// Created: 13/07/98
// RCS-ID: $Id$
// Copyright: (c) wxWindows team
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "windowbase.h"
#endif
#include "wx/dialog.h"
#include "wx/msgdlg.h"
#include "wx/statusbr.h"
+ #include "wx/dcclient.h"
#endif //WX_PRECOMP
#if wxUSE_CONSTRAINTS
#include "wx/dnd.h"
#endif // wxUSE_DRAG_AND_DROP
+#if wxUSE_ACCESSIBILITY
+ #include "wx/access.h"
+#endif
+
#if wxUSE_HELP
#include "wx/cshelp.h"
#endif // wxUSE_HELP
// no window yet, no parent nor children
m_parent = (wxWindow *)NULL;
m_windowId = -1;
- m_children.DeleteContents( FALSE ); // don't auto delete node data
// no constraints on the minimal window size
m_minWidth =
m_hasBgCol =
m_hasFgCol =
m_hasFont = FALSE;
+
+ m_isBeingDeleted = FALSE;
// no style bits
m_exStyle =
m_windowStyle = 0;
- // an optimization for the event processing: checking this flag is much
- // faster than using IsKindOf(CLASSINFO(wxWindow))
- m_isWindow = TRUE;
-
#if wxUSE_CONSTRAINTS
// no constraints whatsoever
m_constraints = (wxLayoutConstraints *) NULL;
m_hasCustomPalette = FALSE;
#endif // wxUSE_PALETTE
+#if wxUSE_ACCESSIBILITY
+ m_accessible = NULL;
+#endif
+
m_virtualSize = wxDefaultSize;
m_minVirtualWidth =
const wxPoint& WXUNUSED(pos),
const wxSize& WXUNUSED(size),
long style,
- const wxValidator& validator,
+ const wxValidator& wxVALIDATOR_PARAM(validator),
const wxString& name)
{
- // m_isWindow is set to TRUE in wxWindowBase::Init() as well as many other
- // member variables - check that it has been called (will catch the case
- // when a new ctor is added which doesn't call InitWindow)
- wxASSERT_MSG( m_isWindow, wxT("Init() must have been called before!") );
-
#if wxUSE_STATBOX
// wxGTK doesn't allow to create controls with static box as the parent so
// this will result in a crash when the program is ported to wxGTK so warn
_T("wxStaticBox can't be used as a window parent!") );
#endif // wxUSE_STATBOX
+ // ids are limited to 16 bits under MSW so if you care about portability,
+ // it's not a good idea to use ids out of this range (and negative ids are
+ // reserved for wxWindows own usage)
+ wxASSERT_MSG( id == wxID_ANY || (id >= 0 && id < 32767),
+ _T("invalid id value") );
+
// generate a new id if the user doesn't care about it
- m_windowId = id == -1 ? NewControlId() : id;
+ m_windowId = id == wxID_ANY ? NewControlId() : id;
SetName(name);
SetWindowStyleFlag(style);
// dialog/frame and all children will inherit it by defult
if ( parent && (parent->GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) )
{
- SetExtraStyle(wxWS_EX_VALIDATE_RECURSIVELY);
+ SetExtraStyle(GetExtraStyle() | wxWS_EX_VALIDATE_RECURSIVELY);
}
return TRUE;
// Just in case we've loaded a top-level window via LoadNativeDialog but
// we weren't a dialog class
- wxTopLevelWindows.DeleteObject(this);
+ wxTopLevelWindows.DeleteObject((wxWindow*)this);
wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
+ // reset the dangling pointer our parent window may keep to us
+ if ( m_parent )
+ {
+ if ( m_parent->GetDefaultItem() == this )
+ {
+ m_parent->SetDefaultItem(NULL);
+ }
+
+ m_parent->RemoveChild(this);
+ }
+
#if wxUSE_CARET
