samples/combo/combo.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        combo.cpp
   3 // Purpose:     wxComboCtrl sample
   4 // Author:      Jaakko Salli
   5 // Modified by:
   6 // Created:     Apr-30-2006
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Jaakko Salli
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // For compilers that support precompilation, includes "wx/wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 // for all others, include the necessary headers (this file is usually all you
  28 // need because it includes almost all "standard" wxWidgets headers)
  29 #ifndef WX_PRECOMP
  30     #include "wx/wx.h"
  31 #endif
  32
  33 #if !wxUSE_COMBOCTRL
  34     #error "Please set wxUSE_COMBOCTRL to 1 and rebuild the library."
  35 #endif
  36
  37 #include "wx/image.h"
  38
  39 #include "wx/combo.h"
  40 #include "wx/odcombo.h"
  41
  42 // ----------------------------------------------------------------------------
  43 // resources
  44 // ----------------------------------------------------------------------------
  45
  46 // the application icon (under Windows and OS/2 it is in resources and even
  47 // though we could still include the XPM here it would be unused)
  48 #if !defined(__WXMSW__) && !defined(__WXPM__)
  49     #include "../sample.xpm"
  50 #endif
  51
  52 // ----------------------------------------------------------------------------
  53 // private classes
  54 // ----------------------------------------------------------------------------
  55
  56 // Define a new application type, each program should derive a class from wxApp
  57 class MyApp : public wxApp
  58 {
  59 public:
  60     // override base class virtuals
  61     // ----------------------------
  62
  63     // this one is called on application startup and is a good place for the app
  64     // initialization (doing it here and not in the ctor allows to have an error
  65     // return: if OnInit() returns false, the application terminates)
  66     virtual bool OnInit();
  67 };
  68
  69 // Define a new frame type: this is going to be our main frame
  70 class MyFrame : public wxFrame
  71 {
  72 public:
  73     // ctor and dtor
  74     MyFrame(const wxString& title);
  75     ~MyFrame();
  76
  77     // event handlers (these functions should _not_ be virtual)
  78     void OnQuit(wxCommandEvent& event);
  79     void OnAbout(wxCommandEvent& event);
  80
  81     // log wxComboCtrl events
  82     void OnComboBoxUpdate( wxCommandEvent& event );
  83
  84 protected:
  85     wxTextCtrl*     m_logWin;
  86     wxLog*          m_logOld;
  87
  88 private:
  89     // any class wishing to process wxWidgets events must use this macro
  90     DECLARE_EVENT_TABLE()
  91 };
  92
  93 // ----------------------------------------------------------------------------
  94 // constants
  95 // ----------------------------------------------------------------------------
  96
  97 // IDs for the controls and the menu commands
  98 enum
  99 {
 100     // menu items
 101     ComboControl_Quit = wxID_EXIT,
 102
 103     // it is important for the id corresponding to the "About" command to have
 104     // this standard value as otherwise it won't be handled properly under Mac
 105     // (where it is special and put into the "Apple" menu)
 106     ComboControl_About = wxID_ABOUT
 107 };
 108
 109 // ----------------------------------------------------------------------------
 110 // event tables and other macros for wxWidgets
 111 // ----------------------------------------------------------------------------
 112
 113 // the event tables connect the wxWidgets events with the functions (event
 114 // handlers) which process them. It can be also done at run-time, but for the
 115 // simple menu events like this the static method is much simpler.
 116 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 117     EVT_TEXT(wxID_ANY,MyFrame::OnComboBoxUpdate)
 118     EVT_COMBOBOX(wxID_ANY,MyFrame::OnComboBoxUpdate)
 119
 120     EVT_MENU(ComboControl_Quit,  MyFrame::OnQuit)
 121     EVT_MENU(ComboControl_About, MyFrame::OnAbout)
 122 END_EVENT_TABLE()
 123
 124 // Create a new application object: this macro will allow wxWidgets to create
 125 // the application object during program execution (it's better than using a
 126 // static object for many reasons) and also implements the accessor function
 127 // wxGetApp() which will return the reference of the right type (i.e. MyApp and
 128 // not wxApp)
 129 IMPLEMENT_APP(MyApp)
 130
 131 // ============================================================================
 132 // implementation
 133 // ============================================================================
 134
 135 // ----------------------------------------------------------------------------
 136 // the application class
 137 // ----------------------------------------------------------------------------
 138
 139 // 'Main program' equivalent: the program execution "starts" here
 140 bool MyApp::OnInit()
 141 {
 142     // create the main application window
 143     MyFrame *frame = new MyFrame(_T("wxComboCtrl Sample"));
 144
 145     // and show it (the frames, unlike simple controls, are not shown when
 146     // created initially)
 147     frame->Show(true);
 148
 149     // success: wxApp::OnRun() will be called which will enter the main message
 150     // loop and the application will run. If we returned false here, the
 151     // application would exit immediately.
