| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: generic/calctrl.cpp |
| 3 | // Purpose: implementation fo the generic wxCalendarCtrl |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 29.12.99 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> |
| 9 | // Licence: wxWindows license |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #ifdef __GNUG__ |
| 21 | #pragma implementation "calctrl.h" |
| 22 | #endif |
| 23 | |
| 24 | // For compilers that support precompilation, includes "wx.h". |
| 25 | #include "wx/wxprec.h" |
| 26 | |
| 27 | #ifdef __BORLANDC__ |
| 28 | #pragma hdrstop |
| 29 | #endif |
| 30 | |
| 31 | #ifndef WX_PRECOMP |
| 32 | #include "wx/dcclient.h" |
| 33 | #include "wx/settings.h" |
| 34 | #include "wx/brush.h" |
| 35 | #include "wx/combobox.h" |
| 36 | #include "wx/stattext.h" |
| 37 | #endif //WX_PRECOMP |
| 38 | |
| 39 | #if wxUSE_CALENDARCTRL |
| 40 | |
| 41 | #include "wx/calctrl.h" |
| 42 | |
| 43 | #define DEBUG_PAINT 0 |
| 44 | |
| 45 | // ---------------------------------------------------------------------------- |
| 46 | // private classes |
| 47 | // ---------------------------------------------------------------------------- |
| 48 | |
| 49 | class wxMonthComboBox : public wxComboBox |
| 50 | { |
| 51 | public: |
| 52 | wxMonthComboBox(wxCalendarCtrl *cal); |
| 53 | |
| 54 | void OnMonthChange(wxCommandEvent& event) { m_cal->OnMonthChange(event); } |
| 55 | |
| 56 | private: |
| 57 | wxCalendarCtrl *m_cal; |
| 58 | |
| 59 | DECLARE_EVENT_TABLE() |
| 60 | }; |
| 61 | |
| 62 | class wxYearSpinCtrl : public wxSpinCtrl |
| 63 | { |
| 64 | public: |
| 65 | wxYearSpinCtrl(wxCalendarCtrl *cal); |
| 66 | |
| 67 | void OnYearChange(wxSpinEvent& event) { m_cal->OnYearChange(event); } |
| 68 | |
| 69 | private: |
| 70 | wxCalendarCtrl *m_cal; |
| 71 | |
| 72 | DECLARE_EVENT_TABLE() |
| 73 | }; |
| 74 | |
| 75 | // ---------------------------------------------------------------------------- |
| 76 | // wxWin macros |
| 77 | // ---------------------------------------------------------------------------- |
| 78 | |
| 79 | BEGIN_EVENT_TABLE(wxCalendarCtrl, wxControl) |
| 80 | EVT_PAINT(wxCalendarCtrl::OnPaint) |
| 81 | |
| 82 | EVT_CHAR(wxCalendarCtrl::OnChar) |
| 83 | |
| 84 | EVT_LEFT_DOWN(wxCalendarCtrl::OnClick) |
| 85 | EVT_LEFT_DCLICK(wxCalendarCtrl::OnDClick) |
| 86 | END_EVENT_TABLE() |
| 87 | |
| 88 | BEGIN_EVENT_TABLE(wxMonthComboBox, wxComboBox) |
| 89 | EVT_COMBOBOX(-1, wxMonthComboBox::OnMonthChange) |
| 90 | END_EVENT_TABLE() |
| 91 | |
| 92 | BEGIN_EVENT_TABLE(wxYearSpinCtrl, wxSpinCtrl) |
| 93 | EVT_SPINCTRL(-1, wxYearSpinCtrl::OnYearChange) |
| 94 | END_EVENT_TABLE() |
| 95 | |
| 96 | IMPLEMENT_DYNAMIC_CLASS(wxCalendarCtrl, wxControl) |
| 97 | IMPLEMENT_DYNAMIC_CLASS(wxCalendarEvent, wxCommandEvent) |
| 98 | |
| 99 | // ---------------------------------------------------------------------------- |
| 100 | // events |
| 101 | // ---------------------------------------------------------------------------- |
| 102 | |
| 103 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_SEL_CHANGED) |
| 104 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_DAY_CHANGED) |
| 105 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_MONTH_CHANGED) |
| 106 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_YEAR_CHANGED) |
| 107 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_DOUBLECLICKED) |
| 108 | DEFINE_EVENT_TYPE(wxEVT_CALENDAR_WEEKDAY_CLICKED) |
| 109 | |
| 110 | // ============================================================================ |
| 111 | // implementation |
| 112 | // ============================================================================ |
| 113 | |
| 114 | // ---------------------------------------------------------------------------- |
| 115 | // wxMonthComboBox and wxYearSpinCtrl |
| 116 | // ---------------------------------------------------------------------------- |
| 117 | |
| 118 | wxMonthComboBox::wxMonthComboBox(wxCalendarCtrl *cal) |
| 119 | : wxComboBox(cal->GetParent(), -1, |
| 120 | wxEmptyString, |
| 121 | wxDefaultPosition, |
| 122 | wxDefaultSize, |
| 123 | 0, NULL, |
| 124 | wxCB_READONLY) |
