/////////////////////////////////////////////////////////////////////////////
-// Name: common/dlgcmn.cpp
+// Name: src/common/dlgcmn.cpp
// Purpose: common (to all ports) wxDialog functions
// Author: Vadim Zeitlin
// Modified by:
// Created: 28.06.99
// RCS-ID: $Id$
// Copyright: (c) Vadim Zeitlin
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#if 0
-#ifdef __GNUG__
- #pragma implementation
-#endif
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#include "wx/dialog.h"
+
#ifndef WX_PRECOMP
- #include "wx/dialog.h"
+ #include "wx/app.h"
+ #include "wx/button.h"
#include "wx/dcclient.h"
#include "wx/intl.h"
#include "wx/settings.h"
#include "wx/stattext.h"
+ #include "wx/sizer.h"
+ #include "wx/containr.h"
+#endif
+
+#include "wx/statline.h"
+#include "wx/sysopt.h"
+#include "wx/module.h"
+#include "wx/bookctrl.h"
+#include "wx/scrolwin.h"
+#include "wx/textwrapper.h"
+
+#if wxUSE_DISPLAY
+#include "wx/display.h"
#endif
// ----------------------------------------------------------------------------
-// constants
+// wxDialogBase
// ----------------------------------------------------------------------------
-const long wxDialogBase::LAYOUT_X_MARGIN = 5;
-const long wxDialogBase::LAYOUT_Y_MARGIN = 5;
+BEGIN_EVENT_TABLE(wxDialogBase, wxTopLevelWindow)
+ EVT_BUTTON(wxID_ANY, wxDialogBase::OnButton)
-const long wxDialogBase::MARGIN_BETWEEN_BUTTONS = 3*LAYOUT_X_MARGIN;
+ EVT_CLOSE(wxDialogBase::OnCloseWindow)
-// ============================================================================
-// implementation
-// ============================================================================
+ 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
+ // undesirable and can lead to unexpected and hard to find bugs
+ SetExtraStyle(GetExtraStyle() | wxWS_EX_BLOCK_EVENTS);
+}
+
+wxWindow *wxDialogBase::CheckIfCanBeUsedAsParent(wxWindow *parent) const
+{
+ if ( !parent )
+ return NULL;
+
+ 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;
+ }
+
+ 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->IsShownOnScreen() )
+ {
+ // using hidden parent won't work correctly neither
+ return NULL;
+ }
+
+ // FIXME-VC6: this compiler requires an explicit const cast or it fails
+ // with error C2446
+ if ( const_cast<const wxWindow *>(parent) == this )
+ {
+ // not sure if this can really happen but it doesn't hurt to guard
+ // against this clearly invalid situation
+ return NULL;
+ }
+
+ return parent;
+}
+
+wxWindow *
+wxDialogBase::GetParentForModalDialog(wxWindow *parent, long style) 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 unless we
+ // were explicitly asked not to
+ if ( style & wxDIALOG_NO_PARENT )
+ return NULL;
+
+ // first try the given parent
+ if ( parent )
+ parent = CheckIfCanBeUsedAsParent(wxGetTopLevelParent(parent));
+
+ // then the currently active window
+ if ( !parent )
+ parent = CheckIfCanBeUsedAsParent(
+ wxGetTopLevelParent(wxGetActiveWindow()));
+
+ // and finally the application main window
+ if ( !parent )
+ parent = CheckIfCanBeUsedAsParent(wxTheApp->GetTopWindow());
+
+ return parent;
+}
+
+#if wxUSE_STATTEXT
+
+class wxTextSizerWrapper : public wxTextWrapper
+{
+public:
+ wxTextSizerWrapper(wxWindow *win)
+ {
+ m_win = win;
+ m_hLine = 0;
+ }
+
+ wxSizer *CreateSizer(const wxString& text, int widthMax)
+ {
+ m_sizer = new wxBoxSizer(wxVERTICAL);
+ Wrap(m_win, text, widthMax);
+ return m_sizer;
+ }
+
+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();
+
+ m_sizer->Add(5, m_hLine);
+ }
+ }
+
+private:
+ wxWindow *m_win;
+ wxSizer *m_sizer;
+ int m_hLine;
+};
+
+wxSizer *wxDialogBase::CreateTextSizer(const wxString& message)
+{
+ // I admit that this is complete bogus, but it makes
+ // message boxes work for pda screens temporarily..
