src/generic/datectlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        generic/datectlg.cpp
   3 // Purpose:     generic wxDatePickerCtrlGeneric implementation
   4 // Author:      Andreas Pflug
   5 // Modified by:
   6 // Created:     2005-01-19
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2005 Andreas Pflug <pgadmin@pse-consulting.de>
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #include "wx/wxprec.h"
  21
  22 #ifdef __BORLANDC__
  23     #pragma hdrstop
  24 #endif
  25
  26 #if wxUSE_DATEPICKCTRL
  27
  28 #include "wx/datectrl.h"
  29
  30 // use this version if we're explicitly requested to do it or if it's the only
  31 // one we have
  32 #if wxUSE_DATEPICKCTRL_GENERIC || !defined(wxHAS_NATIVE_DATEPICKCTRL)
  33
  34 #ifndef WX_PRECOMP
  35     #include "wx/bmpbuttn.h"
  36     #include "wx/dialog.h"
  37     #include "wx/dcmemory.h"
  38     #include "wx/panel.h"
  39     #include "wx/textctrl.h"
  40     #include "wx/valtext.h"
  41 #endif
  42
  43 #ifdef wxHAS_NATIVE_DATEPICKCTRL
  44     // this header is not included from wx/datectrl.h if we have a native
  45     // version, but we do need it here
  46     #include "wx/generic/datectrl.h"
  47 #else
  48     // we need to define _WX_DEFINE_DATE_EVENTS_ before including wx/dateevt.h to
  49     // define the event types we use if we're the only date picker control version
  50     // being compiled -- otherwise it's defined in the native version implementation
  51     #define _WX_DEFINE_DATE_EVENTS_
  52 #endif
  53
  54 #include "wx/dateevt.h"
  55
  56 #include "wx/calctrl.h"
  57 #include "wx/renderer.h"
  58
  59 // ----------------------------------------------------------------------------
  60 // constants
  61 // ----------------------------------------------------------------------------
  62
  63 enum
  64 {
  65     CTRLID_TXT = 101,
  66     CTRLID_CAL,
  67     CTRLID_BTN,
  68     CTRLID_PAN
  69 };
  70
  71 #ifndef DEFAULT_ITEM_WIDTH
  72     #define DEFAULT_ITEM_WIDTH 100
  73 #endif
  74
  75 #if defined(__WXMSW__)
  76     #undef wxUSE_POPUPWIN
  77     #define wxUSE_POPUPWIN    0  // Popup not working
  78     #define TXTCTRL_FLAGS     wxNO_BORDER
  79     #define CALBORDER         0
  80     #define TXTPOSY           1
  81 #elif defined(__WXGTK__)
  82     #define TXTCTRL_FLAGS     0
  83     #define CALBORDER         4
  84     #define TXTPOSY           0
  85 #else
  86     #define TXTCTRL_FLAGS     0
  87     #define CALBORDER         4
  88     #define TXTPOSY           0
  89 #endif
  90
  91
  92 // ----------------------------------------------------------------------------
  93 // local classes
  94 // ----------------------------------------------------------------------------
  95
  96 // This flag indicates that combo box style drop button is to be created
  97 #define wxBU_COMBO          0x0400
  98
  99
 100 class wxDropdownButton : public wxBitmapButton
 101 {
 102 public:
 103     wxDropdownButton() { Init(); }
 104     wxDropdownButton(wxWindow *parent,
 105                      wxWindowID id,
 106                      const wxPoint& pos = wxDefaultPosition,
 107                      const wxSize& size = wxDefaultSize,
 108                      long style=0,
 109                      const wxValidator& validator = wxDefaultValidator);
 110
 111     bool Create(wxWindow *parent,
 112                 wxWindowID id,
 113                 const wxPoint& pos = wxDefaultPosition,
 114                 const wxSize& size = wxDefaultSize,
 115                 long style = 0,
 116                 const wxValidator& validator = wxDefaultValidator);
 117
 118     virtual void DoMoveWindow(int x, int y, int w, int h);
 119
 120 protected:
 121
 122     void OnSize(wxSizeEvent& event);
 123     void OnMouseEnter(wxMouseEvent& event);
 124     void OnMouseLeave(wxMouseEvent& event);
 125
 126     void RecreateBitmaps(int w, int h);
 127
 128     wxBitmap    m_bmpNormal;
 129     wxBitmap    m_bmpHot;
 130
 131     int         m_borderX, m_borderY;
 132
 133     // True if DrawDropArrow should be used instead of DrawComboBoxDropButton
 134     bool        m_useDropArrow;
 135
 136 private:
 137
 138     void Init()
 139     {
 140         m_borderX = -1;
 141         m_borderY = -1;
 142     }
 143
 144     DECLARE_EVENT_TABLE()
 145     DECLARE_DYNAMIC_CLASS_NO_COPY(wxDropdownButton)
 146 };
 147
 148
 149 // Below, macro DROPBUT_USEDROPARROW should return false when
 150 // DrawComboBoxDropButton is to be used to render the entire button.