| 125 | { |
| 126 | m_cal = cal; |
| 127 | |
| 128 | wxDateTime::Month m; |
| 129 | for ( m = wxDateTime::Jan; m < wxDateTime::Inv_Month; wxNextMonth(m) ) |
| 130 | { |
| 131 | Append(wxDateTime::GetMonthName(m)); |
| 132 | } |
| 133 | |
| 134 | SetSelection(m_cal->GetDate().GetMonth()); |
| 135 | SetSize(-1, -1, -1, -1, wxSIZE_AUTO_WIDTH|wxSIZE_AUTO_HEIGHT); |
| 136 | } |
| 137 | |
| 138 | wxYearSpinCtrl::wxYearSpinCtrl(wxCalendarCtrl *cal) |
| 139 | : wxSpinCtrl(cal->GetParent(), -1, |
| 140 | cal->GetDate().Format(_T("%Y")), |
| 141 | wxDefaultPosition, |
| 142 | wxDefaultSize, |
| 143 | wxSP_ARROW_KEYS, |
| 144 | -4300, 10000, cal->GetDate().GetYear()) |
| 145 | { |
| 146 | m_cal = cal; |
| 147 | } |
| 148 | |
| 149 | // ---------------------------------------------------------------------------- |
| 150 | // wxCalendarCtrl |
| 151 | // ---------------------------------------------------------------------------- |
| 152 | |
| 153 | void wxCalendarCtrl::Init() |
| 154 | { |
| 155 | m_comboMonth = NULL; |
| 156 | m_spinYear = NULL; |
| 157 | |
| 158 | m_widthCol = |
| 159 | m_heightRow = 0; |
| 160 | |
| 161 | wxDateTime::WeekDay wd; |
| 162 | for ( wd = wxDateTime::Sun; wd < wxDateTime::Inv_WeekDay; wxNextWDay(wd) ) |
| 163 | { |
| 164 | m_weekdays[wd] = wxDateTime::GetWeekDayName(wd, wxDateTime::Name_Abbr); |
| 165 | } |
| 166 | |
| 167 | for ( size_t n = 0; n < WXSIZEOF(m_attrs); n++ ) |
| 168 | { |
| 169 | m_attrs[n] = NULL; |
| 170 | } |
| 171 | |
| 172 | wxSystemSettings ss; |
| 173 | m_colHighlightFg = ss.GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT); |
| 174 | m_colHighlightBg = ss.GetSystemColour(wxSYS_COLOUR_HIGHLIGHT); |
| 175 | |
| 176 | m_colHolidayFg = *wxRED; |
| 177 | // don't set m_colHolidayBg - by default, same as our bg colour |
| 178 | |
| 179 | m_colHeaderFg = *wxBLUE; |
| 180 | m_colHeaderBg = *wxLIGHT_GREY; |
| 181 | } |
| 182 | |
| 183 | bool wxCalendarCtrl::Create(wxWindow * WXUNUSED(parent), |
| 184 | wxWindowID WXUNUSED(id), |
| 185 | const wxDateTime& date, |
| 186 | const wxPoint& WXUNUSED(pos), |
| 187 | const wxSize& size, |
| 188 | long style, |
| 189 | const wxString& WXUNUSED(name)) |
| 190 | { |
| 191 | // needed to get the arrow keys normally used for the dialog navigation |
| 192 | SetWindowStyle(style | wxWANTS_CHARS); |
| 193 | |
| 194 | m_date = date.IsValid() ? date : wxDateTime::Today(); |
| 195 | |
| 196 | m_spinYear = new wxYearSpinCtrl(this); |
| 197 | m_staticYear = new wxStaticText(GetParent(), -1, m_date.Format(_T("%Y")), |
| 198 | wxDefaultPosition, wxDefaultSize, |
| 199 | wxALIGN_CENTRE); |
| 200 | |
| 201 | m_comboMonth = new wxMonthComboBox(this); |
| 202 | m_staticMonth = new wxStaticText(GetParent(), -1, m_date.Format(_T("%B")), |
| 203 | wxDefaultPosition, wxDefaultSize, |
| 204 | wxALIGN_CENTRE); |
| 205 | |
| 206 | ShowCurrentControls(); |
| 207 | |
| 208 | wxSize sizeReal; |
| 209 | if ( size.x == -1 || size.y == -1 ) |
| 210 | { |
| 211 | sizeReal = DoGetBestSize(); |
| 212 | if ( size.x != -1 ) |
| 213 | sizeReal.x = size.x; |
| 214 | if ( size.y != -1 ) |
| 215 | sizeReal.y = size.y; |
| 216 | } |
| 217 | else |
| 218 | { |
| 219 | sizeReal = size; |
| 220 | } |
| 221 | |
| 222 | SetSize(sizeReal); |
| 223 | |
| 224 | SetBackgroundColour(*wxWHITE); |
| 225 | SetFont(*wxSWISS_FONT); |
| 226 | |
| 227 | SetHolidayAttrs(); |
| 228 | |
| 229 | return TRUE; |
| 230 | } |
| 231 | |
| 232 | wxCalendarCtrl::~wxCalendarCtrl() |
| 233 | { |
| 234 | for ( size_t n = 0; n < WXSIZEOF(m_attrs); n++ ) |
| 235 | { |
| 236 | delete m_attrs[n]; |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | // ---------------------------------------------------------------------------- |
| 241 | // forward wxWin functions to subcontrols |
| 242 | // ---------------------------------------------------------------------------- |
| 243 | |
| 244 | bool wxCalendarCtrl::Show(bool show) |
| 245 | { |
| 246 | if ( !wxControl::Show(show) ) |
| 247 | { |
| 248 | return FALSE; |
| 249 | } |
| 250 | |
| 251 | GetMonthControl()->Show(show); |
| 252 | GetYearControl()->Show(show); |
| 253 | |
| 254 | return TRUE; |
| 255 | } |
