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wxWidgets/samples/regtest/regtest.cpp
Maarten Bent eb23d4735c Fix unannotated fall-through warnings
2018-11-25 21:29:37 +01:00

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///////////////////////////////////////////////////////////////////////////////
// Name: regtest.cpp
// Purpose: wxRegKey class demo
// Author: Vadim Zeitlin
// Modified by:
// Created: 03.04.98
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "wx/wxprec.h"
#ifdef __BORLANDC__
# pragma hdrstop
#endif
#ifndef WX_PRECOMP
# include "wx/wx.h"
#endif
#include "wx/treectrl.h"
#include "wx/config.h"
#include "wx/imaglist.h"
#include "wx/tokenzr.h"
#if wxUSE_CONFIG_NATIVE && defined( __WINDOWS__ )
# define DO_REGTEST 1
#else
# define DO_REGTEST 0
#endif
// ----------------------------------------------------------------------------
// application type
// ----------------------------------------------------------------------------
class RegApp : public wxApp
{
public:
bool OnInit() wxOVERRIDE;
};
// ----------------------------------------------------------------------------
// image list with registry icons
// ----------------------------------------------------------------------------
class RegImageList : public wxImageList
{
public:
enum Icon
{
Root,
ClosedKey,
OpenedKey,
TextValue,
BinaryValue
};
RegImageList();
};
#if DO_REGTEST
// ----------------------------------------------------------------------------
// our control
// ----------------------------------------------------------------------------
class RegTreeCtrl : public wxTreeCtrl
{
public:
// ctor & dtor
RegTreeCtrl(wxWindow *parent, wxWindowID id);
virtual ~RegTreeCtrl();
// notifications
void OnDeleteItem (wxTreeEvent& event);
void OnItemExpanding (wxTreeEvent& event);
void OnSelChanged (wxTreeEvent& event);
void OnBeginEdit (wxTreeEvent& event);
void OnEndEdit (wxTreeEvent& event);
void OnBeginDrag (wxTreeEvent& event);
void OnEndDrag (wxTreeEvent& event);
void OnRightClick (wxMouseEvent& event);
void OnChar (wxKeyEvent& event);
void OnIdle (wxIdleEvent& event);
// forwarded notifications (by the frame)
void OnMenuTest();
// operations
void GoTo(const wxString& location);
void DoRefresh();
void DeleteSelected();
void ShowProperties();
void CreateNewKey(const wxString& strName);
void CreateNewTextValue(const wxString& strName);
void CreateNewBinaryValue(const wxString& strName);
void SetRegistryView(wxRegKey::WOW64ViewMode viewMode);
// information
bool IsKeySelected() const;
private:
// structure describing a registry key/value
class TreeNode : public wxTreeItemData
{
WX_DEFINE_ARRAY_PTR(TreeNode *, TreeChildren);
public:
RegTreeCtrl *m_pTree; // must be !NULL
TreeNode *m_pParent; // NULL only for the root node
wxTreeItemId m_id; // the id of the tree control item
wxString m_strName; // name of the key/value
TreeChildren m_aChildren; // array of subkeys/values
bool m_bKey; // key or value?
wxRegKey *m_pKey; // only may be !NULL if m_bKey == true
wxRegKey::WOW64ViewMode m_viewMode; // How to view the registry.
// trivial accessors
wxTreeItemId Id() const { return m_id; }
bool IsRoot() const { return m_pParent == NULL; }
bool IsKey() const { return m_bKey; }
TreeNode *Parent() const { return m_pParent; }
// notifications
bool OnExpand();
void OnCollapse();
// operations
void Refresh();
bool DeleteChild(TreeNode *child);
void DestroyChildren();
const wxString FullName() const;
void SetRegistryView(wxRegKey::WOW64ViewMode viewMode);
// get the associated key: make sure the pointer is !NULL
wxRegKey& Key() { if ( !m_pKey ) OnExpand(); return *m_pKey; }
// dtor deletes all children
~TreeNode();
};
wxImageList *m_imageList;
wxMenu *m_pMenuPopup;
TreeNode *m_pRoot;
TreeNode *m_draggedItem; // the item being dragged
bool m_copyOnDrop; // if false, then move
bool m_restoreStatus; // after OnItemExpanding()
wxString m_nameOld; // the initial value of item being renamed
wxRegKey::WOW64ViewMode m_viewMode; // Registry view to use for keys.
