| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: os2/toplevel.cpp |
| 3 | // Purpose: implements wxTopLevelWindow for OS/2 |
| 4 | // Author: Vadim Zeitlin |
| 5 | // Modified by: |
| 6 | // Created: 30.12.01 |
| 7 | // RCS-ID: $Id$ |
| 8 | // Copyright: (c) 2001 SciTech Software, Inc. (www.scitechsoft.com) |
| 9 | // License: wxWindows licence |
| 10 | /////////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | // ============================================================================ |
| 13 | // declarations |
| 14 | // ============================================================================ |
| 15 | |
| 16 | // ---------------------------------------------------------------------------- |
| 17 | // headers |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | |
| 20 | // For compilers that support precompilation, includes "wx.h". |
| 21 | #include "wx/wxprec.h" |
| 22 | |
| 23 | #ifdef __BORLANDC__ |
| 24 | #pragma hdrstop |
| 25 | #endif |
| 26 | |
| 27 | #ifndef WX_PRECOMP |
| 28 | #include "wx/app.h" |
| 29 | #include "wx/toplevel.h" |
| 30 | #include "wx/dialog.h" |
| 31 | #include "wx/string.h" |
| 32 | #include "wx/log.h" |
| 33 | #include "wx/intl.h" |
| 34 | #include "wx/frame.h" |
| 35 | #include "wx/control.h" |
| 36 | #include "wx/containr.h" // wxSetFocusToChild() |
| 37 | #endif //WX_PRECOMP |
| 38 | |
| 39 | #include "wx/module.h" // wxSetFocusToChild() |
| 40 | #include "wx/os2/private.h" |
| 41 | |
| 42 | // ---------------------------------------------------------------------------- |
| 43 | // stubs for missing functions under MicroWindows |
| 44 | // ---------------------------------------------------------------------------- |
| 45 | |
| 46 | |
| 47 | // ---------------------------------------------------------------------------- |
| 48 | // globals |
| 49 | // ---------------------------------------------------------------------------- |
| 50 | |
| 51 | // the name of the default wxWidgets class |
| 52 | extern void wxAssociateWinWithHandle( HWND hWnd |
| 53 | ,wxWindowOS2* pWin |
| 54 | ); |
| 55 | bool wxTopLevelWindowOS2::m_sbInitialized = FALSE; |
| 56 | wxWindow* wxTopLevelWindowOS2::m_spHiddenParent = NULL; |
| 57 | |
| 58 | // ============================================================================ |
| 59 | // wxTopLevelWindowOS2 implementation |
| 60 | // ============================================================================ |
| 61 | |
| 62 | BEGIN_EVENT_TABLE(wxTopLevelWindowOS2, wxTopLevelWindowBase) |
| 63 | EVT_ACTIVATE(wxTopLevelWindowOS2::OnActivate) |
| 64 | END_EVENT_TABLE() |
| 65 | |
| 66 | // ============================================================================ |
| 67 | // wxTopLevelWindowMSW implementation |
| 68 | // ============================================================================ |
| 69 | |
| 70 | // Dialog window proc |
| 71 | MRESULT EXPENTRY wxDlgProc( HWND WXUNUSED(hWnd) |
| 72 | ,UINT uMessage |
| 73 | ,void * WXUNUSED(wParam) |
| 74 | ,void * WXUNUSED(lParam) |
| 75 | ) |
| 76 | { |
| 77 | switch(uMessage) |
| 78 | { |
| 79 | case WM_INITDLG: |
| 80 | // |
| 81 | // For this message, returning TRUE tells system to set focus to |
| 82 | // the first control in the dialog box, but we set the focus |
| 83 | // ourselves, however in OS/2 we must return true to enable the dialog |
| 84 | // |
| 85 | return (MRESULT)TRUE; |
| 86 | default: |
| 87 | // |
| 88 | // For all the other ones, FALSE means that we didn't process the |
| 89 | // message |
| 90 | // |
| 91 | return (MRESULT)FALSE; |
| 92 | } |
| 93 | } // end of wxDlgProc |
| 94 | |
| 95 | // ---------------------------------------------------------------------------- |
| 96 | // wxTLWHiddenParentModule: used to manage the hidden parent window (we need a |
| 97 | // module to ensure that the window is always deleted) |
| 98 | // ---------------------------------------------------------------------------- |
| 99 | |
| 100 | class wxTLWHiddenParentModule : public wxModule |
| 101 | { |
| 102 | public: |
| 103 | // |
| 104 | // Module init/finalize |
| 105 | // |
| 106 | virtual bool OnInit(void); |
| 107 | virtual void OnExit(void); |
| 108 | |
| 109 | // |
| 110 | // Get the hidden window (creates on demand) |
| 111 | // |
| 112 | static HWND GetHWND(void); |
| 113 | |
| 114 | private: |
| 115 | // |
| 116 | // The HWND of the hidden parent |
