public bool ShowModal(IEngineNetworkAnalystEnvironment naEnv)
{
m_okClicked = false;
// Zoom to result after solve or not
chkZoomToResultAfterSolve.Checked = naEnv.ZoomToResultAfterSolve;
// Set the radio button based on the value in ShowAnalysisMessagesAfterSolve.
// This is a bit property where multiple values are possible.
// Simplify it for the user so assume message types build on each other.
// For example, if you want info, you probably want warnings and errors too
// No Messages = 0
// Errors = esriEngineNAMessageTypeError
// Errors and warnings = esriEngineNAMessageTypeError & esriEngineNAMessageTypeWarning
// All = esriEngineNAMessageTypeError & esriEngineNAMessageTypeWarning & esriEngineNAMessageTypeInformative
if ((esriEngineNAMessageType)(naEnv.ShowAnalysisMessagesAfterSolve & (int)esriEngineNAMessageType.esriEngineNAMessageTypeInformative) == esriEngineNAMessageType.esriEngineNAMessageTypeInformative)
{
rdoAllMessages.Checked = true;
}
else if ((esriEngineNAMessageType)(naEnv.ShowAnalysisMessagesAfterSolve & (int)esriEngineNAMessageType.esriEngineNAMessageTypeWarning) == esriEngineNAMessageType.esriEngineNAMessageTypeWarning)
{
rdoErrorsAndWarnings.Checked = true;
}
else if ((esriEngineNAMessageType)(naEnv.ShowAnalysisMessagesAfterSolve & (int)esriEngineNAMessageType.esriEngineNAMessageTypeError) == esriEngineNAMessageType.esriEngineNAMessageTypeError)
{
rdoErrors.Checked = true;
}
else
{
rdoNoMessages.Checked = true;
}
this.ShowDialog();
if (m_okClicked)
{
// Set ZoomToResultAfterSolve
naEnv.ZoomToResultAfterSolve = chkZoomToResultAfterSolve.Checked;
// Set ShowAnalysisMessagesAfterSolve
// Use simplified version so higher severity errors also show lower severity "info" and "warnings"
if (rdoAllMessages.Checked)
{
naEnv.ShowAnalysisMessagesAfterSolve = (int)esriEngineNAMessageType.esriEngineNAMessageTypeInformative + (int)esriEngineNAMessageType.esriEngineNAMessageTypeWarning + (int)esriEngineNAMessageType.esriEngineNAMessageTypeError;
}
else if (rdoErrorsAndWarnings.Checked)
{
naEnv.ShowAnalysisMessagesAfterSolve = (int)esriEngineNAMessageType.esriEngineNAMessageTypeWarning + (int)esriEngineNAMessageType.esriEngineNAMessageTypeError;
}
else if (rdoErrors.Checked)
{
naEnv.ShowAnalysisMessagesAfterSolve = (int)esriEngineNAMessageType.esriEngineNAMessageTypeError;
}
else
{
naEnv.ShowAnalysisMessagesAfterSolve = 0;
}
}
return(m_okClicked);
}
public override void OnCreate(object hook)
{
m_mapControl = (IMapControl3)hook;
// Get the Network Analyst Env
m_naEnv = new EngineNetworkAnalystEnvironmentClass();
}
public override void OnCreate(object hook)
{
IHookHelper hookhelper = new HookHelperClass();
if (hook != null)
{
hookhelper.Hook = hook;
m_mapControl = (IMapControl3)hookhelper.Hook;
// Get the Network Analyst Env
m_naEnv = new EngineNetworkAnalystEnvironmentClass();
}
// TODO: Add other initialization code
}
public bool ShowModal(IMapControl3 mapControl, IEngineNetworkAnalystEnvironment naEnv)
{
// Initialize variables
m_okClicked = false;
m_listDisplayTable = new System.Collections.ArrayList();
var activeCategory = naEnv.NAWindow.ActiveCategory as IEngineNAWindowCategory2;
if (activeCategory == null)
{
return(false);
}
IDataLayer dataLayer = activeCategory.DataLayer;
if (dataLayer == null)
{
return(false);
}
// Set up the title of this dialog
String dataLayerName = GetDataLayerName(dataLayer);
if (dataLayerName.Length == 0)
{
return(false);
}
this.Text = "Load Items into " + dataLayerName;
// Make sure the combo box lists only the appropriate possible input data layers
PopulateInputDataComboBox(mapControl, dataLayer);
//Select the first display table from the list
if (cboInputData.Items.Count > 0)
{
cboInputData.SelectedIndex = 0;
}
// Show the window
this.ShowDialog();
// If we selected a layer and clicked OK, load the locations
if (m_okClicked && (cboInputData.SelectedIndex >= 0))
{
try
{
// Get a cursor on the source display table (either though the selection set or table)
// Use IDisplayTable because it accounts for joins, querydefs, etc.
