///////////////////////////////////////////////////////////////////////////////
-// Name: generic/wizard.cpp
+// Name: src/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
+// Robert Vazan (sizers)
// Created: 15.08.99
// RCS-ID: $Id$
// Copyright: (c) 1999 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence: wxWindows license
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// ============================================================================
// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
- #pragma implementation ".h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+#if wxUSE_WIZARDDLG
+
#ifndef WX_PRECOMP
#include "wx/dynarray.h"
#include "wx/intl.h"
#include "wx/statbmp.h"
+ #include "wx/button.h"
+ #include "wx/settings.h"
+ #include "wx/sizer.h"
#endif //WX_PRECOMP
#include "wx/statline.h"
#include "wx/wizard.h"
// ----------------------------------------------------------------------------
-// simple types
-// ----------------------------------------------------------------------------
-
-WX_DEFINE_ARRAY(wxPanel *, wxArrayPages);
-
-// ----------------------------------------------------------------------------
-// wxWizardGeneric - generic implementation of wxWizard
+// wxWizardSizer
// ----------------------------------------------------------------------------
-class wxWizardGeneric : public wxWizard
+class wxWizardSizer : public wxSizer
{
public:
- // ctor
- wxWizardGeneric(wxWindow *parent,
- int id,
- const wxString& title,
- const wxBitmap& bitmap,
- const wxPoint& pos,
- const wxSize& size);
-
- // implement base class pure virtuals
- virtual void AddPage(wxPanel *page);
- virtual void InsertPage(int nPage, wxPanel *page);
- virtual bool RunWizard();
- virtual wxPanel *GetCurrentPage() const;
-
- // implementation only from now on
- // -------------------------------
-
- // is the wizard running?
- bool IsRunning() const { return m_page != -1; }
-
- // show the given page calling TransferDataFromWindow - if it returns
- // FALSE, the old page is not hidden and the function returns FALSE
- bool ShowPage(size_t page);
-
- // get the current page assuming the wizard is running
- wxPanel *DoGetCurrentPage() const
- {
- wxASSERT_MSG( IsRunning(), _T("no current page!") );
+ wxWizardSizer(wxWizard *owner);
- return m_pages[(size_t)m_page];
- }
+ virtual wxSizerItem *Insert(size_t index, wxSizerItem *item);
- // place the given page correctly and hide it
- void DoAddPage(wxPanel *page);
+ virtual void RecalcSizes();
+ virtual wxSize CalcMin();
-private:
- // event handlers
- void OnCancel(wxCommandEvent& event);
- void OnBackOrNext(wxCommandEvent& event);
+ // get the max size of all wizard pages
+ wxSize GetMaxChildSize();
- // wizard dimensions
- int m_x, m_y; // the origin for the pages
- int m_width, // the size of the page itself
- m_height; // (total width is m_width + m_x)
+ // return the border which can be either set using wxWizard::SetBorder() or
+ // have default value
+ int GetBorder() const;
- // wizard state
- int m_page; // the current page or -1
- wxArrayPages m_pages; // the array with all wizards pages
+ // hide the pages which we temporarily "show" when they're added to this
+ // sizer (see Insert())
