src/x11/window.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/x11/windows.cpp
   3 // Purpose:     wxWindow
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // for compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #if defined(__BORLANDC__)
  16     #pragma hdrstop
  17 #endif
  18
  19 // ============================================================================
  20 // declarations
  21 // ============================================================================
  22
  23 // ----------------------------------------------------------------------------
  24 // headers
  25 // ----------------------------------------------------------------------------
  26
  27 #include "wx/window.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/hash.h"
  31     #include "wx/log.h"
  32     #include "wx/app.h"
  33     #include "wx/utils.h"
  34 #endif
  35
  36 #include "wx/menu.h"
  37 #include "wx/dc.h"
  38 #include "wx/dcclient.h"
  39 #include "wx/panel.h"
  40 #include "wx/layout.h"
  41 #include "wx/dialog.h"
  42 #include "wx/listbox.h"
  43 #include "wx/button.h"
  44 #include "wx/settings.h"
  45 #include "wx/msgdlg.h"
  46 #include "wx/frame.h"
  47 #include "wx/scrolwin.h"
  48 #include "wx/scrolbar.h"
  49 #include "wx/module.h"
  50 #include "wx/menuitem.h"
  51 #include "wx/fontutil.h"
  52 #include "wx/univ/renderer.h"
  53
  54 #if  wxUSE_DRAG_AND_DROP
  55     #include "wx/dnd.h"
  56 #endif
  57
  58 #include "wx/x11/private.h"
  59 #include "X11/Xutil.h"
  60
  61 #if wxUSE_NANOX
  62 // For wxGetLocalTime, used by XButtonEventGetTime
  63 #include "wx/timer.h"
  64 #endif
  65
  66 #include <string.h>
  67
  68 // ----------------------------------------------------------------------------
  69 // global variables for this module
  70 // ----------------------------------------------------------------------------
  71
  72 static wxWindow* g_captureWindow = NULL;
  73 static GC g_eraseGC;
  74
  75 // ----------------------------------------------------------------------------
  76 // macros
  77 // ----------------------------------------------------------------------------
  78
  79 #define event_left_is_down(x) ((x)->xbutton.state & Button1Mask)
  80 #define event_middle_is_down(x) ((x)->xbutton.state & Button2Mask)
  81 #define event_right_is_down(x) ((x)->xbutton.state & Button3Mask)
  82
  83 // ----------------------------------------------------------------------------
  84 // event tables
  85 // ----------------------------------------------------------------------------
  86
  87 IMPLEMENT_ABSTRACT_CLASS(wxWindowX11, wxWindowBase)
  88
  89 BEGIN_EVENT_TABLE(wxWindowX11, wxWindowBase)
  90     EVT_SYS_COLOUR_CHANGED(wxWindowX11::OnSysColourChanged)
  91 END_EVENT_TABLE()
  92
  93 // ============================================================================
  94 // implementation
  95 // ============================================================================
  96
  97 // ----------------------------------------------------------------------------
  98 // helper functions
  99 // ----------------------------------------------------------------------------
 100
 101 // ----------------------------------------------------------------------------
 102 // constructors
 103 // ----------------------------------------------------------------------------
 104
 105 void wxWindowX11::Init()
 106 {
 107     // X11-specific
 108     m_mainWindow = (WXWindow) 0;
 109     m_clientWindow = (WXWindow) 0;
 110     m_insertIntoMain = false;
 111     m_updateNcArea = false;
 112
 113     m_winCaptured = false;
 114     m_needsInputFocus = false;
 115     m_isShown = true;
 116     m_lastTS = 0;
 117     m_lastButton = 0;
 118 }
 119
 120 // real construction (Init() must have been called before!)
 121 bool wxWindowX11::Create(wxWindow *parent, wxWindowID id,
 122                          const wxPoint& pos,
 123                          const wxSize& size,
 124                          long style,
 125                          const wxString& name)
 126 {
 127     wxCHECK_MSG( parent, false, wxT("can't create wxWindow without parent") );
 128
 129     CreateBase(parent, id, pos, size, style, wxDefaultValidator, name);
 130
 131     parent->AddChild(this);
 132
 133     Display *xdisplay = (Display*) wxGlobalDisplay();
 134     int xscreen = DefaultScreen( xdisplay );
 135     Visual *xvisual = DefaultVisual( xdisplay, xscreen );
 136     Colormap cm = DefaultColormap( xdisplay, xscreen );
 137
 138     m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
 139     m_backgroundColour.CalcPixel( (WXColormap) cm );
 140
 141     m_foregroundColour = *wxBLACK;
 142     m_foregroundColour.CalcPixel( (WXColormap) cm );
 143
 144     Window xparent = (Window) parent->GetClientAreaWindow();
 145
 146     // Add window's own scrollbars to main window, not to client window
 147     if (parent->GetInsertIntoMain())
 148     {
 149         // wxLogDebug( "Inserted into main: %s", GetName().c_str() );
 150         xparent = (Window) parent->GetMainWindow();
 151     }
 152
 153     // Size (not including the border) must be nonzero (or a Value error results)!
 154     // Note: The Xlib manual doesn't mention this restriction of XCreateWindow.
 155     wxSize size2(size);
 156     if (size2.x <= 0)
 157         size2.x = 20;
 158     if (size2.y <= 0)
 159         size2.y = 20;
 160
 161     wxPoint pos2(pos);
 162     if (pos2.x == wxDefaultCoord)
 163         pos2.x = 0;
 164     if (pos2.y == wxDefaultCoord)
 165         pos2.y = 0;
 166
 167 #if wxUSE_TWO_WINDOWS
 168     bool need_two_windows =
 169         ((( wxSUNKEN_BORDER | wxRAISED_BORDER | wxSIMPLE_BORDER | wxHSCROLL | wxVSCROLL ) & m_windowStyle) != 0);
 170 #else
 171     bool need_two_windows = false;
 172 #endif
 173
 174 #if wxUSE_NANOX
 175     long xattributes = 0;
 176 #else
 177     XSetWindowAttributes xattributes;
 178     long xattributes_mask = 0;
 179
 180     xattributes_mask |= CWBackPixel;
 181     xattributes.background_pixel = m_backgroundColour.GetPixel();
 182
 183     xattributes_mask |= CWBorderPixel;
 184     xattributes.border_pixel = BlackPixel( xdisplay, xscreen );
 185
 186     xattributes_mask |= CWEventMask;
 187 #endif
 188
 189     if (need_two_windows)
 190     {
 191 #if wxUSE_NANOX
 192         long backColor, foreColor;
 193         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 194         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 195
 196         Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 197                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 198         XSelectInput( xdisplay, xwindow,
 199           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 200           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 201           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 202                       PropertyChangeMask );
 203
 204 #else
 205         // Normal X11
 206         xattributes.event_mask =
 207             ExposureMask | StructureNotifyMask | ColormapChangeMask;
 208
 209         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 210             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 211
 212 #endif
 213
 214         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 215
 216         m_mainWindow = (WXWindow) xwindow;
 217         wxAddWindowToTable( xwindow, (wxWindow*) this );
 218
 219         XMapWindow( xdisplay, xwindow );
 220
 221 #if !wxUSE_NANOX
 222         xattributes.event_mask =
 223             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 224             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 225             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 226             PropertyChangeMask | VisibilityChangeMask ;
 227
 228         if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
 229         {
 230             xattributes_mask |= CWBitGravity;
 231             xattributes.bit_gravity = StaticGravity;
 232         }
 233 #endif
 234
 235         if (HasFlag( wxSUNKEN_BORDER) || HasFlag( wxRAISED_BORDER))
 236         {
 237             pos2.x = 2;
 238             pos2.y = 2;
 239             size2.x -= 4;
 240             size2.y -= 4;
 241         }
 242         else if (HasFlag( wxSIMPLE_BORDER ))
 243         {
 244             pos2.x = 1;
 245             pos2.y = 1;
 246             size2.x -= 2;
 247             size2.y -= 2;
 248         }
 249         else
 250         {
 251             pos2.x = 0;
 252             pos2.y = 0;
 253         }
 254
 255         // Make again sure the size is nonzero.