- if ( m_caret )
- delete m_caret;
+ delete m_caret;
#endif // wxUSE_CARET
#if wxUSE_VALIDATORS
- if ( m_windowValidator )
- delete m_windowValidator;
+ delete m_windowValidator;
#endif // wxUSE_VALIDATORS
#if wxUSE_CONSTRAINTS
delete m_constraints;
m_constraints = NULL;
}
-
#endif // wxUSE_CONSTRAINTS
if ( m_containingSizer )
m_containingSizer->Detach( (wxWindow*)this );
- if ( m_windowSizer )
- delete m_windowSizer;
+ delete m_windowSizer;
#if wxUSE_DRAG_AND_DROP
- if ( m_dropTarget )
- delete m_dropTarget;
+ delete m_dropTarget;
#endif // wxUSE_DRAG_AND_DROP
#if wxUSE_TOOLTIPS
- if ( m_tooltip )
- delete 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);
- }
+#if wxUSE_ACCESSIBILITY
+ delete m_accessible;
+#endif
}
bool wxWindowBase::Destroy()
{
wxCloseEvent event(wxEVT_CLOSE_WINDOW, m_windowId);
event.SetEventObject(this);
-#if WXWIN_COMPATIBILITY
- event.SetForce(force);
-#endif // WXWIN_COMPATIBILITY
event.SetCanVeto(!force);
// return FALSE if window wasn't closed because the application vetoed the
bool wxWindowBase::DestroyChildren()
{
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( ;; )
{
// we iterate until the list becomes empty
wxWindow *child = node->GetData();
- wxASSERT_MSG( child, wxT("children list contains empty nodes") );
-
- child->Show(FALSE);
+ // note that we really want to call delete and not ->Destroy() here
+ // because we want to delete the child immediately, before we are
+ // deleted, and delayed deletion would result in problems as our (top
+ // level) child could outlive its parent
delete child;
wxASSERT_MSG( !GetChildren().Find(child),
int maxX = 0,
maxY = 0;
- for ( wxWindowList::Node *node = GetChildren().GetFirst();
+ for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
node;
node = node->GetNext() )
{
int maxX = 0,
maxY = 0;
- for ( wxWindowList::Node *node = GetChildren().GetFirst();
+ for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
node;
node = node->GetNext() )
{
int maxW, int maxH,
int WXUNUSED(incW), int WXUNUSED(incH))
{
+ // setting min width greater than max width leads to infinite loops under
+ // X11 and generally doesn't make any sense, so don't allow it
+ wxCHECK_RET( (minW == -1 || maxW == -1 || minW <= maxW) &&
+ (minH == -1 || maxH == -1 || minH <= maxH),
+ _T("min width/height must be less than max width/height!") );
+
m_minWidth = minW;
m_maxWidth = maxW;
m_minHeight = minH;
{
wxSize s( GetClientSize() );
- if( m_virtualSize.GetWidth() != -1 )
- s.SetWidth( m_virtualSize.GetWidth() );
- if( m_virtualSize.GetHeight() != -1 )
- s.SetHeight( m_virtualSize.GetHeight() );
-
- return s;
+ return wxSize( wxMax( m_virtualSize.GetWidth(), s.GetWidth() ),
+ wxMax( m_virtualSize.GetHeight(), s.GetHeight() ) );
}
// ----------------------------------------------------------------------------
// 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") );
+ wxASSERT_MSG( !GetChildren().Find((wxWindow*)child), _T("AddChild() called twice") );
- GetChildren().Append(child);
+ GetChildren().Append((wxWindow*)child);
child->SetParent(this);
}
{
wxCHECK_RET( child, wxT("can't remove a NULL child") );
