+#endif // wxUSE_BUTTON
+
+// ----------------------------------------------------------------------------
+// standard buttons handling
+// ----------------------------------------------------------------------------
+
+void wxDialogBase::EndDialog(int rc)
+{
+ if ( IsModal() )
+ EndModal(rc);
+ else
+ Hide();
+}
+
+void wxDialogBase::AcceptAndClose()
+{
+ if ( Validate() && TransferDataFromWindow() )
+ {
+ EndDialog(m_affirmativeId);
+ }
+}
+
+void wxDialogBase::SetAffirmativeId(int affirmativeId)
+{
+ m_affirmativeId = affirmativeId;
+}
+
+void wxDialogBase::SetEscapeId(int escapeId)
+{
+ m_escapeId = escapeId;
+}
+
+bool wxDialogBase::EmulateButtonClickIfPresent(int id)
+{
+#if wxUSE_BUTTON
+ wxButton *btn = wxDynamicCast(FindWindow(id), wxButton);
+
+ if ( !btn || !btn->IsEnabled() || !btn->IsShown() )
+ return false;
+
+ wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, id);
+ event.SetEventObject(btn);
+ btn->GetEventHandler()->ProcessEvent(event);
+
+ return true;
+#else // !wxUSE_BUTTON
+ wxUnusedVar(id);
+ return false;
+#endif // wxUSE_BUTTON/!wxUSE_BUTTON
+}
+
+bool wxDialogBase::SendCloseButtonClickEvent()
+{
+ int idCancel = GetEscapeId();
+ switch ( idCancel )
+ {
+ case wxID_NONE:
+ // The user doesn't want this dialog to close "implicitly".
+ break;
+
+ case wxID_ANY:
+ // this value is special: it means translate Esc to wxID_CANCEL
+ // but if there is no such button, then fall back to wxID_OK
+ if ( EmulateButtonClickIfPresent(wxID_CANCEL) )
+ return true;
+ idCancel = GetAffirmativeId();
+ // fall through
+
+ default:
+ // translate Esc to button press for the button with given id
+ if ( EmulateButtonClickIfPresent(idCancel) )
+ return true;
+ }
+
+ return false;
+}
+
+bool wxDialogBase::IsEscapeKey(const wxKeyEvent& event)
+{
+ // For most platforms, Esc key is used to close the dialogs.
+ //
+ // Notice that we intentionally don't check for modifiers here, Shift-Esc,
+ // Alt-Esc and so on still close the dialog, typically.
+ return event.GetKeyCode() == WXK_ESCAPE;
+}
+
+void wxDialogBase::OnCharHook(wxKeyEvent& event)
+{
+ if ( IsEscapeKey(event) )
+ {
+ if ( SendCloseButtonClickEvent() )
+ {
+ // Skip the call to event.Skip() below, we did handle this key.
+ return;
+ }
+ }
+
+ event.Skip();
+}
+
+void wxDialogBase::OnButton(wxCommandEvent& event)
+{
+ const int id = event.GetId();
+ if ( id == GetAffirmativeId() )
+ {
+ AcceptAndClose();
+ }
+ else if ( id == wxID_APPLY )
+ {
+ if ( Validate() )
+ TransferDataFromWindow();
+
+ // TODO: disable the Apply button until things change again
+ }
+ else if ( id == GetEscapeId() ||
+ (id == wxID_CANCEL && GetEscapeId() == wxID_ANY) )
+ {
+ EndDialog(wxID_CANCEL);
+ }
+ else // not a standard button
+ {
+ event.Skip();
+ }
+}
+
+// ----------------------------------------------------------------------------
+// compatibility methods for supporting the modality API
+// ----------------------------------------------------------------------------
+
+wxDEFINE_EVENT( wxEVT_WINDOW_MODAL_DIALOG_CLOSED , wxWindowModalDialogEvent );
+
+IMPLEMENT_DYNAMIC_CLASS(wxWindowModalDialogEvent, wxCommandEvent)
+
+void wxDialogBase::ShowWindowModal ()
+{
+ ShowModal();
+ SendWindowModalDialogEvent ( wxEVT_WINDOW_MODAL_DIALOG_CLOSED );
+}
+
+void wxDialogBase::SendWindowModalDialogEvent ( wxEventType type )
+{
+ wxWindowModalDialogEvent event ( type, GetId());
+ event.SetEventObject(this);
+
+ if ( !GetEventHandler()->ProcessEvent(event) )
+ {
+ // the event is not propagated upwards to the parent automatically
+ // because the dialog is a top level window, so do it manually as
+ // in 9 cases of 10 the message must be processed by the dialog
+ // owner and not the dialog itself
+ (void)GetParent()->GetEventHandler()->ProcessEvent(event);
+ }
+}
+
+
+wxDialogModality wxDialogBase::GetModality() const
+{
+ return IsModal() ? wxDIALOG_MODALITY_APP_MODAL : wxDIALOG_MODALITY_NONE;
+}
+
+// ----------------------------------------------------------------------------
+// other event handlers
+// ----------------------------------------------------------------------------
+
+void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
+{
+ // We'll send a Cancel message by default, which may close the dialog.
