mirror of
https://github.com/Xevion/easy7zip.git
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4.53 beta
This commit is contained in:
Igor Pavlov
committed by
Kornel Lesiński
Kornel Lesiński
parent
33ccab7e72
commit
051769bbc5
236
CPP/7zip/UI/FileManager/FSDrives.cpp
Executable file
236
CPP/7zip/UI/FileManager/FSDrives.cpp
Executable file
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// FSDrives.cpp
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#include "StdAfx.h"
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#include "resource.h"
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#include "FSDrives.h"
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#include "Common/StringConvert.h"
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#include "Common/ComTry.h"
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#include "../../PropID.h"
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#include "Windows/Defs.h"
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#include "Windows/PropVariant.h"
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#include "Windows/FileDir.h"
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#include "Windows/FileSystem.h"
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#include "SysIconUtils.h"
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#include "FSFolder.h"
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#include "PhysDriveFolder.h"
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#include "LangUtils.h"
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using namespace NWindows;
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using namespace NFile;
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using namespace NFind;
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static const STATPROPSTG kProperties[] =
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{
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{ NULL, kpidName, VT_BSTR},
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// { NULL, kpidIsFolder, VT_BOOL},
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{ L"Total Size", kpidTotalSize, VT_UI8},
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{ L"Free Space", kpidFreeSpace, VT_UI8},
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{ NULL, kpidType, VT_BSTR},
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{ L"Label", kpidVolumeName, VT_BSTR},
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{ L"File system", kpidFileSystem, VT_BSTR},
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{ L"Cluster Size", kpidClusterSize, VT_UI8}
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};
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static const wchar_t *kDriveTypes[] =
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{
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L"Unknown",
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L"No Root Dir",
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L"Removable",
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L"Fixed",
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L"Remote",
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L"CD-ROM",
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L"RAM disk"
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};
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STDMETHODIMP CFSDrives::LoadItems()
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{
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_drives.Clear();
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UStringVector driveStrings;
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MyGetLogicalDriveStrings(driveStrings);
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for (int i = 0; i < driveStrings.Size(); i++)
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{
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CDriveInfo driveInfo;
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const UString &driveName = driveStrings[i];
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driveInfo.FullSystemName = driveName;
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driveInfo.Name = driveInfo.FullSystemName.Left(
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driveInfo.FullSystemName.Length() - 1);
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driveInfo.ClusterSize = 0;
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driveInfo.DriveSize = 0;
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driveInfo.FreeSpace = 0;
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UINT driveType = NFile::NSystem::MyGetDriveType(driveName);
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if (driveType < sizeof(kDriveTypes) / sizeof(kDriveTypes[0]))
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{
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driveInfo.Type = kDriveTypes[driveType];
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}
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bool needRead = true;
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if (driveType == DRIVE_CDROM || driveType == DRIVE_REMOVABLE)
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{
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/*
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DWORD dwSerialNumber;`
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if (!::GetVolumeInformation(driveInfo.FullSystemName,
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NULL, 0, &dwSerialNumber, NULL, NULL, NULL, 0))
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*/
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driveInfo.KnownSizes = false;
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{
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needRead = false;
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}
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}
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if (needRead)
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{
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UString volumeName, fileSystemName;
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DWORD volumeSerialNumber, maximumComponentLength, fileSystemFlags;
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NFile::NSystem::MyGetVolumeInformation(driveName,
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volumeName,
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&volumeSerialNumber, &maximumComponentLength, &fileSystemFlags,
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fileSystemName);
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driveInfo.VolumeName = volumeName;
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driveInfo.FileSystemName = fileSystemName;
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NFile::NSystem::MyGetDiskFreeSpace(driveName,
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driveInfo.ClusterSize, driveInfo.DriveSize, driveInfo.FreeSpace);
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driveInfo.KnownSizes = true;
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}
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_drives.Add(driveInfo);
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}
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return S_OK;
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}
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STDMETHODIMP CFSDrives::GetNumberOfItems(UInt32 *numItems)
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{
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*numItems = _drives.Size();
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return S_OK;
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}
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STDMETHODIMP CFSDrives::GetProperty(UInt32 itemIndex, PROPID propID, PROPVARIANT *value)
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{
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if (itemIndex >= (UInt32)_drives.Size())
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return E_INVALIDARG;
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NCOM::CPropVariant propVariant;
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const CDriveInfo &driveInfo = _drives[itemIndex];
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switch(propID)
