Viadeo Twitter Google Bookmarks ! Facebook Digg del.icio.us MySpace Yahoo MyWeb Blinklist Netvouz Reddit Simpy StumbleUpon Bookmarks Windows Live Favorites 
Logo Documentation Qt ·  Page d'accueil  ·  Toutes les classes  ·  Toutes les fonctions  ·  Vues d'ensemble  · 

spreadsheet.cpp Example File

demos/spreadsheet/spreadsheet.cpp
 /****************************************************************************
 **
 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the demonstration applications of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** GNU Lesser General Public License Usage
 ** This file may be used under the terms of the GNU Lesser General Public
 ** License version 2.1 as published by the Free Software Foundation and
 ** appearing in the file LICENSE.LGPL included in the packaging of this
 ** file. Please review the following information to ensure the GNU Lesser
 ** General Public License version 2.1 requirements will be met:
 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** In addition, as a special exception, Nokia gives you certain additional
 ** rights. These rights are described in the Nokia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU General
 ** Public License version 3.0 as published by the Free Software Foundation
 ** and appearing in the file LICENSE.GPL included in the packaging of this
 ** file. Please review the following information to ensure the GNU General
 ** Public License version 3.0 requirements will be met:
 ** http://www.gnu.org/copyleft/gpl.html.
 **
 ** Other Usage
 ** Alternatively, this file may be used in accordance with the terms and
 ** conditions contained in a signed written agreement between you and Nokia.
 **
 **
 **
 **
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include <QtGui>
 #include "spreadsheet.h"
 #include "spreadsheetdelegate.h"
 #include "spreadsheetitem.h"
 #include "printview.h"

 SpreadSheet::SpreadSheet(int rows, int cols, QWidget *parent)
         : QMainWindow(parent)
 {
     addToolBar(toolBar = new QToolBar());
     formulaInput = new QLineEdit();

     cellLabel = new QLabel(toolBar);
     cellLabel->setMinimumSize(80, 0);

     toolBar->addWidget(cellLabel);
     toolBar->addWidget(formulaInput);

     table = new QTableWidget(rows, cols, this);
     for (int c = 0; c < cols; ++c) {
         QString character(QChar('A' + c));
         table->setHorizontalHeaderItem(c, new QTableWidgetItem(character));
     }

     table->setItemPrototype(table->item(rows -1, cols - 1));
     table->setItemDelegate(new SpreadSheetDelegate());

     createActions();
     updateColor(0);
     setupMenuBar();
     setupContents();
     setupContextMenu();
     setCentralWidget(table);

     statusBar();
     connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)),
             this, SLOT(updateStatus(QTableWidgetItem*)));
     connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)),
             this, SLOT(updateColor(QTableWidgetItem*)));
     connect(table, SIGNAL(currentItemChanged(QTableWidgetItem*,QTableWidgetItem*)),
             this, SLOT(updateLineEdit(QTableWidgetItem*)));
     connect(table, SIGNAL(itemChanged(QTableWidgetItem*)),
             this, SLOT(updateStatus(QTableWidgetItem*)));
     connect(formulaInput, SIGNAL(returnPressed()), this, SLOT(returnPressed()));
     connect(table, SIGNAL(itemChanged(QTableWidgetItem*)),
             this, SLOT(updateLineEdit(QTableWidgetItem*)));

     setWindowTitle(tr("Spreadsheet"));
 }

 void SpreadSheet::createActions()
 {
     cell_sumAction = new QAction(tr("Sum"), this);
     connect(cell_sumAction, SIGNAL(triggered()), this, SLOT(actionSum()));

     cell_addAction = new QAction(tr("&Add"), this);
     cell_addAction->setShortcut(Qt::CTRL | Qt::Key_Plus);
     connect(cell_addAction, SIGNAL(triggered()), this, SLOT(actionAdd()));