+
+ // Check for looping if the Cancel event handler calls Close().
+ //
+ // VZ: this is horrible and MT-unsafe. Can't we reuse some of these global
+ // lists here? don't dare to change it now, but should be done later!
+ static wxList closing;
+
+ if ( closing.Member(this) )
+ return;
+
+ closing.Append(this);
+
+ if ( !SendCloseButtonClickEvent() )
+ {
+ // If the handler didn't close the dialog (e.g. because there is no
+ // button with matching id) we still want to close it when the user
+ // clicks the "x" button in the title bar, otherwise we shouldn't even
+ // have put it there.
+ //
+ // Notice that using wxID_CLOSE might have been a better choice but we
+ // use wxID_CANCEL for compatibility reasons.
+ EndDialog(wxID_CANCEL);
+ }
+
+ closing.DeleteObject(this);
+}
+
+void wxDialogBase::OnSysColourChanged(wxSysColourChangedEvent& event)
+{
+#ifndef __WXGTK__
+ SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
+ Refresh();
+#endif
+
+ event.Skip();
+}
+
+/// Do the adaptation
+bool wxDialogBase::DoLayoutAdaptation()
+{
+ if (GetLayoutAdapter())
+ {
+ wxWindow* focusWindow = wxFindFocusDescendant(this); // from event.h
+ if (GetLayoutAdapter()->DoLayoutAdaptation((wxDialog*) this))
+ {
+ if (focusWindow)
+ focusWindow->SetFocus();
+ return true;
+ }
+ else
+ return false;
+ }
+ else
+ return false;
+}
+
+/// Can we do the adaptation?
+bool wxDialogBase::CanDoLayoutAdaptation()
+{
+ // Check if local setting overrides the global setting
+ bool layoutEnabled = (GetLayoutAdaptationMode() == wxDIALOG_ADAPTATION_MODE_ENABLED) || (IsLayoutAdaptationEnabled() && (GetLayoutAdaptationMode() != wxDIALOG_ADAPTATION_MODE_DISABLED));
+
+ return (layoutEnabled && !m_layoutAdaptationDone && GetLayoutAdaptationLevel() != 0 && GetLayoutAdapter() != NULL && GetLayoutAdapter()->CanDoLayoutAdaptation((wxDialog*) this));
+}
+
+/// Set scrolling adapter class, returning old adapter
+wxDialogLayoutAdapter* wxDialogBase::SetLayoutAdapter(wxDialogLayoutAdapter* adapter)
+{
+ wxDialogLayoutAdapter* oldLayoutAdapter = sm_layoutAdapter;
+ sm_layoutAdapter = adapter;
+ return oldLayoutAdapter;
+}
+
+/*!
