96 lines
1.9 KiB
C++
96 lines
1.9 KiB
C++
#ifndef _ICONHLPR_HXX__
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#define _ICONHLPR_HXX__
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//____________________________________________________________________________
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//
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// Class: CIconHelper
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//
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// Purpose: A simple helper to handle icons for Task & Schedule pages.
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//
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// Interface: SetAppIcon - sets the application icon.
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// SetJobIcon - sets the task icon.
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//
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// History: 6/26/1996 RaviR Created
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//____________________________________________________________________________
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class CIconHelper
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{
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public:
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CIconHelper();
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~CIconHelper();
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void AddRef(void) { ++cRef; }
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void Release(void) { --cRef; if (cRef == 0) delete this; }
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void SetAppIcon(LPTSTR pszApp);
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void SetJobIcon(BOOL fEnabled);
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ULONG cRef;
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CJobIcon JobIcon;
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HICON hiconApp;
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HICON hiconJob;
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};
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inline
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CIconHelper::CIconHelper()
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:
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JobIcon(),
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cRef(1),
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hiconApp(NULL),
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hiconJob(NULL)
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{
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}
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inline
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CIconHelper::~CIconHelper()
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{
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if (hiconApp != NULL)
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{
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DestroyIcon(hiconApp);
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}
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if (hiconJob != NULL)
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{
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DestroyIcon(hiconJob);
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}
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}
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inline
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void
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CIconHelper::SetAppIcon(
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LPTSTR pszApp)
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{
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if (hiconApp != NULL)
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{
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DestroyIcon(hiconApp);
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}
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TCHAR tszApp[MAX_PATH +1];
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lstrcpyn(tszApp, pszApp, MAX_PATH);
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tszApp[MAX_PATH] = L'\0';
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DeleteQuotes(tszApp);
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HICON hiconExtracted = (HICON) UlongToHandle(TS_ExtractIconEx(tszApp, 0, &hiconApp, 1, GetSystemMetrics(SM_CXICON)));
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if (hiconExtracted == NULL || hiconApp == NULL)
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{
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hiconApp = GetDefaultAppIcon(GetSystemMetrics(SM_CXICON));
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}
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}
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inline
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void
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CIconHelper::SetJobIcon(
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BOOL fEnabled)
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{
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if (hiconJob != NULL)
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{
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DestroyIcon(hiconJob);
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}
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hiconJob = JobIcon.OverlayStateIcon(hiconApp, fEnabled, GetSystemMetrics(SM_CXICON));
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}
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#endif // _ICONHLPR_HXX__
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