// IDisplayTable is implemented by FeatureLayers and StandaloneTables.
//
IDisplayTable displayTable = m_listDisplayTable[cboInputData.SelectedIndex] as IDisplayTable;
ICursor cursor;
if (chkUseSelection.Checked)
{
ISelectionSet selSet;
selSet = displayTable.DisplaySelectionSet;
selSet.Search(null, false, out cursor);
}
else
{
cursor = displayTable.SearchDisplayTable(null, false);
}
// Get the NAContext from the active analysis layer
INAContext naContext = naEnv.NAWindow.ActiveAnalysis.Context;
// Get the dataset for the active NAClass
IDataset naDataset = activeCategory.NAClass as IDataset;
// Setup NAClassLoader and Load Locations
INAClassLoader2 naClassLoader = new NAClassLoader() as INAClassLoader2;
naClassLoader.Initialize(naContext, naDataset.Name, cursor);
// Avoid loading network locations onto non-traversable portions of elements
INALocator3 locator = naContext.Locator as INALocator3;
locator.ExcludeRestrictedElements = true;
locator.CacheRestrictedElements(naContext);
int rowsIn = 0;
int rowsLocated = 0;
naClassLoader.Load(cursor, null, ref rowsIn, ref rowsLocated);
// Let the user know if some of the rows failed to locate
if (rowsIn != rowsLocated)
{
MessageBox.Show("Out of " + rowsIn + " + rows, " + rowsLocated + " rows were located",
"Loading locations", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (Exception e)
{
MessageBox.Show(e.Message, "Loading locations failure", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return(true);
}
return(false);
}
public bool ShowModal(IMapControl3 mapControl, IEngineNetworkAnalystEnvironment naEnv)
{
// Initialize variables
m_okClicked = false;
m_listDisplayTable = new System.Collections.ArrayList();
var activeCategory = naEnv.NAWindow.ActiveCategory as IEngineNAWindowCategory2;
if (activeCategory == null)
return false;
IDataLayer dataLayer = activeCategory.DataLayer;
if (dataLayer == null)
return false;
// Set up the title of this dialog
String dataLayerName = GetDataLayerName(dataLayer);
if (dataLayerName.Length == 0)
return false;
this.Text = "Load Items into " + dataLayerName;
// Make sure the combo box lists only the appropriate possible input data layers
PopulateInputDataComboBox(mapControl, dataLayer);
//Select the first display table from the list
if (cboInputData.Items.Count > 0)
cboInputData.SelectedIndex = 0;
// Show the window
this.ShowDialog();
// If we selected a layer and clicked OK, load the locations
if (m_okClicked && (cboInputData.SelectedIndex >= 0))
{
try
{
// Get a cursor on the source display table (either though the selection set or table)
// Use IDisplayTable because it accounts for joins, querydefs, etc.
// IDisplayTable is implemented by FeatureLayers and StandaloneTables.