+ * Standard adapter
+ */
+
+IMPLEMENT_CLASS(wxDialogLayoutAdapter, wxObject)
+
+IMPLEMENT_CLASS(wxStandardDialogLayoutAdapter, wxDialogLayoutAdapter)
+
+// Allow for caption size on wxWidgets < 2.9
+#if defined(__WXGTK__) && !wxCHECK_VERSION(2,9,0)
+#define wxEXTRA_DIALOG_HEIGHT 30
+#else
+#define wxEXTRA_DIALOG_HEIGHT 0
+#endif
+
+/// Indicate that adaptation should be done
+bool wxStandardDialogLayoutAdapter::CanDoLayoutAdaptation(wxDialog* dialog)
+{
+ if (dialog->GetSizer())
+ {
+ wxSize windowSize, displaySize;
+ return MustScroll(dialog, windowSize, displaySize) != 0;
+ }
+ else
+ return false;
+}
+
+bool wxStandardDialogLayoutAdapter::DoLayoutAdaptation(wxDialog* dialog)
+{
+ if (dialog->GetSizer())
+ {
+#if wxUSE_BOOKCTRL
+ wxBookCtrlBase* bookContentWindow = wxDynamicCast(dialog->GetContentWindow(), wxBookCtrlBase);
+
+ if (bookContentWindow)
+ {
+ // If we have a book control, make all the pages (that use sizers) scrollable
+ wxWindowList windows;
+ for (size_t i = 0; i < bookContentWindow->GetPageCount(); i++)
+ {
+ wxWindow* page = bookContentWindow->GetPage(i);
+
+ wxScrolledWindow* scrolledWindow = wxDynamicCast(page, wxScrolledWindow);
+ if (scrolledWindow)
+ windows.Append(scrolledWindow);
+ else if (!scrolledWindow && page->GetSizer())
+ {
+ // Create a scrolled window and reparent
+ scrolledWindow = CreateScrolledWindow(page);
+ wxSizer* oldSizer = page->GetSizer();
+
+ wxSizer* newSizer = new wxBoxSizer(wxVERTICAL);
+ newSizer->Add(scrolledWindow,1, wxEXPAND, 0);
+
+ page->SetSizer(newSizer, false /* don't delete the old sizer */);
+
+ scrolledWindow->SetSizer(oldSizer);
+
+ ReparentControls(page, scrolledWindow);
+
+ windows.Append(scrolledWindow);
+ }
+ }
+
+ FitWithScrolling(dialog, windows);
+ }
+ else
+#endif // wxUSE_BOOKCTRL
+ {
+#if wxUSE_BUTTON
+ // If we have an arbitrary dialog, create a scrolling area for the main content, and a button sizer
+ // for the main buttons.
+ wxScrolledWindow* scrolledWindow = CreateScrolledWindow(dialog);
+
+ int buttonSizerBorder = 0;
+
+ // First try to find a wxStdDialogButtonSizer
+ wxSizer* buttonSizer = FindButtonSizer(true /* find std button sizer */, dialog, dialog->GetSizer(), buttonSizerBorder);
+
+ // Next try to find a wxBoxSizer containing the controls
+ if (!buttonSizer && dialog->GetLayoutAdaptationLevel() > wxDIALOG_ADAPTATION_STANDARD_SIZER)
+ buttonSizer = FindButtonSizer(false /* find ordinary sizer */, dialog, dialog->GetSizer(), buttonSizerBorder);
+
+ // If we still don't have a button sizer, collect any 'loose' buttons in the layout
+ if (!buttonSizer && dialog->GetLayoutAdaptationLevel() > wxDIALOG_ADAPTATION_ANY_SIZER)
+ {
+ int count = 0;
+ wxStdDialogButtonSizer* stdButtonSizer = new wxStdDialogButtonSizer;
+ buttonSizer = stdButtonSizer;
+
+ FindLooseButtons(dialog, stdButtonSizer, dialog->GetSizer(), count);
+ if (count > 0)
+ stdButtonSizer->Realize();
+ else
+ {
+ wxDELETE(buttonSizer);
+ }
+ }
+
+ if (buttonSizerBorder == 0)
+ buttonSizerBorder = 5;
+
+ ReparentControls(dialog, scrolledWindow, buttonSizer);
+
+ wxBoxSizer* newTopSizer = new wxBoxSizer(wxVERTICAL);
+ wxSizer* oldSizer = dialog->GetSizer();
+
+ dialog->SetSizer(newTopSizer, false /* don't delete old sizer */);
+
+ newTopSizer->Add(scrolledWindow, 1, wxEXPAND|wxALL, 0);
+ if (buttonSizer)
+ newTopSizer->Add(buttonSizer, 0, wxEXPAND|wxALL, buttonSizerBorder);
+
+ scrolledWindow->SetSizer(oldSizer);
+
+ FitWithScrolling(dialog, scrolledWindow);
