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1297 lines
44 KiB
1297 lines
44 KiB
#include "priv.h"
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#include "resource.h"
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#include "tmschema.h"
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#include "uxtheme.h"
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#include "uxthemep.h"
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#include "mluisupp.h"
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#include <oleacc.h>
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#include <cowsite.h>
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#include <apithk.h>
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const struct
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{
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TREE_TYPE type;
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LPCTSTR name;
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} c_aTreeTypes[] =
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{
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{TREE_CHECKBOX, TEXT("checkbox")},
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{TREE_RADIO, TEXT("radio")},
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{TREE_GROUP, TEXT("group")}
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};
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const TCHAR c_szType[] = TEXT("Type");
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const TCHAR c_szText[] = TEXT("Text");
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const TCHAR c_szPlugUIText[] = TEXT("PlugUIText");
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const TCHAR c_szDefaultBitmap[] = TEXT("Bitmap");
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const TCHAR c_szHKeyRoot[] = TEXT("HKeyRoot");
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const TCHAR c_szValueName[] = TEXT("ValueName");
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const TCHAR c_szCheckedValue[] = TEXT("CheckedValue");
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const TCHAR c_szUncheckedValue[] = TEXT("UncheckedValue");
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const TCHAR c_szDefaultValue[] = TEXT("DefaultValue");
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const TCHAR c_szSPIActionGet[] = TEXT("SPIActionGet");
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const TCHAR c_szSPIActionSet[] = TEXT("SPIActionSet");
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const TCHAR c_szCLSID[] = TEXT("CLSID");
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const TCHAR c_szCheckedValueNT[] = TEXT("CheckedValueNT");
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const TCHAR c_szCheckedValueW95[] = TEXT("CheckedValueW95");
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const TCHAR c_szMask[] = TEXT("Mask");
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const TCHAR c_szOffset[] = TEXT("Offset");
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const TCHAR c_szHelpID[] = TEXT("HelpID");
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const TCHAR c_szWarning[] = TEXT("WarningIfNotDefault");
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#define BITMAP_WIDTH 16
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#define BITMAP_HEIGHT 16
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#define NUM_BITMAPS 5
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#define MAX_KEY_NAME 64
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DWORD RegTreeType(LPCTSTR pszType);
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BOOL AppendStatus(LPTSTR pszText, UINT cchText, BOOL fOn);
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BOOL IsScreenReaderEnabled();
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class CRegTreeOptions : public IRegTreeOptions, public CObjectWithSite
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{
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public:
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CRegTreeOptions();
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IUnknown *GetUnknown() { return SAFECAST(this, IRegTreeOptions*); }
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// IUnknown Methods
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STDMETHODIMP QueryInterface(REFIID,void **);
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STDMETHODIMP_(ULONG) AddRef(void);
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STDMETHODIMP_(ULONG) Release(void);
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// IRegTreeOptions Methods
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STDMETHODIMP InitTree(HWND hwndTree, HKEY hkeyRoot, LPCSTR pszRegKey, LPCSTR pszParam);
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STDMETHODIMP WalkTree(WALK_TREE_CMD cmd);
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STDMETHODIMP ShowHelp(HTREEITEM hti, DWORD dwFlags);
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STDMETHODIMP ToggleItem(HTREEITEM hti);
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protected:
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~CRegTreeOptions();
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void _RegEnumTree(HUSKEY huskey, HTREEITEM htviparent, HTREEITEM htvins);
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int _DefaultIconImage(HUSKEY huskey, int iImage);
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DWORD _GetCheckStatus(HUSKEY huskey, BOOL *pbChecked, BOOL bUseDefault);
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DWORD _GetSetByCLSID(REFCLSID clsid, BOOL *pbData, BOOL fGet);
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DWORD _GetSetByRegKey(HUSKEY husKey, DWORD *pType, LPBYTE pData, DWORD *pcbData, REG_CMD cmd);
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DWORD _RegGetSetSetting(HUSKEY husKey, DWORD *pType, LPBYTE pData, DWORD *pcbData, REG_CMD cmd);
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BOOL _WalkTreeRecursive(HTREEITEM htvi,WALK_TREE_CMD cmd);
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DWORD _SaveCheckStatus(HUSKEY huskey, BOOL bChecked);
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BOOL _RegIsRestricted(HUSKEY hussubkey);
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UINT _cRef;
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HWND _hwndTree;
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LPTSTR _pszParam;
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HIMAGELIST _hIml;
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};
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//////////////////////////////////////////////////////////////////////////////
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//
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// CRegTreeOptions Object
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//
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//////////////////////////////////////////////////////////////////////////////
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STDAPI CRegTreeOptions_CreateInstance(IUnknown* pUnkOuter, IUnknown** ppunk, LPCOBJECTINFO poi)
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{
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// aggregation checking is handled in class factory
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TraceMsg(DM_TRACE, "rto - CreateInstance(...) called");
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CRegTreeOptions *pTO = new CRegTreeOptions();
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if (pTO)
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{
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*ppunk = pTO->GetUnknown();
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return S_OK;
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}
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return E_OUTOFMEMORY;
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}
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CRegTreeOptions::CRegTreeOptions()
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{
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TraceMsg(DM_TRACE, "rto - CRegTreeOptions() called.");
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_cRef = 1;
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DllAddRef();
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}
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CRegTreeOptions::~CRegTreeOptions()
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{
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ASSERT(_cRef == 0); // should always have zero
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TraceMsg(DM_TRACE, "rto - ~CRegTreeOptions() called.");
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Str_SetPtr(&_pszParam, NULL);
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DllRelease();
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}
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//////////////////////////////////
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//
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// IUnknown Methods...
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//
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HRESULT CRegTreeOptions::QueryInterface(REFIID riid, void **ppv)
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{
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static const QITAB qit[] = {
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QITABENT(CRegTreeOptions, IRegTreeOptions), // IID_IRegTreeOptions
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QITABENT(CRegTreeOptions, IObjectWithSite), // IID_IObjectWithSite
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{ 0 },
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};
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return QISearch(this, qit, riid, ppv);
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}
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ULONG CRegTreeOptions::AddRef()
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{
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TraceMsg(DM_TRACE, "rto - AddRef() called.");
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return ++_cRef;
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}
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ULONG CRegTreeOptions::Release()
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{
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TraceMsg(DM_TRACE, "rto - Release() called.");
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if (--_cRef)
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return _cRef;
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// destroy the imagelist
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if (_hwndTree)
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{
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ImageList_Destroy(TreeView_SetImageList(_hwndTree, NULL, TVSIL_NORMAL));
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// Clean up the accessibility stuff
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RemoveProp(_hwndTree, TEXT("MSAAStateImageMapCount"));
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RemoveProp(_hwndTree, TEXT("MSAAStateImageMapAddr"));
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}
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delete this;
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return 0;
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}
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//////////////////////////////////
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//
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// IRegTreeOptions Methods...
