313 lines
10 KiB
C++
313 lines
10 KiB
C++
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// WiacapDlg.cpp : implementation file
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//
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#include "stdafx.h"
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#include "wiatest.h"
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#include "WiacapDlg.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CWiacapDlg dialog
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CWiacapDlg::CWiacapDlg(CWnd* pParent /*=NULL*/)
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: CDialog(CWiacapDlg::IDD, pParent)
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{
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m_pIWiaItem = NULL;
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m_NumCaps = 0;
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m_bCommandSent = FALSE;
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//{{AFX_DATA_INIT(CWiacapDlg)
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// NOTE: the ClassWizard will add member initialization here
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//}}AFX_DATA_INIT
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}
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void CWiacapDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialog::DoDataExchange(pDX);
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//{{AFX_DATA_MAP(CWiacapDlg)
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DDX_Control(pDX, IDC_SEND_COMMAND_BUTTON, m_SendCommandButton);
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DDX_Control(pDX, IDC_CAPABILITIES_LISTCTRL, m_CapablitiesListCtrl);
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//}}AFX_DATA_MAP
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}
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BEGIN_MESSAGE_MAP(CWiacapDlg, CDialog)
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//{{AFX_MSG_MAP(CWiacapDlg)
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ON_WM_CLOSE()
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ON_BN_CLICKED(IDC_SEND_COMMAND_BUTTON, OnSendCommandButton)
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ON_NOTIFY(NM_CLICK, IDC_CAPABILITIES_LISTCTRL, OnClickCapabilitiesListctrl)
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ON_NOTIFY(LVN_ITEMCHANGED, IDC_CAPABILITIES_LISTCTRL, OnItemchangedCapabilitiesListctrl)
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/////////////////////////////////////////////////////////////////////////////
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// CWiacapDlg message handlers
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BOOL CWiacapDlg::OnInitDialog()
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{
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CDialog::OnInitDialog();
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SetupColumnHeaders();
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AddCapabilitiesToListBox(WIA_DEVICE_EVENTS);
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AddCapabilitiesToListBox(WIA_DEVICE_COMMANDS);
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return TRUE; // return TRUE unless you set the focus to a control
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// EXCEPTION: OCX Property Pages should return FALSE
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}
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void CWiacapDlg::SetupColumnHeaders()
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{
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LVCOLUMN lv;
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TCHAR szColumnName[MAX_PATH];
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memset(szColumnName,0,sizeof(szColumnName));
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HINSTANCE hInstance = NULL;
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hInstance = AfxGetInstanceHandle();
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if(hInstance){
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int i = 0;
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// initialize item property list control column headers
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// Capability name
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LoadString(hInstance,IDS_WIATESTCOLUMN_CAPABILITYNAME,szColumnName,MAX_PATH);
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lv.mask = LVCF_FMT | LVCF_TEXT | LVCF_WIDTH;
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lv.fmt = LVCFMT_LEFT ;
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lv.cx = 100;
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lv.pszText = szColumnName;
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lv.cchTextMax = 0;
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lv.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYNAME;
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lv.iImage = 0;
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lv.iOrder = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYNAME;
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i = m_CapablitiesListCtrl.InsertColumn(ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYNAME,&lv);
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// Capability description
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LoadString(hInstance,IDS_WIATESTCOLUMN_CAPABILITYDESCRIPTION,szColumnName,MAX_PATH);
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lv.cx = 125;
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lv.iOrder = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYDESCRIPTION;
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lv.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYDESCRIPTION;
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lv.pszText = szColumnName;
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i = m_CapablitiesListCtrl.InsertColumn(ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYDESCRIPTION,&lv);
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// Capability Value
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LoadString(hInstance,IDS_WIATESTCOLUMN_CAPABILITYVALUE,szColumnName,MAX_PATH);
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lv.cx = 125;
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lv.iOrder = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYVALUE;
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lv.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYVALUE;
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lv.pszText = szColumnName;
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i = m_CapablitiesListCtrl.InsertColumn(ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYVALUE,&lv);
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// Capability type (event or command)
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LoadString(hInstance,IDS_WIATESTCOLUMN_CAPABILITYTYPE,szColumnName,MAX_PATH);
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lv.cx = 85;
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lv.iOrder = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYTYPE;
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lv.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYTYPE;
