X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/42c5812dbf723b1cd075fbc6d8cef1dd17df717b..2e907fab47d506f5c8096b4a7675d9bd4216320e:/samples/regtest/regtest.cpp diff --git a/samples/regtest/regtest.cpp b/samples/regtest/regtest.cpp index 5b390269a1..2e8b20c303 100644 --- a/samples/regtest/regtest.cpp +++ b/samples/regtest/regtest.cpp @@ -1,8 +1,8 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: registry.cpp +// Name: regtest.cpp // Purpose: wxRegKey class demo // Author: Vadim Zeitlin -// Modified by: +// Modified by: // Created: 03.04.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin @@ -31,13 +31,15 @@ #include "wx/msw/registry.h" #include "wx/msw/imaglist.h" +#include "wx/tokenzr.h" + // ---------------------------------------------------------------------------- // application type // ---------------------------------------------------------------------------- class RegApp : public wxApp -{ +{ public: - bool OnInit(void); + bool OnInit(); }; // ---------------------------------------------------------------------------- @@ -58,9 +60,6 @@ public: RegImageList(); }; -// array of children of the node -//class TreeNode; - // ---------------------------------------------------------------------------- // our control // ---------------------------------------------------------------------------- @@ -76,14 +75,24 @@ public: 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 Refresh(); void DeleteSelected(); + void ShowProperties(); void CreateNewKey(const wxString& strName); void CreateNewTextValue(const wxString& strName); void CreateNewBinaryValue(const wxString& strName); @@ -91,94 +100,101 @@ public: // information bool IsKeySelected() const; - DECLARE_EVENT_TABLE(); - private: - // structure describing a registry key/value - class TreeNode : public wxTreeItemData + class TreeNode : public wxTreeItemData { -WX_DEFINE_ARRAY(TreeNode *, TreeChildren); + WX_DEFINE_ARRAY(TreeNode *, TreeChildren); public: - RegTreeCtrl *m_pTree; // must be !NULL - TreeNode *m_pParent; // NULL only for the root node - long 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 - long m_lDummy; // dummy subkey (to make expansion possible) - - // ctor - TreeNode() { m_lDummy = 0; } - - // trivial accessors - long 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() { OnCollapse(); OnExpand(); } - void AddDummy(); - void DestroyChildren(); - const char *FullName() const; - - // get the associated key: make sure the pointer is !NULL - wxRegKey& Key() { if ( !m_pKey ) OnExpand(); return *m_pKey; } - - // dtor deletes all children - ~TreeNode(); + RegTreeCtrl *m_pTree; // must be !NULL + TreeNode *m_pParent; // NULL only for the root node + long 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 + + // trivial accessors + long 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 char *FullName() const; + + // 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; - wxImageList *m_imageList; + + 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 TreeNode *GetNode(const wxTreeEvent& event) { return (TreeNode *)GetItemData((WXHTREEITEM)event.GetItem()); } public: // create a new node and insert it to the tree - TreeNode *InsertNewTreeNode(TreeNode *pParent, + TreeNode *InsertNewTreeNode(TreeNode *pParent, const wxString& strName, int idImage = RegImageList::ClosedKey, const wxString *pstrValue = NULL); // add standard registry keys void AddStdKeys(); + +private: + DECLARE_EVENT_TABLE() }; // ---------------------------------------------------------------------------- // the main window of our application // ---------------------------------------------------------------------------- class RegFrame : public wxFrame -{ +{ public: // ctor & dtor RegFrame(wxFrame *parent, char *title, int x, int y, int w, int h); - virtual ~RegFrame(void); - + 