 152     return true;
 153 }
 154
 155
 156 // ----------------------------------------------------------------------------
 157 // wxListView Custom popup interface
 158 // ----------------------------------------------------------------------------
 159
 160 #include <wx/listctrl.h>
 161
 162 class ListViewComboPopup : public wxListView, public wxComboPopup
 163 {
 164 public:
 165
 166 /*
 167     ListViewComboPopup(wxComboCtrlBase* combo)
 168         : wxListView(), wxComboPopup(combo)
 169     {
 170         m_value = -1;
 171         m_itemHere = -1; // hot item in list
 172     }
 173 */
 174     virtual void Init()
 175     {
 176         m_value = -1;
 177         m_itemHere = -1; // hot item in list
 178     }
 179
 180     virtual bool Create( wxWindow* parent )
 181     {
 182         return wxListView::Create(parent,1,
 183                                   wxPoint(0,0),wxDefaultSize,
 184                                   wxLC_LIST|wxLC_SINGLE_SEL|
 185                                   wxLC_SORT_ASCENDING|wxSIMPLE_BORDER);
 186     }
 187
 188     virtual wxWindow *GetControl() { return this; }
 189
 190     virtual void SetStringValue( const wxString& s )
 191     {
 192         int n = wxListView::FindItem(-1,s);
 193         if ( n >= 0 && n < GetItemCount() )
 194             wxListView::Select(n);
 195     }
 196
 197     virtual wxString GetStringValue() const
 198     {
 199         if ( m_value >= 0 )
 200             return wxListView::GetItemText(m_value);
 201         return wxEmptyString;
 202     }
 203
 204     //
 205     // Popup event handlers
 206     //
 207
 208     // Mouse hot-tracking
 209     void OnMouseMove(wxMouseEvent& event)
 210     {
 211         // Move selection to cursor if it is inside the popup
 212
 213         int resFlags;
 214         int itemHere = HitTest(event.GetPosition(),resFlags);
 215         if ( itemHere >= 0 )
 216         {
 217             wxListView::Select(itemHere,true);
 218             m_itemHere = itemHere;
 219         }
 220         event.Skip();
 221     }
 222
 223     // On mouse left, set the value and close the popup
 224     void OnMouseClick(wxMouseEvent& WXUNUSED(event))
 225     {
 226         m_value = m_itemHere;
 227         // TODO: Send event
 228         Dismiss();
 229     }
 230
 231     //
 232     // Utilies for item manipulation
 233     //
 234
 235     void AddSelection( const wxString& selstr )
 236     {
 237         wxListView::InsertItem(GetItemCount(),selstr);
 238     }
 239
 240 protected:
 241
 242     int             m_value; // current item index
 243     int             m_itemHere; // hot item in popup
 244
 245 private:
 246     DECLARE_EVENT_TABLE()
 247 };
 248
 249 BEGIN_EVENT_TABLE(ListViewComboPopup, wxListView)
 250     EVT_MOTION(ListViewComboPopup::OnMouseMove)
 251     // NOTE: Left down event is used instead of left up right now
 252     //       since MSW wxListCtrl doesn't seem to emit left ups
 253     //       consistently.