//
IDisplayTable displayTable = m_listDisplayTable[cboInputData.SelectedIndex] as IDisplayTable;
ICursor cursor;
if (chkUseSelection.Checked)
{
ISelectionSet selSet;
selSet = displayTable.DisplaySelectionSet;
selSet.Search(null, false, out cursor);
}
else
cursor = displayTable.SearchDisplayTable(null, false);
// Get the NAContext from the active analysis layer
INAContext naContext = naEnv.NAWindow.ActiveAnalysis.Context;
// Get the dataset for the active NAClass
IDataset naDataset = activeCategory.NAClass as IDataset;
// Setup NAClassLoader and Load Locations
INAClassLoader2 naClassLoader = new NAClassLoader() as INAClassLoader2;
naClassLoader.Initialize(naContext, naDataset.Name, cursor);
// Avoid loading network locations onto non-traversable portions of elements
INALocator3 locator = naContext.Locator as INALocator3;
locator.ExcludeRestrictedElements = true;
locator.CacheRestrictedElements(naContext);
int rowsIn = 0;
int rowsLocated = 0;
naClassLoader.Load(cursor, null, ref rowsIn, ref rowsLocated);
// Let the user know if some of the rows failed to locate
if (rowsIn != rowsLocated)
MessageBox.Show("Out of " + rowsIn + " + rows, " + rowsLocated + " rows were located",
"Loading locations", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "Loading locations failure", MessageBoxButtons.OK, MessageBoxIcon.Error );
}
return true;
}
return false;
}
public bool ShowModal(IMapControl3 mapControl, IEngineNetworkAnalystEnvironment naEnv)
{
// Initialize variables
m_okClicked = false;
m_listDisplayTable = new System.Collections.ArrayList();
// Get the NALayer and NAContext
INALayer naLayer = naEnv.NAWindow.ActiveAnalysis;
INAContext naContext = naLayer.Context;
//Get the active category
IEngineNAWindowCategory2 activeCategory = naEnv.NAWindow.ActiveCategory as IEngineNAWindowCategory2;
if (activeCategory == null)
{
return(false);
}
INAClass naClass = activeCategory.NAClass;
IDataset naDataset = naClass as IDataset;
IDataLayer pDataLayer = activeCategory.DataLayer;
ILayer pLayer = pDataLayer as ILayer;
IFeatureLayer pFeatureLayer = pDataLayer as IFeatureLayer;
IStandaloneTable pStandaloneTable = pDataLayer as IStandaloneTable;
esriGeometryType targetGeoType = esriGeometryType.esriGeometryNull;
String dataLayerName = "";
if (pFeatureLayer != null)
{
if (pLayer.Valid)
{
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
if (pFeatureClass != null)
{
targetGeoType = pFeatureClass.ShapeType;
dataLayerName = pLayer.Name;
}
}
}
else if (pStandaloneTable != null)
{
dataLayerName = pStandaloneTable.Name;
}
if (dataLayerName.Length == 0)
{
return(false);
}
this.Text = "Load Items into " + dataLayerName;
// Loop through all the sourcedisplayTables having targetGeoType to the combo box and the
// list of displayTables
IEnumLayer sourceLayers = null;
ILayer sourceLayer = null;
IDisplayTable sourceDisplayTable = null;
UID searchInterfaceUID = new UID();
if (targetGeoType != esriGeometryType.esriGeometryNull)
{
searchInterfaceUID.Value = typeof(IFeatureLayer).GUID.ToString("B");
sourceLayers = mapControl.Map.get_Layers(searchInterfaceUID, true);
sourceLayer = sourceLayers.Next();
while (sourceLayer != null)
{
IFeatureLayer sourceFeatureLayer = sourceLayer as IFeatureLayer;
sourceDisplayTable = sourceLayer as IDisplayTable;
if ((sourceFeatureLayer != null) && (sourceDisplayTable != null))
{
IFeatureClass sourceFeatureClass = sourceFeatureLayer.FeatureClass;
esriGeometryType sourceGeoType = sourceFeatureClass.ShapeType;
if ((sourceGeoType == targetGeoType) ||
(targetGeoType == esriGeometryType.esriGeometryPoint && sourceGeoType == esriGeometryType.esriGeometryMultipoint))
{
// Add the layer name to the combobox and the layer to the list
cboInputData.Items.Add(sourceLayer.Name);
m_listDisplayTable.Add(sourceDisplayTable);
}
}
sourceLayer = sourceLayers.Next();
}
}
else //if (targetGeoType == esriGeometryType.esriGeometryNull)
