X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8d22935dcb05670708c818ee01ca072f1792ff13..8fdbcf4de8eeff67ccfaf3deec833d203f112629:/src/common/dlgcmn.cpp?ds=inline diff --git a/src/common/dlgcmn.cpp b/src/common/dlgcmn.cpp index 5621cbc6a9..4c52be1cee 100644 --- a/src/common/dlgcmn.cpp +++ b/src/common/dlgcmn.cpp @@ -39,8 +39,77 @@ #include "wx/statline.h" #include "wx/sysopt.h" -#include "wx/private/stattext.h" +#include "wx/module.h" +#include "wx/bookctrl.h" +#include "wx/scrolwin.h" +#include "wx/textwrapper.h" +#include "wx/modalhook.h" + +#if wxUSE_DISPLAY +#include "wx/display.h" +#endif + +extern WXDLLEXPORT_DATA(const char) wxDialogNameStr[] = "dialog"; + +// ---------------------------------------------------------------------------- +// XTI +// ---------------------------------------------------------------------------- +wxDEFINE_FLAGS( wxDialogStyle ) +wxBEGIN_FLAGS( wxDialogStyle ) +// new style border flags, we put them first to +// use them for streaming out +wxFLAGS_MEMBER(wxBORDER_SIMPLE) +wxFLAGS_MEMBER(wxBORDER_SUNKEN) +wxFLAGS_MEMBER(wxBORDER_DOUBLE) +wxFLAGS_MEMBER(wxBORDER_RAISED) +wxFLAGS_MEMBER(wxBORDER_STATIC) +wxFLAGS_MEMBER(wxBORDER_NONE) + +// old style border flags +wxFLAGS_MEMBER(wxSIMPLE_BORDER) +wxFLAGS_MEMBER(wxSUNKEN_BORDER) +wxFLAGS_MEMBER(wxDOUBLE_BORDER) +wxFLAGS_MEMBER(wxRAISED_BORDER) +wxFLAGS_MEMBER(wxSTATIC_BORDER) +wxFLAGS_MEMBER(wxNO_BORDER) + +// standard window styles +wxFLAGS_MEMBER(wxTAB_TRAVERSAL) +wxFLAGS_MEMBER(wxCLIP_CHILDREN) + +// dialog styles +wxFLAGS_MEMBER(wxWS_EX_VALIDATE_RECURSIVELY) +wxFLAGS_MEMBER(wxSTAY_ON_TOP) +wxFLAGS_MEMBER(wxCAPTION) +#if WXWIN_COMPATIBILITY_2_6 +wxFLAGS_MEMBER(wxTHICK_FRAME) +#endif // WXWIN_COMPATIBILITY_2_6 +wxFLAGS_MEMBER(wxSYSTEM_MENU) +wxFLAGS_MEMBER(wxRESIZE_BORDER) +#if WXWIN_COMPATIBILITY_2_6 +wxFLAGS_MEMBER(wxRESIZE_BOX) +#endif // WXWIN_COMPATIBILITY_2_6 +wxFLAGS_MEMBER(wxCLOSE_BOX) +wxFLAGS_MEMBER(wxMAXIMIZE_BOX) +wxFLAGS_MEMBER(wxMINIMIZE_BOX) +wxEND_FLAGS( wxDialogStyle ) + +wxIMPLEMENT_DYNAMIC_CLASS_XTI(wxDialog, wxTopLevelWindow, "wx/dialog.h") + +wxBEGIN_PROPERTIES_TABLE(wxDialog) +wxPROPERTY( Title, wxString, SetTitle, GetTitle, wxString(), \ + 0 /*flags*/, wxT("Helpstring"), wxT("group")) + +wxPROPERTY_FLAGS( WindowStyle, wxDialogStyle, long, SetWindowStyleFlag, \ + GetWindowStyleFlag, wxEMPTY_PARAMETER_VALUE, 0 /*flags*/, \ + wxT("Helpstring"), wxT("group")) // style +wxEND_PROPERTIES_TABLE() + +wxEMPTY_HANDLERS_TABLE(wxDialog) + +wxCONSTRUCTOR_6( wxDialog, wxWindow*, Parent, wxWindowID, Id, \ + wxString, Title, wxPoint, Position, wxSize, Size, long, WindowStyle) // ---------------------------------------------------------------------------- // wxDialogBase @@ -54,11 +123,17 @@ BEGIN_EVENT_TABLE(wxDialogBase, wxTopLevelWindow) EVT_CHAR_HOOK(wxDialogBase::OnCharHook) END_EVENT_TABLE() +wxDialogLayoutAdapter* wxDialogBase::sm_layoutAdapter = NULL; +bool wxDialogBase::sm_layoutAdaptation = false; + void wxDialogBase::Init() { m_returnCode = 0; m_affirmativeId = wxID_OK; m_escapeId = wxID_ANY; + m_layoutAdaptationLevel = 3; + m_layoutAdaptationDone = FALSE; + m_layoutAdaptationMode = wxDIALOG_ADAPTATION_MODE_DEFAULT; // the dialogs have this flag on by default to prevent the events from the // dialog controls from reaching the parent frame which is usually @@ -66,77 +141,80 @@ void wxDialogBase::Init() SetExtraStyle(GetExtraStyle() | wxWS_EX_BLOCK_EVENTS); } -// helper