 256         if (size2.x <= 0)
 257             size2.x = 1;
 258         if (size2.y <= 0)
 259             size2.y = 1;
 260
 261 #if wxUSE_NANOX
 262         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 263         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 264
 265         xwindow = XCreateWindowWithColor( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
 266                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 267         XSelectInput( xdisplay, xwindow,
 268           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 269           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 270           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 271                       PropertyChangeMask );
 272
 273 #else
 274         xwindow = XCreateWindow( xdisplay, xwindow, pos2.x, pos2.y, size2.x, size2.y,
 275             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 276 #endif
 277
 278         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 279
 280         m_clientWindow = (WXWindow) xwindow;
 281         wxAddClientWindowToTable( xwindow, (wxWindow*) this );
 282
 283         XMapWindow( xdisplay, xwindow );
 284     }
 285     else
 286     {
 287         // wxLogDebug( "No two windows needed %s", GetName().c_str() );
 288 #if wxUSE_NANOX
 289         long backColor, foreColor;
 290         backColor = GR_RGB(m_backgroundColour.Red(), m_backgroundColour.Green(), m_backgroundColour.Blue());
 291         foreColor = GR_RGB(m_foregroundColour.Red(), m_foregroundColour.Green(), m_foregroundColour.Blue());
 292
 293         Window xwindow = XCreateWindowWithColor( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 294                                     0, 0, InputOutput, xvisual, backColor, foreColor);
 295         XSelectInput( xdisplay, xwindow,
 296           GR_EVENT_MASK_CLOSE_REQ | ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 297           ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 298           KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 299                       PropertyChangeMask );
 300
 301 #else
 302         xattributes.event_mask =
 303             ExposureMask | KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask |
 304             ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask |
 305             KeymapStateMask | FocusChangeMask | ColormapChangeMask | StructureNotifyMask |
 306             PropertyChangeMask | VisibilityChangeMask ;
 307
 308         if (!HasFlag( wxFULL_REPAINT_ON_RESIZE ))
 309         {
 310             xattributes_mask |= CWBitGravity;
 311             xattributes.bit_gravity = NorthWestGravity;
 312         }
 313
 314         Window xwindow = XCreateWindow( xdisplay, xparent, pos2.x, pos2.y, size2.x, size2.y,
 315             0, DefaultDepth(xdisplay,xscreen), InputOutput, xvisual, xattributes_mask, &xattributes );
 316 #endif
 317
 318         XSetWindowBackgroundPixmap( xdisplay, xwindow, None );
 319
 320         m_mainWindow = (WXWindow) xwindow;
 321         m_clientWindow = m_mainWindow;
 322         wxAddWindowToTable( xwindow, (wxWindow*) this );
 323
 324         XMapWindow( xdisplay, xwindow );
 325     }
 326
 327     // Is a subwindow, so map immediately
 328     m_isShown = true;
 329
 330     // Without this, the cursor may not be restored properly (e.g. in splitter
 331     // sample).
 332     SetCursor(*wxSTANDARD_CURSOR);
 333     SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 334
 335     // Don't call this, it can have nasty repercussions for composite controls,
 336     // for example
 337     //    SetSize(pos.x, pos.y, size.x, size.y);
 338
 339     return true;
 340 }
 341
 342 // Destructor
 343 wxWindowX11::~wxWindowX11()
 344 {
 345     SendDestroyEvent();
 346
 347     if (g_captureWindow == this)
 348         g_captureWindow = NULL;
 349
 350     m_isBeingDeleted = true;
 351
 352     DestroyChildren();
 353
 354     if (m_clientWindow != m_mainWindow)
 355     {
 356         // Destroy the cleint window
 357         Window xwindow = (Window) m_clientWindow;
 358         wxDeleteClientWindowFromTable( xwindow );
 359         XDestroyWindow( wxGlobalDisplay(), xwindow );
 360         m_clientWindow = NULL;
 361     }
 362
 363     // Destroy the window
 364     Window xwindow = (Window) m_mainWindow;
 365     wxDeleteWindowFromTable( xwindow );
 366     XDestroyWindow( wxGlobalDisplay(), xwindow );
 367     m_mainWindow = NULL;
 368 }
 369
 370 // ---------------------------------------------------------------------------
 371 // basic operations
 372 // ---------------------------------------------------------------------------
 373
 374 void wxWindowX11::SetFocus()
 375 {
 376     Window xwindow = (Window) m_clientWindow;
 377
 378     wxCHECK_RET( xwindow, wxT("invalid window") );
 379
 380     // Don't assert; we might be trying to set the focus for a panel
 381     // with only static controls, so the panel returns false from AcceptsFocus.
 382     // The app should be not be expected to deal with this.
 383     if (!AcceptsFocus())
 384         return;
 385
 386 #if 0
 387     if (GetName() == "scrollBar")
 388     {
 389         char *crash = NULL;
 390         *crash = 0;
 391     }
 392 #endif
 393
 394     if (wxWindowIsVisible(xwindow))
 395     {
 396         wxLogTrace( _T("focus"), _T("wxWindowX11::SetFocus: %s"), GetClassInfo()->GetClassName());
 397         //        XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToParent, CurrentTime );
 398         XSetInputFocus( wxGlobalDisplay(), xwindow, RevertToNone, CurrentTime );
 399         m_needsInputFocus = false;
 400     }
 401     else
 402     {
 403         m_needsInputFocus = true;
 404     }
 405 }
 406
 407 // Get the window with the focus
 408 wxWindow *wxWindowBase::DoFindFocus()
 409 {
 410     Window xfocus = (Window) 0;
 411     int revert = 0;
 412
 413     XGetInputFocus( wxGlobalDisplay(), &xfocus, &revert);
 414     if (xfocus)
 415     {
 416         wxWindow *win = wxGetWindowFromTable( xfocus );
 417         if (!win)
 418         {
 419             win = wxGetClientWindowFromTable( xfocus );
 420         }
 421
 422         return win;
 423     }
 424
 425     return NULL;
 426 }
 427
 428 // Enabling/disabling handled by event loop, and not sending events
 429 // if disabled.