TreeNode *GetNode(const wxTreeEvent& event)
{ return (TreeNode *)GetItemData(event.GetItem()); }
public:
// create a new node and insert it to the tree
TreeNode *InsertNewTreeNode(TreeNode *pParent,
const wxString& strName,
int idImage = RegImageList::ClosedKey,
const wxString *pstrValue = NULL,
wxRegKey::WOW64ViewMode viewMode = wxRegKey::WOW64ViewMode_Default);
// add standard registry keys
void AddStdKeys();
private:
wxDECLARE_EVENT_TABLE();
};
#endif // #if DO_REGTEST
// ----------------------------------------------------------------------------
// the main window of our application
// ----------------------------------------------------------------------------
class RegFrame : public wxFrame
{
public:
// ctor & dtor
RegFrame(wxFrame *parent, const wxString& title, int x, int y, int w, int h);
virtual ~RegFrame();
// callbacks
void OnQuit (wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnTest (wxCommandEvent& event);
void OnGoTo (wxCommandEvent& event);
void OnExpand (wxCommandEvent& event);
void OnCollapse(wxCommandEvent& event);
void OnToggle (wxCommandEvent& event);
void OnRefresh (wxCommandEvent& event);
void OnDelete (wxCommandEvent& event);
void OnNewKey (wxCommandEvent& event);
void OnNewText (wxCommandEvent& event);
void OnNewBinary(wxCommandEvent& event);
void OnInfo (wxCommandEvent& event);
void OnViewChange (wxCommandEvent& event);
wxDECLARE_EVENT_TABLE();
private:
#if DO_REGTEST
RegTreeCtrl *m_treeCtrl;
#endif
};
// ----------------------------------------------------------------------------
// various ids
// ----------------------------------------------------------------------------
enum
{
Menu_Quit = 100,
Menu_About,
Menu_Test,
Menu_GoTo,
Menu_Expand,
Menu_Collapse,
Menu_Toggle,
Menu_Refresh,
Menu_New,
Menu_NewKey,
Menu_NewText,
Menu_NewBinary,
Menu_Delete,
Menu_Info,
Menu_View,
Menu_ViewDefault,
Menu_View32,
Menu_View64,
Ctrl_RegTree = 200
};
// ----------------------------------------------------------------------------
// event tables
// ----------------------------------------------------------------------------
wxBEGIN_EVENT_TABLE(RegFrame, wxFrame)
EVT_MENU(Menu_Test, RegFrame::OnTest)
EVT_MENU(Menu_About, RegFrame::OnAbout)
EVT_MENU(Menu_Quit, RegFrame::OnQuit)
EVT_MENU(Menu_GoTo, RegFrame::OnGoTo)
EVT_MENU(Menu_Expand, RegFrame::OnExpand)
EVT_MENU(Menu_Collapse, RegFrame::OnCollapse)
EVT_MENU(Menu_Toggle, RegFrame::OnToggle)
EVT_MENU(Menu_Refresh, RegFrame::OnRefresh)
EVT_MENU(Menu_Delete, RegFrame::OnDelete)
EVT_MENU(Menu_NewKey, RegFrame::OnNewKey)
EVT_MENU(Menu_NewText, RegFrame::OnNewText)
EVT_MENU(Menu_NewBinary, RegFrame::OnNewBinary)
EVT_MENU(Menu_Info, RegFrame::OnInfo)
EVT_MENU(Menu_ViewDefault, RegFrame::OnViewChange)
EVT_MENU(Menu_View32, RegFrame::OnViewChange)
EVT_MENU(Menu_View64, RegFrame::OnViewChange)
wxEND_EVENT_TABLE()
#if DO_REGTEST
wxBEGIN_EVENT_TABLE(RegTreeCtrl, wxTreeCtrl)
EVT_TREE_DELETE_ITEM (Ctrl_RegTree, RegTreeCtrl::OnDeleteItem)
EVT_TREE_ITEM_EXPANDING (Ctrl_RegTree, RegTreeCtrl::OnItemExpanding)
EVT_TREE_ITEM_COLLAPSING(Ctrl_RegTree, RegTreeCtrl::OnItemExpanding)
EVT_TREE_SEL_CHANGED (Ctrl_RegTree, RegTreeCtrl::OnSelChanged)
EVT_TREE_BEGIN_LABEL_EDIT(Ctrl_RegTree, RegTreeCtrl::OnBeginEdit)
EVT_TREE_END_LABEL_EDIT (Ctrl_RegTree, RegTreeCtrl::OnEndEdit)
EVT_TREE_BEGIN_DRAG (Ctrl_RegTree, RegTreeCtrl::OnBeginDrag)
EVT_TREE_BEGIN_RDRAG (Ctrl_RegTree, RegTreeCtrl::OnBeginDrag)
EVT_TREE_END_DRAG (Ctrl_RegTree, RegTreeCtrl::OnEndDrag)
EVT_CHAR (RegTreeCtrl::OnChar)
EVT_RIGHT_DOWN(RegTreeCtrl::OnRightClick)
EVT_IDLE (RegTreeCtrl::OnIdle)
wxEND_EVENT_TABLE()
#endif
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// global functions