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lv.pszText = szColumnName;
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i = m_CapablitiesListCtrl.InsertColumn(ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYTYPE,&lv);
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}
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}
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void CWiacapDlg::AddCapabilitiesToListBox(LONG lType)
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{
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WIA_DEV_CAP DevCap;
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IEnumWIA_DEV_CAPS* pIEnumWiaDevCaps = NULL;
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HRESULT hr = S_OK;
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INT ItemNumber = m_NumCaps;
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hr = m_pIWiaItem->EnumDeviceCapabilities(lType,&pIEnumWiaDevCaps);
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if(S_OK == hr){
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do {
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memset(&DevCap,0,sizeof(DevCap));
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hr = pIEnumWiaDevCaps->Next(1,&DevCap,NULL);
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if (S_OK == hr){
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// DevCap.ulFlags;
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// DevCap.bstrIcon;
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// DevCap.bstrCommanline;
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//DevCap.guid;
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TCHAR szText[MAX_PATH];
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memset(szText,0,sizeof(szText));
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LV_ITEM lvitem;
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lvitem.mask = LVIF_TEXT;
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lvitem.iItem = ItemNumber;
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lvitem.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYNAME;
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lvitem.pszText = szText;
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lvitem.iImage = NULL;
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// Write capability name to list control
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#ifndef UNICODE
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WideCharToMultiByte(CP_ACP,0,DevCap.bstrName,-1,szText,MAX_PATH,NULL,NULL);
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#else
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lstrcpy(szText,DevCap.bstrName);
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#endif
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m_CapablitiesListCtrl.InsertItem(&lvitem);
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// Write capability description to list control
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memset(szText,0,sizeof(szText));
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lvitem.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYDESCRIPTION;
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#ifndef UNICODE
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WideCharToMultiByte(CP_ACP,0,DevCap.bstrDescription,-1,szText,MAX_PATH,NULL,NULL);
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#else
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lstrcpy(szText,DevCap.bstrDescription);
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#endif
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m_CapablitiesListCtrl.SetItem(&lvitem);
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// Write capability value
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memset(szText,0,sizeof(szText));
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lvitem.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYVALUE;
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UCHAR *pwszUUID = NULL;
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UuidToString(&DevCap.guid,&pwszUUID);
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TSPRINTF(szText,"%s",pwszUUID);
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// free allocated string
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RpcStringFree(&pwszUUID);
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m_CapablitiesListCtrl.SetItem(&lvitem);
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// Write capability type
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memset(szText,0,sizeof(szText));
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lvitem.iSubItem = ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYTYPE;
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if(lType == WIA_DEVICE_COMMANDS){
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RC2TSTR(IDS_WIATESTCOMMAND,szText, sizeof(szText));
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} else {
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RC2TSTR(IDS_WIATESTEVENT,szText, sizeof(szText));
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}
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m_CapablitiesListCtrl.SetItem(&lvitem);
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// increment Row counter
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ItemNumber++;
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// free allocated strings
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if(DevCap.bstrName){
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SysFreeString(DevCap.bstrName);
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}
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if(DevCap.bstrDescription){
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SysFreeString(DevCap.bstrDescription);
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}
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}
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}while(hr == S_OK);
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pIEnumWiaDevCaps->Release();
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pIEnumWiaDevCaps = NULL;
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}
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// auto resize columns
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for (int Col = 0; Col <4;Col++){
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m_CapablitiesListCtrl.SetColumnWidth(Col, LVSCW_AUTOSIZE);
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}
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m_NumCaps = ItemNumber;
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}
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void CWiacapDlg::SetIWiaItem(IWiaItem *pIWiaItem)
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{
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pIWiaItem->AddRef();
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m_pIWiaItem = pIWiaItem;
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}
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void CWiacapDlg::OnClose()
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{
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if(m_pIWiaItem){
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m_pIWiaItem->Release();
