utils/configtool/src/propeditor.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        propeditor.cpp
   3 // Purpose:     wxWidgets Configuration Tool property editor
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     2003-06-03
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "propeditor.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx/wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24
  25 #include "wx/grid.h"
  26 #include "wx/filedlg.h"
  27
  28 #endif
  29
  30 #include "wx/html/htmlwin.h"
  31 #include "wx/tokenzr.h"
  32 #include "wx/valgen.h"
  33 #include "propeditor.h"
  34 #include "symbols.h"
  35 #include "utils.h"
  36 #include "configtooldoc.h"
  37 #include "configitemselector.h"
  38
  39 #include "bitmaps/ellipsis.xpm"
  40
  41
  42 /*!
  43  * A container window for the property editor.
  44  * and attribute editor.
  45  */
  46
  47 IMPLEMENT_CLASS(ctPropertyEditor, wxPanel)
  48
  49 BEGIN_EVENT_TABLE(ctPropertyEditor, wxPanel)
  50     EVT_BUTTON(ctID_ATTRIBUTE_EDITOR_EDIT_DETAILS, ctPropertyEditor::OnEditDetails)
  51     EVT_GRID_SELECT_CELL(ctPropertyEditor::OnSelectCell)
  52     EVT_GRID_CELL_CHANGE(ctPropertyEditor::OnChangeCell)
  53     EVT_GRID_CELL_LEFT_DCLICK(ctPropertyEditor::OnDClickCell)
  54     EVT_UPDATE_UI(ctID_ATTRIBUTE_EDITOR_EDIT_DETAILS, ctPropertyEditor::OnUpdateEditDetails)
  55 END_EVENT_TABLE()
  56
  57 ctPropertyEditor::ctPropertyEditor(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style):
  58     wxPanel(parent, id, pos, size, style)
  59 {
  60     m_splitterWindow = NULL;
  61     m_attributeEditorGrid = NULL;
  62     m_propertyDescriptionWindow = NULL;
  63     m_elementTitleTextCtrl = NULL;
  64
  65     CreateControls(this);
  66 }
  67
  68 void ctPropertyEditor::CreateControls(wxWindow* parent)
  69 {
  70     m_elementTitleTextCtrl = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize, wxTE_READONLY);
  71     wxBitmap detailsIcon(ellipsis_xpm);
  72
  73     wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
  74
  75     wxBoxSizer *item1 = new wxBoxSizer( wxHORIZONTAL );
  76
  77     wxTextCtrl *item2 = m_elementTitleTextCtrl;
  78     item1->Add( item2, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
  79
  80     m_attributeEditorEditDetails = new wxButton( parent, ctID_ATTRIBUTE_EDITOR_EDIT_DETAILS, wxT("Edit..."));
  81     item1->Add( m_attributeEditorEditDetails, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
  82
  83     item0->Add( item1, 0, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
  84
  85     // TODO: find sash pos from last time
  86     int sashPos = 100;
  87
  88     m_splitterWindow = new wxSplitterWindow(parent, ctID_PROPERTY_EDITOR_SPLITTER, wxDefaultPosition, wxSize(500, 400), wxSP_3DSASH|wxSP_FULLSASH/*|wxCLIP_CHILDREN*/ |wxBORDER_NONE|wxNO_FULL_REPAINT_ON_RESIZE);
  89     m_splitterWindow->SetMinimumPaneSize(10);
  90
  91     m_propertyDescriptionWindow = new wxHtmlWindow(m_splitterWindow, ctID_ATTRIBUTE_EDITOR_DESCRIPTION, wxDefaultPosition, wxSize(200, 60), wxSUNKEN_BORDER);
  92     m_propertyDescriptionWindow->SetBackgroundColour(ctDESCRIPTION_BACKGROUND_COLOUR);
  93     m_propertyDescriptionWindow->SetBorders(4);
  94     m_attributeEditorGrid = new ctPropertyEditorGrid(m_splitterWindow, ctID_ATTRIBUTE_EDITOR_GRID , wxPoint(0, 0), wxSize(200, 100), wxBORDER_SUNKEN | wxWANTS_CHARS);
