#include "wx/scrolbar.h"
#include "wx/layout.h"
#include "wx/sizer.h"
+ #include "wx/menu.h"
#endif //WX_PRECOMP
#if wxUSE_DRAG_AND_DROP
// Windows List
WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
+// globals
+#if wxUSE_MENUS
+wxMenu *wxCurrentPopupMenu = NULL;
+#endif // wxUSE_MENUS
+
// ----------------------------------------------------------------------------
// static data
// ----------------------------------------------------------------------------
m_windowSizer = (wxSizer *) NULL;
m_containingSizer = (wxSizer *) NULL;
m_autoLayout = false;
- m_freeId = false;
#if wxUSE_DRAG_AND_DROP
m_dropTarget = (wxDropTarget *)NULL;
// VZ: this one shouldn't exist...
m_isBeingDeleted = false;
+
+ m_freezeCount = 0;
}
// common part of window creation process
if ( id == wxID_ANY )
{
m_windowId = NewControlId();
-
- // remember to call ReleaseControlId() when this window is destroyed
- m_freeId = true;
}
else // valid id specified
{
{
wxASSERT_MSG( GetCapture() != this, wxT("attempt to destroy window with mouse capture") );
- // mark the id as unused if we allocated it for this control
- if ( m_freeId )
- ReleaseControlId(m_windowId);
-
// FIXME if these 2 cases result from programming errors in the user code
// we should probably assert here instead of silently fixing them
// we weren't a dialog class
wxTopLevelWindows.DeleteObject((wxWindow*)this);
+#if wxUSE_MENUS
+ // The associated popup menu can still be alive, disassociate from it in
+ // this case
+ if ( wxCurrentPopupMenu && wxCurrentPopupMenu->GetInvokingWindow() == this )
+ wxCurrentPopupMenu->SetInvokingWindow(NULL);
+#endif // wxUSE_MENUS
+
wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
// notify the parent about this window destruction
bool wxWindowBase::IsShownOnScreen() const
{
+ // A window is shown on screen if it itself is shown and so are all its
+ // parents. But if a window is toplevel one, then its always visible on
+ // screen if IsShown() returns true, even if it has a hidden parent.
return IsShown() &&
- (GetParent() == NULL || GetParent()->IsShownOnScreen());
+ (IsTopLevel() || GetParent() == NULL || GetParent()->IsShownOnScreen());
}
// ----------------------------------------------------------------------------
wxColour wxWindowBase::GetBackgroundColour() const
{
- if ( !m_backgroundColour.Ok() )
+ if ( !m_backgroundColour.IsOk() )
{
wxASSERT_MSG( !m_hasBgCol, _T("we have invalid explicit bg colour?") );
{
wxColour colFg = GetDefaultAttributes().colFg;
- if ( !colFg.Ok() )
+ if ( !colFg.IsOk() )
colFg = GetClassDefaultAttributes().colFg;
return colFg;
if ( colour == m_backgroundColour )
return false;
- m_hasBgCol = colour.Ok();
+ m_hasBgCol = colour.IsOk();
if ( m_backgroundStyle != wxBG_STYLE_CUSTOM )
m_backgroundStyle = m_hasBgCol ? wxBG_STYLE_COLOUR : wxBG_STYLE_SYSTEM;
if (colour == m_foregroundColour )
return false;
- m_hasFgCol = colour.Ok();
+ m_hasFgCol = colour.IsOk();
m_inheritFgCol = m_hasFgCol;
m_foregroundColour = colour;
SetThemeEnabled( !m_hasFgCol && !m_backgroundColour.Ok() );
wxFont wxWindowBase::GetFont() const
{
// logic is the same as in GetBackgroundColour()
- if ( !m_font.Ok() )
+ if ( !m_font.IsOk() )
{
wxASSERT_MSG( !m_hasFont, _T("we have invalid explicit font?") );
wxFont font = GetDefaultAttributes().font;
- if ( !font.Ok() )
+ if ( !font.IsOk() )
font = GetClassDefaultAttributes().font;
return font;
}
m_font = font;
- m_hasFont = font.Ok();
+ m_hasFont = font.IsOk();
m_inheritFont = m_hasFont;
InvalidateBestSize();
#if wxUSE_MENUS
+bool wxWindowBase::PopupMenu(wxMenu *menu, int x, int y)
+{
+ wxCHECK_MSG( menu, false, "can't popup NULL menu" );
+
+ wxCurrentPopupMenu = menu;
+ const bool rc = DoPopupMenu(menu, x, y);
+ wxCurrentPopupMenu = NULL;
+