| 117 | // |
| 118 | static HWND m_shWnd; |
| 119 | |
| 120 | // |
| 121 | // The class used to create it |
| 122 | // |
| 123 | static const wxChar* m_szClassName; |
| 124 | DECLARE_DYNAMIC_CLASS(wxTLWHiddenParentModule) |
| 125 | }; // end of CLASS wxTLWHiddenParentModule |
| 126 | |
| 127 | IMPLEMENT_DYNAMIC_CLASS(wxTLWHiddenParentModule, wxModule) |
| 128 | |
| 129 | // ---------------------------------------------------------------------------- |
| 130 | // wxTopLevelWindowOS2 creation |
| 131 | // ---------------------------------------------------------------------------- |
| 132 | |
| 133 | void wxTopLevelWindowOS2::Init() |
| 134 | { |
| 135 | m_bIconized = m_bMaximizeOnShow = FALSE; |
| 136 | |
| 137 | // |
| 138 | // Unlike (almost?) all other windows, frames are created hidden |
| 139 | // |
| 140 | m_isShown = FALSE; |
| 141 | |
| 142 | // |
| 143 | // Data to save/restore when calling ShowFullScreen |
| 144 | m_lFsStyle = 0; |
| 145 | m_lFsOldWindowStyle = 0; |
| 146 | m_bFsIsMaximized = FALSE; |
| 147 | m_bFsIsShowing = FALSE; |
| 148 | |
| 149 | m_hFrame = NULLHANDLE; |
| 150 | memset(&m_vSwp, 0, sizeof(SWP)); |
| 151 | memset(&m_vSwpClient, 0, sizeof(SWP)); |
| 152 | m_pWinLastFocused = (wxWindow *)NULL; |
| 153 | } // end of wxTopLevelWindowIOS2::Init |
| 154 | |
| 155 | void wxTopLevelWindowOS2::OnActivate( |
| 156 | wxActivateEvent& rEvent |
| 157 | ) |
| 158 | { |
| 159 | if (rEvent.GetActive()) |
| 160 | { |
| 161 | // |
| 162 | // Restore focus to the child which was last focused |
| 163 | // |
| 164 | wxLogTrace(_T("focus"), _T("wxTLW %08lx activated."), m_hWnd); |
| 165 | |
| 166 | wxWindow* pParent = m_pWinLastFocused ? m_pWinLastFocused->GetParent() |
| 167 | : NULL; |
| 168 | if (!pParent) |
| 169 | { |
| 170 | pParent = this; |
| 171 | } |
| 172 | |
| 173 | wxSetFocusToChild( pParent |
| 174 | ,&m_pWinLastFocused |
| 175 | ); |
| 176 | } |
| 177 | else // deactivating |
| 178 | { |
| 179 | // |
| 180 | // Remember the last focused child if it is our child |
| 181 | // |
| 182 | m_pWinLastFocused = FindFocus(); |
| 183 | |
| 184 | // |
| 185 | // So we NULL it out if it's a child from some other frame |
| 186 | // |
| 187 | wxWindow* pWin = m_pWinLastFocused; |
| 188 | |
| 189 | while (pWin) |
| 190 | { |
| 191 | if (pWin->IsTopLevel()) |
| 192 | { |
| 193 | if (pWin != this) |
| 194 | { |
| 195 | m_pWinLastFocused = NULL; |
| 196 | } |
| 197 | break; |
| 198 | } |
| 199 | pWin = pWin->GetParent(); |
| 200 | } |
| 201 | |
| 202 | wxLogTrace(_T("focus"), |
| 203 | _T("wxTLW %08lx deactivated, last focused: %08lx."), |
| 204 | m_hWnd, |
| 205 | m_pWinLastFocused ? GetHwndOf(m_pWinLastFocused) |
| 206 | : NULL); |
| 207 | rEvent.Skip(); |
| 208 | } |
| 209 | } // end of wxTopLevelWindowOS2::OnActivate |
| 210 | |
| 211 | WXDWORD wxTopLevelWindowOS2::OS2GetStyle( |
| 212 | long lStyle |
| 213 | , WXDWORD* pdwExflags |
| 214 | ) const |
| 215 | { |
| 216 | long lMsflags = wxWindow::OS2GetStyle( (lStyle & ~wxBORDER_MASK) | wxBORDER_NONE |
| 217 | ,pdwExflags |
| 218 | ); |
| 219 | |
| 220 | if ((lStyle & wxDEFAULT_FRAME_STYLE) == wxDEFAULT_FRAME_STYLE) |
| 221 | lMsflags |= FCF_SIZEBORDER | FCF_TITLEBAR | FCF_SYSMENU | |
| 222 | FCF_MINMAX | FCF_TASKLIST; |
| 223 | |
| 224 | if ((lStyle & wxCAPTION) == wxCAPTION) |
| 225 | lMsflags |= FCF_TASKLIST; |
| 226 | else |
| 227 | lMsflags |= FCF_NOMOVEWITHOWNER; |
| 228 | |
| 229 | if ((lStyle & wxVSCROLL) == wxVSCROLL) |
| 230 | lMsflags |= FCF_VERTSCROLL; |
| 231 | if ((lStyle & wxHSCROLL) == wxHSCROLL) |
| 232 | lMsflags |= FCF_HORZSCROLL; |
| 233 | if (lStyle & wxMINIMIZE_BOX) |
| 234 | lMsflags |= FCF_MINBUTTON; |
| 235 | if (lStyle & wxMAXIMIZE_BOX) |
| 236 | lMsflags |= FCF_MAXBUTTON; |
| 237 | if (lStyle & wxTHICK_FRAME) |
| 238 | lMsflags |= FCF_DLGBORDER; |
| 239 | if (lStyle & wxSYSTEM_MENU) |
| 240 | lMsflags |= FCF_SYSMENU; |
| 241 | if (lStyle & wxCAPTION) |
| 242 | lMsflags |= FCF_TASKLIST; |
| 243 | if (lStyle & wxCLIP_CHILDREN) |
| 244 | { |
| 245 | // Invalid for frame windows under PM |
| 246 | } |
| 247 | |
| 248 | if (lStyle & wxTINY_CAPTION_VERT) |
| 249 | lMsflags |= FCF_TASKLIST; |
| 250 | if (lStyle & wxTINY_CAPTION_HORIZ) |
| 251 | lMsflags |= FCF_TASKLIST; |
| 252 | |
| 253 | if ((lStyle & wxTHICK_FRAME) == 0) |
| 254 | lMsflags |= FCF_BORDER; |
| 255 | if (lStyle & wxFRAME_TOOL_WINDOW) |
