| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: event.cpp |
| 3 | // Purpose: Event classes |
| 4 | // Author: Julian Smart |
| 5 | // Modified by: |
| 6 | // Created: 01/02/97 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) Julian Smart and Markus Holzem |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | #ifdef __GNUG__ |
| 21 | #pragma implementation "event.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/defs.h" |
| 33 | #include "wx/app.h" |
| 34 | #include "wx/list.h" |
| 35 | |
| 36 | #if wxUSE_GUI |
| 37 | #include "wx/control.h" |
| 38 | #include "wx/utils.h" |
| 39 | #include "wx/dc.h" |
| 40 | #endif // wxUSE_GUI |
| 41 | #endif |
| 42 | |
| 43 | #include "wx/event.h" |
| 44 | |
| 45 | #if wxUSE_GUI |
| 46 | #include "wx/validate.h" |
| 47 | #endif // wxUSE_GUI |
| 48 | |
| 49 | // ---------------------------------------------------------------------------- |
| 50 | // wxWin macros |
| 51 | // ---------------------------------------------------------------------------- |
| 52 | |
| 53 | IMPLEMENT_DYNAMIC_CLASS(wxEvtHandler, wxObject) |
| 54 | IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) |
| 55 | |
| 56 | #if wxUSE_GUI |
| 57 | IMPLEMENT_DYNAMIC_CLASS(wxIdleEvent, wxEvent) |
| 58 | IMPLEMENT_DYNAMIC_CLASS(wxCommandEvent, wxEvent) |
| 59 | IMPLEMENT_DYNAMIC_CLASS(wxNotifyEvent, wxCommandEvent) |
| 60 | IMPLEMENT_DYNAMIC_CLASS(wxScrollEvent, wxCommandEvent) |
| 61 | IMPLEMENT_DYNAMIC_CLASS(wxScrollWinEvent, wxEvent) |
| 62 | IMPLEMENT_DYNAMIC_CLASS(wxMouseEvent, wxEvent) |
| 63 | IMPLEMENT_DYNAMIC_CLASS(wxKeyEvent, wxEvent) |
| 64 | IMPLEMENT_DYNAMIC_CLASS(wxSizeEvent, wxEvent) |
| 65 | IMPLEMENT_DYNAMIC_CLASS(wxPaintEvent, wxEvent) |
| 66 | IMPLEMENT_DYNAMIC_CLASS(wxNcPaintEvent, wxEvent) |
| 67 | IMPLEMENT_DYNAMIC_CLASS(wxEraseEvent, wxEvent) |
| 68 | IMPLEMENT_DYNAMIC_CLASS(wxMoveEvent, wxEvent) |
| 69 | IMPLEMENT_DYNAMIC_CLASS(wxFocusEvent, wxEvent) |
| 70 | IMPLEMENT_DYNAMIC_CLASS(wxChildFocusEvent, wxCommandEvent) |
| 71 | IMPLEMENT_DYNAMIC_CLASS(wxCloseEvent, wxEvent) |
| 72 | IMPLEMENT_DYNAMIC_CLASS(wxShowEvent, wxEvent) |
| 73 | IMPLEMENT_DYNAMIC_CLASS(wxMaximizeEvent, wxEvent) |
| 74 | IMPLEMENT_DYNAMIC_CLASS(wxIconizeEvent, wxEvent) |
| 75 | IMPLEMENT_DYNAMIC_CLASS(wxMenuEvent, wxEvent) |
| 76 | IMPLEMENT_DYNAMIC_CLASS(wxJoystickEvent, wxEvent) |
| 77 | IMPLEMENT_DYNAMIC_CLASS(wxDropFilesEvent, wxEvent) |
| 78 | IMPLEMENT_DYNAMIC_CLASS(wxActivateEvent, wxEvent) |
| 79 | IMPLEMENT_DYNAMIC_CLASS(wxInitDialogEvent, wxEvent) |
| 80 | IMPLEMENT_DYNAMIC_CLASS(wxSetCursorEvent, wxEvent) |
| 81 | IMPLEMENT_DYNAMIC_CLASS(wxSysColourChangedEvent, wxEvent) |
| 82 | IMPLEMENT_DYNAMIC_CLASS(wxDisplayChangedEvent, wxEvent) |
| 83 | IMPLEMENT_DYNAMIC_CLASS(wxUpdateUIEvent, wxCommandEvent) |
| 84 | IMPLEMENT_DYNAMIC_CLASS(wxNavigationKeyEvent, wxCommandEvent) |
| 85 | IMPLEMENT_DYNAMIC_CLASS(wxPaletteChangedEvent, wxEvent) |
| 86 | IMPLEMENT_DYNAMIC_CLASS(wxQueryNewPaletteEvent, wxEvent) |
| 87 | IMPLEMENT_DYNAMIC_CLASS(wxWindowCreateEvent, wxEvent) |
| 88 | IMPLEMENT_DYNAMIC_CLASS(wxWindowDestroyEvent, wxEvent) |
| 89 | IMPLEMENT_DYNAMIC_CLASS(wxHelpEvent, wxCommandEvent) |
| 90 | IMPLEMENT_DYNAMIC_CLASS(wxContextMenuEvent, wxCommandEvent) |
| 91 | #endif // wxUSE_GUI |
| 92 | |
| 93 | const wxEventTable *wxEvtHandler::GetEventTable() const |
| 94 | { return &wxEvtHandler::sm_eventTable; } |
| 95 | |
| 96 | const wxEventTable wxEvtHandler::sm_eventTable = |
| 97 | { (const wxEventTable *)NULL, &wxEvtHandler::sm_eventTableEntries[0] }; |
| 98 | |
| 99 | const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] = |
| 100 | { DECLARE_EVENT_TABLE_ENTRY(wxEVT_NULL, 0, 0, (wxObjectEventFunction)NULL, NULL) }; |
| 101 | |
| 102 | // ---------------------------------------------------------------------------- |
| 103 | // global variables |
| 104 | // ---------------------------------------------------------------------------- |
| 105 | |
| 106 | // To put pending event handlers |
| 107 | wxList *wxPendingEvents = (wxList *)NULL; |
| 108 | |
| 109 | #if wxUSE_THREADS |
| 110 | // protects wxPendingEvents list |
| 111 | wxCriticalSection *wxPendingEventsLocker = (wxCriticalSection *)NULL; |
| 112 | #endif |
| 113 | |
| 114 | #if !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 115 | |
| 116 | // common event types are defined here, other event types are defined by the |
| 117 | // components which use them |
| 118 | |
| 119 | DEFINE_EVENT_TYPE(wxEVT_NULL) |
| 120 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_BUTTON_CLICKED) |
| 121 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHECKBOX_CLICKED) |
| 122 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHOICE_SELECTED) |
| 123 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_SELECTED) |
