476 lines
13 KiB
C++
476 lines
13 KiB
C++
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/*****************************************************************************\
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FILE: appStyle.cpp
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DESCRIPTION:
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This is the Autmation Object to theme scheme object.
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BryanSt 4/3/2000 (Bryan Starbuck)
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Copyright (C) Microsoft Corp 2000-2000. All rights reserved.
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\*****************************************************************************/
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#include "priv.h"
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#include <cowsite.h>
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#include <atlbase.h>
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#include "util.h"
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#include "theme.h"
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#include "appsize.h"
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#include "appstyle.h"
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//===========================
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// *** Class Internals & Helpers ***
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//===========================
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HRESULT CAppearanceStyle::_getSizeByIndex(IN long nIndex, OUT IThemeSize ** ppThemeSize)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeSize)
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{
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HKEY hKeyStyle;
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*ppThemeSize = NULL;
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hr = HrRegOpenKeyEx(m_hKeyStyle, NULL, 0, (KEY_WRITE | KEY_READ), &hKeyStyle); // Clone the key.
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if (SUCCEEDED(hr))
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{
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HKEY kKeySizes;
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hr = HrRegCreateKeyEx(m_hKeyStyle, SZ_REGKEY_SIZES, 0, NULL, REG_OPTION_NON_VOLATILE, (KEY_WRITE | KEY_READ), NULL, &kKeySizes, NULL);
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if (SUCCEEDED(hr))
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{
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HKEY kKeyTheSize;
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TCHAR szKeyName[MAXIMUM_SUB_KEY_LENGTH];
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wnsprintf(szKeyName, ARRAYSIZE(szKeyName), TEXT("%d"), nIndex);
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hr = HrRegOpenKeyEx(kKeySizes, szKeyName, 0, (KEY_WRITE | KEY_READ), &kKeyTheSize);
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if (SUCCEEDED(hr))
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{
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hr = CAppearanceSize_CreateInstance(hKeyStyle, kKeyTheSize, ppThemeSize); // This function takes ownership of hKeyStyle and kKeyTheSize
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}
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RegCloseKey(kKeySizes);
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}
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if (FAILED(hr))
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{
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RegCloseKey(hKeyStyle);
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}
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}
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}
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return hr;
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}
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#define SZ_APPEARANCE_SCHEME_NAME L"NoVisualStyle"
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//===========================
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// *** ITheme Interface ***
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//===========================
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HRESULT CAppearanceStyle::get_DisplayName(OUT BSTR * pbstrDisplayName)
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{
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HRESULT hr = E_INVALIDARG;
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if (pbstrDisplayName)
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{
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CComBSTR bstrDisplayName;
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*pbstrDisplayName = NULL;
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hr = HrBStrRegQueryValue(m_hKeyStyle, SZ_REGVALUE_DISPLAYNAME, &bstrDisplayName);
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if (SUCCEEDED(hr))
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{
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WCHAR szDisplayName[MAX_PATH];
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if (SUCCEEDED(SHLoadIndirectString(bstrDisplayName, szDisplayName, ARRAYSIZE(szDisplayName), NULL)))
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{
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hr = HrSysAllocStringW(szDisplayName, pbstrDisplayName);
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}
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else
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{
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hr = HrSysAllocStringW(bstrDisplayName, pbstrDisplayName);
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}
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}
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}
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return hr;
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}
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HRESULT CAppearanceStyle::put_DisplayName(IN BSTR bstrDisplayName)
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{
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return HrRegSetValueString(m_hKeyStyle, NULL, SZ_REGVALUE_DISPLAYNAME, bstrDisplayName);
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}
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HRESULT CAppearanceStyle::get_Name(OUT BSTR * pbstrName)
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{
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// This will be connonical. And it will be language independent if it is one that
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// we could upgrade to MUI compat strings.