+ void HidePages();
- // wizard controls
- wxButton *m_btnPrev, // the "<Back" button
- *m_btnNext; // the "Next>" or "Finish" button
+private:
+ wxSize SiblingSize(wxSizerItem *child);
- DECLARE_EVENT_TABLE()
+ wxWizard *m_owner;
+ wxSize m_childSize;
};
// ----------------------------------------------------------------------------
// event tables and such
// ----------------------------------------------------------------------------
-BEGIN_EVENT_TABLE(wxWizardGeneric, wxDialog)
- EVT_BUTTON(wxID_CANCEL, wxWizardGeneric::OnCancel)
- EVT_BUTTON(-1, wxWizardGeneric::OnBackOrNext)
+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)
+
+BEGIN_EVENT_TABLE(wxWizard, wxDialog)
+ EVT_BUTTON(wxID_CANCEL, wxWizard::OnCancel)
+ EVT_BUTTON(wxID_BACKWARD, wxWizard::OnBackOrNext)
+ EVT_BUTTON(wxID_FORWARD, wxWizard::OnBackOrNext)
+ EVT_BUTTON(wxID_HELP, wxWizard::OnHelp)
+
+ EVT_WIZARD_PAGE_CHANGED(wxID_ANY, wxWizard::OnWizEvent)
+ EVT_WIZARD_PAGE_CHANGING(wxID_ANY, wxWizard::OnWizEvent)
+ EVT_WIZARD_CANCEL(wxID_ANY, wxWizard::OnWizEvent)
+ EVT_WIZARD_FINISHED(wxID_ANY, wxWizard::OnWizEvent)
+ EVT_WIZARD_HELP(wxID_ANY, wxWizard::OnWizEvent)
END_EVENT_TABLE()
-IMPLEMENT_ABSTRACT_CLASS(wxWizard, wxDialog)
+IMPLEMENT_DYNAMIC_CLASS(wxWizard, wxDialog)
+
+/*
+ TODO PROPERTIES :
+ wxWizard
+ extstyle
+ title
+*/
+
+IMPLEMENT_ABSTRACT_CLASS(wxWizardPage, wxPanel)
+IMPLEMENT_DYNAMIC_CLASS(wxWizardPageSimple, wxWizardPage)
IMPLEMENT_DYNAMIC_CLASS(wxWizardEvent, wxNotifyEvent)
// ============================================================================
// ============================================================================
// ----------------------------------------------------------------------------
-// generic wxWizard implementation
+// wxWizardPage
// ----------------------------------------------------------------------------
-wxWizardGeneric::wxWizardGeneric(wxWindow *parent,
- int id,
- const wxString& title,
- const wxBitmap& bitmap,
- const wxPoint& pos,
- const wxSize& size)
+void wxWizardPage::Init()
{
- // constants defining the dialog layout
- // ------------------------------------
+ m_bitmap = wxNullBitmap;
+}
- // these constants define the position of the upper left corner of the
- // bitmap or the page in the wizard
- static const int X_MARGIN = 10;
- static const int Y_MARGIN = 10;
+wxWizardPage::wxWizardPage(wxWizard *parent,
+ const wxBitmap& bitmap,
+ const wxChar *resource)
+{
+ Create(parent, bitmap, resource);
+}
- // margin between the bitmap and the panel
- static const int BITMAP_X_MARGIN = 15;
+bool wxWizardPage::Create(wxWizard *parent,
+ const wxBitmap& bitmap,
+ const wxChar *resource)
+{
+ if ( !wxPanel::Create(parent, wxID_ANY) )
+ return false;
- // margin between the bitmap and the static line
- static const int BITMAP_Y_MARGIN = 15;
+ if ( resource != NULL )
+ {
+#if wxUSE_WX_RESOURCES
+#if 0
+ if ( !LoadFromResource(this, resource) )
+ {
+ wxFAIL_MSG(wxT("wxWizardPage LoadFromResource failed!!!!"));
+ }
+#endif
+#endif // wxUSE_RESOURCES
+ }
- // margin between the static line and the buttons
- static const int SEPARATOR_LINE_MARGIN = 15;
+ m_bitmap = bitmap;
- // margin between "Next >" and "Cancel" buttons
- static const int BUTTON_MARGIN = 10;
