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 "Toolbars.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 "cursor.h"
  25 #include "debug.h"
  26 #include "funcrequest.h"
  27 #include "gettext.h"
  28 #include "intl.h"
  29 #include "lyx_cb.h"
  30 #include "lyxfunc.h"
  31 #include "lyxrc.h"
  32 #include "lyxtext.h"
  33 #include "MenuBackend.h"
  34 #include "paragraph.h"
  35
  36 #include "controllers/ControlCommandBuffer.h"
  37
  38 #include "support/filetools.h" // OnlyFilename()
  39
  40 #include <boost/bind.hpp>
  41
  42 #include <sys/time.h>
  43 #ifdef HAVE_UNISTD_H
  44 # include <unistd.h>
  45 #endif
  46
  47 using lyx::support::MakeDisplayPath;
  48 using lyx::support::OnlyFilename;
  49
  50 using std::endl;
  51 using std::string;
  52
  53 using lyx::frontend::ControlCommandBuffer;
  54
  55 string current_layout;
  56
  57
  58 LyXView::LyXView()
  59         : toolbars_(new Toolbars(*this)),
  60           intl_(new Intl),
  61           autosave_timeout_(new Timeout(5000)),
  62           lyxfunc_(new LyXFunc(this)),
  63           dialogs_(new Dialogs(*this)),
  64           controlcommand_(new ControlCommandBuffer(*this))
  65 {
  66         lyxerr[Debug::INIT] << "Initializing LyXFunc" << endl;
  67 }
  68
  69
  70 LyXView::~LyXView()
  71 {
  72 }
  73
  74
  75 void LyXView::init()
  76 {
  77         updateLayoutChoice();
  78         updateMenubar();
  79
  80         // Start autosave timer
  81         if (lyxrc.autosave) {
  82                 autosave_timeout_->timeout.connect(boost::bind(&LyXView::autoSave, this));
  83                 autosave_timeout_->setTimeout(lyxrc.autosave * 1000);
  84                 autosave_timeout_->start();
  85         }
  86
  87         intl_->InitKeyMapper(lyxrc.use_kbmap);
  88 }
  89
  90
  91 Buffer * LyXView::buffer() const
  92 {
  93         return bufferview_->buffer();
  94 }
  95
  96
  97 boost::shared_ptr<BufferView> const & LyXView::view() const
  98 {
  99         return bufferview_;
 100 }
 101
 102
 103 void LyXView::setLayout(string const & layout)
 104 {
 105         toolbars_->setLayout(layout);
 106 }
 107
 108
 109 void LyXView::updateToolbars()
 110 {
 111         bool const math = bufferview_->cursor().inMathed();
 112         bool const table =
 113                 getLyXFunc().getStatus(FuncRequest(LFUN_LAYOUT_TABULAR)).enabled();
 114         toolbars_->update(math, table);
 115 }
 116
 117
 118 void LyXView::updateMenubar()
 119 {
 120         menubar_->update();
 121 }
 122
 123
 124 void LyXView::autoSave()
 125 {
 126         lyxerr[Debug::INFO] << "Running autoSave()" << endl;
 127
 128         if (view()->available()) {
 129                 ::AutoSave(view().get());
 130         }
 131 }
 132
 133
 134 void LyXView::resetAutosaveTimer()
 135 {
 136         if (lyxrc.autosave)
 137                 autosave_timeout_->restart();
 138 }
 139
 140
 141 void LyXView::updateLayoutChoice()
 142 {
 143         // Don't show any layouts without a buffer
 144         if (!view()->buffer()) {
 145                 toolbars_->clearLayoutList();
 146                 return;
 147         }
 148
 149         // Update the layout display
 150         if (toolbars_->updateLayoutList(buffer()->params().textclass)) {
 151                 current_layout = buffer()->params().getLyXTextClass().defaultLayoutName();
 152         }
 153
 154         if (bufferview_->cursor().inMathed())
 155                 return;
 156
 157         string const & layout =
 158                 bufferview_->cursor().paragraph().layout()->name();
 159
 160         if (layout != current_layout) {
 161                 toolbars_->setLayout(layout);
 162                 current_layout = layout;
 163         }
 164 }
 165
 166
 167 void LyXView::updateWindowTitle()
 168 {
 169         static string last_title = "LyX";
 170         string maximize_title = "LyX";
 171         string minimize_title = "LyX";
 172
 173         if (view()->available()) {
 174                 string const cur_title = buffer()->fileName();
 175                 if (!cur_title.empty()) {
 176                         maximize_title += ": " + MakeDisplayPath(cur_title, 30);
 177                         minimize_title = OnlyFilename(cur_title);
 178                         if (!buffer()->isClean()) {
 179                                 maximize_title += _(" (changed)");
 180                                 minimize_title += '*';
 181                         }
 182                         if (buffer()->isReadonly())
 183                                 maximize_title += _(" (read only)");
 184                 }
 185         }
 186
 187         if (maximize_title != last_title) {
 188                 setWindowTitle(maximize_title, minimize_title);
 189                 last_title = maximize_title;
 190         }
 191 }
 192
 193
 194 void LyXView::dispatch(FuncRequest const & cmd)
 195 {
 196         getLyXFunc().dispatch(cmd);
 197 }
 198
 199
 200 Buffer const * const LyXView::updateInset(InsetBase const * inset) const
 201 {
 202         Buffer const * buffer_ptr = 0;
 203         if (inset) {
 204                 buffer_ptr = bufferview_->buffer();
 205                 bufferview_->update();
 206         }
 207         return buffer_ptr;
 208 }