 430 bool wxWindowX11::Enable(bool enable)
 431 {
 432     if ( !wxWindowBase::Enable(enable) )
 433         return false;
 434
 435     return true;
 436 }
 437
 438 bool wxWindowX11::Show(bool show)
 439 {
 440     wxWindowBase::Show(show);
 441
 442     Window xwindow = (Window) m_mainWindow;
 443     Display *xdisp = wxGlobalDisplay();
 444     if (show)
 445     {
 446         // wxLogDebug( "Mapping window of type %s", GetName().c_str() );
 447         XMapWindow(xdisp, xwindow);
 448     }
 449     else
 450     {
 451         // wxLogDebug( "Unmapping window of type %s", GetName().c_str() );
 452         XUnmapWindow(xdisp, xwindow);
 453     }
 454
 455     return true;
 456 }
 457
 458 // Raise the window to the top of the Z order
 459 void wxWindowX11::Raise()
 460 {
 461     if (m_mainWindow)
 462         XRaiseWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 463 }
 464
 465 // Lower the window to the bottom of the Z order
 466 void wxWindowX11::Lower()
 467 {
 468     if (m_mainWindow)
 469         XLowerWindow( wxGlobalDisplay(), (Window) m_mainWindow );
 470 }
 471
 472 void wxWindowX11::SetLabel(const wxString& WXUNUSED(label))
 473 {
 474     // TODO
 475 }
 476
 477 wxString wxWindowX11::GetLabel() const
 478 {
 479     // TODO
 480     return wxEmptyString;
 481 }
 482
 483 void wxWindowX11::DoCaptureMouse()
 484 {
 485     if ((g_captureWindow != NULL) && (g_captureWindow != this))
 486     {
 487         wxASSERT_MSG(false, wxT("Trying to capture before mouse released."));
 488
 489         // Core dump now
 490         int *tmp = NULL;
 491         (*tmp) = 1;
 492         return;
 493     }
 494
 495     if (m_winCaptured)
 496         return;
 497
 498     Window xwindow = (Window) m_clientWindow;
 499
 500     wxCHECK_RET( xwindow, wxT("invalid window") );
 501
 502     g_captureWindow = (wxWindow*) this;
 503
 504     if (xwindow)
 505     {
 506         int res = XGrabPointer(wxGlobalDisplay(), xwindow,
 507             FALSE,
 508             ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
 509             GrabModeAsync,
 510             GrabModeAsync,
 511             None,
 512             None, /* cursor */ // TODO: This may need to be set to the cursor of this window
 513             CurrentTime );
 514
 515         if (res != GrabSuccess)
 516         {
 517             wxString msg;
 518             msg.Printf(wxT("Failed to grab pointer for window %s"), this->GetClassInfo()->GetClassName());
 519             wxLogDebug(msg);
 520             if (res == GrabNotViewable)
 521                 wxLogDebug( wxT("This is not a viewable window - perhaps not shown yet?") );
 522
 523             g_captureWindow = NULL;
 524             return;
 525         }
 526
 527         m_winCaptured = true;
 528     }
 529 }
 530
 531 void wxWindowX11::DoReleaseMouse()
 532 {
 533     g_captureWindow = NULL;
 534
 535     if ( !m_winCaptured )
 536         return;
 537
 538     Window xwindow = (Window) m_clientWindow;
 539
 540     if (xwindow)
 541     {
 542         XUngrabPointer( wxGlobalDisplay(), CurrentTime );
 543     }
 544
 545     // wxLogDebug( "Ungrabbed pointer in %s", GetName().c_str() );
 546
 547     m_winCaptured = false;
 548 }
 549
 550 bool wxWindowX11::SetFont(const wxFont& font)
 551 {
 552     if ( !wxWindowBase::SetFont(font) )
 553     {
 554         // nothing to do
 555         return false;
 556     }
 557
 558     return true;
 559 }
 560
 561 bool wxWindowX11::SetCursor(const wxCursor& cursor)
 562 {
 563     if ( !wxWindowBase::SetCursor(cursor) )
 564     {
 565         // no change
 566         return false;
 567     }
 568
 569     Window xwindow = (Window) m_clientWindow;
 570
 571     wxCHECK_MSG( xwindow, false, wxT("invalid window") );
 572
 573     wxCursor cursorToUse;
 574     if (m_cursor.Ok())
 575         cursorToUse = m_cursor;
 576     else
 577         cursorToUse = *wxSTANDARD_CURSOR;
 578
 579     Cursor xcursor = (Cursor) cursorToUse.GetCursor();
 580
 581     XDefineCursor( wxGlobalDisplay(), xwindow, xcursor );
 582
 583     return true;
 584 }
 585
 586 // Coordinates relative to the window
 587 void wxWindowX11::WarpPointer (int x, int y)
 588 {
 589     Window xwindow = (Window) m_clientWindow;
 590
 591     wxCHECK_RET( xwindow, wxT("invalid window") );
 592
 593     XWarpPointer( wxGlobalDisplay(), None, xwindow, 0, 0, 0, 0, x, y);
 594 }
 595
 596 // Does a physical scroll
 597 void wxWindowX11::ScrollWindow(int dx, int dy, const wxRect *rect)
 598 {
 599     // No scrolling requested.
 600     if ((dx == 0) && (dy == 0)) return;
 601
 602     if (!m_updateRegion.IsEmpty())
 603     {
 604         m_updateRegion.Offset( dx, dy );
 605
 606         int cw = 0;
 607         int ch = 0;
 608         GetSize( &cw, &ch );  // GetClientSize() ??
 609         m_updateRegion.Intersect( 0, 0, cw, ch );
 610     }
 611
 612     if (!m_clearRegion.IsEmpty())
 613     {
 614         m_clearRegion.Offset( dx, dy );
 615
 616         int cw = 0;
 617         int ch = 0;