+ int widthMax = -1;
+ const bool is_pda = wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA;
+ if (is_pda)
+ {
+ 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(wxT("&"), wxT("&&"));
+
+ wxTextSizerWrapper wrapper(this);
+
+ return wrapper.CreateSizer(text, widthMax);
+}
+
+#endif // wxUSE_STATTEXT
+
+wxSizer *wxDialogBase::CreateButtonSizer(long flags)
+{
+#ifdef __SMARTPHONE__
+ wxDialog* dialog = (wxDialog*) this;
+ if ( flags & wxOK )
+ dialog->SetLeftMenu(wxID_OK);
+
+ if ( flags & wxCANCEL )
+ dialog->SetRightMenu(wxID_CANCEL);
+
+ if ( flags & wxYES )
+ dialog->SetLeftMenu(wxID_YES);
+
+ if ( flags & wxNO )
+ dialog->SetRightMenu(wxID_NO);
+
+ return NULL;
+#else // !__SMARTPHONE__
+
+#if wxUSE_BUTTON
+
+#ifdef __POCKETPC__
+ // PocketPC guidelines recommend for Ok/Cancel dialogs to use OK button
+ // located inside caption bar and implement Cancel functionality through
+ // Undo outside dialog. As native behaviour this will be default here but
+ // can be replaced with real wxButtons by setting the option below to 1
+ if ( (flags & ~(wxCANCEL|wxNO_DEFAULT)) != wxOK ||
+ wxSystemOptions::GetOptionInt(wxT("wince.dialog.real-ok-cancel")) )
+#endif // __POCKETPC__
+ {
+ return CreateStdDialogButtonSizer(flags);
+ }
+#ifdef __POCKETPC__
+ return NULL;
+#endif // __POCKETPC__
+
+#else // !wxUSE_BUTTON
+ wxUnusedVar(flags);
+
+ return NULL;
+#endif // wxUSE_BUTTON/!wxUSE_BUTTON
+
+#endif // __SMARTPHONE__/!__SMARTPHONE__
+}
+
+wxSizer *wxDialogBase::CreateSeparatedButtonSizer(long flags)
+{
+ 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__)
+ wxBoxSizer *topsizer = new wxBoxSizer(wxVERTICAL);
+ topsizer->Add(new wxStaticLine(this),
+ wxSizerFlags().Expand().DoubleBorder(wxBOTTOM));
+ topsizer->Add(sizer, wxSizerFlags().Expand());
+ sizer = topsizer;
+#endif // wxUSE_STATLINE
+
+ return sizer;
+}
+
+#if wxUSE_BUTTON
+
+wxStdDialogButtonSizer *wxDialogBase::CreateStdDialogButtonSizer( long flags )
+{
+ wxStdDialogButtonSizer *sizer = new wxStdDialogButtonSizer();
+
+ wxButton *ok = NULL;
+ wxButton *yes = NULL;
+ wxButton *no = NULL;
+
+ if (flags & wxOK)
+ {
+ ok = new wxButton(this, wxID_OK);
+ sizer->AddButton(ok);
+ }
+
+ if (flags & wxCANCEL)
+ {
+ wxButton *cancel = new wxButton(this, wxID_CANCEL);
+ sizer->AddButton(cancel);
+ }
+
+ if (flags & wxYES)
+ {
+ yes = new wxButton(this, wxID_YES);
+ sizer->AddButton(yes);
+ }
+
+ if (flags & wxNO)
+ {
+ no = new wxButton(this, wxID_NO);
+ sizer->AddButton(no);
+ }
+
+ if (flags & wxAPPLY)
+ {
+ wxButton *apply = new wxButton(this, wxID_APPLY);
+ sizer->AddButton(apply);
+ }
+
+ if (flags & wxCLOSE)
+ {
+ wxButton *close = new wxButton(this, wxID_CLOSE);
+ sizer->AddButton(close);
+ }
+
+ if (flags & wxHELP)
+ {
+ wxButton *help = new wxButton(this, wxID_HELP);
+ sizer->AddButton(help);
+ }
+
+ if (flags & wxNO_DEFAULT)
+ {
+ if (no)
+ {
+ no->SetDefault();
+ no->SetFocus();
+ }
+ }
+ else
+ {
+ if (ok)
+ {
+ ok->SetDefault();
+ ok->SetFocus();
+ }
+ else if (yes)
+ {
+ yes->SetDefault();
+ yes->SetFocus();
+ }
+ }
+
+ if (flags & wxOK)
+ SetAffirmativeId(wxID_OK);
+ else if (flags & wxYES)
+ SetAffirmativeId(wxID_YES);
+
+ sizer->Realize();
+
+ return sizer;
+}
+