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); - bool OnClose () { return TRUE; } + void OnInfo (wxCommandEvent& event); - DECLARE_EVENT_TABLE(); + DECLARE_EVENT_TABLE() private: RegTreeCtrl *m_treeCtrl; @@ -193,14 +209,17 @@ 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_NewKey, + Menu_NewText, Menu_NewBinary, Menu_Delete, + Menu_Info, Ctrl_RegTree = 200, }; @@ -213,13 +232,16 @@ BEGIN_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) END_EVENT_TABLE() BEGIN_EVENT_TABLE(RegTreeCtrl, wxTreeCtrl) @@ -227,8 +249,16 @@ BEGIN_EVENT_TABLE(RegTreeCtrl, wxTreeCtrl) EVT_TREE_ITEM_EXPANDING(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) END_EVENT_TABLE() // ============================================================================ @@ -252,9 +282,14 @@ wxMenu *CreateRegistryMenu() 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->AppendSeparator(); + pMenuReg->Append(Menu_Info, "&Properties","Information about current selection"); return pMenuReg; } @@ -268,12 +303,12 @@ IMPLEMENT_APP(RegApp) bool RegApp::OnInit() { // create the main frame window and show it - RegFrame *frame = new RegFrame(NULL, "wxRegKey Test", 50, 50, 600, 350); - frame->Show(true); - + RegFrame *frame = new RegFrame(NULL, "wxRegTest", 50, 50, 600, 350); + frame->Show(TRUE); + SetTopWindow(frame); - return true; + return TRUE; } // ---------------------------------------------------------------------------- @@ -310,15 +345,13 @@ RegFrame::RegFrame(wxFrame *parent, char *title, int x, int y, int w, int h) // create the status line // ---------------------- - int aWidths[2]; - aWidths[0] = 200; - aWidths[1] = -1; CreateStatusBar(2); - SetStatusWidths(2, aWidths); } -RegFrame::~RegFrame(void) +RegFrame::~RegFrame() { + // this makes deletion of it *much* quicker + m_treeCtrl->Hide(); } void RegFrame::OnQuit(wxCommandEvent& event) @@ -328,38 +361,63 @@ void RegFrame::OnQuit(wxCommandEvent& event) void RegFrame::OnAbout(wxCommandEvent& event) { - wxMessageDialog dialog(this, "wxRegistry sample\n(c) 1998 Vadim Zeitlin", - "About wxRegistry", wxOK); + wxMessageDialog dialog(this, + "wxRegistry sample\n" + "© 1998, 2000 Vadim Zeitlin", + "About wxRegTest", wxOK); dialog.ShowModal(); } -void RegFrame::OnTest(wxCommandEvent& event) +void RegFrame::OnTest(wxCommandEvent& WXUNUSED(event)) { m_treeCtrl->OnMenuTest(); } -void RegFrame::OnExpand(wxCommandEvent& event) +void RegFrame::OnGoTo(wxCommandEvent& WXUNUSED(event)) +{ + static wxString s_location = _T("HKEY_CURRENT_USER\\Software\\wxWindows"); + + wxString location = wxGetTextFromUser + ( + _T("Enter the location to go to:"), + _T("wxRegTest question"), + s_location, + this + ); + if ( !location ) + return; + + s_location = location; + m_treeCtrl->GoTo(location); +} + +void RegFrame::OnExpand(wxCommandEvent& WXUNUSED(event)) { m_treeCtrl->ExpandItem(m_treeCtrl->GetSelection(), wxTREE_EXPAND_EXPAND); } -void RegFrame::OnCollapse(wxCommandEvent& event) +void RegFrame::OnCollapse(wxCommandEvent& WXUNUSED(event)) { m_treeCtrl->ExpandItem(m_treeCtrl->GetSelection(), wxTREE_EXPAND_COLLAPSE); } -void RegFrame::OnToggle(wxCommandEvent& event) +void RegFrame::OnToggle(wxCommandEvent& WXUNUSED(event)) { m_treeCtrl->ExpandItem(m_treeCtrl->GetSelection(), wxTREE_EXPAND_TOGGLE); } -void RegFrame::OnDelete(wxCommandEvent& event) +void RegFrame::OnRefresh(wxCommandEvent& WXUNUSED(event)) +{ + m_treeCtrl->Refresh(); +} + +void RegFrame::OnDelete(wxCommandEvent& WXUNUSED(event)) { m_treeCtrl->DeleteSelected(); } -void RegFrame::OnNewKey(wxCommandEvent& event) +void RegFrame::OnNewKey(wxCommandEvent& WXUNUSED(event)) { if ( m_treeCtrl->IsKeySelected() ) { m_treeCtrl->CreateNewKey( @@ -367,7 +425,7 @@ void RegFrame::OnNewKey(wxCommandEvent& event) } } -void RegFrame::OnNewText(wxCommandEvent& event) +void