src/frontends/gtk/GuiSelection.C

   1 // -*- C++ -*-
   2 /**
   3  * \file gtk/GuiSelection.C
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Huang Ying
   8  * \author Abdelrazak Younes
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 // Too hard to make concept checks work with this file
  16 #ifdef _GLIBCXX_CONCEPT_CHECKS
  17 #undef _GLIBCXX_CONCEPT_CHECKS
  18 #endif
  19 #ifdef _GLIBCPP_CONCEPT_CHECKS
  20 #undef _GLIBCPP_CONCEPT_CHECKS
  21 #endif
  22
  23 #include "GuiSelection.h"
  24
  25 #include "BufferView.h"
  26 #include "debug.h"
  27
  28 #include "frontends/Application.h"
  29 #include "frontends/Gui.h"
  30 #include "frontends/LyXView.h"
  31
  32 #include <gtkmm.h>
  33
  34 using std::endl;
  35 using std::string;
  36
  37 namespace lyx {
  38 namespace frontend {
  39
  40 docstring const GuiSelection::get() const
  41 {
  42         Glib::RefPtr<Gtk::Clipboard> clipboard =
  43                 Gtk::Clipboard::get(GDK_SELECTION_PRIMARY);
  44         string const str = clipboard->wait_for_text();
  45         lyxerr[Debug::ACTION] << "GuiSelection::get: " << str << endl;
  46         return lyx::from_utf8(str);
  47 }
  48
  49
  50 void GuiSelection::put(docstring const & str)
  51 {
  52         string const utf8 = lyx::to_utf8(str);
  53         lyxerr[Debug::ACTION] << "GuiSelection::put: " << utf8 << endl;
  54         Glib::RefPtr<Gtk::Clipboard> clipboard =
  55                 Gtk::Clipboard::get(GDK_SELECTION_PRIMARY);
  56         clipboard->set_text(utf8);
  57 }
  58
  59
  60 void GuiSelection::onClipboardGet(Gtk::SelectionData & /*selection_data*/,
  61                 guint /*info*/)
  62 {
  63         // FIXME: This assumes only one LyXView
  64         lyx::docstring const sel = theApp->gui().view(0).view()->requestSelection();
  65         if (!sel.empty())
  66                 put(sel);
  67 }
  68
  69
  70 void GuiSelection::onClipboardClear()
  71 {
  72         // FIXME: This assumes only one LyXView
  73         theApp->gui().view(0).view()->clearSelection();
  74 }
  75
  76
  77 void GuiSelection::haveSelection(bool toHave)
  78 {
  79         if (toHave) {
  80                 Glib::RefPtr<Gtk::Clipboard> clipboard =
  81                         Gtk::Clipboard::get(GDK_SELECTION_PRIMARY);
  82                 std::vector<Gtk::TargetEntry> listTargets;
  83                 listTargets.push_back(Gtk::TargetEntry("UTF8_STRING"));
  84                 clipboard->set(listTargets,
  85                                 sigc::mem_fun(const_cast<GuiSelection&>(*this),
  86                                         &GuiSelection::onClipboardGet),
  87                                 sigc::mem_fun(const_cast<GuiSelection&>(*this),
  88                                         &GuiSelection::onClipboardClear));
  89         }
  90 }
  91
  92 } // namespace frontend
  93 } // namespace lyx