| 256 | |
| 257 | bool wxCalendarCtrl::Enable(bool enable) |
| 258 | { |
| 259 | if ( !wxControl::Enable(enable) ) |
| 260 | { |
| 261 | return FALSE; |
| 262 | } |
| 263 | |
| 264 | GetMonthControl()->Enable(enable); |
| 265 | GetYearControl()->Enable(enable); |
| 266 | |
| 267 | return TRUE; |
| 268 | } |
| 269 | |
| 270 | // ---------------------------------------------------------------------------- |
| 271 | // enable/disable month/year controls |
| 272 | // ---------------------------------------------------------------------------- |
| 273 | |
| 274 | void wxCalendarCtrl::ShowCurrentControls() |
| 275 | { |
| 276 | if ( AllowMonthChange() ) |
| 277 | { |
| 278 | m_comboMonth->Show(); |
| 279 | m_staticMonth->Hide(); |
| 280 | |
| 281 | if ( AllowYearChange() ) |
| 282 | { |
| 283 | m_spinYear->Show(); |
| 284 | m_staticYear->Hide(); |
| 285 | |
| 286 | // skip the rest |
| 287 | return; |
| 288 | } |
| 289 | } |
| 290 | else |
| 291 | { |
| 292 | m_comboMonth->Hide(); |
| 293 | m_staticMonth->Show(); |
| 294 | } |
| 295 | |
| 296 | // year change not allowed here |
| 297 | m_spinYear->Hide(); |
| 298 | m_staticYear->Show(); |
| 299 | } |
| 300 | |
| 301 | wxControl *wxCalendarCtrl::GetMonthControl() const |
| 302 | { |
| 303 | return AllowMonthChange() ? (wxControl *)m_comboMonth : (wxControl *)m_staticMonth; |
| 304 | } |
| 305 | |
| 306 | wxControl *wxCalendarCtrl::GetYearControl() const |
| 307 | { |
| 308 | return AllowYearChange() ? (wxControl *)m_spinYear : (wxControl *)m_staticYear; |
| 309 | } |
| 310 | |
| 311 | void wxCalendarCtrl::EnableYearChange(bool enable) |
| 312 | { |
| 313 | if ( enable != AllowYearChange() ) |
| 314 | { |
| 315 | long style = GetWindowStyle(); |
| 316 | if ( enable ) |
| 317 | style &= ~wxCAL_NO_YEAR_CHANGE; |
| 318 | else |
| 319 | style |= wxCAL_NO_YEAR_CHANGE; |
| 320 | SetWindowStyle(style); |
| 321 | |
| 322 | ShowCurrentControls(); |
| 323 | } |
| 324 | } |
| 325 | |
| 326 | void wxCalendarCtrl::EnableMonthChange(bool enable) |
| 327 | { |
| 328 | if ( enable != AllowMonthChange() ) |
| 329 | { |
| 330 | long style = GetWindowStyle(); |
| 331 | if ( enable ) |
| 332 | style &= ~wxCAL_NO_MONTH_CHANGE; |
| 333 | else |
| 334 | style |= wxCAL_NO_MONTH_CHANGE; |
| 335 | SetWindowStyle(style); |
| 336 | |
| 337 | ShowCurrentControls(); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | // ---------------------------------------------------------------------------- |
| 342 | // changing date |
| 343 | // ---------------------------------------------------------------------------- |
| 344 | |
| 345 | void wxCalendarCtrl::SetDate(const wxDateTime& date) |
| 346 | { |
| 347 | bool sameMonth = m_date.GetMonth() == date.GetMonth(), |
| 348 | sameYear = m_date.GetYear() == date.GetYear(); |
| 349 | |
| 350 | if ( sameMonth && sameYear ) |
| 351 | { |
| 352 | // just change the day |
| 353 | ChangeDay(date); |
| 354 | } |
| 355 | else |
| 356 | { |
| 357 | if ( !AllowMonthChange() || (!AllowYearChange() && !sameYear) ) |
| 358 | { |
| 359 | // forbidden |
| 360 | return; |
| 361 | } |
| 362 | |
| 363 | // change everything |
| 364 | m_date = date; |
| 365 | |
| 366 | // update the controls |
| 367 | m_comboMonth->SetSelection(m_date.GetMonth()); |
| 368 | |
| 369 | if ( AllowYearChange() ) |
| 370 | { |
| 371 | m_spinYear->SetValue(m_date.Format(_T("%Y"))); |
| 372 | } |
| 373 | |
| 374 | // as the month changed, holidays did too |
| 375 | SetHolidayAttrs(); |
| 376 | |
| 377 | // update the calendar |
| 378 | Refresh(); |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | void wxCalendarCtrl::ChangeDay(const wxDateTime& date) |
| 383 | { |
| 384 | if ( m_date != date ) |
| 385 | { |
| 386 | // we need to refresh the row containing the old date and the one |
| 387 | // containing the new one |
| 388 | wxDateTime dateOld = m_date; |
| 389 | m_date = date; |
| 390 | |
| 391 | RefreshDate(dateOld); |
| 392 | |
| 393 | // if the date is in the same row, it was already drawn correctly |
| 394 | if ( GetWeek(m_date) != GetWeek(dateOld) ) |
| 395 | { |
| 396 | RefreshDate(m_date); |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | void wxCalendarCtrl::SetDateAndNotify(const wxDateTime& date) |
