src/frontends/qt4/QtView.C

   1 /**
   2  * \file QtView.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  * \author Abdelrazak Younes
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #undef QT3_SUPPORT
  14
  15 #include <config.h>
  16
  17 #include "BufferView.h"
  18 #include "lyx_cb.h"
  19 #include "lyxrc.h"
  20 #include "lyx_main.h"
  21 #include "session.h"
  22 #include "lyxfunc.h"
  23 #include "MenuBackend.h"
  24 #include "funcrequest.h"
  25 #include "funcrequest.h"
  26
  27 #include "debug.h"
  28
  29 #include "frontends/Toolbars.h"
  30
  31 #include "support/filetools.h"
  32
  33 #include "support/convert.h"
  34 #include <boost/bind.hpp>
  35
  36 #include "QtView.h"
  37 #include "QLMenubar.h"
  38 #include "qfont_loader.h"
  39 #include "QCommandBuffer.h"
  40 #include "qt_helpers.h"
  41
  42 #include <QApplication>
  43 #include <QPixmap>
  44 #include <QStatusBar>
  45 #include <QToolBar>
  46 #include <QCloseEvent>
  47 #include <QAction>
  48 //#include <QMenu>
  49 //#include <QMenuBar>
  50
  51 #include "support/lstrings.h"
  52
  53
  54 using std::string;
  55 using std::endl;
  56
  57 FontLoader fontloader;
  58
  59 namespace lyx {
  60
  61 using support::subst;
  62 using support::libFileSearch;
  63
  64 namespace frontend {
  65
  66 namespace {
  67
  68 int const statusbar_timer_value = 3000;
  69
  70 } // namespace anon
  71
  72
  73 QtView::QtView(unsigned int width, unsigned int height)
  74         : QMainWindow(), LyXView(), commandbuffer_(0)
  75 {
  76         resize(width, height);
  77
  78         mainWidget_ = this;
  79
  80 //      setToolButtonStyle(Qt::ToolButtonIconOnly);
  81 //      setIconSize(QSize(12,12));
  82
  83         bufferview_.reset(new BufferView(this, width, height));
  84
  85         menubar_.reset(new QLMenubar(this, menubackend));
  86         connect(menuBar(), SIGNAL(triggered(QAction *)), this, SLOT(updateMenu(QAction *)));
  87
  88         getToolbars().init();
  89
  90         statusBar()->setSizeGripEnabled(false);
  91
  92         view_state_changed.connect(boost::bind(&QtView::update_view_state, this));
  93         connect(&statusbar_timer_, SIGNAL(timeout()), this, SLOT(update_view_state_qt()));
  94
  95 #ifndef Q_WS_MACX
  96         //  assign an icon to main form. We do not do it under Qt/Mac,
  97         //  since the icon is provided in the application bundle.
  98         string const iconname = libFileSearch("images", "lyx", "xpm");
  99         if (!iconname.empty())
 100                 setWindowIcon(QPixmap(toqstr(iconname)));
 101 #endif
 102
 103         // make sure the buttons are disabled if needed
 104         updateToolbars();
 105 }
 106
 107
 108 QtView::~QtView()
 109 {
 110 }
 111
 112 void QtView::updateMenu(QAction *action)
 113 {
 114         menubar_->update();
 115 }
 116
 117 void QtView::setWindowTitle(string const & t, string const & it)
 118 {
 119         QMainWindow::setWindowTitle(toqstr(t));
 120         QMainWindow::setWindowIconText(toqstr(it));
 121 }
 122
 123
 124 void QtView::addCommandBuffer(QToolBar * toolbar)
 125 {
 126         commandbuffer_ = new QCommandBuffer(this, *controlcommand_);
 127         focus_command_buffer.connect(boost::bind(&QtView::focus_command_widget, this));
 128         toolbar->addWidget(commandbuffer_);
 129 }
 130
 131
 132 void QtView::message(string const & str)
 133 {
 134         statusBar()->showMessage(toqstr(str));
 135         statusbar_timer_.stop();
 136         statusbar_timer_.start(statusbar_timer_value);
 137 }
 138
 139
 140 void QtView::clearMessage()
 141 {
 142         update_view_state_qt();
 143 }
 144
 145
 146 void QtView::focus_command_widget()
 147 {
 148         if (commandbuffer_)
 149                 commandbuffer_->focus_command();
 150 }
 151
 152
 153 void QtView::update_view_state_qt()
 154 {
 155         statusBar()->showMessage(toqstr(getLyXFunc().viewStatusMessage()));
 156         statusbar_timer_.stop();
 157 }
 158
 159
 160 void QtView::update_view_state()
 161 {
 162         // let the user see the explicit message
 163         if (statusbar_timer_.isActive())
 164                 return;
 165
 166         statusBar()->showMessage(toqstr(getLyXFunc().viewStatusMessage()));
 167 }
 168
 169
 170 void QtView::activated(FuncRequest const & func)
 171 {
 172         getLyXFunc().dispatch(func);
 173 }
 174
 175
 176 bool QtView::hasFocus() const
 177 {
 178         return qApp->activeWindow() == this;
 179 }
 180
 181
 182 void QtView::closeEvent(QCloseEvent *)
 183 {
 184         // save windows size and position
 185         LyX::ref().session().saveSessionInfo("WindowWidth", convert<string>(width()));
 186         LyX::ref().session().saveSessionInfo("WindowHeight", convert<string>(height()));
 187         if (lyxrc.geometry_xysaved) {
 188                 LyX::ref().session().saveSessionInfo("WindowPosX", convert<string>(x()));
 189                 LyX::ref().session().saveSessionInfo("WindowPosY", convert<string>(y()));
 190         }
 191         // trigger LFUN_LYX_QUIT instead of quit directly
 192         // since LFUN_LYX_QUIT may have more cleanup stuff
 193         getLyXFunc().dispatch(FuncRequest(LFUN_LYX_QUIT));
 194 }
 195
 196
 197 void QtView::show()
 198 {
 199         QMainWindow::setWindowTitle(qt_("LyX"));
 200         QMainWindow::show();
 201 }
 202
 203
 204 void QtView::busy(bool yes) const
 205 {
 206         if (yes)
 207                 QApplication::setOverrideCursor(Qt::WaitCursor);
 208         else
 209                 QApplication::restoreOverrideCursor();
 210 }
 211
 212 QMainWindow* QtView::mainWidget()
 213 {
 214         return mainWidget_;
 215 }
 216
 217 QMainWindow* QtView::mainWidget_ = 0;
 218
 219
 220 } // namespace frontend
 221 } // namespace lyx
 222
 223 #include "QtView_moc.cpp"