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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 ** Contact: Qt Software Information (qt-info@nokia.com)
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5 **
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6 ** This file is part of the examples of the Qt Toolkit.
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7 **
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8 ** $QT_BEGIN_LICENSE:LGPL$
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9 ** Commercial Usage
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10 ** Licensees holding valid Qt Commercial licenses may use this file in
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11 ** accordance with the Qt Commercial License Agreement provided with the
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12 ** Software or, alternatively, in accordance with the terms contained in
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13 ** a written agreement between you and Nokia.
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14 **
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15 ** GNU Lesser General Public License Usage
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16 ** Alternatively, this file may be used under the terms of the GNU Lesser
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17 ** General Public License version 2.1 as published by the Free Software
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18 ** Foundation and appearing in the file LICENSE.LGPL included in the
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19 ** packaging of this file. Please review the following information to
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20 ** ensure the GNU Lesser General Public License version 2.1 requirements
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21 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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22 **
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23 ** In addition, as a special exception, Nokia gives you certain
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24 ** additional rights. These rights are described in the Nokia Qt LGPL
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25 ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
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26 ** 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 are unsure which license is appropriate for your use, please
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37 ** contact the sales department at qt-sales@nokia.com.
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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 module dropsitewindow;
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43
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204
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44 version(Tango) {
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45 import tango.text.Util;
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46 import tango.text.Ascii;
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47 import tango.text.convert.Format: format = Format;
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48 } else {
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49 import std.string;
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206
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50 alias strip trim;
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204
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51 }
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19
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52
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53 import qt.gui.QWidget;
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54 import qt.gui.QLabel;
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55 import qt.gui.QTableWidget;
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56 import qt.gui.QPushButton;
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57 import qt.gui.QVBoxLayout;
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58 import qt.gui.QDialogButtonBox;
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59
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60 import droparea;
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61
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62
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63 class DropSiteWindow : public QWidget
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64 {
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65 public:
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66
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67 this()
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68 {
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69 abstractLabel = new QLabel(tr("This example accepts drags from other "
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70 "applications and displays the MIME types "
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71 "provided by the drag object."));
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72
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73 abstractLabel.setWordWrap(true);
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74 abstractLabel.adjustSize();
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75
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76 dropArea = new DropArea;
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77 dropArea.changed.connect(&updateFormatsTable);
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78
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206
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79 string[] labels;
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19
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80 labels ~= tr("Format");
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81 labels ~= tr("Content");
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82
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83 formatsTable = new QTableWidget;
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84 formatsTable.setColumnCount(2);
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85 formatsTable.setEditTriggers(QAbstractItemView.NoEditTriggers);
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86 formatsTable.setHorizontalHeaderLabels(labels);
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87 formatsTable.horizontalHeader().setStretchLastSection(true);
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88
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89 clearButton = new QPushButton(tr("Clear"));
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90 quitButton = new QPushButton(tr("Quit"));
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91
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92 buttonBox = new QDialogButtonBox;
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93 buttonBox.addButton(clearButton, QDialogButtonBox.ActionRole);
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94 buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole);
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95
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96 quitButton.pressed.connect(&close);
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97 clearButton.pressed.connect(&dropArea.clearArea);
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98
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99 QVBoxLayout mainLayout = new QVBoxLayout;
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100 mainLayout.addWidget(abstractLabel);
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101 mainLayout.addWidget(dropArea);
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102 mainLayout.addWidget(formatsTable);
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103 mainLayout.addWidget(buttonBox);
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104 setLayout(mainLayout);
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105
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106 setWindowTitle(tr("Drop Site"));
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107 setMinimumSize(350, 500);
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108 }
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109
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110 void updateFormatsTable(QMimeData mimeData)
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111 {
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112 formatsTable.setRowCount(0);
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113 if (!mimeData)
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114 return;
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21
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115
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206
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116 foreach (string format; mimeData.formats()) {
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19
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117 QTableWidgetItem formatItem = new QTableWidgetItem(format);
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118 formatItem.setFlags(Qt.ItemIsEnabled);
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119 formatItem.setTextAlignment(Qt.AlignTop | Qt.AlignLeft);
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120
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206
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121 string text;
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19
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122 if (format == "text/plain") {
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123 text = trim(mimeData.text());
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124 } else if (format == "text/html") {
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125 text = trim(mimeData.html());
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126 } else if (format == "text/uri-list") {
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127 QUrl[] urlList = mimeData.urls();
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128 for (int i = 0; i < urlList.length && i < 32; ++i) {
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206
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129 string url = urlList[i].path();
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19
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130 text ~= url ~ " ";
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131 }
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132 } else {
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133 QByteArray data = mimeData.data(format);
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134 for (int i = 0; i < data.size() && i < 32; ++i) {
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206
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135 version(Tango)
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136 string hex = toUupper(Format("{0:x}", data.at(i)));
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137 else
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138 string hex = toupper(std.string.format("%x", data.at(i)));
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19
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139 text ~= hex ~ " ";
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140 }
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141 }
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142
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143 int row = formatsTable.rowCount();
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144 formatsTable.insertRow(row);
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145 formatsTable.setItem(row, 0, new QTableWidgetItem(format));
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146 formatsTable.setItem(row, 1, new QTableWidgetItem(text));
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147 }
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148
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149 formatsTable.resizeColumnToContents(0);
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150 }
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151
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152 private:
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153
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154 DropArea dropArea;
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155 QLabel abstractLabel;
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156 QTableWidget formatsTable;
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157
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158 QPushButton clearButton;
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159 QPushButton quitButton;
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160 QDialogButtonBox buttonBox;
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161 }
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