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//
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//
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// Accessibility structure so it knows how to convert treeview state images
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// into accessibility roles and states.
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//
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struct MSAASTATEIMAGEMAPENT
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{
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DWORD dwRole;
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DWORD dwState;
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};
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const struct MSAASTATEIMAGEMAPENT c_rgimeTree[] =
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{
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{ ROLE_SYSTEM_CHECKBUTTON, STATE_SYSTEM_CHECKED }, // IDCHECKED
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{ ROLE_SYSTEM_CHECKBUTTON, 0 }, // IDUNCHECKED
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{ ROLE_SYSTEM_RADIOBUTTON, STATE_SYSTEM_CHECKED }, // IDRADIOON
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{ ROLE_SYSTEM_RADIOBUTTON, 0 }, // IDRADIOOFF
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{ ROLE_SYSTEM_OUTLINE, 0 }, // IDUNKNOWN
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};
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HBITMAP CreateDIB(HDC h, int cx, int cy, RGBQUAD** pprgb)
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{
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BITMAPINFO bi = {0};
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bi.bmiHeader.biSize = sizeof(bi.bmiHeader);
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bi.bmiHeader.biWidth = cx;
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bi.bmiHeader.biHeight = cy;
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bi.bmiHeader.biPlanes = 1;
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bi.bmiHeader.biBitCount = 32;
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bi.bmiHeader.biCompression = BI_RGB;
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return CreateDIBSection(h, &bi, DIB_RGB_COLORS, (void**)pprgb, NULL, 0);
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}
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HRESULT CRegTreeOptions::InitTree(HWND hwndTree, HKEY hkeyRoot, LPCSTR pszRegKey, LPCSTR pszParam)
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{
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// all callers pass HKEY_LOCAL_MACHINE, yay what a cool interface
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// assert that this is so, since the HUSKEY code now relies on being able to switch between
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// HKCU and HKLM.
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ASSERT(hkeyRoot == HKEY_LOCAL_MACHINE);
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TCHAR szParam[MAX_URL_STRING];
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TraceMsg(DM_TRACE, "rto - InitTree called().");
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UINT flags = ILC_MASK | (IsOS(OS_WHISTLERORGREATER)?ILC_COLOR32:ILC_COLOR);
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if (!hkeyRoot || !pszRegKey)
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return E_INVALIDARG;
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if (pszParam)
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{
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SHAnsiToTChar(pszParam, szParam, ARRAYSIZE(szParam));
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Str_SetPtr(&_pszParam, szParam); // be sure to free in destructor
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}
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_hwndTree = hwndTree;
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if(IS_WINDOW_RTL_MIRRORED(_hwndTree))
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{
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flags |= ILC_MIRROR;
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}
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_hIml = ImageList_Create(BITMAP_WIDTH, BITMAP_HEIGHT, flags, NUM_BITMAPS, 4);
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// Initialize the tree view window.
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SHSetWindowBits(_hwndTree, GWL_STYLE, TVS_CHECKBOXES, 0);
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HBITMAP hBitmap = 0;
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#ifdef UNIX
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// IEUNIX (Varma): an ugly hack to workaround _AddMasked api problems while
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// creating masked bitmaps. Need to create DIBSection from
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// CreateMappedBitmap. This is to fix buttons visibility on mono when black
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if (SHGetCurColorRes() < 2)
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{
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hBitmap = CreateMappedBitmap(g_hinst, IDB_BUTTONS, CMB_MASKED, NULL, 0);
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if (hBitmap)
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{
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ImageList_Add(_hIml, hBitmap, NULL);
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// Delete hBitmap in common further down this codepath
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}
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}
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else
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#endif
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{
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HTHEME hTheme = OpenThemeData(NULL, L"Button");
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if (hTheme)
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{
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HDC hdc = CreateCompatibleDC(NULL);
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if (hdc)
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{
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HBITMAP hbmp = CreateDIB(hdc, BITMAP_WIDTH, BITMAP_HEIGHT, NULL);
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if (hbmp)
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{
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RECT rc = {0, 0, BITMAP_WIDTH, BITMAP_HEIGHT};
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static const s_rgParts[] = {BP_CHECKBOX,BP_CHECKBOX,BP_RADIOBUTTON,BP_RADIOBUTTON};
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static const s_rgStates[] = {CBS_CHECKEDNORMAL, CBS_UNCHECKEDNORMAL, RBS_CHECKEDNORMAL, RBS_UNCHECKEDNORMAL};
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for (int i = 0; i < ARRAYSIZE(s_rgParts); i++)
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{
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HBITMAP hOld = (HBITMAP)SelectObject(hdc, hbmp);
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SHFillRectClr(hdc, &rc, RGB(0,0,0));
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DTBGOPTS dtbg = {sizeof(DTBGOPTS), DTBG_DRAWSOLID, 0,}; // tell drawthemebackground to preserve the alpha channel
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DrawThemeBackgroundEx(hTheme, hdc, s_rgParts[i], s_rgStates[i], &rc, &dtbg);
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SelectObject(hdc, hOld);
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ImageList_Add(_hIml, hbmp, NULL);
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}
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DeleteObject(hbmp);
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// Hate this. Maybe get an authored icon?
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hBitmap = CreateMappedBitmap(g_hinst, IDB_GROUPBUTTON, 0, NULL, 0);
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if (hBitmap)
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{
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ImageList_AddMasked(_hIml, hBitmap, CLR_DEFAULT);
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// Delete hBitmap in common further down the codepath
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}
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}
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DeleteDC(hdc);
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}
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CloseThemeData(hTheme);
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}
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else
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{
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hBitmap = CreateMappedBitmap(g_hinst, IDB_BUTTONS, 0, NULL, 0);
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if (hBitmap)
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{
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ImageList_AddMasked(_hIml, hBitmap, CLR_DEFAULT);
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// Delete hBitmap in common further down the codepath
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}
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}
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}
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if (hBitmap)
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DeleteObject(hBitmap);
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// Associate the image list with the tree.
