#include "wx/frame.h"
#include "wx/defs.h"
#include "wx/window.h"
+ #include "wx/control.h"
#include "wx/checkbox.h"
#include "wx/radiobut.h"
#include "wx/textctrl.h"
#include "wx/settings.h"
#include "wx/dialog.h"
#include "wx/msgdlg.h"
+ #include "wx/statusbr.h"
#endif //WX_PRECOMP
#if wxUSE_CONSTRAINTS
#include "wx/layout.h"
- #include "wx/sizer.h"
#endif // wxUSE_CONSTRAINTS
+#include "wx/sizer.h"
+
#if wxUSE_DRAG_AND_DROP
#include "wx/dnd.h"
#endif // wxUSE_DRAG_AND_DROP
+#if wxUSE_HELP
+ #include "wx/cshelp.h"
+#endif // wxUSE_HELP
+
#if wxUSE_TOOLTIPS
#include "wx/tooltip.h"
#endif // wxUSE_TOOLTIPS
EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged)
EVT_INIT_DIALOG(wxWindowBase::OnInitDialog)
EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick)
+
+#if wxUSE_HELP
+ EVT_HELP(-1, wxWindowBase::OnHelp)
+#endif // wxUSE_HELP
+
END_EVENT_TABLE()
// ============================================================================
m_isShown = FALSE;
m_isEnabled = TRUE;
- // no client data (yet)
- m_clientData = NULL;
- m_clientDataType = ClientData_None;
-
// the default event handler is just this window
m_eventHandler = this;
#endif // wxUSE_VALIDATORS
// use the system default colours
- wxSystemSettings settings;
+ m_backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE);
+ m_foregroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
- m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE);
- // m_foregroundColour = *wxBLACK; // TODO take this from sys settings too?
- m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
+ // don't set the font here for wxMSW as we don't call WM_SETFONT here and
+ // so the font is *not* really set - but calls to SetFont() later won't do
+ // anything because m_font appears to be already set!
+#ifndef __WXMSW__
+ m_font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
+#endif // __WXMSW__
-#if !defined(__WXMAC__) && !defined(__WXGTK__)
- m_font = *wxSWISS_FONT; // and this?
-#else
- m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
-#endif
+ // the colours/fonts are default for now
+ m_hasBgCol =
+ m_hasFgCol =
+ m_hasFont = FALSE;
// no style bits
m_exStyle =
// no constraints whatsoever
m_constraints = (wxLayoutConstraints *) NULL;
m_constraintsInvolvedIn = (wxWindowList *) NULL;
+#endif // wxUSE_CONSTRAINTS
+
m_windowSizer = (wxSizer *) NULL;
+ m_containingSizer = (wxSizer *) NULL;
m_autoLayout = FALSE;
-#endif // wxUSE_CONSTRAINTS
#if wxUSE_DRAG_AND_DROP
m_dropTarget = (wxDropTarget *)NULL;
#if wxUSE_CARET
m_caret = (wxCaret *)NULL;
#endif // wxUSE_CARET
+
+#if wxUSE_PALETTE
+ m_hasCustomPalette = FALSE;
+#endif // wxUSE_PALETTE
+
+ // Whether we're using the current theme for this window (wxGTK only for now)
+ m_themeEnabled = FALSE;
}
// common part of window creation process
m_windowId = id == -1 ? NewControlId() : id;
SetName(name);
-
- // if the parent window has wxWS_EX_VALIDATE_RECURSIVELY set, we want to
- // have it too - like this it's possible to set it only in the top level
- // dialog/frame and all children will inherit it by defult
- if ( parent && (parent->GetWindowStyle() & wxWS_EX_VALIDATE_RECURSIVELY) )
- {
- style |= wxWS_EX_VALIDATE_RECURSIVELY;
- }
-
SetWindowStyleFlag(style);
SetParent(parent);
SetValidator(validator);
#endif // wxUSE_VALIDATORS
+ // if the parent window has wxWS_EX_VALIDATE_RECURSIVELY set, we want to
+ // have it too - like this it's possible to set it only in the top level
+ // dialog/frame and all children will inherit it by defult
+ if ( parent && (parent->GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) )
+ {
+ SetExtraStyle(wxWS_EX_VALIDATE_RECURSIVELY);
+ }
+
return TRUE;
}
// common clean up
wxWindowBase::~wxWindowBase()
{
+ wxASSERT_MSG( GetCapture() != this, wxT("attempt to destroy window with mouse capture") );
+
// FIXME if these 2 cases result from programming errors in the user code
// we should probably assert here instead of silently fixing them
wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
- // make sure that there are no dangling pointers left pointing to us
- wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
- if ( panel )
- {
- if ( panel->GetLastFocus() == this )
- {
- panel->SetLastFocus((wxWindow *)NULL);
- }
- }
-
#if wxUSE_CARET
if ( m_caret )
delete m_caret;
delete m_windowValidator;
#endif // wxUSE_VALIDATORS
- // we only delete object data, not untyped
- if ( m_clientDataType == ClientData_Object )
- delete m_clientObject;
-
#if wxUSE_CONSTRAINTS
// Have to delete constraints/sizer FIRST otherwise sizers may try to look
// at deleted windows as they delete themselves.