     cell_subAction = new QAction(tr("&Subtract"), this);
     cell_subAction->setShortcut(Qt::CTRL | Qt::Key_Minus);
     connect(cell_subAction, SIGNAL(triggered()), this, SLOT(actionSubtract()));

     cell_mulAction = new QAction(tr("&Multiply"), this);
     cell_mulAction->setShortcut(Qt::CTRL | Qt::Key_multiply);
     connect(cell_mulAction, SIGNAL(triggered()), this, SLOT(actionMultiply()));

     cell_divAction = new QAction(tr("&Divide"), this);
     cell_divAction->setShortcut(Qt::CTRL | Qt::Key_division);
     connect(cell_divAction, SIGNAL(triggered()), this, SLOT(actionDivide()));

     fontAction = new QAction(tr("Font..."), this);
     fontAction->setShortcut(Qt::CTRL | Qt::Key_F);
     connect(fontAction, SIGNAL(triggered()), this, SLOT(selectFont()));

     colorAction = new QAction(QPixmap(16, 16), tr("Background &Color..."), this);
     connect(colorAction, SIGNAL(triggered()), this, SLOT(selectColor()));

     clearAction = new QAction(tr("Clear"), this);
     clearAction->setShortcut(Qt::Key_Delete);
     connect(clearAction, SIGNAL(triggered()), this, SLOT(clear()));

     aboutSpreadSheet = new QAction(tr("About Spreadsheet"), this);
     connect(aboutSpreadSheet, SIGNAL(triggered()), this, SLOT(showAbout()));

     exitAction = new QAction(tr("E&xit"), this);
     connect(exitAction, SIGNAL(triggered()), qApp, SLOT(quit()));

     printAction = new QAction(tr("&Print"), this);
     connect(printAction, SIGNAL(triggered()), this, SLOT(print()));

     firstSeparator = new QAction(this);
     firstSeparator->setSeparator(true);

     secondSeparator = new QAction(this);
     secondSeparator->setSeparator(true);
 }

 void SpreadSheet::setupMenuBar()
 {
     QMenu *fileMenu = menuBar()->addMenu(tr("&File"));
     fileMenu->addAction(printAction);
     fileMenu->addAction(exitAction);

     QMenu *cellMenu = menuBar()->addMenu(tr("&Cell"));
     cellMenu->addAction(cell_addAction);
     cellMenu->addAction(cell_subAction);
     cellMenu->addAction(cell_mulAction);
     cellMenu->addAction(cell_divAction);
     cellMenu->addAction(cell_sumAction);
     cellMenu->addSeparator();
     cellMenu->addAction(colorAction);
     cellMenu->addAction(fontAction);

     menuBar()->addSeparator();

     QMenu *aboutMenu = menuBar()->addMenu(tr("&Help"));
     aboutMenu->addAction(aboutSpreadSheet);
 }

 void SpreadSheet::updateStatus(QTableWidgetItem *item)
 {
     if (item && item == table->currentItem()) {
         statusBar()->showMessage(item->data(Qt::StatusTipRole).toString(),
                                  1000);
         cellLabel->setText(tr("Cell: (%1)").arg(encode_pos(table->row(item),
                                                            table->column(item))));
     }
 }

 void SpreadSheet::updateColor(QTableWidgetItem *item)
 {
     QPixmap pix(16, 16);
     QColor col;
     if (item)
         col = item->backgroundColor();
     if (!col.isValid())
         col = palette().base().color();

     QPainter pt(&pix);
     pt.fillRect(0, 0, 16, 16, col);

