1 | /****************************************************************************
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2 | **
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3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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4 | ** All rights reserved.
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5 | ** Contact: Nokia Corporation ([email protected])
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6 | **
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7 | ** This file is part of the documentation of the Qt Toolkit.
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8 | **
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9 | ** $QT_BEGIN_LICENSE:LGPL$
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10 | ** Commercial Usage
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11 | ** Licensees holding valid Qt Commercial licenses may use this file in
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12 | ** accordance with the Qt Commercial License Agreement provided with the
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13 | ** Software or, alternatively, in accordance with the terms contained in
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14 | ** a written agreement between you and Nokia.
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15 | **
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16 | ** GNU Lesser General Public License Usage
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17 | ** Alternatively, this file may be used under the terms of the GNU Lesser
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18 | ** General Public License version 2.1 as published by the Free Software
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19 | ** Foundation and appearing in the file LICENSE.LGPL included in the
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20 | ** packaging of this file. Please review the following information to
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21 | ** ensure the GNU Lesser General Public License version 2.1 requirements
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22 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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23 | **
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24 | ** In addition, as a special exception, Nokia gives you certain additional
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25 | ** rights. These rights are described in the Nokia Qt LGPL Exception
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26 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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27 | **
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28 | ** GNU General Public License Usage
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29 | ** Alternatively, this file may be used under the terms of the GNU
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30 | ** General Public License version 3.0 as published by the Free Software
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31 | ** Foundation and appearing in the file LICENSE.GPL included in the
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32 | ** packaging of this file. Please review the following information to
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33 | ** ensure the GNU General Public License version 3.0 requirements will be
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34 | ** met: http://www.gnu.org/copyleft/gpl.html.
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35 | **
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36 | ** If you have questions regarding the use of this file, please contact
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37 | ** Nokia at [email protected].
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38 | ** $QT_END_LICENSE$
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39 | **
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40 | ****************************************************************************/
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41 |
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42 | #include <QtGui>
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43 |
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44 | #include "mainwindow.h"
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45 | #include "xmlwriter.h"
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46 |
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47 | MainWindow::MainWindow()
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48 | {
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49 | QMenu *fileMenu = new QMenu(tr("&File"));
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50 |
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51 | QAction *saveAction = fileMenu->addAction(tr("&Save..."));
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52 | saveAction->setShortcut(tr("Ctrl+S"));
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53 | QAction *quitAction = fileMenu->addAction(tr("E&xit"));
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54 | quitAction->setShortcut(tr("Ctrl+Q"));
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55 |
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56 | QMenu *showMenu = new QMenu(tr("&Show"));
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57 |
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58 | QAction *showTableAction = showMenu->addAction(tr("&Table"));
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59 |
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60 | menuBar()->addMenu(fileMenu);
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61 | menuBar()->addMenu(showMenu);
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62 |
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63 | editor = new QTextEdit();
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64 |
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65 | //! [0] //! [1]
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66 | QTextCursor cursor(editor->textCursor());
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67 | //! [0]
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68 | cursor.movePosition(QTextCursor::Start);
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69 | //! [1]
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70 |
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71 | int rows = 11;
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72 | int columns = 4;
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73 |
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74 | //! [2]
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75 | QTextTableFormat tableFormat;
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76 | tableFormat.setBackground(QColor("#e0e0e0"));
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77 | QVector<QTextLength> constraints;
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78 | constraints << QTextLength(QTextLength::PercentageLength, 16);
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79 | constraints << QTextLength(QTextLength::PercentageLength, 28);
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80 | constraints << QTextLength(QTextLength::PercentageLength, 28);
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81 | constraints << QTextLength(QTextLength::PercentageLength, 28);
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82 | tableFormat.setColumnWidthConstraints(constraints);
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83 | //! [3]
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84 | QTextTable *table = cursor.insertTable(rows, columns, tableFormat);
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85 | //! [2] //! [3]
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86 |
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87 | int column;
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88 | int row;
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89 | QTextTableCell cell;
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90 | QTextCursor cellCursor;
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91 |
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92 | QTextCharFormat charFormat;
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93 | charFormat.setForeground(Qt::black);
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94 |
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95 | //! [4]
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96 | cell = table->cellAt(0, 0);
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97 | cellCursor = cell.firstCursorPosition();
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98 | cellCursor.insertText(tr("Week"), charFormat);
