///////////////////////////////////////////////////////////////////////////////
-// 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"
#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/scrolwin.h"
#include "wx/wizard.h"
+#include "wx/dcmemory.h"
// ----------------------------------------------------------------------------
-// simple types
+// wxWizardSizer
// ----------------------------------------------------------------------------
-WX_DEFINE_ARRAY(wxPanel *, wxArrayPages);
+class wxWizardSizer : public wxSizer
+{
+public:
+ wxWizardSizer(wxWizard *owner);
+
+ virtual wxSizerItem *Insert(size_t index, wxSizerItem *item);
+
+ virtual void RecalcSizes();
+ virtual wxSize CalcMin();
+
+ // get the max size of all wizard pages
+ wxSize GetMaxChildSize();
+
+ // return the border which can be either set using wxWizard::SetBorder() or
+ // have default value
+ int GetBorder() const;
+
+ // hide the pages which we temporarily "show" when they're added to this
+ // sizer (see Insert())
+ void HidePages();
+
+private:
+ wxSize SiblingSize(wxSizerItem *child);
+
+ wxWizard *m_owner;
+ wxSize m_childSize;
+};
// ----------------------------------------------------------------------------
// event tables and such
// ----------------------------------------------------------------------------
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGED)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGING)
-DEFINE_EVENT_TYPE(wxEVT_WIZARD_CANCEL)
+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)
- 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(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_DYNAMIC_CLASS(wxWizard, wxDialog)
+
+/*
+ TODO PROPERTIES :
+ wxWizard
+ extstyle
+ title
+*/
+
IMPLEMENT_ABSTRACT_CLASS(wxWizardPage, wxPanel)
IMPLEMENT_DYNAMIC_CLASS(wxWizardPageSimple, wxWizardPage)
IMPLEMENT_DYNAMIC_CLASS(wxWizardEvent, wxNotifyEvent)
// 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)
+{
+ Create(parent, bitmap);
+}
+
+bool wxWizardPage::Create(wxWizard *parent,
+ const wxBitmap& bitmap)
{
+ if ( !wxPanel::Create(parent, wxID_ANY) )
+ return false;
+
+ m_bitmap = bitmap;
+
// initially the page is hidden, it's shown only when it becomes current
Hide();
+
+ return true;
}
// ----------------------------------------------------------------------------
{
return m_next;
}
+
// ----------------------------------------------------------------------------
-// generic wxWizard implementation
+// wxWizardSizer
// ----------------------------------------------------------------------------
-void wxWizard::Init()
+wxWizardSizer::wxWizardSizer(wxWizard *owner)
+ : m_owner(owner),
+ m_childSize(wxDefaultSize)
{
- m_posWizard = wxDefaultPosition;
- m_page = (wxWizardPage *)NULL;
- m_btnPrev = m_btnNext = NULL;
- m_statbmp = NULL;
}
-bool wxWizard::Create(wxWindow *parent,
- int id,
- const wxString& title,
- const wxBitmap& bitmap,
- const wxPoint& pos)
+wxSizerItem *wxWizardSizer::Insert(size_t index, wxSizerItem *item)
{
- 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;
- m_btnPrev = m_btnNext = NULL;
- m_statbmp = NULL;
+ m_owner->m_usingSizer = true;
+
+ if ( item->IsWindow() )
+ {
+ // 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 wxDialog::Create(parent, id, title, pos);
+ return wxSizer::Insert(index, item);
}
-void wxWizard::DoCreateControls()
+void wxWizardSizer::HidePages()
{
- // do nothing if the controls were already created
- if ( WasCreated() )
- return;
+ for ( wxSizerItemList::compatibility_iterator node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxSizerItem * const item = node->GetData();
+ if ( item->IsWindow() )
+ item->GetWindow()->wxWindowBase::Show(false);
+ }
+}
- // constants defining the dialog layout
- // ------------------------------------
+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_owner->m_page->SetSize(wxRect(m_position, m_size));
+ }
+}
- // 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;
+wxSize wxWizardSizer::CalcMin()
+{
+ return m_owner->GetPageSize();
+}
- // margin between the bitmap and the panel
- static const int BITMAP_X_MARGIN = 15;
+wxSize wxWizardSizer::GetMaxChildSize()
+{
+ wxSize maxOfMin;
