wxWidgets/include/wx/hyperlink.h
2009-01-12 14:26:13 +00:00

151 lines
4.8 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/hyperlink.h
// Purpose: Hyperlink control
// Author: David Norris <danorris@gmail.com>, Otto Wyss
// Modified by: Ryan Norton, Francesco Montorsi
// Created: 04/02/2005
// RCS-ID: $Id$
// Copyright: (c) 2005 David Norris
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_HYPERLINK_H_
#define _WX_HYPERLINK_H_
#include "wx/defs.h"
#if wxUSE_HYPERLINKCTRL
#include "wx/control.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
#define wxHL_CONTEXTMENU 0x0001
#define wxHL_ALIGN_LEFT 0x0002
#define wxHL_ALIGN_RIGHT 0x0004
#define wxHL_ALIGN_CENTRE 0x0008
#define wxHL_DEFAULT_STYLE (wxHL_CONTEXTMENU|wxNO_BORDER|wxHL_ALIGN_CENTRE)
extern WXDLLIMPEXP_DATA_ADV(const char) wxHyperlinkCtrlNameStr[];
// ----------------------------------------------------------------------------
// wxHyperlinkCtrl
// ----------------------------------------------------------------------------
// A static text control that emulates a hyperlink. The link is displayed
// in an appropriate text style, derived from the control's normal font.
// When the mouse rolls over the link, the cursor changes to a hand and the
// link's color changes to the active color.
//
// Clicking on the link does not launch a web browser; instead, a
// HyperlinkEvent is fired. The event propagates upward until it is caught,
// just like a wxCommandEvent.
//
// Use the EVT_HYPERLINK() to catch link events.
class WXDLLIMPEXP_ADV wxHyperlinkCtrlBase : public wxControl
{
public:
// get/set
virtual wxColour GetHoverColour() const = 0;
virtual void SetHoverColour(const wxColour &colour) = 0;
virtual wxColour GetNormalColour() const = 0;
virtual void SetNormalColour(const wxColour &colour) = 0;
virtual wxColour GetVisitedColour() const = 0;
virtual void SetVisitedColour(const wxColour &colour) = 0;
virtual wxString GetURL() const = 0;
virtual void SetURL (const wxString &url) = 0;
virtual void SetVisited(bool visited = true) = 0;
virtual bool GetVisited() const = 0;
// NOTE: also wxWindow::Set/GetLabel, wxWindow::Set/GetBackgroundColour,
// wxWindow::Get/SetFont, wxWindow::Get/SetCursor are important !
protected:
virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
// checks for validity some of the ctor/Create() function parameters
void CheckParams(const wxString& label, const wxString& url, long style);
public:
// not part of the public API but needs to be public as used by
// GTK+ callbacks:
void SendEvent();
};
#ifndef __WXDEBUG__
inline void wxHyperlinkCtrlBase::CheckParams(const wxString&, const wxString&, long) { }
#endif
// ----------------------------------------------------------------------------
// wxHyperlinkEvent
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_FWD_ADV wxHyperlinkEvent;
wxDECLARE_EXPORTED_EVENT( WXDLLIMPEXP_ADV, wxEVT_COMMAND_HYPERLINK, wxHyperlinkEvent )
//
// An event fired when the user clicks on the label in a hyperlink control.
// See HyperlinkControl for details.
//
class WXDLLIMPEXP_ADV wxHyperlinkEvent : public wxCommandEvent
{
public:
wxHyperlinkEvent() {}
wxHyperlinkEvent(wxObject *generator, wxWindowID id, const wxString& url)
: wxCommandEvent(wxEVT_COMMAND_HYPERLINK, id),
m_url(url)
{
SetEventObject(generator);
}
// Returns the URL associated with the hyperlink control
// that the user clicked on.
wxString GetURL() const { return m_url; }
void SetURL(const wxString &url) { m_url=url; }
// default copy ctor, assignment operator and dtor are ok
virtual wxEvent *Clone() const { return new wxHyperlinkEvent(*this); }
private:
// URL associated with the hyperlink control that the used clicked on.
wxString m_url;
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHyperlinkEvent)
};
// ----------------------------------------------------------------------------
// event types and macros
// ----------------------------------------------------------------------------
typedef void (wxEvtHandler::*wxHyperlinkEventFunction)(wxHyperlinkEvent&);
#define wxHyperlinkEventHandler(func) \
wxEVENT_HANDLER_CAST(wxHyperlinkEventFunction, func)
#define EVT_HYPERLINK(id, fn) \
wx__DECLARE_EVT1(wxEVT_COMMAND_HYPERLINK, id, wxHyperlinkEventHandler(fn))
#if defined(__WXGTK210__) && !defined(__WXUNIVERSAL__)
#include "wx/gtk/hyperlink.h"
#else
#include "wx/generic/hyperlink.h"
#define wxHyperlinkCtrl wxGenericHyperlinkCtrl
#endif
#endif // wxUSE_HYPERLINKCTRL
#endif // _WX_HYPERLINK_H_