contrib/utils/wxrcedit/editor.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Author:      Vaclav Slavik
   3 // Created:     2000/05/05
   4 // RCS-ID:      $Id$
   5 // Copyright:   (c) 2000 Vaclav Slavik
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 #ifdef __GNUG__
  10     #pragma implementation "editor.h"
  11     #pragma implementation "treedt.h"
  12 #endif
  13
  14 // For compilers that support precompilation, includes "wx/wx.h".
  15 #include "wx/wxprec.h"
  16
  17 #ifdef __BORLANDC__
  18     #pragma hdrstop
  19 #endif
  20
  21 #include "wx/wx.h"
  22 #include "wx/xml/xml.h"
  23 #include "wx/xrc/xmlres.h"
  24 #include "wx/splitter.h"
  25 #include "wx/config.h"
  26 #include "wx/dir.h"
  27 #include "wx/listctrl.h"
  28 #include "wx/imaglist.h"
  29
  30 #include "treedt.h"
  31 #include "editor.h"
  32 #include "nodehnd.h"
  33 #include "xmlhelpr.h"
  34 #include "preview.h"
  35 #include "propframe.h"
  36
  37
  38 void wxXmlRcEditDocument::UpgradeNodeValue(wxXmlNode *node)
  39 {
  40     wxXmlNode *n = node;
  41     if (n == NULL) return;
  42     n = n->GetChildren();
  43
  44     while (n)
  45     {
  46         if (n->GetType() == wxXML_TEXT_NODE ||
  47             n->GetType() == wxXML_CDATA_SECTION_NODE)
  48         {
  49             wxString str1 = n->GetContent();
  50             const wxChar *dt;
  51
  52             for (dt = str1.c_str(); *dt; dt++)
  53             {
  54                 // Remap amp_char to &, map double amp_char to amp_char (for things
  55                 // like "&File..." -- this is illegal in XML, so we use "_File..."):
  56                 if (*dt == '$')
  57                 {
  58                     if ( *(++dt) != '$' )
  59                         str1[size_t(dt-str1.c_str()-1)] = '_';
  60                 }
  61             }
  62             n->SetContent(str1);
  63         }
  64         n = n->GetNext();
  65     }
  66 }
  67
  68 void wxXmlRcEditDocument::UpgradeNode(wxXmlNode *node)
  69 {
  70     if (node)
  71     {
  72         UpgradeNodeValue(node);
  73         UpgradeNode(node->GetNext());
  74         UpgradeNode(node->GetChildren());
  75     }
  76 }
  77
  78 void wxXmlRcEditDocument::Upgrade()
  79 {
  80     int v1,v2,v3,v4;
  81     long version;
  82     wxXmlNode *node = GetRoot();
  83     wxString verstr = wxT("0.0.0.0");
  84     node->GetPropVal(wxT("version"),verstr);
  85     if (wxSscanf(verstr.c_str(), wxT("%i.%i.%i.%i"),
  86         &v1, &v2, &v3, &v4) == 4)
  87         version = v1*256*256*256+v2*256*256+v3*256+v4;
  88     else
  89         version = 0;
  90     if (!version)
  91     {
  92         UpgradeNode(node);
  93     }
  94     node->DeleteProperty(wxT("version"));
  95     node->AddProperty(wxT("version"), WX_XMLRES_CURRENT_VERSION_STRING);
  96 }
  97
  98
  99 class EditorTreeCtrl : public wxTreeCtrl
 100 {
 101     public:
 102         EditorTreeCtrl(wxWindow *parent, int id, EditorFrame *frame)
 103                  : wxTreeCtrl(parent, id), m_EdFrame(frame) {}
 104
 105     private:
 106         EditorFrame *m_EdFrame;
 107
 108         void OnRightClick(wxMouseEvent &event)
 109         {
 110             wxTreeItemId item =