// ----------------------------------------------------------------------------
// create the "registry operations" menu
wxMenu *CreateRegistryMenu()
{
wxMenu *pMenuNew = new wxMenu;
pMenuNew->Append(Menu_NewKey, "&Key", "Create a new key");
pMenuNew->AppendSeparator();
pMenuNew->Append(Menu_NewText, "&Text value", "Create a new text value");
pMenuNew->Append(Menu_NewBinary, "&Binary value", "Create a new binary value");
wxMenu *pMenuView = new wxMenu;
pMenuView->AppendRadioItem(
Menu_ViewDefault,
"&Default",
"Default registry view for the program environment.");
pMenuView->AppendRadioItem(
Menu_View32,
"32-bit Registry",
"View 32-bit registry.");
pMenuView->AppendRadioItem(
Menu_View64,
"64-bit Registry",
"View 64-bit registry.");
wxMenu *pMenuReg = new wxMenu;
pMenuReg->Append(Menu_New, "&New", pMenuNew);
pMenuReg->Append(Menu_Delete, "&Delete...", "Delete selected key/value");
pMenuReg->AppendSeparator();
pMenuReg->Append(Menu_GoTo, "&Go to...\tCtrl-G", "Go to registry key");
pMenuReg->Append(Menu_Expand, "&Expand", "Expand current key");
pMenuReg->Append(Menu_Collapse, "&Collapse", "Collapse current key");
pMenuReg->Append(Menu_Toggle, "&Toggle", "Toggle current key");
pMenuReg->AppendSeparator();
pMenuReg->Append(Menu_Refresh, "&Refresh", "Refresh the subtree");
pMenuReg->Append(Menu_View, "&View", pMenuView);
pMenuReg->AppendSeparator();
pMenuReg->Append(Menu_Info, "&Properties","Information about current selection");
return pMenuReg;
}
// ----------------------------------------------------------------------------
// application class
// ----------------------------------------------------------------------------
wxIMPLEMENT_APP(RegApp);
// `Main program' equivalent, creating windows and returning main app frame
bool RegApp::OnInit()
{
if ( !wxApp::OnInit() )
return false;
// create the main frame window and show it
RegFrame *frame = new RegFrame(NULL, "wxRegTest", 50, 50, 600, 350);
frame->Show(true);
return true;
}
// ----------------------------------------------------------------------------
// RegFrame
// ----------------------------------------------------------------------------
RegFrame::RegFrame(wxFrame *parent, const wxString& title, int x, int y, int w, int h)
: wxFrame(parent, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
{
// this reduces flicker effects
SetBackgroundColour(*wxWHITE);
// set the icon
// ------------
SetIcon(wxIcon("app_icon"));
// create menu
// -----------
wxMenu *pMenuFile = new wxMenu;
pMenuFile->Append(Menu_Test, "Te&st", "Test key creation");
pMenuFile->AppendSeparator();
pMenuFile->Append(Menu_About, "&About", "Show an extraordinarily beautiful dialog");
pMenuFile->AppendSeparator();
pMenuFile->Append(Menu_Quit, "E&xit", "Quit this program");
wxMenuBar *pMenu = new wxMenuBar;
pMenu->Append(pMenuFile, "&File");
pMenu->Append(CreateRegistryMenu(), "&Registry");
SetMenuBar(pMenu);
#if DO_REGTEST
// create child controls
// ---------------------
m_treeCtrl = new RegTreeCtrl(this, Ctrl_RegTree);
#endif
#if wxUSE_STATUSBAR
// create the status line
// ----------------------
CreateStatusBar(2);
#endif // wxUSE_STATUSBAR
}
RegFrame::~RegFrame()
{
#if DO_REGTEST
// this makes deletion of it *much* quicker
m_treeCtrl->Hide();
#endif
}
void RegFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
Close(true);
}
void RegFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxMessageDialog dialog(this,
"wxRegistry sample\n"
"(c) 1998, 2000 Vadim Zeitlin",
"About wxRegTest", wxOK);
dialog.ShowModal();
}
void RegFrame::OnTest(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->OnMenuTest();
#endif
}
void RegFrame::OnGoTo(wxCommandEvent& WXUNUSED(event))