RegFrame::OnNewText(wxCommandEvent& WXUNUSED(event)) { if ( m_treeCtrl->IsKeySelected() ) { m_treeCtrl->CreateNewTextValue( @@ -375,7 +433,7 @@ void RegFrame::OnNewText(wxCommandEvent& event) } } -void RegFrame::OnNewBinary(wxCommandEvent& event) +void RegFrame::OnNewBinary(wxCommandEvent& WXUNUSED(event)) { if ( m_treeCtrl->IsKeySelected() ) { m_treeCtrl->CreateNewBinaryValue( @@ -383,6 +441,11 @@ void RegFrame::OnNewBinary(wxCommandEvent& event) } } +void RegFrame::OnInfo(wxCommandEvent& WXUNUSED(event)) +{ + m_treeCtrl->ShowProperties(); +} + // ---------------------------------------------------------------------------- // RegImageList // ---------------------------------------------------------------------------- @@ -401,7 +464,7 @@ RegImageList::RegImageList() : wxImageList(16, 16, TRUE) // ---------------------------------------------------------------------------- // create a new tree item and insert it into the tree -RegTreeCtrl::TreeNode *RegTreeCtrl::InsertNewTreeNode(TreeNode *pParent, +RegTreeCtrl::TreeNode *RegTreeCtrl::InsertNewTreeNode(TreeNode *pParent, const wxString& strName, int idImage, const wxString *pstrValue) @@ -413,7 +476,7 @@ RegTreeCtrl::TreeNode *RegTreeCtrl::InsertNewTreeNode(TreeNode *pParent, pNewNode->m_strName = strName; pNewNode->m_bKey = pstrValue == NULL; pNewNode->m_pKey = NULL; - pNewNode->m_id = InsertItem(pParent ? pParent->m_id : 0, + pNewNode->m_id = InsertItem(pParent ? pParent->Id() : 0, pNewNode->IsKey() ? strName : *pstrValue, idImage); @@ -427,17 +490,28 @@ RegTreeCtrl::TreeNode *RegTreeCtrl::InsertNewTreeNode(TreeNode *pParent, pParent->m_aChildren.Add(pNewNode); } - // force the [+] button (@@@ not very elegant...) - if ( pNewNode->IsKey() ) - pNewNode->AddDummy(); + 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 | wxSUNKEN_BORDER) + : wxTreeCtrl(parent, id, wxDefaultPosition, wxDefaultSize, + wxTR_HAS_BUTTONS | wxTR_EDIT_LABELS | wxSUNKEN_BORDER) { + // init members + m_draggedItem = NULL; + m_restoreStatus = FALSE; + // create the image list // --------------------- m_imageList = new RegImageList; @@ -455,7 +529,7 @@ RegTreeCtrl::RegTreeCtrl(wxWindow *parent, wxWindowID id) RegTreeCtrl::~RegTreeCtrl() { delete m_pMenuPopup; - delete m_pRoot; + // delete m_pRoot; -- this is done by the tree now delete m_imageList; } @@ -470,16 +544,28 @@ void RegTreeCtrl::AddStdKeys() // 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; long lId = HitTest(wxPoint(event.GetX(), event.GetY()), iFlags); if ( iFlags & wxTREE_HITTEST_ONITEMLABEL ) { - // popup menu only if an item was clicked - wxASSERT( lId != 0 ); + // select the item first SelectItem(lId); - PopupMenu(m_pMenuPopup, event.GetX(), event.GetY()); } + //else: take the currently selected item if click not on item + + PopupMenu(m_pMenuPopup, event.GetX(), event.GetY()); } @@ -520,16 +606,28 @@ void RegTreeCtrl::OnMenuTest() return; } } - + wxLogError("Creation of test keys failed."); } void RegTreeCtrl::OnChar(wxKeyEvent& event) { - if ( event.KeyCode() == WXK_DELETE ) - DeleteSelected(); - else - wxTreeCtrl::OnChar(event); + switch ( event.KeyCode() ) + { + case WXK_DELETE: + DeleteSelected(); + return; + + case WXK_RETURN: + if ( event.AltDown() ) + { + ShowProperties(); + + return; + } + } + + event.Skip(); } void RegTreeCtrl::OnSelChanged(wxTreeEvent& event) @@ -547,6 +645,7 @@ void RegTreeCtrl::OnItemExpanding(wxTreeEvent& event) 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 ) { @@ -558,17 +657,160 @@ void RegTreeCtrl::OnItemExpanding(wxTreeEvent& event) // collapsing: clean up pNode->OnCollapse(); } + } +} + +void RegTreeCtrl::OnBeginEdit(wxTreeEvent& event) +{ + TreeNode *pNode = GetNode(event); + if ( pNode->IsRoot() || pNode->Parent()->IsRoot() ) { + wxLogStatus(_T("This registry key can't be renamed.")); - // change