| 124 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED) |
| 125 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED) |
| 126 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_MENU_SELECTED) |
| 127 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_SLIDER_UPDATED) |
| 128 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_RADIOBOX_SELECTED) |
| 129 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_RADIOBUTTON_SELECTED) |
| 130 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_SCROLLBAR_UPDATED) |
| 131 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_VLBOX_SELECTED) |
| 132 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_COMBOBOX_SELECTED) |
| 133 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOOL_RCLICKED) |
| 134 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOOL_ENTER) |
| 135 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPINCTRL_UPDATED) |
| 136 | |
| 137 | // Sockets and timers send events, too |
| 138 | DEFINE_EVENT_TYPE(wxEVT_SOCKET) |
| 139 | DEFINE_EVENT_TYPE(wxEVT_TIMER) |
| 140 | |
| 141 | // Mouse event types |
| 142 | DEFINE_EVENT_TYPE(wxEVT_LEFT_DOWN) |
| 143 | DEFINE_EVENT_TYPE(wxEVT_LEFT_UP) |
| 144 | DEFINE_EVENT_TYPE(wxEVT_MIDDLE_DOWN) |
| 145 | DEFINE_EVENT_TYPE(wxEVT_MIDDLE_UP) |
| 146 | DEFINE_EVENT_TYPE(wxEVT_RIGHT_DOWN) |
| 147 | DEFINE_EVENT_TYPE(wxEVT_RIGHT_UP) |
| 148 | DEFINE_EVENT_TYPE(wxEVT_MOTION) |
| 149 | DEFINE_EVENT_TYPE(wxEVT_ENTER_WINDOW) |
| 150 | DEFINE_EVENT_TYPE(wxEVT_LEAVE_WINDOW) |
| 151 | DEFINE_EVENT_TYPE(wxEVT_LEFT_DCLICK) |
| 152 | DEFINE_EVENT_TYPE(wxEVT_MIDDLE_DCLICK) |
| 153 | DEFINE_EVENT_TYPE(wxEVT_RIGHT_DCLICK) |
| 154 | DEFINE_EVENT_TYPE(wxEVT_SET_FOCUS) |
| 155 | DEFINE_EVENT_TYPE(wxEVT_KILL_FOCUS) |
| 156 | DEFINE_EVENT_TYPE(wxEVT_CHILD_FOCUS) |
| 157 | DEFINE_EVENT_TYPE(wxEVT_MOUSEWHEEL) |
| 158 | |
| 159 | // Non-client mouse events |
| 160 | DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_DOWN) |
| 161 | DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_UP) |
| 162 | DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_DOWN) |
| 163 | DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_UP) |
| 164 | DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_DOWN) |
| 165 | DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_UP) |
| 166 | DEFINE_EVENT_TYPE(wxEVT_NC_MOTION) |
| 167 | DEFINE_EVENT_TYPE(wxEVT_NC_ENTER_WINDOW) |
| 168 | DEFINE_EVENT_TYPE(wxEVT_NC_LEAVE_WINDOW) |
| 169 | DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_DCLICK) |
| 170 | DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_DCLICK) |
| 171 | DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_DCLICK) |
| 172 | |
| 173 | // Character input event type |
| 174 | DEFINE_EVENT_TYPE(wxEVT_CHAR) |
| 175 | DEFINE_EVENT_TYPE(wxEVT_CHAR_HOOK) |
| 176 | DEFINE_EVENT_TYPE(wxEVT_NAVIGATION_KEY) |
| 177 | DEFINE_EVENT_TYPE(wxEVT_KEY_DOWN) |
| 178 | DEFINE_EVENT_TYPE(wxEVT_KEY_UP) |
| 179 | |
| 180 | // Set cursor event |
| 181 | DEFINE_EVENT_TYPE(wxEVT_SET_CURSOR) |
| 182 | |
| 183 | // wxScrollbar and wxSlider event identifiers |
| 184 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_TOP) |
| 185 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_BOTTOM) |
| 186 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_LINEUP) |
| 187 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_LINEDOWN) |
| 188 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP) |
| 189 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN) |
| 190 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK) |
| 191 | DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE) |
| 192 | |
| 193 | // Scroll events from wxWindow |
| 194 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP) |
| 195 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_BOTTOM) |
| 196 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEUP) |
| 197 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEDOWN) |
| 198 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEUP) |
| 199 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEDOWN) |
| 200 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBTRACK) |
| 201 | DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBRELEASE) |
| 202 | |
| 203 | // System events |
| 204 | DEFINE_EVENT_TYPE(wxEVT_SIZE) |
| 205 | DEFINE_EVENT_TYPE(wxEVT_MOVE) |
| 206 | DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW) |
| 207 | DEFINE_EVENT_TYPE(wxEVT_END_SESSION) |
| 208 | DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION) |
| 209 | DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP) |
| 210 | DEFINE_EVENT_TYPE(wxEVT_POWER) |
| 211 | DEFINE_EVENT_TYPE(wxEVT_ACTIVATE) |
| 212 | DEFINE_EVENT_TYPE(wxEVT_CREATE) |
| 213 | DEFINE_EVENT_TYPE(wxEVT_DESTROY) |
| 214 | DEFINE_EVENT_TYPE(wxEVT_SHOW) |
| 215 | DEFINE_EVENT_TYPE(wxEVT_ICONIZE) |