  95
  96     m_splitterWindow->SplitHorizontally(m_propertyDescriptionWindow, m_attributeEditorGrid, sashPos);
  97
  98     // TODO: show or hide description window
  99 //    if (some-setting)
 100 //        ShowDescriptionWindow(false);
 101
 102     item0->Add( m_splitterWindow, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxLEFT|wxRIGHT|wxBOTTOM, 5 );
 103
 104     this->SetSizer( item0 );
 105
 106     /// Add help text
 107     m_elementTitleTextCtrl->SetHelpText(_("The title of the property being edited."));
 108     m_attributeEditorEditDetails->SetHelpText(_("Click to use an appropriate editor for the selected property (if any)."));
 109     m_attributeEditorGrid->SetHelpText(_("Shows the properties of the selected item."));
 110     m_propertyDescriptionWindow->SetHelpText(_("Shows a description of the selected property, or a summary of the whole item."));
 111
 112     /// Set up the grid to display properties
 113     m_attributeEditorGrid->RegisterDataType(ctGRID_VALUE_STRING,
 114                              new wxGridCellStringRenderer,
 115                              new ctGridCellTextEditor);
 116
 117     m_attributeEditorGrid->CreateGrid( 0, 2, wxGrid::wxGridSelectRows );
 118     m_attributeEditorGrid->SetRowLabelSize(0);
 119     m_attributeEditorGrid->SetColLabelSize(0 /* 18 */);
 120
 121     wxArrayString columns;
 122     columns.Add(_T("Name"));
 123     columns.Add(_T("Value"));
 124
 125     m_attributeEditorGrid->SetColSize(0, 140);
 126     m_attributeEditorGrid->SetColSize(1, 80);
 127
 128     m_attributeEditorGrid->SetColumnsToDisplay(columns);
 129     m_attributeEditorGrid->DisplayLabels();
 130
 131     m_attributeEditorGrid->SetStretchableColumn(1);
 132
 133     m_attributeEditorGrid->SetDefaultCellBackgroundColour(ctCELL_BACKGROUND_COLOUR);
 134
 135     UpdateDescription();
 136 }
 137
 138 /// Show/hide the description control
 139 void ctPropertyEditor::ShowDescriptionWindow(bool show)
 140 {
 141     if (!show)
 142     {
 143         if (m_splitterWindow->IsSplit())
 144             m_splitterWindow->Unsplit(m_propertyDescriptionWindow);
 145     }
 146     else
 147     {
 148         // TODO
 149         int pos = 100;
 150         m_propertyDescriptionWindow->Show(true);
 151         if (!m_splitterWindow->IsSplit())
 152         {
 153             m_splitterWindow->SplitHorizontally(m_propertyDescriptionWindow, m_attributeEditorGrid, pos);
 154         }
 155     }
 156 }
 157
 158 /// Clear grid editor
 159 void ctPropertyEditor::ClearEditor()
 160 {
 161     m_attributeEditorGrid->ClearAttributes();
 162     m_propertyDescriptionWindow->SetPage(WrapDescription(wxEmptyString));
 163     m_elementTitleTextCtrl->SetValue(wxEmptyString);
 164 }
 165
 166 /// Handles detailed editing event.
 167 void ctPropertyEditor::OnEditDetails(wxCommandEvent& WXUNUSED(event))
 168 {
 169     wxWindow* parentFrame = this;
 170     while (parentFrame && !parentFrame->IsKindOf(CLASSINFO(wxFrame)))
 171         parentFrame = parentFrame->GetParent();
 172
 173     EditDetails(parentFrame);
 174 }
 175
 176 /// Handles detailed editing update event.
 177 void ctPropertyEditor::OnUpdateEditDetails(wxUpdateUIEvent& event)
 178 {
 179     event.Enable(CanEditDetails());
 180 }
 181
 182 /// Can we edit the details of the selected property?