 111                 m_EdFrame->m_TreeCtrl->HitTest(event.GetPosition());
 112             if (item.IsOk())
 113             {
 114                 m_EdFrame->m_TreeCtrl->SelectItem(item);
 115                 m_EdFrame->OnRightClickTree(event.GetPosition());
 116             }
 117         }
 118         DECLARE_EVENT_TABLE()
 119 };
 120
 121 BEGIN_EVENT_TABLE(EditorTreeCtrl, wxTreeCtrl)
 122     EVT_RIGHT_DOWN(EditorTreeCtrl::OnRightClick)
 123 END_EVENT_TABLE()
 124
 125
 126 enum
 127 {
 128     ID_PREVIEW = wxID_HIGHEST + 100,
 129     ID_NEW,
 130     ID_OPEN,
 131     ID_CLOSE,
 132     ID_SAVE,
 133     ID_SAVEAS,
 134     ID_DELETE_NODE,
 135     ID_EXIT,
 136     ID_TREE,
 137
 138     ID_CUT,
 139     ID_PASTE_SYBLING,
 140     ID_PASTE_CHILD,
 141     ID_COPY,
 142
 143     ID_NEWDIALOG,
 144         ID_NEWFRAME,
 145     ID_NEWPANEL,
 146     ID_NEWMENU,
 147     ID_NEWMENUBAR,
 148     ID_NEWTOOLBAR,
 149     ID_NEWNODE = wxID_HIGHEST + 10000, // safely out of XRCID range :)
 150     ID_NEWSYBNODE = ID_NEWNODE + 20000
 151 };
 152
 153
 154
 155
 156
 157 BEGIN_EVENT_TABLE(EditorFrame, wxFrame)
 158     EVT_TREE_SEL_CHANGED(ID_TREE, EditorFrame::OnTreeSel)
 159     EVT_TOOL_RANGE(ID_PREVIEW, ID_EXIT, EditorFrame::OnToolbar)
 160     EVT_MENU_RANGE(ID_NEWDIALOG, ID_NEWSYBNODE + 1000, EditorFrame::OnNewNode)
 161     EVT_MENU_RANGE(ID_CUT, ID_COPY, EditorFrame::OnClipboardAction)
 162     EVT_CLOSE(EditorFrame::OnCloseWindow)
 163 END_EVENT_TABLE()
 164
 165
 166
 167 #if defined(__UNIX__)
 168 #include "bitmaps/preview.xpm"
 169 #include "bitmaps/close.xpm"
 170 #include "bitmaps/save.xpm"
 171 #include "bitmaps/open.xpm"
 172
 173 #include "bitmaps/control.xpm"
 174 #include "bitmaps/vsizer.xpm"
 175 #include "bitmaps/hsizer.xpm"
 176 #include "bitmaps/panel.xpm"
 177 #include "bitmaps/gsizer.xpm"
 178 #include "bitmaps/resicon.xpm"
 179 #endif
 180
 181
 182
 183 EditorFrame *EditorFrame::ms_Instance = NULL;
 184
 185 EditorFrame::EditorFrame(wxFrame *parent, const wxString& filename)
 186     : wxFrame(parent, -1, filename + _("- wxWidgets resources editor"))
 187 {
 188     ms_Instance = this;
 189
 190     m_Clipboard = NULL;
 191     m_Modified = FALSE;
 192
 193     wxConfigBase *cfg = wxConfigBase::Get();
 194
 195     SetSize(wxRect(wxPoint(cfg->Read(_T("editor_x"), -1), cfg->Read(_T("editor_y"), -1)),
 196             wxSize(cfg->Read(_T("editor_w"), 400), cfg->Read(_T("editor_h"), 400))));
 197
 198     m_SelectedNode = NULL;
 199     m_Resource = NULL;
 200     m_FileName = wxEmptyString;
 201
 202     wxMenu *menuFile = new wxMenu;
 203     menuFile->Append(ID_NEW, _T("&New"));
 204     menuFile->Append(ID_OPEN, _T("&Open\tCtrl-O"));
 205     menuFile->Append(ID_SAVE, _T("&Save\tCtrl-S"));
 206     menuFile->Append(ID_SAVEAS, _T("Save &as..."));
 207     menuFile->AppendSeparator();
 208     menuFile->Append(ID_EXIT, _T("E&xit\tAlt-X"));
 209
 210     wxMenu *menuEdit = new wxMenu;
 211     menuEdit->Append(ID_CUT, _T("Cut\tCtrl-X"));
 212     menuEdit->Append(ID_COPY, _T("Copy\tCtrl-C"));
 213     menuEdit->Append(ID_PASTE_SYBLING, _T("Paste as sybling\tCtrl-V"));
 214     menuEdit->Append(ID_PASTE_CHILD, _T("Paste as child"));
 215     menuEdit->AppendSeparator();
 216     menuEdit->Append(ID_DELETE_NODE,  _T("Delete"));
