src/frontends/qt2/QtView.C

   1 /**
   2  * \file QtView.C
   3  * Copyright 1995-2002 the LyX Team
   4  * Read the file COPYING
   5  *
   6  * \author Lars Gullik Bjornes <larsbj@lyx.org>
   7  * \author John Levon <moz@compsoc.man.ac.uk>
   8  */
   9
  10 #include <config.h>
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #endif
  15
  16 #include "debug.h"
  17 #include "intl.h"
  18 #include "lyx_cb.h"
  19 #include "support/filetools.h"
  20 #include "MenuBackend.h"
  21 #include "ToolbarDefaults.h"
  22 #include "lyxfunc.h"
  23 #include "bufferview_funcs.h"
  24 #include "BufferView.h"
  25
  26 #include "frontends/Toolbar.h"
  27 #include "frontends/Menubar.h"
  28 #include "frontends/Dialogs.h"
  29 #include "frontends/Timeout.h"
  30
  31 #include <boost/bind.hpp>
  32
  33 #include "QtView.h"
  34 #include "qfont_loader.h"
  35 #include "QCommandBuffer.h"
  36
  37 #include <qapplication.h>
  38 #include <qpixmap.h>
  39 #include <qmenubar.h>
  40 #include <qstatusbar.h>
  41
  42 using std::endl;
  43
  44 namespace {
  45         int const idle_timer_value = 3000;
  46 }
  47
  48 // FIXME: this has to go away
  49 BufferView * current_view;
  50
  51 qfont_loader fontloader;
  52
  53 QtView::QtView(unsigned int width, unsigned int height)
  54         : QMainWindow(), LyXView()
  55 {
  56         resize(width, height);
  57
  58         qApp->setMainWidget(this);
  59
  60         bufferview_.reset(new BufferView(this, 0, 0, width, height));
  61         ::current_view = bufferview_.get();
  62
  63         menubar_.reset(new Menubar(this, menubackend));
  64
  65         connect(menuBar(), SIGNAL(activated(int)),
  66                 this, SLOT(activated(int)));
  67
  68         toolbar_.reset(new Toolbar(this, 0, 0, toolbardefaults));
  69
  70         statusBar()->setSizeGripEnabled(false);
  71
  72         view_state_changed.connect(boost::bind(&QtView::update_view_state, this));
  73         connect(&idle_timer_, SIGNAL(timeout()), this, SLOT(update_view_state_qt()));
  74
  75         idle_timer_.start(idle_timer_value);
  76
  77         focus_command_buffer.connect(boost::bind(&QtView::focus_command_widget, this));
  78
  79         commandbuffer_ = new QCommandBuffer(this, *controlcommand_);
  80
  81         addToolBar(commandbuffer_, Bottom, true);
  82
  83         //  assign an icon to main form
  84         string const iconname = LibFileSearch("images", "lyx", "xpm");
  85         if (!iconname.empty())
  86                 setIcon(QPixmap(iconname.c_str()));
  87
  88         // make sure the buttons are disabled if needed
  89         updateToolbar();
  90 }
  91
  92
  93 QtView::~QtView()
  94 {
  95 }
  96
  97
  98 void QtView::message(string const & str)
  99 {
 100         statusBar()->message(str.c_str());
 101         idle_timer_.stop();
 102         idle_timer_.start(idle_timer_value);
 103 }
 104
 105
 106 void QtView::focus_command_widget()
 107 {
 108         commandbuffer_->focus_command();
 109 }
 110
 111
 112 void QtView::update_view_state_qt()
 113 {
 114         statusBar()->message(currentState(view().get()).c_str());
 115 }
 116
 117
 118 void QtView::update_view_state()
 119 {
 120         statusBar()->message(currentState(view().get()).c_str());
 121 }
 122
 123
 124 void QtView::activated(int id)
 125 {
 126         getLyXFunc().dispatch(id, true);
 127 }
 128
 129
 130 void QtView::closeEvent(QCloseEvent *)
 131 {
 132         QuitLyX();
 133 }
 134
 135
 136 void QtView::show(int x, int y, string const & title)
 137 {
 138         move(x, y);
 139         setCaption(title.c_str());
 140         QMainWindow::show();
 141 }
 142
 143
 144 // it's not at all clear that these are actually
 145 // needed anywhere in the source. Something to
 146 // check on a rainy day.
 147 void QtView::prohibitInput() const
 148 {
 149         //setFocusPolicy(QWidget::NoFocus);
 150 }
 151
 152
 153 void QtView::allowInput() const
 154 {
 155         //setFocusPolicy(QWidget::strongFocus);
 156 }