m_constraints = NULL;
}
+#endif // wxUSE_CONSTRAINTS
+
+ if ( m_containingSizer )
+ m_containingSizer->Remove((wxWindow*)this);
+
if ( m_windowSizer )
delete m_windowSizer;
-#endif // wxUSE_CONSTRAINTS
-
#if wxUSE_DRAG_AND_DROP
if ( m_dropTarget )
delete m_dropTarget;
if ( m_tooltip )
delete m_tooltip;
#endif // wxUSE_TOOLTIPS
+
+ // reset the dangling pointer our parent window may keep to us
+ if ( m_parent && m_parent->GetDefaultItem() == this )
+ {
+ m_parent->SetDefaultItem(NULL);
+ }
}
bool wxWindowBase::Destroy()
wxASSERT_MSG( child, wxT("children list contains empty nodes") );
+ child->Show(FALSE);
delete child;
wxASSERT_MSG( !GetChildren().Find(child),
// centre the window with respect to its parent in either (or both) directions
void wxWindowBase::Centre(int direction)
{
+ // the position/size of the parent window or of the entire screen
+ wxPoint posParent;
int widthParent, heightParent;
- wxWindow *parent = GetParent();
- if ( !parent )
+ wxWindow *parent = NULL;
+
+ if ( !(direction & wxCENTRE_ON_SCREEN) )
{
- // no other choice
- direction |= wxCENTRE_ON_SCREEN;
+ // find the parent to centre this window on: it should be the
+ // immediate parent for the controls but the top level parent for the
+ // top level windows (like dialogs)
+ parent = GetParent();
+ if ( IsTopLevel() )
+ {
+ while ( parent && !parent->IsTopLevel() )
+ {
+ parent = parent->GetParent();
+ }
+ }
+
+ // did we find the parent?
+ if ( !parent )
+ {
+ // no other choice
+ direction |= wxCENTRE_ON_SCREEN;
+ }
}
if ( direction & wxCENTRE_ON_SCREEN )
}
else
{
- // centre inside the parents rectangle
- parent->GetClientSize(&widthParent, &heightParent);
+ if ( IsTopLevel() )
+ {
+ // centre on the parent
+ parent->GetSize(&widthParent, &heightParent);
+
+ // adjust to the parents position
+ posParent = parent->GetPosition();
+ }
+ else
+ {
+ // centre inside the parents client rectangle
+ parent->GetClientSize(&widthParent, &heightParent);
+ }
}
int width, height;
if ( direction & wxVERTICAL )
yNew = (heightParent - height)/2;
- // controls are always centered on their parent because it doesn't make
- // sense to centre them on the screen
- if ( !(direction & wxCENTRE_ON_SCREEN) || !IsTopLevel() )
- {
- // the only chance to get this is to have a not top level window
- // without parent which shouldn't happen
- wxCHECK_RET( parent, wxT("this window must have a parent") );
+ xNew += posParent.x;
+ yNew += posParent.y;
- // adjust to the parents client area origin
- wxPoint posParent = parent->ClientToScreen(wxPoint(0, 0));
+ // Base size of the visible dimensions of the display
+ // to take into account the taskbar
+ wxRect rect = wxGetClientDisplayRect();
+ wxSize size (rect.width,rect.height);
- xNew += posParent.x;
- yNew += posParent.y;
+ // NB: in wxMSW, negative position may not neccessary mean "out of screen",
+ // but it may mean that the window is placed on other than the main
+ // display. Therefore we only make sure centered window is on the main display
+ // if the parent is at least partially present here.
