// Name: generic/wizard.cpp
// Purpose: generic implementation of wxWizard class
// Author: Vadim Zeitlin
-// Modified by:
+// Modified by: Robert Cavanaugh
+// 1) Added capability for wxWizardPage to accept resources
+// 2) Added "Help" button handler stub
+// 3) Fixed ShowPage() bug on displaying bitmaps
// Created: 15.08.99
// RCS-ID: $Id$
// Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// ----------------------------------------------------------------------------
#ifdef __GNUG__
- #pragma implementation ".h"
+ #pragma implementation "wizardg.h"
#endif
// For compilers that support precompilation, includes "wx.h".
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_HELP)
BEGIN_EVENT_TABLE(wxWizard, wxDialog)
EVT_BUTTON(wxID_CANCEL, wxWizard::OnCancel)
- EVT_BUTTON(-1, wxWizard::OnBackOrNext)
+ EVT_BUTTON(wxID_BACKWARD, wxWizard::OnBackOrNext)
+ EVT_BUTTON(wxID_FORWARD, wxWizard::OnBackOrNext)
+ EVT_BUTTON(wxID_HELP, wxWizard::OnHelp)
+
+ EVT_WIZARD_PAGE_CHANGED(-1, wxWizard::OnWizEvent)
+ EVT_WIZARD_PAGE_CHANGING(-1, wxWizard::OnWizEvent)
+ EVT_WIZARD_CANCEL(-1, wxWizard::OnWizEvent)
+ EVT_WIZARD_HELP(-1, wxWizard::OnWizEvent)
END_EVENT_TABLE()
IMPLEMENT_DYNAMIC_CLASS(wxWizard, wxDialog)
// wxWizardPage
// ----------------------------------------------------------------------------
-wxWizardPage::wxWizardPage(wxWizard *parent, const wxBitmap& bitmap)
- : wxPanel(parent), m_bitmap(bitmap)
+void wxWizardPage::Init()
{
+ m_bitmap = wxNullBitmap;
+}
+
+wxWizardPage::wxWizardPage(wxWizard *parent,
+ const wxBitmap& bitmap,
+ const wxChar *resource)
+{
+ Create(parent, bitmap, resource);
+}
+
+bool wxWizardPage::Create(wxWizard *parent,
+ const wxBitmap& bitmap,
+ const wxChar *resource)
+{
+ if ( !wxPanel::Create(parent, -1) )
+ return FALSE;
+
+ if ( resource != NULL )
+ {
+#if wxUSE_WX_RESOURCES
+ if ( !LoadFromResource(this, resource) )
+ {
+ wxFAIL_MSG(wxT("wxWizardPage LoadFromResource failed!!!!"));
+ }
+#endif // wxUSE_RESOURCES
+ }
+
+ m_bitmap = bitmap;
+
// initially the page is hidden, it's shown only when it becomes current
Hide();
+
+ return TRUE;
}
// ----------------------------------------------------------------------------
{
m_posWizard = pos;
m_bitmap = bitmap ;
+
// just create the dialog itself here, the controls will be created in
// DoCreateControls() called later when we know our final size
m_page = (wxWizardPage *)NULL;
x -= sizeBtn.x;
x -= BUTTON_MARGIN ;
- (void*) new wxButton(this, wxID_HELP, _("&Help"), wxPoint(x, y), sizeBtn);
+ (void)new wxButton(this, wxID_HELP, _("&Help"), wxPoint(x, y), sizeBtn);
x += sizeBtn.x;
x += BUTTON_MARGIN ;
}
m_sizePage = size;
}
+void wxWizard::Fit(const wxWizardPage *page)
+{
+ // otherwise it will have no effect now as it's too late...
+ wxASSERT_MSG( !WasCreated(), _T("should be called before RunWizard()!") );
+
+ wxSize sizeMax;
+ while ( page )
+ {
+ wxSize size = page->GetBestSize();
+
+ if ( size.x > sizeMax.x )
+ sizeMax.x = size.x;
+
+ if ( size.y > sizeMax.y )
+ sizeMax.y = size.y;
+
+ page = page->GetNext();
+ }
+
+ if ( sizeMax.x > m_sizePage.x )
+ m_sizePage.x = sizeMax.x;
+
+ if ( sizeMax.y > m_sizePage.y )
+ m_sizePage.y = sizeMax.y;
+}
+
bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward)
{
wxASSERT_MSG( page != m_page, wxT("this is useless") );
// button or not (initially the label is "Next")
bool btnLabelWasNext = TRUE;
- // and this tells us whether we already had the default bitmap before
- int bmpWasDefault;
+ // Modified 10-20-2001 Robert Cavanaugh.
