src/frontends/LyXView.C

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