 254     EVT_LEFT_DOWN(ListViewComboPopup::OnMouseClick)
 255 END_EVENT_TABLE()
 256
 257
 258 // ----------------------------------------------------------------------------
 259 // wxTreeCtrl Custom popup interface
 260 // ----------------------------------------------------------------------------
 261
 262 #include <wx/treectrl.h>
 263
 264 class TreeCtrlComboPopup : public wxTreeCtrl, public wxComboPopup
 265 {
 266 public:
 267
 268 /*
 269     TreeCtrlComboPopup(wxComboCtrlBase* combo)
 270         : wxTreeCtrl(), wxComboPopup(combo)
 271     {
 272     }
 273 */
 274
 275     virtual void Init()
 276     {
 277     }
 278
 279     virtual bool Create( wxWindow* parent )
 280     {
 281         return wxTreeCtrl::Create(parent,1,
 282                                   wxPoint(0,0),wxDefaultSize,
 283                                   wxTR_HIDE_ROOT|wxTR_HAS_BUTTONS|
 284                                   wxTR_SINGLE|wxTR_LINES_AT_ROOT|
 285                                   wxSIMPLE_BORDER);
 286     }
 287
 288     virtual void OnShow()
 289     {
 290         // make sure selected item is visible
 291         if ( m_value.IsOk() )
 292             EnsureVisible(m_value);
 293     }
 294
 295     virtual wxSize GetAdjustedSize( int minWidth,
 296                                     int WXUNUSED(prefHeight),
 297                                     int maxHeight )
 298     {
 299         return wxSize(wxMax(300,minWidth),wxMin(250,maxHeight));
 300     }
 301
 302     virtual wxWindow *GetControl() { return this; }
 303
 304     // Needed by SetStringValue
 305     wxTreeItemId FindItemByText( wxTreeItemId parent, const wxString& text )
 306     {
 307         wxTreeItemIdValue cookie;
 308         wxTreeItemId child = GetFirstChild(parent,cookie);
 309         while ( child.IsOk() )
 310         {
 311             if ( GetItemText(child) == text )
 312             {
 313                 return child;
 314             }
 315             if ( ItemHasChildren(child) )
 316             {
 317                 wxTreeItemId found = FindItemByText(child,text);
 318                 if ( found.IsOk() )
 319                     return found;
 320             }
 321             child = GetNextChild(parent,cookie);
 322         }
 323         return wxTreeItemId();
 324     }
 325
 326     virtual void SetStringValue( const wxString& s )
 327     {
 328         wxTreeItemId root = GetRootItem();
 329         if ( !root.IsOk() )
 330             return;
 331
 332         wxTreeItemId found = FindItemByText(root,s);
 333         if ( found.IsOk() )
 334         {
 335             m_value = m_itemHere = found;
 336             wxTreeCtrl::SelectItem(found);
 337         }
 338     }
 339
 340     virtual wxString GetStringValue() const
 341     {
 342         if ( m_value.IsOk() )
 343             return wxTreeCtrl::GetItemText(m_value);
 344         return wxEmptyString;
 345     }
 346
 347     //
 348     // Popup event handlers
 349     //
 350
 351     // Mouse hot-tracking
 352     void OnMouseMove(wxMouseEvent& event)
 353     {
 354         int resFlags;
 355         wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
 356         if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
 357         {
 358             wxTreeCtrl::SelectItem(itemHere,true);
 359             m_itemHere = itemHere;
 360         }
 361         event.Skip();
 362     }
 363
 364     // On mouse left, set the value and close the popup
 365     void OnMouseClick(wxMouseEvent& event)
 366     {
 367         int resFlags;
 368         wxTreeItemId itemHere = HitTest(event.GetPosition(),resFlags);
 369         if ( itemHere.IsOk() && (resFlags & wxTREE_HITTEST_ONITEMLABEL) )
 370         {
 371             m_itemHere = itemHere;
 372             m_value = itemHere;
 373             Dismiss();
 374             // TODO: Send event
 375         }
 376         event.Skip();
 377     }
 378
 379 protected:
 380
 381     wxTreeItemId        m_value; // current item index
 382     wxTreeItemId        m_itemHere; // hot item in popup
 383
 384 private:
 385     DECLARE_EVENT_TABLE()
 386 };
 387
 388 BEGIN_EVENT_TABLE(TreeCtrlComboPopup, wxTreeCtrl)
 389     EVT_MOTION(TreeCtrlComboPopup::OnMouseMove)
 390     // NOTE: Left down event is used instead of left up right now
 391     //       since MSW wxTreeCtrl doesn't seem to emit left ups
 392     //       consistently.