+ // initially the page is hidden, it's shown only when it becomes current
+ Hide();
- // default width and height of the page
- static const int DEFAULT_PAGE_WIDTH = 270;
- static const int DEFAULT_PAGE_HEIGHT = 290;
+ return true;
+}
- // init members
- // ------------
+// ----------------------------------------------------------------------------
+// wxWizardPageSimple
+// ----------------------------------------------------------------------------
- m_page = -1;
+wxWizardPage *wxWizardPageSimple::GetPrev() const
+{
+ return m_prev;
+}
- // create controls
- // ---------------
+wxWizardPage *wxWizardPageSimple::GetNext() const
+{
+ return m_next;
+}
- wxSize sizeBtn = wxButton::GetDefaultSize();
+// ----------------------------------------------------------------------------
+// wxWizardSizer
+// ----------------------------------------------------------------------------
+
+wxWizardSizer::wxWizardSizer(wxWizard *owner)
+ : m_owner(owner),
+ m_childSize(wxDefaultSize)
+{
+}
- (void)wxDialog::Create(parent, id, title, pos, size);
+wxSizerItem *wxWizardSizer::Insert(size_t index, wxSizerItem *item)
+{
+ m_owner->m_usingSizer = true;
- // the global dialog layout is: a row of buttons at the bottom (aligned to
- // the right), the static line above them, the bitmap (if any) on the left
- // of the upper part of the dialog and the panel in the remaining space
- m_x = X_MARGIN;
- m_y = Y_MARGIN;
- if ( bitmap.Ok() )
+ if ( item->IsWindow() )
{
- (void)new wxStaticBitmap(this, -1, bitmap, wxPoint(m_x, m_y));
+ // we must pretend that the window is shown as otherwise it wouldn't be
+ // taken into account for the layout -- but avoid really showing it, so
+ // just set the internal flag instead of calling wxWindow::Show()
+ item->GetWindow()->wxWindowBase::Show();
+ }
+
+ return wxSizer::Insert(index, item);
+}
- m_x += bitmap.GetWidth() + BITMAP_X_MARGIN;
- m_height = bitmap.GetHeight();
+void wxWizardSizer::HidePages()
+{
+ for ( wxSizerItemList::compatibility_iterator node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxSizerItem * const item = node->GetData();
+ if ( item->IsWindow() )
+ item->GetWindow()->wxWindowBase::Show(false);
}
- else
+}
+
+void wxWizardSizer::RecalcSizes()
+{
+ // Effect of this function depends on m_owner->m_page and
+ // it should be called whenever it changes (wxWizard::ShowPage)
+ if ( m_owner->m_page )
{
- m_height = DEFAULT_PAGE_HEIGHT;
+ m_owner->m_page->SetSize(wxRect(m_position, m_size));
}
+}
- m_width = DEFAULT_PAGE_WIDTH;
+wxSize wxWizardSizer::CalcMin()
+{
+ return m_owner->GetPageSize();
+}
- int x = X_MARGIN;
- int y = m_y + m_height + BITMAP_Y_MARGIN;
- (void)new wxStaticLine(this, -1, wxPoint(x, y),
- wxSize(m_x + m_width - x, 2));
+wxSize wxWizardSizer::GetMaxChildSize()
+{
+#if !defined(__WXDEBUG__)
+ if ( m_childSize.IsFullySpecified() )
+ return m_childSize;
+#endif
- x = m_x + m_width - 3*sizeBtn.x - BUTTON_MARGIN;
- y += SEPARATOR_LINE_MARGIN;
- m_btnPrev = new wxButton(this, -1, _("< &Back"), wxPoint(x, y), sizeBtn);
+ wxSize maxOfMin;
- x += sizeBtn.x;
- m_btnNext = new wxButton(this, -1, _("&Next >"), wxPoint(x, y), sizeBtn);
+ for ( wxSizerItemList::compatibility_iterator childNode = m_children.GetFirst();