+ if (posParent.x + widthParent >= 0) // if parent is (partially) on the main display
+ {
+ if (xNew < 0)
+ xNew = 0;
+ else if (xNew+width > size.x)
+ xNew = size.x-width-1;
+ }
+ if (posParent.y + heightParent >= 0) // if parent is (partially) on the main display
+ {
+ if (yNew+height > size.y)
+ yNew = size.y-height-1;
+
+ // Make certain that the title bar is initially visible
+ // always, even if this would push the bottom of the
+ // dialog of the visible area of the display
+ if (yNew < 0)
+ yNew = 0;
}
- // move the centre of this window to this position
- Move(xNew, yNew);
+ // move the window to this position (keeping the old size but using
+ // SetSize() and not Move() to allow xNew and/or yNew to be -1)
+ SetSize(xNew, yNew, width, height, wxSIZE_ALLOW_MINUS_ONE);
}
// fits the window around the children
{
if ( GetChildren().GetCount() > 0 )
{
- SetClientSize(DoGetBestSize());
+ wxSize size = DoGetBestSize();
+
+ // for compatibility with the old versions and because it really looks
+ // slightly more pretty like this, add a pad
+ size.x += 7;
+ size.y += 14;
+
+ SetClientSize(size);
}
//else: do nothing if we have no children
}
node = node->GetNext() )
{
wxWindow *win = node->GetData();
- if ( win->IsTopLevel() )
+ if ( win->IsTopLevel()
+#if wxUSE_STATUSBAR
+ || wxDynamicCast(win, wxStatusBar)
+#endif // wxUSE_STATUSBAR
+ )
{
// dialogs and frames lie in different top level windows -
- // don't deal with them here
+ // don't deal with them here; as for the status bars, they
+ // don't lie in the client area at all
continue;
}
int wx, wy, ww, wh;
win->GetPosition(&wx, &wy);
+
+ // if the window hadn't been positioned yet, assume that it is in
+ // the origin
+ if ( wx == -1 )
+ wx = 0;
+ if ( wy == -1 )
+ wy = 0;
+
win->GetSize(&ww, &wh);
if ( wx + ww > maxX )
maxX = wx + ww;
maxY = wy + wh;
}
- // leave a margin
- return wxSize(maxX + 7, maxY + 14);
+ return wxSize(maxX, maxY);
}
else
{
}
}
+// by default the origin is not shifted
+wxPoint wxWindowBase::GetClientAreaOrigin() const
+{
+ return wxPoint(0, 0);
+}
+
// set the min/max size of the window
void wxWindowBase::SetSizeHints(int minW, int minH,
int maxW, int maxH,
{
wxCHECK_RET( child, wxT("can't add a NULL child") );
+ // this should never happen and it will lead to a crash later if it does
+ // because RemoveChild() will remove only one node from the children list
+ // and the other(s) one(s) will be left with dangling pointers in them
+ wxASSERT_MSG( !GetChildren().Find(child), _T("AddChild() called twice") );
+
GetChildren().Append(child);
child->SetParent(this);
}
return handlerA;
}
+bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler)
+{
+ wxCHECK_MSG( handler, FALSE, _T("RemoveEventHandler(NULL) called") );
+
+ wxEvtHandler *handlerPrev = NULL,
+ *handlerCur = GetEventHandler();
+ while ( handlerCur )
+ {
+ wxEvtHandler *handlerNext = handlerCur->GetNextHandler();
+
+ if ( handlerCur == handler )
+ {
+ if ( handlerPrev )
+ {
+ handlerPrev->SetNextHandler(handlerNext);
+ }
+ else
+ {
+ SetEventHandler(handlerNext);
+ }
+
+ handler->SetNextHandler(NULL);
+
+ return TRUE;
+ }
+
+ handlerPrev = handlerCur;
+ handlerCur = handlerNext;
+ }
+
+ wxFAIL_MSG( _T("where has the event handler gone?") );
+
+ return FALSE;
+}
+
// ----------------------------------------------------------------------------
// cursors, fonts &c
// ----------------------------------------------------------------------------
m_backgroundColour = colour;
+ m_hasBgCol = TRUE;
+
return TRUE;
}
m_foregroundColour = colour;
+ m_hasFgCol = TRUE;
+
return TRUE;
}
bool wxWindowBase::SetCursor(const wxCursor& cursor)
{
- // don't try to set invalid cursor, always fall back to the default