 217
 218     menuEdit->Enable(ID_PASTE_SYBLING, FALSE);
 219     menuEdit->Enable(ID_PASTE_CHILD, FALSE);
 220
 221     wxMenuBar *menuBar = new wxMenuBar();
 222     menuBar->Append(menuFile, _T("&File"));
 223     menuBar->Append(menuEdit, _T("&Edit"));
 224     SetMenuBar(menuBar);
 225
 226     // Create toolbar:
 227     wxToolBar *toolBar = CreateToolBar(wxNO_BORDER | wxTB_HORIZONTAL | wxTB_FLAT);
 228     toolBar->SetMargins(2, 2);
 229     toolBar->SetToolBitmapSize(wxSize(24, 24));
 230     toolBar -> AddTool(ID_EXIT, wxBITMAP(close), wxNullBitmap,
 231                        FALSE, -1, -1, (wxObject *) NULL,
 232                        _("Quit the editor"));
 233     toolBar -> AddTool(ID_OPEN, wxBITMAP(open), wxNullBitmap,
 234                        FALSE, -1, -1, (wxObject *) NULL,
 235                        _("Open XML resource file"));
 236     toolBar -> AddTool(ID_SAVE, wxBITMAP(save), wxNullBitmap,
 237                        FALSE, -1, -1, (wxObject *) NULL,
 238                        _("Save XML file"));
 239     toolBar -> AddTool(ID_PREVIEW, wxBITMAP(preview), wxNullBitmap,
 240                        FALSE, -1, -1, (wxObject *) NULL,
 241                        _("Preview"));
 242     toolBar -> Realize();
 243
 244     wxSizer *sizer = new wxBoxSizer(wxHORIZONTAL);
 245
 246     // Create tree control:
 247     m_TreeCtrl = new EditorTreeCtrl(this, ID_TREE, this);
 248     wxImageList *imgList = new wxImageList(16, 16);
 249     imgList->Add(wxICON(control));
 250     imgList->Add(wxICON(panel));
 251     imgList->Add(wxICON(vsizer));
 252     imgList->Add(wxICON(hsizer));
 253     imgList->Add(wxICON(gsizer));
 254     imgList->Add(wxICON(resicon));
 255     m_TreeCtrl->AssignImageList(imgList);
 256     sizer->Add(m_TreeCtrl, 1, wxEXPAND);
 257
 258     SetAutoLayout(TRUE);
 259     SetSizer(sizer);
 260
 261     // Load file:
 262     if (!filename)
 263         NewFile();
 264     else
 265         LoadFile(filename);
 266 }
 267
 268
 269
 270 EditorFrame::~EditorFrame()
 271 {
 272     PreviewFrame::Get()->Close();
 273     PropertiesFrame::Get()->Close();
 274
 275     wxConfigBase *cfg = wxConfigBase::Get();
 276
 277     cfg->Write(_T("editor_x"), (long)GetPosition().x);
 278     cfg->Write(_T("editor_y"), (long)GetPosition().y);
 279     cfg->Write(_T("editor_w"), (long)GetSize().x);
 280     cfg->Write(_T("editor_h"), (long)GetSize().y);
 281
 282     delete m_Clipboard;
 283 }
 284
 285
 286
 287
 288 void EditorFrame::LoadFile(const wxString& filename)
 289 {
 290     if (!AskToSave()) return;
 291
 292     delete m_Resource;
 293
 294      // create new resource in order to handle version differences properly
 295     PreviewFrame::Get()->ResetResource();
 296
 297     m_FileName = wxEmptyString;
 298     m_Resource = new wxXmlRcEditDocument;
 299     m_Modified = FALSE;
 300
 301     if (!m_Resource->Load(filename,  wxLocale::GetSystemEncodingName()))
 302     {
 303         delete m_Resource;
 304         m_Resource = NULL;
 305         NewFile();
 306         wxLogError(_T("Error parsing ") + filename);
 307     }
 308     else
 309     {
 310         m_FileName = filename;
 311
 312         // Upgrades old versions