 183 bool ctPropertyEditor::CanEditDetails()
 184 {
 185     if (!m_item)
 186         return false;
 187
 188     int row;
 189     ctProperty* prop = FindSelectedProperty(row);
 190     if (!prop || prop->GetEditorType().empty())
 191         return false;
 192     return true;
 193 }
 194
 195 /// Shows the item
 196 void ctPropertyEditor::ShowItem(ctConfigItem* item)
 197 {
 198     if (m_attributeEditorGrid->IsCellEditControlEnabled())
 199         m_attributeEditorGrid->SaveEditControlValue();
 200
 201     ClearEditor();
 202     if (item)
 203     {
 204         m_item = item;
 205
 206         UpdateTitle();
 207
 208         m_attributeEditorGrid->AppendRows(m_item->GetProperties().GetCount());
 209
 210         wxObjectList::compatibility_iterator node = m_item->GetProperties().GetList().GetFirst();
 211         int i = 0;
 212         while (node)
 213         {
 214             ctProperty* prop = (ctProperty*) node->GetData();
 215             DisplayProperty(i, prop);
 216
 217             i ++;
 218             node = node->GetNext();
 219         }
 220         // Make sure scrollbars are up-to-date, etc.
 221         wxSizeEvent event(m_attributeEditorGrid->GetSize(), m_attributeEditorGrid->GetId());
 222         m_attributeEditorGrid->GetEventHandler()->ProcessEvent(event);
 223
 224         DisplayDefaultProperty();
 225     }
 226     else
 227     {
 228         m_item = NULL;
 229     }
 230 }
 231
 232 /// Determine background colour for this property.
 233 void ctPropertyEditor::DeterminePropertyColour(ctProperty* prop, wxColour& colour)
 234 {
 235     if (prop->IsCustom())
 236         colour = ctCUSTOM_CELL_BACKGROUND_COLOUR;
 237     else
 238         colour = ctCELL_BACKGROUND_COLOUR;
 239 }
 240
 241 /// Update the title at the top of the property editor
 242 void ctPropertyEditor::UpdateTitle()
 243 {
 244     if (m_item)
 245     {
 246         wxString name(m_item->GetTitle());
 247         m_elementTitleTextCtrl->SetValue(name);
 248     }
 249 }
 250
 251 /// Updates the item display, assuming it was already displayed.
 252 void ctPropertyEditor::UpdateItem()
 253 {
 254     if (m_attributeEditorGrid->IsCellEditControlEnabled())
 255         m_attributeEditorGrid->SaveEditControlValue();
 256     if (m_item)
 257     {
 258         UpdateTitle();
 259
 260         wxObjectList::compatibility_iterator node = m_item->GetProperties().GetList().GetFirst();
 261         int i = 0;
 262         while (node)
 263         {
 264             ctProperty* prop = (ctProperty*) node->GetData();
 265             DisplayProperty(i, prop, true);
 266
 267             i ++;
 268             node = node->GetNext();
 269         }
 270         // Make sure scrollbars are up-to-date, etc.
