine_P_VM nowSMPVM = ((ProcessToSM_P_VM)sidePanel_VM).SelectedItem;
// 如果有连线,那么要做的是删除连线
if (ConnectorVM.ConnectionVM != null)
{
nowSMPVM.BreakTransitionVM(ConnectorVM);
ResourceManager.mainWindowVM.Tips = "删除了转移关系";
}
// 如果已经是活动锚点,要清除活动状态
else if (nowSMPVM.ActiveConnector == ConnectorVM) // 也可用ConnectorVM.IsActive
{
ConnectorVM.IsActive = false;
nowSMPVM.ActiveConnector = null;
ResourceManager.mainWindowVM.Tips = "清除了锚点的预连线状态";
}
// 否则,即是空闲锚点
// 如果还没有活动锚点,设置其为活动锚点
else if (nowSMPVM.ActiveConnector == null)
{
nowSMPVM.ActiveConnector = ConnectorVM;
ConnectorVM.IsActive = true;
ResourceManager.mainWindowVM.Tips = "设置锚点为预连线锚点";
}
// 至此,说明已经有一个活动锚点了,且当前锚点是另一个空闲锚点,这时要从活动锚点连线到此锚点
else
{
nowSMPVM.CreateTransitionVM(nowSMPVM.ActiveConnector, ConnectorVM);
// 清除活动锚点
nowSMPVM.ActiveConnector.IsActive = false;
nowSMPVM.ActiveConnector = null;
}
e.Handled = true;
}
else if (sidePanel_VM is AccessControl_P_VM) // “访问控制”
{
AccessControl_P_VM nowSMPVM = (AccessControl_P_VM)sidePanel_VM;
// 如果有连线,那么要做的是删除连线
if (ConnectorVM.ConnectionVM != null)
{
nowSMPVM.BreakTransitionVM(ConnectorVM);
ResourceManager.mainWindowVM.Tips = "删除了转移关系";
}
// 如果已经是活动锚点,要清除活动状态
else if (nowSMPVM.ActiveConnector == ConnectorVM) // 也可用ConnectorVM.IsActive
{
ConnectorVM.IsActive = false;
nowSMPVM.ActiveConnector = null;
ResourceManager.mainWindowVM.Tips = "清除了锚点的预连线状态";
}
// 否则,即是空闲锚点
// 如果还没有活动锚点,设置其为活动锚点
else if (nowSMPVM.ActiveConnector == null)
{
nowSMPVM.ActiveConnector = ConnectorVM;
ConnectorVM.IsActive = true;
ResourceManager.mainWindowVM.Tips = "设置锚点为预连线锚点";
}
// 至此,说明已经有一个活动锚点了,且当前锚点是另一个空闲锚点,这时要从活动锚点连线到此锚点
else
{
nowSMPVM.CreateTransitionVM(nowSMPVM.ActiveConnector, ConnectorVM);
// 清除活动锚点
nowSMPVM.ActiveConnector.IsActive = false;
nowSMPVM.ActiveConnector = null;
}
e.Handled = true;
}
}
/// <summary>
/// 删除指定面板上指定的建模元素
/// </summary>
/// <param name="networkItem_VM">要删除的建模元素</param>
/// <param name="sidePanel_VM">指定的面板</param>
public static void deleteAndClearNetworkItemVM(NetworkItem_VM networkItem_VM, SidePanel_VM sidePanel_VM)
{
// 清理其锚点上的所有连线
foreach (Connector_VM connector_VM in networkItem_VM.ConnectorVMs)
{
if (connector_VM is null)
{
continue;
}
Connection_VM connection_VM = connector_VM.ConnectionVM;
if (connection_VM is null)
{
continue;
}
if (connection_VM.Source == connector_VM)
{
connection_VM.Dest.ConnectionVM = null;
}
else
{
connection_VM.Source.ConnectionVM = null;
}
sidePanel_VM.UserControlVMs.Remove(connection_VM);
}
// 从面板中删除该建模元素
sidePanel_VM.UserControlVMs.Remove(networkItem_VM);
}
