// 3) Fixed ShowPage() bug on displaying bitmaps
// Robert Vazan (sizers)
// Created: 15.08.99
-// RCS-ID: $Id$
// Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#include "wx/statline.h"
+#include "wx/scrolwin.h"
#include "wx/wizard.h"
+#include "wx/dcmemory.h"
// ----------------------------------------------------------------------------
// wxWizardSizer
// event tables and such
// ----------------------------------------------------------------------------
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGED)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGING)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_CANCEL)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_FINISHED)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_HELP)
+wxDEFINE_EVENT( wxEVT_WIZARD_PAGE_CHANGED, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_PAGE_CHANGING, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_BEFORE_PAGE_CHANGED, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_CANCEL, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_FINISHED, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_HELP, wxWizardEvent );
+wxDEFINE_EVENT( wxEVT_WIZARD_PAGE_SHOWN, wxWizardEvent );
BEGIN_EVENT_TABLE(wxWizard, wxDialog)
EVT_BUTTON(wxID_CANCEL, wxWizard::OnCancel)
wxSize wxWizardSizer::GetMaxChildSize()
{
-#if !defined(__WXDEBUG__)
- if ( m_childSize.IsFullySpecified() )
- return m_childSize;
-#endif
-
wxSize maxOfMin;
for ( wxSizerItemList::compatibility_iterator childNode = m_children.GetFirst();
maxOfMin.IncTo(SiblingSize(child));
}
-#ifdef __WXDEBUG__
- if ( m_childSize.IsFullySpecified() && m_childSize != maxOfMin )
- {
- wxFAIL_MSG( _T("Size changed in wxWizard::GetPageAreaSizer()")
- _T("after RunWizard().\n")
- _T("Did you forget to call GetSizer()->Fit(this) ")
- _T("for some page?")) ;
-
- return m_childSize;
- }
-#endif // __WXDEBUG__
-
if ( m_owner->m_started )
{
m_childSize = maxOfMin;
void wxWizard::Init()
{
m_posWizard = wxDefaultPosition;
- m_page = (wxWizardPage *)NULL;
+ m_page = NULL;
m_btnPrev = m_btnNext = NULL;
m_statbmp = NULL;
m_sizerBmpAndPage = NULL;
m_started = false;
m_wasModal = false;
m_usingSizer = false;
+ m_bitmapBackgroundColour = *wxWHITE;
+ m_bitmapPlacement = 0;
+ m_bitmapMinimumWidth = 115;
}
bool wxWizard::Create(wxWindow *parent,
mainColumn->Add(
m_sizerBmpAndPage,
1, // Vertically stretchable
- wxEXPAND // Horizonal stretching, no border
+ wxEXPAND // Horizontal stretching, no border
);
mainColumn->Add(0,5,
0, // No vertical stretching
);
#if wxUSE_STATBMP
- if ( m_bitmap.Ok() )
+ if ( m_bitmap.IsOk() )
{
- m_statbmp = new wxStaticBitmap(this, wxID_ANY, m_bitmap);
+ wxSize bitmapSize(wxDefaultSize);
+ if (GetBitmapPlacement())
+ bitmapSize.x = GetMinimumBitmapWidth();
+
+ m_statbmp = new wxStaticBitmap(this, wxID_ANY, m_bitmap, wxDefaultPosition, bitmapSize);
m_sizerBmpAndPage->Add(
m_statbmp,
0, // No horizontal stretching
void wxWizard::AddBackNextPair(wxBoxSizer *buttonRow)
{
wxASSERT_MSG( m_btnNext && m_btnPrev,
- _T("You must create the buttons before calling ")
- _T("wxWizard::AddBackNextPair") );
-
- // margin between Back and Next buttons
-#ifdef __WXMAC__
- static const int BACKNEXT_MARGIN = 10;
-#else
- static const int BACKNEXT_MARGIN = 0;
-#endif
+ wxT("You must create the buttons before calling ")
+ wxT("wxWizard::AddBackNextPair") );
wxBoxSizer *backNextPair = new wxBoxSizer(wxHORIZONTAL);
buttonRow->Add(
);
backNextPair->Add(m_btnPrev);
- backNextPair->Add(BACKNEXT_MARGIN,0,
+ backNextPair->Add(10, 0,
0, // No horizontal stretching
wxEXPAND // No border, (mostly useless) vertical stretching
);
// to activate the 'next' button first (create the next button before the back button).