 618         GetSize( &cw, &ch );  // GetClientSize() ??
 619         m_clearRegion.Intersect( 0, 0, cw, ch );
 620     }
 621
 622     Window xwindow = (Window) GetClientAreaWindow();
 623
 624     wxCHECK_RET( xwindow, wxT("invalid window") );
 625
 626     Display *xdisplay = wxGlobalDisplay();
 627
 628     GC xgc = XCreateGC( xdisplay, xwindow, 0, NULL );
 629     XSetGraphicsExposures( xdisplay, xgc, True );
 630
 631     int s_x = 0;
 632     int s_y = 0;
 633     int cw;
 634     int ch;
 635     if (rect)
 636     {
 637         s_x = rect->x;
 638         s_y = rect->y;
 639
 640         cw = rect->width;
 641         ch = rect->height;
 642     }
 643     else
 644     {
 645         s_x = 0;
 646         s_y = 0;
 647         GetClientSize( &cw, &ch );
 648     }
 649
 650 #if wxUSE_TWO_WINDOWS
 651     wxPoint offset( 0,0 );
 652 #else
 653     wxPoint offset = GetClientAreaOrigin();
 654     s_x += offset.x;
 655     s_y += offset.y;
 656 #endif
 657
 658     int w = cw - abs(dx);
 659     int h = ch - abs(dy);
 660
 661     if ((h < 0) || (w < 0))
 662     {
 663         Refresh();
 664     }
 665     else
 666     {
 667         wxRect rect;
 668         if (dx < 0) rect.x = cw+dx + offset.x; else rect.x = s_x;
 669         if (dy < 0) rect.y = ch+dy + offset.y; else rect.y = s_y;
 670         if (dy != 0) rect.width = cw; else rect.width = abs(dx);
 671         if (dx != 0) rect.height = ch; else rect.height = abs(dy);
 672
 673         int d_x = s_x;
 674         int d_y = s_y;
 675
 676         if (dx < 0) s_x += -dx;
 677         if (dy < 0) s_y += -dy;
 678         if (dx > 0) d_x = dx + offset.x;
 679         if (dy > 0) d_y = dy + offset.y;
 680
 681         XCopyArea( xdisplay, xwindow, xwindow, xgc, s_x, s_y, w, h, d_x, d_y );
 682
 683         // wxLogDebug( "Copy: s_x %d s_y %d w %d h %d d_x %d d_y %d", s_x, s_y, w, h, d_x, d_y );
 684
 685         // wxLogDebug( "Update: %d %d %d %d", rect.x, rect.y, rect.width, rect.height );
 686
 687         m_updateRegion.Union( rect );
 688         m_clearRegion.Union( rect );
 689     }
 690
 691     XFreeGC( xdisplay, xgc );
 692
 693     // Move Clients, but not the scrollbars
 694     // FIXME: There may be a better method to move a lot of Windows within X11
 695     wxScrollBar *sbH = ((wxWindow *) this)->GetScrollbar( wxHORIZONTAL );
 696     wxScrollBar *sbV = ((wxWindow *) this)->GetScrollbar( wxVERTICAL );
 697     wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
 698     while ( node )
 699     {
 700         // Only propagate to non-top-level windows
 701         wxWindow *win = node->GetData();
 702         if ( win->GetParent() && win != sbH && win != sbV )
 703         {
 704             wxPoint pos = win->GetPosition();
 705             // Add the delta to the old Position
 706             pos.x += dx;
 707             pos.y += dy;
 708             win->SetPosition(pos);
 709         }
 710         node = node->GetNext();
 711     }
 712 }
 713
 714 // ---------------------------------------------------------------------------
 715 // drag and drop
 716 // ---------------------------------------------------------------------------
 717
 718 #if wxUSE_DRAG_AND_DROP
 719
 720 void wxWindowX11::SetDropTarget(wxDropTarget * WXUNUSED(pDropTarget))
 721 {
 722     // TODO
 723 }
 724
 725 #endif
 726
 727 // Old style file-manager drag&drop
 728 void wxWindowX11::DragAcceptFiles(bool WXUNUSED(accept))
 729 {
 730     // TODO
 731 }
 732
 733 // ----------------------------------------------------------------------------
 734 // tooltips
 735 // ----------------------------------------------------------------------------
 736
 737 #if wxUSE_TOOLTIPS
 738
 739 void wxWindowX11::DoSetToolTip(wxToolTip * WXUNUSED(tooltip))
 740 {
 741     // TODO
 742 }
 743
 744 #endif // wxUSE_TOOLTIPS
 745
 746 // ---------------------------------------------------------------------------
 747 // moving and resizing
 748 // ---------------------------------------------------------------------------
 749
 750 bool wxWindowX11::PreResize()
 751 {
 752     return true;
 753 }
 754
 755 // Get total size
 756 void wxWindowX11::DoGetSize(int *x, int *y) const
 757 {
 758     Window xwindow = (Window) m_mainWindow;
 759
 760     wxCHECK_RET( xwindow, wxT("invalid window") );
 761
 762     //XSync(wxGlobalDisplay(), False);
 763
 764     XWindowAttributes attr;
 765     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 766     wxASSERT(status);
 767
 768     if (status)
 769     {
 770         *x = attr.width /* + 2*m_borderSize */ ;
 771         *y = attr.height /* + 2*m_borderSize */ ;
 772     }
 773 }
 774
 775 void wxWindowX11::DoGetPosition(int *x, int *y) const
 776 {
 777     Window window = (Window) m_mainWindow;
 778     if (window)
 779     {
 780         //XSync(wxGlobalDisplay(), False);
 781         XWindowAttributes attr;
 782         Status status = XGetWindowAttributes(wxGlobalDisplay(), window, & attr);
 783         wxASSERT(status);
 784
 785         if (status)
 786         {
 787             *x = attr.x;
 788             *y = attr.y;
 789
 790             // We may be faking the client origin. So a window that's really at (0, 30)
 791             // may appear (to wxWin apps) to be at (0, 0).
 792             if (GetParent())
 793             {
 794                 wxPoint pt(GetParent()->GetClientAreaOrigin());
 795                 *x -= pt.x;
 796                 *y -= pt.y;
 797             }
 798         }
 799     }
 800 }
 801
 802 void wxWindowX11::DoScreenToClient(int *x, int *y) const
 803 {
 804     Display *display = wxGlobalDisplay();
 805     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 806     Window thisWindow = (Window) m_clientWindow;
 807
 808     Window childWindow;
 809     int xx = *x;
 810     int yy = *y;
 811     XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
 812 }
 813
 814 void wxWindowX11::DoClientToScreen(int *x, int *y) const
 815 {
 816     Display *display = wxGlobalDisplay();
 817     Window rootWindow = RootWindowOfScreen(DefaultScreenOfDisplay(display));
 818     Window thisWindow = (Window) m_clientWindow;
 819
 820     Window childWindow;
 821     int xx = *x;
 822     int yy = *y;
 823     XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
 824 }
 825
 826
 827 // Get size *available for subwindows* i.e. excluding menu bar etc.