 393     EVT_LEFT_DOWN(TreeCtrlComboPopup::OnMouseClick)
 394 END_EVENT_TABLE()
 395
 396 // ----------------------------------------------------------------------------
 397 // wxOwnerDrawnComboBox with custom paint list items
 398 // ----------------------------------------------------------------------------
 399
 400 class wxPenStyleComboBox : public wxOwnerDrawnComboBox
 401 {
 402 public:
 403     virtual void OnDrawItem( wxDC& dc,
 404                              const wxRect& rect,
 405                              int item,
 406                              int flags ) const
 407     {
 408         if ( item == wxNOT_FOUND )
 409             return;
 410
 411         wxRect r(rect);
 412         r.Deflate(3);
 413         r.height -= 2;
 414
 415         int pen_style = wxSOLID;
 416         if ( item == 1 )
 417             pen_style = wxTRANSPARENT;
 418         else if ( item == 2 )
 419             pen_style = wxDOT;
 420         else if ( item == 3 )
 421             pen_style = wxLONG_DASH;
 422         else if ( item == 4 )
 423             pen_style = wxSHORT_DASH;
 424         else if ( item == 5 )
 425             pen_style = wxDOT_DASH;
 426         else if ( item == 6 )
 427             pen_style = wxBDIAGONAL_HATCH;
 428         else if ( item == 7 )
 429             pen_style = wxCROSSDIAG_HATCH;
 430         else if ( item == 8 )
 431             pen_style = wxFDIAGONAL_HATCH;
 432         else if ( item == 9 )
 433             pen_style = wxCROSS_HATCH;
 434         else if ( item == 10 )
 435             pen_style = wxHORIZONTAL_HATCH;
 436         else if ( item == 11 )
 437             pen_style = wxVERTICAL_HATCH;
 438
 439         wxPen pen( dc.GetTextForeground(), 3, pen_style );
 440
 441         // Get text colour as pen colour
 442         dc.SetPen ( pen );
 443
 444         if ( !(flags & wxODCB_PAINTING_CONTROL) )
 445         {
 446             dc.DrawText(GetString( item ),
 447                         r.x + 3,
 448                         (r.y + 0) + ( (r.height/2) - dc.GetCharHeight() )/2
 449                        );
 450
 451             dc.DrawLine( r.x+5, r.y+((r.height/4)*3), r.x+r.width - 5, r.y+((r.height/4)*3) );
 452         }
 453         else
 454         {
 455             dc.DrawLine( r.x+5, r.y+r.height/2, r.x+r.width - 5, r.y+r.height/2 );
 456         }
 457     }
 458
 459     virtual wxCoord OnMeasureItem( size_t WXUNUSED(item) ) const
 460     {
 461         return 24;
 462     }
 463
 464     virtual wxCoord OnMeasureItemWidth( size_t WXUNUSED(item) ) const
 465     {
 466         return -1; // default - will be measured from text width
 467     }
 468
 469 };
 470
 471 // ----------------------------------------------------------------------------
 472 // wxComboCtrl with entirely custom button action (opens file dialog)
 473 // ----------------------------------------------------------------------------
 474
 475 class wxFileSelectorCombo : public wxComboCtrl
 476 {
 477 public:
 478     wxFileSelectorCombo() : wxComboCtrl() { Init(); }
 479
 480     wxFileSelectorCombo(wxWindow *parent,
 481                         wxWindowID id = wxID_ANY,
 482                         const wxString& value = wxEmptyString,
 483                         const wxPoint& pos = wxDefaultPosition,
 484                         const wxSize& size = wxDefaultSize,
 485                         long style = 0,
 486                         const wxValidator& validator = wxDefaultValidator,
 487                         const wxString& name = wxComboBoxNameStr)
 488         : wxComboCtrl()
 489     {
 490         Init();
 491         Create(parent,id,value,
 492                pos,size,
 493                // Style flag wxCC_STD_BUTTON makes the button
 494                // behave more like a standard push button.
 495                style | wxCC_STD_BUTTON,
 496                validator,name);
 497
 498         //
 499         // Prepare custom button bitmap (just '...' text)
 500         wxMemoryDC dc;
 501         wxBitmap bmp(12,16);
 502         dc.SelectObject(bmp);
 503
 504         // Draw transparent background
 505         wxColour magic(255,0,255);
 506         wxBrush magicBrush(magic);
 507         dc.SetBrush( magicBrush );
 508         dc.SetPen( *wxTRANSPARENT_PEN );
 509         dc.DrawRectangle(0,0,bmp.GetWidth(),bmp.GetHeight());
 510
 511         // Draw text
 512         wxString str = wxT("...");
 513         int w,h;
 514         dc.GetTextExtent(str, &w, &h, 0, 0);
 515         dc.DrawText(str, (bmp.GetWidth()-w)/2, (bmp.GetHeight()-h)/2);
 516
 517         dc.SelectObject( wxNullBitmap );