 151 // COMBOST is non-zero if wxBU_COMBO was set.
 152
 153 #if defined(__WXMSW__)
 154
 155     #define DROPBUT_USEDROPARROW(COMBOST)   (COMBOST?false:true)
 156     #define DROPBUT_DEFAULT_WIDTH           17
 157
 158 #elif defined(__WXGTK__)
 159
 160     #define DROPBUT_USEDROPARROW(COMBOST)   true
 161     #define DROPBUT_DEFAULT_WIDTH           19
 162
 163 #else
 164
 165     #define DROPBUT_USEDROPARROW(COMBOST)   true
 166     #define DROPBUT_DEFAULT_WIDTH           17
 167
 168 #endif
 169
 170
 171 IMPLEMENT_DYNAMIC_CLASS(wxDropdownButton, wxBitmapButton)
 172
 173
 174 BEGIN_EVENT_TABLE(wxDropdownButton,wxBitmapButton)
 175     EVT_ENTER_WINDOW(wxDropdownButton::OnMouseEnter)
 176     EVT_LEAVE_WINDOW(wxDropdownButton::OnMouseLeave)
 177     EVT_SIZE(wxDropdownButton::OnSize)
 178 END_EVENT_TABLE()
 179
 180
 181 wxDropdownButton::wxDropdownButton(wxWindow *parent,
 182                                    wxWindowID id,
 183                                    const wxPoint& pos,
 184                                    const wxSize& size,
 185                                    long style,
 186                                    const wxValidator& validator)
 187 {
 188     Init();
 189     Create(parent, id, pos, size, style, validator);
 190 }
 191
 192
 193 bool wxDropdownButton::Create(wxWindow *parent,
 194                               wxWindowID id,
 195                               const wxPoint& pos,
 196                               const wxSize& size,
 197                               long style,
 198                               const wxValidator& validator)
 199 {
 200     m_marginX = 0;
 201     m_marginY = 0;
 202
 203     m_useDropArrow = DROPBUT_USEDROPARROW(style & wxBU_COMBO);
 204
 205     wxBitmap chkBmp(15,15);  // arbitrary
 206     if ( !wxBitmapButton::Create(parent, id, chkBmp,
 207                                  pos, wxDefaultSize,
 208                                  style | (m_useDropArrow ? wxBU_AUTODRAW : wxNO_BORDER),
 209                                  validator) )
 210         return false;
 211
 212     const wxSize sz = GetSize();
 213     int w = chkBmp.GetWidth(),
 214         h = chkBmp.GetHeight();
 215     m_borderX = sz.x - m_marginX - w;
 216     m_borderY = sz.y - m_marginY - h;
 217
 218     DoMoveWindow(pos.x, pos.y, size.x, size.y);
 219
 220     return true;
 221 }
 222
 223
 224 void wxDropdownButton::RecreateBitmaps(int w, int h)
 225 {
 226     wxMemoryDC dc;
 227
 228     int borderX = m_marginX + m_borderX;
 229     int borderY = m_marginY + m_borderY;
 230     int bw = w - borderX;
 231     int bh = h - borderY;
 232
 233     wxBitmap bmp(bw, bh);
 234     wxBitmap bmpSel(bw, bh);
 235     wxRect r(0,0,w,h);
 236
 237     wxRendererNative& renderer = wxRendererNative::Get();
 238
 239     dc.SelectObject(bmp);
 240
 241     if ( m_useDropArrow )
 242     {
 243         // Use DrawDropArrow on transparent background.
