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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_d1;
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43
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44 import tango.text.Util;
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45 import tango.text.Ascii;
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46 import tango.text.convert.Format;
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47
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48 import qt.gui.QWidget;
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49 import qt.gui.QLabel;
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50 import qt.gui.QTableWidget;
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51 import qt.gui.QPushButton;
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52 import qt.gui.QVBoxLayout;
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53 import qt.gui.QDialogButtonBox;
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54
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55 import droparea;
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56
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57
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58 class DropSiteWindow : public QWidget
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59 {
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60 public:
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61
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62 this()
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63 {
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64 abstractLabel = new QLabel(tr("This example accepts drags from other "
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65 "applications and displays the MIME types "
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66 "provided by the drag object."));
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67
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68 abstractLabel.setWordWrap(true);
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69 abstractLabel.adjustSize();
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70
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71 dropArea = new DropArea;
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72 dropArea.changed.connect(&updateFormatsTable);
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73
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74 string[] labels;
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75 labels ~= tr("Format");
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76 labels ~= tr("Content");
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77
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78 formatsTable = new QTableWidget;
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79 formatsTable.setColumnCount(2);
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80 formatsTable.setEditTriggers(QAbstractItemView.NoEditTriggers);
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81 formatsTable.setHorizontalHeaderLabels(labels);
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82 formatsTable.horizontalHeader().setStretchLastSection(true);
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83
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84 clearButton = new QPushButton(tr("Clear"));
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85 quitButton = new QPushButton(tr("Quit"));
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86
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87 buttonBox = new QDialogButtonBox;
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88 buttonBox.addButton(clearButton, QDialogButtonBox.ActionRole);
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89 buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole);
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90
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91 quitButton.pressed.connect(&close);
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92 clearButton.pressed.connect(&dropArea.clearArea);
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93
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94 QVBoxLayout mainLayout = new QVBoxLayout;
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95 mainLayout.addWidget(abstractLabel);
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96 mainLayout.addWidget(dropArea);
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97 mainLayout.addWidget(formatsTable);
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98 mainLayout.addWidget(buttonBox);
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99 setLayout(mainLayout);
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100
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101 setWindowTitle(tr("Drop Site"));
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102 setMinimumSize(350, 500);
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103 }
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104
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105 void updateFormatsTable(QMimeData mimeData)
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106 {
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107 formatsTable.setRowCount(0);
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108 if (!mimeData)
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109 return;
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110
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111 foreach (string format; mimeData.formats()) {
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112 QTableWidgetItem formatItem = new QTableWidgetItem(format);
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113 formatItem.setFlags(Qt.ItemIsEnabled);
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114 formatItem.setTextAlignment(Qt.AlignTop | Qt.AlignLeft);
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115
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116 string text;
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117 if (format == "text/plain") {
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118 text = trim(mimeData.text());
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119 } else if (format == "text/html") {
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120 text = trim(mimeData.html());
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121 } else if (format == "text/uri-list") {
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122 QUrl[] urlList = mimeData.urls();
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123 for (int i = 0; i < urlList.length && i < 32; ++i) {
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124 string url = urlList[i].path();
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125 text ~= url ~ " ";
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126 }
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127 } else {
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128 QByteArray data = mimeData.data(format);
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129 for (int i = 0; i < data.size() && i < 32; ++i) {
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130 string hex = toUpper(Format("{0:x}", data.at(i)));
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131 text ~= hex ~ " ";
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132 }
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133 }
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134
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135 int row = formatsTable.rowCount();
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136 formatsTable.insertRow(row);
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137 formatsTable.setItem(row, 0, new QTableWidgetItem(format));
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138 formatsTable.setItem(row, 1, new QTableWidgetItem(text));
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139 }
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140
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141 formatsTable.resizeColumnToContents(0);
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142 }
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143
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144 private:
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145
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146 DropArea dropArea;
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147 QLabel abstractLabel;
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148 QTableWidget formatsTable;
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149
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150 QPushButton clearButton;
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151 QPushButton quitButton;
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152 QDialogButtonBox buttonBox;
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153 }
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