 518
 519         // Finalize transparency with a mask
 520         wxMask *mask = new wxMask( bmp, magic );
 521         bmp.SetMask( mask );
 522
 523         SetButtonBitmaps(bmp,true);
 524     }
 525
 526     virtual void OnButtonClick()
 527     {
 528         // Show standard wxFileDialog on button click
 529
 530         wxFileDialog dlg(this,
 531                          wxT("Choose File"),
 532                          wxEmptyString,
 533                          GetValue(),
 534                          wxT("All files (*.*)|*.*"),
 535                          wxFD_OPEN);
 536
 537         if ( dlg.ShowModal() == wxID_OK )
 538         {
 539             SetValue(dlg.GetPath());
 540         }
 541     }
 542
 543 private:
 544     void Init()
 545     {
 546         // Initialize member variables here
 547     }
 548 };
 549
 550 // ----------------------------------------------------------------------------
 551 // main frame
 552 // ----------------------------------------------------------------------------
 553
 554 // frame constructor
 555 MyFrame::MyFrame(const wxString& title)
 556        : wxFrame(NULL, wxID_ANY, title)
 557 {
 558     wxBoxSizer* topSizer;
 559     wxBoxSizer* topRowSizer;
 560     wxBoxSizer* colSizer;
 561     wxBoxSizer* rowSizer;
 562     wxStaticBoxSizer* groupSizer;
 563
 564     // set the frame icon
 565     SetIcon(wxICON(sample));
 566
 567 #if wxUSE_MENUS
 568     // create a menu bar
 569     wxMenu *fileMenu = new wxMenu;
 570
 571     // the "About" item should be in the help menu
 572     wxMenu *helpMenu = new wxMenu;
 573     helpMenu->Append(ComboControl_About, _T("&About...\tF1"), _T("Show about dialog"));
 574
 575     fileMenu->Append(ComboControl_Quit, _T("E&xit\tAlt-X"), _T("Quit this program"));
 576
 577     // now append the freshly created menu to the menu bar...
 578     wxMenuBar *menuBar = new wxMenuBar();
 579     menuBar->Append(fileMenu, _T("&File"));
 580     menuBar->Append(helpMenu, _T("&Help"));
 581
 582     // ... and attach this menu bar to the frame
 583     SetMenuBar(menuBar);
 584 #endif // wxUSE_MENUS
 585
 586     wxPanel* panel = new wxPanel(this);
 587
 588     // Prepare log window right away since it shows EVT_TEXTs
 589     m_logWin = new wxTextCtrl( panel, 105, wxEmptyString, wxDefaultPosition,
 590                                wxSize(-1,125), wxTE_MULTILINE|wxFULL_REPAINT_ON_RESIZE );
 591     m_logWin->SetEditable(false);
 592     wxLogTextCtrl* logger = new wxLogTextCtrl( m_logWin );
 593     m_logOld = logger->SetActiveTarget( logger );
 594     logger->SetTimestamp( NULL );
 595
 596
 597     topSizer = new wxBoxSizer( wxVERTICAL );
 598
 599     topRowSizer = new wxBoxSizer( wxHORIZONTAL );
 600
 601     colSizer = new wxBoxSizer( wxVERTICAL );
 602
 603
 604     // Make sure GetFeatures is implemented
 605     int features = wxComboCtrl::GetFeatures();
 606     wxLogDebug(wxT("wxComboCtrl features: 0x%X (all features: 0x%X)"),
 607                features,wxComboCtrlFeatures::All);
 608
 609
 610     wxComboBox* cb;
 611     wxComboCtrl* cc;
 612     wxGenericComboControl* gcc;
 613     wxOwnerDrawnComboBox* odc;
 614
 615     // Create common strings array
 616     wxArrayString arrItems;
 617     arrItems.Add( wxT("Solid") );
 618     arrItems.Add( wxT("Transparent") );
 619     arrItems.Add( wxT("Dot") );
 620     arrItems.Add( wxT("Long Dash") );
 621     arrItems.Add( wxT("Short Dash") );
 622     arrItems.Add( wxT("Dot Dash") );
 623     arrItems.Add( wxT("Backward Diagonal Hatch") );
 624     arrItems.Add( wxT("Cross-diagonal Hatch") );
 625     arrItems.Add( wxT("Forward Diagonal Hatch") );
 626     arrItems.Add( wxT("Cross Hatch") );
 627     arrItems.Add( wxT("Horizontal Hatch") );
 628     arrItems.Add( wxT("Vertical Hatch") );
 629
 630     int border = 4;
 631
 632     //
 633     // Show some wxOwnerDrawComboBoxes for comparison
 634     //
 635     rowSizer = new wxBoxSizer(wxHORIZONTAL);
 636
 637     groupSizer = new wxStaticBoxSizer(new wxStaticBox(panel,wxID_ANY,wxT(" wxOwnerDrawnComboBox ")),
 638                                       wxVERTICAL);
 639
 640     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Writable, sorted:")), 0,
 641                      wxALIGN_CENTER_VERTICAL|wxRIGHT|wxEXPAND, border );
 642
 643     odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
 644                                    wxDefaultPosition, wxDefaultSize,
 645                                    arrItems,
 646                                    wxCB_SORT // wxNO_BORDER|wxCB_READONLY
 647                                   );