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HIMAGELIST himl = TreeView_SetImageList(_hwndTree, _hIml, TVSIL_NORMAL);
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if (himl)
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ImageList_Destroy(himl);
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// Let accessibility know about our state images
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SetProp(_hwndTree, TEXT("MSAAStateImageMapCount"), LongToPtr(ARRAYSIZE(c_rgimeTree)));
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SetProp(_hwndTree, TEXT("MSAAStateImageMapAddr"), (HANDLE)c_rgimeTree);
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HUSKEY huskey;
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if (ERROR_SUCCESS == SHRegOpenUSKeyA(pszRegKey, KEY_ENUMERATE_SUB_KEYS, NULL, &huskey, FALSE))
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{
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_RegEnumTree(huskey, NULL, TVI_ROOT);
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SHRegCloseUSKey(huskey);
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}
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return S_OK;
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}
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HRESULT CRegTreeOptions::WalkTree(WALK_TREE_CMD cmd)
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{
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HTREEITEM htvi = TreeView_GetRoot(_hwndTree);
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// and walk the list of other roots
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while (htvi)
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{
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// recurse through its children
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_WalkTreeRecursive(htvi, cmd);
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// get the next root
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htvi = TreeView_GetNextSibling(_hwndTree, htvi);
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}
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return S_OK; // success?
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}
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HRESULT _LoadUSRegUIString(HUSKEY huskey, PCTSTR pszValue, PTSTR psz, UINT cch)
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{
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psz[0] = 0;
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HRESULT hr = E_FAIL;
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TCHAR szIndirect[MAX_PATH];
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DWORD cb = sizeof(szIndirect);
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if (ERROR_SUCCESS == SHRegQueryUSValue(huskey, pszValue, NULL, szIndirect, &cb, FALSE, NULL, 0))
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{
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hr = SHLoadIndirectString(szIndirect, psz, cch, NULL);
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}
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return hr;
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}
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HRESULT CRegTreeOptions::ToggleItem(HTREEITEM hti)
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{
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TV_ITEM tvi;
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TCHAR szText[MAX_PATH];
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tvi.hItem = hti;
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tvi.mask = TVIF_HANDLE | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT | TVIF_PARAM;
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tvi.pszText = szText;
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tvi.cchTextMax = ARRAYSIZE(szText);
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if (hti && TreeView_GetItem(_hwndTree, &tvi))
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{
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BOOL bScreenReaderEnabled = IsScreenReaderEnabled();
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HUSKEY huskey = (HUSKEY)tvi.lParam;
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TCHAR szMsg[512];
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if (SUCCEEDED(_LoadUSRegUIString(huskey, c_szWarning, szMsg, ARRAYSIZE(szMsg))))
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{
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BOOL bDefaultState, bCurrentState = (tvi.iImage == IDCHECKED) || (tvi.iImage == IDRADIOON);
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if (ERROR_SUCCESS == _GetCheckStatus(huskey, &bDefaultState, TRUE))
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{
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// trying to change the current state to the non recomended state?
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if (bDefaultState == bCurrentState)
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{
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if (MLShellMessageBox(_hwndTree, szMsg, MAKEINTRESOURCE(IDS_WARNING), (MB_YESNO | MB_DEFBUTTON2 | MB_ICONEXCLAMATION)) != IDYES)
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{
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return S_FALSE;
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}
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}
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}
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}
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if (tvi.iImage == IDUNCHECKED)
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{
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tvi.iImage = IDCHECKED;
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tvi.iSelectedImage = IDCHECKED;
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//See if we need to add status text
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if (bScreenReaderEnabled)
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{
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AppendStatus(szText, ARRAYSIZE(szText), TRUE);
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}
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TraceMsg(TF_GENERAL, "rto::ToggleItem() - Checked!");
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}
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else if (tvi.iImage == IDCHECKED)
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{
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tvi.iImage = IDUNCHECKED;
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tvi.iSelectedImage = IDUNCHECKED;
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//See if we need to add status text
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if (bScreenReaderEnabled)
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{
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AppendStatus(szText, ARRAYSIZE(szText), FALSE);
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}
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TraceMsg(TF_GENERAL, "rto::ToggleItem() - Unchecked!");
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}
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else if ((tvi.iImage == IDRADIOON) || (tvi.iImage == IDRADIOOFF))
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{
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HTREEITEM htvi;
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TV_ITEM otvi; // other tvi-s
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TCHAR szOtext[MAX_PATH];
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// change all the "on" radios to "off"
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htvi = TreeView_GetParent(_hwndTree, tvi.hItem);
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htvi = TreeView_GetChild(_hwndTree, htvi);
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// hunt for the "on"s
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while (htvi)
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{
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// get info about item
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otvi.mask = TVIF_HANDLE | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT;
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otvi.hItem = htvi;
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otvi.pszText = szOtext;
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otvi.cchTextMax = ARRAYSIZE(szOtext);
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if (TreeView_GetItem(_hwndTree, &otvi))
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{
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// is it a radio button that is on?
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if (otvi.iImage == IDRADIOON)
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{ // yes.. turn it off
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otvi.iImage = IDRADIOOFF;
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otvi.iSelectedImage = IDRADIOOFF;
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//See if we need to add status text
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if (bScreenReaderEnabled)
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{
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AppendStatus(szOtext,ARRAYSIZE(szOtext), FALSE);
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}
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TreeView_SetItem(_hwndTree, &otvi);
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}
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}
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// find the next child
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htvi = TreeView_GetNextSibling(_hwndTree, htvi);
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}
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// turn on the item that was hit
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tvi.iImage = IDRADIOON;
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tvi.iSelectedImage = IDRADIOON;
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//See if we need to add status text
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if (bScreenReaderEnabled)
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{
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AppendStatus(szText,ARRAYSIZE(szText), TRUE);
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}
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}
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// change only if it is a checkbox or radio item
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if (tvi.iImage <= IDUNKNOWN)
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{
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TreeView_SetItem(_hwndTree, &tvi);
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}
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}
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return S_OK;
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}
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HRESULT CRegTreeOptions::ShowHelp(HTREEITEM hti, DWORD dwFlags)
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{
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TV_ITEM tvi;
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tvi.mask = TVIF_HANDLE | TVIF_PARAM;
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tvi.hItem = hti;
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if (hti && TreeView_GetItem(_hwndTree, &tvi))
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{
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HUSKEY huskey = (HUSKEY)tvi.lParam;
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TCHAR szHelpID[MAX_PATH+10]; // max path for helpfile + 10 for the help id
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DWORD cbHelpID = sizeof(szHelpID);
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if (SHRegQueryUSValue(huskey, c_szHelpID, NULL, szHelpID, &cbHelpID, FALSE, NULL, 0) == ERROR_SUCCESS)
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{
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LPTSTR psz = StrChr(szHelpID, TEXT('#'));
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if (psz)
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{
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DWORD mapIDCToIDH[4];
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*psz++ = 0; // NULL the '#'
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mapIDCToIDH[0] = GetDlgCtrlID(_hwndTree);
|
|
mapIDCToIDH[1] = StrToInt(psz);
|
|
mapIDCToIDH[2] = 0;
|
|
mapIDCToIDH[3] = 0;
|
|
|
|
SHWinHelpOnDemandWrap(_hwndTree, szHelpID, dwFlags, (DWORD_PTR)mapIDCToIDH);
|
|
return S_OK;
|
|
}
|
|
}
|
|
}
|
|
return E_FAIL;
|
|
}
|
|
|
|
|
|
int CRegTreeOptions::_DefaultIconImage(HUSKEY huskey, int iImage)
|
|
{
|
|
TCHAR szIcon[MAX_PATH + 10]; // 10 = ",XXXX" plus some more
|
|
DWORD cb = sizeof(szIcon);
|
|
|
|
if (ERROR_SUCCESS == SHRegQueryUSValue(huskey, c_szDefaultBitmap, NULL, szIcon, &cb, FALSE, NULL, 0))
|
|
{
|
|
LPTSTR psz = StrRChr(szIcon, szIcon + lstrlen(szIcon), TEXT(','));
|
|
ASSERT(psz); // shouldn't be zero
|
|
if (!psz)
|
|
return iImage;
|
|
|
|
*psz++ = 0; // terminate and move over
|
|
int image = StrToInt(psz); // get ID
|
|
|
|
HICON hicon = NULL;
|
|
if (!*szIcon)
|
|
{
|
|
hicon = (HICON)LoadIcon(g_hinst, (LPCTSTR)(INT_PTR)image);
|
|
}
|
|
else
|
|
{
|
|
// get the bitmap from the library
|
|
ExtractIconEx(szIcon, (UINT)(-1*image), NULL, &hicon, 1);
|
|
if (!hicon)
|
|
ExtractIconEx(szIcon, (UINT)(-1*image), &hicon, NULL, 1);
|
|
|
|
}
|
|
|
|
if (hicon)
|
|
{
|
|
iImage = ImageList_AddIcon(_hIml, (HICON)hicon);
|
|
|
|
// NOTE: The docs say you don't need to do a delete object on icons loaded by LoadIcon, but
|
|
// you do for CreateIcon. It doesn't say what to do for ExtractIcon, so we'll just call it anyway.
