337 lines
8.9 KiB
C++
337 lines
8.9 KiB
C++
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/*****************************************************************************\
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FILE: thScheme.cpp
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DESCRIPTION:
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This is the Autmation Object to theme scheme object.
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BryanSt 5/11/2000 (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 "appstyle.h"
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#include "thsize.h"
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#include "thstyle.h"
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#include "thscheme.h"
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//===========================
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// *** Class Internals & Helpers ***
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//===========================
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//===========================
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// *** ITheme Interface ***
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//===========================
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HRESULT CSkinScheme::get_DisplayName(OUT BSTR * pbstrDisplayName)
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{
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WCHAR szDisplayName[MAX_PATH];
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HRESULT hr = GetThemeDocumentationProperty(m_pszFilename, SZ_THDOCPROP_DISPLAYNAME, szDisplayName, ARRAYSIZE(szDisplayName));
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LogStatus("GetThemeDocumentationProperty(path=\"%ls\", displayname=\"%ls\") returned %#08lx.\r\n", m_pszFilename, szDisplayName, hr);
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if (SUCCEEDED(hr))
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{
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hr = HrSysAllocStringW(szDisplayName, pbstrDisplayName);
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}
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return hr;
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}
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HRESULT CSkinScheme::get_Path(OUT BSTR * pbstrPath)
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{
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return HrSysAllocString(m_pszFilename, pbstrPath);
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}
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HRESULT CSkinScheme::put_Path(IN BSTR bstrPath)
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{
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HRESULT hr = E_INVALIDARG;
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if (bstrPath)
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{
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Str_SetPtr(&m_pszFilename, bstrPath);
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hr = (m_pszFilename ? S_OK : E_OUTOFMEMORY);
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}
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return hr;
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}
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HRESULT CSkinScheme::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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hr = S_OK;
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if (COLLECTION_SIZE_UNINITIALIZED == m_nSize)
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{
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THEMENAMEINFO themeInfo;
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m_nSize = 0;
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// Make sure there are at least 1 color or return a failure HR.
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hr = EnumThemeColors(m_pszFilename, NULL, m_nSize, &themeInfo);
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do
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{
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m_nSize++;
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}
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while (SUCCEEDED(EnumThemeColors(m_pszFilename, NULL, m_nSize, &themeInfo)));
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}
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*pnLength = m_nSize;
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}
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return hr;
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}
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HRESULT CSkinScheme::get_item(IN VARIANT varIndex, OUT IThemeStyle ** ppThemeStyle)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeStyle)
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{
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long nCount = 0;
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get_length(&nCount);
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*ppThemeStyle = 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) && m_pszFilename)
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{
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THEMENAMEINFO themeInfo;
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hr = EnumThemeColors(m_pszFilename, NULL, varIndex.lVal, &themeInfo);
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LogStatus("EnumThemeColors(path=\"%ls\") returned %#08lx in CSkinScheme::get_item.\r\n", m_pszFilename, hr);
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if (SUCCEEDED(hr))
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{
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hr = CSkinStyle_CreateInstance(m_pszFilename, themeInfo.szName, themeInfo.szDisplayName, ppThemeStyle);
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}
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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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if (!varIndex.bstrVal[0])
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{
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if (m_pszFilename)
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{
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TCHAR szColor[MAX_PATH];
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TCHAR szSize[MAX_PATH];
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hr = GetThemeDefaults(m_pszFilename, szColor, ARRAYSIZE(szColor), szSize, ARRAYSIZE(szSize));
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LogStatus("GetThemeDefaults(pszFilename=\"%ls\", szColor=\"%ls\", szSize=\"%ls\") returned %#08lx in CSkinScheme::get_item.\r\n", m_pszFilename, szColor, szSize, hr);
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if (SUCCEEDED(hr))
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{
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hr = CSkinStyle_CreateInstance(m_pszFilename, szColor, ppThemeStyle);
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}
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}
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}
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else
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{
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THEMENAMEINFO themeInfo;
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for (long nIndex = 0; FAILED(hr) && (nIndex < nCount) && SUCCEEDED(EnumThemeColors(m_pszFilename, NULL, nIndex, &themeInfo));
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nIndex++)
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{
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if (!StrCmpIW(themeInfo.szDisplayName, varIndex.bstrVal) ||
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!StrCmpIW(themeInfo.szName, varIndex.bstrVal))
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{
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hr = CSkinStyle_CreateInstance(m_pszFilename, themeInfo.szName, themeInfo.szDisplayName, ppThemeStyle);
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}
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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 CSkinScheme::get_SelectedStyle(OUT IThemeStyle ** ppThemeStyle)
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{
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HRESULT hr = E_INVALIDARG;
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if (ppThemeStyle)
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{
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WCHAR szCurrentPath[MAX_PATH];
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WCHAR szCurrentStyle[MAX_PATH];
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szCurrentPath[0] = 0;
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szCurrentStyle[0] = 0;
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*ppThemeStyle = NULL;
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hr = GetCurrentThemeName(szCurrentPath, ARRAYSIZE(szCurrentPath), szCurrentStyle, ARRAYSIZE(szCurrentStyle), NULL, 0);
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LogStatus("GetCurrentThemeName(path=\"%ls\", color=\"%ls\", size=\"%ls\") returned %#08lx in CSkinScheme::get_SelectedStyle.\r\n", szCurrentPath, szCurrentStyle, TEXT("NULL"), hr);
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if (SUCCEEDED(hr))
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{
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AssertMsg((0 != szCurrentStyle[0]), TEXT("The GetCurrentThemeName() API returned an invalid value."));
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// Is this skin currently selected?