| 216 | DEFINE_EVENT_TYPE(wxEVT_MAXIMIZE) |
| 217 | DEFINE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_CHANGED) |
| 218 | DEFINE_EVENT_TYPE(wxEVT_PAINT) |
| 219 | DEFINE_EVENT_TYPE(wxEVT_ERASE_BACKGROUND) |
| 220 | DEFINE_EVENT_TYPE(wxEVT_NC_PAINT) |
| 221 | DEFINE_EVENT_TYPE(wxEVT_PAINT_ICON) |
| 222 | DEFINE_EVENT_TYPE(wxEVT_MENU_CHAR) |
| 223 | DEFINE_EVENT_TYPE(wxEVT_MENU_INIT) |
| 224 | DEFINE_EVENT_TYPE(wxEVT_MENU_HIGHLIGHT) |
| 225 | DEFINE_EVENT_TYPE(wxEVT_POPUP_MENU_INIT) |
| 226 | DEFINE_EVENT_TYPE(wxEVT_CONTEXT_MENU) |
| 227 | DEFINE_EVENT_TYPE(wxEVT_SYS_COLOUR_CHANGED) |
| 228 | DEFINE_EVENT_TYPE(wxEVT_DISPLAY_CHANGED) |
| 229 | DEFINE_EVENT_TYPE(wxEVT_SETTING_CHANGED) |
| 230 | DEFINE_EVENT_TYPE(wxEVT_QUERY_NEW_PALETTE) |
| 231 | DEFINE_EVENT_TYPE(wxEVT_PALETTE_CHANGED) |
| 232 | DEFINE_EVENT_TYPE(wxEVT_JOY_BUTTON_DOWN) |
| 233 | DEFINE_EVENT_TYPE(wxEVT_JOY_BUTTON_UP) |
| 234 | DEFINE_EVENT_TYPE(wxEVT_JOY_MOVE) |
| 235 | DEFINE_EVENT_TYPE(wxEVT_JOY_ZMOVE) |
| 236 | DEFINE_EVENT_TYPE(wxEVT_DROP_FILES) |
| 237 | DEFINE_EVENT_TYPE(wxEVT_DRAW_ITEM) |
| 238 | DEFINE_EVENT_TYPE(wxEVT_MEASURE_ITEM) |
| 239 | DEFINE_EVENT_TYPE(wxEVT_COMPARE_ITEM) |
| 240 | DEFINE_EVENT_TYPE(wxEVT_INIT_DIALOG) |
| 241 | DEFINE_EVENT_TYPE(wxEVT_IDLE) |
| 242 | DEFINE_EVENT_TYPE(wxEVT_UPDATE_UI) |
| 243 | |
| 244 | // Generic command events |
| 245 | // Note: a click is a higher-level event than button down/up |
| 246 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_LEFT_CLICK) |
| 247 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_LEFT_DCLICK) |
| 248 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_CLICK) |
| 249 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_DCLICK) |
| 250 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_SET_FOCUS) |
| 251 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_KILL_FOCUS) |
| 252 | DEFINE_EVENT_TYPE(wxEVT_COMMAND_ENTER) |
| 253 | |
| 254 | // Help events |
| 255 | DEFINE_EVENT_TYPE(wxEVT_HELP) |
| 256 | DEFINE_EVENT_TYPE(wxEVT_DETAILED_HELP) |
| 257 | |
| 258 | #endif // !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 259 | |
| 260 | // ============================================================================ |
| 261 | // implementation |
| 262 | // ============================================================================ |
| 263 | |
| 264 | // ---------------------------------------------------------------------------- |
| 265 | // event initialization |
| 266 | // ---------------------------------------------------------------------------- |
| 267 | |
| 268 | int wxNewEventType() |
| 269 | { |
| 270 | // MT-FIXME |
| 271 | static int s_lastUsedEventType = wxEVT_FIRST; |
| 272 | |
| 273 | #if WXWIN_COMPATIBILITY_2 |
| 274 | // check that we don't overlap with the user-defined types: if it does |
| 275 | // happen, the best solution is probably to update the existing code to |
| 276 | // use wxNewEventType() instead of wxEVT_USER_FIRST |
| 277 | // |
| 278 | // due to the uncertainty |
| 279 | wxASSERT_MSG( s_lastUsedEventType < wxEVT_USER_FIRST - 1, |
| 280 | _T("possible event type conflict") ); |
| 281 | #endif // WXWIN_COMPATIBILITY_2 |
| 282 | |
| 283 | return s_lastUsedEventType++; |
| 284 | } |
| 285 | |
| 286 | // ---------------------------------------------------------------------------- |
| 287 | // wxEvent |
| 288 | // ---------------------------------------------------------------------------- |
| 289 | |
| 290 | /* |
| 291 | * General wxWindows events, covering |
| 292 | * all interesting things that might happen (button clicking, resizing, |
| 293 | * setting text in widgets, etc.). |
| 294 | * |
| 295 | * For each completely new event type, derive a new event class. |
| 296 | * |
| 297 | */ |
| 298 | |
| 299 | wxEvent::wxEvent(int theId, wxEventType commandType ) |
| 300 | { |
| 301 | m_eventType = commandType; |
| 302 | m_eventObject = (wxObject *) NULL; |
| 303 | m_timeStamp = 0; |
| 304 | m_id = theId; |
| 305 | m_skipped = FALSE; |
| 306 | m_callbackUserData = (wxObject *) NULL; |
| 307 | m_isCommandEvent = FALSE; |
| 308 | } |
| 309 | |
| 310 | wxEvent::wxEvent(const wxEvent &src) |
| 311 | { |
| 312 | m_eventType = src.m_eventType; |
| 313 | m_eventObject = src.m_eventObject; |
| 314 | m_timeStamp = src.m_timeStamp; |
| 315 | m_id = src.m_id; |
| 316 | m_skipped = src.m_skipped; |
| 317 | m_callbackUserData = src.m_callbackUserData; |
| 318 | m_isCommandEvent = src.m_isCommandEvent; |
| 319 | } |
| 320 | |
| 321 | #if wxUSE_GUI |
| 322 | |
| 323 | /* |
| 324 | * Command events |
| 325 | * |
| 326 | */ |
| 327 | |
| 328 | wxCommandEvent::wxCommandEvent(wxEventType commandType, int theId) |
| 329 | : wxEvent( theId, commandType ) |
| 330 | { |
| 331 | m_clientData = (char *) NULL; |
| 332 | m_clientObject = (wxClientData *) NULL; |
