X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/223d09f6b523aac674ef9b72a883dfa8d37c5d4e..ffdd3c9861e9fb1fc544435f2479b3e486194b33:/src/generic/wizard.cpp diff --git a/src/generic/wizard.cpp b/src/generic/wizard.cpp index b50ea09e07..65360bcda5 100644 --- a/src/generic/wizard.cpp +++ b/src/generic/wizard.cpp @@ -32,6 +32,7 @@ #include "wx/dynarray.h" #include "wx/intl.h" #include "wx/statbmp.h" + #include "wx/button.h" #endif //WX_PRECOMP #include "wx/statline.h" @@ -48,6 +49,10 @@ WX_DEFINE_ARRAY(wxPanel *, wxArrayPages); // event tables and such // ---------------------------------------------------------------------------- +DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGED) +DEFINE_EVENT_TYPE(wxEVT_WIZARD_PAGE_CHANGING) +DEFINE_EVENT_TYPE(wxEVT_WIZARD_CANCEL) + BEGIN_EVENT_TABLE(wxWizard, wxDialog) EVT_BUTTON(wxID_CANCEL, wxWizard::OnCancel) EVT_BUTTON(-1, wxWizard::OnBackOrNext) @@ -66,7 +71,8 @@ IMPLEMENT_DYNAMIC_CLASS(wxWizardEvent, wxNotifyEvent) // wxWizardPage // ---------------------------------------------------------------------------- -wxWizardPage::wxWizardPage(wxWizard *parent) : wxPanel(parent) +wxWizardPage::wxWizardPage(wxWizard *parent, const wxBitmap& bitmap) + : wxPanel(parent), m_bitmap(bitmap) { // initially the page is hidden, it's shown only when it becomes current Hide(); @@ -93,9 +99,24 @@ wxWizard::wxWizard(wxWindow *parent, int id, const wxString& title, const wxBitmap& bitmap, - const wxPoint& pos, - const wxSize& size) + const wxPoint& pos) + : 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; + + (void)wxDialog::Create(parent, id, title, pos); +} + +void wxWizard::DoCreateControls() { + // do nothing if the controls were already created + if ( WasCreated() ) + return; + // constants defining the dialog layout // ------------------------------------ @@ -120,36 +141,41 @@ wxWizard::wxWizard(wxWindow *parent, static const int DEFAULT_PAGE_WIDTH = 270; static const int DEFAULT_PAGE_HEIGHT = 290; - // init members - // ------------ - - m_page = (wxWizardPage *)NULL; - // create controls // --------------- wxSize sizeBtn = wxButton::GetDefaultSize(); - (void)wxDialog::Create(parent, id, title, pos, size); - // 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() ) + + int defaultHeight; + if ( m_bitmap.Ok() ) { - (void)new wxStaticBitmap(this, -1, bitmap, wxPoint(m_x, m_y)); + m_statbmp = new wxStaticBitmap(this, -1, m_bitmap, wxPoint(m_x, m_y)); + + m_x += m_bitmap.GetWidth() + BITMAP_X_MARGIN; - m_x += bitmap.GetWidth() + BITMAP_X_MARGIN; - m_height = bitmap.GetHeight(); + defaultHeight = m_bitmap.GetHeight(); } else { - m_height = DEFAULT_PAGE_HEIGHT; + m_statbmp = (wxStaticBitmap *)NULL; + + defaultHeight = DEFAULT_PAGE_HEIGHT; } - m_width = DEFAULT_PAGE_WIDTH; + // 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; int x = X_MARGIN; int y = m_y + m_height + BITMAP_Y_MARGIN; @@ -157,14 +183,14 @@ wxWizard::wxWizard(wxWindow *parent, #if wxUSE_STATLINE (void)new wxStaticLine(this, -1, wxPoint(x, y), wxSize(m_x + m_width - x, 2)); -#endif +#endif // wxUSE_STATLINE 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); + m_btnPrev = new wxButton(this, wxID_BACKWARD, _("< &Back"), wxPoint(x, y), sizeBtn); x += sizeBtn.x; - m_btnNext = new wxButton(this, -1, _("&Next >"), wxPoint(x, y), sizeBtn); + m_btnNext = new wxButton(this, wxID_FORWARD, _("&Next >"), wxPoint(x, y), sizeBtn); x += sizeBtn.x + BUTTON_MARGIN; (void)new wxButton(this, wxID_CANCEL, _("Cancel"), wxPoint(x, y), sizeBtn); @@ -172,19 +198,24 @@ wxWizard::wxWizard(wxWindow *parent, // position and size the dialog // ---------------------------- - if ( size == wxDefaultSize ) - { - SetClientSize(m_x + m_width + X_MARGIN, - m_y + m_height + BITMAP_Y_MARGIN + - SEPARATOR_LINE_MARGIN + sizeBtn.y + Y_MARGIN); - } + SetClientSize(m_x + m_width + X_MARGIN, + m_y + m_height + BITMAP_Y_MARGIN + + SEPARATOR_LINE_MARGIN + sizeBtn.y + Y_MARGIN); - if ( pos == wxDefaultPosition ) + if ( m_posWizard == wxDefaultPosition ) { - Centre(); + CentreOnScreen(); } } +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()!") ); + + m_sizePage = size; +} + bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) { wxASSERT_MSG( page != m_page, wxT("this is useless") ); @@ -193,15 +224,11 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) // button or not (initially the label is "Next") bool btnLabelWasNext = TRUE; + // and this tells us whether we already had the default bitmap before + bool bmpWasDefault = TRUE; + if ( m_page ) { - // ask the current page first - if ( !m_page->TransferDataFromWindow() ) - { - // the page data is incorrect - return FALSE; - } - // send the event to the old page wxWizardEvent event(wxEVT_WIZARD_PAGE_CHANGING, GetId(), goingForward); if ( m_page->GetEventHandler()->ProcessEvent(event) && @@ -214,6 +241,7 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) m_page->Hide(); btnLabelWasNext = m_page->GetNext() != (wxWizardPage *)NULL; + bmpWasDefault = !m_page->GetBitmap().Ok(); } // set the new one @@ -237,13 +265,29 @@ bool wxWizard::ShowPage(wxWizardPage *page, bool goingForward) 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) + bool bmpIsDefault = !m_page->GetBitmap().Ok(); + if ( m_statbmp && (bmpIsDefault != bmpWasDefault) ) + { + wxBitmap bmp; + if ( bmpIsDefault ) + bmp = m_bitmap; + else + bmp = m_page->GetBitmap(); + m_statbmp->SetBitmap(bmp); + } + // and update the buttons state m_btnPrev->Enable(m_page->GetPrev() != (wxWizardPage *)NULL); - if ( btnLabelWasNext != (m_page->GetNext() != (wxWizardPage *)NULL) ) + bool hasNext = m_page->GetNext() != (wxWizardPage *)NULL; + if ( btnLabelWasNext != hasNext ) { // need to update - m_btnNext->SetLabel(btnLabelWasNext ? _("&Finish") : _("&Next >")); + if (btnLabelWasNext) + m_btnNext->SetLabel(_("&Finish")); + else + m_btnNext->SetLabel(_("&Next >")); } // nothing to do: the label was already correct @@ -254,6 +298,8 @@ bool wxWizard::RunWizard(wxWizardPage *firstPage) { 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 */); @@ -265,6 +311,15 @@ wxWizardPage *wxWizard::GetCurrentPage() const return m_page; } +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(); + + return wxSize(m_width, m_height); +} + void wxWizard::OnCancel(wxCommandEvent& WXUNUSED(event)) { // this function probably can never be called when we don't have an active @@ -286,6 +341,15 @@ void wxWizard::OnBackOrNext(wxCommandEvent& event) (event.GetEventObject() == m_btnPrev), wxT("unknown button") ); + // 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->TransferDataFromWindow() ) + { + // the page data is incorrect, don't do anything + return; + } + bool forward = event.GetEventObject() == m_btnNext; wxWizardPage *page; @@ -314,9 +378,9 @@ wxWizard *wxWizardBase::Create(wxWindow *parent, const wxString& title, const wxBitmap& bitmap, const wxPoint& pos, - const wxSize& size) + const wxSize& WXUNUSED(size)) { - return new wxWizard(parent, id, title, bitmap, pos, size); + return new wxWizard(parent, id, title, bitmap, pos); } // ----------------------------------------------------------------------------