 828 void wxWindowX11::DoGetClientSize(int *x, int *y) const
 829 {
 830     Window window = (Window) m_mainWindow;
 831
 832     if (window)
 833     {
 834         XWindowAttributes attr;
 835         Status status = XGetWindowAttributes( wxGlobalDisplay(), window, &attr );
 836         wxASSERT(status);
 837
 838         if (status)
 839         {
 840             *x = attr.width ;
 841             *y = attr.height ;
 842         }
 843     }
 844 }
 845
 846 void wxWindowX11::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 847 {
 848     //    wxLogDebug("DoSetSize: %s (%ld) %d, %d %dx%d", GetClassInfo()->GetClassName(), GetId(), x, y, width, height);
 849
 850     Window xwindow = (Window) m_mainWindow;
 851
 852     wxCHECK_RET( xwindow, wxT("invalid window") );
 853
 854     XWindowAttributes attr;
 855     Status status = XGetWindowAttributes( wxGlobalDisplay(), xwindow, &attr );
 856     wxCHECK_RET( status, wxT("invalid window attributes") );
 857
 858     int new_x = attr.x;
 859     int new_y = attr.y;
 860     int new_w = attr.width;
 861     int new_h = attr.height;
 862
 863     if (x != wxDefaultCoord || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 864     {
 865         int yy = 0;
 866         AdjustForParentClientOrigin( x, yy, sizeFlags);
 867         new_x = x;
 868     }
 869     if (y != wxDefaultCoord || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
 870     {
 871         int xx = 0;
 872         AdjustForParentClientOrigin( xx, y, sizeFlags);
 873         new_y = y;
 874     }
 875     if (width != wxDefaultCoord)
 876     {
 877         new_w = width;
 878         if (new_w <= 0)
 879             new_w = 20;
 880     }
 881     if (height != wxDefaultCoord)
 882     {
 883         new_h = height;
 884         if (new_h <= 0)
 885             new_h = 20;
 886     }
 887
 888     DoMoveWindow( new_x, new_y, new_w, new_h );
 889 }
 890
 891 void wxWindowX11::DoSetClientSize(int width, int height)
 892 {
 893     //    wxLogDebug("DoSetClientSize: %s (%ld) %dx%d", GetClassInfo()->GetClassName(), GetId(), width, height);
 894
 895     Window xwindow = (Window) m_mainWindow;
 896
 897     wxCHECK_RET( xwindow, wxT("invalid window") );
 898
 899     XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 900
 901     if (m_mainWindow != m_clientWindow)
 902     {
 903         xwindow = (Window) m_clientWindow;
 904
 905         wxWindow *window = (wxWindow*) this;
 906         wxRenderer *renderer = window->GetRenderer();
 907         if (renderer)
 908         {
 909             wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
 910             width -= border.x + border.width;
 911             height -= border.y + border.height;
 912         }
 913
 914         XResizeWindow( wxGlobalDisplay(), xwindow, width, height );
 915     }
 916 }
 917
 918 void wxWindowX11::DoMoveWindow(int x, int y, int width, int height)
 919 {
 920     Window xwindow = (Window) m_mainWindow;
 921
 922     wxCHECK_RET( xwindow, wxT("invalid window") );
 923
 924 #if !wxUSE_NANOX
 925
 926     XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, width, height );
 927     if (m_mainWindow != m_clientWindow)
 928     {
 929         xwindow = (Window) m_clientWindow;
 930
 931         wxWindow *window = (wxWindow*) this;
 932         wxRenderer *renderer = window->GetRenderer();
 933         if (renderer)
 934         {
 935             wxRect border = renderer->GetBorderDimensions( (wxBorder)(m_windowStyle & wxBORDER_MASK) );
 936             x = border.x;
 937             y = border.y;
 938             width -= border.x + border.width;
 939             height -= border.y + border.height;
 940         }
 941         else
 942         {
 943             x = 0;
 944             y = 0;
 945         }
 946
 947         wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
 948         if (sb && sb->IsShown())
 949         {
 950             wxSize size = sb->GetSize();
 951             height -= size.y;
 952         }
 953         sb = window->GetScrollbar( wxVERTICAL );
 954         if (sb && sb->IsShown())
 955         {
 956             wxSize size = sb->GetSize();
 957             width -= size.x;
 958         }
 959
 960         XMoveResizeWindow( wxGlobalDisplay(), xwindow, x, y, wxMax(1, width), wxMax(1, height) );
 961     }
 962
 963 #else
 964
 965     XWindowChanges windowChanges;
 966     windowChanges.x = x;
 967     windowChanges.y = y;
 968     windowChanges.width = width;
 969     windowChanges.height = height;
 970     windowChanges.stack_mode = 0;
 971     int valueMask = CWX | CWY | CWWidth | CWHeight;
 972
 973     XConfigureWindow( wxGlobalDisplay(), xwindow, valueMask, &windowChanges );
 974
 975 #endif
 976 }
 977
 978 void wxWindowX11::DoSetSizeHints(int minW, int minH, int maxW, int maxH, int incW, int incH)
 979 {
 980     m_minWidth = minW;
 981     m_minHeight = minH;
 982     m_maxWidth = maxW;
 983     m_maxHeight = maxH;
 984
 985 #if !wxUSE_NANOX
 986     XSizeHints sizeHints;
 987     sizeHints.flags = 0;
 988
 989     if (minW > -1 && minH > -1)
 990     {
 991         sizeHints.flags |= PMinSize;
 992         sizeHints.min_width = minW;
 993         sizeHints.min_height = minH;
 994     }
 995     if (maxW > -1 && maxH > -1)
 996     {
 997         sizeHints.flags |= PMaxSize;
 998         sizeHints.max_width = maxW;
 999         sizeHints.max_height = maxH;
1000     }
1001     if (incW > -1 && incH > -1)
1002     {
1003         sizeHints.flags |= PResizeInc;
1004         sizeHints.width_inc = incW;
1005         sizeHints.height_inc = incH;
1006     }
1007
1008     XSetWMNormalHints(wxGlobalDisplay(), (Window) m_mainWindow, &sizeHints );
1009 #endif
1010 }
1011
1012 // ---------------------------------------------------------------------------
1013 // text metrics
1014 // ---------------------------------------------------------------------------
1015
1016 int wxWindowX11::GetCharHeight() const
1017 {
1018     wxFont font(GetFont());
1019     wxCHECK_MSG( font.Ok(), 0, wxT("valid window font needed") );
1020
1021 #if wxUSE_UNICODE
1022     // There should be an easier way.
1023     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1024     pango_layout_set_font_description( layout, font.GetNativeFontInfo()->description );
1025     pango_layout_set_text(layout, "H", 1 );
1026     int w,h;
1027     pango_layout_get_pixel_size(layout, &w, &h);
1028     g_object_unref( G_OBJECT( layout ) );
1029
1030     return h;
1031 #else
1032     WXFontStructPtr pFontStruct = font.GetFontStruct(1.0, wxGlobalDisplay());
1033
1034     int direction, ascent, descent;
1035     XCharStruct overall;
1036     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
1037         &descent, &overall);
1038
1039     //  return (overall.ascent + overall.descent);
1040     return (ascent + descent);
1041 #endif
1042 }
1043
1044 int wxWindowX11::GetCharWidth() const
1045 {
1046     wxFont font(GetFont());
1047     wxCHECK_MSG( font.Ok(), 0, wxT("valid window font needed") );
1048
1049 #if wxUSE_UNICODE
1050     // There should be an easier way.
1051     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1052     pango_layout_set_font_description( layout, font.GetNativeFontInfo()->description );
1053     pango_layout_set_text(layout, "H", 1 );
1054     int w,h;
1055     pango_layout_get_pixel_size(layout, &w, &h);
1056     g_object_unref( G_OBJECT( layout ) );
1057
1058     return w;
1059 #else
1060     WXFontStructPtr pFontStruct = font.GetFontStruct(1.0, wxGlobalDisplay());
1061
1062     int direction, ascent, descent;
1063     XCharStruct overall;
1064     XTextExtents ((XFontStruct*) pFontStruct, "x", 1, &direction, &ascent,
1065         &descent, &overall);
1066
1067     return overall.width;
1068 #endif
1069 }
1070
1071 void wxWindowX11::GetTextExtent(const wxString& string,
1072                                 int *x, int *y,
1073                                 int *descent, int *externalLeading,
1074                                 const wxFont *theFont) const
1075 {
1076     wxFont fontToUse = GetFont();
1077     if (theFont) fontToUse = *theFont;
1078
1079     wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
1080
1081     if (string.empty())
1082     {
1083         if (x) (*x) = 0;
1084         if (y) (*y) = 0;
1085         return;
1086     }
1087
1088 #if wxUSE_UNICODE
1089     PangoLayout *layout = pango_layout_new( wxTheApp->GetPangoContext() );
1090
1091     PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
1092     pango_layout_set_font_description(layout, desc);
1093
1094     const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
1095     pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
1096
1097     PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
1098
1099
1100     PangoRectangle rect;
1101     pango_layout_line_get_extents(line, NULL, &rect);
1102
1103     if (x) (*x) = (wxCoord) (rect.width / PANGO_SCALE);
1104     if (y) (*y) = (wxCoord) (rect.height / PANGO_SCALE);
1105     if (descent)
1106     {
1107         // Do something about metrics here
1108         (*descent) = 0;
1109     }
1110     if (externalLeading) (*externalLeading) = 0;  // ??
