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/xrc/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 + _("- wxWindows 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("editor_x", -1), cfg->Read("editor_y", -1)),
 196             wxSize(cfg->Read("editor_w", 400), cfg->Read("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, "&New");
 204     menuFile->Append(ID_OPEN, "&Open\tCtrl-O");
 205     menuFile->Append(ID_SAVE, "&Save\tCtrl-S");
 206     menuFile->Append(ID_SAVEAS, "Save &as...");
 207     menuFile->AppendSeparator();
 208     menuFile->Append(ID_EXIT, "E&xit\tAlt-X");
 209
 210     wxMenu *menuEdit = new wxMenu;
 211     menuEdit->Append(ID_CUT, "Cut\tCtrl-X");
 212     menuEdit->Append(ID_COPY, "Copy\tCtrl-C");
 213     menuEdit->Append(ID_PASTE_SYBLING, "Paste as sybling\tCtrl-V");
 214     menuEdit->Append(ID_PASTE_CHILD, "Paste as child");
 215     menuEdit->AppendSeparator();
 216     menuEdit->Append(ID_DELETE_NODE,  "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, "&File");
 223     menuBar->Append(menuEdit, "&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 = "";
 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("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 = "";
 343     m_Resource = new wxXmlRcEditDocument;
 344     m_Resource->SetRoot(new wxXmlNode(wxXML_ELEMENT_NODE, _("resource")));
 345
 346         m_Resource->SetFileEncoding("utf-8");
 347
 348         m_Resource->GetRoot()->AddProperty(_T("version"),
 349                                        WX_XMLRES_CURRENT_VERSION_STRING);
 350
 351     m_Modified = FALSE;
 352     RefreshTree();
 353     RefreshTitle();
 354 }
 355
 356
 357
 358 void EditorFrame::RefreshTitle()
 359 {
 360     wxString s;
 361     if (m_Modified) s << _T("* ");
 362     s << _("wxrcedit");
 363     if (m_FileName != "")
 364         s << _T(" - ") << wxFileNameFromPath(m_FileName);
 365     SetTitle(s);
 366 }
 367
 368
 369
 370 void EditorFrame::RefreshTree()
 371 {
 372     wxXmlNode *sel = m_SelectedNode;
 373
 374     m_TreeCtrl->DeleteAllItems();
 375
 376     wxTreeItemId root = m_TreeCtrl->AddRoot("Resource: " + wxFileNameFromPath(m_FileName), 5, 5);
 377
 378     wxXmlNode *n = m_Resource->GetRoot()->GetChildren();
 379     while (n)
 380     {
 381         if (n->GetType() == wxXML_ELEMENT_NODE)
 382             CreateTreeNode(m_TreeCtrl, root, n);
 383         n = n->GetNext();
 384     }
 385
 386     m_TreeCtrl->Expand(root);
 387     SelectNode(sel);
 388 }
 389
 390
 391
 392
 393 static void RecursivelyExpand(wxTreeCtrl *t, wxTreeItemId item)
 394 {
 395     t->Expand(item);
 396     long cookie;
 397     wxTreeItemId id = t->GetFirstChild(item, cookie);
 398     while (id.IsOk())
 399     {
 400         RecursivelyExpand(t, id);
 401         id = t->GetNextChild(item, cookie);
 402     }
 403 }
 404
 405 bool EditorFrame::SelectNode(wxXmlNode *node, wxTreeItemId *root)
 406 {
 407     if (root == NULL)
 408     {
 409         wxTreeItemId rootitem = m_TreeCtrl->GetRootItem();
 410         return SelectNode(node, &rootitem);
 411     }
 412
 413     wxTreeItemId item;
 414     XmlTreeData *dt;
 415     wxXmlNode *nd;
 416     long cookie;
 417
 418     item = m_TreeCtrl->GetFirstChild(*root, cookie);
 419     while (item.IsOk())
 420     {
 421         dt = (XmlTreeData*)(m_TreeCtrl->GetItemData(item));
 422         nd = (dt) ? dt->Node : NULL;
 423         if (nd == node)
 424         {
 425             RecursivelyExpand(m_TreeCtrl, *root);
 426             m_TreeCtrl->SelectItem(item);
 427             m_TreeCtrl->EnsureVisible(item);
 428             return TRUE;
 429         }
 430         if (m_TreeCtrl->ItemHasChildren(item) && SelectNode(node, &item))
 431             return TRUE;
 432         item = m_TreeCtrl->GetNextChild(*root, cookie);
 433     }
 434
 435     return FALSE;
 436 }
 437
 438
 439
 440 wxTreeItemId EditorFrame::CreateTreeNode(wxTreeCtrl *treectrl, wxTreeItemId parent, wxXmlNode *node)
 441 {
 442     if (!node)
 443     {
 444         wxTreeItemId invalid;
 445         return invalid;
 446     }
 447
 448     return NodeHandler::Find(node)->CreateTreeNode(treectrl, parent, node);
