Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/zint/frontend_qt/datawindow.cpp @ 17:dd9cdb856310

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Remove PKG-INFO from the because it is regenerated automatically for the sdist
author Franz Glasner <fzglas.hg@dom66.de>
date Thu, 18 Sep 2025 17:40:40 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2
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1 /*
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2 Zint Barcode Generator - the open source barcode generator
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3 Copyright (C) 2009-2024 Robin Stuart <rstuart114@gmail.com>
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4
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5 This program is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3 of the License, or
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8 (at your option) any later version.
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9
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10 This program is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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15 You should have received a copy of the GNU General Public License along
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16 with this program; if not, write to the Free Software Foundation, Inc.,
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17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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18 */
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19 /* SPDX-License-Identifier: GPL-3.0-or-later */
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21 //#include <QDebug>
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22 #include <QFileDialog>
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23 #include <QMessageBox>
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24 #include <QRegularExpression>
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25 #include <QSettings>
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26 #include <QStringList>
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27 #include <QUiLoader>
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29 #include "datawindow.h"
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31 // Shorthand
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32 #define QSL QStringLiteral
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34 static const int tempMessageTimeout = 2000;
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36 DataWindow::DataWindow(const QString &input, bool isEscaped, int seg_no) : Valid(false), Escaped(false),
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37 m_isEscaped(isEscaped), m_seg_no(seg_no)
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38 {
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39 setupUi(this);
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40 QSettings settings;
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41 #if QT_VERSION < 0x60000
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42 settings.setIniCodec("UTF-8");
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43 #endif
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44
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45 QByteArray geometry = settings.value(QSL("studio/data/window_geometry")).toByteArray();
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46 restoreGeometry(geometry);
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47
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48 QIcon closeIcon(QIcon::fromTheme(QSL("window-close"), QIcon(QSL(":res/x.svg"))));
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49 QIcon clearIcon(QSL(":res/delete.svg"));
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50 QIcon okIcon(QIcon(QSL(":res/check.svg")));
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51 btnCancel->setIcon(closeIcon);
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52 btnDataClear->setIcon(clearIcon);
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53 btnOK->setIcon(okIcon);
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54
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55 if (isEscaped && input.contains(QSL("\\n"))) {
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56 // Substitute escaped Line Feeds with actual Line Feeds
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57 QString out;
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58 out.reserve(input.length());
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59 int lastPosn = 0;
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60 QRegularExpression escRE(QSL("\\\\(?:[0EabtnvfreGR\\\\]|d[0-9]{3}|o[0-7]{3}|x[0-9A-Fa-f]{2}|u[0-9A-Fa-f]{4}"
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61 "|U[0-9A-Fa-f]{6})"));
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62 QRegularExpressionMatchIterator matchI = escRE.globalMatch(input);
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63 while (matchI.hasNext()) {
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64 QRegularExpressionMatch match = matchI.next();
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65 if (match.captured(0) == QSL("\\n")) {
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66 out += input.mid(lastPosn, match.capturedStart(0) - lastPosn) + '\n';
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67 lastPosn = match.capturedEnd(0);
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68 }
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69 }
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70 out += input.mid(lastPosn);
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71 txtDataInput->setPlainText(out);
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72 statusBarData->showMessage(tr("Converted LFs"), tempMessageTimeout);
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73 } else {
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74 txtDataInput->setPlainText(input);
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75 }
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76 txtDataInput->moveCursor(QTextCursor::End, QTextCursor::MoveAnchor);
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77
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78 connect(btnCancel, SIGNAL(clicked(bool)), SLOT(close()));
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79 connect(btnDataClear, SIGNAL(clicked(bool)), SLOT(clear_data()));
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80 connect(btnOK, SIGNAL(clicked(bool)), SLOT(okay()));
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81 connect(btnFromFile, SIGNAL(clicked(bool)), SLOT(from_file()));
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82 connect(txtDataInput, SIGNAL(textChanged()), this, SLOT(text_changed()));
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83
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84 btnDataClear->setEnabled(!txtDataInput->toPlainText().isEmpty());
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85 }
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86
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87 DataWindow::~DataWindow()
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88 {
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89 QSettings settings;
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90 #if QT_VERSION < 0x60000
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91 settings.setIniCodec("UTF-8");
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92 #endif
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93 settings.setValue(QSL("studio/data/window_geometry"), saveGeometry());
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94 }