 271         wxSizeEvent event(m_attributeEditorGrid->GetSize(), this->GetId());
 272         m_attributeEditorGrid->GetEventHandler()->ProcessEvent(event);
 273     }
 274 }
 275
 276 /// Display attribute at given row
 277 bool ctPropertyEditor::DisplayProperty(int row, ctProperty* prop, bool valueOnly)
 278 {
 279     wxColour backgroundColour;
 280
 281     DeterminePropertyColour(prop, backgroundColour);
 282
 283     if (!valueOnly)
 284     {
 285         m_attributeEditorGrid->SetCellBackgroundColour(row, 0, backgroundColour);
 286         m_attributeEditorGrid->SetCellBackgroundColour(row, 1, backgroundColour);
 287
 288         m_attributeEditorGrid->SetCellValue(row, 0, prop->GetName());
 289
 290         m_attributeEditorGrid->SetReadOnly(row, 0);
 291         // Set the alignment
 292         m_attributeEditorGrid->SetCellAlignment(row, 1, wxALIGN_LEFT, wxALIGN_CENTER);
 293     }
 294
 295     if (!m_item->CanEditProperty(prop->GetName()))
 296     {
 297         m_attributeEditorGrid->SetReadOnly(row, 1);
 298
 299         wxColour col(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
 300         m_attributeEditorGrid->SetCellTextColour(row, 1, col);
 301     }
 302     else
 303     {
 304         m_attributeEditorGrid->SetReadOnly(row, 1, false);
 305         m_attributeEditorGrid->SetCellTextColour(row, 1, * wxBLACK);
 306     }
 307
 308     // Set the value
 309     m_attributeEditorGrid->SetCellValue(row, 1, ctConvertToSingleText(prop->GetValue()));
 310
 311     if (valueOnly)
 312         return true;
 313
 314     // Set the value type
 315     if (prop->GetEditorType() == _T("choice"))
 316     {
 317 #if 0
 318         wxString* strArr = prop->GetChoices().GetStringArray();
 319
 320         m_attributeEditorGrid->SetCellEditor(row, 1,
 321                 new wxGridCellChoiceEditor(prop->GetChoices().GetCount(), strArr));
 322
 323         delete[] strArr;
 324 #endif
 325         m_attributeEditorGrid->SetCellEditor(row, 1,
 326                 new wxGridCellChoiceEditor(prop->GetChoices()));
 327     }
 328     else if (prop->GetEditorType() == _T("integer") || prop->GetVariant().GetType() == _T("long"))
 329     {
 330         m_attributeEditorGrid->SetCellEditor(row, 1,
 331                 new wxGridCellNumberEditor);
 332     }
 333     else if (prop->GetEditorType() == _T("float") || prop->GetVariant().GetType() == _T("double"))
 334     {
 335         m_attributeEditorGrid->SetCellEditor(row, 1,
 336                 new wxGridCellFloatEditor);
 337     }
 338     else if (prop->GetEditorType() == _T("bool") || prop->GetVariant().GetType() == _T("bool"))
 339     {
 340         m_attributeEditorGrid->SetCellValue(row, 1, prop->GetVariant().GetBool() ? _T("1") : _T("0"));
 341         m_attributeEditorGrid->SetCellEditor(row, 1,
 342                 new wxGridCellBoolEditor);
 343         m_attributeEditorGrid->SetCellRenderer(row, 1, new wxGridCellBoolRenderer);
 344     }
 345     else
 346     {
 347         m_attributeEditorGrid->SetCellEditor(row, 1,
 348                 new ctGridCellTextEditor);
 349     }
 350
 351     return true;
 352 }
 353
 354 /// Display attribute value
 355 bool ctPropertyEditor::DisplayProperty(ctProperty* prop)
 356 {
 357     if (!m_item)
 358         return false;
 359
 360     int index = m_item->GetProperties().GetList().IndexOf(prop);
 361     return DisplayProperty(index, prop, true);
 362 }
 363
 364 /// Display the default property
 365 bool ctPropertyEditor::DisplayDefaultProperty()
 366 {
 367     if (!m_item)
 368         return false;
 369
 370     wxString str = m_item->GetDefaultProperty();
 371
 372     ctProperty* prop = m_item->GetProperties().FindProperty(str);
 373     if (prop)
 374     {
 375         int index = m_item->GetProperties().GetList().IndexOf(prop);
 376         this->m_attributeEditorGrid->SelectRow(index);
 377         this->m_attributeEditorGrid->SetGridCursor(index, 1);
 378     }
 379     return true;
 380 }
 381
 382 /// Edit the default property
 383 bool ctPropertyEditor::EditDefaultProperty(ctConfigItem* item)
 384 {
 385     wxString defaultPropertyName = item->GetDefaultProperty();
 386     if (!defaultPropertyName.empty())
 387     {
 388         ctProperty* prop = item->GetProperties().FindProperty(defaultPropertyName);
 389         if (prop)
 390         {
 391             int index = item->GetProperties().GetList().IndexOf(prop);