- GetChildren().DeleteObject(child);
- child->SetParent((wxWindow *)NULL);
+ GetChildren().DeleteObject((wxWindow *)child);
+ child->SetParent(NULL);
}
bool wxWindowBase::Reparent(wxWindowBase *newParent)
}
else
{
- wxTopLevelWindows.DeleteObject(this);
+ wxTopLevelWindows.DeleteObject((wxWindow *)this);
}
// add it to the new one
}
else
{
- wxTopLevelWindows.Append(this);
+ wxTopLevelWindows.Append((wxWindow *)this);
}
return TRUE;
return m_updateRegion.Contains(x, y, w, h) != wxOutRegion;
}
+void wxWindowBase::ClearBackground()
+{
+ // wxGTK uses its own version, no need to add never used code
+#ifndef __WXGTK__
+ wxClientDC dc((wxWindow *)this);
+ wxBrush brush(GetBackgroundColour(), wxSOLID);
+ dc.SetBackground(brush);
+ dc.Clear();
+#endif // __WXGTK__
+}
+
// ----------------------------------------------------------------------------
// find child window by id or name
// ----------------------------------------------------------------------------
return (wxWindow *)this;
wxWindowBase *res = (wxWindow *)NULL;
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( node = m_children.GetFirst(); node && !res; node = node->GetNext() )
{
wxWindowBase *child = node->GetData();
return (wxWindow *)this;
wxWindowBase *res = (wxWindow *)NULL;
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( node = m_children.GetFirst(); node && !res; node = node->GetNext() )
{
wxWindow *child = node->GetData();
return (wxWindow *)parent;
// It wasn't, so check all its children
- for ( wxWindowList::Node * node = parent->GetChildren().GetFirst();
+ for ( wxWindowList::compatibility_iterator node = parent->GetChildren().GetFirst();
node;
node = node->GetNext() )
{
}
// start at very top of wx's windows
- for ( wxWindowList::Node * node = wxTopLevelWindows.GetFirst();
+ for ( wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
node;
node = node->GetNext() )
{
// Disable all other windows
if ( IsTopLevel() )
{
- wxWindowList::Node *node = wxTopLevelWindows.GetFirst();
+ wxWindowList::compatibility_iterator node = wxTopLevelWindows.GetFirst();
while (node)
{
wxWindow *win = node->GetData();
#if wxUSE_VALIDATORS
bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxWindowBase *child = node->GetData();
#if wxUSE_VALIDATORS
bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxWindowBase *child = node->GetData();
if ( validator && !validator->TransferToWindow() )
{
wxLogWarning(_("Could not transfer data to window"));
+#if wxUSE_LOG
wxLog::FlushActive();
+#endif // wxUSE_LOG
return FALSE;
}
#if wxUSE_VALIDATORS
bool recurse = (GetExtraStyle() & wxWS_EX_VALIDATE_RECURSIVELY) != 0;
- wxWindowList::Node *node;
+ wxWindowList::compatibility_iterator node;
for ( node = m_children.GetFirst(); node; node = node->GetNext() )
{
wxWindow *child = node->GetData();
{
if ( !m_constraintsInvolvedIn )
m_constraintsInvolvedIn = new wxWindowList;
- if ( !m_constraintsInvolvedIn->Find(otherWin) )
- m_constraintsInvolvedIn->Append(otherWin);
+ if ( !m_constraintsInvolvedIn->Find((wxWindow *)otherWin) )
+ m_constraintsInvolvedIn->Append((wxWindow *)otherWin);
}
// REMOVE back-pointer to other windows we're involved with.
