#define _WX_WIZARD_H_
// ----------------------------------------------------------------------------
-// headers
+// headers and other simple declarations
// ----------------------------------------------------------------------------
#ifndef WX_PRECOMP
#include "wx/event.h" // wxEVT_XXX constants
#endif // WX_PRECOMP
+// forward declarations
+class WXDLLEXPORT wxWizard;
+
+// ----------------------------------------------------------------------------
+// wxWizardPage is one of the wizards screen: it must know what are the
+// following and preceding pages (which may be NULL for the first/last page).
+//
+// Other than GetNext/Prev() functions, wxWizardPage is just a panel and may be
+// used as such (i.e. controls may be placed directly on it &c).
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxWizardPage : public wxPanel
+{
+public:
+ // ctor accepts an optional bitmap which will be used for this page instead
+ // of the default one for this wizard (should be of the same size). Notice
+ // that no other parameters are needed because the wizard will resize and
+ // reposition the page anyhow
+ wxWizardPage(wxWizard *parent, const wxBitmap& bitmap = wxNullBitmap);
+
+ // these functions are used by the wizard to show another page when the
+ // user chooses "Back" or "Next" button
+ virtual wxWizardPage *GetPrev() const = 0;
+ virtual wxWizardPage *GetNext() const = 0;
+
+ // default GetBitmap() will just return m_bitmap which is ok in 99% of
+ // cases - override this method if you want to create the bitmap to be used
+ // dynamically or to do something even more fancy. It's ok to return
+ // wxNullBitmap from here - the default one will be used then.
+ virtual wxBitmap GetBitmap() const { return m_bitmap; }
+
+protected:
+ wxBitmap m_bitmap;
+
+private:
+ DECLARE_ABSTRACT_CLASS(wxWizardPage)
+};
+
+// ----------------------------------------------------------------------------
+// wxWizardPageSimple just returns the pointers given to the ctor and is useful
+// to create a simple wizard where the order of pages never changes.
+//
+// OTOH, it is also possible to dynamicly decide which page to return (i.e.
+// depending on the user's choices) as the wizard sample shows - in order to do
+// this, you must derive from wxWizardPage directly.
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxWizardPageSimple : public wxWizardPage
+{
+public:
+ // ctor takes the previous and next pages
+ wxWizardPageSimple(wxWizard *parent = NULL, // let it be default ctor too
+ wxWizardPage *prev = (wxWizardPage *)NULL,
+ wxWizardPage *next = (wxWizardPage *)NULL)
+ : wxWizardPage(parent)
+ {
+ m_prev = prev;
+ m_next = next;
+ }
+
+ // the pointers may be also set later - but before starting the wizard
+ void SetPrev(wxWizardPage *prev) { m_prev = prev; }
+ void SetNext(wxWizardPage *next) { m_next = next; }
+
+ // a convenience function to make the pages follow each other
+ static void Chain(wxWizardPageSimple *first, wxWizardPageSimple *second)
+ {
+ wxCHECK_RET( first && second,
+ wxT("NULL passed to wxWizardPageSimple::Chain") );
+
+ first->SetNext(second);
+ second->SetPrev(first);
+ }
+
+ // base class pure virtuals
+ virtual wxWizardPage *GetPrev() const;
+ virtual wxWizardPage *GetNext() const;
+
+private:
+ // pointers are private, the derived classes shouldn't mess with them -
+ // just derive from wxWizardPage directly to implement different behaviour
+ wxWizardPage *m_prev,
+ *m_next;
+
+ DECLARE_DYNAMIC_CLASS(wxWizardPageSimple)
+};
+
// ----------------------------------------------------------------------------
// wxWizard
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxWizard : public wxDialog
+class WXDLLEXPORT wxWizardBase : public wxDialog
{
public:
// create the wizard control
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize);
- // wizard construction: add/insert new page into it
- // adds a page at the end
- virtual void AddPage(wxPanel *page) = 0;
- // adds a page before the page nPage (the new page will have this index)
- virtual void InsertPage(int nPage, wxPanel *page) = 0;
-
- // executes the wizard, returns TRUE if it was successfully finished, FALSE
- // if user cancelled it
- virtual bool RunWizard() = 0;
+ // executes the wizard starting from the given page, returns TRUE if it was
+ // successfully finished, FALSE if user cancelled it
+ virtual bool RunWizard(wxWizardPage *firstPage) = 0;
// get the current page (NULL if RunWizard() isn't running)
- virtual wxPanel *GetCurrentPage() const = 0;
+ virtual wxWizardPage *GetCurrentPage() const = 0;
-private:
- DECLARE_DYNAMIC_CLASS(wxWizard)
+ // set the min size which should be available for the pages: a
+ // wizard will take into account the size of the bitmap (if any)
+ // itself and will never be less than some predefined fixed size
+ virtual void SetPageSize(const wxSize& size) = 0;
+
+ // get the size available for the page: the wizards are not resizeable, so
+ // this size doesn't change
+ virtual wxSize GetPageSize() const = 0;
};
+// include the real class declaration
+#include "wx/generic/wizard.h"
+
// ----------------------------------------------------------------------------
-// wxWizardEvent class represents an event generated by the wizard
+// wxWizardEvent class represents an event generated by the wizard: this event
+// is first sent to the page itself and, if not processed there, goes up the
+// window hierarchy as usual
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxWizardEvent : public wxNotifyEvent
{
public:
- wxWizardEvent(wxEventType type = wxEVT_NULL, int id = 0);
-
- // get the previously active page or -1 if none
- int GetOldPage() const { return m_pageOld; }
+ wxWizardEvent(wxEventType type = wxEVT_NULL,
+ int id = -1,
+ bool direction = TRUE);
- // get the current page or -1 if none
- int GetPage() const { return m_page; }
+ // for EVT_WIZARD_PAGE_CHANGING, return TRUE if we're going forward or
+ // FALSE otherwise and for EVT_WIZARD_PAGE_CHANGED return TRUE if we came
+ // from the previous page and FALSE if we returned from the next one
+ // (this function doesn't make sense for CANCEL events)
+ bool GetDirection() const { return m_direction; }
private:
- int m_pageOld, m_page;
+ bool m_direction;
DECLARE_DYNAMIC_CLASS(wxWizardEvent)
};
typedef void (wxEvtHandler::*wxWizardEventFunction)(wxWizardEvent&);
-// notifies that the page has just been changed
+// notifies that the page has just been changed (can't be vetoed)
#define EVT_WIZARD_PAGE_CHANGED(id, fn) { wxEVT_WIZARD_PAGE_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxWizardEventFunction) & fn, (wxObject *)NULL },
// the user pressed "<Back" or "Next>" button and the page is going to be
projects / wxWidgets.git / blobdiff