native wxHyperlinkCtrl implementation for GTK+ 2.10+ (patch 1661851)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44647 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/hyperlink.h

@@ -0,0 +1,142 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        wx/generic/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 __GENERICHYPERLINKCTRLH__
+#define __GENERICHYPERLINKCTRLH__
+
+#include "wx/defs.h"
+#include "wx/control.h"
+
+
+// ----------------------------------------------------------------------------
+// wxGenericHyperlinkCtrl
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_ADV wxGenericHyperlinkCtrl : public wxHyperlinkCtrlBase
+{
+public:
+    // Default constructor (for two-step construction).
+    wxGenericHyperlinkCtrl() { }
+
+    // Constructor.
+    wxGenericHyperlinkCtrl(wxWindow *parent,
+                            wxWindowID id,
+                            const wxString& label, const wxString& url,
+                            const wxPoint& pos = wxDefaultPosition,
+                            const wxSize& size = wxDefaultSize,
+                            long style = wxHL_DEFAULT_STYLE,
+                            const wxString& name = wxHyperlinkCtrlNameStr)
+    {
+        (void)Create(parent, id, label, url, pos, size, style, name);
+    }
+
+    // Creation function (for two-step construction).
+    bool Create(wxWindow *parent,
+                wxWindowID id,
+                const wxString& label, const wxString& url,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = wxHL_DEFAULT_STYLE,
+                const wxString& name = wxHyperlinkCtrlNameStr);
+
+
+    // get/set
+    wxColour GetHoverColour() const { return m_hoverColour; }
+    void SetHoverColour(const wxColour &colour) { m_hoverColour = colour; }
+
+    wxColour GetNormalColour() const { return m_normalColour; }
+    void SetNormalColour(const wxColour &colour);
+
+    wxColour GetVisitedColour() const { return m_visitedColour; }
+    void SetVisitedColour(const wxColour &colour);
+
+    wxString GetURL() const { return m_url; }
+    void SetURL (const wxString &url) { m_url=url; }
+
+    void SetVisited(bool visited = true) { m_visited=visited; }
+    bool GetVisited() const { return m_visited; }
+
+    // NOTE: also wxWindow::Set/GetLabel, wxWindow::Set/GetBackgroundColour,
+    //       wxWindow::Get/SetFont, wxWindow::Get/SetCursor are important !
+
+
+protected:
+    // event handlers
+
+    // Renders the hyperlink.
+    void OnPaint(wxPaintEvent& event);
+
+    // Returns the wxRect of the label of this hyperlink.
+    // This is different from the clientsize's rectangle when
+    // clientsize != bestsize and this rectangle is influenced
+    // by the alignment of the label (wxHL_ALIGN_*).
+    wxRect GetLabelRect() const;
+
+    // If the click originates inside the bounding box of the label,
+    // a flag is set so that an event will be fired when the left
+    // button is released.
+    void OnLeftDown(wxMouseEvent& event);
+
+    // If the click both originated and finished inside the bounding box
+    // of the label, a HyperlinkEvent is fired.
+    void OnLeftUp(wxMouseEvent& event);
+    void OnRightUp(wxMouseEvent& event);
+
+    // Changes the cursor to a hand, if the mouse is inside the label's
+    // bounding box.
+    void OnMotion(wxMouseEvent& event);
+
+    // Changes the cursor back to the default, if necessary.
+    void OnLeaveWindow(wxMouseEvent& event);
+
+    // handles "Copy URL" menuitem
+    void OnPopUpCopy(wxCommandEvent& event);
+
+    // Refreshes the control to update label's position if necessary
+    void OnSize(wxSizeEvent& event);
+
+
+    // overridden base class virtuals
+
+    // Returns the best size for the window, which is the size needed
+    // to display the text label.
+    virtual wxSize DoGetBestSize() const;
+
+    // creates a context menu with "Copy URL" menuitem
+    virtual void DoContextMenu(const wxPoint &);
+
+private:
+    // URL associated with the link. This is transmitted inside
+    // the HyperlinkEvent fired when the user clicks on the label.
+    wxString m_url;
+
+    // Foreground colours for various link types.
+    // NOTE: wxWindow::m_backgroundColour is used for background,
+    //       wxWindow::m_foregroundColour is used to render non-visited links
+    wxColour m_hoverColour;
+    wxColour m_normalColour;
+    wxColour m_visitedColour;
+
+    // True if the mouse cursor is inside the label's bounding box.
+    bool m_rollover;
+
+    // True if the link has been clicked before.
+    bool m_visited;
+
+    // True if a click is in progress (left button down) and the click
+    // originated inside the label's bounding box.
+    bool m_clicking;
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxGenericHyperlinkCtrl)
+};
+
+#endif // __GENERICHYPERLINKCTRLH__