+#endif // wxUSE_BUTTON
// ----------------------------------------------------------------------------
-// dialog layout functions
+// standard buttons handling
// ----------------------------------------------------------------------------
-wxSize wxDialogBase::SplitTextMessage(const wxString& message,
- wxArrayString *lines)
+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::IsEscapeKey(const wxKeyEvent& event)
{
- wxClientDC dc(this);
- dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+ // for most platforms, Esc key is used to close the dialogs
+ return event.GetKeyCode() == WXK_ESCAPE &&
+ event.GetModifiers() == wxMOD_NONE;
+}
- wxString curLine;
- long height, width, heightTextMax = 0, widthTextMax = 0;
- for ( const wxChar *pc = message; ; pc++ )
+void wxDialogBase::OnCharHook(wxKeyEvent& event)
+{
+ if ( event.GetKeyCode() == WXK_ESCAPE )
{
- if ( *pc == _T('\n') || !*pc )
+ int idCancel = GetEscapeId();
+ switch ( idCancel )
{
-#if defined(__VISAGECPP__)
-// have two versions of this in wxWindowDC tp avoid function hiding
-// since there are two of these in wxDCBase, and in turn in wxDC.
-// VA cannot resolve this so:
- dc.GetTextExtent(curLine, &width, &height, NULL, NULL, NULL, FALSE);
+ 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;
+ }
+ }
+
+ 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().
+
+ // 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.
+
+ int idCancel = GetEscapeId();
+ if ( idCancel == wxID_NONE )
+ return;
+ if ( idCancel == wxID_ANY )
+ idCancel = wxID_CANCEL;
+
+ // 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);
+
+ wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, idCancel);
+ cancelEvent.SetEventObject( this );
+ GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
+
+ 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
- dc.GetTextExtent(curLine, &width, &height);
+#define wxEXTRA_DIALOG_HEIGHT 0
#endif
- if ( width > widthTextMax )
- widthTextMax = width;
- if ( height > heightTextMax )
- heightTextMax = height;
- lines->Add(curLine);
+/// 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;
+}
- if ( !*pc )
+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++)
{
- // the end of string
- break;
+ 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);
+ }
}
- curLine.Empty();
+ FitWithScrolling(dialog, windows);
}
else
+#endif // wxUSE_BOOKCTRL
{
- curLine += *pc;
+ // 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
+ {
+ delete buttonSizer;
+ buttonSizer = NULL;
+ }
+ }
+
+ 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);
}
}
- return wxSize(widthTextMax, heightTextMax);
+ 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;
}
-long wxDialogBase::CreateTextMessage(const wxArrayString& lines,
- const wxPoint& posText,
- const wxSize& sizeText)
+/// Find and remove the button sizer, if any
+wxSizer* wxStandardDialogLayoutAdapter::FindButtonSizer(bool stdButtonSizer, wxDialog* dialog, wxSizer* sizer, int& retBorder, int accumlatedBorder)
{
- wxStaticText *text;
- int y = posText.y;
- size_t nLineCount = lines.GetCount();
- for ( size_t nLine = 0; nLine < nLineCount; nLine++ )
+ for ( wxSizerItemList::compatibility_iterator node = sizer->GetChildren().GetFirst();
