X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/36afbc42f89854985c77caed2922be038c4d0d01..00bd8e7218ecaf731e6a04f7c87f41c10ca8f3fc:/src/generic/wizard.cpp diff --git a/src/generic/wizard.cpp b/src/generic/wizard.cpp index 71305e8ffa..cb3b8d0f38 100644 --- a/src/generic/wizard.cpp +++ b/src/generic/wizard.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: generic/wizard.cpp +// Name: src/generic/wizard.cpp // Purpose: generic implementation of wxWizard class // Author: Vadim Zeitlin // Modified by: Robert Cavanaugh @@ -21,10 +21,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "wizardg.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -39,11 +35,11 @@ #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/sizer.h" -#include "wx/settings.h" #include "wx/wizard.h" @@ -56,17 +52,26 @@ class wxWizardSizer : public wxSizer public: wxWizardSizer(wxWizard *owner); - void RecalcSizes(); - wxSize CalcMin(); + virtual wxSizerItem *Insert(size_t index, wxSizerItem *item); + virtual void RecalcSizes(); + virtual wxSize CalcMin(); + + // get the max size of all wizard pages wxSize GetMaxChildSize(); - int Border() const; + + // 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; - bool m_childSizeValid; wxSize m_childSize; }; @@ -172,9 +177,36 @@ wxWizardPage *wxWizardPageSimple::GetNext() const // ---------------------------------------------------------------------------- wxWizardSizer::wxWizardSizer(wxWizard *owner) - : m_owner(owner) + : m_owner(owner), + m_childSize(wxDefaultSize) +{ +} + +wxSizerItem *wxWizardSizer::Insert(size_t index, wxSizerItem *item) +{ + 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 wxSizer::Insert(index, item); +} + +void wxWizardSizer::HidePages() { - m_childSizeValid = false; + for ( wxSizerItemList::compatibility_iterator node = GetChildren().GetFirst(); + node; + node = node->GetNext() ) + { + wxSizerItem * const item = node->GetData(); + if ( item->IsWindow() ) + item->GetWindow()->wxWindowBase::Show(false); + } } void wxWizardSizer::RecalcSizes() @@ -183,7 +215,7 @@ void wxWizardSizer::RecalcSizes() // it should be called whenever it changes (wxWizard::ShowPage) if ( m_owner->m_page ) { - m_owner->m_page->SetSize(m_position.x,m_position.y, m_size.x,m_size.y); + m_owner->m_page->SetSize(wxRect(m_position, m_size)); } } @@ -195,15 +227,15 @@ wxSize wxWizardSizer::CalcMin() wxSize wxWizardSizer::GetMaxChildSize() { #if !defined(__WXDEBUG__) - if ( m_childSizeValid ) + if ( m_childSize.IsFullySpecified() ) return m_childSize; #endif wxSize maxOfMin; - wxSizerItemList::compatibility_iterator childNode; - for(childNode = m_children.GetFirst(); childNode; - childNode = childNode->GetNext()) + for ( wxSizerItemList::compatibility_iterator childNode = m_children.GetFirst(); + childNode; + childNode = childNode->GetNext() ) { wxSizerItem *child = childNode->GetData(); maxOfMin.IncTo(child->CalcMin()); @@ -211,7 +243,7 @@ wxSize wxWizardSizer::GetMaxChildSize() } #ifdef __WXDEBUG__ - if ( m_childSizeValid && m_childSize != maxOfMin ) + if ( m_childSize.IsFullySpecified() && m_childSize != maxOfMin ) { wxFAIL_MSG( _T("Size changed in wxWizard::GetPageAreaSizer()") _T("after RunWizard().\n") @@ -224,19 +256,15 @@ wxSize wxWizardSizer::GetMaxChildSize() if ( m_owner->m_started ) { - m_childSizeValid = true; m_childSize = maxOfMin; } return maxOfMin; } -int wxWizardSizer::Border() const +int wxWizardSizer::GetBorder() const { - if ( m_owner->m_calledSetBorder ) - return m_owner->m_border; - - return m_children.IsEmpty() ? 