+ childNode;
+ childNode = childNode->GetNext() )
+ {
+ wxSizerItem *child = childNode->GetData();
+ maxOfMin.IncTo(child->CalcMin());
+ maxOfMin.IncTo(SiblingSize(child));
+ }
- x += sizeBtn.x + BUTTON_MARGIN;
- (void)new wxButton(this, wxID_CANCEL, _("Cancel"), wxPoint(x, y), sizeBtn);
+#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?")) ;
- // position and size the dialog
- // ----------------------------
+ return m_childSize;
+ }
+#endif // __WXDEBUG__
- if ( size == wxDefaultSize )
+ if ( m_owner->m_started )
{
- SetClientSize(m_x + m_width + X_MARGIN,
- m_y + m_height + BITMAP_Y_MARGIN +
- SEPARATOR_LINE_MARGIN + sizeBtn.y + Y_MARGIN);
+ m_childSize = maxOfMin;
}
- if ( pos == wxDefaultPosition )
+ return maxOfMin;
+}
+
+int wxWizardSizer::GetBorder() const
+{
+ return m_owner->m_border;
+}
+
+wxSize wxWizardSizer::SiblingSize(wxSizerItem *child)
+{
+ wxSize maxSibling;
+
+ if ( child->IsWindow() )
{
- Centre();
+ wxWizardPage *page = wxDynamicCast(child->GetWindow(), wxWizardPage);
+ if ( page )
+ {
+ for ( wxWizardPage *sibling = page->GetNext();
+ sibling;
+ sibling = sibling->GetNext() )
+ {
+ if ( sibling->GetSizer() )
+ {
+ maxSibling.IncTo(sibling->GetSizer()->CalcMin());
+ }
+ }
+ }
}
+
+ return maxSibling;
+}
+
+// ----------------------------------------------------------------------------
+// generic wxWizard implementation
+// ----------------------------------------------------------------------------
+
+void wxWizard::Init()
+{
+ m_posWizard = wxDefaultPosition;
+ m_page = (wxWizardPage *)NULL;
+ m_btnPrev = m_btnNext = NULL;
+ m_statbmp = NULL;
+ m_sizerBmpAndPage = NULL;
+ m_sizerPage = NULL;
+ m_border = 5;
+ m_started = false;
+ m_wasModal = false;
+ m_usingSizer = false;
}
-bool wxWizardGeneric::ShowPage(size_t page)
+bool wxWizard::Create(wxWindow *parent,
+ int id,
+ const wxString& title,
+ const wxBitmap& bitmap,
+ const wxPoint& pos,
+ long style)
{
- wxCHECK_MSG( page < m_pages.GetCount(), FALSE,
- _T("invalid wizard page index") );
+ bool result = wxDialog::Create(parent,id,title,pos,wxDefaultSize,style);
- wxASSERT_MSG( page != (size_t)m_page, _T("this is useless") );
+ m_posWizard = pos;
+ m_bitmap = bitmap ;
- size_t last = m_pages.GetCount() - 1;
- bool mustChangeNextBtnLabel = (size_t)m_page == last || page == last;
+ DoCreateControls();
- if ( m_page != -1 )
- {
- wxPanel *panel = DoGetCurrentPage();
- if ( !panel->TransferDataFromWindow() )
- return FALSE;
+ return result;
+}
- panel->Hide();
+void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn)
+{
+ m_sizerBmpAndPage = new wxBoxSizer(wxHORIZONTAL);
+ mainColumn->Add(
+ m_sizerBmpAndPage,
+ 1, // Vertically stretchable
+ wxEXPAND // Horizonal stretching, no border
+ );
+ mainColumn->Add(0,5,
+ 0, // No vertical stretching
+ wxEXPAND // No border, (mostly useless) horizontal stretching
+ );
+
+#if wxUSE_STATBMP
+ if ( m_bitmap.Ok() )
+ {
+ m_statbmp = new wxStaticBitmap(this, wxID_ANY, m_bitmap);
+ m_sizerBmpAndPage->Add(
+ m_statbmp,
+ 0, // No horizontal stretching
+ wxALL, // Border all around, top alignment
+ 5 // Border width
+ );
+ m_sizerBmpAndPage->Add(
+ 5,0,
+ 0, // No horizontal stretching
+ wxEXPAND // No border, (mostly useless) vertical stretching
+ );
}