void wxWindowBase::RemoveConstraintReference(wxWindowBase *otherWin)
{
if ( m_constraintsInvolvedIn )
- m_constraintsInvolvedIn->DeleteObject(otherWin);
+ m_constraintsInvolvedIn->DeleteObject((wxWindow *)otherWin);
}
// Reset any constraints that mention this window
{
if ( m_constraintsInvolvedIn )
{
- wxWindowList::Node *node = m_constraintsInvolvedIn->GetFirst();
+ wxWindowList::compatibility_iterator node = m_constraintsInvolvedIn->GetFirst();
while (node)
{
wxWindow *win = node->GetData();
constr->centreY.ResetIfWin(this);
}
- wxWindowList::Node *next = node->GetNext();
- delete node;
+ wxWindowList::compatibility_iterator next = node->GetNext();
+ m_constraintsInvolvedIn->Erase(node);
node = next;
}
int noChanges = 0;
// loop over all children setting their constraints
- for ( wxWindowList::Node *node = GetChildren().GetFirst();
+ for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
node;
node = node->GetNext() )
{
constr->centreY.SetDone(FALSE);
}
- wxWindowList::Node *node = GetChildren().GetFirst();
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
while (node)
{
wxWindow *win = node->GetData();
if ( recurse )
{
- wxWindowList::Node *node = GetChildren().GetFirst();
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
while (node)
{
wxWindow *win = node->GetData();
// do Update UI processing for child controls
// ----------------------------------------------------------------------------
-// TODO: should this be implemented for the child window rather
-// than the parent? Then you can override it e.g. for wxCheckBox
-// to do the Right Thing rather than having to assume a fixed number
-// of control classes.
-void wxWindowBase::UpdateWindowUI()
+void wxWindowBase::UpdateWindowUI(long flags)
{
-#if wxUSE_CONTROLS
wxUpdateUIEvent event(GetId());
event.m_eventObject = this;
if ( GetEventHandler()->ProcessEvent(event) )
{
- if ( event.GetSetEnabled() )
- Enable(event.GetEnabled());
+ DoUpdateWindowUI(event);
+ }
- if ( event.GetSetText() )
+ if (flags & wxUPDATE_UI_RECURSE)
+ {
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+ while (node)
{
- wxControl *control = wxDynamicCastThis(wxControl);
- if ( control )
- {
-#if wxUSE_TEXTCTRL
- wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
- if ( text )
- {
- if ( event.GetText() != text->GetValue() )
- text->SetValue(event.GetText());
- }
- else
-#endif // wxUSE_TEXTCTRL
- {
- if ( event.GetText() != control->GetLabel() )
- control->SetLabel(event.GetText());
- }
- }
+ wxWindow* child = (wxWindow*) node->GetData();
+ child->UpdateWindowUI(flags);
+ node = node->GetNext();
}
+ }
+}
+// do the window-specific processing after processing the update event
+// TODO: take specific knowledge out of this function and
+// put in each control's base class. Unfortunately we don't
+// yet have base implementation files for wxCheckBox and wxRadioButton.
+void wxWindowBase::DoUpdateWindowUI(wxUpdateUIEvent& event)
+{
+ if ( event.GetSetEnabled() )
+ Enable(event.GetEnabled());
+
+#if wxUSE_CONTROLS
+ if ( event.GetSetText() )
+ {
+ wxControl *control = wxDynamicCastThis(wxControl);
+ if ( control )
+ {
+ if ( event.GetText() != control->GetLabel() )
+ control->SetLabel(event.GetText());
+ }
#if wxUSE_CHECKBOX
wxCheckBox *checkbox = wxDynamicCastThis(wxCheckBox);
if ( checkbox )
radiobtn->SetValue(event.GetChecked());
}
#endif // wxUSE_RADIOBTN
+ }
+#endif
+}
+
+#if 0
+// call internal idle recursively
+// may be obsolete (wait until OnIdle scheme stabilises)
+void wxWindowBase::ProcessInternalIdle()
+{
+ OnInternalIdle();
+
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+ while (node)
+ {
+ wxWindow *child = node->GetData();
+ child->ProcessInternalIdle();
+ node = node->GetNext();
}
-#endif // wxUSE_CONTROLS
}
+#endif
// ----------------------------------------------------------------------------
// dialog units translations
// propagate the colour change event to the subwindows
void wxWindowBase::OnSysColourChanged(wxSysColourChangedEvent& event)
{
- wxWindowList::Node *node = GetChildren().GetFirst();
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
while ( node )
{
// Only propagate to non-top-level windows
}
}
-// the default action is to populate dialog with data when it's created
+// the default action is to populate dialog with data when it's created,
+// and nudge the UI into displaying itself correctly in case
+// we've turned the wxUpdateUIEvents frequency down low.
