/////////////////////////////////////////////////////////////////////////////
-// Name: src/common/window.cpp
+// Name: src/common/wincmn.cpp
// Purpose: common (to all ports) wxWindow functions
// Author: Julian Smart, Vadim Zeitlin
// Modified by:
#endif
#include "wx/platinfo.h"
+#include "wx/private/window.h"
+
+#ifdef __WINDOWS__
+ #include "wx/msw/wrapwin.h"
+#endif
// Windows List
WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
wxMenu *wxCurrentPopupMenu = NULL;
#endif // wxUSE_MENUS
+extern WXDLLEXPORT_DATA(const char) wxPanelNameStr[] = "panel";
+
// ----------------------------------------------------------------------------
// static data
// ----------------------------------------------------------------------------
EVT_HELP(wxID_ANY, wxWindowBase::OnHelp)
#endif // wxUSE_HELP
+ EVT_SIZE(wxWindowBase::InternalOnSize)
END_EVENT_TABLE()
// ============================================================================
// implementation of the common functionality of the wxWindow class
// ============================================================================
+// ----------------------------------------------------------------------------
+// XTI
+// ----------------------------------------------------------------------------
+
+#if wxUSE_EXTENDED_RTTI
+
+// windows that are created from a parent window during its Create method,
+// eg. spin controls in a calendar controls must never been streamed out
+// separately otherwise chaos occurs. Right now easiest is to test for negative ids,
+// as windows with negative ids never can be recreated anyway
+
+
+bool wxWindowStreamingCallback( const wxObject *object, wxObjectWriter *,
+ wxObjectWriterCallback *, const wxStringToAnyHashMap & )
+{
+ const wxWindow * win = wx_dynamic_cast(const wxWindow*, object);
+ if ( win && win->GetId() < 0 )
+ return false;
+ return true;
+}
+
+wxIMPLEMENT_DYNAMIC_CLASS_XTI_CALLBACK(wxWindow, wxWindowBase, "wx/window.h", \
+ wxWindowStreamingCallback)
+
+// make wxWindowList known before the property is used
+
+wxCOLLECTION_TYPE_INFO( wxWindow*, wxWindowList );
+
+template<> void wxCollectionToVariantArray( wxWindowList const &theList,
+ wxAnyList &value)
+{
+ wxListCollectionToAnyList<wxWindowList::compatibility_iterator>( theList, value );
+}
+
+wxDEFINE_FLAGS( wxWindowStyle )
+
+wxBEGIN_FLAGS( wxWindowStyle )
+// new style border flags, we put them first to
+// use them for streaming out
+
+wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+wxFLAGS_MEMBER(wxBORDER_RAISED)
+wxFLAGS_MEMBER(wxBORDER_STATIC)
+wxFLAGS_MEMBER(wxBORDER_NONE)
+
+// old style border flags
+wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+wxFLAGS_MEMBER(wxRAISED_BORDER)
+wxFLAGS_MEMBER(wxSTATIC_BORDER)
+wxFLAGS_MEMBER(wxBORDER)
+
+// standard window styles
+wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+wxFLAGS_MEMBER(wxWANTS_CHARS)
+wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+wxFLAGS_MEMBER(wxVSCROLL)
+wxFLAGS_MEMBER(wxHSCROLL)
+
+wxEND_FLAGS( wxWindowStyle )
+
+wxBEGIN_PROPERTIES_TABLE(wxWindow)
+wxEVENT_PROPERTY( Close, wxEVT_CLOSE_WINDOW, wxCloseEvent)
+wxEVENT_PROPERTY( Create, wxEVT_CREATE, wxWindowCreateEvent )
+wxEVENT_PROPERTY( Destroy, wxEVT_DESTROY, wxWindowDestroyEvent )
+// Always constructor Properties first
+
+wxREADONLY_PROPERTY( Parent,wxWindow*, GetParent, wxEMPTY_PARAMETER_VALUE, \
+ 0 /*flags*/, wxT("Helpstring"), wxT("group"))
+wxPROPERTY( Id,wxWindowID, SetId, GetId, -1 /*wxID_ANY*/, 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group") )
+wxPROPERTY( Position,wxPoint, SetPosition, GetPosition, wxDefaultPosition, \
+ 0 /*flags*/, wxT("Helpstring"), wxT("group")) // pos
+wxPROPERTY( Size,wxSize, SetSize, GetSize, wxDefaultSize, 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group")) // size
+wxPROPERTY( WindowStyle, long, SetWindowStyleFlag, GetWindowStyleFlag, \
+ wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, wxT("Helpstring"), wxT("group")) // style
+wxPROPERTY( Name,wxString, SetName, GetName, wxEmptyString, 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group") )
+
+// Then all relations of the object graph
+
+wxREADONLY_PROPERTY_COLLECTION( Children, wxWindowList, wxWindowBase*, \
+ GetWindowChildren, wxPROP_OBJECT_GRAPH /*flags*/, \
+ wxT("Helpstring"), wxT("group"))