| 402 | { |
| 403 | wxDateTime::Tm tm1 = m_date.GetTm(), |
| 404 | tm2 = date.GetTm(); |
| 405 | |
| 406 | wxEventType type; |
| 407 | if ( tm1.year != tm2.year ) |
| 408 | type = wxEVT_CALENDAR_YEAR_CHANGED; |
| 409 | else if ( tm1.mon != tm2.mon ) |
| 410 | type = wxEVT_CALENDAR_MONTH_CHANGED; |
| 411 | else if ( tm1.mday != tm2.mday ) |
| 412 | type = wxEVT_CALENDAR_DAY_CHANGED; |
| 413 | else |
| 414 | return; |
| 415 | |
| 416 | SetDate(date); |
| 417 | |
| 418 | GenerateEvents(type, wxEVT_CALENDAR_SEL_CHANGED); |
| 419 | } |
| 420 | |
| 421 | // ---------------------------------------------------------------------------- |
| 422 | // date helpers |
| 423 | // ---------------------------------------------------------------------------- |
| 424 | |
| 425 | wxDateTime wxCalendarCtrl::GetStartDate() const |
| 426 | { |
| 427 | wxDateTime::Tm tm = m_date.GetTm(); |
| 428 | |
| 429 | wxDateTime date = wxDateTime(1, tm.mon, tm.year); |
| 430 | |
| 431 | // rewind back |
| 432 | date.SetToPrevWeekDay(GetWindowStyle() & wxCAL_MONDAY_FIRST |
| 433 | ? wxDateTime::Mon : wxDateTime::Sun); |
| 434 | |
| 435 | return date; |
| 436 | } |
| 437 | |
| 438 | bool wxCalendarCtrl::IsDateShown(const wxDateTime& date) const |
| 439 | { |
| 440 | return date.GetMonth() == m_date.GetMonth(); |
| 441 | } |
| 442 | |
| 443 | size_t wxCalendarCtrl::GetWeek(const wxDateTime& date) const |
| 444 | { |
| 445 | return date.GetWeekOfMonth(GetWindowStyle() & wxCAL_MONDAY_FIRST |
| 446 | ? wxDateTime::Monday_First |
| 447 | : wxDateTime::Sunday_First); |
| 448 | } |
| 449 | |
| 450 | // ---------------------------------------------------------------------------- |
| 451 | // size management |
| 452 | // ---------------------------------------------------------------------------- |
| 453 | |
| 454 | // this is a composite control and it must arrange its parts each time its |
| 455 | // size or position changes: the combobox and spinctrl are along the top of |
| 456 | // the available area and the calendar takes up therest of the space |
| 457 | |
| 458 | // the static controls are supposed to be always smaller than combo/spin so we |
| 459 | // always use the latter for size calculations and position the static to take |
| 460 | // the same space |
| 461 | |
| 462 | // the constants used for the layout |
| 463 | #define VERT_MARGIN 5 // distance between combo and calendar |
| 464 | #define HORZ_MARGIN 15 // spin |
| 465 | |
| 466 | wxSize wxCalendarCtrl::DoGetBestSize() const |
| 467 | { |
| 468 | // calc the size of the calendar |
| 469 | ((wxCalendarCtrl *)this)->RecalcGeometry(); // const_cast |
| 470 | |
| 471 | wxCoord width = 7*m_widthCol, |
| 472 | height = 7*m_heightRow; |
| 473 | |
| 474 | // the combobox doesn't report its height correctly (it returns the |
| 475 | // height including the drop down list) so don't use it |
| 476 | height += VERT_MARGIN + m_spinYear->GetBestSize().y; |
| 477 | |
| 478 | if ( GetWindowStyle() & (wxRAISED_BORDER | wxSUNKEN_BORDER) ) |
| 479 | { |
| 480 | // the border would clip the last line otherwise |
| 481 | height += 6; |
| 482 | } |
| 483 | |
| 484 | return wxSize(width, height); |
| 485 | } |
| 486 | |
| 487 | void wxCalendarCtrl::DoSetSize(int x, int y, |
| 488 | int width, int height, |
| 489 | int sizeFlags) |
| 490 | { |
| 491 | wxControl::DoSetSize(x, y, width, height, sizeFlags); |
| 492 | } |
| 493 | |
| 494 | void wxCalendarCtrl::DoMoveWindow(int x, int y, int width, int height) |
| 495 | { |
| 496 | wxSize sizeCombo = m_comboMonth->GetSize(); |
| 497 | wxSize sizeStatic = m_staticMonth->GetSize(); |
| 498 | |
| 499 | int dy = (sizeCombo.y - sizeStatic.y) / 2; |
| 500 | m_comboMonth->Move(x, y); |
| 501 | m_staticMonth->SetSize(x, y + dy, sizeCombo.x, sizeStatic.y); |
| 502 | |
| 503 | int xDiff = sizeCombo.x + HORZ_MARGIN; |
| 504 | m_spinYear->SetSize(x + xDiff, y, width - xDiff, sizeCombo.y); |
| 505 | m_staticYear->SetSize(x + xDiff, y + dy, width - xDiff, sizeStatic.y); |
| 506 | |
| 507 | wxSize sizeSpin = m_spinYear->GetSize(); |
| 508 | int yDiff = wxMax(sizeSpin.y, sizeCombo.y) + VERT_MARGIN; |
