src/MuleTextCtrl.cpp

   1 //
   2 // This file is part of the aMule Project.
   3 //
   4 // Copyright (c) 2004-2011 aMule Team ( admin@amule.org / http://www.amule.org )
   5 //
   6 // Any parts of this program derived from the xMule, lMule or eMule project,
   7 // or contributed by third-party developers are copyrighted by their
   8 // respective authors.
   9 //
  10 // This program is free software; you can redistribute it and/or modify
  11 // it under the terms of the GNU General Public License as published by
  12 // the Free Software Foundation; either version 2 of the License, or
  13 // (at your option) any later version.
  14 //
  15 // This program is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19 //
  20 // You should have received a copy of the GNU General Public License
  21 // along with this program; if not, write to the Free Software
  22 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
  23 //
  24
  25 #include "MuleTextCtrl.h"
  26 #include <wx/menu.h>
  27 #include <wx/intl.h>
  28 #include <wx/dataobj.h>
  29 #include <wx/clipbrd.h>
  30
  31 /**
  32  * These are the IDs used to identify the different menu-items.
  33  *
  34  * Please note that I make use of predefined wxIDs for the first two, but not
  35  * for Paste. This is because wxMenu poses some restrictions on what can be
  36  * done with items using those IDs, and by default, Paste is enabled even if
  37  * there's nothing to paste!
  38  */
  39 enum CMTC_Events
  40 {
  41         //! Cut text, uses provided ID
  42         CMTCE_Cut       = wxID_CUT,
  43         //! Copy text, uses privided ID
  44         CMTCE_Copy      = wxID_COPY,
  45         //! Paste text, uses custom ID
  46         CMTCE_Paste = wxID_HIGHEST + 666,       // Random satanic ID
  47         //! Clear text, uses custom ID
  48         CMTCE_Clear,
  49         //! Select All text, uses custom ID
  50         CMTCE_SelAll
  51 };
  52
  53
  54 BEGIN_EVENT_TABLE(CMuleTextCtrl, wxTextCtrl)
  55 #ifndef __WXGTK__
  56         EVT_RIGHT_DOWN  (CMuleTextCtrl::OnRightDown)
  57
  58         EVT_MENU        (CMTCE_Paste,   CMuleTextCtrl::OnPaste)
  59         EVT_MENU        (CMTCE_Clear,   CMuleTextCtrl::OnClear)
  60         EVT_MENU        (CMTCE_SelAll,  CMuleTextCtrl::OnSelAll)
  61 #endif
  62 END_EVENT_TABLE()
  63
  64
  65 CMuleTextCtrl::CMuleTextCtrl(wxWindow* parent, wxWindowID id, const wxString& value, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator, const wxString& name)
  66  :  wxTextCtrl( parent, id, value, pos, size, style, validator, name)
  67 {
  68 }
  69
  70
  71 void CMuleTextCtrl::OnRightDown( wxMouseEvent& evt )
  72 {
  73         // If this control doesn't have focus, then set it
  74         if ( FindFocus() != this )
  75                 SetFocus();
  76
  77         wxMenu popup_menu;
  78
  79         popup_menu.Append( CMTCE_Cut, _("Cut") );
  80         popup_menu.Append( CMTCE_Copy, _("Copy") );
  81         popup_menu.Append( CMTCE_Paste, _("Paste") );
  82         popup_menu.Append( CMTCE_Clear, _("Clear") );
  83
  84         popup_menu.AppendSeparator();
  85
  86         popup_menu.Append( CMTCE_SelAll, _("Select All") );
  87
  88
  89         // wxMenu will automatically enable/disable the Cut and Copy items,
  90         // however, were are a little more pricky about the Paste item than they
  91         // are, so we enable/disable it on our own, depending on whenever or not
  92         // there's actually something to paste
  93         bool canpaste = false;
  94         if ( CanPaste() ) {
  95                 if ( wxTheClipboard->Open() ) {
  96                         if ( wxTheClipboard->IsSupported( wxDF_TEXT ) ) {
  97                                 wxTextDataObject data;
  98                                 wxTheClipboard->GetData( data );
  99
 100                                 canpaste = (data.GetTextLength() > 0);
 101                         }
 102                         wxTheClipboard->Close();
 103                 }
 104         }
 105
 106
 107         popup_menu.Enable( CMTCE_Paste,         canpaste );
 108         popup_menu.Enable( CMTCE_Clear,         IsEditable() && !GetValue().IsEmpty() );
 109
 110         PopupMenu( &popup_menu, evt.GetX(), evt.GetY() );
 111 }
 112
 113
 114 void CMuleTextCtrl::OnPaste( wxCommandEvent& WXUNUSED(evt) )
 115 {
 116         Paste();
 117 }
 118
 119
 120 void CMuleTextCtrl::OnSelAll( wxCommandEvent& WXUNUSED(evt) )
 121 {
 122         // Move the pointer to the front
 123         SetInsertionPoint( 0 );
 124
 125         // Selects everything
 126         SetSelection( -1, -1 );
 127 }
 128
 129
 130 void CMuleTextCtrl::OnClear( wxCommandEvent& WXUNUSED(evt) )
 131 {
 132         Clear();
 133 }
 134
 135
 136 #ifdef __WXMAC__
 137 //#warning Remove this when wxMAC has been fixed.
 138 // https://sourceforge.net/tracker/?func=detail&atid=109863&aid=1189859&group_id=9863
 139 void CMuleTextCtrl::Clear()
 140 {
 141         if (IsMultiLine()) {
 142                 wxFont font = GetFont();
 143                 wxTextCtrl::Clear();
 144                 SetFont(font);
 145         } else {
 146                 wxTextCtrl::Clear();
 147         }
 148 }
 149 #endif
 150
 151 // File_checked_for_headers