| 333 | m_extraLong = 0; |
| 334 | m_commandInt = 0; |
| 335 | m_commandString = wxEmptyString; |
| 336 | m_isCommandEvent = TRUE; |
| 337 | } |
| 338 | |
| 339 | /* |
| 340 | * Scroll events |
| 341 | */ |
| 342 | |
| 343 | wxScrollEvent::wxScrollEvent(wxEventType commandType, |
| 344 | int id, |
| 345 | int pos, |
| 346 | int orient) |
| 347 | : wxCommandEvent(commandType, id) |
| 348 | { |
| 349 | m_extraLong = orient; |
| 350 | m_commandInt = pos; |
| 351 | } |
| 352 | |
| 353 | /* |
| 354 | * ScrollWin events |
| 355 | */ |
| 356 | |
| 357 | wxScrollWinEvent::wxScrollWinEvent(wxEventType commandType, |
| 358 | int pos, |
| 359 | int orient) |
| 360 | { |
| 361 | m_eventType = commandType; |
| 362 | m_extraLong = orient; |
| 363 | m_commandInt = pos; |
| 364 | } |
| 365 | |
| 366 | /* |
| 367 | * Mouse events |
| 368 | * |
| 369 | */ |
| 370 | |
| 371 | wxMouseEvent::wxMouseEvent(wxEventType commandType) |
| 372 | { |
| 373 | m_eventType = commandType; |
| 374 | m_metaDown = FALSE; |
| 375 | m_altDown = FALSE; |
| 376 | m_controlDown = FALSE; |
| 377 | m_shiftDown = FALSE; |
| 378 | m_leftDown = FALSE; |
| 379 | m_rightDown = FALSE; |
| 380 | m_middleDown = FALSE; |
| 381 | m_x = 0; |
| 382 | m_y = 0; |
| 383 | m_wheelRotation = 0; |
| 384 | m_wheelDelta = 0; |
| 385 | m_linesPerAction = 0; |
| 386 | } |
| 387 | |
| 388 | // True if was a button dclick event (1 = left, 2 = middle, 3 = right) |
| 389 | // or any button dclick event (but = -1) |
| 390 | bool wxMouseEvent::ButtonDClick(int but) const |
| 391 | { |
| 392 | switch (but) |
| 393 | { |
| 394 | case -1: |
| 395 | return (LeftDClick() || MiddleDClick() || RightDClick()); |
| 396 | case 1: |
| 397 | return LeftDClick(); |
| 398 | case 2: |
| 399 | return MiddleDClick(); |
| 400 | case 3: |
| 401 | return RightDClick(); |
| 402 | default: |
| 403 | wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDClick")); |
| 404 | } |
| 405 | |
| 406 | return FALSE; |
| 407 | } |
| 408 | |
| 409 | // True if was a button down event (1 = left, 2 = middle, 3 = right) |
| 410 | // or any button down event (but = -1) |
| 411 | bool wxMouseEvent::ButtonDown(int but) const |
| 412 | { |
| 413 | switch (but) |
| 414 | { |
| 415 | case -1: |
| 416 | return (LeftDown() || MiddleDown() || RightDown()); |
| 417 | case 1: |
| 418 | return LeftDown(); |
| 419 | case 2: |
| 420 | return MiddleDown(); |
| 421 | case 3: |
| 422 | return RightDown(); |
| 423 | default: |
| 424 | wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDown")); |
| 425 | } |
| 426 | |
| 427 | return FALSE; |
| 428 | } |
| 429 | |
| 430 | // True if was a button up event (1 = left, 2 = middle, 3 = right) |
| 431 | // or any button up event (but = -1) |
| 432 | bool wxMouseEvent::ButtonUp(int but) const |
| 433 | { |
| 434 | switch (but) |
| 435 | { |
| 436 | case -1: |
| 437 | return (LeftUp() || MiddleUp() || RightUp()); |
| 438 | case 1: |
| 439 | return LeftUp(); |
| 440 | case 2: |
| 441 | return MiddleUp(); |
| 442 | case 3: |
| 443 | return RightUp(); |
| 444 | default: |
| 445 | wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonUp")); |
| 446 | } |
| 447 | |
| 448 | return FALSE; |
| 449 | } |
| 450 | |
| 451 | // True if the given button is currently changing state |
| 452 | bool wxMouseEvent::Button(int but) const |
| 453 | { |
| 454 | switch (but) |
| 455 | { |
| 456 | case -1: |
| 457 | return (ButtonUp(-1) || ButtonDown(-1) || ButtonDClick(-1)); |
| 458 | case 1: |
| 459 | return (LeftDown() || LeftUp() || LeftDClick()); |
| 460 | case 2: |
| 461 | return (MiddleDown() || MiddleUp() || MiddleDClick()); |
| 462 | case 3: |
| 463 | return (RightDown() || RightUp() || RightDClick()); |
| 464 | default: |
| 465 | wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::Button")); |
| 466 | } |
| 467 | |
| 468 | return FALSE; |
| 469 | } |
| 470 | |
| 471 | bool wxMouseEvent::ButtonIsDown(int but) const |
| 472 | { |
| 473 | switch (but) |
| 474 | { |
| 475 | case -1: |
| 476 | return (LeftIsDown() || MiddleIsDown() || RightIsDown()); |
| 477 | case 1: |
| 478 | return LeftIsDown(); |
| 479 | case 2: |
| 480 | return MiddleIsDown(); |
| 481 | case 3: |
| 482 | return RightIsDown(); |
| 483 | default: |
| 484 | wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonIsDown")); |
| 485 | } |
| 486 | |
| 487 | return FALSE; |
| 488 | } |
| 489 | |
| 490 | int wxMouseEvent::GetButton() const |
| 491 | { |
| 492 | for ( int i = 1; i <= 3; i++ ) |
| 493 | { |
| 494 | if ( Button(i) ) |
| 495 | { |
| 496 | return i; |
| 497 | } |
| 498 | } |
| 499 | |
| 500 | return -1; |
| 501 | } |
| 502 | |
| 503 | // Find the logical position of the event given the DC |
| 504 | wxPoint wxMouseEvent::GetLogicalPosition(const wxDC& dc) const |
| 505 | { |
| 506 | wxPoint pt(dc.DeviceToLogicalX(m_x), dc.DeviceToLogicalY(m_y)); |