+#endif
- m_page = page;
- DoGetCurrentPage()->Show();
+ // Added to m_sizerBmpAndPage later
+ m_sizerPage = new wxWizardSizer(this);
+}
+
+void wxWizard::AddStaticLine(wxBoxSizer *mainColumn)
+{
+#if wxUSE_STATLINE
+ mainColumn->Add(
+ new wxStaticLine(this, wxID_ANY),
+ 0, // Vertically unstretchable
+ wxEXPAND | wxALL, // Border all around, horizontally stretchable
+ 5 // Border width
+ );
+ mainColumn->Add(0,5,
+ 0, // No vertical stretching
+ wxEXPAND // No border, (mostly useless) horizontal stretching
+ );
+#else
+ (void)mainColumn;
+#endif // wxUSE_STATLINE
+}
+
+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
- // update the buttons state
- m_btnPrev->Enable(m_page != 0);
- if ( mustChangeNextBtnLabel )
+ wxBoxSizer *backNextPair = new wxBoxSizer(wxHORIZONTAL);
+ buttonRow->Add(
+ backNextPair,
+ 0, // No horizontal stretching
+ wxALL, // Border all around
+ 5 // Border width
+ );
+
+ backNextPair->Add(m_btnPrev);
+ backNextPair->Add(BACKNEXT_MARGIN,0,
+ 0, // No horizontal stretching
+ wxEXPAND // No border, (mostly useless) vertical stretching
+ );
+ backNextPair->Add(m_btnNext);
+}
+
+void wxWizard::AddButtonRow(wxBoxSizer *mainColumn)
+{
+ // the order in which the buttons are created determines the TAB order - at least under MSWindows...
+ // although the 'back' button appears before the 'next' button, a more userfriendly tab order is
+ // 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'
+ // 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.
+
+ bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
+ int buttonStyle = isPda ? wxBU_EXACTFIT : 0;
+
+ wxBoxSizer *buttonRow = new wxBoxSizer(wxHORIZONTAL);
+#ifdef __WXMAC__
+ if (GetExtraStyle() & wxWIZARD_EX_HELPBUTTON)
+ mainColumn->Add(
+ buttonRow,
+ 0, // Vertically unstretchable
+ wxGROW|wxALIGN_CENTRE
+ );
+ else
+#endif
+ mainColumn->Add(
+ buttonRow,
+ 0, // Vertically unstretchable
+ wxALIGN_RIGHT // Right aligned, no border
+ );
+
+ // Desired TAB order is 'next', 'cancel', 'help', 'back'. This makes the 'back' button the last control on the page.
+ // Create the buttons in the right order...
+ wxButton *btnHelp=0;
+#ifdef __WXMAC__
+ if (GetExtraStyle() & wxWIZARD_EX_HELPBUTTON)
+ btnHelp=new wxButton(this, wxID_HELP, _("&Help"), wxDefaultPosition, wxDefaultSize, buttonStyle);
+#endif
+
+ m_btnNext = new wxButton(this, wxID_FORWARD, _("&Next >"));
+ wxButton *btnCancel=new wxButton(this, wxID_CANCEL, _("&Cancel"), wxDefaultPosition, wxDefaultSize, buttonStyle);
+#ifndef __WXMAC__
+ if (GetExtraStyle() & wxWIZARD_EX_HELPBUTTON)
+ btnHelp=new wxButton(this, wxID_HELP, _("&Help"), wxDefaultPosition, wxDefaultSize, buttonStyle);
+#endif
+ m_btnPrev = new wxButton(this, wxID_BACKWARD, _("< &Back"), wxDefaultPosition, wxDefaultSize, buttonStyle);
+
+ if (btnHelp)
{
- m_btnNext->SetLabel((size_t)m_page == last ? _("&Finish")
- : _("&Next >"));
+ buttonRow->Add(
+ btnHelp,
+ 0, // Horizontally unstretchable
+ wxALL, // Border all around, top aligned
+ 5 // Border width
+ );
+#ifdef __WXMAC__
+ // Put stretchable space between help button and others
+ buttonRow->Add(0, 0, 1, wxALIGN_CENTRE, 0);
+#endif
}
- return TRUE;
+ AddBackNextPair(buttonRow);
+
+ buttonRow->Add(
+ btnCancel,