{
static wxString s_location = "HKEY_CURRENT_USER\\Software\\wxWidgets";
wxString location = wxGetTextFromUser(
"Enter the location to go to:",
"wxRegTest question",
s_location,
this);
if ( !location )
return;
s_location = location;
#if DO_REGTEST
m_treeCtrl->GoTo(location);
#endif
}
void RegFrame::OnExpand(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->Expand(m_treeCtrl->GetSelection());
#endif
}
void RegFrame::OnCollapse(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->Collapse(m_treeCtrl->GetSelection());
#endif
}
void RegFrame::OnToggle(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->Toggle(m_treeCtrl->GetSelection());
#endif
}
void RegFrame::OnRefresh(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->DoRefresh();
#endif
}
void RegFrame::OnDelete(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->DeleteSelected();
#endif
}
void RegFrame::OnNewKey(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
if ( m_treeCtrl->IsKeySelected() )
{
m_treeCtrl->CreateNewKey(
wxGetTextFromUser("Enter the name of the new key"));
}
#endif
}
void RegFrame::OnNewText(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
if ( m_treeCtrl->IsKeySelected() )
{
m_treeCtrl->CreateNewTextValue(
wxGetTextFromUser("Enter the name for the new text value"));
}
#endif
}
void RegFrame::OnNewBinary(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
if ( m_treeCtrl->IsKeySelected() )
{
m_treeCtrl->CreateNewBinaryValue(
wxGetTextFromUser("Enter the name for the new binary value"));
}
#endif
}
void RegFrame::OnInfo(wxCommandEvent& WXUNUSED(event))
{
#if DO_REGTEST
m_treeCtrl->ShowProperties();
#endif
}
void RegFrame::OnViewChange(wxCommandEvent& event)
{
#if DO_REGTEST
wxRegKey::WOW64ViewMode view;
switch ( event.GetId() )
{
case Menu_ViewDefault:
view = wxRegKey::WOW64ViewMode_Default;
break;
case Menu_View32:
view = wxRegKey::WOW64ViewMode_32;
break;
case Menu_View64:
view = wxRegKey::WOW64ViewMode_64;
break;
default:
wxFAIL_MSG("Unexpected event source for view change.");
return;
}
m_treeCtrl->SetRegistryView(view);
#endif
}
// ----------------------------------------------------------------------------
// RegImageList
// ----------------------------------------------------------------------------
RegImageList::RegImageList() : wxImageList(16, 16, true)
{
// should be in sync with enum RegImageList::RegIcon
static const wxString aszIcons[] = { "key1","key2","key3","value1","value2" };
wxString str = "icon_";
for ( unsigned int n = 0; n < WXSIZEOF(aszIcons); n++ )
{
Add(wxIcon(str + aszIcons[n], wxBITMAP_TYPE_ICO_RESOURCE));
}
}
#if DO_REGTEST
// ----------------------------------------------------------------------------
// RegTreeCtrl
// ----------------------------------------------------------------------------
// create a new tree item and insert it into the tree
RegTreeCtrl::TreeNode *RegTreeCtrl::InsertNewTreeNode(
TreeNode *pParent,
const wxString& strName,
int idImage,
const wxString *pstrValue,
wxRegKey::WOW64ViewMode viewMode)
{
// create new item & insert it
TreeNode *pNewNode = new TreeNode;
pNewNode->m_pTree = this;
pNewNode->m_pParent = pParent;
pNewNode->m_strName = strName;
pNewNode->m_bKey = pstrValue == NULL;
pNewNode->m_pKey = NULL;
pNewNode->m_viewMode = viewMode;
if (pParent)
{
pNewNode->m_id = AppendItem(pParent->Id(),
pNewNode->IsKey() ? strName : *pstrValue,
idImage);
}
else
{
pNewNode->m_id = AddRoot(strName);
}
wxASSERT_MSG( pNewNode->m_id, "can't create tree control item!");
// save the pointer in the item
SetItemData(pNewNode->m_id, pNewNode);
// add it to the list of parent's children
if ( pParent != NULL )
{