 313         m_Resource->Upgrade();
 314         RefreshTree();
 315     }
 316     RefreshTitle();
 317 }
 318
 319
 320
 321 void EditorFrame::SaveFile(const wxString& filename)
 322 {
 323     m_FileName = filename;
 324
 325     // save it:
 326     if (!m_Resource->Save(filename))
 327         wxLogError(_("Error saving ") + filename);
 328     else
 329         m_Modified = FALSE;
 330
 331     RefreshTitle();
 332 }
 333
 334
 335
 336 void EditorFrame::NewFile()
 337 {
 338     if (!AskToSave()) return;
 339
 340     delete m_Resource;
 341
 342     m_FileName = wxEmptyString;
 343     m_Resource = new wxXmlRcEditDocument;
 344     m_Resource->SetRoot(new wxXmlNode(wxXML_ELEMENT_NODE, _("resource")));
 345
 346         m_Resource->SetFileEncoding(_T("utf-8"));
 347 #if !wxUSE_UNICODE
 348     m_Resource->SetEncoding(wxLocale::GetSystemEncodingName());
 349 #endif
 350
 351         m_Resource->GetRoot()->AddProperty(_T("version"),
 352                                        WX_XMLRES_CURRENT_VERSION_STRING);
 353
 354     m_Modified = FALSE;
 355     RefreshTree();
 356     RefreshTitle();
 357 }
 358
 359
 360
 361 void EditorFrame::RefreshTitle()
 362 {
 363     wxString s;
 364     if (m_Modified) s << _T("* ");
 365     s << _("wxrcedit");
 366     if (m_FileName != wxEmptyString)
 367         s << _T(" - ") << wxFileNameFromPath(m_FileName);
 368     SetTitle(s);
 369 }
 370
 371
 372
 373 void EditorFrame::RefreshTree()
 374 {
 375     wxXmlNode *sel = m_SelectedNode;
 376
 377     m_TreeCtrl->DeleteAllItems();
 378
 379     wxTreeItemId root = m_TreeCtrl->AddRoot(_T("Resource: ") + wxFileNameFromPath(m_FileName), 5, 5);
 380
 381     wxXmlNode *n = m_Resource->GetRoot()->GetChildren();
 382     while (n)
 383     {
 384         if (n->GetType() == wxXML_ELEMENT_NODE)
 385             CreateTreeNode(m_TreeCtrl, root, n);
 386         n = n->GetNext();
 387     }
 388
 389     m_TreeCtrl->Expand(root);
 390     SelectNode(sel);
 391 }
 392
 393
 394
 395
 396 static void RecursivelyExpand(wxTreeCtrl *t, wxTreeItemId item)
 397 {
 398     t->Expand(item);
 399     void* cookie;
 400     wxTreeItemId id = t->GetFirstChild(item, cookie);
 401     while (id.IsOk())
 402     {
 403         RecursivelyExpand(t, id);
 404         id = t->GetNextChild(item, cookie);
 405     }
 406 }
 407
 408 bool EditorFrame::SelectNode(wxXmlNode *node, wxTreeItemId *root)
 409 {
 410     if (root == NULL)
 411     {
 412         wxTreeItemId rootitem = m_TreeCtrl->GetRootItem();
 413         return SelectNode(node, &rootitem);
 414     }
 415
 416     wxTreeItemId item;
 417     XmlTreeData *dt;
 418     wxXmlNode *nd;
 419     void* cookie;
 420
 421     item = m_TreeCtrl->GetFirstChild(*root, cookie);
 422     while (item.IsOk())
 423     {
 424         dt = (XmlTreeData*)(m_TreeCtrl->GetItemData(item));
 425         nd = (dt) ? dt->Node : NULL;
 426         if (nd == node)
 427         {
 428             RecursivelyExpand(m_TreeCtrl, *root);
 429             m_TreeCtrl->SelectItem(item);
 430             m_TreeCtrl->EnsureVisible(item);
 431             return TRUE;
 432         }
 433         if (m_TreeCtrl->ItemHasChildren(item) && SelectNode(node, &item))
 434             return TRUE;