{
IStandaloneTableCollection sourceStandaloneTables = mapControl.Map as IStandaloneTableCollection;
IStandaloneTable sourceStandaloneTable = null;
sourceDisplayTable = null;
int count = 0;
if (sourceStandaloneTables != null)
{
count = sourceStandaloneTables.StandaloneTableCount;
}
for (int i = 0; i < count; ++i)
{
sourceStandaloneTable = sourceStandaloneTables.get_StandaloneTable(i);
sourceDisplayTable = sourceStandaloneTable as IDisplayTable;
if ((sourceStandaloneTable != null) && (sourceDisplayTable != null))
{
// Add the table name to the combobox and the layer to the list
cboInputData.Items.Add(sourceStandaloneTable.Name);
m_listDisplayTable.Add(sourceDisplayTable);
}
}
searchInterfaceUID.Value = typeof(INALayer).GUID.ToString("B");
sourceLayers = mapControl.Map.get_Layers(searchInterfaceUID, true);
sourceLayer = sourceLayers.Next();
while (sourceLayer != null)
{
INALayer sourceNALayer = sourceLayer as INALayer;
if (sourceNALayer != null)
{
sourceStandaloneTables = sourceNALayer as IStandaloneTableCollection;
sourceStandaloneTable = null;
sourceDisplayTable = null;
count = 0;
if (sourceStandaloneTables != null)
{
count = sourceStandaloneTables.StandaloneTableCount;
}
for (int i = 0; i < count; ++i)
{
sourceStandaloneTable = sourceStandaloneTables.get_StandaloneTable(i);
sourceDisplayTable = sourceStandaloneTable as IDisplayTable;
if ((sourceStandaloneTable != null) && (sourceDisplayTable != null))
{
// Add the table name to the combobox and the layer to the list
cboInputData.Items.Add(sourceStandaloneTable.Name);
m_listDisplayTable.Add(sourceDisplayTable);
}
}
}
sourceLayer = sourceLayers.Next();
}
}
//Select the first display table from the list
if (cboInputData.Items.Count > 0)
{
cboInputData.SelectedIndex = 0;
}
// Show the window
this.ShowDialog();
// If we selected a layer and clicked OK, load the locations
if (m_okClicked && (cboInputData.SelectedIndex >= 0))
{
// Get a cursor on the source display table (either though the selection set or table)
// Use IDisplayTable because it accounts for joins, querydefs, etc.
// IDisplayTable is implemented by FeatureLayers and StandaloneTables.
//
IDisplayTable displayTable = m_listDisplayTable[cboInputData.SelectedIndex] as IDisplayTable;
ICursor cursor;
if (chkUseSelection.Checked)
{
ISelectionSet selSet;
selSet = displayTable.DisplaySelectionSet;
selSet.Search(null, false, out cursor);
}
else
{
cursor = displayTable.SearchDisplayTable(null, false);
}
// Setup NAClassLoader and Load Locations
INAClassLoader2 naClassLoader = new NAClassLoader() as INAClassLoader2;
naClassLoader.Initialize(naContext, naDataset.Name, cursor);
// Avoid loading network locations onto non-traversable portions of elements
INALocator3 locator = naContext.Locator as INALocator3;
locator.ExcludeRestrictedElements = true;
locator.CacheRestrictedElements(naContext);
int rowsIn = 0;
int rowsLocated = 0;
naClassLoader.Load(cursor, null, ref rowsIn, ref rowsLocated);
return(true);
}
return(false);
}
private void Form1_Load(object sender, System.EventArgs e)
{
this.SetStyle(ControlStyles.EnableNotifyMessage, true);
//Set label editing to manual
axTOCControl1.LabelEdit = esriTOCControlEdit.esriTOCControlManual;
//identifyCommand.Identify idCommand=new identifyCommand.Identify();
//idCommand.setStatsBar(statusBar1);
string strMxdFileName = Application.StartupPath + @"\..\..\..\Data\Network\data.mxd";
if (axMapControl1.CheckMxFile(strMxdFileName) == true)
{
axMapControl1.LoadMxFile(strMxdFileName, null, null);
axMapControl2.LoadMxFile(strMxdFileName, null, null);
if (CheckNetWorkExtension(Application.StartupPath + @"\..\..\..\Data\Network\Network") == true)
{
toolBarButtonOpen.Enabled = true;
toolBarButtonSolve.Enabled = false;
EnableNetworkMenu(false);
}
else
{
toolBarButtonOpen.Enabled = false;
toolBarButtonSolve.Enabled = false;
EnableNetworkMenu(false);
}
}
else
{