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return HrBStrRegQueryValue(m_hKeyStyle, SZ_REGVALUE_DISPLAYNAME, pbstrName);
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}
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HRESULT CAppearanceStyle::put_Name(IN BSTR bstrName)
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{
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return E_NOTIMPL;
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}
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HRESULT CAppearanceStyle::get_length(OUT long * pnLength)
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{
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HRESULT hr = E_INVALIDARG;
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if (pnLength)
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{
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HKEY hKeyStyle;
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*pnLength = 0;
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hr = HrRegOpenKeyEx(m_hKeyStyle, SZ_REGKEY_SIZES, 0, KEY_READ, &hKeyStyle);
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if (SUCCEEDED(hr))
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{
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DWORD dwValues = 0;
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hr = HrRegQueryInfoKey(hKeyStyle, NULL, NULL, NULL, &dwValues, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
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*pnLength = (long) dwValues;
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RegCloseKey(hKeyStyle);
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}
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}
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return hr;
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}
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HRESULT CAppearanceStyle::get_item(IN VARIANT varIndex, OUT IThemeSize ** ppThemeSize)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeSize)
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{
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long nCount = 0;
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get_length(&nCount);
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*ppThemeSize = NULL;
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// This is sortof gross, but if we are passed a pointer to another variant, simply
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// update our copy here...
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if (varIndex.vt == (VT_BYREF | VT_VARIANT) && varIndex.pvarVal)
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varIndex = *(varIndex.pvarVal);
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switch (varIndex.vt)
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{
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case VT_I2:
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varIndex.lVal = (long)varIndex.iVal;
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// And fall through...
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case VT_I4:
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if ((varIndex.lVal >= 0) && (varIndex.lVal < nCount))
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{
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hr = _getSizeByIndex(varIndex.lVal, ppThemeSize);
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}
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break;
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case VT_BSTR:
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if (varIndex.bstrVal)
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{
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for (int nIndex = 0; FAILED(hr) && (nIndex < nCount); nIndex++)
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{
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IThemeSize * pThemeSize;
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if (SUCCEEDED(_getSizeByIndex(nIndex, &pThemeSize)))
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{
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CComBSTR bstrDisplayName;
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if (SUCCEEDED(pThemeSize->get_DisplayName(&bstrDisplayName)))
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{
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if (!StrCmpIW(bstrDisplayName, varIndex.bstrVal))
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{
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// They match, so this is the one.
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*ppThemeSize = pThemeSize;
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pThemeSize = NULL;
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hr = S_OK;
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}
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}
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if (FAILED(hr))
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{
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if (bstrDisplayName)
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{
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bstrDisplayName.Empty();
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}
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if (SUCCEEDED(pThemeSize->get_Name(&bstrDisplayName)))
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{
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if (!StrCmpIW(bstrDisplayName, varIndex.bstrVal))
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{
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// They match, so this is the one.
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*ppThemeSize = pThemeSize;
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pThemeSize = NULL;
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hr = S_OK;
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}
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}
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}
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ATOMICRELEASE(pThemeSize);
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}
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}
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}
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break;
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default:
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hr = E_NOTIMPL;
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}
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}
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return hr;
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}
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HRESULT CAppearanceStyle::get_SelectedSize(OUT IThemeSize ** ppThemeSize)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeSize)
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{
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HKEY hKeyStyle;
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*ppThemeSize = NULL;
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AssertMsg((NULL != m_hKeyStyle), TEXT("If this isn't set, then someone didn't construct us correctly"));
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hr = HrRegOpenKeyEx(m_hKeyStyle, NULL, 0, (KEY_WRITE | KEY_READ), &hKeyStyle); // Clone the key.
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if (SUCCEEDED(hr))
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{
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TCHAR szSelectedSize[MAXIMUM_SUB_KEY_LENGTH];
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DWORD cbSize = sizeof(szSelectedSize);
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hr = HrSHGetValue(m_hKeyStyle, NULL, SZ_REGVALUE_SELECTEDSIZE, NULL, szSelectedSize, &cbSize);
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if (FAILED(hr))
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{
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StrCpyN(szSelectedSize, TEXT("0"), ARRAYSIZE(szSelectedSize)); // Select the first one in the list when in doubt.