     QColor lighter = col.light();
     pt.setPen(lighter);
     QPoint lightFrame[] = { QPoint(0, 15), QPoint(0, 0), QPoint(15, 0) };
     pt.drawPolyline(lightFrame, 3);

     pt.setPen(col.dark());
     QPoint darkFrame[] = { QPoint(1, 15), QPoint(15, 15), QPoint(15, 1) };
     pt.drawPolyline(darkFrame, 3);

     pt.end();

     colorAction->setIcon(pix);
 }

 void SpreadSheet::updateLineEdit(QTableWidgetItem *item)
 {
     if (item != table->currentItem())
         return;
     if (item)
         formulaInput->setText(item->data(Qt::EditRole).toString());
     else
         formulaInput->clear();
 }

 void SpreadSheet::returnPressed()
 {
     QString text = formulaInput->text();
     int row = table->currentRow();
     int col = table->currentColumn();
     QTableWidgetItem *item = table->item(row, col);
     if (!item)
         table->setItem(row, col, new SpreadSheetItem(text));
     else
         item->setData(Qt::EditRole, text);
     table->viewport()->update();
 }

 void SpreadSheet::selectColor()
 {
     QTableWidgetItem *item = table->currentItem();
     QColor col = item ? item->backgroundColor() : table->palette().base().color();
     col = QColorDialog::getColor(col, this);
     if (!col.isValid())
         return;

     QList<QTableWidgetItem*> selected = table->selectedItems();
     if (selected.count() == 0)
         return;

     foreach(QTableWidgetItem *i, selected)
         if (i)
             i->setBackgroundColor(col);

     updateColor(table->currentItem());
 }

 void SpreadSheet::selectFont()
 {
     QList<QTableWidgetItem*> selected = table->selectedItems();
     if (selected.count() == 0)
         return;

     bool ok = false;
     QFont fnt = QFontDialog::getFont(&ok, font(), this);

     if (!ok)
         return;
     foreach(QTableWidgetItem *i, selected)
         if (i)
             i->setFont(fnt);
 }

 bool SpreadSheet::runInputDialog(const QString &title,
                                  const QString &c1Text,
                                  const QString &c2Text,
                                  const QString &opText,
                                  const QString &outText,
                                  QString *cell1, QString *cell2, QString *outCell)
 {
     QStringList rows, cols;
     for (int c = 0; c < table->columnCount(); ++c)
         cols << QChar('A' + c);
     for (int r = 0; r < table->rowCount(); ++r)
         rows << QString::number(1 + r);

     QDialog addDialog(this);
     addDialog.setWindowTitle(title);

     QGroupBox group(title, &addDialog);
     group.setMinimumSize(250, 100);

     QLabel cell1Label(c1Text, &group);
     QComboBox cell1RowInput(&group);
     int c1Row, c1Col;
     decode_pos(*cell1, &c1Row, &c1Col);
     cell1RowInput.addItems(rows);
     cell1RowInput.setCurrentIndex(c1Row);

     QComboBox cell1ColInput(&group);
     cell1ColInput.addItems(cols);
     cell1ColInput.setCurrentIndex(c1Col);

     QLabel operatorLabel(opText, &group);
     operatorLabel.setAlignment(Qt::AlignHCenter);

     QLabel cell2Label(c2Text, &group);
     QComboBox cell2RowInput(&group);
     int c2Row, c2Col;
     decode_pos(*cell2, &c2Row, &c2Col);
     cell2RowInput.addItems(rows);
     cell2RowInput.setCurrentIndex(c2Row);
     QComboBox cell2ColInput(&group);
     cell2ColInput.addItems(cols);
     cell2ColInput.setCurrentIndex(c2Col);

     QLabel equalsLabel("=", &group);
     equalsLabel.setAlignment(Qt::AlignHCenter);

     QLabel outLabel(outText, &group);
     QComboBox outRowInput(&group);
     int outRow, outCol;
     decode_pos(*outCell, &outRow, &outCol);
     outRowInput.addItems(rows);
     outRowInput.setCurrentIndex(outRow);
     QComboBox outColInput(&group);
     outColInput.addItems(cols);
     outColInput.setCurrentIndex(outCol);

     QPushButton cancelButton(tr("Cancel"), &addDialog);
     connect(&cancelButton, SIGNAL(clicked()), &addDialog, SLOT(reject()));