- // margin between the bitmap and the static line
- static const int BITMAP_Y_MARGIN = 15;
+ for ( wxSizerItemList::compatibility_iterator childNode = m_children.GetFirst();
+ childNode;
+ childNode = childNode->GetNext() )
+ {
+ wxSizerItem *child = childNode->GetData();
+ maxOfMin.IncTo(child->CalcMin());
+ maxOfMin.IncTo(SiblingSize(child));
+ }
- // margin between the static line and the buttons
- static const int SEPARATOR_LINE_MARGIN = 15;
+ if ( m_owner->m_started )
+ {
+ m_childSize = maxOfMin;
+ }
- // margin between "Next >" and "Cancel" buttons
- static const int BUTTON_MARGIN = 10;
+ return maxOfMin;
+}
- // default width and height of the page
- static const int DEFAULT_PAGE_WIDTH = 270;
- static const int DEFAULT_PAGE_HEIGHT = 290;
+int wxWizardSizer::GetBorder() const
+{
+ return m_owner->m_border;
+}
- // create controls
- // ---------------
+wxSize wxWizardSizer::SiblingSize(wxSizerItem *child)
+{
+ wxSize maxSibling;
- wxSize sizeBtn = wxButton::GetDefaultSize();
+ if ( child->IsWindow() )
+ {
+ 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());
+ }
+ }
+ }
+ }
- // 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;
+ return maxSibling;
+}
- int defaultHeight;
- if ( m_bitmap.Ok() )
- {
- m_statbmp = new wxStaticBitmap(this, -1, m_bitmap, wxPoint(m_x, m_y));
+// ----------------------------------------------------------------------------
+// generic wxWizard implementation
+// ----------------------------------------------------------------------------
- m_x += m_bitmap.GetWidth() + BITMAP_X_MARGIN;
+void wxWizard::Init()
+{
+ m_posWizard = wxDefaultPosition;
+ m_page = 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;
+ m_bitmapBackgroundColour = *wxWHITE;
+ m_bitmapPlacement = 0;
+ m_bitmapMinimumWidth = 115;
+}
- defaultHeight = m_bitmap.GetHeight();
- }
- else
- {
- m_statbmp = (wxStaticBitmap *)NULL;
+bool wxWizard::Create(wxWindow *parent,
+ int id,
+ const wxString& title,
+ const wxBitmap& bitmap,
+ const wxPoint& pos,
+ long style)
+{
+ bool result = wxDialog::Create(parent,id,title,pos,wxDefaultSize,style);
- defaultHeight = DEFAULT_PAGE_HEIGHT;
- }
+ m_posWizard = pos;
+ m_bitmap = bitmap ;
+
+ DoCreateControls();
+
+ return result;
+}
- // use default size if none given and also make sure that the dialog is
- // not less than the default size
- m_height = m_sizePage.y == -1 ? defaultHeight : m_sizePage.y;
- m_width = m_sizePage.x == -1 ? DEFAULT_PAGE_WIDTH : m_sizePage.x;
- if ( m_height < defaultHeight )
- m_height = defaultHeight;
- if ( m_width < DEFAULT_PAGE_WIDTH )
- m_width = DEFAULT_PAGE_WIDTH;
+wxWizard::~wxWizard()
+{
+ // normally we don't have to delete this sizer as it's deleted by the
+ // associated window but if we never used it or didn't set it as the window
+ // sizer yet, do delete it manually
+ if ( !m_usingSizer || !m_started )
+ delete m_sizerPage;
+}
- int x = X_MARGIN;
- int y = m_y + m_height + BITMAP_Y_MARGIN;
+void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn)
+{
+ m_sizerBmpAndPage = new wxBoxSizer(wxHORIZONTAL);
+ mainColumn->Add(
+ m_sizerBmpAndPage,
+ 1, // Vertically stretchable
+ wxEXPAND // Horizontal stretching, no border
+ );
+ mainColumn->Add(0,5,
+ 0, // No vertical stretching
+ wxEXPAND // No border, (mostly useless) horizontal stretching
+ );
+
+#if wxUSE_STATBMP
+ if ( m_bitmap.IsOk() )
+ {
+ 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
+ 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
+
+ // Added to m_sizerBmpAndPage later
+ m_sizerPage = new wxWizardSizer(this);
+}
+void wxWizard::AddStaticLine(wxBoxSizer *mainColumn)
+{
#if wxUSE_STATLINE
- (void)new wxStaticLine(this, -1, wxPoint(x, y),
- wxSize(m_x + m_width - x, 2));
+ 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
+}
- x = m_x + m_width - 3*sizeBtn.x - BUTTON_MARGIN;
- y += SEPARATOR_LINE_MARGIN;
+void wxWizard::AddBackNextPair(wxBoxSizer *buttonRow)
+{
+ wxASSERT_MSG( m_btnNext && m_btnPrev,
+ wxT("You must create the buttons before calling ")
+ wxT("wxWizard::AddBackNextPair") );
+
+ 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(10, 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
+ // 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.
