/////////////////////////////////////////////////////////////////////////////
-// Name: src/common/window.cpp
+// Name: src/common/wincmn.cpp
// Purpose: common (to all ports) wxWindow functions
// Author: Julian Smart, Vadim Zeitlin
// Modified by:
#include "wx/platinfo.h"
#include "wx/private/window.h"
-#ifdef __WXMSW__
+#ifdef __WINDOWS__
#include "wx/msw/wrapwin.h"
#endif
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;
wxSizeEvent event(GetSize(), GetId());
event.SetEventObject(this);
if ( flags & wxSEND_EVENT_POST )
- wxPostEvent(this, event);
+ wxPostEvent(GetEventHandler(), event);
else
HandleWindowEvent(event);
}
}
// ----------------------------------------------------------------------------
-// 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 )
+ {
+ wxWindow* const parent = win->GetParent();
+ if ( parent == this )
+ return true;
+
+ // Stop iterating on reaching the top level window boundary.
+ if ( parent->IsTopLevel() )
+ break;
+
+ win = parent;
+ }
+
+ return false;
+}
+
void wxWindowBase::AddChild(wxWindowBase *child)
{
wxCHECK_RET( child, wxT("can't add a NULL child") );
// 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 )
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;
}
// 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()
{
}
}
+bool wxWindowBase::CopyToolTip(wxToolTip *tip)
+{
+ SetToolTip(tip ? new wxToolTip(tip->GetTip()) : NULL);
+
+ return tip != NULL;
+}
+
#endif // wxUSE_TOOLTIPS
// ----------------------------------------------------------------------------
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;
}
}
void wxWindowBase::OnInternalIdle()
{
- if (wxUpdateUIEvent::CanUpdate(this) && IsShownOnScreen())
+ if ( wxUpdateUIEvent::CanUpdate(this) )
UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
}
// 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
wxWindowList::compatibility_iterator i = siblings.Find(win);
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());
}
// ----------------------------------------------------------------------------
projects / wxWidgets.git / blobdiff