|
|
DestroyIcon(hicon);
|
|
}
|
|
}
|
|
|
|
return iImage;
|
|
}
|
|
|
|
//
|
|
// The CLSID can either be a service ID (which we will QS for) or a CLSID
|
|
// that we CoCreateInstance.
|
|
//
|
|
DWORD CRegTreeOptions::_GetSetByCLSID(REFCLSID clsid, BOOL* pbData, BOOL fGet)
|
|
{
|
|
IRegTreeItem *pti;
|
|
HRESULT hr;
|
|
|
|
if (SUCCEEDED(hr = IUnknown_QueryService(_punkSite, clsid, IID_PPV_ARG(IRegTreeItem, &pti))) ||
|
|
SUCCEEDED(hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IRegTreeItem, &pti))))
|
|
{
|
|
hr = fGet ? pti->GetCheckState(pbData) : pti->SetCheckState(*pbData);
|
|
pti->Release();
|
|
}
|
|
return SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_BAD_FORMAT;
|
|
}
|
|
|
|
DWORD CRegTreeOptions::_GetSetByRegKey(HUSKEY husKey, DWORD *pType, LPBYTE pData, DWORD *pcbData, REG_CMD cmd)
|
|
{
|
|
// support for masks
|
|
DWORD dwMask;
|
|
DWORD cb = sizeof(dwMask);
|
|
dwMask = 0xFFFFFFFF; // Default value
|
|
BOOL fMask = (SHRegQueryUSValue(husKey, c_szMask, NULL, &dwMask, &cb, FALSE, NULL, 0) == ERROR_SUCCESS);
|
|
|
|
// support for structures
|
|
DWORD dwOffset;
|
|
cb = sizeof(dwOffset);
|
|
dwOffset = 0; // Default value
|
|
BOOL fOffset = (SHRegQueryUSValue(husKey, c_szOffset, NULL, &dwOffset, &cb, FALSE, NULL, 0) == ERROR_SUCCESS);
|
|
|
|
HKEY hkRoot = HKEY_CURRENT_USER; // Preinitialize to keep Win64 happy
|
|
cb = sizeof(DWORD); // DWORD, not sizeof(HKEY) or Win64 will get mad
|
|
DWORD dwError = SHRegQueryUSValue(husKey, c_szHKeyRoot, NULL, &hkRoot, &cb, FALSE, NULL, 0);
|
|
hkRoot = (HKEY) LongToHandle(HandleToLong(hkRoot));
|
|
if (dwError != ERROR_SUCCESS)
|
|
{
|
|
// use default
|
|
hkRoot = HKEY_CURRENT_USER;
|
|
}
|
|
|
|
// allow "RegPath9x" to override "RegPath" when running on Win9x
|
|
TCHAR szPath[MAX_PATH];
|
|
cb = sizeof(szPath);
|
|
if (!g_fRunningOnNT)
|
|
{
|
|
dwError = SHRegQueryUSValue(husKey, TEXT("RegPath9x"), NULL, szPath, &cb, FALSE, NULL, 0);
|
|
if (ERROR_SUCCESS != dwError)
|
|
{
|
|
cb = sizeof(szPath);
|
|
dwError = SHRegQueryUSValue(husKey, TEXT("RegPath"), NULL, szPath, &cb, FALSE, NULL, 0);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwError = SHRegQueryUSValue(husKey, TEXT("RegPath"), NULL, szPath, &cb, FALSE, NULL, 0);
|
|
}
|
|
|
|
TCHAR szBuf[MAX_PATH];
|
|
LPTSTR pszPath;
|
|
if (ERROR_SUCCESS == dwError)
|
|
{
|
|
if (_pszParam)
|
|
{
|
|
HRESULT hr = StringCchPrintf(szBuf, ARRAYSIZE(szBuf), szPath, _pszParam);
|
|
if (FAILED(hr))
|
|
{
|
|
return ERROR_INSUFFICIENT_BUFFER;
|
|
}
|
|
|
|
pszPath = szBuf;
|
|
}
|
|
else
|
|
{
|
|
pszPath = szPath;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (cmd == REG_GET)
|
|
return SHRegQueryUSValue(husKey, c_szDefaultValue, pType, pData, pcbData, FALSE, NULL, 0);
|
|
else
|
|
return dwError;
|
|
}
|
|
|
|
TCHAR szName[MAX_PATH];
|
|
cb = sizeof(szName);
|
|
dwError = SHRegQueryUSValue(husKey, c_szValueName, NULL, szName, &cb, FALSE, NULL, 0);
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
HKEY hKeyReal;
|
|
DWORD dw;
|
|
REGSAM samDesired = KEY_QUERY_VALUE;
|
|
if (cmd == REG_SET)
|
|
{
|
|
samDesired |= KEY_SET_VALUE;
|
|
}
|
|
|
|
dwError = RegCreateKeyEx(hkRoot, pszPath, 0, NULL, 0, samDesired, NULL, &hKeyReal, &dw);
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
switch (cmd)
|
|
{
|
|
case REG_SET:
|
|
if (fOffset || fMask)
|
|
{
|
|
DWORD cbData;
|
|
|
|
// Note: It so happens that the Valuename maynot be in the registry so we
|
|
// to make sure that we have the valuename already in the registry.