- const wxCursor& cursorOk = cursor.Ok() ? cursor : *wxSTANDARD_CURSOR;
-
- if ( (wxCursor&)cursorOk == m_cursor )
+ // setting an invalid cursor is ok, it means that we don't have any special
+ // cursor
+ if ( m_cursor == cursor )
{
// no change
return FALSE;
}
- m_cursor = cursorOk;
+ m_cursor = cursor;
return TRUE;
}
// don't try to set invalid font, always fall back to the default
const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT;
- if ( (wxFont&)fontOk == m_font )
+ if ( fontOk == m_font )
{
// no change
return FALSE;
m_font = fontOk;
+ m_hasFont = TRUE;
+
return TRUE;
}
+#if wxUSE_PALETTE
+
+void wxWindowBase::SetPalette(const wxPalette& pal)
+{
+ m_hasCustomPalette = TRUE;
+ m_palette = pal;
+
+ // VZ: can anyone explain me what do we do here?
+ wxWindowDC d((wxWindow *) this);
+ d.SetPalette(pal);
+}
+
+wxWindow *wxWindowBase::GetAncestorWithCustomPalette() const
+{
+ wxWindow *win = (wxWindow *)this;
+ while ( win && !win->HasCustomPalette() )
+ {
+ win = win->GetParent();
+ }
+
+ return win;
+}
+
+#endif // wxUSE_PALETTE
+
#if wxUSE_CARET
void wxWindowBase::SetCaret(wxCaret *caret)
{
#endif // wxUSE_VALIDATORS
// ----------------------------------------------------------------------------
-// update region testing
+// update region stuff
// ----------------------------------------------------------------------------
+wxRect wxWindowBase::GetUpdateClientRect() const
+{
+ wxRegion rgnUpdate = GetUpdateRegion();
+ rgnUpdate.Intersect(GetClientRect());
+ wxRect rectUpdate = rgnUpdate.GetBox();
+ wxPoint ptOrigin = GetClientAreaOrigin();
+ rectUpdate.x -= ptOrigin.x;
+ rectUpdate.y -= ptOrigin.y;
+
+ return rectUpdate;
+}
+
bool wxWindowBase::IsExposed(int x, int y) const
{
return m_updateRegion.Contains(x, y) != wxOutRegion;
}
// ----------------------------------------------------------------------------
-// tooltips
+// context-sensitive help support
+// ----------------------------------------------------------------------------
+
+#if wxUSE_HELP
+
+// associate this help text with this window
+void wxWindowBase::SetHelpText(const wxString& text)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ helpProvider->AddHelp(this, text);
+ }
+}
+
+// associate this help text with all windows with the same id as this
+// one
+void wxWindowBase::SetHelpTextForId(const wxString& text)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ helpProvider->AddHelp(GetId(), text);
+ }
+}
+
+// get the help string associated with this window (may be empty)
+wxString wxWindowBase::GetHelpText() const
+{
+ wxString text;
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ text = helpProvider->GetHelp(this);
+ }
+
+ return text;
+}
+
+// show help for this window
+void wxWindowBase::OnHelp(wxHelpEvent& event)
+{
+ wxHelpProvider *helpProvider = wxHelpProvider::Get();
+ if ( helpProvider )
+ {
+ if ( helpProvider->ShowHelp(this) )
+ {
+ // skip the event.Skip() below
+ return;
+ }
+ }
+
+ event.Skip();
+}
+
+#endif // wxUSE_HELP
+
+// ----------------------------------------------------------------------------
+// tooltipsroot.Replace("\\", "/");
// ----------------------------------------------------------------------------
#if wxUSE_TOOLTIPS
m_constraintsInvolvedIn = (wxWindowList *) NULL;
}
}
+#endif
void wxWindowBase::SetSizer(wxSizer *sizer)
{
GetSizer()->SetDimension( 0, 0, w, h );
}
+#if wxUSE_CONSTRAINTS
else
{
wxLayoutConstraints *constr = GetConstraints();
DoPhase(2); // Layout grand children
SetConstraintSizes(); // Recursively set the real window sizes
}
+#endif
return TRUE;
}
-
+#if wxUSE_CONSTRAINTS
// Do a phase of evaluating constraints: the default behaviour. wxSizers may
// do a similar thing, but also impose their own 'constraints' and order the
// evaluation differently.