of GetParentForModalDialog() -static bool CanBeUsedAsParent(wxWindow *parent) +wxWindow *wxDialogBase::CheckIfCanBeUsedAsParent(wxWindow *parent) const { - extern WXDLLIMPEXP_DATA_CORE(wxList) wxPendingDelete; + if ( !parent ) + return NULL; - return !parent->HasExtraStyle(wxWS_EX_TRANSIENT) && - parent->IsShownOnScreen() && - !wxPendingDelete.Member(parent) && - !parent->IsBeingDeleted(); -} + extern WXDLLIMPEXP_DATA_BASE(wxList) wxPendingDelete; + if ( wxPendingDelete.Member(parent) || parent->IsBeingDeleted() ) + { + // this window is being deleted and we shouldn't create any children + // under it + return NULL; + } -wxWindow *wxDialogBase::GetParentForModalDialog(wxWindow *parent) const -{ - // creating a parent-less modal dialog will result (under e.g. wxGTK2) - // in an unfocused dialog, so try to find a valid parent for it: - if ( parent ) - parent = wxGetTopLevelParent(parent); + if ( parent->HasExtraStyle(wxWS_EX_TRANSIENT) ) + { + // this window is not being deleted yet but it's going to disappear + // soon so still don't parent this window under it + return NULL; + } - if ( !parent || !CanBeUsedAsParent(parent) ) - parent = wxTheApp->GetTopWindow(); + if ( !parent->IsShownOnScreen() ) + { + // using hidden parent won't work correctly neither + return NULL; + } - if ( parent && !CanBeUsedAsParent(parent) ) + // FIXME-VC6: this compiler requires an explicit const cast or it fails + // with error C2446 + if ( const_cast(parent) == this ) { - // can't use this one, it's going to disappear - parent = NULL; + // not sure if this can really happen but it doesn't hurt to guard + // against this clearly invalid situation + return NULL; } return parent; } -#if wxUSE_STATTEXT - -class wxTextSizerWrapper : public wxTextWrapper +wxWindow * +wxDialogBase::GetParentForModalDialog(wxWindow *parent, long style) const { -public: - wxTextSizerWrapper(wxWindow *win) - { - m_win = win; - m_hLine = 0; - } + // creating a parent-less modal dialog will result (under e.g. wxGTK2) + // in an unfocused dialog, so try to find a valid parent for it unless we + // were explicitly asked not to + if ( style & wxDIALOG_NO_PARENT ) + return NULL; - wxSizer *CreateSizer(const wxString& text, int widthMax) - { - m_sizer = new wxBoxSizer(wxVERTICAL); - Wrap(m_win, text, widthMax); - return m_sizer; - } + // first try the given parent + if ( parent ) + parent = CheckIfCanBeUsedAsParent(wxGetTopLevelParent(parent)); -protected: - virtual void OnOutputLine(const wxString& line) - { - if ( !line.empty() ) - { - m_sizer->Add(new wxStaticText(m_win, wxID_ANY, line)); - } - else // empty line, no need to create a control for it - { - if ( !m_hLine ) - m_hLine = m_win->GetCharHeight(); + // then the currently active window + if ( !parent ) + parent = CheckIfCanBeUsedAsParent( + wxGetTopLevelParent(wxGetActiveWindow())); - m_sizer->Add(5, m_hLine); - } - } + // and finally the application main window + if ( !parent ) + parent = CheckIfCanBeUsedAsParent(wxTheApp->GetTopWindow()); -private: - wxWindow *m_win; - wxSizer *m_sizer; - int m_hLine; -}; + return parent; +} + +#if wxUSE_STATTEXT wxSizer *wxDialogBase::CreateTextSizer(const wxString& message) +{ + wxTextSizerWrapper wrapper(this); + + return CreateTextSizer(message, wrapper); +} + +wxSizer *wxDialogBase::CreateTextSizer(const wxString& message, + wxTextSizerWrapper& wrapper) { // I