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{
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case kpidIsFolder:
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propVariant = true;
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break;
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case kpidName:
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propVariant = driveInfo.Name;
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break;
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case kpidTotalSize:
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if (driveInfo.KnownSizes)
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propVariant = driveInfo.DriveSize;
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break;
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case kpidFreeSpace:
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if (driveInfo.KnownSizes)
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propVariant = driveInfo.FreeSpace;
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break;
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case kpidClusterSize:
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if (driveInfo.KnownSizes)
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propVariant = driveInfo.ClusterSize;
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break;
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case kpidType:
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propVariant = driveInfo.Type;
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break;
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case kpidVolumeName:
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propVariant = driveInfo.VolumeName;
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break;
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case kpidFileSystem:
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propVariant = driveInfo.FileSystemName;
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break;
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}
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propVariant.Detach(value);
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return S_OK;
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}
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HRESULT CFSDrives::BindToFolderSpec(const wchar_t *name, IFolderFolder **resultFolder)
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{
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*resultFolder = 0;
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NFsFolder::CFSFolder *fsFolderSpec = new NFsFolder::CFSFolder;
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CMyComPtr<IFolderFolder> subFolder = fsFolderSpec;
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RINOK(fsFolderSpec->Init(name, 0));
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*resultFolder = subFolder.Detach();
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return S_OK;
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}
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STDMETHODIMP CFSDrives::BindToFolder(UInt32 index, IFolderFolder **resultFolder)
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{
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*resultFolder = 0;
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if (index >= (UInt32)_drives.Size())
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return E_INVALIDARG;
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const CDriveInfo &driveInfo = _drives[index];
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if (_volumeMode)
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{
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*resultFolder = 0;
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CPhysDriveFolder *folderSpec = new CPhysDriveFolder;
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CMyComPtr<IFolderFolder> subFolder = folderSpec;
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RINOK(folderSpec->Init(driveInfo.Name));
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*resultFolder = subFolder.Detach();
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return S_OK;
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}
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return BindToFolderSpec(driveInfo.FullSystemName, resultFolder);
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}
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STDMETHODIMP CFSDrives::BindToFolder(const wchar_t *name, IFolderFolder **resultFolder)
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{
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return BindToFolderSpec(name, resultFolder);
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}
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STDMETHODIMP CFSDrives::BindToParentFolder(IFolderFolder **resultFolder)
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{
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*resultFolder = 0;
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return S_OK;
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}
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STDMETHODIMP CFSDrives::GetNumberOfProperties(UInt32 *numProperties)
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{
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*numProperties = sizeof(kProperties) / sizeof(kProperties[0]);
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return S_OK;
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}
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STDMETHODIMP CFSDrives::GetPropertyInfo(UInt32 index,
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BSTR *name, PROPID *propID, VARTYPE *varType)
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{
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if (index >= sizeof(kProperties) / sizeof(kProperties[0]))
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return E_INVALIDARG;
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const STATPROPSTG &prop = kProperties[index];
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*propID = prop.propid;
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*varType = prop.vt;
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*name = 0;
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return S_OK;
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}
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STDMETHODIMP CFSDrives::GetFolderProperty(PROPID propID, PROPVARIANT *value)
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{
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COM_TRY_BEGIN
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NWindows::NCOM::CPropVariant prop;
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switch(propID)
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{
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case kpidType: prop = L"FSDrives"; break;
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case kpidPath: prop = LangString(IDS_COMPUTER, 0x03020300) + UString(L'\\'); break;
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}
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prop.Detach(value);
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return S_OK;
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COM_TRY_END
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}
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STDMETHODIMP CFSDrives::GetSystemIconIndex(UInt32 index, INT32 *iconIndex)
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{
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*iconIndex = 0;
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const CDriveInfo &driveInfo = _drives[index];
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int iconIndexTemp;
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if (GetRealIconIndex(driveInfo.FullSystemName, 0, iconIndexTemp) != 0)
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{
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*iconIndex = iconIndexTemp;
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return S_OK;
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}
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return GetLastError();
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}
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