 392             if (index >= 0)
 393             {
 394                 this->m_attributeEditorGrid->SelectRow(index);
 395                 this->m_attributeEditorGrid->SetGridCursor(index, 1);
 396                 EditDetails(wxTheApp->GetTopWindow());
 397                 return true;
 398             }
 399         }
 400
 401     }
 402     return false;
 403 }
 404
 405 /// Find the selected property
 406 ctProperty* ctPropertyEditor::FindSelectedProperty(int& row)
 407 {
 408     if (!m_item)
 409         return NULL;
 410
 411     int selRow = m_attributeEditorGrid->GetCursorRow();
 412     if (selRow > -1)
 413     {
 414         row = selRow;
 415
 416         if (selRow < (int) m_item->GetProperties().GetCount())
 417         {
 418             ctProperty* prop = m_item->GetProperties().GetNth(selRow);
 419             return prop;
 420         }
 421     }
 422     return NULL;
 423 }
 424
 425 /// Find the property
 426 ctProperty* ctPropertyEditor::FindProperty(int row)
 427 {
 428     if (!m_item)
 429         return NULL;
 430
 431     if (row > -1)
 432     {
 433         if (row < (int) m_item->GetProperties().GetCount())
 434         {
 435             ctProperty* prop = m_item->GetProperties().GetNth(row);
 436             return prop;
 437         }
 438     }
 439     return NULL;
 440 }
 441
 442 /// Edit the details of this cell appropriately.
 443 bool ctPropertyEditor::EditDetails(wxWindow* WXUNUSED(parent))
 444 {
 445     if (CanEditDetails())
 446     {
 447         int row;
 448         ctProperty* prop = FindSelectedProperty(row);
 449         if (!prop)
 450             return false;
 451
 452         wxString type(prop->GetEditorType());
 453         wxString value = m_attributeEditorGrid->GetCellValue(row, 1);
 454
 455         if (type == _T("multiline"))
 456         {
 457             value = ctConvertToMultilineText(value);
 458             wxString msg;
 459             msg.Printf(wxT("Edit %s:"), (const wxChar*) prop->GetName());
 460             ctMultiLineTextEditor dialog(wxTheApp->GetTopWindow(),
 461                 wxID_ANY, wxT("Edit Text Property"), msg, value);
 462             if (dialog.ShowModal() == wxID_OK)
 463             {
 464                 value = ctConvertToSingleText(dialog.GetText());
 465                 m_attributeEditorGrid->SetCellValue(row, 1, value);
 466                 ApplyCellValueToProperty(row, 1);
 467                 return true;
 468             }
 469             else
 470                 return false;
 471         }
 472         else if (type == _T("filename"))
 473         {
 474             wxString fullPath = value;
 475             wxString defaultDir ;
 476             wxString defaultFilename = wxFileNameFromPath(fullPath);
 477
 478             defaultDir = wxPathOnly(value);
 479
 480             wxString msg = wxT("Choose a filename");
 481             wxFileDialog dialog(wxTheApp->GetTopWindow(),
 482                     msg, defaultDir, defaultFilename, wxT("*.*"));
 483             if (dialog.ShowModal() == wxID_OK)
 484             {
 485                 fullPath = dialog.GetPath();
 486                 value = fullPath;
 487
 488                 m_attributeEditorGrid->SetCellValue(row, 1, value);
 489                 ApplyCellValueToProperty(row, 1);
 490                 return true;
 491             }
 492             else
 493                 return false;
 494         }
 495         else if (type == _T("configitems"))
 496         {
 497             wxArrayString items;
 498             ctConfigItem::StringToArray(value, items);
 499
 500             ctConfigItemsSelector dialog(wxTheApp->GetTopWindow(),
 501                     wxID_ANY, wxT("Select Configuration Items"));
 502             dialog.SetConfigList(items);
 503             if (dialog.ShowModal() == wxID_OK)
 504             {
 505                 wxString newValue;
 506                 items = dialog.GetConfigList();
 507                 ctConfigItem::ArrayToString(items, newValue);
 508
 509                 m_attributeEditorGrid->SetCellValue(row, 1, newValue);
 510                 ApplyCellValueToProperty(row, 1);
 511                 return true;
 512             }
 513             else
 514                 return false;
 515         }
 516     }
 517
 518     return false;
 519 }
 520
 521 /// Intercept selection event.
