/// <summary>
/// 获取总容量和可用容量
/// </summary>
/// <param name="deviceContent"></param>
/// <param name="storageId"></param>
/// <param name="freeSpace"></param>
/// <param name="storageCapacity"></param>
private static void GetStorageCapacityAnFreeSpace(IPortableDeviceContent deviceContent, string storageId, out ulong freeSpace, out ulong storageCapacity)
{
try
{
IPortableDeviceProperties deviceProperties;
deviceContent.Properties(out deviceProperties);
IPortableDeviceKeyCollection keyCollection = (IPortableDeviceKeyCollection) new PortableDeviceTypesLib.PortableDeviceKeyCollectionClass();
_tagpropertykey freeSpaceKey = new _tagpropertykey();
freeSpaceKey.fmtid = new Guid("01a3057a-74d6-4e80-bea7-dc4c212ce50a");
freeSpaceKey.pid = 5;
_tagpropertykey storageCapacityKey = new _tagpropertykey();
storageCapacityKey.fmtid = new Guid("01a3057a-74d6-4e80-bea7-dc4c212ce50a");
storageCapacityKey.pid = 4;
keyCollection.Add(freeSpaceKey);
keyCollection.Add(storageCapacityKey);
IPortableDeviceValues deviceValues;
deviceProperties.GetValues(storageId, keyCollection, out deviceValues);
deviceValues.GetUnsignedLargeIntegerValue(ref freeSpaceKey, out freeSpace);
deviceValues.GetUnsignedLargeIntegerValue(ref storageCapacityKey, out storageCapacity);
}
catch
{
freeSpace = 0;
storageCapacity = 0;
}
}
internal IPortableDeviceValues GetProperties(IPortableDeviceKeyCollection keyCol)
{
this.content.Properties(out IPortableDeviceProperties properties);
properties.GetValues(this.ServiceObjectID, keyCol, out IPortableDeviceValues deviceValues);
return(deviceValues);
}
public static IEnumerable <TEnum> ToEnum <TEnum>(this IPortableDeviceKeyCollection col) where TEnum : struct // enum
{
uint count = 0;
col.GetCount(ref count);
for (uint i = 0; i < count; i++)
{
PropertyKey key = new PropertyKey();
col.GetAt(i, ref key);
yield return(GetEnumFromAttrKey <TEnum>(key));
}
}
public static IEnumerable <PropertyKey> ToEnum(this IPortableDeviceKeyCollection col)
{
uint count = 0;
col.GetCount(ref count);
for (uint i = 0; i < count; i++)
{
PropertyKey key = new PropertyKey();
col.GetAt(i, ref key);
yield return(key);
}
}
public static void WriteObject(IPortableDeviceKeyCollection collection)
{
Trace.WriteLine("###############################");
uint num = 0;
collection.GetCount(ref num);
for (uint index = 0; index < num; index++)
{
PropertyKey key = new PropertyKey();
collection.GetAt(index, ref key);
PropertyKeys propertyKey = key.GetEnumFromAttrKey <PropertyKeys>();
Trace.WriteLine($"##### {propertyKey}");
}
}
public static TEnum[] ToArray <TEnum>(this IPortableDeviceKeyCollection col) where TEnum : struct // enum
{
uint count = 0;
col.GetCount(ref count);
var result = new TEnum[count];
for (uint i = 0; i < count; i++)
{
PropertyKey key = new PropertyKey();
col.GetAt(i, ref key);
result[i] = GetEnumFromAttrKey <TEnum>(key);
}
return(result);
}
static Item()
{
// key collection with all used properties
keyCollection = (IPortableDeviceKeyCollection) new PortableDeviceKeyCollection();
keyCollection.Add(ref WPD.OBJECT_CONTENT_TYPE);
keyCollection.Add(ref WPD.OBJECT_NAME);
keyCollection.Add(ref WPD.OBJECT_ORIGINAL_FILE_NAME);
keyCollection.Add(ref WPD.OBJECT_HINT_LOCATION_DISPLAY_NAME);
keyCollection.Add(ref WPD.OBJECT_CONTAINER_FUNCTIONAL_OBJECT_ID);
keyCollection.Add(ref WPD.OBJECT_SIZE);
keyCollection.Add(ref WPD.OBJECT_DATE_CREATED);
keyCollection.Add(ref WPD.OBJECT_DATE_MODIFIED);
keyCollection.Add(ref WPD.OBJECT_DATE_AUTHORED);
keyCollection.Add(ref WPD.OBJECT_CAN_DELETE);
keyCollection.Add(ref WPD.OBJECT_ISSYSTEM);
keyCollection.Add(ref WPD.OBJECT_ISHIDDEN);
keyCollection.Add(ref WPD.OBJECT_IS_DRM_PROTECTED);
keyCollection.Add(ref WPD.OBJECT_PARENT_ID);
keyCollection.Add(ref WPD.OBJECT_PERSISTENT_UNIQUE_ID);
}
