private void InitCommands()
{
#region Commands
_addDataEntityCommand = new AddDataEntityCommand()
{
//这里设置CanExcute是因为工具栏也要用这个Command，而工具栏上的添加按钮是共用于添加实体和项两种情况的
CanExcuteHandler = () =>
{
return(_controller.CurrentType == typeof(DataEntityDev));
}
};
_editDataEntityCommand = new EditDataEntityCommand()
{
CanExcuteHandler = () =>
{
return(_controller.SelectedItemsCount == 1 &&
_controller.GetSelectedItem <DataEntityDev>() != null);
},
GetArgumentHandler = () => { return(_controller.GetSelectedItem <DataEntityDev>()); }
};
_deleteDataEntityCommand = new DeleteDataEntityCommand()
{
CanExcuteHandler = () => { return(_controller.GetSelectedItems <DataEntityDev>().Count > 0); },
GetArgumentHandler = () => { return(_controller.GetSelectedItems <DataEntityDev>()); }
};
_createSqlCommand = new CreateSqlCommand()
{
CanExcuteHandler = () => { return(_controller.GetSelectedItems <DataEntityDev>().Count > 0); },
GetArgumentHandler = () => { return(_controller.GetSelectedItems <DataEntity>()); }
};
_addDataItemEntityCommand = new AddDataItemEntityCommand()
{
//这里拿数据实体DataEntityDev对象， 通过_gridViewController的上下文
CanExcuteHandler = () => { return(_controller.GetContextData <DataEntityDev>() != null); },
GetArgumentHandler = () => { return(_controller.GetContextData <DataEntityDev>()); }
};
_editDataItemEntityCommand = new EditDataItemEntityCommand()
{
CanExcuteHandler = () =>
{
return(_controller.SelectedItemsCount == 1 &&
_controller.GetSelectedItem <DataItemEntityDev>() != null);
},
GetArgumentHandler = () => { return(_controller.GetSelectedItem <DataItemEntityDev>()); }
};
_deleteDataItemEntityCommand = new DeleteDataItemEntityCommand()
{
CanExcuteHandler = () => { return(_controller.GetSelectedItems <DataItemEntityDev>().Count > 0); },
GetArgumentHandler = () => { return(_controller.GetSelectedItems <DataItemEntityDev>()); }
};
#endregion
}
private void InitCommands()
{
#region Commands
_addDataEntityCommand = new AddDataEntityCommand();
_editDataEntityCommand = new EditDataEntityCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataEntityDev>() != null);
},
GetArgumentHandler = () => { return(_navigationTreeController.GetSelectedData <DataEntityDev>()); }
};
_deleteDataEntityCommand = new DeleteDataEntityCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataEntityDev>() != null);
},
GetArgumentHandler = () =>
{
return(new List <DataEntityDev>()
{
_navigationTreeController.GetSelectedData <DataEntityDev>()
});
}
};
_createSqlCommand = new CreateSqlCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataEntityDev>() != null);
},
GetArgumentHandler = () =>
{
return(new List <DataEntity>()
{
_navigationTreeController.GetSelectedData <DataEntityDev>()
});
}
};
_addDataItemEntityCommand = new AddDataItemEntityCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataEntityDev>(true) != null);
},
GetArgumentHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataEntityDev>(true));
}
};
_editDataItemEntityCommand = new EditDataItemEntityCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataItemEntityDev>() != null);
},
GetArgumentHandler = () => { return(_navigationTreeController.GetSelectedData <DataItemEntityDev>()); }
};
_deleteDataItemEntityCommand = new DeleteDataItemEntityCommand()
{
CanExcuteHandler = () =>
{
return(_navigationTreeController.GetSelectedData <DataItemEntityDev>() != null);
},
GetArgumentHandler = () =>
{
return(new List <DataItemEntityDev>()
{
_navigationTreeController.GetSelectedData <DataItemEntityDev>()
});
}
};
#endregion
}