// The reason is: The user will repeatedly enter information in the wizard pages and then wants to
// press 'next'. If a user uses mostly the keyboard, he would have to skip the 'back' button
- // everytime. This is annoying. There is a second reason: RETURN acts as TAB. If the 'next'
+ // every time. This is annoying. There is a second reason: RETURN acts as TAB. If the 'next'
// button comes first in the TAB order, the user can enter information very fast using the RETURN
// key to TAB to the next entry field and page. This would not be possible, if the 'back' button
// was created before the 'next' button.
wxButton *btnHelp=0;
#ifdef __WXMAC__
if (GetExtraStyle() & wxWIZARD_EX_HELPBUTTON)
- btnHelp=new wxButton(this, wxID_HELP, _("&Help"), wxDefaultPosition, wxDefaultSize, buttonStyle);
+ btnHelp=new wxButton(this, wxID_HELP, wxEmptyString, wxDefaultPosition, wxDefaultSize, buttonStyle);
#endif
m_btnNext = new wxButton(this, wxID_FORWARD, _("&Next >"));
}
- // we'll use this to decide whether we have to change the label of this
- // button or not (initially the label is "Next")
- bool btnLabelWasNext = true;
-
// remember the old bitmap (if any) to compare with the new one later
wxBitmap bmpPrev;
m_page->Hide();
- btnLabelWasNext = HasNextPage(m_page);
-
bmpPrev = m_page->GetBitmap();
if ( !m_usingSizer )
m_sizerBmpAndPage->Detach(m_page);
}
- // set the new page
- m_page = page;
-
// is this the end?
- if ( !m_page )
+ if ( !page )
{
// terminate successfully
if ( IsModal() )
// and notify the user code (this is especially useful for modeless
// wizards)
- wxWizardEvent event(wxEVT_WIZARD_FINISHED, GetId(), false, 0);
+ wxWizardEvent event(wxEVT_WIZARD_FINISHED, GetId(), false, m_page);
(void)GetEventHandler()->ProcessEvent(event);
+ m_page = NULL;
+
return true;
}
+ // notice that we change m_page only here so that wxEVT_WIZARD_FINISHED
+ // event above could still use the correct (i.e. old) value of m_page
+ m_page = page;
+
// position and show the new page
(void)m_page->TransferDataToWindow();
#if wxUSE_STATBMP
// update the bitmap if:it changed
+ wxBitmap bmp;
if ( m_statbmp )
{
- wxBitmap bmp = m_page->GetBitmap();
- if ( !bmp.Ok() )
+ bmp = m_page->GetBitmap();
+ if ( !bmp.IsOk() )
bmp = m_bitmap;
- if ( !bmpPrev.Ok() )
+ if ( !bmpPrev.IsOk() )
bmpPrev = m_bitmap;
- if ( !bmp.IsSameAs(bmpPrev) )
- m_statbmp->SetBitmap(bmp);
+ if (!GetBitmapPlacement())
+ {
+ if ( !bmp.IsSameAs(bmpPrev) )
+ m_statbmp->SetBitmap(bmp);
+ }
}
#endif // wxUSE_STATBMP
// and update the buttons state
m_btnPrev->Enable(HasPrevPage(m_page));
- bool hasNext = HasNextPage(m_page);
- if ( btnLabelWasNext != hasNext )
- {
- if ( hasNext )
- m_btnNext->SetLabel(_("&Next >"));
- else
- m_btnNext->SetLabel(_("&Finish"));
- }
- // nothing to do: the label was already correct
+ const bool hasNext = HasNextPage(m_page);
+ const wxString label = hasNext ? _("&Next >") : _("&Finish");
+ if ( label != m_btnNext->GetLabel() )
+ m_btnNext->SetLabel(label);
m_btnNext->SetDefault();
{
m_started = true;
- if ( wxSystemSettings::GetScreenType() > wxSYS_SCREEN_PDA )
- {
- GetSizer()->SetSizeHints(this);
- if ( m_posWizard == wxDefaultPosition )
- CentreOnScreen();
- }
+ DoWizardLayout();
+ }
+
+ if (GetBitmapPlacement() && m_statbmp)
+ {
+ ResizeBitmap(bmp);
+
+ if ( !bmp.IsSameAs(bmpPrev) )
+ m_statbmp->SetBitmap(bmp);
+
+ if (m_usingSizer)
+ m_sizerPage->RecalcSizes();
}
+ wxWizardEvent pageShownEvent(wxEVT_WIZARD_PAGE_SHOWN, GetId(),
+ goingForward, m_page);
+ m_page->GetEventHandler()->ProcessEvent(pageShownEvent);
+
return true;
}
+/// Do fit, and adjust to screen size if necessary
+void wxWizard::DoWizardLayout()
+{
+ if ( wxSystemSettings::GetScreenType() > wxSYS_SCREEN_PDA )
+ {
+ if (CanDoLayoutAdaptation())
+ DoLayoutAdaptation();
+ else
+ GetSizer()->SetSizeHints(this);
+
+ if ( m_posWizard == wxDefaultPosition )
+ CentreOnScreen();
+ }
+
+ SetLayoutAdaptationDone(true);
+}
+
bool wxWizard::RunWizard(wxWizardPage *firstPage)
{
wxCHECK_MSG( firstPage, false, wxT("can't run empty wizard") );
(event.GetEventObject() == m_btnPrev),
wxT("unknown button") );