void wxWindowBase::OnInitDialog( wxInitDialogEvent &WXUNUSED(event) )
{
TransferDataToWindow();
+
+ // Update the UI at this point
+ UpdateWindowUI(wxUPDATE_UI_RECURSE);
}
// process Ctrl-Alt-mclick
}
}
+// ----------------------------------------------------------------------------
+// accessibility
+// ----------------------------------------------------------------------------
+
+#if wxUSE_ACCESSIBILITY
+void wxWindowBase::SetAccessible(wxAccessible* accessible)
+{
+ if (m_accessible && (accessible != m_accessible))
+ delete m_accessible;
+ m_accessible = accessible;
+ if (m_accessible)
+ m_accessible->SetWindow((wxWindow*) this);
+}
+
+// Returns the accessible object, creating if necessary.
+wxAccessible* wxWindowBase::GetOrCreateAccessible()
+{
+ if (!m_accessible)
+ m_accessible = CreateAccessible();
+ return m_accessible;
+}
+
+// Override to create a specific accessible object.
+wxAccessible* wxWindowBase::CreateAccessible()
+{
+ return new wxWindowAccessible((wxWindow*) this);
+}
+
+#endif
+
+#if !wxUSE_STL
// ----------------------------------------------------------------------------
// list classes implementation
// ----------------------------------------------------------------------------
{
delete (wxWindow *)GetData();
}
+#endif
// ----------------------------------------------------------------------------
// borders
// ----------------------------------------------------------------------------
-wxBorder wxWindowBase::GetBorder() const
+wxBorder wxWindowBase::GetBorder(long flags) const
{
- wxBorder border = (wxBorder)(m_windowStyle & wxBORDER_MASK);
+ wxBorder border = (wxBorder)(flags & wxBORDER_MASK);
if ( border == wxBORDER_DEFAULT )
{
border = GetDefaultBorder();
GetCapture());
}
+#if wxUSE_HOTKEY
+
+bool
+wxWindowBase::RegisterHotKey(int WXUNUSED(hotkeyId),
+ int WXUNUSED(modifiers),
+ int WXUNUSED(keycode))
+{
+ // not implemented
+ return false;
+}
+
+bool wxWindowBase::UnregisterHotKey(int WXUNUSED(hotkeyId))
+{
+ // not implemented
+ return false;
+}
+
+#endif // wxUSE_HOTKEY
+
+void wxWindowBase::SendDestroyEvent()
+{
+ wxWindowDestroyEvent event;
+ event.SetEventObject(this);
+ event.SetId(GetId());
+ GetEventHandler()->ProcessEvent(event);
+}
+
+// ----------------------------------------------------------------------------
+// event processing
+// ----------------------------------------------------------------------------
+
+bool wxWindowBase::TryValidator(wxEvent& wxVALIDATOR_PARAM(event))
+{
+#if wxUSE_VALIDATORS
+ // Can only use the validator of the window which
+ // is receiving the event
+ if ( event.GetEventObject() == this )
+ {
+ wxValidator *validator = GetValidator();
+ if ( validator && validator->ProcessEvent(event) )
+ {
+ return true;
+ }
+ }
+#endif // wxUSE_VALIDATORS
+
+ return false;
+}
+
+bool wxWindowBase::TryParent(wxEvent& event)
+{
+ // carry on up the parent-child hierarchy if the propgation count hasn't
+ // reached zero yet
+ if ( event.ShouldPropagate() )
+ {
+ // honour the requests to stop propagation at this window: this is
+ // used by the dialogs, for example, to prevent processing the events
+ // from the dialog controls in the parent frame which rarely, if ever,
+ // makes sense
+ if ( !(GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) )
+ {
+ wxWindow *parent = GetParent();
+ if ( parent && !parent->IsBeingDeleted() )
+ {
+ wxPropagateOnce propagateOnce(event);
+
+ return parent->GetEventHandler()->ProcessEvent(event);
+ }
+ }
+ }
+
+ return wxEvtHandler::TryParent(event);
+}
+
// ----------------------------------------------------------------------------
// global functions
// ----------------------------------------------------------------------------
return win;
}
-// vi:sts=4:sw=4:et
+#if wxUSE_ACCESSIBILITY
+// ----------------------------------------------------------------------------
+// accessible object for windows
+// ----------------------------------------------------------------------------
+
+// Can return either a child object, or an integer
+// representing the child element, starting from 1.