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if (!StrCmpIW(m_pszFilename, szCurrentPath))
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{
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// Yes, so get the color style from that API.
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if (!m_pSelectedStyle)
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{
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hr = CSkinStyle_CreateInstance(m_pszFilename, szCurrentStyle, &m_pSelectedStyle);
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}
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}
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else
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{
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hr = E_FAIL;
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}
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}
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if (FAILED(hr))
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{
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ATOMICRELEASE(m_pSelectedStyle);
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// No, so find the default color style for this skin(scheme).
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hr = GetThemeDefaults(m_pszFilename, szCurrentStyle, ARRAYSIZE(szCurrentStyle), NULL, 0);
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LogStatus("GetThemeDefaults(szCurrentStyle=\"%ls\", szCurrentStyle=\"%ls\") returned %#08lx in CSkinScheme::get_SelectedStyle.\r\n", szCurrentStyle, szCurrentStyle, hr);
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if (SUCCEEDED(hr))
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{
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hr = CSkinStyle_CreateInstance(m_pszFilename, szCurrentStyle, &m_pSelectedStyle);
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}
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}
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if (m_pSelectedStyle)
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{
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IUnknown_Set((IUnknown **)ppThemeStyle, m_pSelectedStyle);
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}
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}
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return hr;
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}
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HRESULT CSkinScheme::put_SelectedStyle(IN IThemeStyle * pThemeStyle)
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{
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IUnknown_Set((IUnknown **)&m_pSelectedStyle, pThemeStyle);
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return S_OK;
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}
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HRESULT CSkinScheme::AddStyle(OUT IThemeStyle ** ppThemeStyle)
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{
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if (ppThemeStyle)
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{
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*ppThemeStyle = NULL;
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}
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return E_NOTIMPL;
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}
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//===========================
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// *** IUnknown Interface ***
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//===========================
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ULONG CSkinScheme::AddRef()
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{
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return InterlockedIncrement(&m_cRef);
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}
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ULONG CSkinScheme::Release()
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{
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if (InterlockedDecrement(&m_cRef))
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return m_cRef;
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delete this;
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return 0;
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}
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//===========================
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// *** Class Methods ***
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//===========================
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HRESULT CSkinScheme::QueryInterface(REFIID riid, void **ppvObj)
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{
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static const QITAB qit[] = {
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QITABENT(CSkinScheme, IPersist),
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QITABENT(CSkinScheme, IThemeScheme),
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QITABENT(CSkinScheme, IDispatch),
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{ 0 },
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};
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return QISearch(this, qit, riid, ppvObj);
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}
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CSkinScheme::CSkinScheme(IN LPCWSTR pszFilename) : CImpIDispatch(LIBID_Theme, 1, 0, IID_IThemeScheme), CObjectCLSID(&CLSID_SkinScheme), m_cRef(1)
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{
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DllAddRef();
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// This needs to be allocated in Zero Inited Memory.
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// Assert that all Member Variables are inited to Zero.
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ASSERT(!m_pSelectedStyle);
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Str_SetPtr(&m_pszFilename, pszFilename);
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m_nSize = COLLECTION_SIZE_UNINITIALIZED;
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}
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CSkinScheme::~CSkinScheme()
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{
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ATOMICRELEASE(m_pSelectedStyle);
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Str_SetPtr(&m_pszFilename, NULL);
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DllRelease();
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}
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HRESULT CSkinScheme_CreateInstance(IN LPCWSTR pszFilename, OUT IThemeScheme ** ppThemeScheme)
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{
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HRESULT hr = E_INVALIDARG;
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if (pszFilename && ppThemeScheme)
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{
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TCHAR szPath[MAX_PATH];
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StrCpyN(szPath, pszFilename, ARRAYSIZE(szPath));
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ExpandResourceDir(szPath, ARRAYSIZE(szPath));
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CSkinScheme * pObject = new CSkinScheme(szPath);
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*ppThemeScheme = NULL;
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hr = E_OUTOFMEMORY;
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if (pObject)
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{
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if (pObject->m_pszFilename)
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{
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hr = pObject->QueryInterface(IID_PPV_ARG(IThemeScheme, ppThemeScheme));
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}
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pObject->Release();
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}
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}
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return hr;
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}
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