|
|
|
|
//Try to do a SHRegQueryValue
|
|
dwError = SHQueryValueEx(hKeyReal, szName, NULL, NULL, NULL, &cbData);
|
|
|
|
//Does the Value exists ?
|
|
if (dwError == ERROR_FILE_NOT_FOUND)
|
|
{
|
|
//We dont have the Valuename in the registry so create it.
|
|
DWORD dwTypeDefault, dwDefault, cbDefault = sizeof(dwDefault);
|
|
dwError = SHRegQueryUSValue(husKey, c_szDefaultValue, &dwTypeDefault, &dwDefault, &cbDefault, FALSE, NULL, 0);
|
|
|
|
//This should succeed . if not then someone messed up the registry setting
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
dwError = SHSetValue(hKeyReal, NULL, szName, dwTypeDefault, &dwDefault, cbDefault);
|
|
|
|
//By setting this value we dont have to do the failed (see above) Query again
|
|
cbData = cbDefault;
|
|
}
|
|
}
|
|
|
|
// Now we know for sure that the value exists in the registry.
|
|
// Do the usual stuff.
|
|
|
|
// grab the size of the entry
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
// alloc enough space for it
|
|
DWORD *pdwData = (DWORD *)LocalAlloc(LPTR, cbData);
|
|
if (pdwData)
|
|
{
|
|
// get the data
|
|
dwError = SHQueryValueEx(hKeyReal, szName, NULL, pType, pdwData, &cbData);
|
|
if (dwError == ERROR_SUCCESS && dwOffset < cbData / sizeof(DWORD))
|
|
{
|
|
// NOTE: offset defaults to 0 and mask defaults to 0xffffffff, so if there's only
|
|
// a mask or only an offset, we'll do the right thing
|
|
|
|
*(pdwData + dwOffset) &= ~dwMask; // clear the bits
|
|
*(pdwData + dwOffset) |= *((DWORD *)pData); // set the bits
|
|
|
|
dwError = SHSetValue(hKeyReal, NULL, szName, *pType, pdwData, cbData);
|
|
}
|
|
LocalFree(pdwData);
|
|
}
|
|
else
|
|
return ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwError = SHSetValue(hKeyReal, NULL, szName, *pType, pData, *pcbData);
|
|
}
|
|
|
|
break;
|
|
|
|
case REG_GET:
|
|
// grab the value that we have
|
|
if (fOffset)
|
|
{
|
|
DWORD cbData;
|
|
|
|
if (SHQueryValueEx(hKeyReal, szName, NULL, NULL, NULL, &cbData) == ERROR_SUCCESS)
|
|
{
|
|
DWORD *pdwData = (DWORD*)LocalAlloc(LPTR, cbData);
|
|
if (pdwData)
|
|
{
|
|
dwError = SHQueryValueEx(hKeyReal, szName, NULL, pType, pdwData, &cbData);
|
|
if (dwOffset < cbData / sizeof(DWORD))
|
|
*((DWORD *)pData) = *(pdwData + dwOffset);
|
|
else
|
|
*((DWORD *)pData) = 0; // Invalid offset, return something vague
|
|
*pcbData = sizeof(DWORD);
|
|
LocalFree(pdwData);
|
|
}
|
|
else
|
|
return ERROR_NOT_ENOUGH_MEMORY;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwError = SHQueryValueEx(hKeyReal, szName, NULL, pType, pData, pcbData);
|
|
}
|
|
|
|
if ((dwError == ERROR_SUCCESS) && fMask)
|
|
{
|
|
*((DWORD *)pData) &= dwMask;
|
|
}
|
|
break;
|
|
}
|
|
|
|
RegCloseKey(hKeyReal);
|
|
}
|
|
}
|
|
|
|
if ((cmd == REG_GET) && (dwError != ERROR_SUCCESS))
|
|
{
|
|
// get the default setting
|
|
dwError = SHRegQueryUSValue(husKey, c_szDefaultValue, pType, pData, pcbData, FALSE, NULL, 0);
|
|
}
|
|
|
|
return dwError;
|
|
}
|
|
|
|
DWORD CRegTreeOptions::_RegGetSetSetting(HUSKEY husKey, DWORD *pType, LPBYTE pData, DWORD *pcbData, REG_CMD cmd)
|
|
{
|
|
UINT uiAction;
|
|
DWORD cbAction = sizeof(uiAction);
|
|
TCHAR szCLSID[80];
|
|
DWORD cbCLSID = sizeof(szCLSID);
|
|
|
|
if (cmd == REG_GETDEFAULT)
|
|
{
|
|
return SHRegQueryUSValue(husKey, c_szDefaultValue, pType, pData, pcbData, FALSE, NULL, 0);
|
|
}
|
|
else if (SHRegQueryUSValue(husKey, (cmd == REG_GET) ? c_szSPIActionGet : c_szSPIActionSet,
|
|
NULL, &uiAction, &cbAction, FALSE, NULL, 0) == ERROR_SUCCESS)
|
|
{
|
|
*pcbData = sizeof(DWORD);
|
|
*pType = REG_DWORD;
|
|
SHBoolSystemParametersInfo(uiAction, (DWORD*)pData);
|
|
return ERROR_SUCCESS;
|
|
}
|
|
else if (SHRegQueryUSValue(husKey, c_szCLSID, NULL, &szCLSID, &cbCLSID, FALSE, NULL, 0) == ERROR_SUCCESS)
|
|
{
|
|
*pcbData = sizeof(DWORD);
|
|
*pType = REG_DWORD;
|
|
|
|
CLSID clsid;
|
|
GUIDFromString(szCLSID, &clsid);
|
|
|
|
return _GetSetByCLSID(clsid, (BOOL*)pData, (cmd == REG_GET));
|
|
}
|
|
else
|
|
{
|
|
return _GetSetByRegKey(husKey, pType, pData, pcbData, cmd);
|
|
}
|
|
}
|
|
|
|
DWORD CRegTreeOptions::_GetCheckStatus(HUSKEY huskey, BOOL *pbChecked, BOOL bUseDefault)
|
|
{
|
|
DWORD dwError, cbData, dwType;
|
|
BYTE rgData[32];
|
|
DWORD cbDataCHK, dwTypeCHK;
|
|
BYTE rgDataCHK[32];
|
|
BOOL bCompCHK = TRUE;
|
|
|
|
// first, get the setting from the specified location.