| 256 | *pdwExflags = kFrameToolWindow; |
| 257 | |
| 258 | if (lStyle & wxSTAY_ON_TOP) |
| 259 | lMsflags |= FCF_SYSMODAL; |
| 260 | |
| 261 | return lMsflags; |
| 262 | } // end of wxTopLevelWindowOS2::OS2GetCreateWindowFlags |
| 263 | |
| 264 | WXHWND wxTopLevelWindowOS2::OS2GetParent() const |
| 265 | { |
| 266 | HWND hWndParent = NULL; |
| 267 | |
| 268 | // |
| 269 | // For the frames without wxFRAME_FLOAT_ON_PARENT style we should use NULL |
| 270 | // parent HWND or it would be always on top of its parent which is not what |
| 271 | // we usually want (in fact, we only want it for frames with the |
| 272 | // wxFRAME_FLOAT_ON_PARENT flag) |
| 273 | // |
| 274 | if (HasFlag(wxFRAME_FLOAT_ON_PARENT) ) |
| 275 | { |
| 276 | const wxWindow* pParent = GetParent(); |
| 277 | |
| 278 | if (!pParent) |
| 279 | { |
| 280 | // |
| 281 | // This flag doesn't make sense then and will be ignored |
| 282 | // |
| 283 | wxFAIL_MSG( _T("wxFRAME_FLOAT_ON_PARENT but no parent?") ); |
| 284 | } |
| 285 | else |
| 286 | { |
| 287 | hWndParent = GetHwndOf(pParent); |
| 288 | } |
| 289 | } |
| 290 | //else: don't float on parent, must not be owned |
| 291 | |
| 292 | // |
| 293 | // Now deal with the 2nd taskbar-related problem (see comments above in |
| 294 | // OS2GetStyle()) |
| 295 | // |
| 296 | if (HasFlag(wxFRAME_NO_TASKBAR) && !hWndParent) |
| 297 | { |
| 298 | // |
| 299 | // Use hidden parent |
| 300 | // |
| 301 | hWndParent = wxTLWHiddenParentModule::GetHWND(); |
| 302 | } |
| 303 | return (WXHWND)hWndParent; |
| 304 | } // end of wxTopLevelWindowOS2::OS2GetParent |
| 305 | |
| 306 | |
| 307 | bool wxTopLevelWindowOS2::CreateDialog( ULONG ulDlgTemplate, |
| 308 | const wxString& WXUNUSED(rsTitle), |
| 309 | const wxPoint& rPos, |
| 310 | const wxSize& rSize ) |
| 311 | { |
| 312 | wxWindow* pParent = GetParent(); |
| 313 | |
| 314 | // |
| 315 | // For the dialogs without wxDIALOG_NO_PARENT style, use the top level |
| 316 | // app window as parent - this avoids creating modal dialogs without |
| 317 | // parent |
| 318 | // |
| 319 | if (!pParent && !(GetWindowStyleFlag() & wxDIALOG_NO_PARENT)) |
| 320 | { |
| 321 | pParent = wxTheApp->GetTopWindow(); |
| 322 | |
| 323 | if (pParent) |
| 324 | { |
| 325 | // |
| 326 | // Don't use transient windows as parents, this is dangerous as it |
| 327 | // can lead to a crash if the parent is destroyed before the child |
| 328 | // |
| 329 | // also don't use the window which is currently hidden as then the |
| 330 | // dialog would be hidden as well |
| 331 | if ((pParent->GetExtraStyle() & wxWS_EX_TRANSIENT) || |
| 332 | !pParent->IsShown()) |
| 333 | { |
| 334 | pParent = NULL; |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | HWND hWndDlg; |
| 340 | HWND hWndOwner; |
| 341 | |
| 342 | if (pParent) |
| 343 | hWndOwner = GetHwndOf(pParent); |
| 344 | else |
| 345 | hWndOwner = HWND_DESKTOP; |
| 346 | |
| 347 | hWndDlg = ::WinLoadDlg( HWND_DESKTOP |
| 348 | ,hWndOwner |
| 349 | ,(PFNWP)wxDlgProc |
| 350 | ,NULL |
| 351 | ,(ULONG)ulDlgTemplate |
| 352 | ,(PVOID)this |
| 353 | ); |
| 354 | |
| 355 | m_hWnd = (WXHWND) hWndDlg; |
| 356 | |
| 357 | if ( !m_hWnd ) |
| 358 | { |
| 359 | wxFAIL_MSG(wxT("Did you forget to include wx/os2/wx.rc in your resources?")); |
| 360 | |
| 361 | wxLogSysError(wxT("Can't create dialog using template '%ld'"), ulDlgTemplate); |
| 362 | |
| 363 | return FALSE; |
| 364 | } |
| 365 | |
| 366 | // |
| 367 | // Move the dialog to its initial position without forcing repainting |
| 368 | // |
| 369 | int nX; |
| 370 | int nY; |
| 371 | int nWidth; |
| 372 | int nHeight; |
| 373 | |
| 374 | if (!OS2GetCreateWindowCoords( rPos |
| 375 | ,rSize |
| 376 | ,nX |
| 377 | ,nY |
| 378 | ,nWidth |
| 379 | ,nHeight |
| 380 | )) |
| 381 | { |
| 382 | nX = nWidth = (int)CW_USEDEFAULT; |
| 383 | } |
| 384 | |
| 385 | // |
| 386 | // We can't use CW_USEDEFAULT here as we're not calling CreateWindow() |
| 387 | // and passing CW_USEDEFAULT to MoveWindow() results in resizing the |
| 388 | // window to (0, 0) size which breaks quite a lot of things, e.g. the |
| 389 | // sizer calculation in wxSizer::Fit() |
| 390 | // |
| 391 | if (nWidth == (int)CW_USEDEFAULT) |
| 392 | { |
| 393 | // |
| 394 | // The exact number doesn't matter, the dialog will be resized |
| 395 | // again soon anyhow but it should be big enough to allow |