| 507 | return pt; |
| 508 | } |
| 509 | |
| 510 | |
| 511 | /* |
| 512 | * Keyboard event |
| 513 | * |
| 514 | */ |
| 515 | |
| 516 | wxKeyEvent::wxKeyEvent(wxEventType type) |
| 517 | { |
| 518 | m_eventType = type; |
| 519 | m_shiftDown = FALSE; |
| 520 | m_controlDown = FALSE; |
| 521 | m_metaDown = FALSE; |
| 522 | m_altDown = FALSE; |
| 523 | m_keyCode = 0; |
| 524 | m_scanCode = 0; |
| 525 | } |
| 526 | |
| 527 | |
| 528 | wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win) |
| 529 | { |
| 530 | SetEventType(wxEVT_CREATE); |
| 531 | SetEventObject(win); |
| 532 | } |
| 533 | |
| 534 | wxWindowDestroyEvent::wxWindowDestroyEvent(wxWindow *win) |
| 535 | { |
| 536 | SetEventType(wxEVT_DESTROY); |
| 537 | SetEventObject(win); |
| 538 | } |
| 539 | |
| 540 | wxChildFocusEvent::wxChildFocusEvent(wxWindow *win) |
| 541 | : wxCommandEvent(wxEVT_CHILD_FOCUS) |
| 542 | { |
| 543 | SetEventObject(win); |
| 544 | } |
| 545 | |
| 546 | #endif // wxUSE_GUI |
| 547 | |
| 548 | // ---------------------------------------------------------------------------- |
| 549 | // wxEvtHandler |
| 550 | // ---------------------------------------------------------------------------- |
| 551 | |
| 552 | /* |
| 553 | * Event handler |
| 554 | */ |
| 555 | |
| 556 | wxEvtHandler::wxEvtHandler() |
| 557 | { |
| 558 | m_nextHandler = (wxEvtHandler *) NULL; |
| 559 | m_previousHandler = (wxEvtHandler *) NULL; |
| 560 | m_enabled = TRUE; |
| 561 | m_dynamicEvents = (wxList *) NULL; |
| 562 | m_isWindow = FALSE; |
| 563 | m_pendingEvents = (wxList *) NULL; |
| 564 | #if wxUSE_THREADS |
| 565 | # if !defined(__VISAGECPP__) |
| 566 | m_eventsLocker = new wxCriticalSection; |
| 567 | # endif |
| 568 | #endif |
| 569 | // no client data (yet) |
| 570 | m_clientData = NULL; |
| 571 | m_clientDataType = wxClientData_None; |
| 572 | } |
| 573 | |
| 574 | wxEvtHandler::~wxEvtHandler() |
| 575 | { |
| 576 | // Takes itself out of the list of handlers |
| 577 | if (m_previousHandler) |
| 578 | m_previousHandler->m_nextHandler = m_nextHandler; |
| 579 | |
| 580 | if (m_nextHandler) |
| 581 | m_nextHandler->m_previousHandler = m_previousHandler; |
| 582 | |
| 583 | if (m_dynamicEvents) |
| 584 | { |
| 585 | wxNode *node = m_dynamicEvents->First(); |
| 586 | while (node) |
| 587 | { |
| 588 | #if WXWIN_COMPATIBILITY_EVENT_TYPES |
| 589 | wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); |
| 590 | #else // !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 591 | wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); |
| 592 | #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES |
| 593 | |
| 594 | if (entry->m_callbackUserData) |
| 595 | delete entry->m_callbackUserData; |
| 596 | delete entry; |
| 597 | node = node->Next(); |
| 598 | } |
| 599 | delete m_dynamicEvents; |
| 600 | }; |
| 601 | |
| 602 | delete m_pendingEvents; |
| 603 | |
| 604 | #if wxUSE_THREADS |
| 605 | # if !defined(__VISAGECPP__) |
| 606 | delete m_eventsLocker; |
| 607 | # endif |
| 608 | #endif |
| 609 | |
| 610 | // we only delete object data, not untyped |
| 611 | if ( m_clientDataType == wxClientData_Object ) |
| 612 | delete m_clientObject; |
| 613 | } |
| 614 | |
| 615 | #if wxUSE_THREADS |
| 616 | |
| 617 | bool wxEvtHandler::ProcessThreadEvent(wxEvent& event) |
| 618 | { |
| 619 | // check that we are really in a child thread |
| 620 | wxASSERT_MSG( !wxThread::IsMain(), |
| 621 | wxT("use ProcessEvent() in main thread") ); |
| 622 | |
| 623 | AddPendingEvent(event); |
| 624 | |
| 625 | return TRUE; |
| 626 | } |
| 627 | |
| 628 | #endif // wxUSE_THREADS |
| 629 | |
| 630 | void wxEvtHandler::AddPendingEvent(wxEvent& event) |
| 631 | { |
| 632 | // 1) Add event to list of pending events of this event handler |
| 633 | |
| 634 | wxEvent *eventCopy = event.Clone(); |
| 635 | |
| 636 | // we must be able to copy the events here so the event class must |
| 637 | // implement Clone() properly instead of just providing a NULL stab for it |
| 638 | wxCHECK_RET( eventCopy, |
| 639 | _T("events of this type aren't supposed to be posted") ); |
| 640 | |
| 641 | #if defined(__VISAGECPP__) |
| 642 | wxENTER_CRIT_SECT( m_eventsLocker); |
| 643 | #else |
| 644 | wxENTER_CRIT_SECT( *m_eventsLocker); |
| 645 | #endif |
| 646 | |
| 647 | if ( !m_pendingEvents ) |
| 648 | m_pendingEvents = new wxList; |
| 649 | |
| 650 | m_pendingEvents->Append(eventCopy); |
| 651 | |
| 652 | #if defined(__VISAGECPP__) |
| 653 | wxLEAVE_CRIT_SECT( m_eventsLocker); |
| 654 | #else |
| 655 | wxLEAVE_CRIT_SECT( *m_eventsLocker); |
| 656 | #endif |
| 657 | |
| 658 | // 2) Add this event handler to list of event handlers that |
| 659 | // have pending events. |
| 660 | |
| 661 | wxENTER_CRIT_SECT(*wxPendingEventsLocker); |
| 662 | |
| 663 | if ( !wxPendingEvents ) |
| 664 | wxPendingEvents = new wxList; |