 449 }
 450
 451
 452
 453 void EditorFrame::NotifyChanged(int change_type)
 454 {
 455     if (change_type & CHANGED_TREE)
 456         RefreshTree();
 457
 458     if (change_type & CHANGED_TREE_SELECTED)
 459     {
 460         wxTreeItemId sel = m_TreeCtrl->GetSelection();
 461         m_TreeCtrl->SetItemText(sel,
 462              NodeHandler::Find(m_SelectedNode)->GetTreeString(m_SelectedNode));
 463     }
 464
 465     if (change_type & CHANGED_TREE_SELECTED_ICON)
 466     {
 467         wxTreeItemId sel = m_TreeCtrl->GetSelection();
 468         int icon = NodeHandler::Find(m_SelectedNode)->GetTreeIcon(m_SelectedNode);
 469         m_TreeCtrl->SetItemImage(sel, icon);
 470     }
 471
 472     if (!m_Modified)
 473     {
 474         m_Modified = TRUE;
 475         RefreshTitle();
 476     }
 477
 478     PreviewFrame::Get()->MakeDirty();
 479 }
 480
 481
 482
 483 void EditorFrame::OnTreeSel(wxTreeEvent& event)
 484 {
 485     XmlTreeData *dt = (XmlTreeData*)(m_TreeCtrl->GetItemData(event.GetItem()));
 486     wxXmlNode *node = (dt) ? dt->Node : NULL;
 487
 488     m_SelectedNode = node;
 489     if (node)
 490         PropertiesFrame::Get()->ShowProps(node);
 491
 492     if (m_TreeCtrl->GetParent(event.GetItem()) == m_TreeCtrl->GetRootItem())
 493     {
 494         wxTreeItemId it = event.GetOldItem();
 495
 496         if (it.IsOk() && m_TreeCtrl->GetRootItem() != it)
 497         {
 498             while (m_TreeCtrl->GetParent(it) != m_TreeCtrl->GetRootItem())
 499                 it = m_TreeCtrl->GetParent(it);
 500             m_TreeCtrl->Collapse(it);
 501         }
 502         RecursivelyExpand(m_TreeCtrl, event.GetItem());
 503
 504         PreviewFrame::Get()->Preview(node,m_Resource);
 505     }
 506 }
 507
 508
 509
 510 void EditorFrame::OnToolbar(wxCommandEvent& event)
 511 {
 512     switch (event.GetId())
 513     {
 514         case ID_PREVIEW :
 515             {
 516             XmlTreeData* dt = (XmlTreeData*)m_TreeCtrl->GetItemData(m_TreeCtrl->GetSelection());;
 517             if (dt != NULL && dt->Node != NULL)
 518                 PreviewFrame::Get()->Preview(dt->Node, m_Resource);
 519             break;
 520             }
 521
 522         case ID_EXIT :
 523             Close(TRUE);
 524             break;
 525
 526         case ID_NEW :
 527             NewFile();
 528             break;
 529
 530         case ID_OPEN :
 531             {
 532             wxString cwd = wxGetCwd(); // workaround for 2.2
 533             wxString name = wxFileSelector(_("Open XML resource"), _T(""), _T(""), _T(""), _("XML resources (*.xrc)|*.xrc"), wxOPEN | wxFILE_MUST_EXIST);
 534             wxSetWorkingDirectory(cwd);
 535             if (!name.IsEmpty())
 536                 LoadFile(name);
 537             break;
 538             }
 539
 540         case ID_SAVE :
 541             if (m_FileName != "") { SaveFile(m_FileName); break;}
 542             // else go to SAVEAS
 543
 544         case ID_SAVEAS :
 545             {
 546             wxString cwd = wxGetCwd(); // workaround for 2.2
 547             wxString name = wxFileSelector(_("Save as"), _T(""), m_FileName, _T(""), _("XML resources (*.xrc)|*.xrc"), wxSAVE | wxOVERWRITE_PROMPT);
 548             wxSetWorkingDirectory(cwd);
 549             if (!name.IsEmpty())
 550                 SaveFile((m_FileName = name));
 551             break;
 552             }
 553
 554         case ID_DELETE_NODE :
 555             {
 556             DeleteSelectedNode();
 557             break;
 558             }
 559     }
 560 }
 561
 562
 563
 564 void EditorFrame::DeleteSelectedNode()
 565 {
 566     XmlTreeData *dt = (XmlTreeData*)
 567             (m_TreeCtrl->GetItemData(m_TreeCtrl->GetParent(m_TreeCtrl->GetSelection())));
 568     wxXmlNode *n = (dt) ? dt->Node : NULL;
 569
 570     m_SelectedNode->GetParent()->RemoveChild(m_SelectedNode);
 571     NotifyChanged(CHANGED_TREE);
 572     SelectNode(n);
 573 }
 574
 575
 576
 577 void EditorFrame::OnNewNode(wxCommandEvent& event)
 578 {
 579     if (event.GetId() >= ID_NEWSYBNODE)
 580     {
 581         XmlTreeData *pardt =
 582             (XmlTreeData*)(m_TreeCtrl->GetItemData(