| 509 | |
| 510 | wxControl::DoMoveWindow(x, y + yDiff, width, height - yDiff); |
| 511 | } |
| 512 | |
| 513 | void wxCalendarCtrl::DoGetPosition(int *x, int *y) const |
| 514 | { |
| 515 | wxControl::DoGetPosition(x, y); |
| 516 | |
| 517 | // our real top corner is not in this position |
| 518 | if ( y ) |
| 519 | { |
| 520 | *y -= GetMonthControl()->GetSize().y + VERT_MARGIN; |
| 521 | } |
| 522 | } |
| 523 | |
| 524 | void wxCalendarCtrl::DoGetSize(int *width, int *height) const |
| 525 | { |
| 526 | wxControl::DoGetSize(width, height); |
| 527 | |
| 528 | // our real height is bigger |
| 529 | if ( height ) |
| 530 | { |
| 531 | *height += GetMonthControl()->GetSize().y + VERT_MARGIN; |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | void wxCalendarCtrl::RecalcGeometry() |
| 536 | { |
| 537 | if ( m_widthCol != 0 ) |
| 538 | return; |
| 539 | |
| 540 | wxClientDC dc(this); |
| 541 | |
| 542 | dc.SetFont(m_font); |
| 543 | |
| 544 | // determine the column width (we assume that the weekday names are always |
| 545 | // wider (in any language) than the numbers) |
| 546 | m_widthCol = 0; |
| 547 | wxDateTime::WeekDay wd; |
| 548 | for ( wd = wxDateTime::Sun; wd < wxDateTime::Inv_WeekDay; wxNextWDay(wd) ) |
| 549 | { |
| 550 | wxCoord width; |
| 551 | dc.GetTextExtent(m_weekdays[wd], &width, &m_heightRow); |
| 552 | if ( width > m_widthCol ) |
| 553 | { |
| 554 | m_widthCol = width; |
| 555 | } |
| 556 | } |
| 557 | |
| 558 | // leave some margins |
| 559 | m_widthCol += 2; |
| 560 | m_heightRow += 2; |
| 561 | } |
| 562 | |
| 563 | // ---------------------------------------------------------------------------- |
| 564 | // drawing |
| 565 | // ---------------------------------------------------------------------------- |
| 566 | |
| 567 | void wxCalendarCtrl::OnPaint(wxPaintEvent& WXUNUSED(event)) |
| 568 | { |
| 569 | wxPaintDC dc(this); |
| 570 | |
| 571 | dc.SetFont(m_font); |
| 572 | |
| 573 | RecalcGeometry(); |
| 574 | |
| 575 | #if DEBUG_PAINT |
| 576 | wxLogDebug("--- starting to paint, selection: %s, week %u\n", |
| 577 | m_date.Format("%a %d-%m-%Y %H:%M:%S").c_str(), |
| 578 | GetWeek(m_date)); |
| 579 | #endif |
| 580 | |
| 581 | // first draw the week days |
| 582 | if ( IsExposed(0, 0, 7*m_widthCol, m_heightRow) ) |
| 583 | { |
| 584 | #if DEBUG_PAINT |
| 585 | wxLogDebug("painting the header"); |
| 586 | #endif |
| 587 | |
| 588 | dc.SetBackgroundMode(wxTRANSPARENT); |
| 589 | dc.SetTextForeground(m_colHeaderFg); |
| 590 | dc.SetBrush(wxBrush(m_colHeaderBg, wxSOLID)); |
| 591 | dc.SetPen(wxPen(m_colHeaderBg, 1, wxSOLID)); |
| 592 | dc.DrawRectangle(0, 0, 7*m_widthCol, m_heightRow); |
| 593 | |
| 594 | bool startOnMonday = (GetWindowStyle() & wxCAL_MONDAY_FIRST) != 0; |
| 595 | for ( size_t wd = 0; wd < 7; wd++ ) |
| 596 | { |
| 597 | size_t n; |
| 598 | if ( startOnMonday ) |
| 599 | n = wd == 6 ? 0 : wd + 1; |
| 600 | else |
| 601 | n = wd; |
| 602 | |
| 603 | dc.DrawText(m_weekdays[n], wd*m_widthCol + 1, 0); |
| 604 | } |
| 605 | } |
| 606 | |
| 607 | // then the calendar itself |
| 608 | dc.SetTextForeground(*wxBLACK); |
| 609 | //dc.SetFont(*wxNORMAL_FONT); |
| 610 | |
| 611 | wxCoord y = m_heightRow; |
| 612 | |
| 613 | wxDateTime date = GetStartDate(); |
| 614 | #if DEBUG_PAINT |
| 615 | wxLogDebug("starting calendar from %s\n", |
| 616 | date.Format("%a %d-%m-%Y %H:%M:%S").c_str()); |
| 617 | #endif |
| 618 | |
| 619 | dc.SetBackgroundMode(wxSOLID); |
| 620 | for ( size_t nWeek = 1; nWeek <= 6; nWeek++, y += m_heightRow ) |
| 621 | { |
| 622 | // if the update region doesn't intersect this row, don't paint it |
| 623 | if ( !IsExposed(0, y, 7*m_widthCol, m_heightRow - 1) ) |
| 624 | { |
| 625 | date += wxDateSpan::Week(); |
| 626 | |
| 627 | continue; |
| 628 | } |
| 629 | |
| 630 | #if DEBUG_PAINT |
| 631 | wxLogDebug("painting week %d at y = %d\n", nWeek, y); |
| 632 | #endif |
| 633 | |
| 634 | for ( size_t wd = 0; wd < 7; wd++ ) |
| 635 | { |
| 636 | if ( IsDateShown(date) ) |
| 637 | { |
| 638 | // don't use wxDate::Format() which prepends 0s |
| 639 | unsigned int day = date.GetDay(); |
| 640 | wxString dayStr = wxString::Format(_T("%u"), day); |