 648
 649     odc->Append(wxT("H - Appended Item")); // test sorting in append
 650
 651     odc->SetValue(wxT("Dot Dash"));
 652
 653     groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 654
 655     //
 656     // Readonly ODComboBox
 657     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Read-only:")), 0,
 658                      wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
 659
 660     odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
 661                                    wxDefaultPosition, wxDefaultSize,
 662                                    arrItems,
 663                                    wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
 664                                   );
 665
 666     odc->SetValue(wxT("Dot Dash"));
 667     odc->SetText(wxT("Dot Dash (Testing SetText)"));
 668
 669     groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 670
 671     //
 672     // Disabled ODComboBox
 673     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Disabled:")), 0,
 674                    wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
 675
 676     odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
 677                                      wxDefaultPosition, wxDefaultSize,
 678                                      arrItems,
 679                                      wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
 680                                      );
 681
 682     odc->SetValue(wxT("Dot Dash"));
 683     odc->Enable(false);
 684
 685     groupSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 686
 687     rowSizer->Add( groupSizer, 1, wxEXPAND|wxALL, border );
 688
 689
 690     groupSizer = new wxStaticBoxSizer(new wxStaticBox(panel,wxID_ANY,wxT(" wxComboBox ")),
 691                                       wxVERTICAL);
 692
 693     //
 694     // wxComboBox
 695     //
 696     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Writable, sorted:")), 0,
 697                      wxALIGN_CENTER_VERTICAL|wxRIGHT|wxEXPAND, border );
 698
 699     cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
 700                         wxDefaultPosition, wxDefaultSize,
 701                         arrItems,
 702                         wxCB_SORT // wxNO_BORDER|wxCB_READONLY
 703                        );
 704
 705     cb->Append(wxT("H - Appended Item")); // test sorting in append
 706
 707     cb->SetValue(wxT("Dot Dash"));
 708
 709     groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 710
 711     //
 712     // Readonly wxComboBox
 713     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Read-only:")), 0,
 714                      wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
 715
 716     cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
 717                         wxDefaultPosition, wxDefaultSize,
 718                         arrItems,
 719                         wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
 720                        );
 721
 722     cb->SetValue(wxT("Dot Dash"));
 723
 724     groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 725
 726     //
 727     // Disabled wxComboBox
 728     groupSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Disabled:")), 0,
 729                    wxALIGN_CENTER_VERTICAL|wxRIGHT, border );
 730
 731     cb = new wxComboBox(panel,wxID_ANY,wxEmptyString,
 732                         wxDefaultPosition, wxDefaultSize,
 733                         arrItems,
 734                         wxCB_SORT|wxCB_READONLY // wxNO_BORDER|wxCB_READONLY
 735                        );
 736
 737     cb->SetValue(wxT("Dot Dash"));
 738     cb->Enable(false);
 739
 740     groupSizer->Add( cb, 1, wxALIGN_CENTER_VERTICAL|wxEXPAND|wxALL, border );
 741
 742     rowSizer->Add( groupSizer, 1, wxEXPAND|wxALL, border );
 743
 744
 745     colSizer->Add( rowSizer, 1, wxEXPAND|wxALL, border );
 746
 747
 748     //
 749     // Pen selector ODComboBox with application painted items
 750     //
 751     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 752     rowSizer->Add( new wxStaticText(panel,wxID_ANY,
 753                    wxT("OwnerDrawnComboBox with Custom Paint Items and Button Placing:")), 1,
 754                    wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
 755     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 756
 757     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 758
 759     // When defining derivative class for callbacks, we need
 760     // to use two-stage creation (or redefine the common wx
 761     // constructor).
