public bool IsValid(object caller, ICSharpCode.Core.Condition condition)
{
bool hasUndos = false;
DF2DApplication app = DF2DApplication.Application;
if (app == null || app.Current2DMapControl == null)
{
return(false);
}
IWorkspaceEdit pWorkspaceEdit = Class.Common.CurWspEdit;
if (pWorkspaceEdit == null)
{
return(false);
}
if (pWorkspaceEdit.IsBeingEdited())
{
pWorkspaceEdit.HasUndos(ref hasUndos);
if (hasUndos)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
//撤销
public static void UndoEdit(AxMapControl axmap, ILayer player)
{
// Check that editing is possible
m_CurrentLayer = player;
m_MapControl = axmap;
if (m_CurrentLayer == null)
{
return;
}
IFeatureLayer pFeatureLayer = (IFeatureLayer)m_CurrentLayer;
IDataset pDataset = (IDataset)pFeatureLayer.FeatureClass;
if (pDataset == null)
{
return;
}
/// If edits have taken place then roll-back the last one
IWorkspaceEdit pWorkspaceEdit = (IWorkspaceEdit)pDataset.Workspace;
bool bHasUndos = false;
pWorkspaceEdit.HasUndos(ref bHasUndos);
if (bHasUndos)
{
pWorkspaceEdit.UndoEditOperation();
}
IActiveView pActiveView = (IActiveView)m_MapControl.Map;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, pActiveView.Extent);
pActiveView.Refresh();
}
/// <summary>
/// 撤消以前所做的编辑
/// </summary>
public void UndoEdit()
{
bool bHasUndos = false;
try
{
if (m_pCurrentLayer == null)
{
return;
}
IFeatureLayer pFeatureLayer = (IFeatureLayer)m_pCurrentLayer;
IDataset pDataset = (IDataset)pFeatureLayer.FeatureClass;
if (pDataset == null)
{
return;
}
IWorkspaceEdit pWorkspaceEdit = (IWorkspaceEdit)pDataset.Workspace;
pWorkspaceEdit.HasUndos(ref bHasUndos);
if (bHasUndos)
{
pWorkspaceEdit.UndoEditOperation();
}
IActiveView pActiveView = (IActiveView)m_pMap;
pActiveView.Refresh();
}
catch (Exception e)
{
Console.WriteLine(e.Message.ToString());
}
}
/// <summary>
/// 撤销操作
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void m_undotool_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (pEngineEditor != null && pEngineEditor.EditState == esriEngineEditState.esriEngineStateEditing)
{
m_redotool.Enabled = true;
IWorkspaceEdit workspaceedit = (IWorkspaceEdit)pEngineEditor.EditWorkspace;
bool bHasUndo = true;
workspaceedit.HasUndos(ref bHasUndo);
if (bHasUndo)
{
workspaceedit.UndoEditOperation();
((IActiveView)m_mapControl.Map).Refresh();
}
}
}
public void OnClick()
{
try
{
m_Map = m_hookHelper.FocusMap;
m_activeView = m_Map as IActiveView;
m_EngineEditor = MapManager.EngineEditor;
EditVertexClass.ClearResource();
if (m_EngineEditor == null)
{
return;
}
if (m_EngineEditor.EditState != esriEngineEditState.esriEngineStateEditing)
{
return;
}
//此处应为IWorkspaceEdit，若为IWorkspaceEdit2无法强制转换
IWorkspaceEdit pWSEdit = m_EngineEditor.EditWorkspace as IWorkspaceEdit;
IWorkspace pWorkspace = m_EngineEditor.EditWorkspace;
if (pWSEdit == null)
{
return;
}
Boolean bHasUndo = true;
if (pWorkspace.Type == esriWorkspaceType.esriRemoteDatabaseWorkspace)
{
m_EngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeNonVersioned;
}
//m_EngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
pWSEdit.HasUndos(ref bHasUndo);
if (bHasUndo)
{
pWSEdit.UndoEditOperation();
}
m_activeView.Refresh();
}
catch (Exception ex)
{
//SysLogHelper.WriteOperationLog("编辑恢复错误", ex.Source, "数据编辑");
}
}
public void UndoEdit()
{
if (MyselectedLayer == null)
{
return;
}
IFeatureLayer featLayer = MyselectedLayer as IFeatureLayer;
IDataset dataset = featLayer.FeatureClass as IDataset;
IWorkspaceEdit workspaceEdit = dataset.Workspace as IWorkspaceEdit;
bool bHasUndos = false;
workspaceEdit.HasUndos(ref bHasUndos);
if (bHasUndos)
{
workspaceEdit.UndoEditOperation();
}
ClearSelection();
}
public override void OnClick()
{
if (m_Hook == null)
{
return;
}
//LogFile log = new LogFile(m_Hook.tipRichBox, m_Hook.strLogFilePath);
//if (log != null)
//{
// log.Writelog("鹰眼图设置");
//}
if (m_Hook.ArcGisMapControl.Map.LayerCount == 0)
{
MessageBox.Show("当前没有调阅数据！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
try
{
IWorkspaceEdit iWE = ((getEditLayer.isExistLayer(m_Hook.ArcGisMapControl.Map) as IFeatureLayer).FeatureClass as IDataset).Workspace as IWorkspaceEdit;
if (iWE.IsBeingEdited())
{
bool hasEdits = false;
iWE.HasUndos(ref hasEdits);
if (hasEdits && MessageBox.Show("是否撤销编辑？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) == DialogResult.Yes)
{
iWE.UndoEditOperation();
}
}
m_Hook.ArcGisMapControl.ActiveView.Refresh();
iWE = null;
}
catch
{
}
}
