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370 lines
9.8 KiB
370 lines
9.8 KiB
/*++
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© 1998 Seagate Software, Inc. All rights reserved.
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Module Name:
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SchdTask.cpp
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Abstract:
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CSchdTask - Class that allows access to a scheduled task.
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Check the task
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Create the task
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Delete the task
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Save the task
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Show property page
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Show task description in text box
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Author:
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Art Bragg 9/4/97
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Revision History:
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--*/
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#include "stdafx.h"
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#include "SchdTask.h"
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#include "SchedSht.h"
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/////////////////////////////////////////////////////////////////////////////
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// CSchdTask
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//
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// Description: Save arguments to data members. Create the Scheduling Agent
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// object.
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//
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// Arguments:
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// szComputerName - Name of HSM computer owning task scheduler
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// taskID - Resource ID for task name
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// propPageTitleID - Resource ID for property page title
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// pEdit - Edit control to show description in
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//
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// Returns:
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// S_OK, S_XXXX
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//
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///////////////////////////////////////////////////////////////////////////////////
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//
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CSchdTask::CSchdTask
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(
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CString szComputerName,
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const TCHAR* task,
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int propPageTitleID,
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const TCHAR* parameters,
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const TCHAR* comment,
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CEdit* pEdit
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)
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{
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HRESULT hr = S_OK;
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try {
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WsbTraceIn( L"CSchdTask::CSchdTask", L"ComputerName = <%ls> task = <%ls> propPageTitleID = <%d> pEdit = <%ld>",
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szComputerName, task, propPageTitleID, pEdit );
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m_pTask = NULL;
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m_szComputerName = szComputerName;
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// Save the property page title resource ID
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m_propPageTitleID = propPageTitleID;
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// Save the pointer to the control in which to display the schedule text
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m_pEdit = pEdit;
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WsbAffirmHr( m_pSchedAgent.CoCreateInstance( CLSID_CSchedulingAgent ) );
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// Get the hsm computer and prepend "\\"
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CString szHsmName ("\\\\" + szComputerName);
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// Tell the task manager which computer to look on
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m_pSchedAgent->SetTargetComputer (szHsmName);
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m_szJobTitle = task;
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m_szParameters = parameters;
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m_szComment = comment;
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} WsbCatch (hr);
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WsbTraceOut( L"CSchdTask::CSchdTask", L"hr = <%ls>", WsbHrAsString( hr ) );
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}
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//////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: CheckTaskExists
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//
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// Description: Tries to access the task owned by the object. If the task does not
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// exist, returns S_FALSE and if caller requested puts up an error and
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// creates the task.
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//
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// Arguments: bCreateTask - true = put up an error and create task if it doesn't exist
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//
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// Returns: S_OK - Task exists
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// S_FALSE - Task did not exist (may have been created)
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// S_XXXX - Error
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//
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/////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::CheckTaskExists(
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BOOL bCreateTask
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)
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{
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WsbTraceIn( L"CSchdTask::CheckTaskExists", L"bCreateTask = <%ld>", bCreateTask );
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HRESULT hr = S_OK;
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try {
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//
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// Get the task we're interested in
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//
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CComPtr <IUnknown> pIU;
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if( m_pSchedAgent->Activate( m_szJobTitle, IID_ITask, &pIU ) == S_OK ) {
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//
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// QI to the task interface and save it
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//
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m_pTask.Release( );
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WsbAffirmHr( pIU->QueryInterface( IID_ITask, (void **) &m_pTask ) );
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} else {
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//
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// The task doesn't exist - create it if the caller wanted
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// us to.
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//
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if( bCreateTask ) {
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CString sMessage;
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AfxFormatString2( sMessage, IDS_ERR_MANAGE_TASK, m_szJobTitle, m_szComputerName );
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AfxMessageBox( sMessage, RS_MB_ERROR );
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//
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// Create the task
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//
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WsbAffirmHr( CreateTask( ) );
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WsbAffirmHr( Save( ) );
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}
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//
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// Return false (the task does or did not exist)
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//
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hr = S_FALSE;
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}
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} WsbCatch( hr );
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WsbTraceOut( L"CSchdTask::CheckTaskExists", L"hr = <%ls>", WsbHrAsString( hr ) );
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return( hr );
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}
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//////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: CreateTask
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//
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// Description: Creates the data-member task in the task scheduler.