| 641 | wxCoord width; |
| 642 | dc.GetTextExtent(dayStr, &width, (wxCoord *)NULL); |
| 643 | |
| 644 | bool changedColours = FALSE, |
| 645 | changedFont = FALSE; |
| 646 | |
| 647 | wxCalendarDateAttr *attr = m_attrs[day - 1]; |
| 648 | |
| 649 | bool isSel = date.IsSameDate(m_date); |
| 650 | if ( isSel ) |
| 651 | { |
| 652 | dc.SetTextForeground(m_colHighlightFg); |
| 653 | dc.SetTextBackground(m_colHighlightBg); |
| 654 | |
| 655 | changedColours = TRUE; |
| 656 | } |
| 657 | else if ( attr ) |
| 658 | { |
| 659 | wxColour colFg, colBg; |
| 660 | |
| 661 | if ( attr->IsHoliday() ) |
| 662 | { |
| 663 | colFg = m_colHolidayFg; |
| 664 | colBg = m_colHolidayBg; |
| 665 | } |
| 666 | else |
| 667 | { |
| 668 | colFg = attr->GetTextColour(); |
| 669 | colBg = attr->GetBackgroundColour(); |
| 670 | } |
| 671 | |
| 672 | if ( colFg.Ok() ) |
| 673 | { |
| 674 | dc.SetTextForeground(colFg); |
| 675 | changedColours = TRUE; |
| 676 | } |
| 677 | |
| 678 | if ( colBg.Ok() ) |
| 679 | { |
| 680 | dc.SetTextBackground(colBg); |
| 681 | changedColours = TRUE; |
| 682 | } |
| 683 | |
| 684 | if ( attr->HasFont() ) |
| 685 | { |
| 686 | dc.SetFont(attr->GetFont()); |
| 687 | changedFont = TRUE; |
| 688 | } |
| 689 | } |
| 690 | |
| 691 | wxCoord x = wd*m_widthCol + (m_widthCol - width) / 2; |
| 692 | dc.DrawText(dayStr, x, y + 1); |
| 693 | |
| 694 | if ( !isSel && attr && attr->HasBorder() ) |
| 695 | { |
| 696 | wxColour colBorder; |
| 697 | if ( attr->HasBorderColour() ) |
| 698 | { |
| 699 | colBorder = attr->GetBorderColour(); |
| 700 | } |
| 701 | else |
| 702 | { |
| 703 | colBorder = m_foregroundColour; |
| 704 | } |
| 705 | |
| 706 | wxPen pen(colBorder, 1, wxSOLID); |
| 707 | dc.SetPen(pen); |
| 708 | dc.SetBrush(*wxTRANSPARENT_BRUSH); |
| 709 | |
| 710 | switch ( attr->GetBorder() ) |
| 711 | { |
| 712 | case wxCAL_BORDER_SQUARE: |
| 713 | dc.DrawRectangle(x - 2, y, |
| 714 | width + 4, m_heightRow); |
| 715 | break; |
| 716 | |
| 717 | case wxCAL_BORDER_ROUND: |
| 718 | dc.DrawEllipse(x - 2, y, |
| 719 | width + 4, m_heightRow); |
| 720 | break; |
| 721 | |
| 722 | default: |
| 723 | wxFAIL_MSG(_T("unknown border type")); |
| 724 | } |
| 725 | } |
| 726 | |
| 727 | if ( changedColours ) |
| 728 | { |
| 729 | dc.SetTextForeground(m_foregroundColour); |
| 730 | dc.SetTextBackground(m_backgroundColour); |
| 731 | } |
| 732 | |
| 733 | if ( changedFont ) |
| 734 | { |
| 735 | dc.SetFont(m_font); |
| 736 | } |
| 737 | } |
| 738 | //else: just don't draw it |
| 739 | |
| 740 | date += wxDateSpan::Day(); |
| 741 | } |
| 742 | } |
| 743 | #if DEBUG_PAINT |
| 744 | wxLogDebug("+++ finished painting"); |
| 745 | #endif |
| 746 | } |
| 747 | |
| 748 | void wxCalendarCtrl::RefreshDate(const wxDateTime& date) |
| 749 | { |
| 750 | RecalcGeometry(); |
| 751 | |
| 752 | wxRect rect; |
| 753 | |
| 754 | // always refresh the whole row at once because our OnPaint() will draw |
| 755 | // the whole row anyhow - and this allows the small optimisation in |
| 756 | // OnClick() below to work |
| 757 | rect.x = 0; |
| 758 | rect.y = m_heightRow * GetWeek(date); |
| 759 | rect.width = 7*m_widthCol; |
| 760 | rect.height = m_heightRow; |
| 761 | |
| 762 | #ifdef __WXMSW__ |
| 763 | // VZ: for some reason, the selected date seems to occupy more space under |
| 764 | // MSW - this is probably some bug in the font size calculations, but I |
| 765 | // don't know where exactly. This fix is ugly and leads to more |
| 766 | // refreshes than really needed, but without it the selected days |
| 767 | // leaves even more ugly underscores on screen. |
| 768 | rect.Inflate(0, 1); |
| 769 | #endif // MSW |
| 770 | |
| 771 | #if DEBUG_PAINT |
| 772 | wxLogDebug("*** refreshing week %d at (%d, %d)-(%d, %d)\n", |
| 773 | GetWeek(date), |
| 774 | rect.x, rect.y, |
| 775 | rect.x + rect.width, rect.y + rect.height); |
| 776 | #endif |
| 777 | |
| 778 | Refresh(TRUE, &rect); |
| 779 | } |
| 780 | |
| 781 | // ---------------------------------------------------------------------------- |
| 782 | // mouse handling |
| 783 | // ---------------------------------------------------------------------------- |