 435         item = m_TreeCtrl->GetNextChild(*root, cookie);
 436     }
 437
 438     return FALSE;
 439 }
 440
 441
 442
 443 wxTreeItemId EditorFrame::CreateTreeNode(wxTreeCtrl *treectrl, wxTreeItemId parent, wxXmlNode *node)
 444 {
 445     if (!node)
 446     {
 447         wxTreeItemId invalid;
 448         return invalid;
 449     }
 450
 451     return NodeHandler::Find(node)->CreateTreeNode(treectrl, parent, node);
 452 }
 453
 454
 455
 456 void EditorFrame::NotifyChanged(int change_type)
 457 {
 458     if (change_type & CHANGED_TREE)
 459         RefreshTree();
 460
 461     if (change_type & CHANGED_TREE_SELECTED)
 462     {
 463         wxTreeItemId sel = m_TreeCtrl->GetSelection();
 464         m_TreeCtrl->SetItemText(sel,
 465              NodeHandler::Find(m_SelectedNode)->GetTreeString(m_SelectedNode));
 466     }
 467
 468     if (change_type & CHANGED_TREE_SELECTED_ICON)
 469     {
 470         wxTreeItemId sel = m_TreeCtrl->GetSelection();
 471         int icon = NodeHandler::Find(m_SelectedNode)->GetTreeIcon(m_SelectedNode);
 472         m_TreeCtrl->SetItemImage(sel, icon);
 473     }
 474
 475     if (!m_Modified)
 476     {
 477         m_Modified = TRUE;
 478         RefreshTitle();
 479     }
 480
 481     PreviewFrame::Get()->MakeDirty();
 482 }
 483
 484
 485
 486 void EditorFrame::OnTreeSel(wxTreeEvent& event)
 487 {
 488     XmlTreeData *dt = (XmlTreeData*)(m_TreeCtrl->GetItemData(event.GetItem()));
 489     wxXmlNode *node = (dt) ? dt->Node : NULL;
 490
 491     m_SelectedNode = node;
 492     if (node)
 493         PropertiesFrame::Get()->ShowProps(node);
 494
 495     if (m_TreeCtrl->GetItemParent(event.GetItem()) == m_TreeCtrl->GetRootItem())
 496     {
 497         wxTreeItemId it = event.GetOldItem();
 498
 499         if (it.IsOk() && m_TreeCtrl->GetRootItem() != it)
 500         {
 501             while (m_TreeCtrl->GetItemParent(it) != m_TreeCtrl->GetRootItem())
 502                 it = m_TreeCtrl->GetItemParent(it);
 503             m_TreeCtrl->Collapse(it);
 504         }
 505         RecursivelyExpand(m_TreeCtrl, event.GetItem());
 506
 507         PreviewFrame::Get()->Preview(node,m_Resource);
 508     }
 509 }
 510
 511
 512
 513 void EditorFrame::OnToolbar(wxCommandEvent& event)
 514 {
 515     switch (event.GetId())
 516     {
 517         case ID_PREVIEW :
 518             {
 519             XmlTreeData* dt = (XmlTreeData*)m_TreeCtrl->GetItemData(m_TreeCtrl->GetSelection());;
 520             if (dt != NULL && dt->Node != NULL)
 521                 PreviewFrame::Get()->Preview(dt->Node, m_Resource);
 522             break;
 523             }
 524
 525         case ID_EXIT :
 526             Close(TRUE);
 527             break;
 528
 529         case ID_NEW :
 530             NewFile();
 531             break;
 532
 533         case ID_OPEN :
 534             {
 535             wxString cwd = wxGetCwd(); // workaround for 2.2
 536             wxString name = wxFileSelector(_("Open XML resource"), _T(""), _T(""), _T(""), _("XML resources (*.xrc)|*.xrc"), wxOPEN | wxFILE_MUST_EXIST);
 537             wxSetWorkingDirectory(cwd);
 538             if (!name.IsEmpty())
 539                 LoadFile(name);
 540             break;
 541             }
 542
 543         case ID_SAVE :
