86 lines
2.7 KiB
C++
86 lines
2.7 KiB
C++
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//---------------------------------------------------------------------------
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#include <vcl.h>
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#pragma hdrstop
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#include "DragDropDemoDictionary.h"
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//---------------------------------------------------------------------------
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#pragma package(smart_init)
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#pragma link "cxCheckBox"
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#pragma link "cxControls"
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#pragma link "cxCurrencyEdit"
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#pragma link "cxCustomData"
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#pragma link "cxDBTL"
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#pragma link "cxGraphics"
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#pragma link "cxInplaceContainer"
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#pragma link "cxMaskEdit"
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#pragma link "cxStyles"
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#pragma link "cxTL"
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#pragma link "cxTLData"
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#pragma resource "*.dfm"
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TDragDropDemoDictionaryForm *DragDropDemoDictionaryForm;
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int _fastcall cxCompareNodes(void *AItem1, void *AItem2)
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{
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return ((TcxTreeListDataNode*)AItem2)->KeyValue -
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((TcxTreeListDataNode*)AItem1)->KeyValue;
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}
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void SetSelectedNodesValue(TcxDBTreeList *ATreeList, int AItemIndex,
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Variant AValue)
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{
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TList *AList = new TList();
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ATreeList->BeginUpdate();
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__try{
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ATreeList->GetSelections(AList);
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AList->Sort(cxCompareNodes);
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for (int I = 0; I < AList->Count; I++)
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if (((TcxTreeListNode*)AList->Items[I])->Values[AItemIndex] != AValue){
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((TcxTreeListNode*)AList->Items[I])->Focused = true;
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ATreeList->DataController->Edit();
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((TcxTreeListNode*)AList->Items[I])->Values[AItemIndex] = AValue;
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ATreeList->DataController->Post();
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}
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}
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__finally{
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delete AList;
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ATreeList->EndUpdate();
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}
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}
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//---------------------------------------------------------------------------
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__fastcall TDragDropDemoDictionaryForm::TDragDropDemoDictionaryForm(TComponent* Owner)
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: TForm(Owner)
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{
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}
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//---------------------------------------------------------------------------
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void __fastcall TDragDropDemoDictionaryForm::tlDictDragOver(TObject *Sender,
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TObject* Source, int X, int Y, TDragState State, bool &Accept)
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{
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Accept = false;
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}
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//---------------------------------------------------------------------------
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void __fastcall TDragDropDemoDictionaryForm::tlDictMoveTo(TObject *Sender,
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TcxTreeListNode *AttachNode, TcxTreeListNodeAttachMode AttachMode,
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TList *Nodes, bool &IsCopy, bool &Done)
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{
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Done = true;
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}
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//---------------------------------------------------------------------------
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void TDragDropDemoDictionaryForm::SetDeptSelectionParentValue(Variant AParentValue)
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{
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SetSelectedNodesValue(tlDeptDict, tlDeptDictPARENTID->ItemIndex, AParentValue);
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}
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//---------------------------------------------------------------------------
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void TDragDropDemoDictionaryForm::SetEmplSelectionDeptID(Variant ADepartmentID)
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{
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SetSelectedNodesValue(tlEmplDict, tlEmplDictDepartmentID->ItemIndex, ADepartmentID);
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}
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//---------------------------------------------------------------------------
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