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99 | //! [4]
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100 |
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101 | //! [5]
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102 | for (column = 1; column < columns; ++column) {
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103 | cell = table->cellAt(0, column);
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104 | cellCursor = cell.firstCursorPosition();
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105 | cellCursor.insertText(tr("Team %1").arg(column), charFormat);
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106 | }
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107 |
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108 | for (row = 1; row < rows; ++row) {
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109 | cell = table->cellAt(row, 0);
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110 | cellCursor = cell.firstCursorPosition();
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111 | cellCursor.insertText(tr("%1").arg(row), charFormat);
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112 |
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113 | for (column = 1; column < columns; ++column) {
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114 | if ((row-1) % 3 == column-1) {
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115 | //! [5] //! [6]
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116 | cell = table->cellAt(row, column);
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117 | QTextCursor cellCursor = cell.firstCursorPosition();
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118 | cellCursor.insertText(tr("On duty"), charFormat);
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119 | }
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120 | //! [6] //! [7]
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121 | }
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122 | //! [7] //! [8]
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123 | }
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124 | //! [8]
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125 |
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126 | connect(saveAction, SIGNAL(triggered()), this, SLOT(saveFile()));
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127 | connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));
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128 | connect(showTableAction, SIGNAL(triggered()), this, SLOT(showTable()));
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129 |
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130 | setCentralWidget(editor);
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131 | setWindowTitle(tr("Text Document Tables"));
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132 | }
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133 |
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134 | void MainWindow::saveFile()
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135 | {
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136 | QString fileName = QFileDialog::getSaveFileName(this,
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137 | tr("Save document as:"), "", tr("XML (*.xml)"));
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138 |
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139 | if (!fileName.isEmpty()) {
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140 | if (writeXml(fileName))
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141 | setWindowTitle(fileName);
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142 | else
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143 | QMessageBox::warning(this, tr("Warning"),
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144 | tr("Failed to save the document."), QMessageBox::Cancel,
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145 | QMessageBox::NoButton);
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146 | }
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147 | }
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148 |
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149 | void MainWindow::showTable()
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150 | {
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151 | QTextCursor cursor = editor->textCursor();
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152 | QTextTable *table = cursor.currentTable();
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153 |
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154 | if (!table)
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155 | return;
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156 |
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157 | QTableWidget *tableWidget = new QTableWidget(table->rows(), table->columns());
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158 |
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159 | //! [9]
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160 | for (int row = 0; row < table->rows(); ++row) {
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161 | for (int column = 0; column < table->columns(); ++column) {
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162 | QTextTableCell tableCell = table->cellAt(row, column);
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163 | //! [9]
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164 | QTextFrame::iterator it;
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165 | QString text;
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166 | for (it = tableCell.begin(); !(it.atEnd()); ++it) {
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167 | QTextBlock childBlock = it.currentBlock();
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168 | if (childBlock.isValid())
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169 | text += childBlock.text();
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170 | }
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171 | QTableWidgetItem *newItem = new QTableWidgetItem(text);
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172 | tableWidget->setItem(row, column, newItem);
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173 | /*
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174 | //! [10]
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175 | processTableCell(tableCell);
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176 | //! [10]
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177 | */
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178 | //! [11]
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179 | }
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180 | //! [11] //! [12]
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181 | }
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182 | //! [12]
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183 |
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184 | tableWidget->setWindowTitle(tr("Table Contents"));
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185 | tableWidget->show();
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186 | }
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187 |
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188 | bool MainWindow::writeXml(const QString &fileName)
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189 | {
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190 | XmlWriter documentWriter(editor->document());
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191 |
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192 | QDomDocument *domDocument = documentWriter.toXml();
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193 | QFile file(fileName);
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194 |
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195 | if (file.open(QFile::WriteOnly)) {
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196 | QTextStream textStream(&file);
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197 | textStream.setCodec(QTextCodec::codecForName("UTF-8"));
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198 |
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199 | textStream << domDocument->toString(1).toUtf8();
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200 | file.close();
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201 | return true;
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202 | }
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203 | else
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204 | return false;
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205 | }
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