- wxCHECK_RET( m_page, _T("should have a valid current page") );
+ wxCHECK_RET( m_page, wxT("should have a valid current page") );
// ask the current page first: notice that we do it before calling
- // GetNext/Prev() because the data transfered from the controls of the page
+ // GetNext/Prev() because the data transferred from the controls of the page
// may change the value returned by these methods
if ( !m_page->Validate() || !m_page->TransferDataFromWindow() )
{
bool forward = event.GetEventObject() == m_btnNext;
+ // Give the application a chance to set state which may influence GetNext()/GetPrev()
+ wxWizardEvent eventPreChanged(wxEVT_WIZARD_BEFORE_PAGE_CHANGED, GetId(), forward, m_page);
+ (void)m_page->GetEventHandler()->ProcessEvent(eventPreChanged);
+
+ if (!eventPreChanged.IsAllowed())
+ return;
+
wxWizardPage *page;
if ( forward )
{
}
}
+void wxWizard::SetBitmap(const wxBitmap& bitmap)
+{
+ m_bitmap = bitmap;
+ if (m_statbmp)
+ m_statbmp->SetBitmap(m_bitmap);
+}
+
// ----------------------------------------------------------------------------
// wxWizardEvent
// ----------------------------------------------------------------------------
m_page = page;
}
+/// Do the adaptation
+bool wxWizard::DoLayoutAdaptation()
+{
+ wxWindowList windows;
+ wxWindowList pages;
+
+ // Make all the pages (that use sizers) scrollable
+ for ( wxSizerItemList::compatibility_iterator node = m_sizerPage->GetChildren().GetFirst(); node; node = node->GetNext() )
+ {
+ wxSizerItem * const item = node->GetData();
+ if ( item->IsWindow() )
+ {
+ wxWizardPage* page = wxDynamicCast(item->GetWindow(), wxWizardPage);
+ if (page)
+ {
+ while (page)
+ {
+ if (!pages.Find(page) && page->GetSizer())
+ {
+ // Create a scrolled window and reparent
+ wxScrolledWindow* scrolledWindow = new wxScrolledWindow(page, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL|wxVSCROLL|wxHSCROLL|wxBORDER_NONE);
+ 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);
+
+ wxStandardDialogLayoutAdapter::DoReparentControls(page, scrolledWindow);
+
+ pages.Append(page);
+ windows.Append(scrolledWindow);
+ }
+ page = page->GetNext();
+ }
+ }
+ }
+ }
+
+ wxStandardDialogLayoutAdapter::DoFitWithScrolling(this, windows);
+
+ // Size event doesn't get sent soon enough on wxGTK
+ DoLayout();
+
+ SetLayoutAdaptationDone(true);
+
+ return true;
+}
+
+bool wxWizard::ResizeBitmap(wxBitmap& bmp)
+{
+ if (!GetBitmapPlacement())
+ return false;
+
+ if (bmp.IsOk())
+ {
+ wxSize pageSize = m_sizerPage->GetSize();
+ if (pageSize == wxSize(0,0))
+ pageSize = GetPageSize();
+ int bitmapWidth = wxMax(bmp.GetWidth(), GetMinimumBitmapWidth());
+ int bitmapHeight = pageSize.y;
+
+ if (!m_statbmp->GetBitmap().IsOk() || m_statbmp->GetBitmap().GetHeight() != bitmapHeight)
+ {
+ wxBitmap bitmap(bitmapWidth, bitmapHeight);
+ {
+ wxMemoryDC dc;
+ dc.SelectObject(bitmap);
+ dc.SetBackground(wxBrush(m_bitmapBackgroundColour));
+ dc.Clear();
+
+ if (GetBitmapPlacement() & wxWIZARD_TILE)
+ {
+ TileBitmap(wxRect(0, 0, bitmapWidth, bitmapHeight), dc, bmp);
+ }
+ else
+ {
+ int x, y;
+
+ if (GetBitmapPlacement() & wxWIZARD_HALIGN_LEFT)
+ x = 0;
+ else if (GetBitmapPlacement() & wxWIZARD_HALIGN_RIGHT)
+ x = bitmapWidth - bmp.GetWidth();
+ else
+ x = (bitmapWidth - bmp.GetWidth())/2;
+
+ if (GetBitmapPlacement() & wxWIZARD_VALIGN_TOP)
+ y = 0;
+ else if (GetBitmapPlacement() & wxWIZARD_VALIGN_BOTTOM)
+ y = bitmapHeight - bmp.GetHeight();
+ else
+ y = (bitmapHeight - bmp.GetHeight())/2;
+
+ dc.DrawBitmap(bmp, x, y, true);
+ dc.SelectObject(wxNullBitmap);
+ }
+ }
+
+ bmp = bitmap;
+ }
+ }
+
+ return true;
+}
+
+bool wxWizard::TileBitmap(const wxRect& rect, wxDC& dc, const wxBitmap& bitmap)
+{
+ int w = bitmap.GetWidth();
+ int h = bitmap.GetHeight();
+
+ wxMemoryDC dcMem;
+
+ dcMem.SelectObjectAsSource(bitmap);
+
+ int i, j;
+ for (i = rect.x; i < rect.x + rect.width; i += w)
+ {
+ for (j = rect.y; j < rect.y + rect.height; j+= h)
+ dc.Blit(i, j, bitmap.GetWidth(), bitmap.GetHeight(), & dcMem, 0, 0);
+ }
+ dcMem.SelectObject(wxNullBitmap);
+
+ return true;
+}
+
#endif // wxUSE_WIZARDDLG
projects / wxWidgets.git / blobdiff