| 665 | wxPendingEvents->Append(this); |
| 666 | |
| 667 | wxLEAVE_CRIT_SECT(*wxPendingEventsLocker); |
| 668 | |
| 669 | // 3) Inform the system that new pending events are somwehere, |
| 670 | // and that these should be processed in idle time. |
| 671 | wxWakeUpIdle(); |
| 672 | } |
| 673 | |
| 674 | void wxEvtHandler::ProcessPendingEvents() |
| 675 | { |
| 676 | #if defined(__VISAGECPP__) |
| 677 | wxENTER_CRIT_SECT( m_eventsLocker); |
| 678 | #else |
| 679 | wxENTER_CRIT_SECT( *m_eventsLocker); |
| 680 | #endif |
| 681 | |
| 682 | wxNode *node = m_pendingEvents->First(); |
| 683 | while ( node ) |
| 684 | { |
| 685 | wxEvent *event = (wxEvent *)node->Data(); |
| 686 | delete node; |
| 687 | |
| 688 | // In ProcessEvent, new events might get added and |
| 689 | // we can safely leave the crtical section here. |
| 690 | #if defined(__VISAGECPP__) |
| 691 | wxLEAVE_CRIT_SECT( m_eventsLocker); |
| 692 | #else |
| 693 | wxLEAVE_CRIT_SECT( *m_eventsLocker); |
| 694 | #endif |
| 695 | ProcessEvent(*event); |
| 696 | delete event; |
| 697 | #if defined(__VISAGECPP__) |
| 698 | wxENTER_CRIT_SECT( m_eventsLocker); |
| 699 | #else |
| 700 | wxENTER_CRIT_SECT( *m_eventsLocker); |
| 701 | #endif |
| 702 | |
| 703 | node = m_pendingEvents->First(); |
| 704 | } |
| 705 | |
| 706 | #if defined(__VISAGECPP__) |
| 707 | wxLEAVE_CRIT_SECT( m_eventsLocker); |
| 708 | #else |
| 709 | wxLEAVE_CRIT_SECT( *m_eventsLocker); |
| 710 | #endif |
| 711 | } |
| 712 | |
| 713 | /* |
| 714 | * Event table stuff |
| 715 | */ |
| 716 | |
| 717 | bool wxEvtHandler::ProcessEvent(wxEvent& event) |
| 718 | { |
| 719 | #if wxUSE_GUI |
| 720 | |
| 721 | // We have to use the actual window or processing events from |
| 722 | // wxWindowNative destructor won't work (we don't see the wxWindow class) |
| 723 | #ifdef __WXDEBUG__ |
| 724 | // check that our flag corresponds to reality |
| 725 | wxClassInfo* info = NULL; |
| 726 | #ifdef __WXUNIVERSAL__ |
| 727 | # if defined(__WXMSW__) |
| 728 | info = CLASSINFO(wxWindowMSW); |
| 729 | # elif defined(__WXGTK__) |
| 730 | info = CLASSINFO(wxWindowGTK); |
| 731 | # elif defined(__WXX11__) |
| 732 | info = CLASSINFO(wxWindowX11); |
| 733 | # elif defined(__WXMGL__) |
| 734 | info = CLASSINFO(wxWindowMGL); |
| 735 | # elif defined(__WXPM__) |
| 736 | info = CLASSINFO(wxWindowOS2); |
| 737 | # elif defined(__WXMAC__) |
| 738 | info = CLASSINFO(wxWindowMac); |
| 739 | # elif defined(__WXMOTIF__) |
| 740 | info = CLASSINFO(wxWindowMotif); |
| 741 | # endif |
| 742 | #else |
| 743 | info = CLASSINFO(wxWindow); |
| 744 | #endif |
| 745 | |
| 746 | wxASSERT_MSG( m_isWindow == IsKindOf(info), |
| 747 | wxString(GetClassInfo()->GetClassName()) + _T(" should [not] be a window but it is [not]") ); |
| 748 | #endif |
| 749 | |
| 750 | #endif // wxUSE_GUI |
| 751 | |
| 752 | // An event handler can be enabled or disabled |
| 753 | if ( GetEvtHandlerEnabled() ) |
| 754 | { |
| 755 | |
| 756 | #if 0 |
| 757 | /* |
| 758 | What is this? When using GUI threads, a non main |
| 759 | threads can send an event and process it itself. |
| 760 | This breaks GTK's GUI threads, so please explain. |
| 761 | */ |
| 762 | |
| 763 | // Check whether we are in a child thread. |
| 764 | if ( !wxThread::IsMain() ) |
| 765 | return ProcessThreadEvent(event); |
| 766 | #endif |
| 767 | |
| 768 | // Handle per-instance dynamic event tables first |
| 769 | if ( m_dynamicEvents && SearchDynamicEventTable(event) ) |
| 770 | return TRUE; |
| 771 | |
| 772 | // Then static per-class event tables |
| 773 | const wxEventTable *table = GetEventTable(); |
| 774 | |
| 775 | #if wxUSE_GUI && wxUSE_VALIDATORS |
| 776 | // Try the associated validator first, if this is a window. |
| 777 | // Problem: if the event handler of the window has been replaced, |
| 778 | // this wxEvtHandler may no longer be a window. |
| 779 | // Therefore validators won't be processed if the handler |
| 780 | // has been replaced with SetEventHandler. |
| 781 | // THIS CAN BE CURED if PushEventHandler is used instead of |
| 782 | // SetEventHandler, and then processing will be passed down the |
| 783 | // chain of event handlers. |
| 784 | if (m_isWindow) |
| 785 | { |
| 786 | wxWindow *win = (wxWindow *)this; |
| 787 | |
| 788 | // Can only use the validator of the window which |
| 789 | // is receiving the event |
| 790 | if ( win == event.GetEventObject() ) |
| 791 | { |
| 792 | wxValidator *validator = win->GetValidator(); |
| 793 | if ( validator && validator->ProcessEvent(event) ) |
| 794 | { |
| 795 | return TRUE; |
| 796 | } |
| 797 | } |
| 798 | } |
| 799 | #endif |
| 800 | |
| 801 | // Search upwards through the inheritance hierarchy |
| 802 | while (table) |
| 803 | { |
| 804 | if ( SearchEventTable((wxEventTable&)*table, event) ) |
| 805 | return TRUE; |