 244
 245         wxColour magic(255,0,255);
 246         wxBrush magicBrush(magic);
 247         r.x = -(borderX/2);
 248         r.y = -(borderY/2);
 249
 250         dc.SetBrush( magicBrush );
 251         dc.SetPen( *wxTRANSPARENT_PEN );
 252         dc.DrawRectangle(0,0,bw,bh);
 253         renderer.DrawDropArrow(this, dc, r);
 254         dc.SelectObject( wxNullBitmap );
 255         wxMask *mask = new wxMask( bmp, magic );
 256         bmp.SetMask( mask );
 257
 258         dc.SelectObject(bmpSel);
 259
 260         dc.SetBrush( magicBrush );
 261         dc.SetPen( *wxTRANSPARENT_PEN );
 262         dc.DrawRectangle(0,0,bw,bh);
 263         renderer.DrawDropArrow(this, dc, r, wxCONTROL_PRESSED);
 264         dc.SelectObject( wxNullBitmap );
 265         mask = new wxMask( bmpSel, magic );
 266         bmpSel.SetMask( mask );
 267     }
 268     else
 269     {
 270         // Use DrawComboBoxDropButton for the entire button
 271         // (also render extra "hot" button state).
 272
 273         renderer.DrawComboBoxDropButton(this, dc, r);
 274
 275         dc.SelectObject(bmpSel);
 276
 277         renderer.DrawComboBoxDropButton(this, dc, r, wxCONTROL_PRESSED);
 278
 279         wxBitmap bmpHot(bw,bh);
 280         dc.SelectObject(bmpHot);
 281         renderer.DrawComboBoxDropButton(this, dc, r, wxCONTROL_CURRENT);
 282
 283         m_bmpNormal = bmp;
 284         m_bmpHot = bmpHot;
 285     }
 286
 287     SetBitmapLabel(bmp);
 288     SetBitmapSelected(bmpSel);
 289 }
 290
 291
 292 void wxDropdownButton::DoMoveWindow(int x, int y, int w, int h)
 293 {
 294     if (w < 0)
 295         w = DROPBUT_DEFAULT_WIDTH;
 296
 297     wxBitmapButton::DoMoveWindow(x, y, w, h);
 298 }
 299
 300
 301 void wxDropdownButton::OnSize(wxSizeEvent& event)
 302 {
 303     if ( m_borderX >= 0 && m_borderY >= 0 )
 304     {
 305         int w, h;
 306         GetClientSize(&w,&h);
 307
 308         if ( w > 1 && h > 1 )
 309             RecreateBitmaps(w,h);
 310     }
 311     event.Skip();
 312 }
 313
 314
 315 void wxDropdownButton::OnMouseEnter(wxMouseEvent& event)
 316 {
 317     if ( !m_useDropArrow )
 318         SetBitmapLabel(m_bmpHot);
 319
 320     event.Skip();
 321 }
 322
 323
 324 void wxDropdownButton::OnMouseLeave(wxMouseEvent& event)
 325 {
 326     if ( !m_useDropArrow )
 327         SetBitmapLabel(m_bmpNormal);
 328
 329     event.Skip();
 330 }
 331
 332
 333 #if wxUSE_POPUPWIN
 334
 335 #include "wx/popupwin.h"
 336
 337 class wxDatePopupInternal : public wxPopupTransientWindow
 338 {
 339 public:
 340     wxDatePopupInternal(wxWindow *parent) : wxPopupTransientWindow(parent) { }
 341
 342     void ShowAt(int x, int y)
 343     {
 344         Position(wxPoint(x, y), wxSize(0, 0));
 345         Popup();
 346     }
 347
 348     void Hide()
 349     {
 350         Dismiss();
 351     }
 352 };
 353
 354 #else // !wxUSE_POPUPWIN
 355
 356 class wxDatePopupInternal : public wxDialog
 357 {
 358 public:
 359     wxDatePopupInternal(wxWindow *parent)
 360         : wxDialog(parent,
 361                    wxID_ANY,
 362                    wxEmptyString,
 363                    wxDefaultPosition,
 364                    wxDefaultSize,
 365                    wxSIMPLE_BORDER)
 366     {
 367     }
 368