|
|
cbData = sizeof(rgData);
|
|
|
|
dwError = _RegGetSetSetting(huskey, &dwType, rgData, &cbData, bUseDefault ? REG_GETDEFAULT : REG_GET);
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
// second, get the value for the "checked" state and compare.
|
|
cbDataCHK = sizeof(rgDataCHK);
|
|
dwError = SHRegQueryUSValue(huskey, c_szCheckedValue, &dwTypeCHK, rgDataCHK, &cbDataCHK, FALSE, NULL, 0);
|
|
if (dwError != ERROR_SUCCESS)
|
|
{
|
|
// ok, we couldn't find the "checked" value, is it because
|
|
// it's platform dependent?
|
|
cbDataCHK = sizeof(rgDataCHK);
|
|
dwError = SHRegQueryUSValue(huskey,
|
|
g_fRunningOnNT ? c_szCheckedValueNT : c_szCheckedValueW95,
|
|
&dwTypeCHK, rgDataCHK, &cbDataCHK, FALSE, NULL, 0);
|
|
}
|
|
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
// make sure two value types match.
|
|
if ((dwType != dwTypeCHK) &&
|
|
(((dwType == REG_BINARY) && (dwTypeCHK == REG_DWORD) && (cbData != 4))
|
|
|| ((dwType == REG_DWORD) && (dwTypeCHK == REG_BINARY) && (cbDataCHK != 4))))
|
|
return ERROR_BAD_FORMAT;
|
|
|
|
switch (dwType) {
|
|
case REG_DWORD:
|
|
*pbChecked = (*((DWORD*)rgData) == *((DWORD*)rgDataCHK));
|
|
break;
|
|
|
|
case REG_SZ:
|
|
if (cbData == cbDataCHK)
|
|
*pbChecked = !lstrcmp((LPTSTR)rgData, (LPTSTR)rgDataCHK);
|
|
else
|
|
*pbChecked = FALSE;
|
|
|
|
break;
|
|
|
|
case REG_BINARY:
|
|
if (cbData == cbDataCHK)
|
|
*pbChecked = !memcmp(rgData, rgDataCHK, cbData);
|
|
else
|
|
*pbChecked = FALSE;
|
|
|
|
break;
|
|
|
|
default:
|
|
return ERROR_BAD_FORMAT;
|
|
}
|
|
}
|
|
}
|
|
|
|
return dwError;
|
|
}
|
|
|
|
DWORD CRegTreeOptions::_SaveCheckStatus(HUSKEY huskey, BOOL bChecked)
|
|
{
|
|
DWORD dwError, cbData, dwType;
|
|
BYTE rgData[32];
|
|
|
|
cbData = sizeof(rgData);
|
|
dwError = SHRegQueryUSValue(huskey, bChecked ? c_szCheckedValue : c_szUncheckedValue, &dwType, rgData, &cbData, FALSE, NULL, 0);
|
|
if (dwError != ERROR_SUCCESS) // was it because of a platform specific value?
|
|
{
|
|
cbData = sizeof(rgData);
|
|
dwError = SHRegQueryUSValue(huskey, bChecked ? (g_fRunningOnNT ? c_szCheckedValueNT : c_szCheckedValueW95) : c_szUncheckedValue,
|
|
&dwType, rgData, &cbData, FALSE, NULL, 0);
|
|
}
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
dwError = _RegGetSetSetting(huskey, &dwType, rgData, &cbData, REG_SET);
|
|
}
|
|
|
|
return dwError;
|
|
}
|
|
|
|
|
|
HTREEITEM Tree_AddItem(HTREEITEM hParent, LPTSTR pszText, HTREEITEM hInsAfter,
|
|
int iImage, HWND hwndTree, HUSKEY huskey, BOOL *pbExisted)
|
|
{
|
|
HTREEITEM hItem;
|
|
TV_ITEM tvI;
|
|
TV_INSERTSTRUCT tvIns;
|
|
TCHAR szText[MAX_URL_STRING];
|
|
|
|
ASSERT(pszText != NULL);
|
|
HRESULT hr = StringCchCopy(szText, ARRAYSIZE(szText), pszText);
|
|
if (FAILED(hr))
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
// NOTE:
|
|
// This code segment is disabled because we only enum explorer
|
|
// tree in HKCU, so there won't be any duplicates.
|
|
// Re-able this code if we start to also enum HKLM that could potentially
|
|
// result in duplicates.
|
|
|
|
// We only want to add an item if it is not already there.
|
|
// We do this to handle reading out of HKCU and HKLM.
|
|
//
|
|
TCHAR szKeyName[MAX_KEY_NAME];
|
|
|
|
tvI.mask = TVIF_HANDLE | TVIF_TEXT;
|
|
tvI.pszText = szKeyName;
|
|
tvI.cchTextMax = ARRAYSIZE(szKeyName);
|
|
|
|
for (hItem = TreeView_GetChild(hwndTree, hParent);
|
|
hItem != NULL;
|
|
hItem = TreeView_GetNextSibling(hwndTree, hItem)
|
|
)
|
|
{
|
|
tvI.hItem = hItem;
|
|
if (TreeView_GetItem(hwndTree, &tvI))
|
|
{
|
|
if (!StrCmp(tvI.pszText, szText))
|
|
{
|
|
// We found a match!
|
|
//
|
|
*pbExisted = TRUE;
|
|
return hItem;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Create the item
|
|
tvI.mask = TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
|
|
tvI.iImage = iImage;
|
|
tvI.iSelectedImage = iImage;
|
|
tvI.pszText = szText;
|
|
tvI.cchTextMax = lstrlen(szText);
|
|
|
|
// lParam contains the HUSKEY for this item:
|
|
tvI.lParam = (LPARAM)huskey;
|
|
|
|
// Create insert item
|
|
tvIns.item = tvI;
|
|
tvIns.hInsertAfter = hInsAfter;
|
|
tvIns.hParent = hParent;
|
|
|
|
// Insert the item into the tree.
|
|
hItem = (HTREEITEM) SendMessage(hwndTree, TVM_INSERTITEM, 0,
|
|
(LPARAM)(LPTV_INSERTSTRUCT)&tvIns);
|
|
|
|
*pbExisted = FALSE;
|
|
return (hItem);
|
|
}
|
|
|
|
BOOL _IsValidKey(HKEY hkeyRoot, LPCTSTR pszSubKey, LPCTSTR pszValue)
|
|
{
|
|
TCHAR szPath[MAX_PATH];
|
|
DWORD dwType, cbSize = sizeof(szPath);
|
|
|
|
if (ERROR_SUCCESS == SHGetValue(hkeyRoot, pszSubKey, pszValue, &dwType, szPath, &cbSize))
|
|
{
|
|
// Zero in the DWORD case or NULL in the string case
|
|
// indicates that this item is not available.