| 396 | // calculation relying on "totalSize - clientSize > 0" work, i.e. |
| 397 | // at least greater than the title bar height |
| 398 | // |
| 399 | nWidth = nHeight = 100; |
| 400 | } |
| 401 | if (nX == (int)CW_USEDEFAULT) |
| 402 | { |
| 403 | // |
| 404 | // Centre it on the screen - what else can we do? |
| 405 | // |
| 406 | wxSize vSizeDpy = wxGetDisplaySize(); |
| 407 | |
| 408 | nX = (vSizeDpy.x - nWidth) / 2; |
| 409 | nY = (vSizeDpy.y - nHeight) / 2; |
| 410 | } |
| 411 | m_backgroundColour.Set(wxString(wxT("LIGHT GREY"))); |
| 412 | |
| 413 | LONG lColor = (LONG)m_backgroundColour.GetPixel(); |
| 414 | |
| 415 | if (!::WinSetPresParam( m_hWnd |
| 416 | ,PP_BACKGROUNDCOLOR |
| 417 | ,sizeof(LONG) |
| 418 | ,(PVOID)&lColor |
| 419 | )) |
| 420 | { |
| 421 | return FALSE; |
| 422 | } |
| 423 | |
| 424 | ::WinSetWindowPos( GetHwnd() |
| 425 | ,HWND_TOP |
| 426 | ,nX |
| 427 | ,nY |
| 428 | ,nWidth |
| 429 | ,nHeight |
| 430 | ,SWP_MOVE | SWP_SIZE | SWP_ZORDER | SWP_SHOW | SWP_ACTIVATE |
| 431 | ); |
| 432 | ::WinQueryWindowPos(GetHwnd(), GetSwp()); |
| 433 | m_hFrame = m_hWnd; |
| 434 | SubclassWin(m_hWnd); |
| 435 | return TRUE; |
| 436 | } // end of wxTopLevelWindowOS2::CreateDialog |
| 437 | |
| 438 | bool wxTopLevelWindowOS2::CreateFrame( |
| 439 | const wxString& rsTitle |
| 440 | , const wxPoint& rPos |
| 441 | , const wxSize& rSize |
| 442 | ) |
| 443 | { |
| 444 | WXDWORD lExflags; |
| 445 | WXDWORD lFlags = OS2GetCreateWindowFlags(&lExflags); |
| 446 | long lStyle = GetWindowStyleFlag(); |
| 447 | int nX = rPos.x; |
| 448 | int nY = rPos.y; |
| 449 | int nWidth = rSize.x; |
| 450 | int nHeight = rSize.y; |
| 451 | ULONG ulStyleFlags = 0L; |
| 452 | ERRORID vError; |
| 453 | wxString sError; |
| 454 | wxWindow* pParent = GetParent(); |
| 455 | HWND hParent; |
| 456 | HWND hFrame; |
| 457 | HWND hClient; |
| 458 | |
| 459 | if (pParent) |
| 460 | hParent = GetHwndOf(pParent); |
| 461 | else |
| 462 | hParent = HWND_DESKTOP; |
| 463 | |
| 464 | if ((lStyle & wxMINIMIZE) || (lStyle & wxICONIZE)) |
| 465 | ulStyleFlags |= WS_MINIMIZED; |
| 466 | if (lStyle & wxMAXIMIZE) |
| 467 | ulStyleFlags |= WS_MAXIMIZED; |
| 468 | |
| 469 | // |
| 470 | // Clear the visible flag, we always call show |
| 471 | // |
| 472 | ulStyleFlags &= (unsigned long)~WS_VISIBLE; |
| 473 | m_bIconized = FALSE; |
| 474 | |
| 475 | // |
| 476 | // Create the frame window: We break ranks with other ports now |
| 477 | // and instead of calling down into the base wxWindow class' OS2Create |
| 478 | // we do all our own stuff here. We will set the needed pieces |
| 479 | // of wxWindow manually, here. |
| 480 | // |
| 481 | |
| 482 | hFrame = ::WinCreateStdWindow( hParent |
| 483 | ,ulStyleFlags // frame-window style |
| 484 | ,(PULONG)&lFlags // window style |
| 485 | ,(PSZ)wxFrameClassName // class name |
| 486 | ,(PSZ)rsTitle.c_str() // window title |
| 487 | ,0L // default client style |
| 488 | ,NULLHANDLE // resource in executable file |
| 489 | ,0 // resource id |
| 490 | ,&hClient // receives client window handle |
| 491 | ); |
| 492 | if (!hFrame) |
| 493 | { |
| 494 | vError = ::WinGetLastError(vHabmain); |
| 495 | sError = wxPMErrorToStr(vError); |
| 496 | wxLogError(_T("Error creating frame. Error: %s\n"), sError.c_str()); |
| 497 | return FALSE; |
| 498 | } |
| 499 | |
| 500 | // |
| 501 | // wxWindow class' m_hWnd set here and needed associations |
| 502 | // |
| 503 | m_hFrame = hFrame; |
| 504 | m_hWnd = hClient; |
| 505 | wxAssociateWinWithHandle(m_hWnd, this); |
| 506 | wxAssociateWinWithHandle(m_hFrame, this); |
| 507 | |
| 508 | m_backgroundColour.Set(wxString(wxT("MEDIUM GREY"))); |
| 509 | |
| 510 | LONG lColor = (LONG)m_backgroundColour.GetPixel(); |
| 511 | |
| 512 | if (!::WinSetPresParam( m_hWnd |
| 513 | ,PP_BACKGROUNDCOLOR |
| 514 | ,sizeof(LONG) |
| 515 | ,(PVOID)&lColor |
| 516 | )) |
| 517 | { |
| 518 | vError = ::WinGetLastError(vHabmain); |
| 519 | sError = wxPMErrorToStr(vError); |
| 520 | wxLogError(_T("Error creating frame. Error: %s\n"), sError.c_str()); |
| 521 | return FALSE; |
| 522 | } |
| 523 | |
| 524 | // |
| 525 | // Now need to subclass window. Instead of calling the SubClassWin in wxWindow |
| 526 | // we manually subclass here because we don't want to use the main wxWndProc |
| 527 | // by default |
| 528 | // |