 369     void ShowAt(int x, int y)
 370     {
 371         Show();
 372         Move(x, y);
 373     }
 374
 375     void Hide()
 376     {
 377         wxDialog::Hide();
 378     }
 379 };
 380
 381 #endif // wxUSE_POPUPWIN/!wxUSE_POPUPWIN
 382
 383 // ============================================================================
 384 // wxDatePickerCtrlGeneric implementation
 385 // ============================================================================
 386
 387 BEGIN_EVENT_TABLE(wxDatePickerCtrlGeneric, wxDatePickerCtrlBase)
 388     EVT_BUTTON(CTRLID_BTN, wxDatePickerCtrlGeneric::OnClick)
 389     EVT_TEXT(CTRLID_TXT, wxDatePickerCtrlGeneric::OnText)
 390     EVT_CHILD_FOCUS(wxDatePickerCtrlGeneric::OnChildSetFocus)
 391     EVT_SIZE(wxDatePickerCtrlGeneric::OnSize)
 392 END_EVENT_TABLE()
 393
 394 #ifndef wxHAS_NATIVE_DATEPICKCTRL
 395     IMPLEMENT_DYNAMIC_CLASS(wxDatePickerCtrl, wxControl)
 396 #endif
 397
 398 // ----------------------------------------------------------------------------
 399 // creation
 400 // ----------------------------------------------------------------------------
 401
 402 bool wxDatePickerCtrlGeneric::Create(wxWindow *parent,
 403                                      wxWindowID id,
 404                                      const wxDateTime& date,
 405                                      const wxPoint& pos,
 406                                      const wxSize& size,
 407                                      long style,
 408                                      const wxValidator& validator,
 409                                      const wxString& name)
 410 {
 411     wxASSERT_MSG( !(style & wxDP_SPIN),
 412                   _T("wxDP_SPIN style not supported, use wxDP_DEFAULT") );
 413
 414     if ( !wxControl::Create(parent, id, pos, size,
 415                             style | wxCLIP_CHILDREN | wxWANTS_CHARS,
 416                             validator, name) )
 417
 418     {
 419         return false;
 420     }
 421
 422     InheritAttributes();
 423
 424     m_txt = new wxTextCtrl(this, CTRLID_TXT, wxEmptyString, wxDefaultPosition, wxDefaultSize, TXTCTRL_FLAGS);
 425
 426     m_txt->Connect(wxEVT_KEY_DOWN,
 427                    wxKeyEventHandler(wxDatePickerCtrlGeneric::OnEditKey),
 428                    NULL, this);
 429     m_txt->Connect(wxEVT_KILL_FOCUS,
 430                    wxFocusEventHandler(wxDatePickerCtrlGeneric::OnKillFocus),
 431                    NULL, this);
 432
 433     m_btn = new wxDropdownButton(this, CTRLID_BTN, wxDefaultPosition, wxDefaultSize, wxBU_COMBO);
 434
 435     m_popup = new wxDatePopupInternal(this);
 436     m_popup->SetFont(GetFont());
 437
 438     wxPanel *panel=new wxPanel(m_popup, CTRLID_PAN,
 439                                wxPoint(0, 0), wxDefaultSize,
 440                                wxSUNKEN_BORDER);
 441     m_cal = new wxCalendarCtrl(panel, CTRLID_CAL, wxDefaultDateTime,
 442                                wxPoint(0, 0), wxDefaultSize,
 443                                wxCAL_SHOW_HOLIDAYS | wxSUNKEN_BORDER);
 444     m_cal->Connect(wxEVT_CALENDAR_SEL_CHANGED,
 445                    wxCalendarEventHandler(wxDatePickerCtrlGeneric::OnSelChange),
 446                    NULL, this);
 447     m_cal->Connect(wxEVT_KEY_DOWN,