 522 void ctPropertyEditor::OnSelectCell(wxGridEvent& event)
 523 {
 524     int row = event.GetRow();
 525
 526     UpdateDescription(row);
 527
 528     event.Skip();
 529 }
 530
 531 /// Update the description
 532 void ctPropertyEditor::UpdateDescription(int row)
 533 {
 534     if (row == -1)
 535     {
 536         row = m_attributeEditorGrid->GetCursorRow();
 537     }
 538     if (row == -1)
 539     {
 540         wxString str = WrapDescription(wxEmptyString);
 541         m_propertyDescriptionWindow->SetPage(str);
 542     }
 543     else
 544     {
 545         ctProperty* prop = FindProperty(row);
 546         if (prop)
 547         {
 548             wxString str = WrapDescription(m_item->GetDescription(prop));
 549             m_propertyDescriptionWindow->SetPage(str);
 550         }
 551     }
 552 }
 553
 554 /// Wraps a description string in HTML
 555 wxString ctPropertyEditor::WrapDescription(const wxString& s)
 556 {
 557     /// Convert a colour to a 6-digit hex string
 558     wxColour col = ctDESCRIPTION_BACKGROUND_COLOUR;
 559     wxString colStr = apColourToHexString(col);
 560     colStr = wxT("#") + colStr;
 561
 562     wxString str;
 563     str << _T("<HTML><BODY BGCOLOR=\"") << colStr << wxT("\"><FONT SIZE=-1>") ;
 564     str << s;
 565     str << _T("</FONT></BODY></HTML>");
 566
 567     return str;
 568 }
 569
 570 /// Intercept cell data change event.
 571 void ctPropertyEditor::OnChangeCell(wxGridEvent& event)
 572 {
 573     int row = event.GetRow();
 574     int col = event.GetCol();
 575
 576     ApplyCellValueToProperty(row, col);
 577 }
 578
 579 /// Double-click to show specialised editor.
 580 void ctPropertyEditor::OnDClickCell(wxGridEvent& WXUNUSED(event))
 581 {
 582     wxWindow* parentFrame = this;
 583     while (parentFrame && !parentFrame->IsKindOf(CLASSINFO(wxFrame)))
 584         parentFrame = parentFrame->GetParent();
 585
 586     EditDetails(parentFrame);
 587 }
 588
 589 /// Apply the cell value to the property, and notify the
 590 /// item object.
 591 void ctPropertyEditor::ApplyCellValueToProperty(int row, int col)
 592 {
 593     static bool s_Applying = false;
 594
 595     if (s_Applying)
 596         return;
 597
 598     s_Applying = true;
 599     if (col == 1 && m_item)
 600     {
 601         ctProperty* prop = m_item->GetProperties().GetNth(row);
 602
 603         wxString value = m_attributeEditorGrid->GetCellValue(row, col);
 604         if (prop->GetEditorType() == wxT("multiline"))
 605             value = ctConvertToMultilineText(value);
 606
 607         wxVariant variant = prop->GetVariant();
 608
 609         if (prop->GetVariant().GetType() == _T("bool"))
 610         {
 611             if (value == _T("1"))
 612                 variant = true;
 613             else
 614                 variant = false;
 615         }
 616         else if (prop->GetVariant().GetType() == _T("long"))
 617         {
 618             long l;
 619             value.ToLong(& l);
 620             variant = l;
 621         }
 622         else if (prop->GetVariant().GetType() == _T("double"))
 623         {
 624             double d;
 625             value.ToDouble(& d);
 626             variant = d;
 627         }
 628         else
 629         {
 630             variant = value;
 631         }
 632
 633         ApplyPropertyValue(m_item, prop, variant);
 634
 635         if (prop->GetName() == _T("description"))
 636             UpdateDescription(row);
 637     }
 638     s_Applying = false;
 639 }
 640
 641 /// Apply the cell value to the property, and notify the
 642 /// item object.