 544             if (m_FileName != wxEmptyString) { SaveFile(m_FileName); break;}
 545             // else go to SAVEAS
 546
 547         case ID_SAVEAS :
 548             {
 549             wxString cwd = wxGetCwd(); // workaround for 2.2
 550             wxString name = wxFileSelector(_("Save as"), _T(""), m_FileName, _T(""), _("XML resources (*.xrc)|*.xrc"), wxSAVE | wxOVERWRITE_PROMPT);
 551             wxSetWorkingDirectory(cwd);
 552             if (!name.IsEmpty())
 553                 SaveFile((m_FileName = name));
 554             break;
 555             }
 556
 557         case ID_DELETE_NODE :
 558             {
 559             DeleteSelectedNode();
 560             break;
 561             }
 562     }
 563 }
 564
 565
 566
 567 void EditorFrame::DeleteSelectedNode()
 568 {
 569     XmlTreeData *dt = (XmlTreeData*)
 570             (m_TreeCtrl->GetItemData(m_TreeCtrl->GetItemParent(m_TreeCtrl->GetSelection())));
 571     wxXmlNode *n = (dt) ? dt->Node : NULL;
 572
 573     m_SelectedNode->GetParent()->RemoveChild(m_SelectedNode);
 574     NotifyChanged(CHANGED_TREE);
 575     SelectNode(n);
 576 }
 577
 578
 579
 580 void EditorFrame::OnNewNode(wxCommandEvent& event)
 581 {
 582     if (event.GetId() >= ID_NEWSYBNODE)
 583     {
 584         XmlTreeData *pardt =
 585             (XmlTreeData*)(m_TreeCtrl->GetItemData(
 586                 m_TreeCtrl->GetItemParent(m_TreeCtrl->GetSelection())));
 587
 588         if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 589         {
 590             wxXmlNode *nd = pardt->Node;
 591
 592             wxXmlNode *realnode = NodeHandler::Find(nd)->GetRealNode(nd);
 593             NodeHandler *hnd = NodeHandler::Find(realnode);
 594             wxString name = hnd->GetChildTypes()[event.GetId()-ID_NEWSYBNODE];
 595
 596             wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 597             node->AddProperty(_T("class"), name);
 598
 599             hnd->InsertNode(realnode, node, m_SelectedNode);
 600             wxTreeItemId root = m_TreeCtrl->GetSelection();
 601             SelectNode(node, &root);
 602         }
 603
 604     }
 605
 606     else if (event.GetId() >= ID_NEWNODE)
 607     {
 608         wxXmlNode *realnode = NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode);
 609         NodeHandler *hnd = NodeHandler::Find(realnode);
 610         wxString name = hnd->GetChildTypes()[event.GetId()-ID_NEWNODE];
 611
 612         wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 613         node->AddProperty(_T("class"), name);
 614
 615         hnd->InsertNode(realnode, node);
 616         wxTreeItemId root = m_TreeCtrl->GetSelection();
 617         SelectNode(node, &root);
 618     }
 619
 620     else
 621     {
 622         wxString name;
 623         switch (event.GetId())
 624         {
 625             case ID_NEWDIALOG : name = _T("wxDialog"); break;
 626                         case ID_NEWFRAME : name = _T("wxFrame"); break;
 627             case ID_NEWPANEL : name = _T("wxPanel"); break;
 628             case ID_NEWMENU : name = _T("wxMenu"); break;
 629             case ID_NEWMENUBAR : name = _T("wxMenuBar"); break;
 630             case ID_NEWTOOLBAR : name = _T("wxToolBar"); break;