 448                    wxKeyEventHandler(wxDatePickerCtrlGeneric::OnCalKey),
 449                    NULL, this);
 450     m_cal->Connect(wxEVT_CALENDAR_DOUBLECLICKED,
 451                    wxCalendarEventHandler(wxDatePickerCtrlGeneric::OnSelChange),
 452                    NULL, this);
 453     m_cal->Connect(wxEVT_CALENDAR_DAY_CHANGED,
 454                    wxCalendarEventHandler(wxDatePickerCtrlGeneric::OnSelChange),
 455                    NULL, this);
 456     m_cal->Connect(wxEVT_CALENDAR_MONTH_CHANGED,
 457                    wxCalendarEventHandler(wxDatePickerCtrlGeneric::OnSelChange),
 458                    NULL, this);
 459     m_cal->Connect(wxEVT_CALENDAR_YEAR_CHANGED,
 460                    wxCalendarEventHandler(wxDatePickerCtrlGeneric::OnSelChange),
 461                    NULL, this);
 462
 463     wxWindow *yearControl = m_cal->GetYearControl();
 464
 465     Connect(wxEVT_SET_FOCUS,
 466             wxFocusEventHandler(wxDatePickerCtrlGeneric::OnSetFocus));
 467
 468     wxClientDC dc(yearControl);
 469     dc.SetFont(yearControl->GetFont());
 470     wxCoord width, dummy;
 471     dc.GetTextExtent(wxT("2000"), &width, &dummy);
 472     width += ConvertDialogToPixels(wxSize(20, 0)).x;
 473
 474     wxSize calSize = m_cal->GetBestSize();
 475     wxSize yearSize = yearControl->GetSize();
 476     yearSize.x = width;
 477
 478     wxPoint yearPosition = yearControl->GetPosition();
 479
 480     SetFormat(wxT("%x"));
 481
 482     width = yearPosition.x + yearSize.x+2+CALBORDER/2;
 483     if (width < calSize.x-4)
 484         width = calSize.x-4;
 485
 486     int calPos = (width-calSize.x)/2;
 487     if (calPos == -1)
 488     {
 489         calPos = 0;
 490         width += 2;
 491     }
 492     m_cal->SetSize(calPos, 0, calSize.x, calSize.y);
 493     yearControl->SetSize(width-yearSize.x-CALBORDER/2, yearPosition.y,
 494                          yearSize.x, yearSize.y);
 495     m_cal->GetMonthControl()->Move(0, 0);
 496
 497
 498
 499     panel->SetClientSize(width+CALBORDER/2, calSize.y-2+CALBORDER);
 500     m_popup->SetClientSize(panel->GetSize());
 501     m_popup->Hide();
 502
 503     SetValue(date.IsValid() ? date : wxDateTime::Today());
 504
 505     SetBestFittingSize(size);
 506
 507     SetBackgroundColour(m_txt->GetBackgroundColour());
 508
 509     return true;
 510 }
 511
 512
 513 void wxDatePickerCtrlGeneric::Init()
 514 {
 515     m_popup = NULL;
 516     m_txt = NULL;
 517     m_cal = NULL;
 518     m_btn = NULL;
 519
 520     m_dropped = false;
 521     m_ignoreDrop = false;
 522 }
 523
 524
 525 bool wxDatePickerCtrlGeneric::Destroy()
 526 {
 527     if (m_cal)
 528         m_cal->Destroy();
 529     if (m_popup)
 530         m_popup->Destroy();
 531     if (m_txt)
 532         m_txt->Destroy();
 533     if (m_btn)
 534         m_btn->Destroy();
 535
 536     m_popup = NULL;
 537     m_txt = NULL;
 538     m_cal = NULL;
 539     m_btn = NULL;
 540
 541     return wxControl::Destroy();
 542 }
 543
 544 // ----------------------------------------------------------------------------
 545 // overridden base class methods
 546 // ----------------------------------------------------------------------------
 547
 548 void wxDatePickerCtrlGeneric::DoMoveWindow(int x, int y, int w, int h)
 549 {