| 784 | |
| 785 | void wxCalendarCtrl::OnDClick(wxMouseEvent& event) |
| 786 | { |
| 787 | if ( HitTest(event.GetPosition()) != wxCAL_HITTEST_DAY ) |
| 788 | { |
| 789 | event.Skip(); |
| 790 | } |
| 791 | else |
| 792 | { |
| 793 | GenerateEvent(wxEVT_CALENDAR_DOUBLECLICKED); |
| 794 | } |
| 795 | } |
| 796 | |
| 797 | void wxCalendarCtrl::OnClick(wxMouseEvent& event) |
| 798 | { |
| 799 | wxDateTime date; |
| 800 | wxDateTime::WeekDay wday; |
| 801 | switch ( HitTest(event.GetPosition(), &date, &wday) ) |
| 802 | { |
| 803 | case wxCAL_HITTEST_DAY: |
| 804 | ChangeDay(date); |
| 805 | |
| 806 | GenerateEvents(wxEVT_CALENDAR_DAY_CHANGED, |
| 807 | wxEVT_CALENDAR_SEL_CHANGED); |
| 808 | break; |
| 809 | |
| 810 | case wxCAL_HITTEST_HEADER: |
| 811 | { |
| 812 | wxCalendarEvent event(this, wxEVT_CALENDAR_WEEKDAY_CLICKED); |
| 813 | event.m_wday = wday; |
| 814 | (void)GetEventHandler()->ProcessEvent(event); |
| 815 | } |
| 816 | break; |
| 817 | |
| 818 | default: |
| 819 | wxFAIL_MSG(_T("unknown hittest code")); |
| 820 | // fall through |
| 821 | |
| 822 | case wxCAL_HITTEST_NOWHERE: |
| 823 | event.Skip(); |
| 824 | break; |
| 825 | } |
| 826 | } |
| 827 | |
| 828 | wxCalendarHitTestResult wxCalendarCtrl::HitTest(const wxPoint& pos, |
| 829 | wxDateTime *date, |
| 830 | wxDateTime::WeekDay *wd) |
| 831 | { |
| 832 | RecalcGeometry(); |
| 833 | |
| 834 | int wday = pos.x / m_widthCol; |
| 835 | |
| 836 | wxCoord y = pos.y; |
| 837 | if ( y < m_heightRow ) |
| 838 | { |
| 839 | if ( wd ) |
| 840 | { |
| 841 | if ( GetWindowStyle() & wxCAL_MONDAY_FIRST ) |
| 842 | { |
| 843 | wday = wday == 6 ? 0 : wday + 1; |
| 844 | } |
| 845 | |
| 846 | *wd = (wxDateTime::WeekDay)wday; |
| 847 | } |
| 848 | |
| 849 | return wxCAL_HITTEST_HEADER; |
| 850 | } |
| 851 | |
| 852 | int week = (y - m_heightRow) / m_heightRow; |
| 853 | if ( week >= 6 || wday >= 7 ) |
| 854 | { |
| 855 | return wxCAL_HITTEST_NOWHERE; |
| 856 | } |
| 857 | |
| 858 | wxDateTime dt = GetStartDate() + wxDateSpan::Days(7*week + wday); |
| 859 | |
| 860 | if ( IsDateShown(dt) ) |
| 861 | { |
| 862 | if ( date ) |
| 863 | *date = dt; |
| 864 | |
| 865 | return wxCAL_HITTEST_DAY; |
| 866 | } |
| 867 | else |
| 868 | { |
| 869 | return wxCAL_HITTEST_NOWHERE; |
| 870 | } |
| 871 | } |
| 872 | |
| 873 | // ---------------------------------------------------------------------------- |
| 874 | // subcontrols events handling |
| 875 | // ---------------------------------------------------------------------------- |
| 876 | |
| 877 | void wxCalendarCtrl::OnMonthChange(wxCommandEvent& event) |
| 878 | { |
| 879 | wxDateTime::Tm tm = m_date.GetTm(); |
| 880 | |
| 881 | wxDateTime::Month mon = (wxDateTime::Month)event.GetInt(); |
| 882 | if ( tm.mday > wxDateTime::GetNumberOfDays(mon, tm.year) ) |
| 883 | { |
| 884 | tm.mday = wxDateTime::GetNumberOfDays(mon, tm.year); |
| 885 | } |
| 886 | |
| 887 | SetDateAndNotify(wxDateTime(tm.mday, mon, tm.year)); |
| 888 | } |
| 889 | |
| 890 | void wxCalendarCtrl::OnYearChange(wxSpinEvent& event) |
| 891 | { |
| 892 | wxDateTime::Tm tm = m_date.GetTm(); |
| 893 | |
| 894 | int year = (int)event.GetInt(); |
| 895 | if ( tm.mday > wxDateTime::GetNumberOfDays(tm.mon, year) ) |
| 896 | { |
| 897 | tm.mday = wxDateTime::GetNumberOfDays(tm.mon, year); |
| 898 | } |
| 899 | |
| 900 | SetDateAndNotify(wxDateTime(tm.mday, tm.mon, year)); |
| 901 | } |
| 902 | |
| 903 | // ---------------------------------------------------------------------------- |
| 904 | // keyboard interface |
| 905 | // ---------------------------------------------------------------------------- |
| 906 | |
| 907 | void wxCalendarCtrl::OnChar(wxKeyEvent& event) |
| 908 | { |
| 909 | switch ( event.KeyCode() ) |
| 910 | { |
| 911 | case _T('+'): |
| 912 | case WXK_ADD: |
| 913 | SetDateAndNotify(m_date + wxDateSpan::Year()); |
| 914 | break; |
| 915 | |
| 916 | case _T('-'): |
| 917 | case WXK_SUBTRACT: |
| 918 | SetDateAndNotify(m_date - wxDateSpan::Year()); |
| 919 | break; |
| 920 | |
| 921 | case WXK_PRIOR: |
| 922 | SetDateAndNotify(m_date - wxDateSpan::Month()); |
| 923 | break; |
| 924 | |
| 925 | case WXK_NEXT: |