     QPushButton okButton(tr("OK"), &addDialog);
     okButton.setDefault(true);
     connect(&okButton, SIGNAL(clicked()), &addDialog, SLOT(accept()));

     QHBoxLayout *buttonsLayout = new QHBoxLayout;
     buttonsLayout->addStretch(1);
     buttonsLayout->addWidget(&okButton);
     buttonsLayout->addSpacing(10);
     buttonsLayout->addWidget(&cancelButton);

     QVBoxLayout *dialogLayout = new QVBoxLayout(&addDialog);
     dialogLayout->addWidget(&group);
     dialogLayout->addStretch(1);
     dialogLayout->addItem(buttonsLayout);

     QHBoxLayout *cell1Layout = new QHBoxLayout;
     cell1Layout->addWidget(&cell1Label);
     cell1Layout->addSpacing(10);
     cell1Layout->addWidget(&cell1ColInput);
     cell1Layout->addSpacing(10);
     cell1Layout->addWidget(&cell1RowInput);

     QHBoxLayout *cell2Layout = new QHBoxLayout;
     cell2Layout->addWidget(&cell2Label);
     cell2Layout->addSpacing(10);
     cell2Layout->addWidget(&cell2ColInput);
     cell2Layout->addSpacing(10);
     cell2Layout->addWidget(&cell2RowInput);

     QHBoxLayout *outLayout = new QHBoxLayout;
     outLayout->addWidget(&outLabel);
     outLayout->addSpacing(10);
     outLayout->addWidget(&outColInput);
     outLayout->addSpacing(10);
     outLayout->addWidget(&outRowInput);

     QVBoxLayout *vLayout = new QVBoxLayout(&group);
     vLayout->addItem(cell1Layout);
     vLayout->addWidget(&operatorLabel);
     vLayout->addItem(cell2Layout);
     vLayout->addWidget(&equalsLabel);
     vLayout->addStretch(1);
     vLayout->addItem(outLayout);

     if (addDialog.exec()) {
         *cell1 = cell1ColInput.currentText() + cell1RowInput.currentText();
         *cell2 = cell2ColInput.currentText() + cell2RowInput.currentText();
         *outCell = outColInput.currentText() + outRowInput.currentText();
         return true;
     }

     return false;
 }

 void SpreadSheet::actionSum()
 {
     int row_first = 0;
     int row_last = 0;
     int row_cur = 0;

     int col_first = 0;
     int col_last = 0;
     int col_cur = 0;

     QList<QTableWidgetItem*> selected = table->selectedItems();

     if (!selected.isEmpty()) {
         QTableWidgetItem *first = selected.first();
         QTableWidgetItem *last = selected.last();
         row_first = table->row(first);
         row_last = table->row(last);
         col_first = table->column(first);
         col_last = table->column(last);
     }

     QTableWidgetItem *current = table->currentItem();

     if (current) {
         row_cur = table->row(current);
         col_cur = table->column(current);
     }

     QString cell1 = encode_pos(row_first, col_first);
     QString cell2 = encode_pos(row_last, col_last);
     QString out = encode_pos(row_cur, col_cur);

     if (runInputDialog(tr("Sum cells"), tr("First cell:"), tr("Last cell:"),
                        QString("%1").arg(QChar(0x03a3)), tr("Output to:"),
                        &cell1, &cell2, &out)) {
         int row, col;
         decode_pos(out, &row, &col);
         table->item(row, col)->setText(tr("sum %1 %2").arg(cell1, cell2));
     }
 }

 void SpreadSheet::actionMath_helper(const QString &title, const QString &op)
 {
     QString cell1 = "C1";
     QString cell2 = "C2";
     QString out = "C3";