 631             default : return; // never occurs
 632         }
 633
 634         wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 635         node->AddProperty(_T("class"), name);
 636         m_Resource->GetRoot()->AddChild(node);
 637         NotifyChanged(CHANGED_TREE);
 638         SelectNode(node);
 639     }
 640 }
 641
 642
 643
 644 void EditorFrame::OnRightClickTree(wxPoint pos)
 645 {
 646     wxMenu *popup = new wxMenu;
 647
 648     if (m_SelectedNode == NULL || m_SelectedNode == m_Resource->GetRoot())
 649     {
 650         popup->Append(ID_NEWDIALOG, _("New wxDialog"));
 651                 popup->Append(ID_NEWFRAME, _("New wxFrame"));
 652         popup->Append(ID_NEWPANEL, _("New wxPanel"));
 653         popup->Append(ID_NEWMENU, _("New wxMenu"));
 654         popup->Append(ID_NEWMENUBAR, _("New wxMenuBar"));
 655         popup->Append(ID_NEWTOOLBAR, _("New wxToolBar"));
 656     }
 657
 658     else
 659     {
 660         bool has_children;
 661         {
 662             wxArrayString& arr =
 663                 NodeHandler::Find(NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode))->
 664                     GetChildTypes();
 665
 666             has_children = !arr.IsEmpty();
 667             if (!arr.IsEmpty())
 668             {
 669                 wxMenu *news = new wxMenu;
 670                 wxMenu *news2 = news;
 671                 for (size_t i = 0; i < arr.GetCount(); i++)
 672                 {
 673                     news2->Append(i + ID_NEWNODE, arr[i]);
 674 #ifdef __WXGTK__ // doesn't support Break
 675                     if (i % 20 == 19)
 676                     {
 677                         wxMenu *m = new wxMenu;
 678                         news2->Append(ID_NEWNODE+arr.GetCount(), _("More..."), m);
 679                         news2 = m;
 680                     }
 681 #else
 682                     if (i % 16 == 15) news2->Break();
 683 #endif
 684                 }
 685                 popup->Append(ID_NEWNODE-1, _("New child"), news);
 686             }
 687         }
 688
 689
 690         XmlTreeData *pardt =
 691             (XmlTreeData*)(m_TreeCtrl->GetItemData(
 692                 m_TreeCtrl->GetItemParent(m_TreeCtrl->GetSelection())));
 693         if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 694         {
 695             wxXmlNode *nd = pardt->Node;
 696             wxArrayString& arr =
 697                 NodeHandler::Find(NodeHandler::Find(nd)->GetRealNode(nd))->
 698                     GetChildTypes();
 699
 700             if (!arr.IsEmpty())
 701             {
 702                 wxMenu *news = new wxMenu;
 703                 wxMenu *news2 = news;
 704                 for (size_t i = 0; i < arr.GetCount(); i++)
 705                 {
 706                     news2->Append(i + ID_NEWSYBNODE, arr[i]);
 707 #ifdef __WXGTK__ // doesn't support Break
 708                     if (i % 20 == 19)
 709                     {
 710                         wxMenu *m = new wxMenu;
 711                         news2->Append(ID_NEWSYBNODE+arr.GetCount(), _("More..."), m);
 712                         news2 = m;
 713                     }
 714 #else
 715                     if (i % 16 == 15) news2->Break();
 716 #endif
 717                 }