| 529 | m_fnOldWndProc = (WXFARPROC) ::WinSubclassWindow(m_hFrame, (PFNWP)wxFrameMainWndProc); |
| 530 | |
| 531 | // |
| 532 | // Now size everything. If adding a menu the client will need to be resized. |
| 533 | // |
| 534 | |
| 535 | if (pParent) |
| 536 | { |
| 537 | nY = pParent->GetSize().y - (nY + nHeight); |
| 538 | } |
| 539 | else |
| 540 | { |
| 541 | RECTL vRect; |
| 542 | |
| 543 | ::WinQueryWindowRect(HWND_DESKTOP, &vRect); |
| 544 | nY = vRect.yTop - (nY + nHeight); |
| 545 | } |
| 546 | if (!::WinSetWindowPos( m_hFrame |
| 547 | ,HWND_TOP |
| 548 | ,nX |
| 549 | ,nY |
| 550 | ,nWidth |
| 551 | ,nHeight |
| 552 | ,SWP_SIZE | SWP_MOVE | SWP_ACTIVATE | SWP_ZORDER |
| 553 | )) |
| 554 | { |
| 555 | vError = ::WinGetLastError(vHabmain); |
| 556 | sError = wxPMErrorToStr(vError); |
| 557 | wxLogError(_T("Error sizing frame. Error: %s\n"), sError.c_str()); |
| 558 | return FALSE; |
| 559 | } |
| 560 | lStyle = ::WinQueryWindowULong( m_hWnd |
| 561 | ,QWL_STYLE |
| 562 | ); |
| 563 | lStyle |= WS_CLIPCHILDREN; |
| 564 | ::WinSetWindowULong( m_hWnd |
| 565 | ,QWL_STYLE |
| 566 | ,lStyle |
| 567 | ); |
| 568 | return TRUE; |
| 569 | } // end of wxTopLevelWindowOS2::CreateFrame |
| 570 | |
| 571 | bool wxTopLevelWindowOS2::Create( |
| 572 | wxWindow* pParent |
| 573 | , wxWindowID vId |
| 574 | , const wxString& rsTitle |
| 575 | , const wxPoint& rPos |
| 576 | , const wxSize& rSizeOrig |
| 577 | , long lStyle |
| 578 | , const wxString& rsName |
| 579 | ) |
| 580 | { |
| 581 | // |
| 582 | // Init our fields |
| 583 | // |
| 584 | Init(); |
| 585 | m_windowStyle = lStyle; |
| 586 | SetName(rsName); |
| 587 | m_windowId = vId == -1 ? NewControlId() : vId; |
| 588 | |
| 589 | // always create a frame of some reasonable, even if arbitrary, size (at |
| 590 | // least for MSW compatibility) |
| 591 | wxSize rSize = rSizeOrig; |
| 592 | if ( rSize.x == -1 || rSize.y == -1 ) |
| 593 | { |
| 594 | wxSize sizeDpy = wxGetDisplaySize(); |
| 595 | if ( rSize.x == -1 ) |
| 596 | rSize.x = sizeDpy.x / 3; |
| 597 | if ( rSize.y == -1 ) |
| 598 | rSize.y = sizeDpy.y / 5; |
| 599 | } |
| 600 | |
| 601 | wxTopLevelWindows.Append(this); |
| 602 | if (pParent) |
| 603 | pParent->AddChild(this); |
| 604 | |
| 605 | if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) |
| 606 | { |
| 607 | // |
| 608 | // We have different dialog templates to allows creation of dialogs |
| 609 | // with & without captions under OS2indows, resizeable or not (but a |
| 610 | // resizeable dialog always has caption - otherwise it would look too |
| 611 | // strange) |
| 612 | // |
| 613 | ULONG ulDlgTemplate; |
| 614 | |
| 615 | if (lStyle & wxRESIZE_BORDER) |
| 616 | ulDlgTemplate = (ULONG)kResizeableDialog; |
| 617 | else if (lStyle & wxCAPTION) |
| 618 | ulDlgTemplate = (ULONG)kCaptionDialog; |
| 619 | else |
| 620 | ulDlgTemplate = (ULONG)kNoCaptionDialog; |
| 621 | return CreateDialog( ulDlgTemplate |
| 622 | ,rsTitle |
| 623 | ,rPos |
| 624 | ,rSize |
| 625 | ); |
| 626 | } |
| 627 | else // !dialog |
| 628 | { |
| 629 | return CreateFrame( rsTitle |
| 630 | ,rPos |
| 631 | ,rSize |
| 632 | ); |
| 633 | } |
| 634 | } // end of wxTopLevelWindowOS2::Create |
| 635 | |
| 636 | wxTopLevelWindowOS2::~wxTopLevelWindowOS2() |
| 637 | { |
| 638 | // |
| 639 | // After destroying an owned window, Windows activates the next top level |
| 640 | // window in Z order but it may be different from our owner (to reproduce |
| 641 | // this simply Alt-TAB to another application and back before closing the |
| 642 | // owned frame) whereas we always want to yield activation to our parent |
| 643 | // |
| 644 | if (HasFlag(wxFRAME_FLOAT_ON_PARENT)) |
| 645 | { |
| 646 | wxWindow* pParent = GetParent(); |
| 647 | |
| 648 | if (pParent) |
| 649 | { |
| 650 | ::WinSetWindowPos( GetHwndOf(pParent) |
| 651 | ,HWND_TOP |
| 652 | ,0, 0, 0, 0 |
| 653 | ,SWP_ZORDER |
| 654 | ); |
| 655 | } |
| 656 | } |
| 657 | } // end of wxTopLevelWindowOS2::~wxTopLevelWindowOS2 |
| 658 | |
| 659 | // ---------------------------------------------------------------------------- |
| 660 | // wxTopLevelWindowOS2 client size |
| 661 | // ---------------------------------------------------------------------------- |
| 662 | |
| 663 | void wxTopLevelWindowOS2::DoSetClientSize( |
| 664 | int nWidth |
| 665 | , int nHeight |
| 666 | ) |
| 667 | { |
| 668 | // |
| 669 | // Call GetClientAreaOrigin() to take the toolbar into account |