+
+// and finally all other properties
+
+wxPROPERTY( ExtraStyle, long, SetExtraStyle, GetExtraStyle, wxEMPTY_PARAMETER_VALUE, \
+ 0 /*flags*/, wxT("Helpstring"), wxT("group")) // extstyle
+wxPROPERTY( BackgroundColour, wxColour, SetBackgroundColour, GetBackgroundColour, \
+ wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, wxT("Helpstring"), wxT("group")) // bg
+wxPROPERTY( ForegroundColour, wxColour, SetForegroundColour, GetForegroundColour, \
+ wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, wxT("Helpstring"), wxT("group")) // fg
+wxPROPERTY( Enabled, bool, Enable, IsEnabled, wxAny((bool)true), 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group"))
+wxPROPERTY( Shown, bool, Show, IsShown, wxAny((bool)true), 0 /*flags*/, \
+ wxT("Helpstring"), wxT("group"))
+
+#if 0
+// possible property candidates (not in xrc) or not valid in all subclasses
+wxPROPERTY( Title,wxString, SetTitle, GetTitle, wxEmptyString )
+wxPROPERTY( Font, wxFont, SetFont, GetWindowFont , )
+wxPROPERTY( Label,wxString, SetLabel, GetLabel, wxEmptyString )
+// MaxHeight, Width, MinHeight, Width
+// TODO switch label to control and title to toplevels
+
+wxPROPERTY( ThemeEnabled, bool, SetThemeEnabled, GetThemeEnabled, )
+//wxPROPERTY( Cursor, wxCursor, SetCursor, GetCursor, )
+// wxPROPERTY( ToolTip, wxString, SetToolTip, GetToolTipText, )
+wxPROPERTY( AutoLayout, bool, SetAutoLayout, GetAutoLayout, )
+#endif
+wxEND_PROPERTIES_TABLE()
+
+wxEMPTY_HANDLERS_TABLE(wxWindow)
+
+wxCONSTRUCTOR_DUMMY(wxWindow)
+
+#else
+
+#ifndef __WXUNIVERSAL__
+IMPLEMENT_DYNAMIC_CLASS(wxWindow, wxWindowBase)
+#endif
+
+#endif
+
// ----------------------------------------------------------------------------
// initialization
// ----------------------------------------------------------------------------
m_exStyle =
m_windowStyle = 0;
- m_backgroundStyle = wxBG_STYLE_SYSTEM;
+ m_backgroundStyle = wxBG_STYLE_ERASE;
#if wxUSE_CONSTRAINTS
// no constraints whatsoever
bool wxWindowBase::CreateBase(wxWindowBase *parent,
wxWindowID id,
const wxPoint& WXUNUSED(pos),
- const wxSize& WXUNUSED(size),
+ const wxSize& size,
long style,
- const wxValidator& wxVALIDATOR_PARAM(validator),
const wxString& name)
{
// ids are limited to 16 bits under MSW so if you care about portability,
// reserved for wxWidgets own usage)
wxASSERT_MSG( id == wxID_ANY || (id >= 0 && id < 32767) ||
(id >= wxID_AUTO_LOWEST && id <= wxID_AUTO_HIGHEST),
- _T("invalid id value") );
+ wxT("invalid id value") );
// generate a new id if the user doesn't care about it
if ( id == wxID_ANY )
// flags by updating the window dynamically and we don't need this here
m_windowStyle = style;
+ // assume the user doesn't want this window to shrink beneath its initial
+ // size, this worked like this in wxWidgets 2.8 and before and generally
+ // often makes sense for child windows (for top level ones it definitely
+ // does not as the user should be able to resize the window)
+ //
+ // note that we can't use IsTopLevel() from ctor
+ if ( size != wxDefaultSize && !wxTopLevelWindows.Find((wxWindow *)this) )
+ SetMinSize(size);
+
SetName(name);
SetParent(parent);
+ return true;
+}
+
+bool wxWindowBase::CreateBase(wxWindowBase *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& wxVALIDATOR_PARAM(validator),
+ const wxString& name)
+{
+ if ( !CreateBase(parent, id, pos, size, style, name) )
+ return false;
+
#if wxUSE_VALIDATORS
SetValidator(validator);
#endif // wxUSE_VALIDATORS
bool wxWindowBase::ToggleWindowStyle(int flag)
{
- wxASSERT_MSG( flag, _T("flags with 0 value can't be toggled") );
+ wxASSERT_MSG( flag, wxT("flags with 0 value can't be toggled") );
bool rc;
long style = GetWindowStyleFlag();
// we weren't a dialog class
wxTopLevelWindows.DeleteObject((wxWindow*)this);
+ // Any additional event handlers should be popped before the window is
+ // deleted as otherwise the last handler will be left with a dangling
+ // pointer to this window result in a difficult to diagnose crash later on.
+ wxASSERT_MSG( GetEventHandler() == this,
+ wxT("any pushed event handlers must have been removed") );
+
#if wxUSE_MENUS
// The associated popup menu can still be alive, disassociate from it in
// this case
// This removes any dangling pointers to this window in other windows'
// constraintsInvolvedIn lists.