 718                 popup->Append(ID_NEWSYBNODE-1, _("New sybling"), news);
 719             }
 720         }
 721
 722
 723         popup->AppendSeparator();
 724         popup->Append(ID_CUT, _("Cut"));
 725         popup->Append(ID_COPY, _("Copy"));
 726         popup->Append(ID_PASTE_SYBLING, _("Paste as sybling"));
 727         popup->Append(ID_PASTE_CHILD, _("Paste as child"));
 728         popup->AppendSeparator();
 729         popup->Append(ID_DELETE_NODE, _("Delete"));
 730         popup->Enable(ID_PASTE_SYBLING, m_Clipboard != NULL);
 731         popup->Enable(ID_PASTE_CHILD, has_children && m_Clipboard != NULL);
 732     }
 733
 734     m_TreeCtrl->PopupMenu(popup, pos);
 735     delete popup;
 736 }
 737
 738
 739
 740 void EditorFrame::OnClipboardAction(wxCommandEvent& event)
 741 {
 742     switch (event.GetId())
 743     {
 744         case ID_COPY:
 745         case ID_CUT:
 746             delete m_Clipboard;
 747             m_Clipboard = new wxXmlNode(*m_SelectedNode);
 748             GetMenuBar()->Enable(ID_PASTE_SYBLING, TRUE);
 749             GetMenuBar()->Enable(ID_PASTE_CHILD, TRUE);
 750             if (event.GetId() == ID_CUT) DeleteSelectedNode();
 751             break;
 752
 753         case ID_PASTE_SYBLING:
 754             {
 755             XmlTreeData *pardt =
 756                 (XmlTreeData*)(m_TreeCtrl->GetItemData(
 757                     m_TreeCtrl->GetItemParent(m_TreeCtrl->GetSelection())));
 758
 759             if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 760             {
 761                 wxXmlNode *nd = pardt->Node;
 762
 763                 wxXmlNode *realnode = NodeHandler::Find(nd)->GetRealNode(nd);
 764                 NodeHandler *hnd = NodeHandler::Find(realnode);
 765                 wxXmlNode *node = new wxXmlNode(*m_Clipboard);
 766                 hnd->InsertNode(realnode, node, m_SelectedNode);
 767                 wxTreeItemId root = m_TreeCtrl->GetSelection();
 768                 SelectNode(node, &root);
 769             }
 770             }
 771             break;
 772
 773         case ID_PASTE_CHILD:
 774             wxXmlNode *realnode = NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode);
 775             NodeHandler *hnd = NodeHandler::Find(realnode);
 776             wxXmlNode *node = new wxXmlNode(*m_Clipboard);
 777             hnd->InsertNode(realnode, node);
 778             wxTreeItemId root = m_TreeCtrl->GetSelection();
 779             SelectNode(node, &root);
 780             break;
 781     }
 782 }
 783
 784
 785
 786
 787 bool EditorFrame::AskToSave()
 788     // asks the user to save current document (if modified)
 789     // returns FALSE if user cancelled the action, TRUE of he choosed
 790     // 'yes' or 'no'
 791 {
 792     if (!m_Modified) return TRUE;
 793
 794     int res = wxMessageBox(_("File modified. Do you want to save changes?"), _("Save changes"),
 795                             wxYES_NO | wxCANCEL | wxCENTRE | wxICON_QUESTION);
 796     if (res == wxYES)
 797         SaveFile(m_FileName);
 798     return (res != wxCANCEL);
 799 }
 800
 801
 802
 803 void EditorFrame::OnCloseWindow(wxCloseEvent&)
 804 {
 805     if (!AskToSave()) return;
 806     Destroy();
 807 }