+
+ 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)
- {
- x -= sizeBtn.x;
- x -= BUTTON_MARGIN ;
+ 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, wxEmptyString, wxDefaultPosition, wxDefaultSize, buttonStyle);
+#endif
- (void)new wxButton(this, wxID_HELP, _("&Help"), wxPoint(x, y), sizeBtn);
- x += sizeBtn.x;
- x += BUTTON_MARGIN ;
+ 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)
+ {
+ 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
}
- m_btnPrev = new wxButton(this, wxID_BACKWARD, _("< &Back"), wxPoint(x, y), sizeBtn);
+ AddBackNextPair(buttonRow);
- x += sizeBtn.x;
- m_btnNext = new wxButton(this, wxID_FORWARD, _("&Next >"), wxPoint(x, y), sizeBtn);
+ buttonRow->Add(
+ btnCancel,
+ 0, // Horizontally unstretchable
+ wxALL, // Border all around, top aligned
+ 5 // Border width
+ );
+}
- x += sizeBtn.x + BUTTON_MARGIN;
- (void)new wxButton(this, wxID_CANCEL, _("&Cancel"), wxPoint(x, y), sizeBtn);
+void wxWizard::DoCreateControls()
+{
+ // do nothing if the controls were already created
+ if ( WasCreated() )
+ return;
- // position and size the dialog
- // ----------------------------
+ bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
- SetClientSize(m_x + m_width + X_MARGIN,
- m_y + m_height + BITMAP_Y_MARGIN +
- SEPARATOR_LINE_MARGIN + sizeBtn.y + Y_MARGIN);
+ // Horizontal stretching, and if not PDA, border all around
+ int mainColumnSizerFlags = isPda ? wxEXPAND : wxALL|wxEXPAND ;
- if ( m_posWizard == wxDefaultPosition )
- {
- CentreOnScreen();
- }
+ // 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 wxWizard::SetPageSize(const wxSize& size)
{
- // otherwise it will have no effect now as it's too late...
- wxASSERT_MSG( !WasCreated(), _T("should be called before RunWizard()!") );
-
+ wxCHECK_RET(!m_started, wxT("wxWizard::SetPageSize after RunWizard"));
m_sizePage = size;
}
+void wxWizard::FitToPage(const wxWizardPage *page)
+{
+ wxCHECK_RET(!m_started, wxT("wxWizard::FitToPage after RunWizard"));
+
+ while ( page )
+ {
+ wxSize size = page->GetBestSize();
+
+ m_sizePage.IncTo(size);
+
+ page = page->GetNext();
+ }
+}
+
bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward)
{
wxASSERT_MSG( page != m_page, wxT("this is useless") );
- // 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;
+ wxSizerFlags flags(1);
+ flags.Border(wxALL, m_border).Expand();
+
+ if ( !m_started )
+ {
+ if ( m_usingSizer )
+ {
+ m_sizerBmpAndPage->Add(m_sizerPage, flags);
- // and this tells us whether we already had the default bitmap before
- int bmpWasDefault;
+ // now that our layout is computed correctly, hide the pages
+ // artificially shown in wxWizardSizer::Insert() back again
+ m_sizerPage->HidePages();
+ }
+ }
+
+ // 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);
+ wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGING, GetId(),
+ goingForward, m_page);
if ( m_page->GetEventHandler()->ProcessEvent(event) &&
!event.IsAllowed() )
{
// vetoed by the page
- return FALSE;
+ return false;
}
m_page->Hide();
- btnLabelWasNext = m_page->GetNext() != (wxWizardPage *)NULL;
- bmpWasDefault = !m_page->GetBitmap().Ok();
- }
- else // no previous page
- {
- // always set the bitmap
- bmpWasDefault = -1;
- }
+ bmpPrev = m_page->GetBitmap();
- // set the new one
- m_page = page;
+ if ( !m_usingSizer )
+ m_sizerBmpAndPage->Detach(m_page);
+ }
// is this the end?