admit that this is complete bogus, but it makes // message boxes work for pda screens temporarily.. @@ -147,23 +225,13 @@ wxSizer *wxDialogBase::CreateTextSizer(const wxString& message) widthMax = wxSystemSettings::GetMetric( wxSYS_SCREEN_X ) - 25; } - // '&' is used as accel mnemonic prefix in the wxWidgets controls but in - // the static messages created by CreateTextSizer() (used by wxMessageBox, - // for example), we don't want this special meaning, so we need to quote it - wxString text(message); - text.Replace(_T("&"), _T("&&")); - - wxTextSizerWrapper wrapper(this); - - return wrapper.CreateSizer(text, widthMax); + return wrapper.CreateSizer(message, widthMax); } #endif // wxUSE_STATTEXT wxSizer *wxDialogBase::CreateButtonSizer(long flags) { - wxSizer *sizer = NULL; - #ifdef __SMARTPHONE__ wxDialog* dialog = (wxDialog*) this; if ( flags & wxOK ) @@ -177,6 +245,8 @@ wxSizer *wxDialogBase::CreateButtonSizer(long flags) if ( flags & wxNO ) dialog->SetRightMenu(wxID_NO); + + return NULL; #else // !__SMARTPHONE__ #if wxUSE_BUTTON @@ -190,23 +260,23 @@ wxSizer *wxDialogBase::CreateButtonSizer(long flags) wxSystemOptions::GetOptionInt(wxT("wince.dialog.real-ok-cancel")) ) #endif // __POCKETPC__ { - sizer = CreateStdDialogButtonSizer(flags); + return CreateStdDialogButtonSizer(flags); } +#ifdef __POCKETPC__ + return NULL; +#endif // __POCKETPC__ + #else // !wxUSE_BUTTON wxUnusedVar(flags); + + return NULL; #endif // wxUSE_BUTTON/!wxUSE_BUTTON #endif // __SMARTPHONE__/!__SMARTPHONE__ - - return sizer; } -wxSizer *wxDialogBase::CreateSeparatedButtonSizer(long flags) +wxSizer *wxDialogBase::CreateSeparatedSizer(wxSizer *sizer) { - wxSizer *sizer = CreateButtonSizer(flags); - if ( !sizer ) - return NULL; - // Mac Human Interface Guidelines recommend not to use static lines as // grouping elements #if wxUSE_STATLINE && !defined(__WXMAC__) @@ -220,6 +290,15 @@ wxSizer *wxDialogBase::CreateSeparatedButtonSizer(long flags) return sizer; } +wxSizer *wxDialogBase::CreateSeparatedButtonSizer(long flags) +{ + wxSizer *sizer = CreateButtonSizer(flags); + if ( !sizer ) + return NULL; + + return CreateSeparatedSizer(sizer); +} + #if wxUSE_BUTTON wxStdDialogButtonSizer *wxDialogBase::CreateStdDialogButtonSizer( long flags ) @@ -344,7 +423,7 @@ bool wxDialogBase::EmulateButtonClickIfPresent(int id) if ( !btn || !btn->IsEnabled() || !btn->IsShown() ) return false; - wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, id); + wxCommandEvent event(wxEVT_BUTTON, id); event.SetEventObject(btn); btn->GetEventHandler()->ProcessEvent(event); @@ -355,36 +434,49 @@ bool wxDialogBase::EmulateButtonClickIfPresent(int id) #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 - return event.GetKeyCode() == WXK_ESCAPE && - event.GetModifiers() == wxMOD_NONE; + // 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 ( event.GetKeyCode() == WXK_ESCAPE ) + if ( IsEscapeKey(event) ) { - int idCancel = GetEscapeId(); - switch ( idCancel ) + if ( SendCloseButtonClickEvent() ) { - case wxID_NONE: - // don't handle Esc specially at all - 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; - idCancel = GetAffirmativeId(); - // fall through - - default: - // translate Esc to button press for the button with given id - if ( EmulateButtonClickIfPresent(idCancel) ) - return; + // Skip the call to event.Skip() below, we did handle this key. + return; } } @@ -416,6 +508,41 @@ void wxDialogBase::OnButton(wxCommandEvent& event) } } +// ---------------------------------------------------------------------------- +// 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 // ---------------------------------------------------------------------------- @@ -423,17 +550,9 @@ void wxDialogBase::OnButton(wxCommandEvent& event) 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(). - - // Note that if a cancel button and handler aren't present in the dialog, - // nothing will happen when you close the dialog via the window manager, or - // via Close(). We wouldn't want to destroy the dialog by default, since - // the dialog may have been created on the stack. However, this does mean - // that calling dialog->Close() won't delete the dialog unless the handler - // for wxID_CANCEL does so. So use Destroy() if you want to be sure to - // destroy the dialog. The default OnCancel (above) simply ends a modal - // dialog, and hides a modeless 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; @@ -443,9 +562,17 @@ void wxDialogBase::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) closing.Append(this); - wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL); - cancelEvent.SetEventObject( this ); - GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog + 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); } @@ -459,3 +586,424 @@ void wxDialogBase::OnSysColourChanged(wxSysColourChangedEvent& event) 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; +} + +#endif // wxUSE_BUTTON + +/// Reparent the controls to the scrolled window +void wxStandardDialogLayoutAdapter::ReparentControls(wxWindow* parent, wxWindow* reparentTo, wxSizer* buttonSizer) +{ + DoReparentControls(parent, reparentTo, buttonSizer); +} + +void wxStandardDialogLayoutAdapter::DoReparentControls(wxWindow* parent, wxWindow* reparentTo, wxSizer* buttonSizer) +{ + wxWindowList::compatibility_iterator node = parent->GetChildren().GetFirst(); + while (node) + { + wxWindowList::compatibility_iterator next = node->GetNext(); + + wxWindow *win = node->GetData(); + + // Don't reparent the scrolled window or buttons in the button sizer + if (win != reparentTo && (!buttonSizer || !buttonSizer->GetItem(win))) + { + win->Reparent(reparentTo); +#ifdef __WXMSW__ + // Restore correct tab order + ::SetWindowPos((HWND) win->GetHWND(), HWND_BOTTOM, -1, -1, -1, -1, SWP_NOMOVE|SWP_NOSIZE); +#endif + } + + node = next; + } +} + +/// Find whether scrolling will be necessary for the dialog, returning wxVERTICAL, wxHORIZONTAL or both +int wxStandardDialogLayoutAdapter::MustScroll(wxDialog* dialog, wxSize& windowSize, wxSize& displaySize) +{ + return DoMustScroll(dialog, windowSize, displaySize); +} + +/// Find whether scrolling will be necessary for the dialog, returning wxVERTICAL, wxHORIZONTAL or both +int wxStandardDialogLayoutAdapter::DoMustScroll(wxDialog* dialog, wxSize& windowSize, wxSize& displaySize) +{ + wxSize minWindowSize = dialog->GetSizer()->GetMinSize(); + windowSize = dialog->GetSize(); + windowSize = wxSize(wxMax(windowSize.x, minWindowSize.x), wxMax(windowSize.y, minWindowSize.y)); +#if wxUSE_DISPLAY + displaySize = wxDisplay(wxDisplay::GetFromWindow(dialog)).GetClientArea().GetSize(); +#else + displaySize = wxGetClientDisplayRect().GetSize(); +#endif + + int flags = 0; + + if (windowSize.y >= (displaySize.y - wxEXTRA_DIALOG_HEIGHT)) + flags |= wxVERTICAL; + if (windowSize.x >= displaySize.x) + flags |= wxHORIZONTAL; + + return flags; +} + +// A function to fit the dialog around its contents, and then adjust for screen size. +// If scrolled windows are passed, scrolling is enabled in the required orientation(s). +bool wxStandardDialogLayoutAdapter::FitWithScrolling(wxDialog* dialog, wxWindowList& windows) +{ + return DoFitWithScrolling(dialog, windows); +} + +// A function to fit the dialog around its contents, and then adjust for screen size. +// If a scrolled window is passed, scrolling is enabled in the required orientation(s). +bool wxStandardDialogLayoutAdapter::FitWithScrolling(wxDialog* dialog, wxScrolledWindow* scrolledWindow) +{ + return DoFitWithScrolling(dialog, scrolledWindow); +} + +// A function to fit the dialog around its contents, and then adjust for screen size. +// If a scrolled window is passed, scrolling is enabled in the required orientation(s). +bool wxStandardDialogLayoutAdapter::DoFitWithScrolling(wxDialog* dialog, wxScrolledWindow* scrolledWindow) +{ + wxWindowList windows; + windows.Append(scrolledWindow); + return DoFitWithScrolling(dialog, windows); +} + +bool wxStandardDialogLayoutAdapter::DoFitWithScrolling(wxDialog* dialog, wxWindowList& windows) +{ + wxSizer* sizer = dialog->GetSizer(); + if (!sizer) + return false; + + sizer->SetSizeHints(dialog); + + wxSize windowSize, displaySize; + int scrollFlags = DoMustScroll(dialog, windowSize, displaySize); + int scrollBarSize = 20; + + if (scrollFlags) + { + int scrollBarExtraX = 0, scrollBarExtraY = 0; + bool resizeHorizontally = (scrollFlags & wxHORIZONTAL) != 0; + bool resizeVertically = (scrollFlags & wxVERTICAL) != 0; + + if (windows.GetCount() != 0) + { + // Allow extra for a scrollbar, assuming we resizing in one direction only. + if ((resizeVertically && !resizeHorizontally) && (windowSize.x < (displaySize.x - scrollBarSize))) + scrollBarExtraX = scrollBarSize; + if ((resizeHorizontally && !resizeVertically) && (windowSize.y < (displaySize.y - scrollBarSize))) + scrollBarExtraY = scrollBarSize; + } + + wxWindowList::compatibility_iterator node = windows.GetFirst(); + while (node) + { + wxWindow *win = node->GetData(); + wxScrolledWindow* scrolledWindow = wxDynamicCast(win, wxScrolledWindow); + if (scrolledWindow) + { + scrolledWindow->SetScrollRate(resizeHorizontally ? 10 : 0, resizeVertically ? 10 : 0); + + if (scrolledWindow->GetSizer()) + scrolledWindow->GetSizer()->Fit(scrolledWindow); + } + + node = node->GetNext(); + } + + wxSize limitTo = windowSize + wxSize(scrollBarExtraX, scrollBarExtraY); + if (resizeVertically) + limitTo.y = displaySize.y - wxEXTRA_DIALOG_HEIGHT; + if (resizeHorizontally) + limitTo.x = displaySize.x; + + dialog->SetMinSize(limitTo); + dialog->SetSize(limitTo); + + dialog->SetSizeHints( limitTo.x, limitTo.y, dialog->GetMaxWidth(), dialog->GetMaxHeight() ); + } + + return true; +} + +/*! + * Module to initialise standard adapter + */ + +class wxDialogLayoutAdapterModule: public wxModule +{ + DECLARE_DYNAMIC_CLASS(wxDialogLayoutAdapterModule) +public: + wxDialogLayoutAdapterModule() {} + virtual void OnExit() { delete wxDialogBase::SetLayoutAdapter(NULL); } + virtual bool OnInit() { wxDialogBase::SetLayoutAdapter(new wxStandardDialogLayoutAdapter); return true; } +}; + +IMPLEMENT_DYNAMIC_CLASS(wxDialogLayoutAdapterModule, wxModule)