+ // Fixed bug for displaying a new bitmap
+ // in each *consecutive* page
+
+ // flag to indicate if this page uses a new bitmap
+ bool bmpIsDefault = TRUE;
+ // use these labels to determine if we need to change the bitmap
+ // for this page
+ wxBitmap PreviousBitmap = wxNullBitmap;
+ wxBitmap ThisBitmap = wxNullBitmap;
+
+ // check for previous page
if ( m_page )
{
// send the event to the old page
m_page->Hide();
btnLabelWasNext = m_page->GetNext() != (wxWizardPage *)NULL;
- bmpWasDefault = !m_page->GetBitmap().Ok();
- }
- else // no previous page
+
+ // Get the bitmap of the previous page (if it exists)
+ if(m_page->GetBitmap().Ok())
{
- // always set the bitmap
- bmpWasDefault = -1;
+ PreviousBitmap = m_page->GetBitmap();
+ }
}
- // set the new one
+ // set the new page
m_page = page;
// is this the end?
{
// terminate successfully
EndModal(wxID_OK);
-
return TRUE;
}
- // send the event to the new page now
+ // send the change event to the new page now
wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGED, GetId(), goingForward);
(void)m_page->GetEventHandler()->ProcessEvent(event);
m_page->SetSize(m_x, m_y, m_width, m_height);
m_page->Show();
- // change the bitmap if necessary (and if we have it at all)
- int bmpIsDefault = !m_page->GetBitmap().Ok();
- if ( m_statbmp && (bmpIsDefault != bmpWasDefault) )
+ // check if bitmap needs to be updated
+ // update default flag as well
+ if(m_page->GetBitmap().Ok())
+ {
+ ThisBitmap = m_page->GetBitmap();
+ bmpIsDefault = FALSE;
+ }
+
+ // change the bitmap if:
+ // 1) a default bitmap was selected in constructor
+ // 2) this page was constructed with a bitmap
+ // 3) this bitmap is not the previous bitmap
+ if( m_statbmp && (ThisBitmap != PreviousBitmap) )
{
wxBitmap bmp;
if ( bmpIsDefault )
(void)ShowPage(page, forward);
}
+void wxWizard::OnHelp(wxCommandEvent& WXUNUSED(event))
+{
+ // this function probably can never be called when we don't have an active
+ // page, but a small extra check won't hurt
+ if(m_page != NULL)
+ {
+ // Create and send the help event to the specific page handler
+ // event data contains the active page so that context-sensitive
+ // help is possible
+ wxWizardEvent eventHelp(wxEVT_WIZARD_HELP, GetId(), TRUE, m_page);
+ (void)m_page->GetEventHandler()->ProcessEvent(eventHelp);
+ }
+}
+
+void wxWizard::OnWizEvent(wxWizardEvent& event)
+{
+ // the dialogs have wxWS_EX_BLOCK_EVENTS style on by default but we want to
+ // propagate wxEVT_WIZARD_XXX to the parent (if any), so do it manually
+ if ( !(GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) )
+ {
+ // the event will be propagated anyhow
+ return;
+ }
+
+ wxWindow *parent = GetParent();
+
+ if ( !parent || !parent->GetEventHandler()->ProcessEvent(event) )
+ {
+ event.Skip();
+ }
+}
+
// ----------------------------------------------------------------------------
// our public interface
// ----------------------------------------------------------------------------
// wxWizardEvent
// ----------------------------------------------------------------------------
-wxWizardEvent::wxWizardEvent(wxEventType type, int id, bool direction)
+wxWizardEvent::wxWizardEvent(wxEventType type, int id, bool direction, wxWizardPage* page)
: wxNotifyEvent(type, id)
{
+ // Modified 10-20-2001 Robert Cavanaugh
+ // add the active page to the event data
m_direction = direction;
+ m_page = page;
}
#endif // wxUSE_WIZARDDLG
projects / wxWidgets.git / blobdiff