1111
1112     g_object_unref( G_OBJECT( layout ) );
1113 #else
1114     WXFontStructPtr pFontStruct = fontToUse.GetFontStruct(1.0, wxGlobalDisplay());
1115
1116     int direction, ascent, descent2;
1117     XCharStruct overall;
1118     int slen = string.Len();
1119
1120     XTextExtents((XFontStruct*) pFontStruct, (char*) string.c_str(), slen,
1121                  &direction, &ascent, &descent2, &overall);
1122
1123     if ( x )
1124         *x = (overall.width);
1125     if ( y )
1126         *y = (ascent + descent2);
1127     if (descent)
1128         *descent = descent2;
1129     if (externalLeading)
1130         *externalLeading = 0;
1131 #endif
1132 }
1133
1134 // ----------------------------------------------------------------------------
1135 // painting
1136 // ----------------------------------------------------------------------------
1137
1138 void wxWindowX11::Refresh(bool eraseBack, const wxRect *rect)
1139 {
1140     if (eraseBack)
1141     {
1142         if (rect)
1143         {
1144             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1145             m_clearRegion.Union( rect->x, rect->y, rect->width, rect->height );
1146         }
1147         else
1148         {
1149             int height,width;
1150             GetSize( &width, &height );
1151
1152             // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1153             m_clearRegion.Clear();
1154             m_clearRegion.Union( 0, 0, width, height );
1155         }
1156     }
1157
1158     if (rect)
1159     {
1160          // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1161          m_updateRegion.Union( rect->x, rect->y, rect->width, rect->height );
1162     }
1163     else
1164     {
1165         int height,width;
1166         GetSize( &width, &height );
1167
1168         // Schedule for later Updating in ::Update() or ::OnInternalIdle().
1169         m_updateRegion.Clear();
1170         m_updateRegion.Union( 0, 0, width, height );
1171     }
1172 }
1173
1174 void wxWindowX11::Update()
1175 {
1176     if (m_updateNcArea)
1177     {
1178         // wxLogDebug("wxWindowX11::UpdateNC: %s", GetClassInfo()->GetClassName());
1179         // Send nc paint events.
1180         SendNcPaintEvents();
1181     }
1182
1183     if (!m_updateRegion.IsEmpty())
1184     {
1185         // wxLogDebug("wxWindowX11::Update: %s", GetClassInfo()->GetClassName());
1186         // Actually send erase events.
1187         SendEraseEvents();
1188
1189         // Actually send paint events.
1190         SendPaintEvents();
1191     }
1192 }
1193
1194 void wxWindowX11::SendEraseEvents()
1195 {
1196     if (m_clearRegion.IsEmpty()) return;
1197
1198     wxClientDC dc( (wxWindow*)this );
1199     dc.SetClippingRegion( m_clearRegion );
1200
1201     wxEraseEvent erase_event( GetId(), &dc );
1202     erase_event.SetEventObject( this );
1203
1204     if (!GetEventHandler()->ProcessEvent(erase_event) )
1205     {
1206         Display *xdisplay = wxGlobalDisplay();
1207         Window xwindow = (Window) GetClientAreaWindow();
1208         XSetForeground( xdisplay, g_eraseGC, m_backgroundColour.GetPixel() );
1209
1210         wxRegionIterator upd( m_clearRegion );
1211         while (upd)
1212         {
1213             XFillRectangle( xdisplay, xwindow, g_eraseGC,
1214                             upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
1215             upd ++;
1216         }
1217     }
1218
1219     m_clearRegion.Clear();
1220 }
1221
1222 void wxWindowX11::SendPaintEvents()
1223 {
1224     //    wxLogDebug("SendPaintEvents: %s (%ld)", GetClassInfo()->GetClassName(), GetId());
1225
1226     m_clipPaintRegion = true;
1227
1228     wxPaintEvent paint_event( GetId() );
1229     paint_event.SetEventObject( this );
1230     GetEventHandler()->ProcessEvent( paint_event );
1231
1232     m_updateRegion.Clear();
1233
1234     m_clipPaintRegion = false;
1235 }
1236
1237 void wxWindowX11::SendNcPaintEvents()
1238 {
1239     wxWindow *window = (wxWindow*) this;
1240
1241     // All this for drawing the small square between the scrollbars.
1242     int width = 0;
1243     int height = 0;
1244     int x = 0;
1245     int y = 0;
1246     wxScrollBar *sb = window->GetScrollbar( wxHORIZONTAL );
1247     if (sb && sb->IsShown())
1248     {
1249         height = sb->GetSize().y;
1250         y = sb->GetPosition().y;
1251
1252         sb = window->GetScrollbar( wxVERTICAL );
1253         if (sb && sb->IsShown())
1254         {
1255             width = sb->GetSize().x;
1256             x = sb->GetPosition().x;
1257
1258             Display *xdisplay = wxGlobalDisplay();
1259             Window xwindow = (Window) GetMainWindow();
1260             Colormap cm = (Colormap) wxTheApp->GetMainColormap( wxGetDisplay() );
1261             wxColour colour = wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE);
1262             colour.CalcPixel( (WXColormap) cm );
1263
1264             XSetForeground( xdisplay, g_eraseGC, colour.GetPixel() );
1265
1266             XFillRectangle( xdisplay, xwindow, g_eraseGC, x, y, width, height );
1267         }
1268     }
1269
1270     wxNcPaintEvent nc_paint_event( GetId() );
1271     nc_paint_event.SetEventObject( this );
1272     GetEventHandler()->ProcessEvent( nc_paint_event );
1273
1274     m_updateNcArea = false;
1275 }
1276
1277 // ----------------------------------------------------------------------------
1278 // event handlers
1279 // ----------------------------------------------------------------------------
1280
1281 // Responds to colour changes: passes event on to children.
1282 void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
1283 {
1284     wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
1285     while ( node )
1286     {
1287         // Only propagate to non-top-level windows
1288         wxWindow *win = node->GetData();
1289         if ( win->GetParent() )
1290         {
1291             wxSysColourChangedEvent event2;
1292             event.SetEventObject(win);
1293             win->GetEventHandler()->ProcessEvent(event2);
1294         }
1295
1296         node = node->GetNext();
1297     }
1298 }
1299
1300 // See handler for InFocus case in app.cpp for details.
1301 wxWindow* g_GettingFocus = NULL;
1302
1303 void wxWindowX11::OnInternalIdle()
1304 {
1305     // Update invalidated regions.
