X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/88517d90087856e01002f1e3dea1a0ce659f28ea..462167a9f7f9bace458054445806dd30c1ba2079:/src/generic/wizard.cpp diff --git a/src/generic/wizard.cpp b/src/generic/wizard.cpp index 567680beeb..5fcf9f9207 100644 --- a/src/generic/wizard.cpp +++ b/src/generic/wizard.cpp @@ -35,13 +35,15 @@ #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/scrolwin.h" #include "wx/wizard.h" +#include "wx/dcmemory.h" // ---------------------------------------------------------------------------- // wxWizardSizer @@ -52,6 +54,8 @@ class wxWizardSizer : public wxSizer public: wxWizardSizer(wxWizard *owner); + virtual wxSizerItem *Insert(size_t index, wxSizerItem *item); + virtual void RecalcSizes(); virtual wxSize CalcMin(); @@ -62,11 +66,14 @@ public: // 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; }; @@ -120,31 +127,17 @@ void wxWizardPage::Init() } wxWizardPage::wxWizardPage(wxWizard *parent, - const wxBitmap& bitmap, - const wxChar *resource) + const wxBitmap& bitmap) { - Create(parent, bitmap, resource); + Create(parent, bitmap); } bool wxWizardPage::Create(wxWizard *parent, - const wxBitmap& bitmap, - const wxChar *resource) + const wxBitmap& bitmap) { if ( !wxPanel::Create(parent, wxID_ANY) ) return false; - if ( resource != NULL ) - { -#if wxUSE_WX_RESOURCES -#if 0 - if ( !LoadFromResource(this, resource) ) - { - wxFAIL_MSG(wxT("wxWizardPage LoadFromResource failed!!!!")); - } -#endif -#endif // wxUSE_RESOURCES - } - m_bitmap = bitmap; // initially the page is hidden, it's shown only when it becomes current @@ -172,9 +165,36 @@ 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_childSizeValid = false; + 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() +{ + 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 +203,7 @@ 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)); } } @@ -195,23 +215,25 @@ 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()); maxOfMin.IncTo(SiblingSize(child)); } + // No longer applicable since we may change sizes when size adaptation is done +#if 0 #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") @@ -221,10 +243,10 @@ wxSize wxWizardSizer::GetMaxChildSize() return m_childSize; } #endif // __WXDEBUG__ +#endif if ( m_owner->m_started ) { - m_childSizeValid = true; m_childSize = maxOfMin; } @@ -233,10 +255,7 @@ wxSize wxWizardSizer::GetMaxChildSize() 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) @@ -275,10 +294,13 @@ 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; + m_bitmapBackgroundColour = *wxWHITE; + m_bitmapPlacement = 0; + m_bitmapMinimumWidth = 115; } bool wxWizard::Create(wxWindow *parent, @@ -298,6 +320,15 @@ bool wxWizard::Create(wxWindow *parent, return result; } +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; +} + void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn) { m_sizerBmpAndPage = new wxBoxSizer(wxHORIZONTAL); @@ -314,7 +345,11 @@ void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn) #if wxUSE_STATBMP if ( m_bitmap.Ok() ) { - 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 @@ -329,7 +364,7 @@ void wxWizard::AddBitmapRow(wxBoxSizer *mainColumn) } #endif - // Added to m_sizerBmpAndPage in FinishLayout + // Added to m_sizerBmpAndPage later m_sizerPage = new wxWizardSizer(this); } @@ -480,42 +515,18 @@ void wxWizard::DoCreateControls() 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->GetBorder() - ); - - 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 ) { @@ -531,26 +542,35 @@ 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() ) { @@ -562,11 +582,10 @@ 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 @@ -576,7 +595,7 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) if ( !m_page ) { // terminate successfully - if(IsModal()) + if ( IsModal() ) { EndModal(wxID_OK); } @@ -597,32 +616,37 @@ 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) ) - { - wxBitmap bmp; - if ( bmpIsDefault ) + // update the bitmap if:it changed + wxBitmap bmp; + if ( m_statbmp ) + { + 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 (!GetBitmapPlacement()) + { + if ( !bmp.IsSameAs(bmpPrev) ) + m_statbmp->SetBitmap(bmp); + } } -#endif +#endif // wxUSE_STATBMP + // and update the buttons state m_btnPrev->Enable(HasPrevPage(m_page)); @@ -630,15 +654,16 @@ 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 + if ( hasNext ) m_btnNext->SetLabel(_("&Next >")); + else + m_btnNext->SetLabel(_("&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); @@ -647,17 +672,51 @@ 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; + + DoWizardLayout(); + } + + if (GetBitmapPlacement() && m_statbmp) + { + ResizeBitmap(bmp); + + if ( !bmp.IsSameAs(bmpPrev) ) + m_statbmp->SetBitmap(bmp); + + if (m_usingSizer) + m_sizerPage->RecalcSizes(); + } + 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") ); - // 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 */); @@ -672,48 +731,53 @@ 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; } + else // !PDA + { + DEFAULT_PAGE_WIDTH = + DEFAULT_PAGE_HEIGHT = 270; + } - wxSize totalPageSize(DEFAULT_PAGE_WIDTH,DEFAULT_PAGE_HEIGHT); + // start with default minimal size + wxSize pageSize(DEFAULT_PAGE_WIDTH, DEFAULT_PAGE_HEIGHT); - totalPageSize.IncTo(m_sizePage); + // 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())); + } + + if ( m_usingSizer ) + { + // make it big enough to contain all pages added to the sizer + pageSize.IncTo(m_sizerPage->GetMaxChildSize()); } - return totalPageSize; + 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)) @@ -745,10 +809,12 @@ 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; @@ -768,7 +834,7 @@ void wxWizard::OnBackOrNext(wxCommandEvent& event) wxASSERT_MSG( page, wxT("\"SetBitmap(m_bitmap); +} + // ---------------------------------------------------------------------------- // wxWizardEvent // ---------------------------------------------------------------------------- @@ -829,4 +902,128 @@ wxWizardEvent::wxWizardEvent(wxEventType type, int id, bool direction, wxWizardP 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); + + SetLayoutAdaptationDone(true); + + return true; +} + +bool wxWizard::ResizeBitmap(wxBitmap& bmp) +{ + if (!GetBitmapPlacement()) + return false; + + if (bmp.Ok()) + { + 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().Ok() || 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