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//
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// Arguments: None
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//
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// Returns: S_OK, S_XXXX
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//
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/////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::CreateTask()
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{
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WsbTraceIn( L"CSchdTask::CreateTask", L"");
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HRESULT hr = S_OK;
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try {
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//
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// Need to connect to the HSM engine and let it create it
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// so that it runs under the LocalSystem account
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//
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CComPtr<IHsmServer> pServer;
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WsbAffirmHr( HsmConnectFromName( HSMCONN_TYPE_HSM, m_szComputerName, IID_IHsmServer, (void**)&pServer ) );
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WsbAffirmHr( pServer->CreateTask( m_szJobTitle, m_szParameters, m_szComment, TASK_TIME_TRIGGER_DAILY, 2, 0, TRUE ) );
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//
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// And Configure it
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//
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m_pTask.Release( );
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WsbAffirmHr( m_pSchedAgent->Activate( m_szJobTitle, IID_ITask, (IUnknown**)&m_pTask ) );
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} WsbCatch (hr);
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WsbTraceOut( L"CSchdTask::CreateTask", L"hr = <%ls>", WsbHrAsString( hr ) );
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return( hr );
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}
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////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: DeleteTask
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//
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// Description: Deletes the data-member task from the task scheduler
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//
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// Arguments: None
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//
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// Returns: S_OK, S_XXX
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//
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////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::DeleteTask()
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{
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WsbTraceIn( L"CSchdTask::CreateTask", L"");
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HRESULT hr = S_OK;
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try {
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WsbAffirmPointer (m_pSchedAgent);
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WsbAffirmHr (m_pSchedAgent->Delete( m_szJobTitle ));
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} WsbCatch (hr);
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WsbTraceOut( L"CSchdTask::DeleteTask", L"hr = <%ls>", WsbHrAsString( hr ) );
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return hr;
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}
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//////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: ShowPropertySheet
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//
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// Description: Shows a property sheet for the data-member task.
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//
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// Arguments: None
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//
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// Returns: S_OK, S_XXX
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//
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//////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::ShowPropertySheet()
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{
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WsbTraceIn( L"CSchdTask::ShowPropertySheet", L"");
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CScheduleSheet scheduleSheet(m_propPageTitleID , m_pTask, 0, 0 );
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scheduleSheet.DoModal( );
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WsbTraceOut( L"CSchdTask::ShowPropertySheet", L"hr = <%ls>", WsbHrAsString( S_OK ) );
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return S_OK;
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}
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//////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: UpdateDescription
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//
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// Description: Displays the data-member task's summary in the data-member text box.
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//
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// Arguments: None
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//
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// Returns: S_OK, S_XXX
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//
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//////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::UpdateDescription
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(
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void
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)
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{
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WsbTraceIn( L"CSchdTask::UpdateDescription", L"" );
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HRESULT hr = S_OK;
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try {
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//
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// And set schedule text into the text box.
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//
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CString buildString;
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WORD triggerCount, triggerIndex;
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WsbAffirmHr( m_pTask->GetTriggerCount( &triggerCount ) );
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CWsbStringPtr scheduleString;
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for( triggerIndex = 0; triggerIndex < triggerCount; triggerIndex++ ) {
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WsbAffirmHr( m_pTask->GetTriggerString( triggerIndex, &scheduleString ) );
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buildString += scheduleString;
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buildString += L"\r\n";
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scheduleString.Free( );
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}
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m_pEdit->SetWindowText( buildString );
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//
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// Now check to see if we should add a scroll bar
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//
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//
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// It seems the only way to know that an edit control needs a scrollbar
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// is to force it to scroll to the bottom and see if the first
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// visible line is the first actual line
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//
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m_pEdit->LineScroll( MAXSHORT );
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if( m_pEdit->GetFirstVisibleLine( ) > 0 ) {
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//
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// Add the scroll styles
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//
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m_pEdit->ModifyStyle( 0, WS_VSCROLL | ES_AUTOVSCROLL, SWP_DRAWFRAME );
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} else {
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//
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// Remove the scrollbar (set range to 0)
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//
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m_pEdit->SetScrollRange( SB_VERT, 0, 0, TRUE );
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}
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//
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// Remove selection
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//
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m_pEdit->PostMessage( EM_SETSEL, -1, 0 );
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} WsbCatch( hr );
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WsbTraceOut( L"CSchdTask::UpdateDescription", L"hr = <%ls>", WsbHrAsString( hr ) );
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return( hr );
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}
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//////////////////////////////////////////////////////////////////////////////////////////////
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//
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// Function: Save
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//
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// Description: Saves the data member task to the task scheduler
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//
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// Arguments: None
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//
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// Returns: S_OK, S_XXX
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//
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//////////////////////////////////////////////////////////////////////////////////////////////
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HRESULT
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CSchdTask::Save (void)
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{
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WsbTraceIn( L"CSchdTask::Save", L"" );
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HRESULT hr = S_OK;
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try {
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CComPtr<IPersistFile> pPersist;
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WsbAffirmHr( m_pTask->QueryInterface( IID_IPersistFile, (void**)&pPersist ) );
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WsbAffirmHr( pPersist->Save( 0, 0 ) );
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} WsbCatch (hr);
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WsbTraceOut( L"CSchdTask::Save", L"hr = <%ls>", WsbHrAsString( hr ) );
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return( hr );
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}
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