+wxAccStatus wxWindowAccessible::HitTest(const wxPoint& WXUNUSED(pt), int* WXUNUSED(childId), wxAccessible** WXUNUSED(childObject))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the rectangle for this object (id = 0) or a child element (id > 0).
+wxAccStatus wxWindowAccessible::GetLocation(wxRect& rect, int elementId)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ wxWindow* win = NULL;
+ if (elementId == 0)
+ {
+ win = GetWindow();
+ }
+ else
+ {
+ if (elementId <= (int) GetWindow()->GetChildren().GetCount())
+ {
+ win = GetWindow()->GetChildren().Item(elementId-1)->GetData();
+ }
+ else
+ return wxACC_FAIL;
+ }
+ if (win)
+ {
+ rect = win->GetRect();
+ if (win->GetParent() && !win->IsKindOf(CLASSINFO(wxTopLevelWindow)))
+ rect.SetPosition(win->GetParent()->ClientToScreen(rect.GetPosition()));
+ return wxACC_OK;
+ }
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Navigates from fromId to toId/toObject.
+wxAccStatus wxWindowAccessible::Navigate(wxNavDir navDir, int fromId,
+ int* WXUNUSED(toId), wxAccessible** toObject)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ switch (navDir)
+ {
+ case wxNAVDIR_FIRSTCHILD:
+ {
+ if (GetWindow()->GetChildren().GetCount() == 0)
+ return wxACC_FALSE;
+ wxWindow* childWindow = (wxWindow*) GetWindow()->GetChildren().GetFirst()->GetData();
+ *toObject = childWindow->GetOrCreateAccessible();
+
+ return wxACC_OK;
+ }
+ case wxNAVDIR_LASTCHILD:
+ {
+ if (GetWindow()->GetChildren().GetCount() == 0)
+ return wxACC_FALSE;
+ wxWindow* childWindow = (wxWindow*) GetWindow()->GetChildren().GetLast()->GetData();
+ *toObject = childWindow->GetOrCreateAccessible();
+
+ return wxACC_OK;
+ }
+ case wxNAVDIR_RIGHT:
+ case wxNAVDIR_DOWN:
+ case wxNAVDIR_NEXT:
+ {
+ wxWindowList::compatibility_iterator node =
+ wxWindowList::compatibility_iterator();
+ if (fromId == 0)
+ {
+ // Can't navigate to sibling of this window
+ // if we're a top-level window.
+ if (!GetWindow()->GetParent())
+ return wxACC_NOT_IMPLEMENTED;
+
+ node = GetWindow()->GetParent()->GetChildren().Find(GetWindow());
+ }
+ else
+ {
+ if (fromId <= (int) GetWindow()->GetChildren().GetCount())
+ node = GetWindow()->GetChildren().Item(fromId-1);
+ }
+
+ if (node && node->GetNext())
+ {
+ wxWindow* nextWindow = node->GetNext()->GetData();
+ *toObject = nextWindow->GetOrCreateAccessible();
+ return wxACC_OK;
+ }
+ else
+ return wxACC_FALSE;
+ }
+ case wxNAVDIR_LEFT:
+ case wxNAVDIR_UP:
+ case wxNAVDIR_PREVIOUS:
+ {
+ wxWindowList::compatibility_iterator node =
+ wxWindowList::compatibility_iterator();
+ if (fromId == 0)
+ {
+ // Can't navigate to sibling of this window
+ // if we're a top-level window.