+ 0, // Horizontally unstretchable
+ wxALL, // Border all around, top aligned
+ 5 // Border width
+ );
+}
+
+void wxWizard::DoCreateControls()
+{
+ // do nothing if the controls were already created
+ if ( WasCreated() )
+ return;
+
+ bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
+
+ // Horizontal stretching, and if not PDA, border all around
+ int mainColumnSizerFlags = isPda ? wxEXPAND : wxALL|wxEXPAND ;
+
+ // wxWindow::SetSizer will be called at end
+ wxBoxSizer *windowSizer = new wxBoxSizer(wxVERTICAL);
+
+ wxBoxSizer *mainColumn = new wxBoxSizer(wxVERTICAL);
+ windowSizer->Add(
+ mainColumn,
+ 1, // Vertical stretching
+ mainColumnSizerFlags,
+ 5 // Border width
+ );
+
+ AddBitmapRow(mainColumn);
+
+ if (!isPda)
+ AddStaticLine(mainColumn);
+
+ AddButtonRow(mainColumn);
+
+ SetSizer(windowSizer);
}
-void wxWizardGeneric::DoAddPage(wxPanel *page)
+void wxWizard::SetPageSize(const wxSize& size)
{
- page->Hide();
- page->SetSize(m_x, m_y, m_width, m_height);
+ wxCHECK_RET(!m_started, wxT("wxWizard::SetPageSize after RunWizard"));
+ m_sizePage = size;
}
-void wxWizardGeneric::AddPage(wxPanel *page)
+void wxWizard::FitToPage(const wxWizardPage *page)
{
- m_pages.Add(page);
+ wxCHECK_RET(!m_started, wxT("wxWizard::FitToPage after RunWizard"));
+
+ while ( page )
+ {
+ wxSize size = page->GetBestSize();
+
+ m_sizePage.IncTo(size);
- DoAddPage(page);
+ page = page->GetNext();
+ }
}
-void wxWizardGeneric::InsertPage(int nPage, wxPanel *page)
+bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward)
{
- m_pages.Insert(page, nPage);
- if ( nPage < m_page )
+ wxASSERT_MSG( page != m_page, wxT("this is useless") );
+
+ wxSizerFlags flags(1);
+ flags.Border(wxALL, m_border).Expand();
+
+ if ( !m_started )
{
- // the indices of all pages after the inserted one are shifted by 1
- m_page++;
+ if ( m_usingSizer )
+ {
+ m_sizerBmpAndPage->Add(m_sizerPage, flags);
+
+ // now that our layout is computed correctly, hide the pages
+ // artificially shown in wxWizardSizer::Insert() back again
+ m_sizerPage->HidePages();
+ }
+ }
+
+
+ // 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;
+
+ // check for previous page
+ if ( m_page )
+ {
+ // send the event to the old page
+ wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGING, GetId(),
+ goingForward, m_page);
+ if ( m_page->GetEventHandler()->ProcessEvent(event) &&
+ !event.IsAllowed() )
+ {
+ // vetoed by the page
+ return false;
+ }
+
+ 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 )
+ {
+ // terminate successfully
+ if ( IsModal() )
+ {
+ EndModal(wxID_OK);
+ }
+ else
+ {
+ SetReturnCode(wxID_OK);
+ Hide();
+ }
+
+ // and notify the user code (this is especially useful for modeless
+ // wizards)
+ wxWizardEvent event(wxEVT_WIZARD_FINISHED, GetId(), false, 0);
+ (void)GetEventHandler()->ProcessEvent(event);
+
+ return true;
+ }
+
+ // position and show the new page
+ (void)m_page->TransferDataToWindow();
+
+ if ( m_usingSizer )
+ {
+ // wxWizardSizer::RecalcSizes wants to be called when m_page changes
+ m_sizerPage->RecalcSizes();
+ }
+ else // pages are not managed by the sizer
+ {
+ m_sizerBmpAndPage->Add(m_page, flags);
+ m_sizerBmpAndPage->SetItemMinSize(m_page, GetPageSize());
+ }
+
+#if wxUSE_STATBMP