1306     Update();
1307
1308     // This calls the UI-update mechanism (querying windows for
1309     // menu/toolbar/control state information)
1310     if (wxUpdateUIEvent::CanUpdate((wxWindow*) this))
1311         UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
1312
1313     // Set the input focus if couldn't do it before
1314     if (m_needsInputFocus)
1315     {
1316 #if 0
1317         wxString msg;
1318         msg.Printf("Setting focus for %s from OnInternalIdle\n", GetClassInfo()->GetClassName());
1319         printf(msg.c_str());
1320 #endif
1321         SetFocus();
1322
1323         // If it couldn't set the focus now, there's
1324         // no point in trying again.
1325         m_needsInputFocus = false;
1326     }
1327     g_GettingFocus = NULL;
1328 }
1329
1330 // ----------------------------------------------------------------------------
1331 // function which maintain the global hash table mapping Widgets to wxWidgets
1332 // ----------------------------------------------------------------------------
1333
1334 static bool DoAddWindowToTable(wxWindowHash *hash, Window w, wxWindow *win)
1335 {
1336     if ( !hash->insert(wxWindowHash::value_type(w, win)).second )
1337     {
1338         wxLogDebug( wxT("Widget table clash: new widget is 0x%08x, %s"),
1339                     (unsigned int)w, win->GetClassInfo()->GetClassName());
1340         return false;
1341     }
1342
1343     wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x <-> window %p (%s)"),
1344                 (unsigned int) w, win, win->GetClassInfo()->GetClassName());
1345
1346     return true;
1347 }
1348
1349 static inline wxWindow *DoGetWindowFromTable(wxWindowHash *hash, Window w)
1350 {
1351     wxWindowHash::iterator i = hash->find(w);
1352     return i == hash->end() ? NULL : i->second;
1353 }
1354
1355 static inline void DoDeleteWindowFromTable(wxWindowHash *hash, Window w)
1356 {
1357     wxLogTrace( wxT("widget"), wxT("XWindow 0x%08x deleted"), (unsigned int) w);
1358
1359     hash->erase(w);
1360 }
1361
1362 // ----------------------------------------------------------------------------
1363 // public wrappers
1364 // ----------------------------------------------------------------------------
1365
1366 bool wxAddWindowToTable(Window w, wxWindow *win)
1367 {
1368     return DoAddWindowToTable(wxWidgetHashTable, w, win);
1369 }
1370
1371 wxWindow *wxGetWindowFromTable(Window w)
1372 {
1373     return DoGetWindowFromTable(wxWidgetHashTable, w);
1374 }
1375
1376 void wxDeleteWindowFromTable(Window w)
1377 {
1378     DoDeleteWindowFromTable(wxWidgetHashTable, w);
1379 }
1380
1381 bool wxAddClientWindowToTable(Window w, wxWindow *win)
1382 {
1383     return DoAddWindowToTable(wxClientWidgetHashTable, w, win);
1384 }
1385
1386 wxWindow *wxGetClientWindowFromTable(Window w)
1387 {
1388     return DoGetWindowFromTable(wxClientWidgetHashTable, w);
1389 }
1390
1391 void wxDeleteClientWindowFromTable(Window w)
1392 {
1393     DoDeleteWindowFromTable(wxClientWidgetHashTable, w);
1394 }
1395
1396 // ----------------------------------------------------------------------------
1397 // X11-specific accessors
1398 // ----------------------------------------------------------------------------
1399
1400 WXWindow wxWindowX11::GetMainWindow() const
1401 {
1402     return m_mainWindow;
1403 }
1404
1405 WXWindow wxWindowX11::GetClientAreaWindow() const
1406 {
1407     return m_clientWindow;
1408 }
1409
1410 // ----------------------------------------------------------------------------
1411 // TranslateXXXEvent() functions
1412 // ----------------------------------------------------------------------------
1413
1414 bool wxTranslateMouseEvent(wxMouseEvent& wxevent, wxWindow *win, Window window, XEvent *xevent)
1415 {
1416     switch (XEventGetType(xevent))
1417     {
1418         case EnterNotify:
1419         case LeaveNotify:
1420         case ButtonPress:
1421         case ButtonRelease:
1422         case MotionNotify:
1423         {
1424             wxEventType eventType = wxEVT_NULL;
1425
1426             if (XEventGetType(xevent) == EnterNotify)
1427             {
1428                 //if (local_event.xcrossing.mode!=NotifyNormal)
1429                 //  return ; // Ignore grab events
1430                 eventType = wxEVT_ENTER_WINDOW;
1431                 //            canvas->GetEventHandler()->OnSetFocus();
1432             }
1433             else if (XEventGetType(xevent) == LeaveNotify)
1434             {
1435                 //if (local_event.xcrossingr.mode!=NotifyNormal)
1436                 //  return ; // Ignore grab events
1437                 eventType = wxEVT_LEAVE_WINDOW;
1438                 //            canvas->GetEventHandler()->OnKillFocus();
1439             }
1440             else if (XEventGetType(xevent) == MotionNotify)
1441             {
1442                 eventType = wxEVT_MOTION;
1443             }
1444             else if (XEventGetType(xevent) == ButtonPress)
1445             {
1446                 wxevent.SetTimestamp(XButtonEventGetTime(xevent));
1447                 int button = 0;
1448                 if (XButtonEventLChanged(xevent))
1449                 {
1450                     eventType = wxEVT_LEFT_DOWN;
1451                     button = 1;
1452                 }
1453                 else if (XButtonEventMChanged(xevent))
1454                 {
1455                     eventType = wxEVT_MIDDLE_DOWN;
1456                     button = 2;
1457                 }
1458                 else if (XButtonEventRChanged(xevent))
1459                 {
1460                     eventType = wxEVT_RIGHT_DOWN;
1461                     button = 3;
1462                 }
1463
1464                 // check for a double click
1465                 // TODO: where can we get this value from?