pParent->m_aChildren.Add(pNewNode);
}
if ( pNewNode->IsKey() )
{
SetItemHasChildren(pNewNode->Id());
if ( !pNewNode->IsRoot() )
{
// set the expanded icon as well
SetItemImage(pNewNode->Id(),
RegImageList::OpenedKey,
wxTreeItemIcon_Expanded);
}
}
return pNewNode;
}
RegTreeCtrl::RegTreeCtrl(wxWindow *parent, wxWindowID id)
: wxTreeCtrl(parent, id, wxDefaultPosition, wxDefaultSize,
wxTR_HAS_BUTTONS | wxTR_EDIT_LABELS | wxSUNKEN_BORDER)
{
// initialize members
m_draggedItem = NULL;
m_restoreStatus = false;
m_viewMode = wxRegKey::WOW64ViewMode_Default;
// create the image list
// ---------------------
m_imageList = new RegImageList;
SetImageList(m_imageList);
// create root keys
// ----------------
m_pRoot =
InsertNewTreeNode(
NULL,
"Registry Root",
RegImageList::Root,
NULL,
m_viewMode);
// create popup menu
// -----------------
m_pMenuPopup = CreateRegistryMenu();
}
RegTreeCtrl::~RegTreeCtrl()
{
delete m_pMenuPopup;
// delete m_pRoot; -- this is done by the tree now
delete m_imageList;
}
void RegTreeCtrl::AddStdKeys()
{
for ( unsigned int ui = 0; ui < wxRegKey::nStdKeys; ui++ )
{
InsertNewTreeNode(
m_pRoot,
wxRegKey::GetStdKeyName(ui),
RegImageList::ClosedKey,
NULL,
m_viewMode);
}
}
// ----------------------------------------------------------------------------
// notifications
// ----------------------------------------------------------------------------
void RegTreeCtrl::OnIdle(wxIdleEvent& WXUNUSED(event))
{
if ( m_restoreStatus )
{
// restore it after OnItemExpanding()
wxLogStatus("Ok");
wxSetCursor(*wxSTANDARD_CURSOR);
m_restoreStatus = false;
}
}
void RegTreeCtrl::OnRightClick(wxMouseEvent& event)
{
int iFlags;
wxTreeItemId lId = HitTest(wxPoint(event.GetX(), event.GetY()), iFlags);
if ( iFlags & wxTREE_HITTEST_ONITEMLABEL )
{
// select the item first
SelectItem(lId);
}
//else: take the currently selected item if click not on item
PopupMenu(m_pMenuPopup, event.GetX(), event.GetY());
}
void RegTreeCtrl::OnDeleteItem(wxTreeEvent& WXUNUSED(event))
{
}
// test the key creation functions
void RegTreeCtrl::OnMenuTest()
{
wxTreeItemId lId = GetSelection();
TreeNode *pNode = (TreeNode *)GetItemData(lId);
wxCHECK_RET( pNode != NULL, "tree item without data?" );
if ( pNode->IsRoot() )
{
wxLogError("Can't create a subkey under the root key.");
return;
}
if ( !pNode->IsKey() )
{
wxLogError("Can't create a subkey under a value!");
return;
}
wxRegKey key1(pNode->Key(), "key1");
if ( key1.Create() )
{
wxRegKey key2a(key1, "key2a"), key2b(key1, "key2b");
if ( key2a.Create() && key2b.Create() )
{
// put some values under the newly created keys
key1.SetValue("first_term", "10");
key1.SetValue("second_term", "7");
key2a = "this is the unnamed value";
key2b.SetValue("sum", 17);
// refresh tree
pNode->Refresh();
wxLogStatus("Test keys successfully added.");
return;
}
}
wxLogError("Creation of test keys failed.");
}
void RegTreeCtrl::OnChar(wxKeyEvent& event)
{
switch ( event.GetKeyCode() )
{
case WXK_DELETE:
DeleteSelected();
return;
case WXK_RETURN:
if ( event.AltDown() )
{
ShowProperties();
return;
}
}
event.Skip();
}
void RegTreeCtrl::OnSelChanged(wxTreeEvent& event)
{
#if wxUSE_STATUSBAR
wxFrame *pFrame = (wxFrame *) wxWindow::GetParent();
pFrame->SetStatusText(GetNode(event)->FullName(), 1);
#else
wxUnusedVar(event);
#endif // wxUSE_STATUSBAR
}
void RegTreeCtrl::OnItemExpanding(wxTreeEvent& event)
{
TreeNode *pNode = GetNode(event);
bool bExpanding = event.GetEventType() == wxEVT_TREE_ITEM_EXPANDING;
// expansion might take some time
wxSetCursor(*wxHOURGLASS_CURSOR);
wxLogStatus("Working...");
wxYield(); // to give the status line a chance to refresh itself
m_restoreStatus = true; // some time later...
