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| procedure TFActesListe.tvActeDragOver(Sender, Source: TObject; X,
Y: Integer; State: TDragState; var Accept: Boolean);
var
SourceNode: TTreeNode;
begin
SourceNode := tvActe.Selected;
Accept := ((tvActe.Selected <> tvActe.GetNodeAt(X, Y)) and (SourceNode.Level = 1));
end;
procedure TFActesListe.tvActeDragDrop(Sender, Source: TObject; X,
Y: Integer);
var
AnItem: TTreeNode;
AttachMode: TNodeAttachMode;
HT: THitTests;
begin
if tvActe.Selected = nil then Exit;
HT := tvActe.GetHitTestInfoAt(X, Y);
AnItem := tvActe.GetNodeAt(X, Y);
if AnItem.Level = 0 then
if MyMessageDlg('Confirmez-vous le déplacement de cet acte ?' + #13#10 + #13#10 +
'dans ' + AnItem.Text, mtWarning, [mbYes, mbNo], 0) = mrYes then
begin
begin
if (HT - [htOnItem, htOnIcon, htNowhere, htOnIndent] <> HT) then
begin
AttachMode := naAdd; {défaut Ajout}
if (htOnItem in HT) or (htOnIcon in HT) then
AttachMode := naAddChild
else if htNowhere in HT then
AttachMode := naAdd
else if htOnIndent in HT then
AttachMode := naInsert;
tvActe.Selected.MoveTo(AnItem, AttachMode);
end;
end;
end;
end; |
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