|
|
if (dwType == REG_DWORD)
|
|
return *((DWORD *)szPath) != 0;
|
|
else
|
|
return szPath[0] != 0;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
#define REGSTR_POLICIES_EXPLORER TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\Explorer")
|
|
|
|
BOOL CRegTreeOptions::_RegIsRestricted(HUSKEY hussubkey)
|
|
{
|
|
HUSKEY huskey;
|
|
BOOL fRet = FALSE;
|
|
// Does a "Policy" Sub key exist?
|
|
if (SHRegOpenUSKey(TEXT("Policy"), KEY_ENUMERATE_SUB_KEYS, hussubkey, &huskey, FALSE) == ERROR_SUCCESS)
|
|
{
|
|
// Yes; Enumerate this key. The Values are Policy keys or
|
|
// Full reg paths.
|
|
DWORD cb;
|
|
TCHAR szKeyName[MAX_KEY_NAME];
|
|
|
|
for (int i=0;
|
|
cb = ARRAYSIZE(szKeyName),
|
|
ERROR_SUCCESS == SHRegEnumUSKey(huskey, i, szKeyName, &cb, SHREGENUM_HKLM)
|
|
&& !fRet; i++)
|
|
{
|
|
TCHAR szPath[MAXIMUM_SUB_KEY_LENGTH];
|
|
DWORD dwType, cbSize = sizeof(szPath);
|
|
|
|
HUSKEY huskeyTemp;
|
|
if (ERROR_SUCCESS == SHRegOpenUSKey(szKeyName, KEY_QUERY_VALUE, huskey, &huskeyTemp, FALSE))
|
|
{
|
|
if (ERROR_SUCCESS == SHRegQueryUSValue(huskeyTemp, TEXT("RegKey"), &dwType, szPath, &cbSize, FALSE, NULL, 0))
|
|
{
|
|
if (_IsValidKey(HKEY_LOCAL_MACHINE, szPath, szKeyName))
|
|
{
|
|
fRet = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
SHRegCloseUSKey(huskeyTemp);
|
|
}
|
|
|
|
// It's not a full Key, try off of policies
|
|
if (_IsValidKey(HKEY_LOCAL_MACHINE, REGSTR_POLICIES_EXPLORER, szKeyName) ||
|
|
_IsValidKey(HKEY_CURRENT_USER, REGSTR_POLICIES_EXPLORER, szKeyName))
|
|
{
|
|
fRet = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
SHRegCloseUSKey(huskey);
|
|
}
|
|
|
|
return fRet;
|
|
}
|
|
|
|
void CRegTreeOptions::_RegEnumTree(HUSKEY huskey, HTREEITEM htviparent, HTREEITEM htvins)
|
|
{
|
|
TCHAR szKeyName[MAX_KEY_NAME];
|
|
DWORD cb;
|
|
BOOL bScreenReaderEnabled = IsScreenReaderEnabled();
|
|
|
|
// we must search all the sub-keys
|
|
for (int i=0; // always start with 0
|
|
cb=ARRAYSIZE(szKeyName), // string size
|
|
ERROR_SUCCESS == SHRegEnumUSKey(huskey, i, szKeyName, &cb, SHREGENUM_HKLM);
|
|
i++) // get next entry
|
|
{
|
|
HUSKEY hussubkey;
|
|
// get more info on the entry
|
|
if (ERROR_SUCCESS == SHRegOpenUSKey(szKeyName, KEY_QUERY_VALUE, huskey, &hussubkey, FALSE))
|
|
{
|
|
HUSKEY huskeySave = NULL;
|
|
|
|
if (!_RegIsRestricted(hussubkey))
|
|
{
|
|
TCHAR szTemp[MAX_PATH];
|
|
// Get the type of items under this root
|
|
cb = ARRAYSIZE(szTemp);
|
|
if (ERROR_SUCCESS == SHRegQueryUSValue(hussubkey, c_szType, NULL, szTemp, &cb, FALSE, NULL, 0))
|
|
{
|
|
int iImage;
|
|
BOOL bChecked;
|
|
DWORD dwError = ERROR_SUCCESS;
|
|
|
|
// get the type of node
|
|
DWORD dwTreeType = RegTreeType(szTemp);
|
|
|
|
// get some more info about the this item
|
|
switch (dwTreeType)
|
|
{
|
|
case TREE_GROUP:
|
|
iImage = _DefaultIconImage(hussubkey, IDUNKNOWN);
|
|
huskeySave = hussubkey;
|
|
break;
|
|
|
|
case TREE_CHECKBOX:
|
|
dwError = _GetCheckStatus(hussubkey, &bChecked, FALSE);
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
iImage = bChecked ? IDCHECKED : IDUNCHECKED;
|
|
huskeySave = hussubkey;
|
|
}
|
|
break;
|
|
|
|
case TREE_RADIO:
|
|
dwError = _GetCheckStatus(hussubkey, &bChecked, FALSE);
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
iImage = bChecked ? IDRADIOON : IDRADIOOFF;
|
|
huskeySave = hussubkey;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
dwError = ERROR_INVALID_PARAMETER;
|
|
}
|
|
|
|
if (dwError == ERROR_SUCCESS)
|
|
{
|
|
BOOL bItemExisted = FALSE;
|
|
LPTSTR pszText;
|
|
|
|
// try to get the plugUI enabled text
|
|
// otherwise we want the old data from a
|
|
// different value
|
|
|
|
int cch = ARRAYSIZE(szTemp);
|
|
HRESULT hr = _LoadUSRegUIString(hussubkey, c_szPlugUIText, szTemp, cch);
|
|
if (SUCCEEDED(hr) && szTemp[0] != TEXT('@'))
|
|
{
|
|
pszText = szTemp;
|
|
}
|
|
else
|
|
{
|
|
// try to get the old non-plugUI enabled text
|
|
hr = _LoadUSRegUIString(hussubkey, c_szText, szTemp, cch);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
pszText = szTemp;
|
|
}
|
|
else
|
|
{
|
|
// if all else fails, the key name itself
|
|
// is a little more useful than garbage
|
|
|
|
pszText = szKeyName;
|
|
cch = ARRAYSIZE(szKeyName);
|
|
}
|
|
}
|
|
|
|
//See if we need to add status text
|
|
