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 "bufferparams.h"
  22 #include "BufferView.h"
  23 #include "bufferview_funcs.h"
  24 #include "debug.h"
  25 #include "funcrequest.h"
  26 #include "gettext.h"
  27 #include "intl.h"
  28 #include "lyx_cb.h"
  29 #include "lyxfunc.h"
  30 #include "lyxrc.h"
  31 #include "lyxtext.h"
  32 #include "MenuBackend.h"
  33 #include "paragraph.h"
  34
  35 #include "controllers/ControlCommandBuffer.h"
  36
  37 #include "mathed/math_cursor.h"
  38
  39 #include "support/filetools.h" // OnlyFilename()
  40
  41 #include <boost/bind.hpp>
  42
  43 #include <sys/time.h>
  44 #include <unistd.h>
  45
  46 using lyx::support::MakeDisplayPath;
  47 using lyx::support::OnlyFilename;
  48
  49 using std::endl;
  50
  51
  52 string current_layout;
  53
  54
  55 LyXView::LyXView()
  56         : intl_(new Intl),
  57           autosave_timeout_(new Timeout(5000)),
  58           lyxfunc_(new LyXFunc(this)),
  59           dialogs_(new Dialogs(*this)),
  60           controlcommand_(new ControlCommandBuffer(*this))
  61 {
  62         lyxerr[Debug::INIT] << "Initializing LyXFunc" << endl;
  63 }
  64
  65
  66 LyXView::~LyXView()
  67 {
  68 }
  69
  70
  71 void LyXView::init()
  72 {
  73         updateLayoutChoice();
  74         updateMenubar();
  75
  76         // Start autosave timer
  77         if (lyxrc.autosave) {
  78                 autosave_timeout_->timeout.connect(boost::bind(&LyXView::autoSave, this));
  79                 autosave_timeout_->setTimeout(lyxrc.autosave * 1000);
  80                 autosave_timeout_->start();
  81         }
  82
  83         intl_->InitKeyMapper(lyxrc.use_kbmap);
  84 }
  85
  86
  87 Buffer * LyXView::buffer() const
  88 {
  89         return bufferview_->buffer();
  90 }
  91
  92
  93 boost::shared_ptr<BufferView> const & LyXView::view() const
  94 {
  95         return bufferview_;
  96 }
  97
  98
  99 void LyXView::setLayout(string const & layout)
 100 {
 101         toolbar_->setLayout(layout);
 102 }
 103
 104
 105 void LyXView::updateToolbar()
 106 {
 107         bool const math = mathcursor;
 108         bool const table =
 109                 !getLyXFunc().getStatus(LFUN_LAYOUT_TABULAR).disabled();
 110         toolbar_->update(math, table);
 111 }
 112
 113
 114 void LyXView::updateMenubar()
 115 {
 116         menubar_->update();
 117 }
 118
 119
 120 void LyXView::autoSave()
 121 {
 122         lyxerr[Debug::INFO] << "Running autoSave()" << endl;
 123
 124         if (view()->available()) {
 125                 ::AutoSave(view().get());
 126         }
 127 }
 128
 129
 130 void LyXView::resetAutosaveTimer()
 131 {
 132         if (lyxrc.autosave)
 133                 autosave_timeout_->restart();
 134 }
 135
 136
 137 void LyXView::updateLayoutChoice()
 138 {
 139         // don't show any layouts without a buffer
 140         if (!view()->buffer()) {
 141                 toolbar_->clearLayoutList();
 142                 return;
 143         }
 144
 145         // update the layout display
 146         if (toolbar_->updateLayoutList(buffer()->params().textclass)) {
 147                 current_layout = buffer()->params().getLyXTextClass().defaultLayoutName();
 148         }
 149
 150         string const & layout =
 151                 bufferview_->getLyXText()->cursor.par()->layout()->name();
 152
 153         if (layout != current_layout) {
 154                 toolbar_->setLayout(layout);
 155                 current_layout = layout;
 156         }
 157 }
 158
 159
 160 void LyXView::updateWindowTitle()
 161 {
 162         static string last_title = "LyX";
 163         string maximize_title = "LyX";
 164         string minimize_title = "LyX";
 165
 166         if (view()->available()) {
 167                 string const cur_title = buffer()->fileName();
 168                 if (!cur_title.empty()) {
 169                         maximize_title += ": " + MakeDisplayPath(cur_title, 30);
 170                         minimize_title = OnlyFilename(cur_title);
 171                         if (!buffer()->isClean()) {
 172                                 maximize_title += _(" (changed)");
 173                                 minimize_title += '*';
 174                         }
 175                         if (buffer()->isReadonly())
 176                                 maximize_title += _(" (read only)");
 177                 }
 178         }
 179
 180         if (maximize_title != last_title) {
 181                 setWindowTitle(maximize_title, minimize_title);
 182                 last_title = maximize_title;
 183         }
 184 }
 185
 186
 187 void LyXView::dispatch(FuncRequest const & req)
 188 {
 189         // substitute the correct BufferView here
 190         FuncRequest r = req;
 191         r.setView(view().get());
 192         getLyXFunc().dispatch(r);
 193 }