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hr = S_OK;
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}
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if (SUCCEEDED(hr))
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{
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TCHAR szKeyName[MAXIMUM_SUB_KEY_LENGTH];
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HKEY hKeyTheSize;
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wnsprintf(szKeyName, ARRAYSIZE(szKeyName), TEXT("%s\\%s"), SZ_REGKEY_SIZES, szSelectedSize);
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// Let's find the next empty slot
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hr = HrRegOpenKeyEx(m_hKeyStyle, szKeyName, 0, (KEY_WRITE | KEY_READ), &hKeyTheSize);
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if (SUCCEEDED(hr))
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{
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hr = CAppearanceSize_CreateInstance(hKeyStyle, hKeyTheSize, ppThemeSize); // This function takes ownership of hKeyStyle and kKeySizes
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if (FAILED(hr))
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{
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RegCloseKey(hKeyTheSize);
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}
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}
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}
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if (FAILED(hr))
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{
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RegCloseKey(hKeyStyle);
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}
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}
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}
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return hr;
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}
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HRESULT CAppearanceStyle::put_SelectedSize(IN IThemeSize * pThemeSize)
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{
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HRESULT hr = E_INVALIDARG;
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if (pThemeSize)
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{
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TCHAR szKeyName[MAXIMUM_SUB_KEY_LENGTH];
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CComBSTR bstrDisplayNameSource;
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szKeyName[0] = 0;
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hr = pThemeSize->get_DisplayName(&bstrDisplayNameSource);
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if (SUCCEEDED(hr))
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{
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for (int nIndex = 0; SUCCEEDED(hr); nIndex++)
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{
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IThemeSize * pThemeSizeInList;
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hr = _getSizeByIndex(nIndex, &pThemeSizeInList);
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if (SUCCEEDED(hr))
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{
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CComBSTR bstrDisplayName;
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hr = pThemeSizeInList->get_DisplayName(&bstrDisplayName);
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if (SUCCEEDED(hr))
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{
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ATOMICRELEASE(pThemeSizeInList);
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if (!StrCmpIW(bstrDisplayName, bstrDisplayNameSource))
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{
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// They match, so this is the one.
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wnsprintf(szKeyName, ARRAYSIZE(szKeyName), TEXT("%d"), nIndex);
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break;
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}
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}
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}
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}
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}
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if (SUCCEEDED(hr) && szKeyName[0])
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{
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DWORD cbSize = ((lstrlen(szKeyName) + 1) * sizeof(szKeyName[0]));
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hr = HrSHSetValue(m_hKeyStyle, NULL, SZ_REGVALUE_SELECTEDSIZE, REG_SZ, szKeyName, cbSize);
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}
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}
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return hr;
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}
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HRESULT CAppearanceStyle::AddSize(OUT IThemeSize ** ppThemeSize)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeSize)
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{
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HKEY kKeySizes;
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*ppThemeSize = NULL;
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hr = HrRegCreateKeyEx(m_hKeyStyle, SZ_REGKEY_SIZES, 0, NULL, REG_OPTION_NON_VOLATILE, (KEY_WRITE | KEY_READ), NULL, &kKeySizes, NULL);
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if (SUCCEEDED(hr))
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{
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for (int nIndex = 0; nIndex < 10000; nIndex++)
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{
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HKEY hKeyTheSize;
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TCHAR szKeyName[MAXIMUM_SUB_KEY_LENGTH];
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wnsprintf(szKeyName, ARRAYSIZE(szKeyName), TEXT("%d"), nIndex);
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// Let's find the next empty slot
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hr = HrRegOpenKeyEx(kKeySizes, szKeyName, 0, (KEY_WRITE | KEY_READ), &hKeyTheSize);
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if (SUCCEEDED(hr))
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{
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RegCloseKey(hKeyTheSize);
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}
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else
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{
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hr = HrRegCreateKeyEx(kKeySizes, szKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, (KEY_WRITE | KEY_READ), NULL, &hKeyTheSize, NULL);
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if (SUCCEEDED(hr))
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{
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HKEY hKeyStyle;
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hr = HrRegOpenKeyEx(m_hKeyStyle, NULL, 0, (KEY_WRITE | KEY_READ), &hKeyStyle); // Clone the key.