+ return rc;
+}
+
// this is used to pass the id of the selected item from the menu event handler
// to the main function itself
//
return win ? win->GetMainWindowOfCompositeControl() : NULL;
}
+bool wxWindowBase::HasFocus() const
+{
+ wxWindowBase *win = DoFindFocus();
+ return win == this ||
+ win == wxConstCast(this, wxWindowBase)->GetMainWindowOfCompositeControl();
+}
+
// ----------------------------------------------------------------------------
// global functions
// ----------------------------------------------------------------------------
return x;
}
-// ----------------------------------------------------------------------------
-// Window (and menu items) identifiers management
-// ----------------------------------------------------------------------------
-
-namespace
-{
-
-// this array contains, in packed form, the "in use" flags for the entire
-// auto-generated ids range: N-th element of the array contains the flags for
-// ids in [wxID_AUTO_LOWEST + 8*N, wxID_AUTO_LOWEST + 8*N + 7] range
-//
-// initially no ids are in use and we allocate them consecutively, but after we
-// exhaust the entire range, we wrap around and reuse the ids freed in the
-// meanwhile
-wxByte gs_autoIdsInUse[(wxID_AUTO_HIGHEST - wxID_AUTO_LOWEST + 1)/8 + 1] = { 0 };
-
-// this is an optimization used until we wrap around wxID_AUTO_HIGHEST: if this
-// value is < wxID_AUTO_HIGHEST we know that we haven't wrapped yet and so can
-// allocate the ids simply by incrementing it
-static wxWindowID gs_nextControlId = wxID_AUTO_LOWEST;
-
-void MarkAutoIdUsed(wxWindowID id)
-{
- id -= wxID_AUTO_LOWEST;
- const int theByte = id / 8;
- const int theBit = id % 8;
-
- gs_autoIdsInUse[theByte] |= 1 << theBit;
-}
-
-void FreeAutoId(wxWindowID id)
-{
- id -= wxID_AUTO_LOWEST;
-
- const int theByte = id / 8;
- const int theBit = id % 8;
-
- gs_autoIdsInUse[theByte] &= ~(1 << theBit);
-}
-
-bool IsAutoIdInUse(wxWindowID id)
-{
- id -= wxID_AUTO_LOWEST;
-
- const int theByte = id / 8;
- const int theBit = id % 8;
-
- return (gs_autoIdsInUse[theByte] & (1 << theBit)) != 0;
-}
-
-} // anonymous namespace
-
-
-/* static */
-bool wxWindowBase::IsAutoGeneratedId(wxWindowID id)
-{
- if ( id < wxID_AUTO_LOWEST || id > wxID_AUTO_HIGHEST )
- return false;
-
- // we shouldn't have any stray ids in this range
- wxASSERT_MSG( IsAutoIdInUse(id), "unused automatically generated id?" );
-
- return true;
-}
-
-wxWindowID wxWindowBase::NewControlId(int count)
-{
- wxASSERT_MSG( count > 0, "can't allocate less than 1 id" );
-
- if ( gs_nextControlId + count - 1 <= wxID_AUTO_HIGHEST )
- {
- // we haven't wrapped yet, so we can just grab the next count ids
- wxWindowID id = gs_nextControlId;
-
- while ( count-- )
- MarkAutoIdUsed(gs_nextControlId++);
-
- return id;
- }
- else // we've already wrapped or are now going to
- {
- // brute-force search for the id values
-
- // number of consecutive free ids found so far
- int found = 0;
-
- for ( wxWindowID id = wxID_AUTO_LOWEST; id <= wxID_AUTO_HIGHEST; id++ )
- {
- if ( !IsAutoIdInUse(id) )
- {
- // found another consecutive available id
- found++;
- if ( found == count )
- {
- // mark all count consecutive free ids we found as being in
- // use now and rewind back to the start of available range
- // in the process
- while ( count-- )
- MarkAutoIdUsed(id--);
-
- return id;
- }
- }
- else // this id is in use
- {
- // reset the number of consecutive free values found
- found = 0;
- }
- }
- }
-
- // if we get here, there are not enough consecutive free ids
- return wxID_NONE;
-}
-
-void wxWindowBase::ReleaseControlId(wxWindowID id)
-{
- wxCHECK_RET( IsAutoGeneratedId(id), "can't release non auto-generated id" );
-
- FreeAutoId(id);
-}
projects / wxWidgets.git / blobdiff