MessageBox.Show("��ѡ����ĵ���ͼ�ļ�������,������ָ��!", "������ʾ");
}
// Initialize naEnv variables
m_naEnv = new EngineNetworkAnalystEnvironmentClass();
m_naEnv.ZoomToResultAfterSolve = false;
m_naEnv.ShowAnalysisMessagesAfterSolve = (int)(esriEngineNAMessageType.esriEngineNAMessageTypeInformative | esriEngineNAMessageType.esriEngineNAMessageTypeWarning);
//m_naWindow = m_naEnv.NAWindow;
//overviewControl1.SetBuddyMapControl(axMapControl1);
axTOCControl1.SetBuddyControl(axMapControl1);
IElement element = m_AOI as IElement;
axMapControl2.Extent = axMapControl2.FullExtent;
element.Geometry = axMapControl1.Extent.Envelope;
m_AOI.SpatialReference = axMapControl1.SpatialReference;
axMapControl2.SpatialReference = axMapControl1.SpatialReference;
UpdateUI();
this.WindowState = FormWindowState.Normal;
}
public override void OnCreate(object hook)
{
m_mapControl = (IMapControl3) hook;
// Get the Network Analyst Env
m_naEnv = new EngineNetworkAnalystEnvironmentClass();
}
public bool ShowModal(IMapControl3 mapControl, IEngineNetworkAnalystEnvironment naEnv)
{
// Initialize variables
m_okClicked = false;
m_lstLayers = new System.Collections.ArrayList();
this.Text = "Load Locations into " + naEnv.NAWindow.ActiveCategory.Layer.Name;
// Loop through all the layers, adding the point feature layers to the combo box and array
IEnumLayer layers = mapControl.Map.get_Layers(null, true);
ILayer layer;
layer = layers.Next();
while (layer != null)
{
IFeatureLayer fLayer = layer as IFeatureLayer;
IDisplayTable displayTable = layer as IDisplayTable;
if ((fLayer != null) && (displayTable != null))
{
IFeatureClass fClass = fLayer.FeatureClass;
if (fClass.ShapeType == esriGeometryType.esriGeometryPoint)
{
// Add the layer name to the combobox and the layer to the list
cboPointLayers.Items.Add(layer.Name);
m_lstLayers.Add(layer);
}
}
layer = layers.Next();
}
//Select the first point feature layer from the list
if (cboPointLayers.Items.Count > 0)
cboPointLayers.SelectedIndex = 0;
// Show the window
this.ShowDialog();
// If we selected a layer and clicked OK, load the locations
if (m_okClicked && (cboPointLayers.SelectedIndex >= 0))
{
// Get the NALayer and NAContext
INALayer naLayer = naEnv.NAWindow.ActiveAnalysis;
INAContext naContext = naLayer.Context;
//Get the active category
IEngineNAWindowCategory activeCategory = naEnv.NAWindow.ActiveCategory;
INAClass naClass = activeCategory.NAClass;
IDataset naDataset = naClass as IDataset;
// Get a cursor to the input features (either though the selection set or table)
// Use IDisplayTable because it accounts for joins, querydefs, etc.
IDisplayTable displayTable = m_lstLayers[cboPointLayers.SelectedIndex] as IDisplayTable;
ICursor cursor;
if (chkUseSelectedFeatures.Checked)
{
ISelectionSet selSet;
selSet = displayTable.DisplaySelectionSet;
selSet.Search(null, false, out cursor);
}
else
{
cursor = displayTable.SearchDisplayTable(null, false);
}
// Setup NAClassLoader and Load Locations
INAClassLoader2 naClassLoader = new NAClassLoader() as INAClassLoader2;
naClassLoader.Initialize(naContext, naDataset.Name, cursor);
int rowsIn = 0;
int rowsLocated = 0;
naClassLoader.Load(cursor, null, ref rowsIn, ref rowsLocated);
return true;
}
else
{
return false;
}
}
private void frmMain_Load(object sender, System.EventArgs e)
{
// Add commands to the NALayer context menu
m_menuLayer = new ToolbarMenuClass();
int nItem = -1;
m_menuLayer.AddItem(new cmdLoadLocations(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdRemoveLayer(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdClearAnalysisLayer(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdNALayerProperties(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
// Since this ToolbarMenu is a standalone popup menu use the SetHook method to
// specify the object that will be sent as a "hook" to the menu commands in their OnCreate methods.