UnsetConstraints(m_constraints);
- delete m_constraints;
- m_constraints = NULL;
+ wxDELETE(m_constraints);
}
#endif // wxUSE_CONSTRAINTS
bool wxWindowBase::Destroy()
{
- SendDestroyEvent();
+ // If our handle is invalid, it means that this window has never been
+ // created, either because creating it failed or, more typically, because
+ // this wxWindow object was default-constructed and its Create() method had
+ // never been called. As we didn't send wxWindowCreateEvent in this case
+ // (which is sent after successful creation), don't send the matching
+ // wxWindowDestroyEvent neither.
+ if ( GetHandle() )
+ SendDestroyEvent();
delete this;
void wxWindowBase::DoCentre(int dir)
{
wxCHECK_RET( !(dir & wxCENTRE_ON_SCREEN) && GetParent(),
- _T("this method only implements centering child windows") );
+ wxT("this method only implements centering child windows") );
SetSize(GetRect().CentreIn(GetParent()->GetClientSize(), dir));
}
// fits the window around the children
void wxWindowBase::Fit()
{
- if ( !GetChildren().empty() )
- {
- SetSize(GetBestSize());
- }
- //else: do nothing if we have no children
+ SetSize(GetBestSize());
}
// fits virtual size (ie. scrolled area etc.) around children
void wxWindowBase::FitInside()
{
- if ( GetChildren().GetCount() > 0 )
- {
- SetVirtualSize( GetBestVirtualSize() );
- }
+ SetVirtualSize( GetBestVirtualSize() );
}
// On Mac, scrollbars are explicitly children.
node = node->GetNext() )
{
wxWindow *win = node->GetData();
- if ( !win->IsTopLevel() && win->IsShown() && !win->IsKindOf(CLASSINFO(wxScrollBar)))
+ if ( !win->IsTopLevel() && win->IsShown()
+#if wxUSE_SCROLLBAR
+ && !wxDynamicCast(win, wxScrollBar)
+#endif
+ )
realChildCount ++;
}
return (realChildCount > 0);
}
else // ! has children
{
- // for a generic window there is no natural best size so, if the
- // minimal size is not set, use the current size but take care to
- // remember it as minimal size for the next time because our best size
- // should be constant: otherwise we could get into a situation when the
- // window is initially at some size, then expanded to a larger size and
- // then, when the containing window is shrunk back (because our initial
- // best size had been used for computing the parent min size), we can't
- // be shrunk back any more because our best size is now bigger
wxSize size = GetMinSize();
if ( !size.IsFullySpecified() )
{
- size.SetDefaults(GetSize());
- wxConstCast(this, wxWindowBase)->SetMinSize(size);
+ // if the window doesn't define its best size we assume that it can
+ // be arbitrarily small -- usually this is not the case, of course,
+ // but we have no way to know what the limit is, it should really
+ // override DoGetBestClientSize() itself to tell us
+ size.SetDefaults(wxSize(1, 1));
}
// return as-is, unadjusted by the client size difference.
break;
default:
- wxFAIL_MSG( _T("unexpected wxGetMetricOrDefault() argument") );
+ wxFAIL_MSG( wxT("unexpected wxGetMetricOrDefault() argument") );
rc = 0;
}
}
break;
default:
- wxFAIL_MSG(_T("Unknown border style."));
+ wxFAIL_MSG(wxT("Unknown border style."));
break;
}
return size*2;
}
+bool
+wxWindowBase::InformFirstDirection(int direction,
+ int size,
+ int availableOtherDir)
+{
+ return GetSizer() && GetSizer()->InformFirstDirection(direction,
+ size,
+ availableOtherDir);
+}
+
wxSize wxWindowBase::GetEffectiveMinSize() const
{
// merge the best size with the min size, giving priority to the min size
return min;
}
+wxSize wxWindowBase::DoGetBorderSize() const
+{
+ // there is one case in which we can implement it for all ports easily
+ if ( GetBorder() == wxBORDER_NONE )
+ return wxSize(0, 0);
+
+ // otherwise use the difference between the real size and the client size
+ // as a fallback: notice that this is incorrect in general as client size
+ // also doesn't take the scrollbars into account
+ return GetSize() - GetClientSize();
+}
+
wxSize wxWindowBase::GetBestSize() const
{
- if ((!m_windowSizer) && (m_bestSizeCache.IsFullySpecified()))
+ if ( !m_windowSizer && m_bestSizeCache.IsFullySpecified() )
return m_bestSizeCache;
- return DoGetBestSize();
+ // call DoGetBestClientSize() first, if a derived class overrides it wants
+ // it to be used
+ wxSize size = DoGetBestClientSize();
+ if ( size != wxDefaultSize )
+ size += DoGetBorderSize();
+ else
+ size = DoGetBestSize();
+
+ // Ensure that the best size is at least as large as min size.
+ size.IncTo(GetMinSize());
+
+ // And not larger than max size.
+ size.DecToIfSpecified(GetMaxSize());
+
+ // Finally cache result and return.