     QTableWidgetItem *current = table->currentItem();
     if (current)
         out = encode_pos(table->currentRow(), table->currentColumn());

     if (runInputDialog(title, tr("Cell 1"), tr("Cell 2"), op, tr("Output to:"),
                        &cell1, &cell2, &out)) {
         int row, col;
         decode_pos(out, &row, &col);
         table->item(row, col)->setText(tr("%1 %2 %3").arg(op, cell1, cell2));
     }
 }

 void SpreadSheet::actionAdd()
 {
     actionMath_helper(tr("Addition"), "+");
 }

 void SpreadSheet::actionSubtract()
 {
     actionMath_helper(tr("Subtraction"), "-");
 }

 void SpreadSheet::actionMultiply()
 {
     actionMath_helper(tr("Multiplication"), "*");
 }
 void SpreadSheet::actionDivide()
 {
     actionMath_helper(tr("Division"), "/");
 }

 void SpreadSheet::clear()
 {
     foreach (QTableWidgetItem *i, table->selectedItems())
         i->setText("");
 }

 void SpreadSheet::setupContextMenu()
 {
     addAction(cell_addAction);
     addAction(cell_subAction);
     addAction(cell_mulAction);
     addAction(cell_divAction);
     addAction(cell_sumAction);
     addAction(firstSeparator);
     addAction(colorAction);
     addAction(fontAction);
     addAction(secondSeparator);
     addAction(clearAction);
     setContextMenuPolicy(Qt::ActionsContextMenu);
 }

 void SpreadSheet::setupContents()
 {
     QColor titleBackground(Qt::lightGray);
     QFont titleFont = table->font();
     titleFont.setBold(true);

     // column 0
     table->setItem(0, 0, new SpreadSheetItem("Item"));
     table->item(0, 0)->setBackgroundColor(titleBackground);
     table->item(0, 0)->setToolTip("This column shows the purchased item/service");
     table->item(0, 0)->setFont(titleFont);

     table->setItem(1, 0, new SpreadSheetItem("AirportBus"));
     table->setItem(2, 0, new SpreadSheetItem("Flight (Munich)"));
     table->setItem(3, 0, new SpreadSheetItem("Lunch"));
     table->setItem(4, 0, new SpreadSheetItem("Flight (LA)"));
     table->setItem(5, 0, new SpreadSheetItem("Taxi"));
     table->setItem(6, 0, new SpreadSheetItem("Dinner"));
     table->setItem(7, 0, new SpreadSheetItem("Hotel"));
     table->setItem(8, 0, new SpreadSheetItem("Flight (Oslo)"));
     table->setItem(9, 0, new SpreadSheetItem("Total:"));

     table->item(9, 0)->setFont(titleFont);
     table->item(9, 0)->setBackgroundColor(Qt::lightGray);

     // column 1
     table->setItem(0, 1, new SpreadSheetItem("Date"));
     table->item(0, 1)->setBackgroundColor(titleBackground);
     table->item(0, 1)->setToolTip("This column shows the purchase date, double click to change");
     table->item(0, 1)->setFont(titleFont);

     table->setItem(1, 1, new SpreadSheetItem("15/6/2006"));
     table->setItem(2, 1, new SpreadSheetItem("15/6/2006"));
     table->setItem(3, 1, new SpreadSheetItem("15/6/2006"));
     table->setItem(4, 1, new SpreadSheetItem("21/5/2006"));
     table->setItem(5, 1, new SpreadSheetItem("16/6/2006"));
     table->setItem(6, 1, new SpreadSheetItem("16/6/2006"));
     table->setItem(7, 1, new SpreadSheetItem("16/6/2006"));
     table->setItem(8, 1, new SpreadSheetItem("18/6/2006"));

     table->setItem(9, 1, new SpreadSheetItem());
     table->item(9, 1)->setBackgroundColor(Qt::lightGray);