if ( pNode->IsKey() )
{
if ( bExpanding )
{
// expanding: add subkeys/values
if ( !pNode->OnExpand() )
return;
}
else
{
// collapsing: clean up
pNode->OnCollapse();
}
}
}
void RegTreeCtrl::OnBeginEdit(wxTreeEvent& event)
{
TreeNode *pNode = GetNode(event);
if ( pNode->IsRoot() || pNode->Parent()->IsRoot() )
{
wxLogStatus("This registry key can't be renamed.");
event.Veto();
}
else
{
m_nameOld = pNode->m_strName;
}
}
void RegTreeCtrl::OnEndEdit(wxTreeEvent& event)
{
bool ok;
wxString name = event.GetLabel();
TreeNode *pNode = GetNode(event);
if ( pNode->IsKey() )
{
wxRegKey& key = pNode->Key();
ok = key.Rename(name);
}
else
{
pNode = pNode->Parent();
wxRegKey& key = pNode->Key();
ok = key.RenameValue(m_nameOld, name);
}
if ( !ok )
{
wxLogError("Failed to rename '%s' to '%s'.",
m_nameOld, name);
}
#if 0 // MSW tree ctrl doesn't like this at all, it hangs
else
{
pNode->Refresh();
}
#endif // 0
}
void RegTreeCtrl::OnBeginDrag(wxTreeEvent& event)
{
m_copyOnDrop = event.GetEventType() == wxEVT_TREE_BEGIN_DRAG;
TreeNode *pNode = GetNode(event);
if ( pNode->IsRoot() || pNode->Parent()->IsRoot() )
{
wxLogStatus("This registry key can't be %s.",
m_copyOnDrop ? "copied" : "moved");
}
else
{
wxLogStatus("%s item %s...",
m_copyOnDrop ? "Copying" : "Moving",
pNode->FullName());
m_draggedItem = pNode;
event.Allow();
}
}
void RegTreeCtrl::OnEndDrag(wxTreeEvent& event)
{
wxCHECK_RET( m_draggedItem, "end drag without begin drag?" );
// clear the pointer anyhow
TreeNode *src = m_draggedItem;
m_draggedItem = NULL;
// where are we going to drop it?
TreeNode *dst = GetNode(event);
if ( dst && !dst->IsKey() )
{
// we need a parent key
dst = dst->Parent();
}
if ( !dst || dst->IsRoot() )
{
wxLogError("Can't create a key here.");
return;
}
bool isKey = src->IsKey();
if ( (isKey && (src == dst)) ||
(!isKey && (dst->Parent() == src)) ) {
wxLogStatus("Can't copy something on itself");
return;
}
// remove the "Registry Root\\" from the full name
wxString nameSrc, nameDst;
nameSrc << wxString(src->FullName()).AfterFirst('\\');
nameDst << wxString(dst->FullName()).AfterFirst('\\') << '\\'
<< wxString(src->FullName()).AfterLast('\\');
wxString verb = m_copyOnDrop ? "copy" : "move";
wxString what = isKey ? "key" : "value";
if ( wxMessageBox(wxString::Format
(
"Do you really want to %s the %s %s to %s?",
verb,
what,
nameSrc,
nameDst
),
"RegTest Confirm",
wxICON_QUESTION | wxYES_NO | wxCANCEL, this) != wxYES ) {
return;
}
bool ok;
if ( isKey )
{
wxRegKey& key = src->Key();
wxRegKey keyDst(dst->Key(), src->m_strName);
ok = keyDst.Create(false);
if ( !ok )
{
wxLogError("Key '%s' already exists", keyDst.GetName());
}
else
{
ok = key.Copy(keyDst);
}
if ( ok && !m_copyOnDrop )
{
// delete the old key
ok = key.DeleteSelf();
if ( ok )
{
src->Parent()->Refresh();
}
}
}
else // value
{
wxRegKey& key = src->Parent()->Key();
ok = key.CopyValue(src->m_strName, dst->Key());
if ( ok && !m_copyOnDrop )
{
// we moved it, so delete the old one
ok = key.DeleteValue(src->m_strName);
}
}
if ( !ok )
{
wxLogError("Failed to %s registry %s.",
verb, what);
}
else
{
dst->Refresh();
}
}
// ----------------------------------------------------------------------------
// TreeNode implementation
// ----------------------------------------------------------------------------
bool RegTreeCtrl::TreeNode::OnExpand()
{
// we add children only once
if ( !m_aChildren.IsEmpty() )
{
// we've been already expanded
return true;
}
if ( IsRoot() )
{
// we're the root key
m_pTree->AddStdKeys();
return true;
}
if ( Parent()->IsRoot() )
{
// we're a standard key
m_pKey = new wxRegKey(m_strName, m_viewMode);
}
else
{
// we're a normal key
m_pKey = new wxRegKey(*(Parent()->m_pKey), m_strName);
}
if ( !m_pKey->Open() )
{
wxLogError("The key '%s' can't be opened.", FullName());
return false;
}
// if we're empty, we shouldn't be expandable at all
bool isEmpty = true;
// enumeration variables
long l;
wxString str;
bool bCont;
// enumerate all subkeys
bCont = m_pKey->GetFirstKey(str, l);
while ( bCont )
{
m_pTree->InsertNewTreeNode(
this,
str,
RegImageList::ClosedKey,
NULL,
m_viewMode);
bCont = m_pKey->GetNextKey(str, l);
// we have at least this key...
