///////////////////////////////////////////////////////////////////////////////
-// Name: wizard.h
+// Name: wx/wizard.h
// Purpose: wxWizard class: a GUI control presenting the user with a
// sequence of dialogs which allows to simply perform some task
// Author: Vadim Zeitlin (partly based on work by Ron Kuris and Kevin B.
// Smith)
-// Modified by:
+// Modified by: Robert Cavanaugh
+// Added capability to use .WXR resource files in Wizard pages
+// Added wxWIZARD_HELP event
+// 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
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WIZARD_H_
#define _WX_WIZARD_H_
+#include "wx/defs.h"
+
+#if wxUSE_WIZARDDLG
+
+// ----------------------------------------------------------------------------
+// headers and other simple declarations
+// ----------------------------------------------------------------------------
+
+#include "wx/dialog.h" // the base class
+#include "wx/panel.h" // ditto
+#include "wx/event.h" // wxEVT_XXX constants
+#include "wx/bitmap.h"
+
+// Extended style to specify a help button
+#define wxWIZARD_EX_HELPBUTTON 0x00000010
+
+// Placement flags
+#define wxWIZARD_VALIGN_TOP 0x01
+#define wxWIZARD_VALIGN_CENTRE 0x02
+#define wxWIZARD_VALIGN_BOTTOM 0x04
+#define wxWIZARD_HALIGN_LEFT 0x08
+#define wxWIZARD_HALIGN_CENTRE 0x10
+#define wxWIZARD_HALIGN_RIGHT 0x20
+#define wxWIZARD_TILE 0x40
+
+// forward declarations
+class WXDLLIMPEXP_FWD_ADV 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 WXDLLIMPEXP_ADV wxWizardPage : public wxPanel
+{
+public:
+ wxWizardPage() { Init(); }
+
+ // 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);
+
+ bool Create(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; }
+
+#if wxUSE_VALIDATORS
+ // Override the base functions to allow a validator to be assigned to this page.
+ virtual bool TransferDataToWindow()
+ {
+ return GetValidator() ? GetValidator()->TransferToWindow()
+ : wxPanel::TransferDataToWindow();
+ }
+
+ virtual bool TransferDataFromWindow()
+ {
+ return GetValidator() ? GetValidator()->TransferFromWindow()
+ : wxPanel::TransferDataFromWindow();
+ }
+
+ virtual bool Validate()
+ {
+ return GetValidator() ? GetValidator()->Validate(this)
+ : wxPanel::Validate();
+ }
+#endif // wxUSE_VALIDATORS
+
+protected:
+ // common part of ctors:
+ void Init();
+
+ wxBitmap m_bitmap;
+
+private:
+ DECLARE_DYNAMIC_CLASS_NO_COPY(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 WXDLLIMPEXP_ADV wxWizardPageSimple : public wxWizardPage
+{
+public:
+ wxWizardPageSimple() { Init(); }
+
+ // ctor takes the previous and next pages
+ wxWizardPageSimple(wxWizard *parent,
+ wxWizardPage *prev = NULL,
+ wxWizardPage *next = NULL,
+ const wxBitmap& bitmap = wxNullBitmap)
+ {
+ Create(parent, prev, next, bitmap);
+ }
+
+ bool Create(wxWizard *parent = NULL, // let it be default ctor too
+ wxWizardPage *prev = NULL,
+ wxWizardPage *next = NULL,
+ const wxBitmap& bitmap = wxNullBitmap)
+ {
+ m_prev = prev;
+ m_next = next;
+ return wxWizardPage::Create(parent, bitmap);
+ }
+
+ // 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:
+ // common part of ctors:
+ void Init()
+ {
+ m_prev = m_next = NULL;
+ }
+
+ // 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_NO_COPY(wxWizardPageSimple)
+};
+
// ----------------------------------------------------------------------------
// wxWizard
// ----------------------------------------------------------------------------
-class WXDLLEXPORT wxWizard : public wxDialog
+class WXDLLIMPEXP_ADV wxWizardBase : public wxDialog
{
public:
- // create the wizard control
- static wxWizard *Create(wxWindow *parent,
- int id = -1,
- const wxString& title = wxEmptyString,
- const wxBitmap& bitmap = wxNullBitmap,
- 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;
+ /*
+ The derived class (i.e. the real wxWizard) has a ctor and Create()
+ function taking the following arguments:
+
+ wxWizard(wxWindow *parent,
+ int id = wxID_ANY,
+ const wxString& title = wxEmptyString,
+ const wxBitmap& bitmap = wxNullBitmap,
+ const wxPoint& pos = wxDefaultPosition,
+ long style = wxDEFAULT_DIALOG_STYLE);
+ */
+ wxWizardBase() { }
+
+ // 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;
+
+ // 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
+ virtual wxSize GetPageSize() const = 0;
+
+ // set the best size for the wizard, i.e. make it big enough to contain all
+ // of the pages starting from the given one
+ //
+ // this function may be called several times and possible with different
+ // pages in which case it will only increase the page size if needed (this
+ // may be useful if not all pages are accessible from the first one by
+ // default)
+ virtual void FitToPage(const wxWizardPage *firstPage) = 0;
+
+ // Adding pages to page area sizer enlarges wizard
+ virtual wxSizer *GetPageAreaSizer() const = 0;
+
+ // Set border around page area. Default is 0 if you add at least one
+ // page to GetPageAreaSizer and 5 if you don't.