+ CacheBestSize(size);
+ return size;
+}
+
+int wxWindowBase::GetBestHeight(int width) const
+{
+ const int height = DoGetBestClientHeight(width);
+
+ return height == wxDefaultCoord
+ ? GetBestSize().y
+ : height + DoGetBorderSize().y;
+}
+
+int wxWindowBase::GetBestWidth(int height) const
+{
+ const int width = DoGetBestClientWidth(height);
+
+ return width == wxDefaultCoord
+ ? GetBestSize().x
+ : width + DoGetBorderSize().x;
}
void wxWindowBase::SetMinSize(const wxSize& minSize)
{
m_minWidth = minSize.x;
m_minHeight = minSize.y;
+
+ InvalidateBestSize();
}
void wxWindowBase::SetMaxSize(const wxSize& maxSize)
{
m_maxWidth = maxSize.x;
m_maxHeight = maxSize.y;
+
+ InvalidateBestSize();
}
void wxWindowBase::SetInitialSize(const wxSize& size)
break;
case wxWINDOW_VARIANT_SMALL:
- size *= 3;
- size /= 4;
+ size = wxRound(size * 3.0 / 4.0);
break;
case wxWINDOW_VARIANT_MINI:
- size *= 2;
- size /= 3;
+ size = wxRound(size * 2.0 / 3.0);
break;
case wxWINDOW_VARIANT_LARGE:
- size *= 5;
- size /= 4;
+ size = wxRound(size * 5.0 / 4.0);
break;
default:
- wxFAIL_MSG(_T("unexpected window variant"));
+ wxFAIL_MSG(wxT("unexpected window variant"));
break;
}
{
wxCHECK_RET( (minW == wxDefaultCoord || maxW == wxDefaultCoord || minW <= maxW) &&
(minH == wxDefaultCoord || maxH == wxDefaultCoord || minH <= maxH),
- _T("min width/height must be less than max width/height!") );
+ wxT("min width/height must be less than max width/height!") );
m_minWidth = minW;
m_maxWidth = maxW;
wxSizeEvent event(GetSize(), GetId());
event.SetEventObject(this);
if ( flags & wxSEND_EVENT_POST )
- wxPostEvent(this, event);
+ wxPostEvent(GetEventHandler(), event);
else
HandleWindowEvent(event);
}
parent->SendSizeEvent(flags);
}
+bool wxWindowBase::HasScrollbar(int orient) const
+{
+ // if scrolling in the given direction is disabled, we can't have the
+ // corresponding scrollbar no matter what
+ if ( !CanScroll(orient) )
+ return false;
+
+ const wxSize sizeVirt = GetVirtualSize();
+ const wxSize sizeClient = GetClientSize();
+
+ return orient == wxHORIZONTAL ? sizeVirt.x > sizeClient.x
+ : sizeVirt.y > sizeClient.y;
+}
+
// ----------------------------------------------------------------------------
// show/hide/enable/disable the window
// ----------------------------------------------------------------------------
void wxWindowBase::NotifyWindowOnEnableChange(bool enabled)
{
+ // Under some platforms there is no need to update the window state
+ // explicitly, it will become disabled when its parent is. On other ones we
+ // do need to disable all windows recursively though.
#ifndef wxHAS_NATIVE_ENABLED_MANAGEMENT
DoEnable(enabled);
#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
OnEnabled(enabled);
- // If we are top-level then the logic doesn't apply - otherwise
- // showing a modal dialog would result in total greying out (and ungreying
- // out later) of everything which would be really ugly
- if ( IsTopLevel() )
+ // Disabling a top level window is typically done when showing a modal
+ // dialog and we don't need to disable its children in this case, they will
+ // be logically disabled anyhow (i.e. their IsEnabled() will return false)
+ // and the TLW won't accept any input for them. Moreover, explicitly
+ // disabling them would look ugly as the entire TLW would be greyed out
+ // whenever a modal dialog is shown and no native applications under any
+ // platform behave like this.
+ if ( IsTopLevel() && !enabled )
return;
+ // When disabling (or enabling back) a non-TLW window we need to
+ // recursively propagate the change of the state to its children, otherwise
+ // they would still show as enabled even though they wouldn't actually
+ // accept any input (at least under MSW where children don't accept input
+ // if any of the windows in their parent chain is enabled).
+ //
+ // Notice that we must do this even for wxHAS_NATIVE_ENABLED_MANAGEMENT
+ // platforms as we still need to call the children OnEnabled() recursively.
for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
node;
node = node->GetNext() )
m_isEnabled = enable;
+ // If we call DoEnable() from NotifyWindowOnEnableChange(), we don't need
+ // to do it from here.
#ifdef wxHAS_NATIVE_ENABLED_MANAGEMENT
DoEnable(enable);
-#else // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
- wxWindowBase * const parent = GetParent();
- if( !IsTopLevel() && parent && !parent->IsEnabled() )
- {
- return true;
- }
#endif // !defined(wxHAS_NATIVE_ENABLED_MANAGEMENT)
NotifyWindowOnEnableChange(enable);
}
// ----------------------------------------------------------------------------
-// reparenting the window
+// Dealing with parents and children.
// ----------------------------------------------------------------------------
+bool wxWindowBase::IsDescendant(wxWindowBase* win) const
+{
+ // Iterate until we find this window in the parent chain or exhaust it.