isEmpty = false;
}
// enumerate all values
bCont = m_pKey->GetFirstValue(str, l);
while ( bCont )
{
wxString strItem;
if (str.empty())
strItem = "<default>";
else
strItem = str;
strItem += " = ";
// determine the appropriate icon
RegImageList::Icon icon;
switch ( m_pKey->GetValueType(str) )
{
case wxRegKey::Type_String:
case wxRegKey::Type_Expand_String:
case wxRegKey::Type_Multi_String:
{
wxString strValue;
icon = RegImageList::TextValue;
m_pKey->QueryValue(str, strValue);
strItem += strValue;
}
break;
case wxRegKey::Type_None:
// @@ handle the error...
icon = RegImageList::BinaryValue;
break;
case wxRegKey::Type_Dword:
{
long l;
m_pKey->QueryValue(str, &l);
strItem << l;
}
wxFALLTHROUGH;
default:
icon = RegImageList::BinaryValue;
}
m_pTree->InsertNewTreeNode(this, str, icon, &strItem, m_viewMode);
bCont = m_pKey->GetNextValue(str, l);
// we have at least this value...
isEmpty = false;
}
if ( isEmpty )
{
// this is for the case when our last child was just deleted
wxTreeItemId theId(Id()); // Temp variable seems necessary for BC++
m_pTree->Collapse(theId);
// we won't be expanded any more
m_pTree->SetItemHasChildren(theId, false);
}
return true;
}
void RegTreeCtrl::TreeNode::OnCollapse()
{
DestroyChildren();
wxDELETE(m_pKey);
}
void RegTreeCtrl::TreeNode::Refresh()
{
if ( !IsKey() )
return;
wxTreeItemId theId(Id()); // Temp variable seems necessary for BC++
bool wasExpanded = m_pTree->IsExpanded(theId);
if ( wasExpanded )
m_pTree->Collapse(theId);
OnCollapse();
m_pTree->SetItemHasChildren(theId);
if ( wasExpanded )
{
m_pTree->Expand(theId);
OnExpand();
}
}
bool RegTreeCtrl::TreeNode::DeleteChild(TreeNode *child)
{
int index = m_aChildren.Index(child);
wxCHECK_MSG( index != wxNOT_FOUND, false,
"our child in tree should be in m_aChildren" );
m_aChildren.RemoveAt((size_t)index);
bool ok;
if ( child->IsKey() )
{
// must close key before deleting it
child->OnCollapse();
ok = Key().DeleteKey(child->m_strName);
}
else
{
ok = Key().DeleteValue(child->m_strName);
}
if ( ok )
{
wxTreeItemId theId(child->Id()); // Temp variable seems necessary for BC++
m_pTree->Delete(theId);
Refresh();
}
return ok;
}
void RegTreeCtrl::TreeNode::DestroyChildren()
{
// destroy all children
size_t nCount = m_aChildren.GetCount();
for ( size_t n = 0; n < nCount; n++ )
{
wxTreeItemId lId = m_aChildren[n]->Id();
m_pTree->Delete(lId);
}
m_aChildren.Empty();
}
RegTreeCtrl::TreeNode::~TreeNode()
{
delete m_pKey;
}
const wxString RegTreeCtrl::TreeNode::FullName() const
{
static wxString s_strName;
if ( IsRoot() )
{
return "Registry Root";
}
else
{
// our own registry key might not (yet) exist or we might be a value,
// so just use the parent's and concatenate
s_strName = Parent()->FullName();
s_strName << '\\' << m_strName;
return s_strName.t_str();
}
}
void RegTreeCtrl::TreeNode::SetRegistryView(wxRegKey::WOW64ViewMode viewMode)
{
m_viewMode = viewMode;
// Update children with new view.