+ // update the bitmap if:it changed
+ if ( m_statbmp )
+ {
+ wxBitmap bmp = m_page->GetBitmap();
+ if ( !bmp.Ok() )
+ bmp = m_bitmap;
+
+ if ( !bmpPrev.Ok() )
+ bmpPrev = m_bitmap;
+
+ 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 )
+ {
+ m_btnNext->SetLabel(hasNext ? _("&Next >") : _("&Finish"));
+ }
+ // nothing to do: the label was already correct
+
+ m_btnNext->SetDefault();
+
+
+ // send the change event to the new page now
+ wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGED, GetId(), goingForward, m_page);
+ (void)m_page->GetEventHandler()->ProcessEvent(event);
+
+ // and finally show it
+ m_page->Show();
+ m_page->SetFocus();
+
+ if ( !m_usingSizer )
+ m_sizerBmpAndPage->Layout();
+
+ if ( !m_started )
+ {
+ m_started = true;
+
+ if ( wxSystemSettings::GetScreenType() > wxSYS_SCREEN_PDA )
+ {
+ GetSizer()->SetSizeHints(this);
+ if ( m_posWizard == wxDefaultPosition )
+ CentreOnScreen();
+ }
}
- DoAddPage(page);
+ return true;
}
-bool wxWizardGeneric::RunWizard()
+bool wxWizard::RunWizard(wxWizardPage *firstPage)
{
- wxCHECK_MSG( m_pages.GetCount() != 0, FALSE, _T("can't run empty wizard") );
+ wxCHECK_MSG( firstPage, false, wxT("can't run empty wizard") );
+
+ // can't return false here because there is no old page
+ (void)ShowPage(firstPage, true /* forward */);
- // can't return FALSE here because there is no old page
- (void)ShowPage(0u);
+ m_wasModal = true;
return ShowModal() == wxID_OK;
}
-wxPanel *wxWizardGeneric::GetCurrentPage() const
+wxWizardPage *wxWizard::GetCurrentPage() const
+{
+ return m_page;
+}
+
+wxSize wxWizard::GetPageSize() const
+{
+ // default width and height of the page
+ int DEFAULT_PAGE_WIDTH,
+ DEFAULT_PAGE_HEIGHT;
+ if ( wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA )
+ {
+ // Make the default page size small enough to fit on screen
+ DEFAULT_PAGE_WIDTH = wxSystemSettings::GetMetric(wxSYS_SCREEN_X) / 2;
+ DEFAULT_PAGE_HEIGHT = wxSystemSettings::GetMetric(wxSYS_SCREEN_Y) / 2;
+ }
+ else // !PDA
+ {
+ DEFAULT_PAGE_WIDTH =
+ DEFAULT_PAGE_HEIGHT = 270;
+ }
+
+ // start with default minimal size
+ wxSize pageSize(DEFAULT_PAGE_WIDTH, DEFAULT_PAGE_HEIGHT);
+
+ // make the page at least as big as specified by user
+ pageSize.IncTo(m_sizePage);
+
+ if ( m_statbmp )
+ {
+ // make the page at least as tall as the bitmap
+ pageSize.IncTo(wxSize(0, m_bitmap.GetHeight()));
+ }
+
+ if ( m_usingSizer )
+ {
+ // make it big enough to contain all pages added to the sizer
+ pageSize.IncTo(m_sizerPage->GetMaxChildSize());
+ }
+
+ return pageSize;
+}
+
+wxSizer *wxWizard::GetPageAreaSizer() const
+{
+ return m_sizerPage;
+}
+
+void wxWizard::SetBorder(int border)
{
- return IsRunning() ? DoGetCurrentPage() : (wxPanel *)NULL;
+ wxCHECK_RET(!m_started, wxT("wxWizard::SetBorder after RunWizard"));
+
+ m_border = border;
}
-void wxWizardGeneric::OnCancel(wxCommandEvent& WXUNUSED(event))
+void wxWizard::OnCancel(wxCommandEvent& WXUNUSED(eventUnused))
{
- wxWizardEvent event(wxEVT_WIZARD_CANCEL, GetId());
- if ( !GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
+ // this function probably can never be called when we don't have an active
+ // page, but a small extra check won't hurt
+ wxWindow *win = m_page ? (wxWindow *)m_page : (wxWindow *)this;