+ while ( win )
+ {
+ if ( win == this )
+ return true;
+
+ // Stop iterating on reaching the top level window boundary.
+ if ( win->IsTopLevel() )
+ break;
+
+ win = win->GetParent();
+ }
+
+ return false;
+}
+
void wxWindowBase::AddChild(wxWindowBase *child)
{
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((wxWindow*)child), _T("AddChild() called twice") );
+ wxASSERT_MSG( !GetChildren().Find((wxWindow*)child), wxT("AddChild() called twice") );
GetChildren().Append((wxWindow*)child);
child->SetParent(this);
"the first handler of the wxWindow stack should have non-NULL next handler" );
firstHandler->SetNextHandler(NULL);
- secondHandler->SetPreviousHandler(NULL);
+
+ // It is harmless but useless to unset the previous handler of the window
+ // itself as it's always NULL anyhow, so don't do this.
+ if ( secondHandler != this )
+ secondHandler->SetPreviousHandler(NULL);
// now firstHandler is completely unlinked; set secondHandler as the new window event handler
SetEventHandler(secondHandler);
if ( deleteHandler )
{
- delete firstHandler;
- firstHandler = NULL;
+ wxDELETE(firstHandler);
}
return firstHandler;
// NOTE: the wxWindow event handler list is always terminated with "this" handler
wxEvtHandler *handlerCur = GetEventHandler()->GetNextHandler();
- while ( handlerCur != this )
+ while ( handlerCur != this && handlerCur )
{
wxEvtHandler *handlerNext = handlerCur->GetNextHandler();
handlerCur = handlerNext;
}
- wxFAIL_MSG( _T("where has the event handler gone?") );
+ wxFAIL_MSG( wxT("where has the event handler gone?") );
return false;
}
{
if ( !m_backgroundColour.IsOk() )
{
- wxASSERT_MSG( !m_hasBgCol, _T("we have invalid explicit bg colour?") );
+ wxASSERT_MSG( !m_hasBgCol, wxT("we have invalid explicit bg colour?") );
// get our default background colour
wxColour colBg = GetDefaultAttributes().colBg;
// we must return some valid colour to avoid redoing this every time
- // and also to avoid surprizing the applications written for older
+ // and also to avoid surprising the applications written for older
// wxWidgets versions where GetBackgroundColour() always returned
// something -- so give them something even if it doesn't make sense
// for this window (e.g. it has a themed background)
- if ( !colBg.Ok() )
+ if ( !colBg.IsOk() )
colBg = GetClassDefaultAttributes().colBg;
return colBg;
wxColour wxWindowBase::GetForegroundColour() const
{
// logic is the same as above
- if ( !m_hasFgCol && !m_foregroundColour.Ok() )
+ if ( !m_hasFgCol && !m_foregroundColour.IsOk() )
{
wxColour colFg = GetDefaultAttributes().colFg;
return m_foregroundColour;
}
+bool wxWindowBase::SetBackgroundStyle(wxBackgroundStyle style)
+{
+ // The checks below shouldn't be triggered if we're not really changing the
+ // style.
+ if ( style == m_backgroundStyle )
+ return true;
+
+ // Transparent background style can be only set before creation because of
+ // wxGTK limitation.
+ wxCHECK_MSG( (style != wxBG_STYLE_TRANSPARENT) || !GetHandle(),
+ false,
+ "wxBG_STYLE_TRANSPARENT style can only be set before "
+ "Create()-ing the window." );
+
+ // And once it is set, wxBG_STYLE_TRANSPARENT can't be unset.
+ wxCHECK_MSG( (m_backgroundStyle != wxBG_STYLE_TRANSPARENT) ||
+ (style == wxBG_STYLE_TRANSPARENT),
+ false,
+ "wxBG_STYLE_TRANSPARENT can't be unset once it was set." );
+
+ m_backgroundStyle = style;
+
+ return true;
+}
+
+bool wxWindowBase::IsTransparentBackgroundSupported(wxString *reason) const
+{
+ if ( reason )
+ *reason = _("This platform does not support background transparency.");
+
+ return false;
+}
+
bool wxWindowBase::SetBackgroundColour( const wxColour &colour )
{
if ( colour == m_backgroundColour )
return false;
m_hasBgCol = colour.IsOk();
- if ( m_backgroundStyle != wxBG_STYLE_CUSTOM )
- m_backgroundStyle = m_hasBgCol ? wxBG_STYLE_COLOUR : wxBG_STYLE_SYSTEM;
m_inheritBgCol = m_hasBgCol;
m_backgroundColour = colour;
- SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.Ok() );
+ SetThemeEnabled( !m_hasBgCol && !m_foregroundColour.IsOk() );
return true;
}
m_hasFgCol = colour.IsOk();
m_inheritFgCol = m_hasFgCol;
m_foregroundColour = colour;
- SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.Ok() );
+ SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.IsOk() );
return true;
}
// logic is the same as in GetBackgroundColour()
