private void Login_Click(object sender, EventArgs e)
{
if (!m_bInit)
{
MessageBox.Show("库初始化失败");
return;
}
//设备用户信息获得
NET_DEVICEINFO deviceInfo = new NET_DEVICEINFO();
int error = 0;
m_nLoginID = DHClient.DHLogin(this.textBoxIP.Text.ToString(), ushort.Parse(this.textBoxPort.Text.ToString()),
this.textBoxUser.Text.ToString(), this.textBoxPsw.Text.ToString(), out deviceInfo, out error);
if (m_nLoginID > 0)
{
this.Login.Enabled = false;
this.Logout.Enabled = true;
m_nChannelNum = deviceInfo.byChanNum;
for (int i = 0; i < m_nChannelNum; ++i)
{
this.comboBoxChannel.Items.Add(i.ToString());
}
//query json ability.
Int32 dwRetLen = 0;
IntPtr pDevEnable = new IntPtr();
pDevEnable = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(DH_DEV_ENABLE_INFO)));
bool bRet = DHClient.DHQuerySystemInfo(m_nLoginID, DH_SYS_ABILITY.ABILITY_DEVALL_INFO, pDevEnable,
Marshal.SizeOf(typeof(DH_DEV_ENABLE_INFO)), ref dwRetLen, 1000);
if (bRet == false)
{
//MessageBox.Show(ConvertString("Query device ability failed."));
MessageBox.Show("查询设备能力失败");
return;
}
DH_DEV_ENABLE_INFO devEnable = new DH_DEV_ENABLE_INFO();
devEnable = (DH_DEV_ENABLE_INFO)Marshal.PtrToStructure(pDevEnable, typeof(DH_DEV_ENABLE_INFO));
m_bJSON = devEnable.IsFucEnable[(Int32)DH_FUN_SUPPORT.EN_JSON_CONFIG] > 0 ? true : false;
if (m_bJSON == false)
{
int nRetLen = 0;
IntPtr pStuSnapAttr = new IntPtr();
pStuSnapAttr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(DH_SNAP_ATTR_EN)));
bool nRet = DHClient.DHQueryDevState(m_nLoginID, (int)DHClient.DH_DEVSTATE_SNAP
, pStuSnapAttr, Marshal.SizeOf(typeof(DH_SNAP_ATTR_EN)), ref nRetLen, 1000);
if (nRet == false || nRetLen != Marshal.SizeOf(typeof(DH_SNAP_ATTR_EN)))
{
MessageBox.Show("获取抓图能力集失败!");
return;
}
else
{
m_stuSnapAttr = (DH_SNAP_ATTR_EN)Marshal.PtrToStructure(pStuSnapAttr, typeof(DH_SNAP_ATTR_EN));
}
}
else //json
{
InitSnapConfigExUI(0);
}
IntPtr pSnapCfg = new IntPtr();
pSnapCfg = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(DHDEV_SNAP_CFG)) * 32);
UInt32 dwRetConfig = 0;
bRet = DHClient.DHGetDevConfig(m_nLoginID, CONFIG_COMMAND.DH_DEV_SNAP_CFG, -1, pSnapCfg, (UInt32)Marshal.SizeOf(typeof(DHDEV_SNAP_CFG)) * 32, ref dwRetConfig, 1000);
if (!bRet)
{
MessageBox.Show("获取抓图配置失败!");
return;
}
else
{
for (int i = 0; i < 32; ++i)
{
m_stuSnapCfg[i] = (DHDEV_SNAP_CFG)Marshal.PtrToStructure((IntPtr)((UInt32)pSnapCfg + i * Marshal.SizeOf(typeof(DHDEV_SNAP_CFG)))
, typeof(DHDEV_SNAP_CFG));
}
}
if (this.comboBoxChannel.Items.Count > 0)
{
this.comboBoxChannel.SelectedIndex = 0;
}
this.buttonGet.Enabled = true;
this.buttonSet.Enabled = true;
this.buttonStart.Enabled = true;
this.buttonStop.Enabled = true;
}
}