5 : 0; + return m_owner->m_border; } wxSize wxWizardSizer::SiblingSize(wxSizerItem *child) @@ -275,9 +303,10 @@ void wxWizard::Init() m_statbmp = NULL; m_sizerBmpAndPage = NULL; m_sizerPage = NULL; - m_calledSetBorder = false; - m_border = 0; + m_border = 5; m_started = false; + m_wasModal = false; + m_usingSizer = false; } bool wxWizard::Create(wxWindow *parent, @@ -328,7 +357,7 @@ void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn) } #endif - // Added to m_sizerBmpAndPage in FinishLayout + // Added to m_sizerBmpAndPage later m_sizerPage = new wxWizardSizer(this); } @@ -392,7 +421,7 @@ void wxWizard::AddButtonRow(wxBoxSizer *mainColumn) // was created before the 'next' button. bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA); - int buttonStyle = isPda ? wxBU_EXACTFIT : 0; + int buttonStyle = isPda ? wxBU_EXACTFIT : 0; wxBoxSizer *buttonRow = new wxBoxSizer(wxHORIZONTAL); #ifdef __WXMAC__ @@ -457,10 +486,10 @@ void wxWizard::DoCreateControls() 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); @@ -473,48 +502,24 @@ void wxWizard::DoCreateControls() ); AddBitmapRow(mainColumn); - + if (!isPda) AddStaticLine(mainColumn); - + AddButtonRow(mainColumn); - // wxWindow::SetSizer should be followed by wxWindow::Fit, but - // this is done in FinishLayout anyway so why duplicate it SetSizer(windowSizer); } void wxWizard::SetPageSize(const wxSize& size) { - wxCHECK_RET(!m_started,wxT("wxWizard::SetPageSize after RunWizard")); + wxCHECK_RET(!m_started, wxT("wxWizard::SetPageSize after RunWizard")); m_sizePage = size; } -void wxWizard::FinishLayout() -{ - bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA); - - // Set to enable wxWizardSizer::GetMaxChildSize - m_started = true; - - m_sizerBmpAndPage->Add( - m_sizerPage, - 1, // Horizontal stretching - wxEXPAND | wxALL, // Vertically stretchable - m_sizerPage->Border() - ); - - if (!isPda) - { - GetSizer()->SetSizeHints(this); - if ( m_posWizard == wxDefaultPosition ) - CentreOnScreen(); - } -} - void wxWizard::FitToPage(const wxWizardPage *page) { - wxCHECK_RET(!m_started,wxT("wxWizard::FitToPage after RunWizard")); + wxCHECK_RET(!m_started, wxT("wxWizard::FitToPage after RunWizard")); while ( page ) { @@ -530,26 +535,35 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) { wxASSERT_MSG( page != m_page, wxT("this is useless") ); + wxSizerFlags flags(1); + flags.Border(wxALL, m_border).Expand(); + + if ( !m_started ) + { + 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; - // 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 bmpPrev, bmpCur; + // 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); + wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGING, GetId(), + goingForward, m_page); if ( m_page->GetEventHandler()->ProcessEvent(event) && !event.IsAllowed() ) { @@ -561,11 +575,10 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) btnLabelWasNext = HasNextPage(m_page); - // Get the bitmap of the previous page (if it exists) - if ( m_page->GetBitmap().Ok() ) - { - bmpPrev = m_page->GetBitmap(); - } + bmpPrev = m_page->GetBitmap(); + + if ( !m_usingSizer ) + m_sizerBmpAndPage->Detach(m_page); } // set the new page @@ -575,7 +588,7 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) if ( !m_page ) { // terminate successfully - if(IsModal()) + if ( IsModal() ) { EndModal(wxID_OK); } @@ -596,32 +609,33 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) // position and show the new page (void)m_page->TransferDataToWindow(); - // wxWizardSizer::RecalcSizes wants to be called when m_page changes - m_sizerPage->RecalcSizes(); - - // check if bitmap needs to be updated - // update default flag as well - if ( m_page->GetBitmap().Ok() ) + if ( m_usingSizer ) { - bmpCur = m_page->GetBitmap(); - bmpIsDefault = false; + // 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 - // 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 && (bmpCur != bmpPrev) ) + // update the bitmap if:it changed + if ( m_statbmp ) { - wxBitmap bmp; - if ( bmpIsDefault ) + wxBitmap bmp = m_page->GetBitmap(); + if ( !bmp.Ok() ) bmp = m_bitmap; - else - bmp = m_page->GetBitmap(); - m_statbmp->SetBitmap(bmp); + + if ( !bmpPrev.Ok() ) + bmpPrev = m_bitmap; + + if ( bmp != bmpPrev ) + m_statbmp->SetBitmap(bmp); } -#endif +#endif // wxUSE_STATBMP + // and update the buttons state m_btnPrev->Enable(HasPrevPage(m_page)); @@ -629,15 +643,13 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) bool hasNext = HasNextPage(m_page); if ( btnLabelWasNext != hasNext ) { - // need to update - if (btnLabelWasNext) - m_btnNext->SetLabel(_("&Finish")); - else - m_btnNext->SetLabel(_("&Next >")); + m_btnNext->SetLabel(hasNext ? _("&Next >") : _("&Finish")); } - m_btnNext->SetDefault(); // 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); @@ -646,6 +658,21 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) 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(); + } + } + return true; } @@ -653,13 +680,11 @@ bool wxWizard::RunWizard(wxWizardPage *firstPage) { wxCHECK_MSG( firstPage, false, wxT("can't run empty wizard") ); - // This cannot be done sooner, because user can change layout options - // up to this moment - FinishLayout(); - // can't return false here because there is no old page (void)ShowPage(firstPage, true /* forward */); + m_wasModal = true; + return ShowModal() == wxID_OK; } @@ -669,48 +694,53 @@ wxWizardPage *wxWizard::GetCurrentPage() const } wxSize wxWizard::GetPageSize() const -{ - wxSize pageSize(GetManualPageSize()); - pageSize.IncTo(m_sizerPage->GetMaxChildSize()); - return pageSize; -} - -wxSizer *wxWizard::GetPageAreaSizer() const -{ - return m_sizerPage; -} - -void wxWizard::SetBorder(int border) -{ - wxCHECK_RET(!m_started,wxT("wxWizard::SetBorder after RunWizard")); - - m_calledSetBorder = true; - m_border = border; -} - -wxSize wxWizard::GetManualPageSize() const { // default width and height of the page - int DEFAULT_PAGE_WIDTH = 270; - int DEFAULT_PAGE_HEIGHT = 270; - bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA); - if (isPda) + 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; } - - wxSize totalPageSize(DEFAULT_PAGE_WIDTH,DEFAULT_PAGE_HEIGHT); + else // !PDA + { + DEFAULT_PAGE_WIDTH = + DEFAULT_PAGE_HEIGHT = 270; + } - totalPageSize.IncTo(m_sizePage); + // 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 ) { - totalPageSize.IncTo(wxSize(0, m_bitmap.GetHeight())); + // make the page at least as tall as the bitmap + pageSize.IncTo(wxSize(0, m_bitmap.GetHeight())); } - return totalPageSize; + 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) +{ + wxCHECK_RET(!m_started, wxT("wxWizard::SetBorder after RunWizard")); + + m_border = border; } void wxWizard::OnCancel(wxCommandEvent& WXUNUSED(eventUnused)) @@ -742,10 +772,12 @@ void wxWizard::OnBackOrNext(wxCommandEvent& event) (event.GetEventObject() == m_btnPrev), wxT("unknown button") ); + wxCHECK_RET( m_page, _T("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 // may change the value returned by these methods - if ( m_page && (!m_page->Validate() || !m_page->TransferDataFromWindow()) ) + if ( !m_page->Validate() || !m_page->TransferDataFromWindow() ) { // the page data is incorrect, don't do anything return; @@ -765,7 +797,7 @@ void wxWizard::OnBackOrNext(wxCommandEvent& event) wxASSERT_MSG( page, wxT("\"