if ( !m_font.IsOk() )
{
- wxASSERT_MSG( !m_hasFont, _T("we have invalid explicit font?") );
+ wxASSERT_MSG( !m_hasFont, wxT("we have invalid explicit font?") );
wxFont font = GetDefaultAttributes().font;
if ( !font.IsOk() )
// dialog oriented functions
// ----------------------------------------------------------------------------
+#if WXWIN_COMPATIBILITY_2_8
void wxWindowBase::MakeModal(bool modal)
{
// Disable all other windows
}
}
}
+#endif // WXWIN_COMPATIBILITY_2_8
bool wxWindowBase::Validate()
{
#if wxUSE_TOOLTIPS
+wxString wxWindowBase::GetToolTipText() const
+{
+ return m_tooltip ? m_tooltip->GetTip() : wxString();
+}
+
void wxWindowBase::SetToolTip( const wxString &tip )
{
// don't create the new tooltip if we already have one
}
}
+bool wxWindowBase::CopyToolTip(wxToolTip *tip)
+{
+ SetToolTip(tip ? new wxToolTip(tip->GetTip()) : NULL);
+
+ return tip != NULL;
+}
+
#endif // wxUSE_TOOLTIPS
// ----------------------------------------------------------------------------
node = next;
}
- delete m_constraintsInvolvedIn;
- m_constraintsInvolvedIn = NULL;
+ wxDELETE(m_constraintsInvolvedIn);
}
}
// associated wxSizerItem we're going to dereference a dangling
// pointer; so try to detect this as early as possible
wxASSERT_MSG( !sizer || m_containingSizer != sizer,
- _T("Adding a window to the same sizer twice?") );
+ wxT("Adding a window to the same sizer twice?") );
m_containingSizer = sizer;
}
return true;
}
+void wxWindowBase::InternalOnSize(wxSizeEvent& event)
+{
+ if ( GetAutoLayout() )
+ Layout();
+
+ event.Skip();
+}
+
#if wxUSE_CONSTRAINTS
// first phase of the constraints evaluation: set our own constraints
if ( (constr->width.GetRelationship() != wxAsIs ) ||
(constr->height.GetRelationship() != wxAsIs) )
{
- SetSize(x, y, w, h);
+ // We really shouldn't set negative sizes for the windows so make
+ // them at least of 1*1 size
+ SetSize(x, y, w > 0 ? w : 1, h > 0 ? h : 1);
}
else
{
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 )
{
- wxWindow *parent = GetParent();
- if ( !(sizeFlags & wxSIZE_NO_ADJUSTMENTS) && parent )
- {
- wxPoint pt(parent->GetClientAreaOrigin());
- x += pt.x;
- y += pt.y;
- }
+ wxPoint pt(parent->GetClientAreaOrigin());
+ x += pt.x;
+ y += pt.y;
}
}
Show(event.GetShown());
}
+// ----------------------------------------------------------------------------
+// Idle processing
+// ----------------------------------------------------------------------------
+
+// Send idle event to window and all subwindows
+bool wxWindowBase::SendIdleEvents(wxIdleEvent& event)
+{
+ bool needMore = false;
+
+ OnInternalIdle();
+
+ // should we send idle event to this window?
+ if (wxIdleEvent::GetMode() == wxIDLE_PROCESS_ALL ||
+ HasExtraStyle(wxWS_EX_PROCESS_IDLE))
+ {
+ event.SetEventObject(this);
+ HandleWindowEvent(event);
+
+ if (event.MoreRequested())
+ needMore = true;
+ }
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+ for (; node; node = node->GetNext())
+ {
+ wxWindow* child = node->GetData();
+ if (child->SendIdleEvents(event))
+ needMore = true;
+ }
+
+ return needMore;
+}
+
+void wxWindowBase::OnInternalIdle()
+{
+ if ( wxUpdateUIEvent::CanUpdate(this) )
+ UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
+}
+
// ----------------------------------------------------------------------------
// dialog units translations
// ----------------------------------------------------------------------------
-wxPoint wxWindowBase::ConvertPixelsToDialog(const wxPoint& pt)
+// Windows' computes dialog units using average character width over upper-
+// and lower-case ASCII alphabet and not using the average character width
+// metadata stored in the font; see
+// http://support.microsoft.com/default.aspx/kb/145994 for detailed discussion.
+// It's important that we perform the conversion in identical way, because
+// dialog units natively exist only on Windows and Windows HIG is expressed
+// using them.
+wxSize wxWindowBase::GetDlgUnitBase() const
{
- int charWidth = GetCharWidth();
- int charHeight = GetCharHeight();
+ const wxWindowBase * const parent = wxGetTopLevelParent((wxWindow*)this);
+
+ wxCHECK_MSG( parent, wxDefaultSize, wxS("Must have TLW parent") );
+
+ if ( !parent->m_font.IsOk() )
+ {
+ // Default GUI font is used. This is the most common case, so
+ // cache the results.