+ virtual void SetBorder(int border) = 0;
+
+ // the methods below may be overridden by the derived classes to provide
+ // custom logic for determining the pages order
+
+ virtual bool HasNextPage(wxWizardPage *page)
+ { return page->GetNext() != NULL; }
+
+ virtual bool HasPrevPage(wxWizardPage *page)
+ { return page->GetPrev() != NULL; }
+
+ /// Override these functions to stop InitDialog from calling TransferDataToWindow
+ /// for _all_ pages when the wizard starts. Instead 'ShowPage' will call
+ /// TransferDataToWindow for the first page only.
+ bool TransferDataToWindow() { return true; }
+ bool TransferDataFromWindow() { return true; }
+ bool Validate() { return true; }
private:
- DECLARE_DYNAMIC_CLASS(wxWizard)
+ wxDECLARE_NO_COPY_CLASS(wxWizardBase);
};
+// 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
+class WXDLLIMPEXP_ADV wxWizardEvent : public wxNotifyEvent
{
public:
- wxWizardEvent(wxEventType type = wxEVT_NULL, int id = 0);
+ wxWizardEvent(wxEventType type = wxEVT_NULL,
+ int id = wxID_ANY,
+ bool direction = true,
+ wxWizardPage* page = NULL);
+
+ // 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; }
- // get the previously active page or -1 if none
- int GetOldPage() const { return m_pageOld; }
+ wxWizardPage* GetPage() const { return m_page; }
- // get the current page or -1 if none
- int GetPage() const { return m_page; }
+ virtual wxEvent *Clone() const { return new wxWizardEvent(*this); }
private:
- int m_pageOld, m_page;
+ bool m_direction;
+ wxWizardPage* m_page;
- DECLARE_DYNAMIC_CLASS(wxWizardEvent)
+ DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWizardEvent)
};
// ----------------------------------------------------------------------------
// macros for handling wxWizardEvents
// ----------------------------------------------------------------------------
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_PAGE_CHANGED, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_PAGE_CHANGING, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_CANCEL, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_HELP, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_FINISHED, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_PAGE_SHOWN, wxWizardEvent );
+wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_WIZARD_BEFORE_PAGE_CHANGED, wxWizardEvent );
+
typedef void (wxEvtHandler::*wxWizardEventFunction)(wxWizardEvent&);
-// notifies that the page has just been changed
-#define EVT_WIZARD_PAGE_CHANGED(id, fn) { wxEVT_WIZARD_PAGE_CHANGED, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxWizardEventFunction) & fn, (wxObject *)NULL },
+#define wxWizardEventHandler(func) \
+ wxEVENT_HANDLER_CAST(wxWizardEventFunction, func)
+
+#define wx__DECLARE_WIZARDEVT(evt, id, fn) \
+ wx__DECLARE_EVT1(wxEVT_WIZARD_ ## evt, id, wxWizardEventHandler(fn))
+
+// notifies that the page has just been changed (can't be vetoed)
+#define EVT_WIZARD_PAGE_CHANGED(id, fn) wx__DECLARE_WIZARDEVT(PAGE_CHANGED, id, fn)
// the user pressed "<Back" or "Next>" button and the page is going to be
// changed - unless the event handler vetoes the event
-#define EVT_WIZARD_PAGE_CHANGING(id, fn) { wxEVT_WIZARD_PAGE_CHANGING, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxWizardEventFunction) & fn, (wxObject *)NULL },
+#define EVT_WIZARD_PAGE_CHANGING(id, fn) wx__DECLARE_WIZARDEVT(PAGE_CHANGING, id, fn)
+
+// Called before GetNext/GetPrev is called, so that the handler can change state that will be
+// used when GetNext/GetPrev is called. PAGE_CHANGING is called too late to influence GetNext/GetPrev.
+#define EVT_WIZARD_BEFORE_PAGE_CHANGED(id, fn) wx__DECLARE_WIZARDEVT(BEFORE_PAGE_CHANGED, id, fn)
// the user pressed "Cancel" button and the wizard is going to be dismissed -
// unless the event handler vetoes the event
-#define EVT_WIZARD_CANCEL(id, fn) { wxEVT_WIZARD_CANCEL, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxWizardEventFunction) & fn, (wxObject *)NULL },
+#define EVT_WIZARD_CANCEL(id, fn) wx__DECLARE_WIZARDEVT(CANCEL, id, fn)
+
+// the user pressed "Finish" button and the wizard is going to be dismissed -
+#define EVT_WIZARD_FINISHED(id, fn) wx__DECLARE_WIZARDEVT(FINISHED, id, fn)
+
+// the user pressed "Help" button
+#define EVT_WIZARD_HELP(id, fn) wx__DECLARE_WIZARDEVT(HELP, id, fn)
+
+// the page was just shown and laid out
+#define EVT_WIZARD_PAGE_SHOWN(id, fn) wx__DECLARE_WIZARDEVT(PAGE_SHOWN, id, fn)
+
+#endif // wxUSE_WIZARDDLG
#endif // _WX_WIZARD_H_
projects / wxWidgets.git / blobdiff