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m_pIWiaItem = NULL;
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}
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CDialog::OnClose();
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}
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void CWiacapDlg::OnSendCommandButton()
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{
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HRESULT hr = S_OK;
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GUID guidCommand;
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memset(&guidCommand,0,sizeof(GUID));
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IWiaItem *pIWiaItem = NULL;
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GetCommandGUID(GetSelectedCapability(),&guidCommand);
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if(guidCommand != GUID_NULL){
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hr = m_pIWiaItem->DeviceCommand(0,&guidCommand,&pIWiaItem);
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if(FAILED(hr)){
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ErrorMessageBox(IDS_WIATESTERROR_DEVICECOMMAND,hr);
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} else {
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//m_bCommandSent = TRUE;
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if(pIWiaItem){
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pIWiaItem->Release();
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pIWiaItem = NULL;
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}
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TCHAR szCommandSuccess[MAX_PATH];
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memset(szCommandSuccess,0,sizeof(szCommandSuccess));
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RC2TSTR(IDS_WIATESTSUCCESS_COMMAND,szCommandSuccess,sizeof(szCommandSuccess));
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MessageBox(szCommandSuccess);
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}
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} else {
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ErrorMessageBox(IDS_WIATESTERROR_NOCOMMANDGUID);
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}
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}
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void CWiacapDlg::OnClickCapabilitiesListctrl(NMHDR* pNMHDR, LRESULT* pResult)
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{
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HD_NOTIFY* phdn = (HD_NOTIFY *) pNMHDR;
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if(IsCommand(phdn->iItem)){
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m_SendCommandButton.EnableWindow(TRUE);
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} else {
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m_SendCommandButton.EnableWindow(FALSE);
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}
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*pResult = 0;
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}
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BOOL CWiacapDlg::IsCommand(INT iItem)
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{
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// is an item selected?
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if (iItem < ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYNAME)
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return FALSE;
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TCHAR pszCapabilityType[MAX_PATH];
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TCHAR szCapTypeText[MAX_PATH];
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memset(pszCapabilityType,0,sizeof(pszCapabilityType));
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memset(szCapTypeText,0,sizeof(szCapTypeText));
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// load "Command" text label
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RC2TSTR(IDS_WIATESTCOMMAND,szCapTypeText,sizeof(szCapTypeText));
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m_CapablitiesListCtrl.GetItemText(iItem, ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYTYPE,
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pszCapabilityType, sizeof(pszCapabilityType));
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return (lstrcmpi(pszCapabilityType,szCapTypeText) == 0);
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}
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void CWiacapDlg::GetCommandGUID(INT iItem, GUID *pguid)
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{
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memset(pguid,0,sizeof(GUID));
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TCHAR szGUID[MAX_PATH];
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memset(szGUID,0,sizeof(szGUID));
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m_CapablitiesListCtrl.GetItemText(iItem, ITEMPROPERTYLISTCTRL_COLUMN_CAPABILITYVALUE,
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szGUID, sizeof(szGUID));
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#ifndef UNICODE
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UuidFromString((UCHAR*)szGUID,pguid);
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#else
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WideCharToMultiByte(CP_ACP, 0,szGUID,-1,szbuffer,MAX_PATH,NULL,NULL);
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UuidFromString((UCHAR*)szbuffer,pguid);
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#endif
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}
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void CWiacapDlg::OnItemchangedCapabilitiesListctrl(NMHDR* pNMHDR, LRESULT* pResult)
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{
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NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
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if(IsCommand(GetSelectedCapability())){
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m_SendCommandButton.EnableWindow(TRUE);
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} else {
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m_SendCommandButton.EnableWindow(FALSE);
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}
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*pResult = 0;
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}
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INT CWiacapDlg::GetSelectedCapability()
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{
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INT iItem = 0;
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POSITION pos = NULL;
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pos = m_CapablitiesListCtrl.GetFirstSelectedItemPosition();
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if (NULL != pos){
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iItem = m_CapablitiesListCtrl.GetNextSelectedItem(pos);
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}
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return iItem;
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}
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