+ static wxSize s_defFontSize;
+ if ( s_defFontSize.x == 0 )
+ s_defFontSize = wxPrivate::GetAverageASCIILetterSize(*parent);
+ return s_defFontSize;
+ }
+ else
+ {
+ // Custom font, we always need to compute the result
+ return wxPrivate::GetAverageASCIILetterSize(*parent);
+ }
+}
+
+wxPoint wxWindowBase::ConvertPixelsToDialog(const wxPoint& pt) const
+{
+ const wxSize base = GetDlgUnitBase();
+
+ // NB: wxMulDivInt32() is used, because it correctly rounds the result
+
wxPoint pt2 = wxDefaultPosition;
if (pt.x != wxDefaultCoord)
- pt2.x = (int) ((pt.x * 4) / charWidth);
+ pt2.x = wxMulDivInt32(pt.x, 4, base.x);
if (pt.y != wxDefaultCoord)
- pt2.y = (int) ((pt.y * 8) / charHeight);
+ pt2.y = wxMulDivInt32(pt.y, 8, base.y);
return pt2;
}
-wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt)
+wxPoint wxWindowBase::ConvertDialogToPixels(const wxPoint& pt) const
{
- int charWidth = GetCharWidth();
- int charHeight = GetCharHeight();
+ const wxSize base = GetDlgUnitBase();
+
wxPoint pt2 = wxDefaultPosition;
if (pt.x != wxDefaultCoord)
- pt2.x = (int) ((pt.x * charWidth) / 4);
+ pt2.x = wxMulDivInt32(pt.x, base.x, 4);
if (pt.y != wxDefaultCoord)
- pt2.y = (int) ((pt.y * charHeight) / 8);
+ pt2.y = wxMulDivInt32(pt.y, base.y, 8);
return pt2;
}
// ----------------------------------------------------------------------------
// propagate the colour change event to the subwindows
-void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event)
+void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& WXUNUSED(event))
{
wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
while ( node )
if ( !win->IsTopLevel() )
{
wxSysColourChangedEvent event2;
- event.SetEventObject(win);
+ event2.SetEventObject(win);
win->GetEventHandler()->ProcessEvent(event2);
}
{
wxCHECK_MSG( menu, false, "can't popup NULL menu" );
+ wxMenuInvokingWindowSetter
+ setInvokingWin(*menu, static_cast<wxWindow *>(this));
+
wxCurrentPopupMenu = menu;
const bool rc = DoPopupMenu(menu, x, y);
wxCurrentPopupMenu = NULL;
#endif // wxUSE_MENUS
-// methods for drawing the sizers in a visible way
-#ifdef __WXDEBUG__
+// methods for drawing the sizers in a visible way: this is currently only
+// enabled for "full debug" builds with wxDEBUG_LEVEL==2 as it doesn't work
+// that well and also because we don't want to leave it enabled in default
+// builds used for production
+#if wxDEBUG_LEVEL > 1
static void DrawSizers(wxWindowBase *win);
}
}
-#endif // __WXDEBUG__
+#endif // wxDEBUG_LEVEL
// process special middle clicks
void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
{
if ( event.ControlDown() && event.AltDown() )
{
-#ifdef __WXDEBUG__
+#if wxDEBUG_LEVEL > 1
// Ctrl-Alt-Shift-mclick makes the sizers visible in debug builds
if ( event.ShiftDown() )
{
DrawSizers(this);
- return;
}
+ else
#endif // __WXDEBUG__
- ::wxInfoMessageBox((wxWindow*)this);
+ {
+#if wxUSE_MSGDLG
+ // just Ctrl-Alt-middle click shows information about wx version
+ ::wxInfoMessageBox((wxWindow*)this);
+#endif // wxUSE_MSGDLG
+ }
}
else
{
// list classes implementation
// ----------------------------------------------------------------------------
-#if wxUSE_STL
+#if wxUSE_STD_CONTAINERS
#include "wx/listimpl.cpp"
WX_DEFINE_LIST(wxWindowList)
-#else // !wxUSE_STL
+#else // !wxUSE_STD_CONTAINERS
void wxWindowListNode::DeleteData()
{
delete (wxWindow *)GetData();
}
-#endif // wxUSE_STL/!wxUSE_STL
+#endif // wxUSE_STD_CONTAINERS/!wxUSE_STD_CONTAINERS
// ----------------------------------------------------------------------------
// borders
void wxWindowBase::CaptureMouse()
{
- wxLogTrace(_T("mousecapture"), _T("CaptureMouse(%p)"), static_cast<void*>(this));
+ wxLogTrace(wxT("mousecapture"), wxT("CaptureMouse(%p)"), static_cast<void*>(this));
- wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive CaptureMouse call?") );
+ wxASSERT_MSG( !ms_winCaptureChanging, wxT("recursive CaptureMouse call?") );
ms_winCaptureChanging = true;
void wxWindowBase::ReleaseMouse()
{
- wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(%p)"), static_cast<void*>(this));
+ wxLogTrace(wxT("mousecapture"), wxT("ReleaseMouse(%p)"), static_cast<void*>(this));
- wxASSERT_MSG( !ms_winCaptureChanging, _T("recursive ReleaseMouse call?") );
+ wxASSERT_MSG( !ms_winCaptureChanging, wxT("recursive ReleaseMouse call?") );
wxASSERT_MSG( GetCapture() == this,