 550     wxControl::DoMoveWindow(x, y, w, h);
 551
 552     if (m_dropped)
 553         DropDown(true);
 554 }
 555
 556 wxSize wxDatePickerCtrlGeneric::DoGetBestSize() const
 557 {
 558     int bh=m_btn->GetBestSize().y;
 559     int eh=m_txt->GetBestSize().y;
 560     return wxSize(DEFAULT_ITEM_WIDTH, bh > eh ? bh : eh);
 561 }
 562
 563
 564 bool wxDatePickerCtrlGeneric::Show(bool show)
 565 {
 566     if ( !wxControl::Show(show) )
 567     {
 568         return false;
 569     }
 570
 571     if ( !show )
 572     {
 573         if ( m_popup )
 574         {
 575             m_popup->Hide();
 576             m_dropped = false;
 577         }
 578     }
 579
 580     return true;
 581 }
 582
 583
 584 bool wxDatePickerCtrlGeneric::Enable(bool enable)
 585 {
 586     if ( !wxControl::Enable(enable) )
 587     {
 588         return false;
 589     }
 590
 591     if ( !enable )
 592     {
 593         if ( m_popup )
 594             m_popup->Hide();
 595     }
 596
 597     if ( m_btn )
 598         m_btn->Enable(enable);
 599
 600     return true;
 601 }
 602
 603 // ----------------------------------------------------------------------------
 604 // wxDatePickerCtrlGeneric API
 605 // ----------------------------------------------------------------------------
 606
 607 bool
 608 wxDatePickerCtrlGeneric::SetDateRange(const wxDateTime& lowerdate,
 609                                       const wxDateTime& upperdate)
 610 {
 611     return m_cal->SetDateRange(lowerdate, upperdate);
 612 }
 613
 614 bool wxDatePickerCtrlGeneric::SetFormat(const wxChar *fmt)
 615 {
 616     wxDateTime dt;
 617     dt.ParseFormat(wxT("2003-10-13"), wxT("%Y-%m-%d"));
 618     wxString str=dt.Format(fmt);
 619     wxChar *p=(wxChar*)str.c_str();
 620
 621     m_format=wxEmptyString;
 622
 623     while (*p)
 624     {
 625         int n=wxAtoi(p);
 626         if (n == dt.GetDay())
 627         {
 628             m_format.Append(wxT("%d"));
 629             p += 2;
 630         }
 631         else if (n == (int)dt.GetMonth()+1)
 632         {
 633             m_format.Append(wxT("%m"));
 634             p += 2;
 635         }
 636         else if (n == dt.GetYear())
 637         {
 638             m_format.Append(wxT("%Y"));
 639             p += 4;
 640         }
 641         else if (n == (dt.GetYear() % 100))
 642         {
 643             if (GetWindowStyle() & wxDP_SHOWCENTURY)
 644                 m_format.Append(wxT("%Y"));
 645             else
 646                 m_format.Append(wxT("%y"));
 647             p += 2;
 648         }
 649         else
 650             m_format.Append(*p++);
 651     }
 652
 653     if (m_txt)
 654     {
 655         wxArrayString allowedChars;
 656         for ( wxChar c = _T('0'); c <= _T('9'); c++ )
 657             allowedChars.Add(wxString(c, 1));
 658
 659         const wxChar *p = m_format.c_str();
 660         while (*p)
 661         {
 662             if (*p == '%')
 663                 p += 2;
 664             else
 665                 allowedChars.Add(wxString(*p++, 1));
 666         }
 667
 668 #if wxUSE_VALIDATORS
 669         wxTextValidator tv(wxFILTER_INCLUDE_CHAR_LIST);
 670         tv.SetIncludes(allowedChars);
 671         m_txt->SetValidator(tv);
 672 #endif
 673
 674         if (m_currentDate.IsValid())