icon for non root key - if ( !pNode->IsRoot() ) { - int idIcon = bExpanding ? RegImageList::OpenedKey - : RegImageList::ClosedKey; - SetItemImage(pNode->Id(), idIcon); + event.Veto(); } - } + else { + m_nameOld = pNode->m_strName; + } +} + +void RegTreeCtrl::OnEndEdit(wxTreeEvent& event) +{ + bool ok; - wxLogStatus("Ok"); - wxSetCursor(*wxSTANDARD_CURSOR); + 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(_T("Failed to rename '%s' to '%s'."), + m_nameOld.c_str(), name.c_str()); + } +#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_COMMAND_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.c_str(), + what.c_str(), + nameSrc.c_str(), + nameDst.c_str() + ), + "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"); + } + 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.c_str(), what.c_str()); + } + else { + dst->Refresh(); + } } // ---------------------------------------------------------------------------- @@ -576,12 +818,8 @@ void RegTreeCtrl::OnItemExpanding(wxTreeEvent& event) // ---------------------------------------------------------------------------- bool RegTreeCtrl::TreeNode::OnExpand() { - // remove dummy item - if ( m_lDummy != 0 ) { - m_pTree->Delete(m_lDummy); - m_lDummy = 0; - } - else { + // we add children only once + if ( !m_aChildren.IsEmpty() ) { // we've been already expanded return TRUE; } @@ -589,7 +827,7 @@ bool RegTreeCtrl::TreeNode::OnExpand() if ( IsRoot() ) { // we're the root key m_pTree->AddStdKeys(); - return true; + return TRUE; } if ( Parent()->IsRoot() ) { @@ -603,9 +841,12 @@ bool RegTreeCtrl::TreeNode::OnExpand() if ( !m_pKey->Open() ) { wxLogError("The key '%s' can't be opened.", FullName()); - return false; + return FALSE; } + // if we're empty, we shouldn't be expandable at all + bool isEmpty = TRUE; + // enumeration variables long l; wxString str; @@ -616,6 +857,9 @@ bool RegTreeCtrl::TreeNode::OnExpand() while ( bCont ) { m_pTree->InsertNewTreeNode(this, str, RegImageList::ClosedKey); bCont = m_pKey->GetNextKey(str, l); + + // we have at least this key... + isEmpty = FALSE; } // enumerate all values @@ -649,11 +893,9 @@ bool RegTreeCtrl::TreeNode::OnExpand() case wxRegKey::Type_Dword: { - char szBuf[128]; long l; m_pKey->QueryValue(str, &l); - sprintf(szBuf, "%lx", l); - strItem += szBuf; + strItem << l; } // fall through @@ -664,38 +906,88 @@ bool RegTreeCtrl::TreeNode::OnExpand() m_pTree->InsertNewTreeNode(this, str, icon, &strItem); bCont = m_pKey->GetNextValue(str, l); + + // we have at least this value... + isEmpty = FALSE; } - return true; + 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() { - bool bHasChildren = !m_aChildren.IsEmpty(); DestroyChildren(); - if ( bHasChildren ) - AddDummy(); - else - m_lDummy = 0; delete m_pKey; m_pKey = NULL; } -void RegTreeCtrl::TreeNode::AddDummy() +void RegTreeCtrl::TreeNode::Refresh() { - // insert dummy item forcing appearance of [+] button - m_lDummy = m_pTree->InsertItem(Id(), ""); + 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 - unsigned int nCount = m_aChildren.Count(); - for ( unsigned int n = 0; n < nCount; n++ ) { - long lId = m_aChildren[n]->Id(); - delete m_aChildren[n]; - m_pTree->Delete(lId); + size_t nCount = m_aChildren.GetCount(); + for ( size_t n = 0; n < nCount; n++ ) { + long lId = m_aChildren[n]->Id(); + // no, wxTreeCtrl will do it + //delete m_aChildren[n]; + wxTreeItemId theId(lId); // Temp variable seems necessary for BC++ + m_pTree->Delete(theId); } m_aChildren.Empty(); @@ -703,8 +995,6 @@ void RegTreeCtrl::TreeNode::DestroyChildren() RegTreeCtrl::TreeNode::~TreeNode() { - DestroyChildren(); - delete m_pKey; } @@ -716,7 +1006,7 @@ const char *RegTreeCtrl::TreeNode::FullName() const return "Registry Root"; } else { - // our own registry key might not (yet) exist or we might be a value, + // 