1466                 //long dclickTime = XtGetMultiClickTime(wxGlobalDisplay());
1467                 long dclickTime = 200;
1468                 long ts = wxevent.GetTimestamp();
1469
1470                 int buttonLast = win->GetLastClickedButton();
1471                 long lastTS = win->GetLastClickTime();
1472                 if ( buttonLast && buttonLast == button && (ts - lastTS) < dclickTime )
1473                 {
1474                     // I have a dclick
1475                     win->SetLastClick(0, ts);
1476                     if ( eventType == wxEVT_LEFT_DOWN )
1477                         eventType = wxEVT_LEFT_DCLICK;
1478                     else if ( eventType == wxEVT_MIDDLE_DOWN )
1479                         eventType = wxEVT_MIDDLE_DCLICK;
1480                     else if ( eventType == wxEVT_RIGHT_DOWN )
1481                         eventType = wxEVT_RIGHT_DCLICK;
1482                 }
1483                 else
1484                 {
1485                     // not fast enough or different button
1486                     win->SetLastClick(button, ts);
1487                 }
1488             }
1489             else if (XEventGetType(xevent) == ButtonRelease)
1490             {
1491                 if (XButtonEventLChanged(xevent))
1492                 {
1493                     eventType = wxEVT_LEFT_UP;
1494                 }
1495                 else if (XButtonEventMChanged(xevent))
1496                 {
1497                     eventType = wxEVT_MIDDLE_UP;
1498                 }
1499                 else if (XButtonEventRChanged(xevent))
1500                 {
1501                     eventType = wxEVT_RIGHT_UP;
1502                 }
1503                 else return false;
1504             }
1505             else
1506             {
1507                 return false;
1508             }
1509
1510             wxevent.SetEventType(eventType);
1511
1512             wxevent.m_x = XButtonEventGetX(xevent);
1513             wxevent.m_y = XButtonEventGetY(xevent);
1514
1515             wxevent.m_leftDown = ((eventType == wxEVT_LEFT_DOWN)
1516                 || (XButtonEventLIsDown(xevent)
1517                 && (eventType != wxEVT_LEFT_UP)));
1518             wxevent.m_middleDown = ((eventType == wxEVT_MIDDLE_DOWN)
1519                 || (XButtonEventMIsDown(xevent)
1520                 && (eventType != wxEVT_MIDDLE_UP)));
1521             wxevent.m_rightDown = ((eventType == wxEVT_RIGHT_DOWN)
1522                 || (XButtonEventRIsDown (xevent)
1523                 && (eventType != wxEVT_RIGHT_UP)));
1524
1525             wxevent.m_shiftDown = XButtonEventShiftIsDown(xevent);
1526             wxevent.m_controlDown = XButtonEventCtrlIsDown(xevent);
1527             wxevent.m_altDown = XButtonEventAltIsDown(xevent);
1528             wxevent.m_metaDown = XButtonEventMetaIsDown(xevent);
1529
1530             wxevent.SetId(win->GetId());
1531             wxevent.SetEventObject(win);
1532
1533             return true;
1534         }
1535     }
1536     return false;
1537 }
1538
1539 bool wxTranslateKeyEvent(wxKeyEvent& wxevent, wxWindow *win, Window WXUNUSED(win), XEvent *xevent, bool isAscii)
1540 {
1541     switch (XEventGetType(xevent))
1542     {
1543     case KeyPress:
1544     case KeyRelease:
1545         {
1546             char buf[20];
1547
1548             KeySym keySym;
1549             (void) XLookupString ((XKeyEvent *) xevent, buf, 20, &keySym, NULL);
1550             int id = wxCharCodeXToWX (keySym);
1551             // id may be WXK_xxx code - these are outside ASCII range, so we
1552             // can't just use toupper() on id.
1553             // Only change this if we want the raw key that was pressed,
1554             // and don't change it if we want an ASCII value.
1555             if (!isAscii && (id >= 'a' && id <= 'z'))
1556             {
1557                 id = id + 'A' - 'a';
1558             }
1559
1560             wxevent.m_shiftDown = XKeyEventShiftIsDown(xevent);
1561             wxevent.m_controlDown = XKeyEventCtrlIsDown(xevent);
1562             wxevent.m_altDown = XKeyEventAltIsDown(xevent);
1563             wxevent.m_metaDown = XKeyEventMetaIsDown(xevent);
1564             wxevent.SetEventObject(win);
1565             wxevent.m_keyCode = id;
1566             wxevent.SetTimestamp(XKeyEventGetTime(xevent));
1567
1568             wxevent.m_x = XKeyEventGetX(xevent);
1569             wxevent.m_y = XKeyEventGetY(xevent);
1570
1571             return id > -1;
1572         }
1573     default:
1574         break;
1575     }
1576     return false;
1577 }
1578
1579 // ----------------------------------------------------------------------------
1580 // Colour stuff
1581 // ----------------------------------------------------------------------------
1582
1583 bool wxWindowX11::SetBackgroundColour(const wxColour& col)
1584 {
1585     wxWindowBase::SetBackgroundColour(col);
1586
1587     Display *xdisplay = (Display*) wxGlobalDisplay();
1588     int xscreen = DefaultScreen( xdisplay );
1589     Colormap cm = DefaultColormap( xdisplay, xscreen );
1590
1591     m_backgroundColour.CalcPixel( (WXColormap) cm );
1592
1593     // We don't set the background colour as we paint
1594     // the background ourselves.
1595     // XSetWindowBackground( xdisplay, (Window) m_clientWindow, m_backgroundColour.GetPixel() );
1596
1597     return true;
1598 }
1599
1600 bool wxWindowX11::SetForegroundColour(const wxColour& col)
1601 {
1602     if ( !wxWindowBase::SetForegroundColour(col) )
1603         return false;
1604
1605     return true;
1606 }
1607
1608 // ----------------------------------------------------------------------------
1609 // global functions
1610 // ----------------------------------------------------------------------------
1611
1612 wxWindow *wxGetActiveWindow()
1613 {
1614     // TODO
1615     wxFAIL_MSG(wxT("Not implemented"));
1616     return NULL;
1617 }
1618
1619 /* static */
1620 wxWindow *wxWindowBase::GetCapture()
1621 {
1622     return (wxWindow *)g_captureWindow;
1623 }
1624
1625
1626 // Find the wxWindow at the current mouse position, returning the mouse
1627 // position.
1628 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
1629 {
1630     return wxFindWindowAtPoint(wxGetMousePosition());
1631 }
1632
1633 // Get the current mouse position.
1634 wxPoint wxGetMousePosition()
1635 {
1636 #if wxUSE_NANOX
1637     /* TODO */
1638     return wxPoint(0, 0);
1639 #else
1640     Display *display = wxGlobalDisplay();
1641     Window rootWindow = RootWindowOfScreen (DefaultScreenOfDisplay(display));
1642     Window rootReturn, childReturn;
1643     int rootX, rootY, winX, winY;
1644     unsigned int maskReturn;
1645
1646     XQueryPointer (display,
1647                    rootWindow,
1648                    &rootReturn,
1649                    &childReturn,
1650                    &rootX, &rootY, &winX, &winY, &maskReturn);
1651     return wxPoint(rootX, rootY);
1652 #endif
1653 }
1654
1655
1656 // ----------------------------------------------------------------------------
1657 // wxNoOptimize: switch off size optimization
1658 // ----------------------------------------------------------------------------
1659
1660 int wxNoOptimize::ms_count = 0;
1661
1662
1663 // ----------------------------------------------------------------------------
1664 // wxDCModule
1665 // ----------------------------------------------------------------------------
1666
1667 class wxWinModule : public wxModule
1668 {
1669 public:
1670     bool OnInit();
1671     void OnExit();
1672
1673 private:
1674     DECLARE_DYNAMIC_CLASS(wxWinModule)
1675 };
1676
1677 IMPLEMENT_DYNAMIC_CLASS(wxWinModule, wxModule)
1678
1679 bool wxWinModule::OnInit()
1680 {
1681     Display *xdisplay = wxGlobalDisplay();
1682     int xscreen = DefaultScreen( xdisplay );
1683     Window xroot = RootWindow( xdisplay, xscreen );
1684     g_eraseGC = XCreateGC( xdisplay, xroot, 0, NULL );
1685     XSetFillStyle( xdisplay, g_eraseGC, FillSolid );
1686
1687     return true;
1688 }
1689
1690 void wxWinModule::OnExit()
1691 {
1692     Display *xdisplay = wxGlobalDisplay();
1693     XFreeGC( xdisplay, g_eraseGC );
1694 }