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Form1.cs
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Form1.cs
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using DevExpress.Spreadsheet;
using DevExpress.XtraTab;
using DevExpress.XtraTreeList;
using DevExpress.XtraTreeList.Columns;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Windows.Forms;
namespace SpreadsheetDocServerPivotAPI
{
public partial class Form1 : Form
{
Workbook workbook = new Workbook();
CultureInfo defaultCulture = new CultureInfo("en-US");
ExampleCodeEditor codeEditor;
ExampleEvaluatorByTimer evaluator;
List<CodeExampleGroup> examples;
bool treeListRootNodeLoading = true;
public Form1()
{
InitializeComponent();
string examplePath = CodeExampleDemoUtils.GetExamplePath("CodeExamples");
Dictionary<string, FileInfo> examplesCS = CodeExampleDemoUtils.GatherExamplesFromProject(examplePath, ExampleLanguage.Csharp);
Dictionary<string, FileInfo> examplesVB = CodeExampleDemoUtils.GatherExamplesFromProject(examplePath, ExampleLanguage.VB);
DisableTabs(examplesCS.Count, examplesVB.Count);
this.examples = CodeExampleDemoUtils.FindExamples(examplePath, examplesCS, examplesVB);
RearrangeExamples();
MergeGroups();
ShowExamplesInTreeList(treeList1, examples);
this.codeEditor = new ExampleCodeEditor(richEditControlCS, richEditControlVB);
CurrentExampleLanguage = CodeExampleDemoUtils.DetectExampleLanguage("SpreadsheetDocServerPivotAPI");
this.evaluator = new SpreadsheetExampleEvaluatorByTimer();
this.evaluator.QueryEvaluate += OnExampleEvaluatorQueryEvaluate;
this.evaluator.OnBeforeCompile += evaluator_OnBeforeCompile;
this.evaluator.OnAfterCompile += evaluator_OnAfterCompile;
ShowFirstExample();
this.xtraTabControl1.SelectedPageChanged += new TabPageChangedEventHandler(this.xtraTabControl1_SelectedPageChanged);
}
private void MergeGroups()
{
var uniqueNameGroup = new Dictionary<string, CodeExampleGroup>();
foreach (CodeExampleGroup n in examples)
if (uniqueNameGroup.ContainsKey(n.Name))
{
uniqueNameGroup[n.Name].Merge(n);
}
else
{
uniqueNameGroup[n.Name] = n;
}
examples.Clear();
foreach (var value in uniqueNameGroup.Values)
examples.Add(value);
}
void RearrangeExamples()
{
for (int i = 0; i < examples.Count; i++)
{
CodeExampleGroup group = examples[i];
if (group.Name == "Pivot Table Actions")
{
examples.RemoveAt(i);
examples.Insert(0, group);
break;
}
}
}
void evaluator_OnAfterCompile(object sender, OnAfterCompileEventArgs args)
{
codeEditor.AfterCompile(args.Result);
workbook.Worksheets.ActiveWorksheet.Visible = true;
workbook.EndUpdate();
}
void evaluator_OnBeforeCompile(object sender, EventArgs e)
{
workbook.BeginUpdate();
codeEditor.BeforeCompile();
workbook.Options.Culture = defaultCulture;
bool loaded = workbook.LoadDocument("PivotTableTemplate.xlsx");
Debug.Assert(loaded);
}
ExampleLanguage CurrentExampleLanguage
{
get { return (ExampleLanguage)xtraTabControl1.SelectedTabPageIndex; }
set
{
this.codeEditor.CurrentExampleLanguage = value;
xtraTabControl1.SelectedTabPageIndex = (value == ExampleLanguage.Csharp) ? 0 : 1;
}
}
void ShowExamplesInTreeList(TreeList treeList, List<CodeExampleGroup> examples)
{
#region InitializeTreeList
treeList.OptionsPrint.UsePrintStyles = true;
treeList.FocusedNodeChanged += new DevExpress.XtraTreeList.FocusedNodeChangedEventHandler(this.OnNewExampleSelected);
treeList.OptionsView.ShowColumns = false;