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if (SUCCEEDED(hr))
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{
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hr = CAppearanceSize_CreateInstance(hKeyStyle, hKeyTheSize, ppThemeSize); // This function takes ownership of hKeyStyle and kKeySizes
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if (FAILED(hr))
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{
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RegCloseKey(hKeyStyle);
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}
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}
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if (FAILED(hr))
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{
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RegCloseKey(hKeyTheSize);
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}
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}
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break;
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}
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}
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RegCloseKey(kKeySizes);
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}
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}
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return hr;
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}
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|
//===========================
|
||
|
|
// *** IUnknown Interface ***
|
||
|
|
//===========================
|
||
|
|
ULONG CAppearanceStyle::AddRef()
|
||
|
|
{
|
||
|
|
return InterlockedIncrement(&m_cRef);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
ULONG CAppearanceStyle::Release()
|
||
|
|
{
|
||
|
|
if (InterlockedDecrement(&m_cRef))
|
||
|
|
return m_cRef;
|
||
|
|
|
||
|
|
delete this;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//===========================
|
||
|
|
// *** Class Methods ***
|
||
|
|
//===========================
|
||
|
|
HRESULT CAppearanceStyle::QueryInterface(REFIID riid, void **ppvObj)
|
||
|
|
{
|
||
|
|
static const QITAB qit[] = {
|
||
|
|
QITABENT(CAppearanceStyle, IThemeStyle),
|
||
|
|
QITABENT(CAppearanceStyle, IDispatch),
|
||
|
|
{ 0 },
|
||
|
|
};
|
||
|
|
|
||
|
|
return QISearch(this, qit, riid, ppvObj);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
CAppearanceStyle::CAppearanceStyle(IN HKEY hkeyStyle) : CImpIDispatch(LIBID_Theme, 1, 0, IID_IThemeStyle), m_cRef(1)
|
||
|
|
{
|
||
|
|
DllAddRef();
|
||
|
|
|
||
|
|
// This needs to be allocated in Zero Inited Memory.
|
||
|
|
// Assert that all Member Variables are inited to Zero.
|
||
|
|
m_hKeyStyle = hkeyStyle;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
CAppearanceStyle::~CAppearanceStyle()
|
||
|
|
{
|
||
|
|
if (m_hKeyStyle)
|
||
|
|
{
|
||
|
|
RegCloseKey(m_hKeyStyle);
|
||
|
|
}
|
||
|
|
|
||
|
|
DllRelease();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
HRESULT CAppearanceStyle_CreateInstance(IN HKEY hkeyStyle, OUT IThemeStyle ** ppThemeStyle)
|
||
|
|
{
|
||
|
|
HRESULT hr = E_INVALIDARG;
|
||
|
|
|
||
|
|
if (ppThemeStyle)
|
||
|
|
{
|
||
|
|
CAppearanceStyle * pObject = new CAppearanceStyle(hkeyStyle);
|
||
|
|
|
||
|
|
*ppThemeStyle = NULL;
|
||
|
|
if (pObject)
|
||
|
|
{
|
||
|
|
hr = pObject->QueryInterface(IID_PPV_ARG(IThemeStyle, ppThemeStyle));
|
||
|
|
pObject->Release();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
hr = E_OUTOFMEMORY;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
}
|
||
|
|
|