 643 void ctPropertyEditor::ApplyPropertyValue(ctConfigItem* item, ctProperty* property, const wxVariant& variant)
 644 {
 645     static bool s_Applying = false;
 646
 647     if (s_Applying)
 648         return;
 649
 650     s_Applying = true;
 651
 652     // Save the old values
 653     ctProperties* oldProperties = new ctProperties(item->GetProperties());
 654
 655     wxVariant oldValue = property->GetVariant();
 656
 657     // Apply the new value
 658     property->GetVariant() = variant;
 659     item->ApplyProperty(property, oldValue);
 660     item->Modify();
 661
 662     UpdateItem();
 663
 664     wxString menuLabel(_T("Change ") + property->GetName());
 665
 666     // This won't do anything first time Do is applied,
 667     // since we've already done the action for this property.
 668     // But when we Undo or Redo, the changed properties will be applied.
 669     item->GetDocument()->GetCommandProcessor()->Submit(
 670         new ctConfigCommand(menuLabel, ctCMD_APPLY_PROPERTY,
 671         item, oldProperties, true));
 672
 673     s_Applying = false;
 674 }
 675
 676 /*!
 677  * Attribute editor grid
 678  */
 679
 680 IMPLEMENT_CLASS(ctPropertyEditorGrid, wxGrid)
 681
 682 BEGIN_EVENT_TABLE(ctPropertyEditorGrid, wxGrid)
 683     EVT_SIZE(ctPropertyEditorGrid::OnSize)
 684 END_EVENT_TABLE()
 685
 686 ctPropertyEditorGrid::ctPropertyEditorGrid(wxWindow* parent, wxWindowID id,
 687                                              const wxPoint& pos,
 688                                              const wxSize& sz, long style):
 689     wxGrid(parent, id, pos, sz, style)
 690
 691 {
 692     m_stretchableColumn = -1;
 693 }
 694
 695 void ctPropertyEditorGrid::OnSize(wxSizeEvent& event)
 696 {
 697     if (m_stretchableColumn != -1)
 698     {
 699         // This window's client size = the internal window's
 700         // client size if it has no borders
 701         wxSize sz = GetClientSize();
 702
 703         int totalSize = 0;
 704         int i;
 705         for (i = 0; i < GetNumberCols(); i ++)
 706         {
 707             if (i != m_stretchableColumn)
 708             {
 709                 totalSize += GetColSize(i);
 710             }
 711         }
 712
 713         // Allow for grid lines
 714         totalSize += 1;
 715
 716         int stretchSize = wxMax(5, sz.x - totalSize);
 717         SetColSize(m_stretchableColumn, stretchSize);
 718     }
 719
 720     event.Skip();
 721 }
 722
 723 /// Use m_columnsToDisplay to set the label strings
 724 void ctPropertyEditorGrid::DisplayLabels()
 725 {
 726     size_t i;
 727     for (i = 0; i < m_columnsToDisplay.GetCount(); i++)
 728     {
 729         SetColLabelValue(i, m_columnsToDisplay[i]);
 730     }
 731 }
 732
 733 /// Clear attributes
 734 bool ctPropertyEditorGrid::ClearAttributes()
 735 {
 736     if (GetNumberRows() > 0)
 737         DeleteRows(0, GetNumberRows());
 738     return true;
 739 }
 740
 741 /*!
 742  * Use a single-line text control.
 743  */
 744
 745 void ctGridCellTextEditor::Create(wxWindow* parent, wxWindowID id,
 746         wxEvtHandler* evtHandler)
 747 {
 748     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 749                                wxDefaultPosition, wxDefaultSize
 750                               );
 751
 752     wxGridCellEditor::Create(parent, id, evtHandler);
 753 }
 754
 755
 756 /// Translate the value to one which can be edited in a single-line
 757 /// text control
 758 wxString ctConvertToSingleText(const wxString& value)
 759 {
 760     wxString value1(value);
 761     value1.Replace(wxT("\n"), wxT("\\n"));
 762     value1.Replace(wxT("\t"), wxT("\\t"));
 763     return value1;
 764 }
 765
 766 /// Translate back to 'real' characters, i.e. newlines are real
 767 /// newlines.
