src/frontends/LyXView.C

   1 /**
   2  * \file LyXView.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  * \author John Levon
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #include <config.h>
  13
  14 #include "LyXView.h"
  15 #include "Dialogs.h"
  16 #include "Timeout.h"
  17 #include "Toolbar.h"
  18 #include "Menubar.h"
  19
  20 #include "buffer.h"
  21 #include "BufferView.h"
  22 #include "bufferview_funcs.h"
  23 #include "debug.h"
  24 #include "funcrequest.h"
  25 #include "gettext.h"
  26 #include "intl.h"
  27 #include "lyx_cb.h"
  28 #include "lyxfunc.h"
  29 #include "lyxrc.h"
  30 #include "lyxtext.h"
  31 #include "MenuBackend.h"
  32 #include "paragraph.h"
  33
  34 #include "controllers/ControlCommandBuffer.h"
  35
  36 #include "mathed/math_cursor.h"
  37
  38 #include "support/filetools.h" // OnlyFilename()
  39
  40 #include <boost/bind.hpp>
  41
  42 #include <sys/time.h>
  43 #include <unistd.h>
  44
  45 using namespace lyx::support;
  46 using std::endl;
  47
  48
  49 string current_layout;
  50
  51
  52 LyXView::LyXView()
  53         : intl_(new Intl),
  54           autosave_timeout_(new Timeout(5000)),
  55           lyxfunc_(new LyXFunc(this)),
  56           dialogs_(new Dialogs(*this)),
  57           controlcommand_(new ControlCommandBuffer(*this))
  58 {
  59         lyxerr[Debug::INIT] << "Initializing LyXFunc" << endl;
  60 }
  61
  62
  63 LyXView::~LyXView()
  64 {
  65 }
  66
  67
  68 void LyXView::init()
  69 {
  70         updateLayoutChoice();
  71         updateMenubar();
  72
  73         // Start autosave timer
  74         if (lyxrc.autosave) {
  75                 autosave_timeout_->timeout.connect(boost::bind(&LyXView::autoSave, this));
  76                 autosave_timeout_->setTimeout(lyxrc.autosave * 1000);
  77                 autosave_timeout_->start();
  78         }
  79
  80         intl_->InitKeyMapper(lyxrc.use_kbmap);
  81 }
  82
  83
  84 Buffer * LyXView::buffer() const
  85 {
  86         return bufferview_->buffer();
  87 }
  88
  89
  90 boost::shared_ptr<BufferView> const & LyXView::view() const
  91 {
  92         return bufferview_;
  93 }
  94
  95
  96 void LyXView::setLayout(string const & layout)
  97 {
  98         toolbar_->setLayout(layout);
  99 }
 100
 101
 102 void LyXView::updateToolbar()
 103 {
 104         bool const math = mathcursor;
 105         bool const table =
 106                 !getLyXFunc().getStatus(LFUN_LAYOUT_TABULAR).disabled();
 107         toolbar_->update(math, table);
 108 }
 109
 110
 111 void LyXView::updateMenubar()
 112 {
 113         menubar_->update();
 114 }
 115
 116
 117 void LyXView::autoSave()
 118 {
 119         lyxerr[Debug::INFO] << "Running autoSave()" << endl;
 120
 121         if (view()->available()) {
 122                 ::AutoSave(view().get());
 123         }
 124 }
 125
 126
 127 void LyXView::resetAutosaveTimer()
 128 {
 129         if (lyxrc.autosave)
 130                 autosave_timeout_->restart();
 131 }
 132
 133
 134 void LyXView::updateLayoutChoice()
 135 {
 136         // don't show any layouts without a buffer
 137         if (!view()->buffer()) {
 138                 toolbar_->clearLayoutList();
 139                 return;
 140         }
 141
 142         // update the layout display
 143         if (toolbar_->updateLayoutList(buffer()->params.textclass)) {
 144                 current_layout = buffer()->params.getLyXTextClass().defaultLayoutName();
 145         }
 146
 147         string const & layout =
 148                 bufferview_->getLyXText()->cursor.par()->layout()->name();
 149
 150         if (layout != current_layout) {
 151                 toolbar_->setLayout(layout);
 152                 current_layout = layout;
 153         }
 154 }
 155
 156
 157 void LyXView::updateWindowTitle()
 158 {
 159         static string last_title = "LyX";
 160         string maximize_title = "LyX";
 161         string minimize_title = "LyX";
 162
 163         if (view()->available()) {
 164                 string const cur_title = buffer()->fileName();
 165                 if (!cur_title.empty()) {
 166                         maximize_title += ": " + MakeDisplayPath(cur_title, 30);
 167                         minimize_title = OnlyFilename(cur_title);
 168                         if (!buffer()->isClean()) {
 169                                 maximize_title += _(" (changed)");
 170                                 minimize_title += '*';
 171                         }
 172                         if (buffer()->isReadonly())
 173                                 maximize_title += _(" (read only)");
 174                 }
 175         }
 176
 177         if (maximize_title != last_title) {
 178                 setWindowTitle(maximize_title, minimize_title);
 179                 last_title = maximize_title;
 180         }
 181 }
 182
 183
 184 void LyXView::dispatch(FuncRequest const & req)
 185 {
 186         // substitute the correct BufferView here
 187         FuncRequest r = req;
 188         r.setView(view().get());
 189         getLyXFunc().dispatch(r);
 190 }