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| procedure TFrm_Tueur_de_processus.GenererArbre(HandleArbre: THandle);
function GetClassAndCaption(aHandle: THandle): string;
var
lpRes : array[0..256] of Char;
StrClass: string;
StrCaption: string;
begin
GetClassName(aHandle, lpRes, SizeOf(lpRes));
StrClass := lpRes;
GetWindowText(aHandle, lpRes, SizeOf(lpRes));
StrCaption := lpRes;
Result := Format('%s : "%s" (%d)', [StrClass, StrCaption, aHandle])
end;
function GetWindowList(HandleStart: THandle; RelationStart: Cardinal; RelationDirection: Cardinal = GW_HWNDNEXT): TStringList;
var
HandleFound: THandle;
begin
Result := TStringList.Create();
HandleFound := GetWindow(HandleStart, RelationStart);
repeat
if (HandleFound <> 0) and (HandleFound <> HandleStart) then
begin
Result.AddObject(GetClassAndCaption(HandleFound), Pointer(HandleFound));
end;
HandleFound := GetWindow(HandleFound, RelationDirection);
until (HandleFound = 0);
end;
function GetFreres(HandleFrere: THandle): TStringList;
begin
Result := GetWindowList(HandleFrere, GW_HWNDFIRST);
end;
function GetEnfants(HandleParent: THandle): TStringList;
begin
Result := GetWindowList(HandleParent, GW_CHILD);
end;
function GetParents(HandleEnfant: THandle): TStringList;
begin
Result := GetWindowList(HandleEnfant, GW_OWNER, GW_OWNER);
end;
procedure ArbreEnfant(Tree: TTreeNodes; Node: TTreeNode; HandleParent: THandle);
var
EnfantsList: TStringList;
IndexEnfant: Integer;
NewNode: TTreeNode;
begin
EnfantsList := GetEnfants(HandleParent);
try
EnfantsList.Sort();
for IndexEnfant := 0 to EnfantsList.Count-1 do
begin
NewNode := Tree.AddChildObject(Node, EnfantsList.Strings[IndexEnfant], EnfantsList.Objects[IndexEnfant]);
ArbreEnfant(Tree, NewNode, THandle(EnfantsList.Objects[IndexEnfant]));
end;
finally
EnfantsList.Free();
end;
end;
function SameParent(ParentHandle, HandleFrere: THandle): Boolean;
var
ParentList: TStringList;
begin
Result := False;
ParentList := GetParents(HandleFrere);
try
if ParentList.Count > 0 then
Result := THandle(ParentList.Objects[ParentList.Count-1]) = ParentHandle;
finally
ParentList.Free();
end;
end;
var
ParentList, FreresList: TStringList;
IndexParent, IndexFrere: Integer;
ItemSelectNode, ParentNode, FrereNode, VoisinNode, Node: TTreeNode;
HandleTopParent: THandle;
begin
HandleTopParent := 0;
TreeView3.Items.BeginUpdate();
try
TreeView3.Items.Clear();
ItemSelectNode := TreeView3.Items.Add(nil, 'Element Sélectionné');
Node := TreeView3.Items.AddChildObject(ItemSelectNode, GetClassAndCaption(HandleArbre), Pointer(HandleArbre));
ArbreEnfant(TreeView3.Items, Node, HandleArbre);
ParentNode := TreeView3.Items.Add(ItemSelectNode, 'Parent');
ParentList := GetParents(HandleArbre);
Node := ParentNode;
try
if ParentList.Count > 0 then
HandleTopParent := THandle(ParentList.Objects[ParentList.Count-1]);
for IndexParent := ParentList.Count-1 downto 0 do
begin
Node := TreeView3.Items.AddChildObject(Node, ParentList.Strings[IndexParent], ParentList.Objects[IndexParent]);
end;
finally
ParentList.Free();
end;
FrereNode := TreeView3.Items.Add(ItemSelectNode, 'Frères');
VoisinNode := TreeView3.Items.Add(FrereNode, 'Voisins');
FreresList := GetFreres(HandleArbre);
FreresList.Sort();
try
for IndexFrere := 0 to FreresList.Count-1 do
begin
if SameParent(HandleTopParent, Integer(FreresList.Objects[IndexFrere])) then
Node := FrereNode
else
Node := VoisinNode;
Node := TreeView3.Items.AddChildObject(Node, FreresList.Strings[IndexFrere], FreresList.Objects[IndexFrere]);
ArbreEnfant(TreeView3.Items, Node, THandle(FreresList.Objects[IndexFrere]));
end;
finally
FreresList.Free();
end;
finally
TreeView3.Items.EndUpdate();
end;
end; |
