vaikene.ee Git - evaf/blob - src/plugins/SdiWindow/sdiwindow.cpp

   1 /**
   2  * @file SdiWindow/sdiwindow.cpp
   3  * @brief SdiWindow module's implementation
   4  * @author Enar Vaikene
   5  *
   6  * Copyright (c) 2011 Enar Vaikene
   7  *
   8  * This file is part of the eVaf C++ cross-platform application development framework.
   9  *
  10  * This file can be used under the terms of the GNU General Public License
  11  * version 3.0 as published by the Free Software Foundation and appearing in
  12  * the file LICENSE included in the packaging of this file. Please review the
  13  * the following information to ensure the GNU General Public License version
  14  * 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.
  15  *
  16  * Alternatively, this file may be used in accordance with the Commercial License
  17  * Agreement provided with the Software.
  18  */
  19
  20 #include "sdiwindow.h"
  21 #include "version.h"
  22
  23 #include <Common/iLogger>
  24 #include <Common/iRegistry>
  25 #include <Common/iApp>
  26
  27 #include <QtGui>
  28
  29 namespace eVaf {
  30 namespace SdiWindow {
  31 namespace Internal {
  32     /// iSdiWindow interface instance singleton
  33     static iSdiWindow * mSdiWindow = 0;
  34 } // namespace eVaf::SdiWindow::Internal
  35 } // namespace eVaf::SdiWindow
  36 } // namespace eVaf
  37
  38
  39 using namespace eVaf;
  40
  41 //-------------------------------------------------------------------
  42
  43 using namespace eVaf::SdiWindow;
  44
  45 iSdiWindow * iSdiWindow::instance()
  46 {
  47     return Internal::mSdiWindow;
  48 }
  49
  50
  51 //-------------------------------------------------------------------
  52
  53 using namespace eVaf::SdiWindow::Internal;
  54
  55 MainWindow::MainWindow(QWidget * parent, Qt::WindowFlags flags)
  56     : QWidget(parent, flags)
  57     , mReady(false)
  58 {
  59     setObjectName(QString("%1-%2").arg(VER_MODULE_NAME_STR).arg(__FUNCTION__));
  60
  61     // Restore geometry
  62     restoreSettings();
  63
  64     // Apply the size specified in a) properties; or b) on the command line
  65     setWindowSize();
  66
  67     // Create the default layout
  68     mLayout = new QVBoxLayout;
  69     setLayout(mLayout);
  70
  71     mSdiWindow = this;
  72
  73     EVAF_INFO("%s created", qPrintable(objectName()));
  74 }
  75
  76 MainWindow::~MainWindow()
  77 {
  78     mSdiWindow = 0;
  79
  80     // Save geometry
  81     saveSettings();
  82
  83     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  84 }
  85
  86 bool MainWindow::init(QString const & args)
  87 {
  88     Q_UNUSED(args);
  89
  90     Common::iRegistry::instance()->registerInterface("iSdiWindow", this);
  91
  92     setWindowTitle(Common::iApp::instance()->name());
  93
  94     show();
  95
  96     mReady = true;
  97
  98     EVAF_INFO("%s initialized", qPrintable(objectName()));
  99
 100     return true;
 101 }
 102
 103 void MainWindow::done()
 104 {
 105     mReady = false;
 106
 107     close();
 108
 109     // Delete all the items added to the main window
 110     while (mItemsAdded.count() > 0) {
 111         QWeakPointer<QObject> item = mItemsAdded.takeAt(0);
 112         if (!item.isNull())
 113             delete item.data();
 114     }
 115
 116     EVAF_INFO("%s finalized", qPrintable(objectName()));
 117 }
 118
 119 void MainWindow::addWidget(QWidget * widget)
 120 {
 121     mLayout->addWidget(widget);
 122     mItemsAdded.append(widget);
 123 }
 124
 125 void MainWindow::addLayout(QLayout * layout)
 126 {
 127     mLayout->addLayout(layout);
 128     mItemsAdded.append(layout);
 129 }
 130
 131 void MainWindow::saveSettings()
 132 {
 133     static int ver[4] = {VER_FILE_VERSION};
 134     QSettings settings(VER_COMPANY_NAME_STR, Common::iApp::instance()->name());
 135     settings.setValue(QString("%1/version/major").arg(objectName()), ver[0]);
 136     settings.setValue(QString("%1/version/minor").arg(objectName()), ver[1]);
 137     settings.setValue(QString("%1/geometry").arg(objectName()), saveGeometry());
 138 }
 139
 140 void MainWindow::restoreSettings()
 141 {
 142     static int ver[4] = {VER_FILE_VERSION};
 143     QSettings settings(VER_COMPANY_NAME_STR, Common::iApp::instance()->name());
 144
 145     // Ignore saved settings if the version number is not the same
 146     // More intelligent checks can be implemented to allow upgrading from previous versions
 147     QVariant v = settings.value(QString("%1/version/major").arg(objectName()));
 148     if (!v.isValid() || v.toInt() != ver[0])
 149         return;
 150     v = settings.value(QString("%1/version/minor").arg(objectName()));
 151     if (!v.isValid() || v.toInt() != ver[1])
 152         return;
 153
 154     // Restore the geometry
 155     restoreGeometry(settings.value(QString("%1/geometry").arg(objectName())).toByteArray());
 156 }
 157
 158 void MainWindow::setWindowSize()
 159 {
 160     // a) Get window size from properties
 161     int w = 0;
 162     int h = 0;
 163
 164     // b) Use command line arguments
 165     QStringList args = QApplication::arguments();
 166     for (int i = 1; i < args.size(); ++i) {
 167         QStringList arg = args.at(i).simplified().split('=');
 168         if (QRegExp("-[-]?w[idth]?").exactMatch(arg.at(0)) && arg.size() > 1) {
 169             bool ok;
 170             int v = arg.at(1).toInt(&ok);
 171             if (ok)
 172                 w = v;
 173         }
 174         if (QRegExp("-[-]?h[eight]?").exactMatch(arg.at(0)) && arg.size() > 1) {
 175             bool ok;
 176             int v = arg.at(1).toInt(&ok);
 177             if (ok)
 178                 h = v;
 179         }
 180     }
 181
 182     // Resize the window
 183     if (w > 0 || h > 0) {
 184         QSize sz = sizeHint();
 185         if (w > 0)
 186             sz.setWidth(w);
 187         if (h > 0)
 188             sz.setHeight(h);
 189         resize(sz);
 190     }
 191 }
 192
 193
 194 //-------------------------------------------------------------------
 195
 196 SdiWindowPlugin::SdiWindowPlugin()
 197     : Plugins::iPlugin()
 198 {
 199     setObjectName(VER_MODULE_NAME_STR);
 200
 201     mWindow = new MainWindow;
 202
 203     EVAF_INFO("%s created", qPrintable(objectName()));
 204 }
 205
 206 SdiWindowPlugin::~SdiWindowPlugin()
 207 {
 208     delete mWindow;
 209
 210     EVAF_INFO("%s destroyed", qPrintable(objectName()));
 211 }
 212
 213 bool SdiWindowPlugin::init(const QString & args)
 214 {
 215     if (!mWindow->init(args))
 216         return false;
 217
 218     EVAF_INFO("%s initialized", qPrintable(objectName()));
 219
 220     return true;
 221 }
 222
 223 void SdiWindowPlugin::done()
 224 {
 225     mWindow->done();
 226
 227     EVAF_INFO("%s finalized", qPrintable(objectName()));
 228 }