| 806 | table = table->baseTable; |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | // Try going down the event handler chain |
| 811 | if ( GetNextHandler() ) |
| 812 | { |
| 813 | if ( GetNextHandler()->ProcessEvent(event) ) |
| 814 | return TRUE; |
| 815 | } |
| 816 | |
| 817 | #if wxUSE_GUI |
| 818 | // Carry on up the parent-child hierarchy, but only if event is a command |
| 819 | // event: it wouldn't make sense for a parent to receive a child's size |
| 820 | // event, for example |
| 821 | if ( m_isWindow && event.IsCommandEvent() ) |
| 822 | { |
| 823 | wxWindow *win = (wxWindow *)this; |
| 824 | |
| 825 | // honour the requests to stop propagation at this window: this is |
| 826 | // used by the dialogs, for example, to prevent processing the events |
| 827 | // from the dialog controls in the parent frame which rarely, if ever, |
| 828 | // makes sense |
| 829 | if ( !(win->GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) ) |
| 830 | { |
| 831 | wxWindow *parent = win->GetParent(); |
| 832 | if ( parent && !parent->IsBeingDeleted() ) |
| 833 | return parent->GetEventHandler()->ProcessEvent(event); |
| 834 | } |
| 835 | } |
| 836 | #endif // wxUSE_GUI |
| 837 | |
| 838 | // Last try - application object. |
| 839 | if ( wxTheApp && (this != wxTheApp) ) |
| 840 | { |
| 841 | // Special case: don't pass wxEVT_IDLE to wxApp, since it'll always |
| 842 | // swallow it. wxEVT_IDLE is sent explicitly to wxApp so it will be |
| 843 | // processed appropriately via SearchEventTable. |
| 844 | if ( event.GetEventType() != wxEVT_IDLE ) |
| 845 | { |
| 846 | if ( wxTheApp->ProcessEvent(event) ) |
| 847 | return TRUE; |
| 848 | } |
| 849 | } |
| 850 | |
| 851 | return FALSE; |
| 852 | } |
| 853 | |
| 854 | bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event) |
| 855 | { |
| 856 | wxEventType eventType = event.GetEventType(); |
| 857 | int eventId = event.GetId(); |
| 858 | |
| 859 | // BC++ doesn't like testing for m_fn without != 0 |
| 860 | for ( int i = 0; table.entries[i].m_fn != 0; i++ ) |
| 861 | { |
| 862 | // the line using reference exposes a bug in gcc: although it _seems_ |
| 863 | // to work, it leads to weird crashes later on during program |
| 864 | // execution |
| 865 | #ifdef __GNUG__ |
| 866 | wxEventTableEntry entry = table.entries[i]; |
| 867 | #else |
| 868 | const wxEventTableEntry& entry = table.entries[i]; |
| 869 | #endif |
| 870 | |
| 871 | // match only if the event type is the same and the id is either -1 in |
| 872 | // the event table (meaning "any") or the event id matches the id |
| 873 | // specified in the event table either exactly or by falling into |
| 874 | // range between first and last |
| 875 | if ( eventType == entry.m_eventType ) |
| 876 | { |
| 877 | int tableId1 = entry.m_id, |
| 878 | tableId2 = entry.m_lastId; |
| 879 | |
| 880 | if ( (tableId1 == -1) || |
| 881 | (tableId2 == -1 && eventId == tableId1) || |
| 882 | (tableId2 != -1 && |
| 883 | (eventId >= tableId1 && eventId <= tableId2)) ) |
| 884 | { |
| 885 | event.Skip(FALSE); |
| 886 | event.m_callbackUserData = entry.m_callbackUserData; |
| 887 | |
| 888 | (this->*((wxEventFunction) (entry.m_fn)))(event); |
| 889 | |
| 890 | return !event.GetSkipped(); |
| 891 | } |
| 892 | } |
| 893 | } |
| 894 | |
| 895 | return FALSE; |
| 896 | } |
| 897 | |
| 898 | void wxEvtHandler::Connect( int id, int lastId, |
| 899 | int eventType, |
| 900 | wxObjectEventFunction func, |
| 901 | wxObject *userData ) |
| 902 | { |
| 903 | #if WXWIN_COMPATIBILITY_EVENT_TYPES |
| 904 | wxEventTableEntry *entry = new wxEventTableEntry; |
| 905 | entry->m_eventType = eventType; |
| 906 | entry->m_id = id; |
| 907 | entry->m_lastId = lastId; |
| 908 | entry->m_fn = func; |
| 909 | entry->m_callbackUserData = userData; |
| 910 | #else // !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 911 | wxDynamicEventTableEntry *entry = |
| 912 | new wxDynamicEventTableEntry(eventType, id, lastId, func, userData); |
| 913 | #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES |
| 914 | |
| 915 | if (!m_dynamicEvents) |
| 916 | m_dynamicEvents = new wxList; |
| 917 | |
| 918 | m_dynamicEvents->Append( (wxObject*) entry ); |
| 919 | } |
| 920 | |
| 921 | bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType, |
| 922 | wxObjectEventFunction func, |
| 923 | wxObject *userData ) |
| 924 | { |
| 925 | if (!m_dynamicEvents) |
| 926 | return FALSE; |
| 927 | |
| 928 | wxNode *node = m_dynamicEvents->First(); |
| 929 | while (node) |
| 930 | { |
| 931 | #if WXWIN_COMPATIBILITY_EVENT_TYPES |
| 932 | wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); |
| 933 | #else // !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 934 | wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); |
| 935 | #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES |
