+// ----------------------------------------------------------------------------
+// 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(%p)"), 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(%p)"), 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 %p"),
+ GetCapture());
+}
+
+
+void wxWindowBase::SendDestroyEvent()
+{
+ wxWindowDestroyEvent event;
+ event.SetEventObject(this);
+ event.SetId(GetId());
+ GetEventHandler()->ProcessEvent(event);
+}
+
+// ----------------------------------------------------------------------------
+// global functions
+// ----------------------------------------------------------------------------
+
+wxWindow* wxGetTopLevelParent(wxWindow *win)
+{
+ while ( win && !win->IsTopLevel() )
+ win = win->GetParent();
+
+ return win;
+}
+
+#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& pt, int* childId, wxAccessible** 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 = (wxWindow*) GetWindow()->GetChildren().Nth(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* 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::Node *node = NULL;
+ 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 = (wxWindowList::Node*) GetWindow()->GetChildren().Nth(fromId-1);
+ }
+
+ if (node && node->GetNext())
+ {
+ wxWindow* nextWindow = (wxWindow*) node->GetNext()->Data();
+ *toObject = nextWindow->GetOrCreateAccessible();
+ return wxACC_OK;
+ }
+ else
+ return wxACC_FALSE;
+ }
+ case wxNAVDIR_LEFT:
+ case wxNAVDIR_UP:
+ case wxNAVDIR_PREVIOUS:
+ {
+ wxWindowList::Node *node = NULL;
+ 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 = (wxWindowList::Node*) GetWindow()->GetChildren().Nth(fromId-1);
+ }
+
+ if (node && node->GetPrevious())
+ {
+ wxWindow* previousWindow = (wxWindow*) node->GetPrevious()->Data();
+ *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 = (wxWindow*) GetWindow()->GetChildren().Nth(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 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 childId, wxString* 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 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 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 childId, wxString* 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;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// 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;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Returns a localized string representing the value for the object
+// or child.
+wxAccStatus wxWindowAccessible::GetValue(int childId, wxString* strValue)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+// Selects the object or child.
+wxAccStatus wxWindowAccessible::Select(int childId, wxAccSelectionFlags 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* childId, wxAccessible** 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* selections)
+{
+ wxASSERT( GetWindow() != NULL );
+ if (!GetWindow())
+ return wxACC_FAIL;
+
+ return wxACC_NOT_IMPLEMENTED;
+}
+
+#endif // wxUSE_ACCESSIBILITY
projects / wxWidgets.git / blobdiff