+ if (!GetWindow()->GetParent())
+ return wxACC_NOT_IMPLEMENTED;
+
+ node = GetWindow()->GetParent()->GetChildren().Find(GetWindow());
+ }
+ else
+ {
+ if (fromId <= (int) GetWindow()->GetChildren().GetCount())
+ node = GetWindow()->GetChildren().Item(fromId-1);
+ }
+
+ if (node && node->GetPrevious())
+ {
+ wxWindow* previousWindow = node->GetPrevious()->GetData();
+ *toObject = previousWindow->GetOrCreateAccessible();
+ return wxACC_OK;
+ }
+ else
+ return wxACC_FALSE;
+ }
+ }
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the name of the specified object.
+wxAccStatus wxWindowAccessible::GetName(int childId, wxString* name)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ wxString title;
+
+ // If a child, leave wxWindows to call the function on the actual
+ // child object.
+ if (childId > 0)
+ return wxACC_NOT_IMPLEMENTED;
+
+ // This will eventually be replaced by specialised
+ // accessible classes, one for each kind of wxWindows
+ // control or window.
+ if (GetWindow()->IsKindOf(CLASSINFO(wxButton)))
+ title = ((wxButton*) GetWindow())->GetLabel();
+ else
+ title = GetWindow()->GetName();
+
+ if (!title.IsEmpty())
+ {
+ *name = title;
+ return wxACC_OK;
+ }
+ else
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the number of children.
+wxAccStatus wxWindowAccessible::GetChildCount(int* childId)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ *childId = (int) GetWindow()->GetChildren().GetCount();
+ return wxACC_OK;
+}
+
+// Gets the specified child (starting from 1).
+// If *child is NULL and return value is wxACC_OK,
+// this means that the child is a simple element and
+// not an accessible object.
+wxAccStatus wxWindowAccessible::GetChild(int childId, wxAccessible** child)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ if (childId == 0)
+ {
+ *child = this;
+ return wxACC_OK;
+ }
+
+ if (childId > (int) GetWindow()->GetChildren().GetCount())
+ return wxACC_FAIL;
+
+ wxWindow* childWindow = GetWindow()->GetChildren().Item(childId-1)->GetData();
+ *child = childWindow->GetOrCreateAccessible();
+ if (*child)
+ return wxACC_OK;
+ else
+ return wxACC_FAIL;
+}
+
+// Gets the parent, or NULL.
+wxAccStatus wxWindowAccessible::GetParent(wxAccessible** parent)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ wxWindow* parentWindow = GetWindow()->GetParent();
+ if (!parentWindow)
+ {
+ *parent = NULL;
+ return wxACC_OK;
+ }
+ else
+ {
+ *parent = parentWindow->GetOrCreateAccessible();
+ if (*parent)
+ return wxACC_OK;
+ else
+ return wxACC_FAIL;
+ }
+}
+
+// Performs the default action. childId is 0 (the action for this object)
+// or > 0 (the action for a child).
+// Return wxACC_NOT_SUPPORTED if there is no default action for this
+// window (e.g. an edit control).
+wxAccStatus wxWindowAccessible::DoDefaultAction(int WXUNUSED(childId))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the default action for this object (0) or > 0 (the action for a child).
+// Return wxACC_OK even if there is no action. actionName is the action, or the empty
+// string if there is no action.
+// The retrieved string describes the action that is performed on an object,
+// not what the object does as a result. For example, a toolbar button that prints
+// a document has a default action of "Press" rather than "Prints the current document."
+wxAccStatus wxWindowAccessible::GetDefaultAction(int WXUNUSED(childId), wxString* WXUNUSED(actionName))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the description for this object or a child.