| 926 | SetDateAndNotify(m_date + wxDateSpan::Month()); |
| 927 | break; |
| 928 | |
| 929 | case WXK_RIGHT: |
| 930 | if ( event.ControlDown() ) |
| 931 | SetDateAndNotify(wxDateTime(m_date).SetToNextWeekDay( |
| 932 | GetWindowStyle() & wxCAL_MONDAY_FIRST |
| 933 | ? wxDateTime::Sun : wxDateTime::Sat)); |
| 934 | else |
| 935 | SetDateAndNotify(m_date + wxDateSpan::Day()); |
| 936 | break; |
| 937 | |
| 938 | case WXK_LEFT: |
| 939 | if ( event.ControlDown() ) |
| 940 | SetDateAndNotify(wxDateTime(m_date).SetToPrevWeekDay( |
| 941 | GetWindowStyle() & wxCAL_MONDAY_FIRST |
| 942 | ? wxDateTime::Mon : wxDateTime::Sun)); |
| 943 | else |
| 944 | SetDateAndNotify(m_date - wxDateSpan::Day()); |
| 945 | break; |
| 946 | |
| 947 | case WXK_UP: |
| 948 | SetDateAndNotify(m_date - wxDateSpan::Week()); |
| 949 | break; |
| 950 | |
| 951 | case WXK_DOWN: |
| 952 | SetDateAndNotify(m_date + wxDateSpan::Week()); |
| 953 | break; |
| 954 | |
| 955 | case WXK_HOME: |
| 956 | if ( event.ControlDown() ) |
| 957 | SetDateAndNotify(wxDateTime::Today()); |
| 958 | else |
| 959 | SetDateAndNotify(wxDateTime(1, m_date.GetMonth(), m_date.GetYear())); |
| 960 | break; |
| 961 | |
| 962 | case WXK_END: |
| 963 | SetDateAndNotify(wxDateTime(m_date).SetToLastMonthDay()); |
| 964 | break; |
| 965 | |
| 966 | case WXK_RETURN: |
| 967 | GenerateEvent(wxEVT_CALENDAR_DOUBLECLICKED); |
| 968 | break; |
| 969 | |
| 970 | default: |
| 971 | event.Skip(); |
| 972 | } |
| 973 | } |
| 974 | |
| 975 | // ---------------------------------------------------------------------------- |
| 976 | // holidays handling |
| 977 | // ---------------------------------------------------------------------------- |
| 978 | |
| 979 | void wxCalendarCtrl::EnableHolidayDisplay(bool display) |
| 980 | { |
| 981 | long style = GetWindowStyle(); |
| 982 | if ( display ) |
| 983 | style |= wxCAL_SHOW_HOLIDAYS; |
| 984 | else |
| 985 | style &= ~wxCAL_SHOW_HOLIDAYS; |
| 986 | |
| 987 | SetWindowStyle(style); |
| 988 | |
| 989 | if ( display ) |
| 990 | SetHolidayAttrs(); |
| 991 | else |
| 992 | ResetHolidayAttrs(); |
| 993 | |
| 994 | Refresh(); |
| 995 | } |
| 996 | |
| 997 | void wxCalendarCtrl::SetHolidayAttrs() |
| 998 | { |
| 999 | if ( GetWindowStyle() & wxCAL_SHOW_HOLIDAYS ) |
| 1000 | { |
| 1001 | ResetHolidayAttrs(); |
| 1002 | |
| 1003 | wxDateTime::Tm tm = m_date.GetTm(); |
| 1004 | wxDateTime dtStart(1, tm.mon, tm.year), |
| 1005 | dtEnd = dtStart.GetLastMonthDay(); |
| 1006 | |
| 1007 | wxDateTimeArray hol; |
| 1008 | wxDateTimeHolidayAuthority::GetHolidaysInRange(dtStart, dtEnd, hol); |
| 1009 | |
| 1010 | size_t count = hol.GetCount(); |
| 1011 | for ( size_t n = 0; n < count; n++ ) |
| 1012 | { |
| 1013 | SetHoliday(hol[n].GetDay()); |
| 1014 | } |
| 1015 | } |
| 1016 | } |
| 1017 | |
| 1018 | void wxCalendarCtrl::SetHoliday(size_t day) |
| 1019 | { |
| 1020 | wxCHECK_RET( day > 0 && day < 32, _T("invalid day in SetHoliday") ); |
| 1021 | |
| 1022 | wxCalendarDateAttr *attr = GetAttr(day); |
| 1023 | if ( !attr ) |
| 1024 | { |
| 1025 | attr = new wxCalendarDateAttr; |
| 1026 | } |
| 1027 | |
| 1028 | attr->SetHoliday(TRUE); |
| 1029 | |
| 1030 | // can't use SetAttr() because it would delete this pointer |
| 1031 | m_attrs[day - 1] = attr; |
| 1032 | } |
| 1033 | |
| 1034 | void wxCalendarCtrl::ResetHolidayAttrs() |
| 1035 | { |
| 1036 | for ( size_t day = 0; day < 31; day++ ) |
| 1037 | { |
| 1038 | if ( m_attrs[day] ) |
| 1039 | { |
| 1040 | m_attrs[day]->SetHoliday(FALSE); |
| 1041 | } |
| 1042 | } |
| 1043 | } |
| 1044 | |
| 1045 | // ---------------------------------------------------------------------------- |
| 1046 | // wxCalendarEvent |
| 1047 | // ---------------------------------------------------------------------------- |
| 1048 | |
| 1049 | void wxCalendarEvent::Init() |
| 1050 | { |
| 1051 | m_wday = wxDateTime::Inv_WeekDay; |
| 1052 | } |
| 1053 | |
| 1054 | wxCalendarEvent::wxCalendarEvent(wxCalendarCtrl *cal, wxEventType type) |
| 1055 | : wxCommandEvent(type, cal->GetId()) |
| 1056 | { |
| 1057 | m_date = cal->GetDate(); |
| 1058 | } |
| 1059 | |
| 1060 | #endif // wxUSE_CALENDARCTRL |
| 1061 | |