+
+ wxWizardEvent event(wxEVT_WIZARD_CANCEL, GetId(), false, m_page);
+ if ( !win->GetEventHandler()->ProcessEvent(event) || event.IsAllowed() )
{
// no objections - close the dialog
- EndModal(wxID_CANCEL);
+ if(IsModal())
+ {
+ EndModal(wxID_CANCEL);
+ }
+ else
+ {
+ SetReturnCode(wxID_CANCEL);
+ Hide();
+ }
}
//else: request to Cancel ignored
}
-void wxWizardGeneric::OnBackOrNext(wxCommandEvent& event)
+void wxWizard::OnBackOrNext(wxCommandEvent& event)
{
wxASSERT_MSG( (event.GetEventObject() == m_btnNext) ||
(event.GetEventObject() == m_btnPrev),
- _T("unknown button") );
+ wxT("unknown button") );
- int delta = event.GetEventObject() == m_btnNext ? 1 : -1;
- int page = m_page + delta;
+ wxCHECK_RET( m_page, _T("should have a valid current page") );
- wxASSERT_MSG( page >= 0, _T("'Back' button should have been disabled!") );
+ // ask the current page first: notice that we do it before calling
+ // GetNext/Prev() because the data transfered from the controls of the page
+ // may change the value returned by these methods
+ if ( !m_page->Validate() || !m_page->TransferDataFromWindow() )
+ {
+ // the page data is incorrect, don't do anything
+ return;
+ }
- if ( (size_t)page == m_pages.GetCount() )
+ bool forward = event.GetEventObject() == m_btnNext;
+
+ wxWizardPage *page;
+ if ( forward )
{
- // check that we have valid data in the last page too
- if ( m_pages.Last()->TransferDataFromWindow() )
- {
- // that's all, folks!
- EndModal(wxID_OK);
- }
+ page = m_page->GetNext();
}
- else
+ else // back
{
- // just pass to the next page (or may be not - but we don't care here)
- (void)ShowPage(page);
+ page = m_page->GetPrev();
+
+ wxASSERT_MSG( page, wxT("\"<Back\" button should have been disabled") );
}
+
+ // just pass to the new page (or maybe not - but we don't care here)
+ (void)ShowPage(page, forward);
}
-// ----------------------------------------------------------------------------
-// our public interface
-// ----------------------------------------------------------------------------
+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);
+ }
+}
-/* static */ wxWizard *wxWizard::Create(wxWindow *parent,
- int id,
- const wxString& title,
- const wxBitmap& bitmap,
- const wxPoint& pos,
- const wxSize& size)
+void wxWizard::OnWizEvent(wxWizardEvent& event)
{
- return new wxWizardGeneric(parent, id, title, bitmap, pos, size);
+ // 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
+ event.Skip();
+ }
+ else
+ {
+ wxWindow *parent = GetParent();
+
+ if ( !parent || !parent->GetEventHandler()->ProcessEvent(event) )
+ {
+ event.Skip();
+ }
+ }
+
+ if ( ( !m_wasModal ) &&
+ event.IsAllowed() &&
+ ( event.GetEventType() == wxEVT_WIZARD_FINISHED ||
+ event.GetEventType() == wxEVT_WIZARD_CANCEL
+ )
+ )
+ {
+ Destroy();
+ }
}
// ----------------------------------------------------------------------------
// wxWizardEvent
// ----------------------------------------------------------------------------
-wxWizardEvent::wxWizardEvent(wxEventType type, int id)
+wxWizardEvent::wxWizardEvent(wxEventType type, int id, bool direction, wxWizardPage* page)
: wxNotifyEvent(type, id)
{
- m_page = m_pageOld = -1;
+ // 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