     // column 2
     table->setItem(0, 2, new SpreadSheetItem("Price"));
     table->item(0, 2)->setBackgroundColor(titleBackground);
     table->item(0, 2)->setToolTip("This column shows the price of the purchase");
     table->item(0, 2)->setFont(titleFont);

     table->setItem(1, 2, new SpreadSheetItem("150"));
     table->setItem(2, 2, new SpreadSheetItem("2350"));
     table->setItem(3, 2, new SpreadSheetItem("-14"));
     table->setItem(4, 2, new SpreadSheetItem("980"));
     table->setItem(5, 2, new SpreadSheetItem("5"));
     table->setItem(6, 2, new SpreadSheetItem("120"));
     table->setItem(7, 2, new SpreadSheetItem("300"));
     table->setItem(8, 2, new SpreadSheetItem("1240"));

     table->setItem(9, 2, new SpreadSheetItem());
     table->item(9, 2)->setBackgroundColor(Qt::lightGray);

     // column 3
     table->setItem(0, 3, new SpreadSheetItem("Currency"));
     table->item(0, 3)->setBackgroundColor(titleBackground);
     table->item(0, 3)->setToolTip("This column shows the currency");
     table->item(0, 3)->setFont(titleFont);

     table->setItem(1, 3, new SpreadSheetItem("NOK"));
     table->setItem(2, 3, new SpreadSheetItem("NOK"));
     table->setItem(3, 3, new SpreadSheetItem("EUR"));
     table->setItem(4, 3, new SpreadSheetItem("EUR"));
     table->setItem(5, 3, new SpreadSheetItem("USD"));
     table->setItem(6, 3, new SpreadSheetItem("USD"));
     table->setItem(7, 3, new SpreadSheetItem("USD"));
     table->setItem(8, 3, new SpreadSheetItem("USD"));

     table->setItem(9, 3, new SpreadSheetItem());
     table->item(9,3)->setBackgroundColor(Qt::lightGray);

     // column 4
     table->setItem(0, 4, new SpreadSheetItem("Ex. Rate"));
     table->item(0, 4)->setBackgroundColor(titleBackground);
     table->item(0, 4)->setToolTip("This column shows the exchange rate to NOK");
     table->item(0, 4)->setFont(titleFont);

     table->setItem(1, 4, new SpreadSheetItem("1"));
     table->setItem(2, 4, new SpreadSheetItem("1"));
     table->setItem(3, 4, new SpreadSheetItem("8"));
     table->setItem(4, 4, new SpreadSheetItem("8"));
     table->setItem(5, 4, new SpreadSheetItem("7"));
     table->setItem(6, 4, new SpreadSheetItem("7"));
     table->setItem(7, 4, new SpreadSheetItem("7"));
     table->setItem(8, 4, new SpreadSheetItem("7"));

     table->setItem(9, 4, new SpreadSheetItem());
     table->item(9,4)->setBackgroundColor(Qt::lightGray);

     // column 5
     table->setItem(0, 5, new SpreadSheetItem("NOK"));
     table->item(0, 5)->setBackgroundColor(titleBackground);
     table->item(0, 5)->setToolTip("This column shows the expenses in NOK");
     table->item(0, 5)->setFont(titleFont);

     table->setItem(1, 5, new SpreadSheetItem("* C2 E2"));
     table->setItem(2, 5, new SpreadSheetItem("* C3 E3"));
     table->setItem(3, 5, new SpreadSheetItem("* C4 E4"));
     table->setItem(4, 5, new SpreadSheetItem("* C5 E5"));
     table->setItem(5, 5, new SpreadSheetItem("* C6 E6"));
     table->setItem(6, 5, new SpreadSheetItem("* C7 E7"));
     table->setItem(7, 5, new SpreadSheetItem("* C8 E8"));
     table->setItem(8, 5, new SpreadSheetItem("* C9 E9"));

     table->setItem(9, 5, new SpreadSheetItem("sum F2 F9"));
     table->item(9,5)->setBackgroundColor(Qt::lightGray);
 }