+ node; node = node->GetNext() )
{
- text = new wxStaticText(this, -1, lines[nLine],
- wxPoint(posText.x, y),
- sizeText);
- y += sizeText.GetHeight();
- }
+ 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;
+ }
+ }
- return y;
+ wxSizer* s = FindButtonSizer(stdButtonSizer, dialog, childSizer, retBorder, newBorder);
+ if (s)
+ return s;
+ }
+ }
+ return NULL;
}
-wxSize wxDialogBase::GetStandardButtonSize(bool hasCancel)
+/// Check if this sizer contains standard buttons, and so can be repositioned in the dialog
+bool wxStandardDialogLayoutAdapter::IsOrdinaryButtonSizer(wxDialog* dialog, wxBoxSizer* sizer)
{
-#if 0
- int wButton = 0;
- GetTextExtent(_("OK"), &wButton, NULL);
+ if (sizer->GetOrientation() != wxHORIZONTAL)
+ return false;
- if ( hasCancel )
+ for ( wxSizerItemList::compatibility_iterator node = sizer->GetChildren().GetFirst();
+ node; node = node->GetNext() )
{
- int width;
- GetTextExtent(_("Cancel"), &width, NULL);
- if ( width > wButton )
- wButton = width;
+ 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));
+}
- if ( wButton < 75 )
+/// 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)
{
- // the minimal acceptable width
- wButton = 75;
+ 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;
}
- else
+ return true;
+}
+
+/// 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)
{
- // the width of the button is not just the width of the label...
- wButton += 2*LAYOUT_X_MARGIN;
+ 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;
}
+}
- // a nice looking proportion
- int hButton = (wButton * 23) / 75;
+/// 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);
+}
- return wxSize(wButton, hButton);
+/// 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
- return wxButton::GetDefaultSize();
+ 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);
}
-void wxDialogBase::CreateStandardButtons(long wDialog,
- long y,
- long wButton,
- long hButton,
- bool hasCancel)
+// 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)
{
- // NB: create [Ok] first to get the right tab order
- wxButton *ok = (wxButton *) NULL;
- wxButton *cancel = (wxButton *) NULL;
+ return DoFitWithScrolling(dialog, scrolledWindow);
+}
- long x = wDialog / 2;
- if ( hasCancel )
- x -= MARGIN_BETWEEN_BUTTONS / 2 + wButton;
- else
- x -= wButton / 2;
+// 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;
- ok = new wxButton( this, wxID_OK, _("OK"),
- wxPoint(x, y),
- wxSize(wButton, hButton) );
+ sizer->SetSizeHints(dialog);
- if ( hasCancel )
+ wxSize windowSize, displaySize;
+ int scrollFlags = DoMustScroll(dialog, windowSize, displaySize);
+ int scrollBarSize = 20;
+
+ if (scrollFlags)
{
- x += MARGIN_BETWEEN_BUTTONS + wButton;
- cancel = new wxButton( this, wxID_CANCEL, _("Cancel"),
- wxPoint(x, y),
- wxSize(wButton, hButton) );
+ 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() );
}
- ok->SetDefault();
- ok->SetFocus();
+ return true;
}
-long wxDialogBase::GetStandardTextHeight()
+/*!
+ * Module to initialise standard adapter
+ */
+
+class wxDialogLayoutAdapterModule: public wxModule
{
- return (3*GetCharHeight()) / 2;
-}
+ 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)
projects / wxWidgets.git / blobdiff