src/frontends/gtk/GView.C

   1 /**
   2  * \file gtk/GView.C
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Huang Ying
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "GView.h"
  14 #include "GMenubar.h"
  15 #include "GMiniBuffer.h"
  16
  17 #include "BufferView.h"
  18 #include "lyx_cb.h"
  19 #include "lyxfunc.h"
  20 #include "MenuBackend.h"
  21
  22 #include "frontends/Toolbars.h"
  23
  24 #include "support/filetools.h"
  25
  26 #include <boost/bind.hpp>
  27
  28 #include <vector>
  29
  30 using std::string;
  31
  32 namespace lyx {
  33 namespace frontend {
  34
  35 namespace {
  36
  37 void add_el(Gtk::Box::BoxList & list, Gtk::Box & box, bool shrink)
  38 {
  39         Gtk::PackOptions const packing =
  40                 shrink ? Gtk::PACK_SHRINK : Gtk::PACK_EXPAND_WIDGET;
  41         list.push_back(Gtk::Box_Helpers::Element(box, packing));
  42 }
  43
  44 } // namespace anon
  45
  46
  47 GView::GView()
  48 {
  49         // The physical store for the boxes making up the layout.
  50         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::VBox));
  51         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::HBox));
  52         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::VBox));
  53         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::HBox));
  54         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::HBox));
  55         box_store_.push_back(boost::shared_ptr<Gtk::Box>(new Gtk::HBox));
  56
  57         // Lay them out correctly.
  58         add(top_box_);
  59
  60         Gtk::Box::BoxList & layout1 = top_box_.children();
  61         add_el(layout1, *box_store_[0], true);
  62         add_el(layout1, *box_store_[1], true);
  63         add_el(layout1, *box_store_[2], true);
  64
  65         Gtk::Box::BoxList & layout2 = box_store_[1]->children();
  66         add_el(layout2, *box_store_[3], true);
  67         add_el(layout2, *box_store_[4], false);
  68         add_el(layout2, *box_store_[5], true);
  69
  70         // Define accessors to the various Boxes.
  71         box_map_[Top]    = box_store_[0];
  72         box_map_[Bottom] = box_store_[2];
  73         box_map_[Left]   = box_store_[3];
  74         box_map_[Center] = box_store_[4];
  75         box_map_[Right]  = box_store_[5];
  76
  77         // Make all Boxes visible.
  78         top_box_.show();
  79         BoxStore::iterator it = box_store_.begin();
  80         BoxStore::iterator const end = box_store_.end();
  81         for (; it != end; ++it)
  82                 (*it)->show();
  83
  84         // Define the components making up the window.
  85         menubar_.reset(new GMenubar(this, menubackend));
  86         getToolbars().init();
  87         bufferview_.reset(new BufferView(this, 300, 300));
  88         minibuffer_.reset(new GMiniBuffer(this, *controlcommand_));
  89
  90         focus_command_buffer.connect(
  91                 boost::bind(&GMiniBuffer::editMode, minibuffer_.get()));
  92         view_state_changed.connect(boost::bind(&GView::showViewState, this));
  93         signal_focus_in_event().connect(sigc::mem_fun(*this, &GView::onFocusIn));
  94         set_default_size(500, 550);
  95         // Make sure the buttons are disabled if needed.
  96         updateToolbars();
  97         string const iconName =
  98                 support::LibFileSearch("images", "lyx", "xpm");
  99         if (!iconName.empty())
 100                 set_icon_from_file(iconName);
 101 }
 102
 103
 104 GView::~GView()
 105 {}
 106
 107
 108 Gtk::Box & GView::getBox(Position pos)
 109 {
 110         return *box_map_[pos];
 111 }
 112
 113
 114 bool GView::on_delete_event(GdkEventAny * /*event*/)
 115 {
 116         QuitLyX();
 117         return true;
 118 }
 119
 120
 121 bool GView::onFocusIn(GdkEventFocus * /*event*/)
 122 {
 123         workArea_->grab_focus();
 124         return true;
 125 }
 126
 127
 128 void GView::prohibitInput() const
 129 {
 130         view()->hideCursor();
 131         const_cast<GView*>(this)->set_sensitive(false);
 132 }
 133
 134
 135 void GView::allowInput() const
 136 {
 137         const_cast<GView*>(this)->set_sensitive(true);
 138 }
 139
 140
 141 void GView::message(string const & msg)
 142 {
 143         minibuffer_->message(msg);
 144 }
 145
 146
 147 void GView::showViewState()
 148 {
 149         message(getLyXFunc().viewStatusMessage());
 150 }
 151
 152
 153 void GView::setWindowTitle(string const & t, string const & /*it*/)
 154 {
 155         set_title(Glib::locale_to_utf8(t));
 156 }
 157
 158
 159 void GView::busy(bool yes) const
 160 {
 161         if (yes ) {
 162                 view()->hideCursor();
 163                 Gdk::Cursor cursor(Gdk::WATCH);
 164                 const_cast<GView *>(this)->get_window()->set_cursor(cursor);
 165                 const_cast<GView *>(this)->set_sensitive(false);
 166         } else {
 167                 const_cast<GView *>(this)->get_window()->set_cursor();
 168                 const_cast<GView *>(this)->set_sensitive(true);
 169         }
 170 }
 171
 172
 173 void GView::clearMessage()
 174 {
 175         message(getLyXFunc().viewStatusMessage());
 176 }
 177
 178 } // namespace frontend
 179 } // namespace lyx