 const char *htmlText =
 "<HTML>"
 "<p><b>This demo shows use of <c>QTableWidget</c> with custom handling for"
 " individual cells.</b></p>"
 "<p>Using a customized table item we make it possible to have dynamic"
 " output in different cells. The content that is implemented for this"
 " particular demo is:"
 "<ul>"
 "<li>Adding two cells.</li>"
 "<li>Subtracting one cell from another.</li>"
 "<li>Multiplying two cells.</li>"
 "<li>Dividing one cell with another.</li>"
 "<li>Summing the contents of an arbitrary number of cells.</li>"
 "</HTML>";

 void SpreadSheet::showAbout()
 {
     QMessageBox::about(this, "About Spreadsheet", htmlText);
 }

 void decode_pos(const QString &pos, int *row, int *col)
 {
     if (pos.isEmpty()) {
         *col = -1;
         *row = -1;
     } else {
         *col = pos.at(0).toLatin1() - 'A';
         *row = pos.right(pos.size() - 1).toInt() - 1;
     }
 }

 QString encode_pos(int row, int col)
 {
     return QString(col + 'A') + QString::number(row + 1);
 }

 void SpreadSheet::print()
 {
 #ifndef QT_NO_PRINTER
     QPrinter printer(QPrinter::ScreenResolution);
     QPrintPreviewDialog dlg(&printer);
     PrintView view;
     view.setModel(table->model());
     connect(&dlg, SIGNAL(paintRequested(QPrinter*)),
             &view, SLOT(print(QPrinter*)));
     dlg.exec();
 #endif
 }
Publicité

Best Of

Actualités les plus lues

Semaine
Mois
Année
  1. « Quelque chose ne va vraiment pas avec les développeurs "modernes" », un développeur à "l'ancienne" critique la multiplication des bibliothèques 94
  2. Apercevoir la troisième dimension ou l'utilisation multithreadée d'OpenGL dans Qt, un article des Qt Quarterly traduit par Guillaume Belz 0
  3. Les développeurs ignorent-ils trop les failles découvertes dans leur code ? Prenez-vous en compte les remarques des autres ? 17
  4. Pourquoi les programmeurs sont-ils moins payés que les gestionnaires de programmes ? Manquent-ils de pouvoir de négociation ? 42
  5. Quelles nouveautés de C++11 Visual C++ doit-il rapidement intégrer ? Donnez-nous votre avis 10
  6. Adieu qmake, bienvenue qbs : Qt Building Suite, un outil déclaratif et extensible pour la compilation de projets Qt 17
  7. 2017 : un quinquennat pour une nouvelle version du C++ ? Possible, selon Herb Sutter 6
Page suivante

Le Qt Developer Network au hasard

Logo

QML et les styles

Le Qt Developer Network est un réseau de développeurs Qt anglophone, où ils peuvent partager leur expérience sur le framework. Lire l'article.

Communauté

Ressources

Liens utiles

Contact

  • Vous souhaitez rejoindre la rédaction ou proposer un tutoriel, une traduction, une question... ? Postez dans le forum Contribuez ou contactez-nous par MP ou par email (voir en bas de page).

Qt dans le magazine

Cette page est une traduction d'une page de la documentation de Qt, écrite par Nokia Corporation and/or its subsidiary(-ies). Les éventuels problèmes résultant d'une mauvaise traduction ne sont pas imputables à Nokia. Qt 4.7
Copyright © 2012 Developpez LLC. Tous droits réservés Developpez LLC. Aucune reproduction, même partielle, ne peut être faite de ce site et de l'ensemble de son contenu : textes, documents et images sans l'autorisation expresse de Developpez LLC. Sinon, vous encourez selon la loi jusqu'à 3 ans de prison et jusqu'à 300 000 E de dommages et intérêts. Cette page est déposée à la SACD.
Vous avez déniché une erreur ? Un bug ? Une redirection cassée ? Ou tout autre problème, quel qu'il soit ? Ou bien vous désirez participer à ce projet de traduction ? N'hésitez pas à nous contacter ou par MP !
 
 
 
 
Partenaires

Hébergement Web