while (node)
{
wxWindow *win = node->GetData();
- if ( !win->IsTopLevel() )
+ if ( !win->IsTopLevel() && win->GetConstraints() )
win->SetConstraintSizes();
node = node->GetNext();
}
#endif // wxUSE_CONSTRAINTS
+void wxWindowBase::AdjustForParentClientOrigin(int& x, int& y, int sizeFlags) const
+{
+ // don't do it for the dialogs/frames - they float independently of their
+ // parent
+ if ( !IsTopLevel() )
+ {
+ wxWindow *parent = GetParent();
+ if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
+ {
+ wxPoint pt(parent->GetClientAreaOrigin());
+ x += pt.x;
+ y += pt.y;
+ }
+ }
+}
+
// ----------------------------------------------------------------------------
// do Update UI processing for child controls
// ----------------------------------------------------------------------------
// of control classes.
void wxWindowBase::UpdateWindowUI()
{
+#if wxUSE_CONTROLS
wxUpdateUIEvent event(GetId());
event.m_eventObject = this;
if ( event.GetSetText() )
{
- wxControl *control = wxDynamicCast(this, wxControl);
+ wxControl *control = wxDynamicCastThis(wxControl);
if ( control )
{
+#if wxUSE_TEXTCTRL
wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
if ( text )
text->SetValue(event.GetText());
else
+#endif // wxUSE_TEXTCTRL
control->SetLabel(event.GetText());
}
}
#if wxUSE_CHECKBOX
- wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
+ wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox);
if ( checkbox )
{
if ( event.GetSetChecked() )
#endif // wxUSE_CHECKBOX
#if wxUSE_RADIOBTN
- wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
+ wxRadioButton *radiobtn = wxDynamicCastThis(wxRadioButton);
if ( radiobtn )
{
if ( event.GetSetChecked() )
}
#endif // wxUSE_RADIOBTN
}
+#endif // wxUSE_CONTROLS
}
// ----------------------------------------------------------------------------
return pt2;
}
-// ----------------------------------------------------------------------------
-// client data
-// ----------------------------------------------------------------------------
-
-void wxWindowBase::DoSetClientObject( wxClientData *data )
-{
- wxASSERT_MSG( m_clientDataType != ClientData_Void,
- wxT("can't have both object and void client data") );
-
- if ( m_clientObject )
- delete m_clientObject;
-
- m_clientObject = data;
- m_clientDataType = ClientData_Object;
-}
-
-wxClientData *wxWindowBase::DoGetClientObject() const
-{
- // it's not an error to call GetClientObject() on a window which doesn't
- // have client data at all - NULL will be returned
- wxASSERT_MSG( m_clientDataType != ClientData_Void,
- wxT("this window doesn't have object client data") );
-
- return m_clientObject;
-}
-
-void wxWindowBase::DoSetClientData( void *data )
-{
- wxASSERT_MSG( m_clientDataType != ClientData_Object,
- wxT("can't have both object and void client data") );
-
- m_clientData = data;
- m_clientDataType = ClientData_Void;
-}
-
-void *wxWindowBase::DoGetClientData() const
-{
- // it's not an error to call GetClientData() on a window which doesn't have
- // client data at all - NULL will be returned
- wxASSERT_MSG( m_clientDataType != ClientData_Object,
- wxT("this window doesn't have void client data") );
-
- return m_clientData;
-}
-
// ----------------------------------------------------------------------------
// event handlers
// ----------------------------------------------------------------------------
// process Ctrl-Alt-mclick
void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