m_menuLayer.SetHook(axMapControl1);
// Add command for ArcGIS Network Analyst extension env properties to end of "Network Analyst" dropdown menu
nItem = -1;
for (int i = 0; i < axToolbarControl1.Count; ++i)
{
IToolbarItem item = axToolbarControl1.GetItem(i);
IToolbarMenu mnu = item.Menu;
if (mnu == null)
{
continue;
}
IMenuDef mnudef = mnu.GetMenuDef();
string name = mnudef.Name;
// Find the ArcGIS Network Analyst extension solver menu drop down and note the index
if (name == "ControlToolsNetworkAnalyst_SolverMenu")
{
nItem = i;
//break;
}
}
if (nItem >= 0)
{
// Using the index found above, get the solver menu drop down and add the Properties command to the end of it.
IToolbarItem item = axToolbarControl1.GetItem(nItem);
IToolbarMenu mnu = item.Menu;
if (mnu != null)
{
mnu.AddItem(new cmdNAProperties(), -1, mnu.Count, true, esriCommandStyles.esriCommandStyleTextOnly);
}
// Since this ToolbarMenu is an item on the ToolbarControl the Hook is shared and initialized by the ToolbarControl.
// Therefore, SetHook is not called here, like it is for the menu above.
}
// Initialize naEnv variables
m_naEnv = CommonFunctions.GetTheEngineNetworkAnalystEnvironment();
if (m_naEnv == null)
{
MessageBox.Show("Error: EngineNetworkAnalystEnvironment is not properly configured");
return;
}
m_naEnv.ZoomToResultAfterSolve = false;
m_naEnv.ShowAnalysisMessagesAfterSolve = (int)(esriEngineNAMessageType.esriEngineNAMessageTypeInformative |
esriEngineNAMessageType.esriEngineNAMessageTypeWarning);
// Set up the buddy control and initialize the NA extension, so we can get to NAWindow to listen to window events.
// This is necessary, as the various controls are not yet set up. They need to be in order to get the NAWindow's events.
axToolbarControl1.SetBuddyControl(axMapControl1);
IExtension ext = m_naEnv as IExtension;
object obj = axToolbarControl1.Object;
ext.Startup(ref obj);
// m_naWindow is set after Startup of the Network Analyst extension
m_naWindow = m_naEnv.NAWindow;
if (m_naWindow == null)
{
MessageBox.Show("Error: Unexpected null NAWindow");
return;
}
m_onContextMenu = new IEngineNAWindowEventsEx_OnContextMenuEventHandler(OnContextMenu);
((IEngineNAWindowEventsEx_Event)m_naWindow).OnContextMenu += m_onContextMenu;
m_OnNetworkLayersChanged = new IEngineNetworkAnalystEnvironmentEvents_OnNetworkLayersChangedEventHandler(OnNetworkLayersChanged);
((IEngineNetworkAnalystEnvironmentEvents_Event)m_naEnv).OnNetworkLayersChanged += m_OnNetworkLayersChanged;
m_OnCurrentNetworkLayerChanged = new IEngineNetworkAnalystEnvironmentEvents_OnCurrentNetworkLayerChangedEventHandler(OnCurrentNetworkLayerChanged);
((IEngineNetworkAnalystEnvironmentEvents_Event)m_naEnv).OnCurrentNetworkLayerChanged += m_OnCurrentNetworkLayerChanged;
}
private void frmMain_Load(object sender, System.EventArgs e)
{
// Add commands to the NALayer context menu
// 向Nalayer上下文菜单添加命令
m_menuLayer = new ToolbarMenuClass();
int nItem = -1;
m_menuLayer.AddItem(new cmdLoadLocations(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdRemoveLayer(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdClearAnalysisLayer(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdNALayerProperties(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.SetHook(axMapControl1);
// Add command for Network Analyst env properties to end of "Network Analyst" dropdown menu
// 将网络分析env属性的命令添加到“网络分析师”下拉菜单的末尾
nItem = -1;
for (int i = 0; i < axToolbarControl1.Count; ++i)
{
IToolbarItem item = axToolbarControl1.GetItem(i);
IToolbarMenu mnu = item.Menu;
if (mnu == null)
{
continue;
}
IMenuDef mnudef = mnu.GetMenuDef();
string name = mnudef.Name;
if (name == "ControlToolsNetworkAnalyst_SolverMenu")
{
nItem = i;
break;
}
}
if (nItem >= 0)
{
IToolbarItem item = axToolbarControl1.GetItem(nItem);
IToolbarMenu mnu = item.Menu;
if (mnu != null)
{
mnu.AddItem(new cmdNAProperties(), -1, mnu.Count, true, esriCommandStyles.esriCommandStyleTextOnly);
}
}
// Initialize naEnv variables
// 初始化naEnv变量
m_naEnv = new EngineNetworkAnalystEnvironmentClass();
m_naEnv.ZoomToResultAfterSolve = false;
m_naEnv.ShowAnalysisMessagesAfterSolve = (int)(esriEngineNAMessageType.esriEngineNAMessageTypeInformative | esriEngineNAMessageType.esriEngineNAMessageTypeWarning);
// Explicitly setup buddy control and initialize NA extension
// so we can get to NAWindow to listen to window events
// This is necessary the various controls are not yet setup and they
// need to be in order to get the NAWindow's events.
