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<html><head><title>CIRC Attributes Sample: Demonstrates Using Property Pages</title></head><body><h1>CIRC Attributes Sample: Demonstrates Using Property Pages</h1><div id="mainSection"><div id="mainBody"><div id="allHistory" class="saveHistory" onsave="saveAll()" onload="loadAll()"></div><p /><p>The CIRC attributes sample shows how to use ATL to make a simple ActiveX control. The sample creates a control that draws a circle and demonstrates property pages, control painting, use of color and caption properties, Click and KeyPress events, and a Color property page.</p><p>The CIRC sample is the nonattributed version of this sample.</p><div class="alert"><table width="100%" cellspacing="0" cellpadding="0"><tr><th align="left">Security Note </th></tr><tr><td><p>This sample code is provided to illustrate a concept and should not be used in applications or Web sites, as it may not illustrate the safest coding practices.</p></td></tr></table></div><h1 class="heading">Building and Running the Sample</h1><div id="sectionSection0" class="seeAlsoNoToggleSection"><h4 class="subHeading">To build and run this sample</h4><div class="subSection"><ol><li><p>Open the solution file circ.sln.</p></li><li><p>From the <b>Build</b> menu, click <b>Build Solution</b>.</p></li><li><p>Insert the control into a control container like ActiveX Control Test Container and test its properties and events. For details on accessing Test Container and using it to test a control, see <MSHelp:link keywords="626867CF-FE53-4C30-8973-55BB93EF3917" tabindex="0" >Testing Properties and Events with Test Container</MSHelp:link>.</p></li></ol></div></div><h1 class="heading">Attributes</h1><div id="sectionSection1" class="seeAlsoNoToggleSection"><p>This sample uses the following attributes:</p><p>coclass, dispinterface, dll, dual, event_source, helpstring, id, implements_category, in, module, name, object, out, pointer_default, propget, propput, propputref, retval, support_error_info, uuid</p></div><h1 class="heading">Keywords</h1><div id="sectionSection2" class="seeAlsoNoToggleSection"><p>This sample uses the following keywords:</p><p>AtlCreateTargetDC; ATLTRACE; BEGIN_COM_MAP; BEGIN_CONNECTION_POINT_MAP; BEGIN_MSG_MAP; BEGIN_OBJECT_MAP; BEGIN_PROPERTY_MAP; CCircPropertyPageDlg ; CComCoClass; CComControl; CComControl::SetDirty; CComObjectRoot; CDialogImpl; CHAIN_MSG_MAP; COM_INTERFACE_ENTRY; COM_INTERFACE_ENTRY_IID; COM_INTERFACE_ENTRY_IMPL; COMMAND_ID_HANDLER; CONNECTION_POINT_ENTRY; CProxy_CircEvents; CreateEllipticRgn; CreatePen; CreateSolidBrush; CStockPropImpl; DECLARE_GET_CONTROLLING_UNKNOWN; DECLARE_REGISTRY_RESOURCEID; Ellipse; END_COM_MAP; END_CONNECTION_POINT_MAP; END_MSG_MAP; END_OBJECT_MAP; END_PROPERTY_MAP; GetClientRect; GetDialogBaseUnits; GetStockObject; GetTextMetrics; IConnectionPointContainerImpl; IConnectionPointImpl; IDataObjectImpl; IOleControlImpl; IOleInPlaceActiveObjectImpl; IOleInPlaceObjectWindowlessImpl; IOleLinkImpl; IOleObjectImpl; IOleObjectImpl::DoVerb; IPerPropertyBrowsingImpl; IPersistPropertyBagImpl; IPersistStorageImpl; IPersistStreamInitImpl; IPropertyNotifySinkCP; IPropertyPageImpl; IPropertyPageImpl::SetObjects; IProvideClassInfo2Impl; IQuickActivateImpl; IQuickActivateImpl::QuickActivate; IRunnableObjectImpl; ISpecifyPropertyPagesImpl; IViewObjectExImpl; MESSAGE_HANDLER; OBJECT_ENTRY; OleTranslateColor; PROP_ENTRY; SelectObject; SendDlgItemMessage; SetBkMode; SetTextColor; SetWindowRgn; USES_CONVERSION</p><div class="alert"><table width="100%" cellspacing="0" cellpadding="0"><tr><th align="left">Note </th></tr><tr><td><p>Some of the samples, such as this one, have not been modified to reflect the changes in the Visual C++ wizards, libraries, and compiler, but still demonstrate how to complete your desired task. </p></td></tr></table></div></div></div><div id="footer"><div class="footerLine"></div>
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