if (bScreenReaderEnabled && (dwTreeType != TREE_GROUP))
|
|
{
|
|
AppendStatus(pszText, cch, bChecked);
|
|
}
|
|
|
|
// add root node
|
|
HTREEITEM htviroot = Tree_AddItem(htviparent, pszText, htvins, iImage, _hwndTree, huskeySave, &bItemExisted);
|
|
if (htviroot != NULL)
|
|
{
|
|
if (bItemExisted)
|
|
huskeySave = NULL;
|
|
|
|
if (dwTreeType == TREE_GROUP)
|
|
{
|
|
HUSKEY huskeySubTree;
|
|
if (ERROR_SUCCESS == SHRegOpenUSKey(szKeyName, KEY_ENUMERATE_SUB_KEYS, huskey, &huskeySubTree, FALSE))
|
|
{
|
|
_RegEnumTree(huskeySubTree, htviroot, TVI_FIRST);
|
|
SHRegCloseUSKey(huskeySubTree);
|
|
}
|
|
|
|
TreeView_Expand(_hwndTree, htviroot, TVE_EXPAND);
|
|
}
|
|
}
|
|
} // if (dwError == ERROR_SUCCESS
|
|
}
|
|
} // if (!_RegIsRestricted(hsubkey))
|
|
|
|
if (huskeySave != hussubkey)
|
|
SHRegCloseUSKey(hussubkey);
|
|
}
|
|
}
|
|
|
|
// Sort all keys under htviparent
|
|
SendMessage(_hwndTree, TVM_SORTCHILDREN, 0, (LPARAM)htviparent);
|
|
}
|
|
|
|
|
|
BOOL CRegTreeOptions::_WalkTreeRecursive(HTREEITEM htvi, WALK_TREE_CMD cmd)
|
|
{
|
|
// step through the children
|
|
HTREEITEM hctvi = TreeView_GetChild(_hwndTree, htvi);
|
|
while (hctvi)
|
|
{
|
|
_WalkTreeRecursive(hctvi, cmd);
|
|
hctvi = TreeView_GetNextSibling(_hwndTree, hctvi);
|
|
}
|
|
|
|
TV_ITEM tvi = {0};
|
|
// get ourselves
|
|
tvi.mask = TVIF_HANDLE | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
|
|
tvi.hItem = htvi;
|
|
TreeView_GetItem(_hwndTree, &tvi);
|
|
|
|
HUSKEY huskey;
|
|
switch (cmd)
|
|
{
|
|
case WALK_TREE_DELETE:
|
|
// if we are destroying the tree...
|
|
// do we have something to clean up?
|
|
if (tvi.lParam)
|
|
{
|
|
// close the reg key
|
|
SHRegCloseUSKey((HUSKEY)tvi.lParam);
|
|
}
|
|
break;
|
|
|
|
case WALK_TREE_SAVE:
|
|
huskey = (HUSKEY)tvi.lParam;
|
|
|
|
// now save ourselves (if needed)
|
|
// what are we?
|
|
if (tvi.iImage == IDCHECKED || tvi.iImage == IDRADIOON)
|
|
{
|
|
// checkbox or radio that is checked
|
|
_SaveCheckStatus(huskey, TRUE);
|
|
}
|
|
else if (tvi.iImage == IDUNCHECKED)
|
|
{
|
|
// checkbox that is unchecked
|
|
_SaveCheckStatus(huskey, FALSE);
|
|
}
|
|
// else radio that is "off" is ignored
|
|
// else icons are ignored
|
|
|
|
break;
|
|
|
|
case WALK_TREE_RESTORE:
|
|
case WALK_TREE_REFRESH:
|
|
huskey = (HUSKEY)tvi.lParam;
|
|
if ((tvi.iImage == IDCHECKED) ||
|
|
(tvi.iImage == IDUNCHECKED) ||
|
|
(tvi.iImage == IDRADIOON) ||
|
|
(tvi.iImage == IDRADIOOFF))
|
|
{
|
|
BOOL bChecked = FALSE;
|
|
_GetCheckStatus(huskey, &bChecked, cmd == WALK_TREE_RESTORE ? TRUE : FALSE);
|
|
tvi.iImage = (tvi.iImage == IDCHECKED) || (tvi.iImage == IDUNCHECKED) ?
|
|
(bChecked ? IDCHECKED : IDUNCHECKED) :
|
|
(bChecked ? IDRADIOON : IDRADIOOFF);
|
|
tvi.iSelectedImage = tvi.iImage;
|
|
TreeView_SetItem(_hwndTree, &tvi);
|
|
}
|
|
break;
|
|
}
|
|
|
|
return TRUE; // success?
|
|
}
|
|
|
|
|
|
DWORD RegTreeType(LPCTSTR pszType)
|
|
{
|
|
for (int i = 0; i < ARRAYSIZE(c_aTreeTypes); i++)
|
|
{
|
|
if (!lstrcmpi(pszType, c_aTreeTypes[i].name))
|
|
return c_aTreeTypes[i].type;
|
|
}
|
|
|
|
return TREE_UNKNOWN;
|
|
}
|
|
|
|
BOOL AppendStatus(LPTSTR pszText,UINT cchText, BOOL fOn)
|
|
{
|
|
LPTSTR pszTemp;
|
|
UINT cchStrLen , cchStatusLen;
|
|
|
|
//if there's no string specified then return
|
|
if (!pszText)
|
|
return FALSE;
|
|
|
|
//Calculate the string lengths
|
|
cchStrLen = lstrlen(pszText);
|
|
cchStatusLen = fOn ? lstrlen(TEXT("-ON")) : lstrlen(TEXT("-OFF"));
|
|
|
|
|
|
//Remove the old status appended
|
|
pszTemp = StrRStrI(pszText,pszText + cchStrLen, TEXT("-ON"));
|
|
|
|
if(pszTemp)
|
|
{
|
|
*pszTemp = (TCHAR)0;
|
|
cchStrLen = lstrlen(pszText);
|
|
}
|
|
|
|
pszTemp = StrRStrI(pszText,pszText + cchStrLen, TEXT("-OFF"));
|
|
|
|
if(pszTemp)
|
|
{
|
|
*pszTemp = (TCHAR)0;
|
|
cchStrLen = lstrlen(pszText);
|
|
}
|
|
|
|
//check if we append status text, we'll explode or not
|
|
if (cchStrLen + cchStatusLen > cchText)
|
|
{
|
|
//We'll explode
|
|
return FALSE;
|
|
}
|
|
|
|
if (fOn)
|
|
{
|
|
StringCchCat(pszText, cchText, TEXT("-ON"));
|
|
}
|
|
else
|
|
{
|
|
StringCchCat(pszText, cchText, TEXT("-OFF"));
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL IsScreenReaderEnabled()
|
|
{
|
|
BOOL bRet = FALSE;
|
|
SystemParametersInfoA(SPI_GETSCREENREADER, 0, &bRet, 0);
|
|
return bRet;
|
|
}
|