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; @@ -729,6 +1019,54 @@ const char *RegTreeCtrl::TreeNode::FullName() const // operations on RegTreeCtrl // ---------------------------------------------------------------------------- +void RegTreeCtrl::GoTo(const wxString& location) +{ + wxStringTokenizer tk(location, _T("\\")); + + wxTreeItemId id = GetRootItem(); + + while ( tk.HasMoreTokens() ) { + wxString subkey = tk.GetNextToken(); + + wxTreeItemId idCurrent = id; + if ( !IsExpanded(idCurrent) ) + Expand(idCurrent); + + long 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(_T("No such key '%s'."), location.c_str()); + + return; + } + } + + if ( id.IsOk() ) + SelectItem(id); +} + void RegTreeCtrl::DeleteSelected() { long lCurrent = GetSelection(), @@ -749,29 +1087,18 @@ void RegTreeCtrl::DeleteSelected() return; } - if ( pCurrent->IsKey() ) { - if ( wxMessageBox("Do you really want to delete this key?", - "Confirmation", - wxICON_QUESTION | wxYES_NO | wxCANCEL, this) != wxYES ) { - return; - } - - // must close key before deleting it - pCurrent->OnCollapse(); - - if ( pParent->Key().DeleteKey(pCurrent->m_strName) ) - pParent->Refresh(); + wxString what = pCurrent->IsKey() ? "key" : "value"; + if ( wxMessageBox(wxString::Format + ( + "Do you really want to delete this %s?", + what.c_str() + ), + "Confirmation", + wxICON_QUESTION | wxYES_NO | wxCANCEL, this) != wxYES ) { + return; } - else { - if ( wxMessageBox("Do you really want to delete this value?", - "Confirmation", - wxICON_QUESTION | wxYES_NO | wxCANCEL, this) != wxYES ) { - return; - } - if ( pParent->Key().DeleteValue(pCurrent->m_strName) ) - pParent->Refresh(); - } + pParent->DeleteChild(pCurrent); } void RegTreeCtrl::CreateNewKey(const wxString& strName) @@ -780,7 +1107,7 @@ void RegTreeCtrl::CreateNewKey(const wxString& strName) TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent); wxCHECK_RET( pCurrent != NULL, "node without data?" ); - + wxASSERT( pCurrent->IsKey() ); // check must have been done before if ( pCurrent->IsRoot() ) { @@ -799,7 +1126,7 @@ void RegTreeCtrl::CreateNewTextValue(const wxString& strName) TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent); wxCHECK_RET( pCurrent != NULL, "node without data?" ); - + wxASSERT( pCurrent->IsKey() ); // check must have been done before if ( pCurrent->IsRoot() ) { @@ -817,7 +1144,7 @@ void RegTreeCtrl::CreateNewBinaryValue(const wxString& strName) TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent); wxCHECK_RET( pCurrent != NULL, "node without data?" ); - + wxASSERT( pCurrent->IsKey() ); // check must have been done before if ( pCurrent->IsRoot() ) { @@ -829,12 +1156,69 @@ void RegTreeCtrl::CreateNewBinaryValue(const wxString& strName) pCurrent->Refresh(); } +void RegTreeCtrl::ShowProperties() +{ + long 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().c_str(), nSubKeys, nValues); + } + } + else // it's a value + { + TreeNode *parent = pCurrent->Parent(); + wxCHECK_RET( parent, "reg value without key?" ); + + const wxRegKey& key = parent->Key(); + const char *value = pCurrent->m_strName.c_str(); + wxLogMessage("Value '%s' under the key '%s' is of type " + "%d (%s).", + value, + parent->m_strName.c_str(), + key.GetValueType(value), + key.IsNumericValue(value) ? "numeric" : "string"); + + } +} + bool RegTreeCtrl::IsKeySelected() const { long lCurrent = GetSelection(); TreeNode *pCurrent = (TreeNode *)GetItemData(lCurrent); - wxCHECK( pCurrent != NULL, false ); + wxCHECK( pCurrent != NULL, FALSE ); return pCurrent->IsKey(); -} \ No newline at end of file +} + +void RegTreeCtrl::Refresh() +{ + long lId = GetSelection(); + if ( !lId ) + return; + + TreeNode *pNode = (TreeNode *)GetItemData(lId); + + wxCHECK_RET( pNode != NULL, "tree item without data?" ); + + pNode->Refresh(); +} +