| 670 | // |
| 671 | wxPoint vPt = GetClientAreaOrigin(); |
| 672 | |
| 673 | nWidth += vPt.x; |
| 674 | nHeight += vPt.y; |
| 675 | |
| 676 | wxWindow::DoSetClientSize( nWidth |
| 677 | ,nHeight |
| 678 | ); |
| 679 | } // end of wxTopLevelWindowOS2::DoSetClientSize |
| 680 | |
| 681 | void wxTopLevelWindowOS2::DoGetClientSize( |
| 682 | int* pnX |
| 683 | , int* pnY |
| 684 | ) const |
| 685 | { |
| 686 | wxWindow::DoGetClientSize( pnX |
| 687 | ,pnY |
| 688 | ); |
| 689 | |
| 690 | wxPoint vPt = GetClientAreaOrigin(); |
| 691 | |
| 692 | if (pnX) |
| 693 | *pnX -= vPt.x; |
| 694 | |
| 695 | if (pnY) |
| 696 | *pnY += vPt.y; |
| 697 | } // end of wxTopLevelWindowOS2::DoGetClientSize |
| 698 | |
| 699 | // ---------------------------------------------------------------------------- |
| 700 | // wxTopLevelWindowOS2 showing |
| 701 | // ---------------------------------------------------------------------------- |
| 702 | |
| 703 | void wxTopLevelWindowOS2::DoShowWindow( |
| 704 | int nShowCmd |
| 705 | ) |
| 706 | { |
| 707 | ::WinShowWindow(m_hFrame, (BOOL)(nShowCmd & SWP_SHOW)); |
| 708 | |
| 709 | // |
| 710 | // Need to artificially send a size event as wxApps often expect to do some |
| 711 | // final child control sizing |
| 712 | SendSizeEvent(); |
| 713 | m_bIconized = nShowCmd == SWP_MINIMIZE; |
| 714 | } // end of wxTopLevelWindowOS2::DoShowWindow |
| 715 | |
| 716 | bool wxTopLevelWindowOS2::Show( |
| 717 | bool bShow |
| 718 | ) |
| 719 | { |
| 720 | int nShowCmd; |
| 721 | SWP vSwp; |
| 722 | |
| 723 | if (bShow != IsShown() ) |
| 724 | { |
| 725 | m_isShown = bShow; |
| 726 | } |
| 727 | else |
| 728 | { |
| 729 | return FALSE; |
| 730 | } |
| 731 | if (bShow) |
| 732 | { |
| 733 | if (m_bMaximizeOnShow) |
| 734 | { |
| 735 | nShowCmd = SWP_MAXIMIZE; |
| 736 | m_bMaximizeOnShow = FALSE; |
| 737 | } |
| 738 | else |
| 739 | { |
| 740 | nShowCmd = SWP_SHOW; |
| 741 | } |
| 742 | } |
| 743 | else // hide |
| 744 | { |
| 745 | nShowCmd = SWP_HIDE; |
| 746 | } |
| 747 | DoShowWindow(nShowCmd); |
| 748 | |
| 749 | if (bShow) |
| 750 | { |
| 751 | wxActivateEvent vEvent(wxEVT_ACTIVATE, TRUE, m_windowId); |
| 752 | |
| 753 | ::WinQueryWindowPos(m_hFrame, &vSwp); |
| 754 | m_bIconized = ( vSwp.fl & SWP_MINIMIZE ) == SWP_MINIMIZE ; |
| 755 | ::WinQueryWindowPos(m_hWnd, &m_vSwpClient); |
| 756 | ::WinSendMsg(m_hFrame, WM_UPDATEFRAME, (MPARAM)~0, 0); |
| 757 | ::WinQueryWindowPos(m_hWnd, &vSwp); |
| 758 | ::WinEnableWindow(m_hFrame, TRUE); |
| 759 | |
| 760 | // |
| 761 | // Deal with children |
| 762 | // |
| 763 | MoveChildren(m_vSwpClient.cy - vSwp.cy); |
| 764 | vEvent.SetEventObject(this); |
| 765 | GetEventHandler()->ProcessEvent(vEvent); |
| 766 | } |
| 767 | else |
| 768 | { |
| 769 | // |
| 770 | // Try to highlight the correct window (the parent) |
| 771 | // |
| 772 | if (GetParent()) |
| 773 | { |
| 774 | HWND hWndParent = GetHwndOf(GetParent()); |
| 775 | |
| 776 | ::WinQueryWindowPos(hWndParent, &vSwp); |
| 777 | m_bIconized = (vSwp.fl & SWP_MINIMIZE)==SWP_MINIMIZE; |
| 778 | ::WinEnableWindow(hWndParent, TRUE); |
| 779 | } |
| 780 | } |
| 781 | return TRUE; |
| 782 | } // end of wxTopLevelWindowOS2::Show |
| 783 | |
| 784 | // ---------------------------------------------------------------------------- |
| 785 | // wxTopLevelWindowOS2 maximize/minimize |
| 786 | // ---------------------------------------------------------------------------- |
| 787 | |
| 788 | void wxTopLevelWindowOS2::Maximize( |
| 789 | bool bMaximize |
| 790 | ) |
| 791 | { |
| 792 | if (IsShown()) |
| 793 | { |
| 794 | // |
| 795 | // Just maximize it directly |
| 796 | // |
| 797 | DoShowWindow(bMaximize ? SWP_MAXIMIZE : SWP_RESTORE); |
| 798 | } |
| 799 | else // hidden |
| 800 | { |
| 801 | // |
| 802 | // We can't maximize the hidden frame because it shows it as well, so |
| 803 | // just remember that we should do it later in this case |
| 804 | // |
| 805 | m_bMaximizeOnShow = bMaximize; |
| 806 | } |
| 807 | } // end of wxTopLevelWindowOS2::Maximize |
| 808 | |
| 809 | bool wxTopLevelWindowOS2::IsMaximized() const |
| 810 | { |
| 811 | ::WinQueryWindowPos(m_hFrame, (PSWP)&m_vSwp); |
| 812 | return (m_vSwp.fl & SWP_MAXIMIZE) == SWP_MAXIMIZE; |
| 813 | } // end of wxTopLevelWindowOS2::IsMaximized |
| 814 | |
| 815 | void wxTopLevelWindowOS2::Iconize( |