- if ( !m_page )
+ if ( !page )
{
// terminate successfully
- EndModal(wxID_OK);
+ 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, m_page);
+ (void)GetEventHandler()->ProcessEvent(event);
- return TRUE;
+ m_page = NULL;
+
+ return true;
}
- // send the event to the new page now
- wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGED, GetId(), goingForward);
- (void)m_page->GetEventHandler()->ProcessEvent(event);
+ // 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();
- 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) )
+ if ( m_usingSizer )
{
- wxBitmap bmp;
- if ( bmpIsDefault )
+ // 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
+ wxBitmap bmp;
+ if ( m_statbmp )
+ {
+ bmp = m_page->GetBitmap();
+ if ( !bmp.IsOk() )
bmp = m_bitmap;
- else
- bmp = m_page->GetBitmap();
- m_statbmp->SetBitmap(bmp);
+
+ if ( !bmpPrev.IsOk() )
+ bmpPrev = m_bitmap;
+
+ if (!GetBitmapPlacement())
+ {
+ if ( !bmp.IsSameAs(bmpPrev) )
+ m_statbmp->SetBitmap(bmp);
+ }
}
+#endif // wxUSE_STATBMP
+
// and update the buttons state
- m_btnPrev->Enable(m_page->GetPrev() != (wxWizardPage *)NULL);
+ m_btnPrev->Enable(HasPrevPage(m_page));
+
+ const bool hasNext = HasNextPage(m_page);
+ const wxString label = hasNext ? _("&Next >") : _("&Finish");
+ if ( label != m_btnNext->GetLabel() )
+ m_btnNext->SetLabel(label);
+
+ m_btnNext->SetDefault();
- bool hasNext = m_page->GetNext() != (wxWizardPage *)NULL;
- if ( btnLabelWasNext != hasNext )
+
+ // 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 )
{
- // need to update
- if (btnLabelWasNext)
- m_btnNext->SetLabel(_("&Finish"));
+ m_started = true;
+
+ 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
- m_btnNext->SetLabel(_("&Next >"));
+ GetSizer()->SetSizeHints(this);
+
+ if ( m_posWizard == wxDefaultPosition )
+ CentreOnScreen();
}
- // nothing to do: the label was already correct
- return TRUE;
+ SetLayoutAdaptationDone(true);
}
bool wxWizard::RunWizard(wxWizardPage *firstPage)
{
- wxCHECK_MSG( firstPage, FALSE, wxT("can't run empty wizard") );
+ wxCHECK_MSG( firstPage, false, wxT("can't run empty wizard") );
- DoCreateControls();
+ // 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(firstPage, TRUE /* forward */);
+ m_wasModal = true;
return ShowModal() == wxID_OK;
}
wxSize wxWizard::GetPageSize() const
{
- // make sure that the controls are created because otherwise m_width and
- // m_height would be both still -1
- wxConstCast(this, wxWizard)->DoCreateControls();
+ // 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;
+}
- return wxSize(m_width, m_height);
+void wxWizard::SetBorder(int border)
+{
+ wxCHECK_RET(!m_started, wxT("wxWizard::SetBorder after RunWizard"));
+
+ m_border = border;
}
-void wxWizard::OnCancel(wxCommandEvent& WXUNUSED(event))
+void wxWizard::OnCancel(wxCommandEvent& WXUNUSED(eventUnused))
{
// 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());
+ 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
}
(event.GetEventObject() == m_btnPrev),
wxT("unknown button") );
+ 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 && !m_page->TransferDataFromWindow() )
+ if ( !m_page->Validate() || !m_page->TransferDataFromWindow() )
{
// the page data is incorrect, don't do anything
return;
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 )
{
wxASSERT_MSG( page, wxT("\"<Back\" button should have been disabled") );
}
- // just pass to the new page (or may be not - but we don't care here)
+ // 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 *wxWizardBase::Create(wxWindow *parent,
- int id,
- const wxString& title,
- const wxBitmap& bitmap,
- const wxPoint& pos,
- const wxSize& WXUNUSED(size))
+void wxWizard::OnWizEvent(wxWizardEvent& event)
{
- return new wxWizard(parent, id, title, bitmap, pos);
+ // 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();
+ }
+}
+
+void wxWizard::SetBitmap(const wxBitmap& bitmap)
+{
+ m_bitmap = bitmap;
+ if (m_statbmp)
+ m_statbmp->SetBitmap(m_bitmap);
}
// ----------------------------------------------------------------------------
// 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;
+}
+
+/// 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