{
+#if wxUSE_MSGDLG
if ( event.ControlDown() && event.AltDown() )
{
// don't translate these strings
wxString port;
+
+#ifdef __WXUNIVERSAL__
+ port = _T("Univ/");
+#endif // __WXUNIVERSAL__
+
switch ( wxGetOsVersion() )
{
case wxMOTIF_X: port = _T("Motif"); break;
- case wxMACINTOSH: port = _T("Mac"); break;
+ case wxMAC:
+ case wxMAC_DARWIN: port = _T("Mac"); break;
case wxBEOS: port = _T("BeOS"); break;
case wxGTK:
case wxGTK_WIN32:
wxMessageBox(wxString::Format(
_T(
- " wxWindows Library (%s port)\n"
- "Version %u.%u.%u, compiled at %s %s\n"
- " Copyright (c) 1995-2000 wxWindows team"
+ " wxWindows Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n Copyright (c) 1995-2002 wxWindows team"
),
port.c_str(),
wxMAJOR_VERSION,
wxMINOR_VERSION,
wxRELEASE_NUMBER,
- __DATE__,
- __TIME__
+#if wxUSE_UNICODE
+ L" (Unicode)",
+#else
+ "",
+#endif
+ __TDATE__,
+ __TTIME__
),
_T("wxWindows information"),
wxICON_INFORMATION | wxOK,
(wxWindow *)this);
}
else
+#endif // wxUSE_MSGDLG
{
event.Skip();
}
delete (wxWindow *)GetData();
}
+// ----------------------------------------------------------------------------
+// borders
+// ----------------------------------------------------------------------------
+
+wxBorder wxWindowBase::GetBorder() const
+{
+ wxBorder border = (wxBorder)(m_windowStyle & wxBORDER_MASK);
+ if ( border == wxBORDER_DEFAULT )
+ {
+ border = GetDefaultBorder();
+ }
+
+ return border;
+}
+
+wxBorder wxWindowBase::GetDefaultBorder() const
+{
+ return wxBORDER_NONE;
+}
+
+// ----------------------------------------------------------------------------
+// hit testing
+// ----------------------------------------------------------------------------
+
+wxHitTest wxWindowBase::DoHitTest(wxCoord x, wxCoord y) const
+{
+ // here we just check if the point is inside the window or not
+
+ // check the top and left border first
+ bool outside = x < 0 || y < 0;
+ if ( !outside )
+ {
+ // check the right and bottom borders too
+ wxSize size = GetSize();
+ outside = x >= size.x || y >= size.y;
+ }
+
+ return outside ? wxHT_WINDOW_OUTSIDE : wxHT_WINDOW_INSIDE;
+}
+
+// ----------------------------------------------------------------------------
+// mouse capture
+// ----------------------------------------------------------------------------
+
+struct WXDLLEXPORT wxWindowNext
+{
+ wxWindow *win;
+ wxWindowNext *next;
+} *wxWindowBase::ms_winCaptureNext = NULL;
+
+void wxWindowBase::CaptureMouse()
+{
+ wxLogTrace(_T("mousecapture"), _T("CaptureMouse(0x%08x)"), this);
+
+ wxWindow *winOld = GetCapture();
+ if ( winOld )
+ {
+ ((wxWindowBase*) winOld)->DoReleaseMouse();
+
+ // save it on stack
+ wxWindowNext *item = new wxWindowNext;
+ item->win = winOld;
+ item->next = ms_winCaptureNext;
+ ms_winCaptureNext = item;
+ }
+ //else: no mouse capture to save
+
+ DoCaptureMouse();
+}
+
+void wxWindowBase::ReleaseMouse()
+{
+ wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(0x%08x)"), this);
+
+ wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") )
+
+ DoReleaseMouse();
+
+ if ( ms_winCaptureNext )
+ {
+ ((wxWindowBase*)ms_winCaptureNext->win)->DoCaptureMouse();
+
+ wxWindowNext *item = ms_winCaptureNext;
+ ms_winCaptureNext = item->next;
+ delete item;
+ }
+ //else: stack is empty, no previous capture
+
+ wxLogTrace(_T("mousecapture"),
+ _T("After ReleaseMouse() mouse is captured by 0x%08x"),
+ GetCapture());
+}
+
projects / wxWidgets.git / blobdiff