| 816 | bool bIconize |
| 817 | ) |
| 818 | { |
| 819 | DoShowWindow(bIconize ? SWP_MINIMIZE : SWP_RESTORE); |
| 820 | } // end of wxTopLevelWindowOS2::Iconize |
| 821 | |
| 822 | bool wxTopLevelWindowOS2::IsIconized() const |
| 823 | { |
| 824 | // also update the current state |
| 825 | ::WinQueryWindowPos(m_hFrame, (PSWP)&m_vSwp); |
| 826 | if (m_vSwp.fl & SWP_MINIMIZE) |
| 827 | ((wxTopLevelWindow*)this)->m_bIconized = TRUE; |
| 828 | else |
| 829 | ((wxTopLevelWindow*)this)->m_bIconized = FALSE; |
| 830 | return m_bIconized; |
| 831 | } // end of wxTopLevelWindowOS2::IsIconized |
| 832 | |
| 833 | void wxTopLevelWindowOS2::Restore() |
| 834 | { |
| 835 | DoShowWindow(SWP_RESTORE); |
| 836 | } // end of wxTopLevelWindowOS2::Restore |
| 837 | |
| 838 | // generate an artificial resize event |
| 839 | void wxTopLevelWindowOS2::SendSizeEvent() |
| 840 | { |
| 841 | if (!m_bIconized) |
| 842 | { |
| 843 | RECTL vRect = wxGetWindowRect(GetHwnd()); |
| 844 | |
| 845 | (void)::WinPostMsg( m_hFrame |
| 846 | ,WM_SIZE |
| 847 | ,MPFROM2SHORT(vRect.xRight - vRect.xLeft, vRect.yTop - vRect.yBottom) |
| 848 | ,MPFROM2SHORT(vRect.xRight - vRect.xLeft, vRect.yTop - vRect.yBottom) |
| 849 | ); |
| 850 | } |
| 851 | } // end of wxTopLevelWindowOS2::SendSizeEvent |
| 852 | |
| 853 | // ---------------------------------------------------------------------------- |
| 854 | // wxTopLevelWindowOS2 fullscreen |
| 855 | // ---------------------------------------------------------------------------- |
| 856 | |
| 857 | bool wxTopLevelWindowOS2::ShowFullScreen( bool bShow, |
| 858 | long lStyle ) |
| 859 | { |
| 860 | if (bShow) |
| 861 | { |
| 862 | if (IsFullScreen()) |
| 863 | return false; |
| 864 | |
| 865 | m_bFsIsShowing = true; |
| 866 | m_lFsStyle = lStyle; |
| 867 | |
| 868 | // |
| 869 | // Zap the frame borders |
| 870 | // |
| 871 | |
| 872 | // |
| 873 | // Save the 'normal' window lStyle |
| 874 | // |
| 875 | m_lFsOldWindowStyle = ::WinQueryWindowULong( (HWND)GetHWND() |
| 876 | ,QWL_STYLE |
| 877 | ); |
| 878 | |
| 879 | // |
| 880 | // Save the old position, width & height, maximize state |
| 881 | // |
| 882 | m_vFsOldSize = GetRect(); |
| 883 | m_bFsIsMaximized = IsMaximized(); |
| 884 | |
| 885 | // |
| 886 | // Decide which window lStyle flags to turn off |
| 887 | // |
| 888 | LONG lNewStyle = m_lFsOldWindowStyle; |
| 889 | LONG lOffFlags = 0; |
| 890 | |
| 891 | if (lStyle & wxFULLSCREEN_NOBORDER) |
| 892 | lOffFlags |= FCF_BORDER; |
| 893 | if (lStyle & wxFULLSCREEN_NOCAPTION) |
| 894 | lOffFlags |= (FCF_TASKLIST | FCF_SYSMENU); |
| 895 | |
| 896 | lNewStyle &= (~lOffFlags); |
| 897 | |
| 898 | // |
| 899 | // Change our window style to be compatible with full-screen mode |
| 900 | // |
| 901 | ::WinSetWindowULong( (HWND)GetHWND() |
| 902 | ,QWL_STYLE |
| 903 | ,lNewStyle |
| 904 | ); |
| 905 | |
| 906 | // |
| 907 | // Resize to the size of the desktop |
| 908 | // |
| 909 | int nWidth; |
| 910 | int nHeight; |
| 911 | RECTL vRect = wxGetWindowRect(HWND_DESKTOP); |
| 912 | |
| 913 | nWidth = vRect.xRight - vRect.xLeft; |
| 914 | nHeight = vRect.yTop - vRect.yBottom; |
| 915 | |
| 916 | SetSize( nWidth, nHeight ); |
| 917 | |
| 918 | // |
| 919 | // Now flush the window style cache and actually go full-screen |
| 920 | // |
| 921 | ::WinSetWindowPos( m_hFrame |
| 922 | ,HWND_TOP |
| 923 | ,0 |
| 924 | ,0 |
| 925 | ,nWidth |
| 926 | ,nHeight |
| 927 | ,SWP_SIZE | SWP_MOVE |
| 928 | ); |
| 929 | |
| 930 | wxSize full( nWidth, nHeight ); |
| 931 | wxSizeEvent vEvent( full, GetId() ); |
| 932 | GetEventHandler()->ProcessEvent(vEvent); |
| 933 | return true; |
| 934 | } |
| 935 | else |
| 936 | { |
| 937 | if (!IsFullScreen()) |
| 938 | return false; |
| 939 | |
| 940 | m_bFsIsShowing = false; |
| 941 | Maximize(m_bFsIsMaximized); |
| 942 | ::WinSetWindowULong( (HWND)GetHWND() |
| 943 | ,QWL_STYLE |
| 944 | ,m_lFsOldWindowStyle |
| 945 | ); |
| 946 | ::WinSetWindowPos( m_hFrame |
| 947 | ,HWND_TOP |
| 948 | ,m_vFsOldSize.x |
| 949 | ,m_vFsOldSize.y |
| 950 | ,m_vFsOldSize.width |
| 951 | ,m_vFsOldSize.height |
| 952 | ,SWP_SIZE | SWP_MOVE |
| 953 | ); |
| 954 | return true; |
| 955 | } |
| 956 | } // end of wxTopLevelWindowOS2::ShowFullScreen |
| 957 | |
| 958 | // ---------------------------------------------------------------------------- |
| 959 | // wxTopLevelWindowOS2 misc |