| 936 | |
| 937 | if ((entry->m_id == id) && |
| 938 | ((entry->m_lastId == lastId) || (lastId == -1)) && |
| 939 | ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) && |
| 940 | ((entry->m_fn == func) || (func == (wxObjectEventFunction)NULL)) && |
| 941 | ((entry->m_callbackUserData == userData) || (userData == (wxObject*)NULL))) |
| 942 | { |
| 943 | if (entry->m_callbackUserData) |
| 944 | delete entry->m_callbackUserData; |
| 945 | m_dynamicEvents->DeleteNode( node ); |
| 946 | delete entry; |
| 947 | return TRUE; |
| 948 | } |
| 949 | node = node->Next(); |
| 950 | } |
| 951 | return FALSE; |
| 952 | } |
| 953 | |
| 954 | bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event ) |
| 955 | { |
| 956 | wxCHECK_MSG( m_dynamicEvents, FALSE, |
| 957 | wxT("caller should check that we have dynamic events") ); |
| 958 | |
| 959 | int commandId = event.GetId(); |
| 960 | |
| 961 | wxNode *node = m_dynamicEvents->First(); |
| 962 | while (node) |
| 963 | { |
| 964 | #if WXWIN_COMPATIBILITY_EVENT_TYPES |
| 965 | wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); |
| 966 | #else // !WXWIN_COMPATIBILITY_EVENT_TYPES |
| 967 | wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); |
| 968 | #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES |
| 969 | |
| 970 | if (entry->m_fn) |
| 971 | { |
| 972 | // Match, if event spec says any id will do (id == -1) |
| 973 | if ( (event.GetEventType() == entry->m_eventType) && |
| 974 | (entry->m_id == -1 || |
| 975 | (entry->m_lastId == -1 && commandId == entry->m_id) || |
| 976 | (entry->m_lastId != -1 && |
| 977 | (commandId >= entry->m_id && commandId <= entry->m_lastId))) ) |
| 978 | { |
| 979 | event.Skip(FALSE); |
| 980 | event.m_callbackUserData = entry->m_callbackUserData; |
| 981 | |
| 982 | (this->*((wxEventFunction) (entry->m_fn)))(event); |
| 983 | |
| 984 | if (event.GetSkipped()) |
| 985 | return FALSE; |
| 986 | else |
| 987 | return TRUE; |
| 988 | } |
| 989 | } |
| 990 | node = node->Next(); |
| 991 | } |
| 992 | return FALSE; |
| 993 | }; |
| 994 | |
| 995 | void wxEvtHandler::DoSetClientObject( wxClientData *data ) |
| 996 | { |
| 997 | wxASSERT_MSG( m_clientDataType != wxClientData_Void, |
| 998 | wxT("can't have both object and void client data") ); |
| 999 | |
| 1000 | if ( m_clientObject ) |
| 1001 | delete m_clientObject; |
| 1002 | |
| 1003 | m_clientObject = data; |
| 1004 | m_clientDataType = wxClientData_Object; |
| 1005 | } |
| 1006 | |
| 1007 | wxClientData *wxEvtHandler::DoGetClientObject() const |
| 1008 | { |
| 1009 | // it's not an error to call GetClientObject() on a window which doesn't |
| 1010 | // have client data at all - NULL will be returned |
| 1011 | wxASSERT_MSG( m_clientDataType != wxClientData_Void, |
| 1012 | wxT("this window doesn't have object client data") ); |
| 1013 | |
| 1014 | return m_clientObject; |
| 1015 | } |
| 1016 | |
| 1017 | void wxEvtHandler::DoSetClientData( void *data ) |
| 1018 | { |
| 1019 | wxASSERT_MSG( m_clientDataType != wxClientData_Object, |
| 1020 | wxT("can't have both object and void client data") ); |
| 1021 | |
| 1022 | m_clientData = data; |
| 1023 | m_clientDataType = wxClientData_Void; |
| 1024 | } |
| 1025 | |
| 1026 | void *wxEvtHandler::DoGetClientData() const |
| 1027 | { |
| 1028 | // it's not an error to call GetClientData() on a window which doesn't have |
| 1029 | // client data at all - NULL will be returned |
| 1030 | wxASSERT_MSG( m_clientDataType != wxClientData_Object, |
| 1031 | wxT("this window doesn't have void client data") ); |
| 1032 | |
| 1033 | return m_clientData; |
| 1034 | } |
| 1035 | |
| 1036 | |
| 1037 | #if WXWIN_COMPATIBILITY |
| 1038 | bool wxEvtHandler::OnClose() |
| 1039 | { |
| 1040 | if (GetNextHandler()) |
| 1041 | return GetNextHandler()->OnClose(); |
| 1042 | else |
| 1043 | return FALSE; |
| 1044 | } |
| 1045 | #endif // WXWIN_COMPATIBILITY |
| 1046 | |
| 1047 | #if wxUSE_GUI |
| 1048 | |
| 1049 | // Find a window with the focus, that is also a descendant of the given window. |
| 1050 | // This is used to determine the window to initially send commands to. |
| 1051 | wxWindow* wxFindFocusDescendant(wxWindow* ancestor) |
| 1052 | { |
| 1053 | // Process events starting with the window with the focus, if any. |
| 1054 | wxWindow* focusWin = wxWindow::FindFocus(); |
| 1055 | wxWindow* win = focusWin; |
| 1056 | |
| 1057 | // Check if this is a descendant of this frame. |
| 1058 | // If not, win will be set to NULL. |
| 1059 | while (win) |
| 1060 | { |
| 1061 | if (win == ancestor) |
| 1062 | break; |
| 1063 | else |
| 1064 | win = win->GetParent(); |
| 1065 | } |
| 1066 | if (win == (wxWindow*) NULL) |
| 1067 | focusWin = (wxWindow*) NULL; |
| 1068 | |
| 1069 | return focusWin; |
| 1070 | } |
| 1071 | |
| 1072 | #endif // wxUSE_GUI |