// 显式设置伙伴控件并初始化na扩展，以便我们可以访问na window来侦听窗口事件。
// 这是必需的，各种控件尚未设置，它们需要用于获取nawindow的事件。
axToolbarControl1.SetBuddyControl(axMapControl1);
IExtension ext = m_naEnv as IExtension;
object obj = axToolbarControl1.Object;
ext.Startup(ref obj);
m_naWindow = m_naEnv.NAWindow;
m_onContextMenu = new IEngineNAWindowEventsEx_OnContextMenuEventHandler(OnContextMenu);
((IEngineNAWindowEventsEx_Event)m_naWindow).OnContextMenu += m_onContextMenu;
}
public bool ShowModal(IMapControl3 mapControl, IEngineNetworkAnalystEnvironment naEnv)
{
// Initialize variables
m_okClicked = false;
m_lstLayers = new System.Collections.ArrayList();
this.Text = "Load Locations into " + naEnv.NAWindow.ActiveCategory.Layer.Name;
// Loop through all the layers, adding the point feature layers to the combo box and array
IEnumLayer layers = mapControl.Map.get_Layers(null, true);
ILayer layer;
layer = layers.Next();
while (layer != null)
{
IFeatureLayer fLayer = layer as IFeatureLayer;
IDisplayTable displayTable = layer as IDisplayTable;
if ((fLayer != null) && (displayTable != null))
{
IFeatureClass fClass = fLayer.FeatureClass;
if (fClass.ShapeType == esriGeometryType.esriGeometryPoint)
{
// Add the layer name to the combobox and the layer to the list
cboPointLayers.Items.Add(layer.Name);
m_lstLayers.Add(layer);
}
}
layer = layers.Next();
}
//Select the first point feature layer from the list
if (cboPointLayers.Items.Count > 0)
{
cboPointLayers.SelectedIndex = 0;
}
// Show the window
this.ShowDialog();
// If we selected a layer and clicked OK, load the locations
if (m_okClicked && (cboPointLayers.SelectedIndex >= 0))
{
// Get the NALayer and NAContext
INALayer naLayer = naEnv.NAWindow.ActiveAnalysis;
INAContext naContext = naLayer.Context;
//Get the active category
IEngineNAWindowCategory activeCategory = naEnv.NAWindow.ActiveCategory;
INAClass naClass = activeCategory.NAClass;
IDataset naDataset = naClass as IDataset;
// Get a cursor to the input features (either though the selection set or table)
// Use IDisplayTable because it accounts for joins, querydefs, etc.