"attempt to release mouse, but this window hasn't captured it" );
ms_winCaptureChanging = false;
- wxLogTrace(_T("mousecapture"),
- (const wxChar *) _T("After ReleaseMouse() mouse is captured by %p"),
+ wxLogTrace(wxT("mousecapture"),
+ (const wxChar *) wxT("After ReleaseMouse() mouse is captured by %p"),
static_cast<void*>(GetCapture()));
}
// correctly if it loses capture unexpectedly; see the discussion here:
// http://sourceforge.net/tracker/index.php?func=detail&aid=1153662&group_id=9863&atid=109863
// http://article.gmane.org/gmane.comp.lib.wxwidgets.devel/82376
- wxFAIL_MSG( _T("window that captured the mouse didn't process wxEVT_MOUSE_CAPTURE_LOST") );
+ wxFAIL_MSG( wxT("window that captured the mouse didn't process wxEVT_MOUSE_CAPTURE_LOST") );
}
}
if ( event.GetEventObject() == this )
{
wxValidator * const validator = GetValidator();
- if ( validator && validator->ProcessEventHere(event) )
+ if ( validator && validator->ProcessEventLocally(event) )
{
return true;
}
wxWindow *wxWindowBase::DoGetSibling(WindowOrder order) const
{
wxCHECK_MSG( GetParent(), NULL,
- _T("GetPrev/NextSibling() don't work for TLWs!") );
+ wxT("GetPrev/NextSibling() don't work for TLWs!") );
wxWindowList& siblings = GetParent()->GetChildren();
wxWindowList::compatibility_iterator i = siblings.Find((wxWindow *)this);
- wxCHECK_MSG( i, NULL, _T("window not a child of its parent?") );
+ wxCHECK_MSG( i, NULL, wxT("window not a child of its parent?") );
if ( order == OrderBefore )
i = i->GetPrevious();
{
// check that we're not a top level window
wxCHECK_RET( GetParent(),
- _T("MoveBefore/AfterInTabOrder() don't work for TLWs!") );
+ wxT("MoveBefore/AfterInTabOrder() don't work for TLWs!") );
// detect the special case when we have nothing to do anyhow and when the
// code below wouldn't work
// find the target window in the siblings list
wxWindowList& siblings = GetParent()->GetChildren();
wxWindowList::compatibility_iterator i = siblings.Find(win);
- wxCHECK_RET( i, _T("MoveBefore/AfterInTabOrder(): win is not a sibling") );
+ wxCHECK_RET( i, wxT("MoveBefore/AfterInTabOrder(): win is not a sibling") );
- // unfortunately, when wxUSE_STL == 1 DetachNode() is not implemented so we
- // can't just move the node around
+ // unfortunately, when wxUSE_STD_CONTAINERS == 1 DetachNode() is not
+ // implemented so we can't just move the node around
wxWindow *self = (wxWindow *)this;
siblings.DeleteObject(self);
if ( move == OrderAfter )
bool wxWindowBase::HasFocus() const
{
- wxWindowBase *win = DoFindFocus();
- return win == this ||
- win == wxConstCast(this, wxWindowBase)->GetMainWindowOfCompositeControl();
+ wxWindowBase* const win = DoFindFocus();
+ return win &&
+ (this == win || this == win->GetMainWindowOfCompositeControl());
}
// ----------------------------------------------------------------------------
if (win)
{
rect = win->GetRect();
- if (win->GetParent() && !win->IsKindOf(CLASSINFO(wxTopLevelWindow)))
+ if (win->GetParent() && !wxDynamicCast(win, wxTopLevelWindow))
rect.SetPosition(win->GetParent()->ClientToScreen(rect.GetPosition()));
return wxACC_OK;
}
// accessible classes, one for each kind of wxWidgets
// control or window.
#if wxUSE_BUTTON
- if (GetWindow()->IsKindOf(CLASSINFO(wxButton)))
+ if (wxDynamicCast(GetWindow(), wxButton))
title = ((wxButton*) GetWindow())->GetLabel();
else
#endif
if (childId > 0)
return wxACC_NOT_IMPLEMENTED;
- if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+ if (wxDynamicCast(GetWindow(), wxControl))
return wxACC_NOT_IMPLEMENTED;
#if wxUSE_STATUSBAR
- if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+ if (wxDynamicCast(GetWindow(), wxStatusBar))
return wxACC_NOT_IMPLEMENTED;
#endif
#if wxUSE_TOOLBAR
- if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+ if (wxDynamicCast(GetWindow(), wxToolBar))
return wxACC_NOT_IMPLEMENTED;
#endif
if (childId > 0)
return wxACC_NOT_IMPLEMENTED;
- if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+ if (wxDynamicCast(GetWindow(), wxControl))
return wxACC_NOT_IMPLEMENTED;
#if wxUSE_STATUSBAR
- if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+ if (wxDynamicCast(GetWindow(), wxStatusBar))
return wxACC_NOT_IMPLEMENTED;
#endif
#if wxUSE_TOOLBAR
- if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+ if (wxDynamicCast(GetWindow(), wxToolBar))
return wxACC_NOT_IMPLEMENTED;
#endif
projects / wxWidgets.git / blobdiff