 762     odc = new wxPenStyleComboBox();
 763     odc->Create(panel,wxID_ANY,wxEmptyString,
 764                 wxDefaultPosition, wxDefaultSize,
 765                 arrItems,
 766                 wxCB_READONLY //wxNO_BORDER | wxCB_READONLY
 767                );
 768
 769     odc->SetSelection(0);
 770     odc->SetButtonPosition(-2, // width adjustment
 771                            -6, // height adjustment
 772                            wxLEFT, // side
 773                            2 // horizontal spacing
 774                           );
 775
 776     rowSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
 777     rowSizer->AddStretchSpacer(1);
 778     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 779
 780
 781     //
 782     // List View wxComboCtrl
 783     //
 784
 785     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 786     rowSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("List View wxComboCtrl:")), 1,
 787                    wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
 788     rowSizer->Add( new wxStaticText(panel,wxID_ANY,wxT("Tree Ctrl wxGenericComboControl:")), 1,
 789                    wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
 790     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 791
 792     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 793     cc = new wxComboCtrl(panel,2,wxEmptyString,
 794                             wxDefaultPosition, wxDefaultSize);
 795
 796     cc->SetPopupMinWidth(300);
 797
 798     ListViewComboPopup* iface = new ListViewComboPopup();
 799     cc->SetPopupControl(iface);
 800
 801     iface->AddSelection( wxT("Cabbage") );
 802     iface->AddSelection( wxT("Potato") );
 803     iface->AddSelection( wxT("Onion") );
 804     iface->AddSelection( wxT("Carrot") );
 805     iface->AddSelection( wxT("Cauliflower") );
 806     iface->AddSelection( wxT("Bean") );
 807     iface->AddSelection( wxT("Raddish") );
 808     iface->AddSelection( wxT("Banana") );
 809     iface->AddSelection( wxT("Apple") );
 810     iface->AddSelection( wxT("Orange") );
 811     iface->AddSelection( wxT("Kiwi") );
 812     iface->AddSelection( wxT("Strawberry") );
 813     iface->AddSelection( wxT("Cucumber") );
 814     iface->AddSelection( wxT("Blackberry") );
 815     iface->AddSelection( wxT("Melon") );
 816     iface->AddSelection( wxT("Cherry") );
 817     iface->AddSelection( wxT("Pea") );
 818     iface->AddSelection( wxT("Pear") );
 819
 820     rowSizer->Add( cc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 821
 822
 823     //
 824     // Tree Ctrl wxComboCtrl
 825     //
 826
 827     // Note that we test that wxGenericComboControl works
 828     gcc = new wxGenericComboControl(panel,wxID_ANY,wxEmptyString,
 829                                     wxDefaultPosition, wxDefaultSize);
 830
 831     // Set popup interface right away, otherwise some of the calls
 832     // below may fail
 833     TreeCtrlComboPopup* tcPopup = new TreeCtrlComboPopup();
 834     gcc->SetPopupControl(tcPopup);
 835
 836     // Add items using wxTreeCtrl methods directly
 837     wxTreeItemId rootId = tcPopup->AddRoot(wxT("<hidden_root>"));
 838
 839     wxTreeItemId groupId;
 840
 841     groupId = tcPopup->AppendItem(rootId,wxT("Controls"));
 842     tcPopup->AppendItem(groupId,wxT("wxButton"));
 843     tcPopup->AppendItem(groupId,wxT("wxCheckBox"));
 844     tcPopup->AppendItem(groupId,wxT("wxListCtrl"));
 845     tcPopup->AppendItem(groupId,wxT("wxStaticBox"));
 846     tcPopup->AppendItem(groupId,wxT("wxStaticText"));
 847     tcPopup->AppendItem(groupId,wxT("wxTextCtrl"));
 848     tcPopup->AppendItem(groupId,wxT("wxTreeCtrl"));
 849     groupId = tcPopup->AppendItem(rootId,wxT("Dialogs"));
 850     tcPopup->AppendItem(groupId,wxT("wxDirDialog"));
 851     tcPopup->AppendItem(groupId,wxT("wxFileDialog"));
 852     tcPopup->AppendItem(groupId,wxT("wxWizard"));
 853
 854     gcc->SetValue(wxT("wxStaticBox"));
 855
 856     // Move button to left - it makes more sense for a tree ctrl
 857     gcc->SetButtonPosition(0, // width adjustment
 858                            0, // height adjustment
 859                            wxLEFT, // side
 860                            0 // horizontal spacing
 861                           );
 862
 863     rowSizer->Add( gcc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 5 );
 864
 865     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 866
 867 #if wxUSE_IMAGE
 868     wxInitAllImageHandlers();
 869
 870     //
 871     // Custom Dropbutton Bitmaps
 872     // (second one uses blank button background)
 873     //
 874     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 875     rowSizer->Add( new wxStaticText(panel,wxID_ANY,