IDisplayTable displayTable = m_lstLayers[cboPointLayers.SelectedIndex] as IDisplayTable;
ICursor cursor;
if (chkUseSelectedFeatures.Checked)
{
ISelectionSet selSet;
selSet = displayTable.DisplaySelectionSet;
selSet.Search(null, false, out cursor);
}
else
{
cursor = displayTable.SearchDisplayTable(null, false);
}
// Setup NAClassLoader and Load Locations
INAClassLoader2 naClassLoader = new NAClassLoader() as INAClassLoader2;
naClassLoader.Initialize(naContext, naDataset.Name, cursor);
int rowsIn = 0;
int rowsLocated = 0;
naClassLoader.Load(cursor, null, ref rowsIn, ref rowsLocated);
return(true);
}
else
{
return(false);
}
}
private void frmMain_Load(object sender, System.EventArgs e)
{
// Add commands to the NALayer context menu
m_menuLayer = new ToolbarMenuClass();
int nItem = -1;
m_menuLayer.AddItem(new cmdLoadLocations(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdRemoveLayer(), -1, ++nItem, false, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdClearAnalysisLayer(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
m_menuLayer.AddItem(new cmdNALayerProperties(), -1, ++nItem, true, esriCommandStyles.esriCommandStyleTextOnly);
// Since this ToolbarMenu is a standalone popup menu use the SetHook method to
// specify the object that will be sent as a "hook" to the menu commands in their OnCreate methods.
m_menuLayer.SetHook(axMapControl1);
// Add command for ArcGIS Network Analyst extension env properties to end of "Network Analyst" dropdown menu
nItem = -1;
for (int i = 0; i < axToolbarControl1.Count; ++i)
{
IToolbarItem item = axToolbarControl1.GetItem(i);
IToolbarMenu mnu = item.Menu;
if (mnu == null) continue;
IMenuDef mnudef = mnu.GetMenuDef();
string name = mnudef.Name;
// Find the ArcGIS Network Analyst extension solver menu drop down and note the index
if (name == "ControlToolsNetworkAnalyst_SolverMenu")
{
nItem = i;
//break;
}
}
if (nItem >= 0)
{
// Using the index found above, get the solver menu drop down and add the Properties command to the end of it.
IToolbarItem item = axToolbarControl1.GetItem(nItem);
IToolbarMenu mnu = item.Menu;
if (mnu != null)
mnu.AddItem(new cmdNAProperties(), -1, mnu.Count, true, esriCommandStyles.esriCommandStyleTextOnly);
// Since this ToolbarMenu is an item on the ToolbarControl the Hook is shared and initialized by the ToolbarControl.
// Therefore, SetHook is not called here, like it is for the menu above.
}
// Initialize naEnv variables
m_naEnv = CommonFunctions.GetTheEngineNetworkAnalystEnvironment();
if (m_naEnv == null)
{
MessageBox.Show("Error: EngineNetworkAnalystEnvironment is not properly configured");
return;
}
m_naEnv.ZoomToResultAfterSolve = false;
m_naEnv.ShowAnalysisMessagesAfterSolve = (int)(esriEngineNAMessageType.esriEngineNAMessageTypeInformative |
esriEngineNAMessageType.esriEngineNAMessageTypeWarning);
// Set up the buddy control and initialize the NA extension, so we can get to NAWindow to listen to window events.
// This is necessary, as the various controls are not yet set up. They need to be in order to get the NAWindow's events.
axToolbarControl1.SetBuddyControl(axMapControl1);
IExtension ext = m_naEnv as IExtension;
object obj = axToolbarControl1.Object;
ext.Startup(ref obj);
// m_naWindow is set after Startup of the Network Analyst extension
m_naWindow = m_naEnv.NAWindow;
if (m_naWindow == null)
{
MessageBox.Show("Error: Unexpected null NAWindow");
return;
}
m_onContextMenu = new IEngineNAWindowEventsEx_OnContextMenuEventHandler(OnContextMenu);
((IEngineNAWindowEventsEx_Event)m_naWindow).OnContextMenu += m_onContextMenu;
m_OnNetworkLayersChanged = new IEngineNetworkAnalystEnvironmentEvents_OnNetworkLayersChangedEventHandler(OnNetworkLayersChanged);
((IEngineNetworkAnalystEnvironmentEvents_Event)m_naEnv).OnNetworkLayersChanged += m_OnNetworkLayersChanged;
m_OnCurrentNetworkLayerChanged = new IEngineNetworkAnalystEnvironmentEvents_OnCurrentNetworkLayerChangedEventHandler(OnCurrentNetworkLayerChanged);
((IEngineNetworkAnalystEnvironmentEvents_Event)m_naEnv).OnCurrentNetworkLayerChanged += m_OnCurrentNetworkLayerChanged;
}