+wxAccStatus wxWindowAccessible::GetDescription(int WXUNUSED(childId), wxString* description)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ wxString ht(GetWindow()->GetHelpText());
+ if (!ht.IsEmpty())
+ {
+ *description = ht;
+ return wxACC_OK;
+ }
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns help text for this object or a child, similar to tooltip text.
+wxAccStatus wxWindowAccessible::GetHelpText(int WXUNUSED(childId), wxString* helpText)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ wxString ht(GetWindow()->GetHelpText());
+ if (!ht.IsEmpty())
+ {
+ *helpText = ht;
+ return wxACC_OK;
+ }
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns the keyboard shortcut for this object or child.
+// Return e.g. ALT+K
+wxAccStatus wxWindowAccessible::GetKeyboardShortcut(int WXUNUSED(childId), wxString* WXUNUSED(shortcut))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns a role constant.
+wxAccStatus wxWindowAccessible::GetRole(int childId, wxAccRole* role)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ // If a child, leave wxWindows to call the function on the actual
+ // child object.
+ if (childId > 0)
+ return wxACC_NOT_IMPLEMENTED;
+
+ if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+ return wxACC_NOT_IMPLEMENTED;
+#if wxUSE_STATUSBAR
+ if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+ return wxACC_NOT_IMPLEMENTED;
+#endif
+#if wxUSE_TOOLBAR
+ if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+ return wxACC_NOT_IMPLEMENTED;
+#endif
+
+ //*role = wxROLE_SYSTEM_CLIENT;
+ *role = wxROLE_SYSTEM_CLIENT;
+ return wxACC_OK;
+
+ #if 0
+ return wxACC_NOT_IMPLEMENTED;
+ #endif
+}
+
+// Returns a state constant.
+wxAccStatus wxWindowAccessible::GetState(int childId, long* state)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ // If a child, leave wxWindows to call the function on the actual
+ // child object.
+ if (childId > 0)
+ return wxACC_NOT_IMPLEMENTED;
+
+ if (GetWindow()->IsKindOf(CLASSINFO(wxControl)))
+ return wxACC_NOT_IMPLEMENTED;
+
+#if wxUSE_STATUSBAR
+ if (GetWindow()->IsKindOf(CLASSINFO(wxStatusBar)))
+ return wxACC_NOT_IMPLEMENTED;
+#endif
+#if wxUSE_TOOLBAR
+ if (GetWindow()->IsKindOf(CLASSINFO(wxToolBar)))
+ return wxACC_NOT_IMPLEMENTED;
+#endif
+
+ *state = 0;
+ return wxACC_OK;
+
+ #if 0
+ return wxACC_NOT_IMPLEMENTED;
+ #endif
+}
+
+// Returns a localized string representing the value for the object
+// or child.
+wxAccStatus wxWindowAccessible::GetValue(int WXUNUSED(childId), wxString* WXUNUSED(strValue))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Selects the object or child.
+wxAccStatus wxWindowAccessible::Select(int WXUNUSED(childId), wxAccSelectionFlags WXUNUSED(selectFlags))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets the window with the keyboard focus.
+// If childId is 0 and child is NULL, no object in
+// this subhierarchy has the focus.
+// If this object has the focus, child should be 'this'.
+wxAccStatus wxWindowAccessible::GetFocus(int* WXUNUSED(childId), wxAccessible** WXUNUSED(child))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Gets a variant representing the selected children
+// of this object.
+// Acceptable values:
+// - a null variant (IsNull() returns TRUE)
+// - a list variant (GetType() == wxT("list")
+// - an integer representing the selected child element,
+// or 0 if this object is selected (GetType() == wxT("long")
+// - a "void*" pointer to a wxAccessible child object
+wxAccStatus wxWindowAccessible::GetSelections(wxVariant* WXUNUSED(selections))
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+#endif // wxUSE_ACCESSIBILITY
projects / wxWidgets.git / blobdiff