+#endif // wxUSE_BUTTON
+ }
+ }
+
+ dialog->SetLayoutAdaptationDone(true);
+ return true;
+}
+
+// Create the scrolled window
+wxScrolledWindow* wxStandardDialogLayoutAdapter::CreateScrolledWindow(wxWindow* parent)
+{
+ wxScrolledWindow* scrolledWindow = new wxScrolledWindow(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL|wxVSCROLL|wxHSCROLL|wxBORDER_NONE);
+ return scrolledWindow;
+}
+
+#if wxUSE_BUTTON
+
+/// Find and remove the button sizer, if any
+wxSizer* wxStandardDialogLayoutAdapter::FindButtonSizer(bool stdButtonSizer, wxDialog* dialog, wxSizer* sizer, int& retBorder, int accumlatedBorder)
+{
+ for ( wxSizerItemList::compatibility_iterator node = sizer->GetChildren().GetFirst();
+ node; node = node->GetNext() )
+ {
+ wxSizerItem *item = node->GetData();
+ wxSizer *childSizer = item->GetSizer();
+
+ if ( childSizer )
+ {
+ int newBorder = accumlatedBorder;
+ if (item->GetFlag() & wxALL)
+ newBorder += item->GetBorder();
+
+ if (stdButtonSizer) // find wxStdDialogButtonSizer
+ {
+ wxStdDialogButtonSizer* buttonSizer = wxDynamicCast(childSizer, wxStdDialogButtonSizer);
+ if (buttonSizer)
+ {
+ sizer->Detach(childSizer);
+ retBorder = newBorder;
+ return buttonSizer;
+ }
+ }
+ else // find a horizontal box sizer containing standard buttons
+ {
+ wxBoxSizer* buttonSizer = wxDynamicCast(childSizer, wxBoxSizer);
+ if (buttonSizer && IsOrdinaryButtonSizer(dialog, buttonSizer))
+ {
+ sizer->Detach(childSizer);
+ retBorder = newBorder;
+ return buttonSizer;
+ }
+ }
+
+ wxSizer* s = FindButtonSizer(stdButtonSizer, dialog, childSizer, retBorder, newBorder);
+ if (s)
+ return s;
+ }
+ }
+ return NULL;
+}
+
+/// Check if this sizer contains standard buttons, and so can be repositioned in the dialog
+bool wxStandardDialogLayoutAdapter::IsOrdinaryButtonSizer(wxDialog* dialog, wxBoxSizer* sizer)
+{
+ if (sizer->GetOrientation() != wxHORIZONTAL)
+ return false;
+
+ for ( wxSizerItemList::compatibility_iterator node = sizer->GetChildren().GetFirst();
+ node; node = node->GetNext() )
+ {
+ wxSizerItem *item = node->GetData();
+ wxButton *childButton = wxDynamicCast(item->GetWindow(), wxButton);
+
+ if (childButton && IsStandardButton(dialog, childButton))
+ return true;
+ }
+ return false;
+}
+
+/// Check if this is a standard button
+bool wxStandardDialogLayoutAdapter::IsStandardButton(wxDialog* dialog, wxButton* button)
+{
+ wxWindowID id = button->GetId();
+
+ return (id == wxID_OK || id == wxID_CANCEL || id == wxID_YES || id == wxID_NO || id == wxID_SAVE ||
+ id == wxID_APPLY || id == wxID_HELP || id == wxID_CONTEXT_HELP || dialog->IsMainButtonId(id));
+}
+
+/// Find 'loose' main buttons in the existing layout and add them to the standard dialog sizer
+bool wxStandardDialogLayoutAdapter::FindLooseButtons(wxDialog* dialog, wxStdDialogButtonSizer* buttonSizer, wxSizer* sizer, int& count)
+{
+ wxSizerItemList::compatibility_iterator node = sizer->GetChildren().GetFirst();
+ while (node)
+ {
+ wxSizerItemList::compatibility_iterator next = node->GetNext();
+ wxSizerItem *item = node->GetData();
+ wxSizer *childSizer = item->GetSizer();
+ wxButton *childButton = wxDynamicCast(item->GetWindow(), wxButton);
+
+ if (childButton && IsStandardButton(dialog, childButton))
+ {
+ sizer->Detach(childButton);
+ buttonSizer->AddButton(childButton);
+ count ++;
+ }
+
+ if (childSizer)
+ FindLooseButtons(dialog, buttonSizer, childSizer, count);
+
+ node = next;
+ }
+ return true;
+}
projects / wxWidgets.git / blobdiff