 583                 m_TreeCtrl->GetParent(m_TreeCtrl->GetSelection())));
 584
 585         if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 586         {
 587             wxXmlNode *nd = pardt->Node;
 588
 589             wxXmlNode *realnode = NodeHandler::Find(nd)->GetRealNode(nd);
 590             NodeHandler *hnd = NodeHandler::Find(realnode);
 591             wxString name = hnd->GetChildTypes()[event.GetId()-ID_NEWSYBNODE];
 592
 593             wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 594             node->AddProperty(_T("class"), name);
 595
 596             hnd->InsertNode(realnode, node, m_SelectedNode);
 597             wxTreeItemId root = m_TreeCtrl->GetSelection();
 598             SelectNode(node, &root);
 599         }
 600
 601     }
 602
 603     else if (event.GetId() >= ID_NEWNODE)
 604     {
 605         wxXmlNode *realnode = NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode);
 606         NodeHandler *hnd = NodeHandler::Find(realnode);
 607         wxString name = hnd->GetChildTypes()[event.GetId()-ID_NEWNODE];
 608
 609         wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 610         node->AddProperty(_T("class"), name);
 611
 612         hnd->InsertNode(realnode, node);
 613         wxTreeItemId root = m_TreeCtrl->GetSelection();
 614         SelectNode(node, &root);
 615     }
 616
 617     else
 618     {
 619         wxString name;
 620         switch (event.GetId())
 621         {
 622             case ID_NEWDIALOG : name = _T("wxDialog"); break;
 623                         case ID_NEWFRAME : name = _T("wxFrame"); break;
 624             case ID_NEWPANEL : name = _T("wxPanel"); break;
 625             case ID_NEWMENU : name = _T("wxMenu"); break;
 626             case ID_NEWMENUBAR : name = _T("wxMenuBar"); break;
 627             case ID_NEWTOOLBAR : name = _T("wxToolBar"); break;
 628             default : return; // never occurs
 629         }
 630
 631         wxXmlNode *node = new wxXmlNode(wxXML_ELEMENT_NODE, _T("object"));
 632         node->AddProperty(_T("class"), name);
 633         m_Resource->GetRoot()->AddChild(node);
 634         NotifyChanged(CHANGED_TREE);
 635         SelectNode(node);
 636     }
 637 }
 638
 639
 640
 641 void EditorFrame::OnRightClickTree(wxPoint pos)
 642 {
 643     wxMenu *popup = new wxMenu;
 644
 645     if (m_SelectedNode == NULL || m_SelectedNode == m_Resource->GetRoot())
 646     {
 647         popup->Append(ID_NEWDIALOG, _("New wxDialog"));
 648                 popup->Append(ID_NEWFRAME, _("New wxFrame"));
 649         popup->Append(ID_NEWPANEL, _("New wxPanel"));
 650         popup->Append(ID_NEWMENU, _("New wxMenu"));
 651         popup->Append(ID_NEWMENUBAR, _("New wxMenuBar"));
 652         popup->Append(ID_NEWTOOLBAR, _("New wxToolBar"));
 653     }
 654
 655     else
 656     {
 657         bool has_children;
 658         {
 659             wxArrayString& arr =
 660                 NodeHandler::Find(NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode))->
 661                     GetChildTypes();
 662
 663             has_children = !arr.IsEmpty();
 664             if (!arr.IsEmpty())
 665             {
 666                 wxMenu *news = new wxMenu;
 667                 wxMenu *news2 = news;
 668                 for (size_t i = 0; i < arr.GetCount(); i++)
 669                 {
 670                     news2->Append(i + ID_NEWNODE, arr[i]);
 671 #ifdef __WXGTK__ // doesn't support Break
 672                     if (i % 20 == 19)
 673                     {
 674                         wxMenu *m = new wxMenu;
 675                         news2->Append(ID_NEWNODE+arr.GetCount(), _("More..."), m);
 676                         news2 = m;
 677                     }
 678 #else
 679                     if (i % 16 == 15) news2->Break();
 680 #endif
 681                 }
 682                 popup->Append(ID_NEWNODE-1, _("New child"), news);
 683             }
 684         }
 685
 686
 687         XmlTreeData *pardt =
 688             (XmlTreeData*)(m_TreeCtrl->GetItemData(
 689                 m_TreeCtrl->GetParent(m_TreeCtrl->GetSelection())));
 690         if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 691         {