 675             m_txt->SetValue(m_currentDate.Format(m_format));
 676     }
 677
 678     return true;
 679 }
 680
 681
 682 wxDateTime wxDatePickerCtrlGeneric::GetValue() const
 683 {
 684     return m_currentDate;
 685 }
 686
 687
 688 void wxDatePickerCtrlGeneric::SetValue(const wxDateTime& date)
 689 {
 690     if (m_cal)
 691     {
 692         if (date.IsValid())
 693             m_txt->SetValue(date.Format(m_format));
 694         else
 695         {
 696             wxASSERT_MSG( HasFlag(wxDP_ALLOWNONE),
 697                             _T("this control must have a valid date") );
 698
 699             m_txt->SetValue(wxEmptyString);
 700         }
 701
 702         m_currentDate = date;
 703     }
 704 }
 705
 706
 707 bool wxDatePickerCtrlGeneric::GetRange(wxDateTime *dt1, wxDateTime *dt2) const
 708 {
 709     if (dt1)
 710         *dt1 = m_cal->GetLowerDateLimit();
 711     if (dt1)
 712         *dt2 = m_cal->GetUpperDateLimit();
 713     return true;
 714 }
 715
 716
 717 void
 718 wxDatePickerCtrlGeneric::SetRange(const wxDateTime &dt1, const wxDateTime &dt2)
 719 {
 720     m_cal->SetDateRange(dt1, dt2);
 721 }
 722
 723 // ----------------------------------------------------------------------------
 724 // event handlers
 725 // ----------------------------------------------------------------------------
 726
 727 void wxDatePickerCtrlGeneric::DropDown(bool down)
 728 {
 729     if (m_popup)
 730     {
 731         if (down)
 732         {
 733             wxDateTime dt;
 734             if (!m_txt->GetValue().empty())
 735                 dt.ParseFormat(m_txt->GetValue(), m_format);
 736
 737             if (dt.IsValid())
 738                 m_cal->SetDate(dt);
 739             else
 740                 m_cal->SetDate(wxDateTime::Today());
 741
 742             wxPoint pos=GetParent()->ClientToScreen(GetPosition());
 743             m_popup->ShowAt(pos.x, pos.y + GetSize().y);
 744             m_dropped = true;
 745             m_cal->SetFocus();
 746         }
 747         else
 748         {
 749             if (m_dropped)
 750                 m_popup->Hide();
 751             m_dropped = false;
 752         }
 753     }
 754 }
 755
 756
 757 void wxDatePickerCtrlGeneric::OnSize(wxSizeEvent& event)
 758 {
 759     if ( m_btn )
 760     {
 761         wxSize sz = GetClientSize();
 762
 763         wxSize bs=m_btn->GetSize();
 764         int eh=m_txt->GetBestSize().y;
 765
 766         m_txt->SetSize(0, TXTPOSY, sz.x-bs.x, sz.y > eh ? eh-TXTPOSY : sz.y-TXTPOSY);
 767         m_btn->SetSize(sz.x - bs.x, 0, bs.x, sz.y);
 768     }
 769
 770     event.Skip();
 771 }
 772
 773
 774 void wxDatePickerCtrlGeneric::OnChildSetFocus(wxChildFocusEvent &ev)
 775 {
 776     ev.Skip();
 777     m_ignoreDrop = false;
 778
 779     wxWindow  *w=(wxWindow*)ev.GetEventObject();
 780     while (w)
 781     {
 782         if (w == m_popup)
 783             return;
 784         w = w->GetParent();
 785     }
 786
 787     if (m_dropped)
 788     {
 789         DropDown(false);
 790         if (::wxFindWindowAtPoint(::wxGetMousePosition()) == m_btn)
 791             m_ignoreDrop = true;
 792     }
 793 }
 794
 795
 796 void wxDatePickerCtrlGeneric::OnClick(wxCommandEvent& WXUNUSED(event))
 797 {