treeList.OptionsView.ShowIndicator = false;
treeList.VirtualTreeGetChildNodes += treeList_VirtualTreeGetChildNodes;
treeList.VirtualTreeGetCellValue += treeList_VirtualTreeGetCellValue;
#endregion
TreeListColumn col1 = new TreeListColumn();
col1.VisibleIndex = 0;
col1.OptionsColumn.AllowEdit = false;
col1.OptionsColumn.AllowMove = false;
col1.OptionsColumn.ReadOnly = true;
treeList.Columns.AddRange(new TreeListColumn[] { col1 });
treeList.DataSource = new Object();
treeList.ExpandAll();
}
void treeList_VirtualTreeGetCellValue(object sender, VirtualTreeGetCellValueInfo args)
{
CodeExampleGroup group = args.Node as CodeExampleGroup;
if (group != null)
args.CellData = group.Name;
CodeExample example = args.Node as CodeExample;
if (example != null)
args.CellData = example.RegionName;
}
void treeList_VirtualTreeGetChildNodes(object sender, VirtualTreeGetChildNodesInfo args)
{
if (treeListRootNodeLoading)
{
args.Children = examples;
treeListRootNodeLoading = false;
}
else
{
if (args.Node == null)
return;
CodeExampleGroup group = args.Node as CodeExampleGroup;
if (group != null)
args.Children = group.Examples;
}
}
void ShowFirstExample()
{
treeList1.ExpandAll();
if (treeList1.Nodes.Count > 0)
treeList1.FocusedNode = treeList1.MoveFirst().FirstNode;
}
void OnNewExampleSelected(object sender, FocusedNodeChangedEventArgs e)
{
CodeExample newExample = (sender as TreeList).GetDataRecordByNode(e.Node) as CodeExample;
CodeExample oldExample = (sender as TreeList).GetDataRecordByNode(e.OldNode) as CodeExample;
if (newExample == null)
return;
string exampleCode = codeEditor.ShowExample(oldExample, newExample);
codeExampleNameLbl.Text = CodeExampleDemoUtils.ConvertStringToMoreHumanReadableForm(newExample.RegionName) + " example";
CodeEvaluationEventArgs args = new CodeEvaluationEventArgs();
InitializeCodeEvaluationEventArgs(args, newExample.RegionName);
evaluator.ForceCompile(args);
}
void InitializeCodeEvaluationEventArgs(CodeEvaluationEventArgs e, string regionName)
{
e.Result = true;
e.Code = codeEditor.CurrentCodeEditor.Text;
e.Language = CurrentExampleLanguage;
e.EvaluationParameter = workbook;
e.RegionName = regionName;
}
void OnExampleEvaluatorQueryEvaluate(object sender, CodeEvaluationEventArgs e)
{
e.Result = false;
if (codeEditor.RichEditTextChanged)
{// && compileComplete) {
TimeSpan span = DateTime.Now - codeEditor.LastExampleCodeModifiedTime;
if (span < TimeSpan.FromMilliseconds(1000))
{//CompileTimeIntervalInMilliseconds 1900
codeEditor.ResetLastExampleModifiedTime();
return;
}
//e.Result = true;
InitializeCodeEvaluationEventArgs(e, e.RegionName);
}
}
void xtraTabControl1_SelectedPageChanged(object sender, TabPageChangedEventArgs e)
{
ExampleLanguage value = (ExampleLanguage)(xtraTabControl1.SelectedTabPageIndex);
if (codeEditor != null)
this.codeEditor.CurrentExampleLanguage = value;
}
void SpreadsheetAPIModule_Disposed(object sender, EventArgs e)
{
evaluator.Dispose();
}
void DisableTabs(int examplesCSCount, int examplesVBCount)
{
if (examplesCSCount == 0)
xtraTabControl1.TabPages[(int)ExampleLanguage.Csharp].PageEnabled = false;
if (examplesVBCount == 0)
xtraTabControl1.TabPages[(int)ExampleLanguage.VB].PageEnabled = false;
}
private void btnOpenExcel_Click(object sender, EventArgs e)
{
string fileName = "SampleDocument.xlsx";
workbook.SaveDocument(fileName, DocumentFormat.Xlsx);
Process.Start(fileName);
}
}
}