 692             wxXmlNode *nd = pardt->Node;
 693             wxArrayString& arr =
 694                 NodeHandler::Find(NodeHandler::Find(nd)->GetRealNode(nd))->
 695                     GetChildTypes();
 696
 697             if (!arr.IsEmpty())
 698             {
 699                 wxMenu *news = new wxMenu;
 700                 wxMenu *news2 = news;
 701                 for (size_t i = 0; i < arr.GetCount(); i++)
 702                 {
 703                     news2->Append(i + ID_NEWSYBNODE, arr[i]);
 704 #ifdef __WXGTK__ // doesn't support Break
 705                     if (i % 20 == 19)
 706                     {
 707                         wxMenu *m = new wxMenu;
 708                         news2->Append(ID_NEWSYBNODE+arr.GetCount(), _("More..."), m);
 709                         news2 = m;
 710                     }
 711 #else
 712                     if (i % 16 == 15) news2->Break();
 713 #endif
 714                 }
 715                 popup->Append(ID_NEWSYBNODE-1, _("New sybling"), news);
 716             }
 717         }
 718
 719
 720         popup->AppendSeparator();
 721         popup->Append(ID_CUT, _("Cut"));
 722         popup->Append(ID_COPY, _("Copy"));
 723         popup->Append(ID_PASTE_SYBLING, _("Paste as sybling"));
 724         popup->Append(ID_PASTE_CHILD, _("Paste as child"));
 725         popup->AppendSeparator();
 726         popup->Append(ID_DELETE_NODE, _("Delete"));
 727         popup->Enable(ID_PASTE_SYBLING, m_Clipboard != NULL);
 728         popup->Enable(ID_PASTE_CHILD, has_children && m_Clipboard != NULL);
 729     }
 730
 731     m_TreeCtrl->PopupMenu(popup, pos);
 732     delete popup;
 733 }
 734
 735
 736
 737 void EditorFrame::OnClipboardAction(wxCommandEvent& event)
 738 {
 739     switch (event.GetId())
 740     {
 741         case ID_COPY:
 742         case ID_CUT:
 743             delete m_Clipboard;
 744             m_Clipboard = new wxXmlNode(*m_SelectedNode);
 745             GetMenuBar()->Enable(ID_PASTE_SYBLING, TRUE);
 746             GetMenuBar()->Enable(ID_PASTE_CHILD, TRUE);
 747             if (event.GetId() == ID_CUT) DeleteSelectedNode();
 748             break;
 749
 750         case ID_PASTE_SYBLING:
 751             {
 752             XmlTreeData *pardt =
 753                 (XmlTreeData*)(m_TreeCtrl->GetItemData(
 754                     m_TreeCtrl->GetParent(m_TreeCtrl->GetSelection())));
 755
 756             if (pardt && pardt->Node && pardt->Node != m_Resource->GetRoot())
 757             {
 758                 wxXmlNode *nd = pardt->Node;
 759
 760                 wxXmlNode *realnode = NodeHandler::Find(nd)->GetRealNode(nd);
 761                 NodeHandler *hnd = NodeHandler::Find(realnode);
 762                 wxXmlNode *node = new wxXmlNode(*m_Clipboard);
 763                 hnd->InsertNode(realnode, node, m_SelectedNode);
 764                 wxTreeItemId root = m_TreeCtrl->GetSelection();
 765                 SelectNode(node, &root);
 766             }
 767             }
 768             break;
 769
 770         case ID_PASTE_CHILD:
 771             wxXmlNode *realnode = NodeHandler::Find(m_SelectedNode)->GetRealNode(m_SelectedNode);
 772             NodeHandler *hnd = NodeHandler::Find(realnode);
 773             wxXmlNode *node = new wxXmlNode(*m_Clipboard);
 774             hnd->InsertNode(realnode, node);
 775             wxTreeItemId root = m_TreeCtrl->GetSelection();
 776             SelectNode(node, &root);
 777             break;
 778     }
 779 }
 780
 781
 782
 783
 784 bool EditorFrame::AskToSave()
 785     // asks the user to save current document (if modified)
 786     // returns FALSE if user cancelled the action, TRUE of he choosed
 787     // 'yes' or 'no'
 788 {
 789     if (!m_Modified) return TRUE;
 790
 791     int res = wxMessageBox(_("File modified. Do you want to save changes?"), _("Save changes"),
 792                             wxYES_NO | wxCANCEL | wxCENTRE | wxICON_QUESTION);
 793     if (res == wxYES)
 794         SaveFile(m_FileName);
 795     return (res != wxCANCEL);
 796 }
 797
 798
 799
 800 void EditorFrame::OnCloseWindow(wxCloseEvent&)
 801 {
 802     if (!AskToSave()) return;
 803     Destroy();
 804 }