 798     if (m_ignoreDrop)
 799     {
 800         m_ignoreDrop = false;
 801         m_txt->SetFocus();
 802     }
 803     else
 804     {
 805         DropDown();
 806         m_cal->SetFocus();
 807     }
 808 }
 809
 810
 811 void wxDatePickerCtrlGeneric::OnSetFocus(wxFocusEvent& WXUNUSED(ev))
 812 {
 813     if (m_txt)
 814     {
 815         m_txt->SetFocus();
 816         m_txt->SetSelection(-1, -1); // select everything
 817     }
 818 }
 819
 820
 821 void wxDatePickerCtrlGeneric::OnKillFocus(wxFocusEvent &ev)
 822 {
 823     ev.Skip();
 824
 825     wxDateTime dt;
 826     dt.ParseFormat(m_txt->GetValue(), m_format);
 827     if ( !dt.IsValid() )
 828     {
 829         if ( !HasFlag(wxDP_ALLOWNONE) )
 830             dt = m_currentDate;
 831     }
 832
 833     if(dt.IsValid())
 834         m_txt->SetValue(dt.Format(m_format));
 835     else
 836         m_txt->SetValue(wxEmptyString);
 837
 838     // notify that we had to change the date after validation
 839     if ( (dt.IsValid() && m_currentDate != dt) ||
 840             (!dt.IsValid() && m_currentDate.IsValid()) )
 841     {
 842         m_currentDate = dt;
 843         wxDateEvent event(this, dt, wxEVT_DATE_CHANGED);
 844         GetEventHandler()->ProcessEvent(event);
 845     }
 846 }
 847
 848
 849 void wxDatePickerCtrlGeneric::OnSelChange(wxCalendarEvent &ev)
 850 {
 851     if (m_cal)
 852     {
 853         m_currentDate = m_cal->GetDate();
 854         m_txt->SetValue(m_currentDate.Format(m_format));
 855         if (ev.GetEventType() == wxEVT_CALENDAR_DOUBLECLICKED)
 856         {
 857             DropDown(false);
 858             m_txt->SetFocus();
 859         }
 860     }
 861     ev.SetEventObject(this);
 862     ev.SetId(GetId());
 863     GetParent()->ProcessEvent(ev);
 864
 865     wxDateEvent dev(this, ev.GetDate(), wxEVT_DATE_CHANGED);
 866     GetParent()->ProcessEvent(dev);
 867 }
 868
 869
 870 void wxDatePickerCtrlGeneric::OnText(wxCommandEvent &ev)
 871 {
 872     ev.SetEventObject(this);
 873     ev.SetId(GetId());
 874     GetParent()->ProcessEvent(ev);
 875
 876     // We'll create an additional event if the date is valid.
 877     // If the date isn't valid, the user's probably in the middle of typing
 878     wxString txt = m_txt->GetValue();
 879     wxDateTime dt;
 880     if (!txt.empty())
 881     {
 882         dt.ParseFormat(txt, m_format);
 883         if (!dt.IsValid())
 884             return;
 885     }
 886
 887     wxCalendarEvent cev(m_cal, wxEVT_CALENDAR_SEL_CHANGED);
 888     cev.SetEventObject(this);
 889     cev.SetId(GetId());
 890     cev.SetDate(dt);
 891
 892     GetParent()->ProcessEvent(cev);
 893
 894     wxDateEvent dev(this, dt, wxEVT_DATE_CHANGED);
 895     GetParent()->ProcessEvent(dev);
 896 }
 897
 898
 899 void wxDatePickerCtrlGeneric::OnEditKey(wxKeyEvent & ev)
 900 {
 901     if (ev.GetKeyCode() == WXK_DOWN && !ev.HasModifiers())
 902         DropDown(true);
 903     else
 904         ev.Skip();
 905 }
 906
 907
 908 void wxDatePickerCtrlGeneric::OnCalKey(wxKeyEvent & ev)
 909 {
 910     if (ev.GetKeyCode() == WXK_ESCAPE && !ev.HasModifiers())
 911         DropDown(false);
 912     else
 913         ev.Skip();
 914 }
 915
 916 #endif // wxUSE_DATEPICKCTRL_GENERIC
 917
 918 #endif // wxUSE_DATEPICKCTRL
 919