size_t nCount = m_aChildren.GetCount();
for (size_t n = 0; n < nCount; n++)
m_aChildren[n]->SetRegistryView(viewMode);
}
// ----------------------------------------------------------------------------
// operations on RegTreeCtrl
// ----------------------------------------------------------------------------
void RegTreeCtrl::GoTo(const wxString& location)
{
wxStringTokenizer tk(location, "\\");
wxTreeItemId id = GetRootItem();
while ( tk.HasMoreTokens() )
{
wxString subkey = tk.GetNextToken();
wxTreeItemId idCurrent = id;
if ( !IsExpanded(idCurrent) )
Expand(idCurrent);
wxTreeItemIdValue dummy;
id = GetFirstChild(idCurrent, dummy);
if ( idCurrent == GetRootItem() )
{
// special case: we understand both HKCU and HKEY_CURRENT_USER here
for ( size_t key = 0; key < wxRegKey::nStdKeys; key++ )
{
if ( subkey == wxRegKey::GetStdKeyName(key)
|| subkey == wxRegKey::GetStdKeyShortName(key) )
{
break;
}
id = GetNextChild(idCurrent, dummy);
}
}
else
{
// enum all children
while ( id.IsOk() )
{
if ( subkey == ((TreeNode *)GetItemData(id))->m_strName )
break;
id = GetNextChild(idCurrent, dummy);
}
}
if ( !id.IsOk() )
{
wxLogError("No such key '%s'.", location);
return;
}
}
if ( id.IsOk() )
SelectItem(id);
}
void RegTreeCtrl::DeleteSelected()
{
wxTreeItemId lCurrent = GetSelection(),
lParent = GetItemParent(lCurrent);
if ( lParent == GetRootItem() )
{
wxLogError("Can't delete root key.");
return;
}
TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent),
*pParent = (TreeNode *)GetItemData(lParent);
wxCHECK_RET(pCurrent && pParent, "either node or parent without data?");
if ( pParent->IsRoot() )
{
wxLogError("Can't delete standard key.");
return;
}
wxString what = pCurrent->IsKey() ? "key" : "value";
if ( wxMessageBox(wxString::Format
(
"Do you really want to delete this %s?",
what
),
"Confirmation",
wxICON_QUESTION | wxYES_NO | wxCANCEL, this) != wxYES )
{
return;
}
pParent->DeleteChild(pCurrent);
}
void RegTreeCtrl::CreateNewKey(const wxString& strName)
{
wxTreeItemId lCurrent = GetSelection();
TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent);
wxCHECK_RET( pCurrent != NULL, "node without data?" );
wxASSERT( pCurrent->IsKey() ); // check must have been done before
if ( pCurrent->IsRoot() )
{
wxLogError("Can't create a new key under the root key.");
return;
}
wxRegKey key(pCurrent->Key(), strName);
if ( key.Create() )
pCurrent->Refresh();
}
void RegTreeCtrl::CreateNewTextValue(const wxString& strName)
{
wxTreeItemId lCurrent = GetSelection();
TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent);
wxCHECK_RET( pCurrent != NULL, "node without data?" );
wxASSERT( pCurrent->IsKey() ); // check must have been done before
if ( pCurrent->IsRoot() )
{
wxLogError("Can't create a new value under the root key.");
return;
}
if ( pCurrent->Key().SetValue(strName, wxEmptyString) )
pCurrent->Refresh();
}
void RegTreeCtrl::CreateNewBinaryValue(const wxString& strName)
{
wxTreeItemId lCurrent = GetSelection();
TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent);
wxCHECK_RET( pCurrent != NULL, "node without data?" );
wxASSERT( pCurrent->IsKey() ); // check must have been done before
if ( pCurrent->IsRoot() )
{
wxLogError("Can't create a new value under the root key.");
return;
}
if ( pCurrent->Key().SetValue(strName, 0) )
pCurrent->Refresh();
}
void RegTreeCtrl::SetRegistryView(wxRegKey::WOW64ViewMode viewMode)
{
m_viewMode = viewMode;
m_pRoot->SetRegistryView(viewMode);
m_pRoot->Refresh();
}
void RegTreeCtrl::ShowProperties()
{
wxTreeItemId lCurrent = GetSelection();
TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent);
if ( !pCurrent || pCurrent->IsRoot() )
{
wxLogStatus("No properties");
return;
}
if ( pCurrent->IsKey() )
{
const wxRegKey& key = pCurrent->Key();
size_t nSubKeys, nValues;
if ( !key.GetKeyInfo(&nSubKeys, NULL, &nValues, NULL) )
{
wxLogError("Couldn't get key info");
}
else
{
wxLogMessage("Key '%s' has %u subkeys and %u values.",
key.GetName(), nSubKeys, nValues);
}
}
else // it's a value
{
TreeNode *parent = pCurrent->Parent();
wxCHECK_RET( parent, "reg value without key?" );
const wxRegKey& key = parent->Key();
const wxChar *value = pCurrent->m_strName.c_str();
wxLogMessage("Value '%s' under the key '%s' is of type "
"%d (%s).",
value,
parent->m_strName,
key.GetValueType(value),
key.IsNumericValue(value) ? "numeric" : "string");
}
}
bool RegTreeCtrl::IsKeySelected() const
{
wxTreeItemId lCurrent = GetSelection();
TreeNode *pCurrent = (TreeNode *) GetItemData(lCurrent);
wxCHECK( pCurrent != NULL, false );
return pCurrent->IsKey();
}
void RegTreeCtrl::DoRefresh()
{
wxTreeItemId lId = GetSelection();
if ( !lId )
return;
TreeNode *pNode = (TreeNode *) GetItemData(lId);
wxCHECK_RET( pNode != NULL, "tree item without data?" );
pNode->Refresh();
}
#endif
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