 876                    wxT("OwnerDrawnComboBox with simple dropbutton graphics:")), 1,
 877                    wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
 878
 879     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 880
 881     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 882
 883     odc = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
 884                                    wxDefaultPosition, wxDefaultSize,
 885                                    arrItems,
 886                                    (long)0 // wxCB_SORT // wxNO_BORDER | wxCB_READONLY
 887                                   );
 888
 889     wxOwnerDrawnComboBox* odc2;
 890     odc2 = new wxOwnerDrawnComboBox(panel,wxID_ANY,wxEmptyString,
 891                                     wxDefaultPosition, wxDefaultSize,
 892                                     arrItems,
 893                                     (long)0 // wxCB_SORT // wxNO_BORDER | wxCB_READONLY
 894                                    );
 895
 896     // Load images from disk
 897     wxImage imgNormal(wxT("dropbutn.png"));
 898     wxImage imgPressed(wxT("dropbutp.png"));
 899     wxImage imgHover(wxT("dropbuth.png"));
 900
 901     if ( imgNormal.Ok() && imgPressed.Ok() && imgHover.Ok() )
 902     {
 903         wxBitmap bmpNormal(imgNormal);
 904         wxBitmap bmpPressed(imgPressed);
 905         wxBitmap bmpHover(imgHover);
 906         odc->SetButtonBitmaps(bmpNormal,false,bmpPressed,bmpHover);
 907         odc2->SetButtonBitmaps(bmpNormal,true,bmpPressed,bmpHover);
 908     }
 909     else
 910         wxLogError(wxT("Dropbutton images not found"));
 911
 912     //odc2->SetButtonPosition(0, // width adjustment
 913     //                        0, // height adjustment
 914     //                        wxLEFT, // side
 915     //                        0 // horizontal spacing
 916     //                       );
 917
 918     rowSizer->Add( odc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
 919     rowSizer->Add( odc2, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
 920     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 921 #endif
 922
 923
 924     //
 925     // wxComboCtrl with totally custom button action (open file dialog)
 926     //
 927     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 928     rowSizer->Add( new wxStaticText(panel,wxID_ANY,
 929                         wxT("wxComboCtrl with custom button action:")), 1,
 930                    wxALIGN_CENTER_VERTICAL|wxRIGHT, 4 );
 931
 932
 933     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 934
 935     rowSizer = new wxBoxSizer ( wxHORIZONTAL );
 936     wxFileSelectorCombo* fsc;
 937
 938     fsc = new wxFileSelectorCombo(panel,wxID_ANY,wxEmptyString,
 939                                   wxDefaultPosition, wxDefaultSize,
 940                                   (long)0
 941                                  );
 942
 943     rowSizer->Add( fsc, 1, wxALIGN_CENTER_VERTICAL|wxALL, 4 );
 944     colSizer->Add( rowSizer, 0, wxEXPAND|wxALL, 5 );
 945
 946
 947     topRowSizer->Add( colSizer, 1, wxALL, 2 );
 948
 949     topRowSizer->Add( m_logWin, 1, wxEXPAND|wxALL, 5 );
 950     topSizer->Add( topRowSizer, 1, wxEXPAND );
 951
 952     panel->SetSizer( topSizer );
 953     topSizer->SetSizeHints( panel );
 954
 955     SetSize(740,480);
 956     Centre();
 957 }
 958
 959 MyFrame::~MyFrame()
 960 {
 961     delete wxLog::SetActiveTarget(m_logOld);
 962 }
 963
 964 // event handlers
 965
 966 void MyFrame::OnComboBoxUpdate( wxCommandEvent& event )
 967 {
 968     // Don't show messages for the log output window (it'll crash)
 969     if ( event.GetId() == 105 )
 970         return;
 971
 972     if ( event.GetEventType() == wxEVT_COMMAND_COMBOBOX_SELECTED )
 973         wxLogDebug(wxT("EVT_COMBOBOX(id=%i,selection=%i)"),event.GetId(),event.GetSelection());
 974     else if ( event.GetEventType() == wxEVT_COMMAND_TEXT_UPDATED )
 975         wxLogDebug(wxT("EVT_TEXT(id=%i,string=\"%s\")"),event.GetId(),event.GetString().c_str());
 976 }
 977
 978 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 979 {
 980     // true is to force the frame to close
 981     Close(true);
 982 }
 983
 984 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 985 {
 986     wxMessageBox(wxString::Format(
 987                     _T("Welcome to %s!\n")
 988                     _T("\n")
 989                     _T("This is the wxWidgets wxComboCtrl sample\n")
 990                     _T("running under %s."),
 991                     wxVERSION_STRING,
 992                     wxGetOsDescription().c_str()
 993                  ),
 994                  _T("About wxComboCtrl sample"),
 995                  wxOK | wxICON_INFORMATION,
 996                  this);
 997 }