| 960 | // ---------------------------------------------------------------------------- |
| 961 | |
| 962 | void wxTopLevelWindowOS2::SetIcon( |
| 963 | const wxIcon& rIcon |
| 964 | ) |
| 965 | { |
| 966 | SetIcons(wxIconBundle(rIcon)); |
| 967 | } // end of wxTopLevelWindowOS2::SetIcon |
| 968 | |
| 969 | void wxTopLevelWindowOS2::SetIcons( |
| 970 | const wxIconBundle& rIcons |
| 971 | ) |
| 972 | { |
| 973 | // |
| 974 | // This sets m_icon |
| 975 | // |
| 976 | wxTopLevelWindowBase::SetIcons(rIcons); |
| 977 | |
| 978 | const wxIcon& vIcon = rIcons.GetIcon(wxSize(32, 32)); |
| 979 | |
| 980 | if (vIcon.Ok() && vIcon.GetWidth() == 32 && vIcon.GetHeight() == 32) |
| 981 | { |
| 982 | ::WinSendMsg( m_hFrame |
| 983 | ,WM_SETICON |
| 984 | ,(MPARAM)((HPOINTER)vIcon.GetHICON()) |
| 985 | ,NULL |
| 986 | ); |
| 987 | ::WinSendMsg( m_hFrame |
| 988 | ,WM_UPDATEFRAME |
| 989 | ,(MPARAM)FCF_ICON |
| 990 | ,(MPARAM)0 |
| 991 | ); |
| 992 | } |
| 993 | } // end of wxTopLevelWindowOS2::SetIcon |
| 994 | |
| 995 | bool wxTopLevelWindowOS2::EnableCloseButton( |
| 996 | bool bEnable |
| 997 | ) |
| 998 | { |
| 999 | // |
| 1000 | // Get system (a.k.a. window) menu |
| 1001 | // |
| 1002 | HMENU hMenu = ::WinWindowFromID(m_hFrame, FID_SYSMENU); |
| 1003 | |
| 1004 | if (!hMenu) |
| 1005 | { |
| 1006 | wxLogLastError(_T("GetSystemMenu")); |
| 1007 | return FALSE; |
| 1008 | } |
| 1009 | |
| 1010 | // |
| 1011 | // Enabling/disabling the close item from it also automatically |
| 1012 | // disables/enables the close title bar button |
| 1013 | // |
| 1014 | if (bEnable) |
| 1015 | (void)::WinSendMsg( hMenu |
| 1016 | ,MM_SETITEMATTR |
| 1017 | ,MPFROM2SHORT(SC_CLOSE, FALSE) |
| 1018 | ,MPFROM2SHORT(MIA_DISABLED, FALSE) |
| 1019 | ); |
| 1020 | else |
| 1021 | (void)::WinSendMsg( hMenu |
| 1022 | ,MM_SETITEMATTR |
| 1023 | ,MPFROM2SHORT(SC_CLOSE, FALSE) |
| 1024 | ,MPFROM2SHORT(MIA_DISABLED, MIA_DISABLED) |
| 1025 | ); |
| 1026 | |
| 1027 | // |
| 1028 | // Update appearance immediately |
| 1029 | // |
| 1030 | ::WinSendMsg( m_hFrame |
| 1031 | ,WM_UPDATEFRAME |
| 1032 | ,(MPARAM)FCF_MENU |
| 1033 | ,(MPARAM)0 |
| 1034 | ); |
| 1035 | return TRUE; |
| 1036 | } // end of wxTopLevelWindowOS2::EnableCloseButton |
| 1037 | |
| 1038 | // ============================================================================ |
| 1039 | // wxTLWHiddenParentModule implementation |
| 1040 | // ============================================================================ |
| 1041 | |
| 1042 | HWND wxTLWHiddenParentModule::m_shWnd = NULL; |
| 1043 | const wxChar* wxTLWHiddenParentModule::m_szClassName = NULL; |
| 1044 | |
| 1045 | bool wxTLWHiddenParentModule::OnInit() |
| 1046 | { |
| 1047 | m_shWnd = NULL; |
| 1048 | m_szClassName = NULL; |
| 1049 | return TRUE; |
| 1050 | } // end of wxTLWHiddenParentModule::OnInit |
| 1051 | |
| 1052 | void wxTLWHiddenParentModule::OnExit() |
| 1053 | { |
| 1054 | if (m_shWnd) |
| 1055 | { |
| 1056 | if (!::WinDestroyWindow(m_shWnd)) |
| 1057 | { |
| 1058 | wxLogLastError(_T("DestroyWindow(hidden TLW parent)")); |
| 1059 | } |
| 1060 | m_shWnd = NULL; |
| 1061 | } |
| 1062 | |
| 1063 | m_szClassName = NULL; |
| 1064 | } // end of wxTLWHiddenParentModule::OnExit |
| 1065 | |
| 1066 | /* static */ |
| 1067 | HWND wxTLWHiddenParentModule::GetHWND() |
| 1068 | { |
| 1069 | if (!m_shWnd) |
| 1070 | { |
| 1071 | if (!m_szClassName) |
| 1072 | { |
| 1073 | static const wxChar* zHIDDEN_PARENT_CLASS = _T("wxTLWHiddenParent"); |
| 1074 | |
| 1075 | if (!::WinRegisterClass( wxGetInstance() |
| 1076 | ,(PSZ)zHIDDEN_PARENT_CLASS |
| 1077 | ,NULL |
| 1078 | ,0 |
| 1079 | ,sizeof(ULONG) |
| 1080 | )) |
| 1081 | { |
| 1082 | wxLogLastError(_T("RegisterClass(\"wxTLWHiddenParent\")")); |
| 1083 | } |
| 1084 | else |
| 1085 | { |
| 1086 | m_szClassName = zHIDDEN_PARENT_CLASS; |
| 1087 | } |
| 1088 | } |
| 1089 | m_shWnd = ::WinCreateWindow( HWND_DESKTOP |
| 1090 | ,(PSZ)m_szClassName |
| 1091 | ,"" |
| 1092 | ,0L |
| 1093 | ,(LONG)0L |
| 1094 | ,(LONG)0L |
| 1095 | ,(LONG)0L |
| 1096 | ,(LONG)0L |
| 1097 | ,NULLHANDLE |
| 1098 | ,HWND_TOP |
| 1099 | ,0L |
| 1100 | ,NULL |
| 1101 | ,NULL |
| 1102 | ); |
| 1103 | if (!m_shWnd) |
| 1104 | { |
| 1105 | wxLogLastError(_T("CreateWindow(hidden TLW parent)")); |
| 1106 | } |
| 1107 | } |
| 1108 | return m_shWnd; |
| 1109 | } // end of wxTLWHiddenParentModule::GetHWND |