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95
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96 void DataWindow::clear_data()
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97 {
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98 txtDataInput->clear();
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99 }
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100
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101 void DataWindow::text_changed()
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102 {
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103 bool escaped = m_isEscaped;
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104 const QString &text = escapedData(escaped);
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105 btnDataClear->setEnabled(!text.isEmpty());
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106 emit dataChanged(text, escaped, m_seg_no);
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107 }
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108
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109 void DataWindow::okay()
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110 {
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111 Valid = true;
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112 DataOutput = escapedData(Escaped);
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113 close();
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114 }
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115
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116 QString DataWindow::escapedData(bool &escaped)
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117 {
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118 QString text = txtDataInput->toPlainText();
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119 if (text.contains('\n')) {
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120 // Escape Line Feeds
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121 text.replace('\n', QSL("\\n"));
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122 escaped = true;
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123 }
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124 return text;
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125 }
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126
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127 void DataWindow::from_file()
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128 {
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129 QSettings settings;
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130 #if QT_VERSION < 0x60000
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131 settings.setIniCodec("UTF-8");
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132 #endif
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133 QFileDialog open_dialog;
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134 QString filename;
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135 QFile file;
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136 QByteArray outstream;
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137 open_dialog.setWindowTitle("Import File");
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138 open_dialog.setDirectory(settings.value("studio/default_dir",
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139 QDir::toNativeSeparators(QDir::homePath())).toString());
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140
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141 if (open_dialog.exec()) {
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142 filename = open_dialog.selectedFiles().at(0);
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143 } else {
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144 return;
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145 }
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146
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147 file.setFileName(filename);
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148 if (!file.open(QIODevice::ReadOnly)) {
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149 QMessageBox::critical(this, tr("Open Error"), tr("Could not open selected file."));
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150 return;
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151 }
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152
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153 outstream = file.readAll();
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154
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155 /* Allow some non-printing (control) characters to be read from file
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156 by converting them to escape sequences */
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157 QString escape_string(outstream); // Converts to UTF-8 (NOTE: QString can't handle embedded NULs)
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158
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159 QRegularExpression escRE(QSL("[\\x04\\x07\\x08\\x09\\x0B\\x0C\\x0D\\x1B\\x1D\\x1E\\x5C]"));
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160 if (escape_string.contains(escRE)) {
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161 escape_string.replace((QChar)'\\', QSL("\\\\"));
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162 escape_string.replace((QChar)0x04, QSL("\\E")); /* End of Transmission */
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163 escape_string.replace((QChar)'\a', QSL("\\a")); /* Bell (0x07) */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
164 escape_string.replace((QChar)'\b', QSL("\\b")); /* Backspace (0x08) */
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parents:
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165 escape_string.replace((QChar)'\t', QSL("\\t")); /* Horizontal tab (0x09) */
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166 // Leaving Line Feed (0x0A)
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parents:
diff changeset
167 escape_string.replace((QChar)'\v', QSL("\\v")); /* Vertical tab (0x0B) */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
168 escape_string.replace((QChar)'\f', QSL("\\f")); /* Form feed (0x0C) */
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169 escape_string.replace((QChar)'\r', QSL("\\r")); /* Carriage return (0x0D) */
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parents:
diff changeset
170 escape_string.replace((QChar)0x1b, QSL("\\e")); /* Escape */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
171 escape_string.replace((QChar)0x1d, QSL("\\G")); /* Group Separator */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
172 escape_string.replace((QChar)0x1e, QSL("\\R")); /* Record Separator */
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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173 Escaped = true;
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174 statusBarData->showMessage(tr("Escaped data"), tempMessageTimeout);
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175 }
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176
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diff changeset
177 txtDataInput->setPlainText(escape_string);
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
178 file.close();
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179
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diff changeset
180 settings.setValue("studio/default_dir", filename.mid(0, filename.lastIndexOf(QDir::separator())));
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181 }
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182
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diff changeset
183 /* vim: set ts=4 sw=4 et : */