 768 wxString ctConvertToMultilineText(const wxString& value)
 769 {
 770     wxString value1(value);
 771     value1.Replace(wxT("\\n"), wxT("\n"));
 772     value1.Replace(wxT("\\t"), wxT("\t"));
 773     return value1;
 774 }
 775
 776 //----------------------------------------------------------------------------
 777 // ctMultiLineTextEditor
 778 //----------------------------------------------------------------------------
 779
 780 BEGIN_EVENT_TABLE(ctMultiLineTextEditor, wxDialog)
 781 END_EVENT_TABLE()
 782
 783 ctMultiLineTextEditor::ctMultiLineTextEditor( wxWindow *parent, wxWindowID id, const wxString &title,
 784         const wxString& msg,
 785         const wxString& value,
 786         const wxPoint& pos,
 787         const wxSize& size,
 788         long style):
 789     wxDialog(parent, id, title, pos, size, style)
 790 {
 791     m_text = value;
 792     AddControls(this, msg);
 793     Centre();
 794 }
 795
 796 bool ctMultiLineTextEditor::AddControls(wxWindow* parent, const wxString& msg)
 797 {
 798     wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
 799
 800     wxBoxSizer *item1 = new wxBoxSizer( wxVERTICAL );
 801
 802     wxStaticText *item2 = new wxStaticText( parent, wxID_STATIC, msg, wxDefaultPosition, wxDefaultSize, 0 );
 803     item1->Add( item2, 0, wxALIGN_CENTER_VERTICAL|wxTOP|wxLEFT|wxRIGHT, 5 );
 804
 805     wxTextCtrl *item3 = new wxTextCtrl( parent, wxID_ANY, wxEmptyString, wxDefaultPosition, wxSize(330,180), wxTE_MULTILINE|wxTE_RICH );
 806     item1->Add( item3, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 807
 808     wxBoxSizer *item4 = new wxBoxSizer( wxHORIZONTAL );
 809
 810     item4->Add( 5, 5, 1, wxALIGN_CENTRE|wxALL, 5 );
 811
 812     wxButton *item5 = new wxButton( parent, wxID_OK);
 813     item4->Add( item5, 0, wxALIGN_CENTRE|wxALL, 5 );
 814
 815     wxButton *item6 = new wxButton( parent, wxID_CANCEL);
 816     item4->Add( item6, 0, wxALIGN_CENTRE|wxALL, 5 );
 817
 818     item1->Add( item4, 0, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
 819
 820     item0->Add( item1, 1, wxGROW|wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 821
 822     item3->SetValue(m_text);
 823     item3->SetValidator(wxGenericValidator(& m_text));
 824
 825
 826     item3->SetFocus();
 827     item5->SetDefault();
 828
 829     parent->SetSizer(item0);
 830     item0->Fit(parent);
 831
 832     return true;
 833 }
 834
 835 /*
 836  * Special-purpose splitter window for changing sash look and
 837  * also saving sash width
 838  */
 839
 840 BEGIN_EVENT_TABLE(ctSplitterWindow, wxSplitterWindow)
 841     EVT_SPLITTER_SASH_POS_CHANGED(wxID_ANY, ctSplitterWindow::OnChangeSash)
 842 END_EVENT_TABLE()
 843
 844 ctSplitterWindow::ctSplitterWindow(wxWindow* parent, wxWindowID id,
 845         const wxPoint& pos, const wxSize& size, long style):
 846       wxSplitterWindow(parent, id, pos, size, style)
 847 {
 848     m_updateSettings = false;
 849     m_position = 0;
 850 }
 851
 852 void ctSplitterWindow::OnChangeSash(wxSplitterEvent& event)
 853 {
 854     if (!m_updateSettings)
 855         return;
 856
 857     m_position = event.GetSashPosition();
 858 }