public virtual extern void GetIPortableDeviceKeyCollectionValue([In] ref PropertyKey key, [MarshalAs(UnmanagedType.Interface)] out IPortableDeviceKeyCollection ppValue);
public extern virtual void SetIPortableDeviceKeyCollectionValue([In] ref PropertyKey key, [In, MarshalAs(UnmanagedType.Interface)] IPortableDeviceKeyCollection pValue);
/// <summary>
/// Update service
/// </summary>
protected override void Update()
{
IPortableDeviceKeyCollection keyCol = (IPortableDeviceKeyCollection) new PortableDeviceKeyCollection();
keyCol.Add(ref WPD.SignalStrength);
keyCol.Add(ref WPD.TextMessages);
keyCol.Add(ref WPD.NewPictures);
keyCol.Add(ref WPD.MissedCalls);
keyCol.Add(ref WPD.VoiceMail);
keyCol.Add(ref WPD.NetworkName);
keyCol.Add(ref WPD.NetworkType);
keyCol.Add(ref WPD.Roaming);
keyCol.Add(ref WPD.BatteryLife);
keyCol.Add(ref WPD.ChargingState);
keyCol.Add(ref WPD.StorageCapacity);
keyCol.Add(ref WPD.StorageFreeSpace);
keyCol.Add(ref WPD.InternetConnected);
IPortableDeviceValues values = GetProperties(keyCol);
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.SignalStrength, out value.Value);
this.SignalStrength = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.TextMessages, out value.Value);
this.TextMessages = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.NewPictures, out value.Value);
this.NewPictures = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.MissedCalls, out value.Value);
this.MissedCalls = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.VoiceMail, out value.Value);
this.VoiceMail = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.NetworkName, out value.Value);
this.NetworkName = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.NetworkType, out value.Value);
this.NetworkType = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.Roaming, out value.Value);
this.Roaming = (Roaming)(byte)value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.BatteryLife, out value.Value);
this.BatteryLife = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.ChargingState, out value.Value);
this.ChargingState = (ChargingState)(byte)value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.StorageCapacity, out value.Value);
this.StorageCapacity = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.StorageFreeSpace, out value.Value);
this.StorageFreeSpace = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.InternetConnected, out value.Value);
this.InternetConnected = value;
}
}
/// <summary>
/// Update service
/// </summary>
protected override void Update()
{
IPortableDeviceKeyCollection keyCol = (IPortableDeviceKeyCollection) new PortableDeviceKeyCollection();
keyCol.Add(ref WPD.ParentId);
keyCol.Add(ref WPD.Name);
keyCol.Add(ref WPD.PUOID);
keyCol.Add(ref WPD.ObjectFormat);
keyCol.Add(ref WPD.ObjectSize);
keyCol.Add(ref WPD.StorageID);
keyCol.Add(ref WPD.LanguageLocale);
keyCol.Add(ref WPD.ContentID);
keyCol.Add(ref WPD.DefaultCAB);
IPortableDeviceValues values = GetProperties(keyCol);
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.ParentId, out value.Value);
this.ParentId = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.Name, out value.Value);
this.Name = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.PUOID, out value.Value);
this.PUOID = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.ObjectFormat, out value.Value);
this.ObjectFormat = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.ObjectSize, out value.Value);
this.ObjectSize = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.StorageID, out value.Value);
this.StorageID = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.LanguageLocale, out value.Value);
this.LanguageLocale = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.ContentID, out value.Value);
this.ContentID = value;
}
using (PropVariantFacade value = new PropVariantFacade())
{
values.GetValue(ref WPD.DefaultCAB, out value.Value);
this.DefaultCAB = value;
}
}
