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Редакция | Автор | № строки | Строка |
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53 | pingvin | 1 | |
2 | ** |
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3 | ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 | ** All rights reserved. |
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5 | ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 | ** |
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7 | ** This file is part of the examples 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 qt-info@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 | |||
42 | |||
43 | delegate.cpp |
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44 | |||
45 | |||
46 | using a spin box widget. |
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47 | */ |
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48 | |||
49 | |||
50 | |||
51 | |||
52 | |||
53 | |||
54 | |||
55 | SpinBoxDelegate::SpinBoxDelegate(QObject *parent) |
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56 | : QItemDelegate(parent) |
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57 | { |
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58 | // SpinBoxDelegate::getItems(); |
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134 | pingvin | 59 | } |
53 | pingvin | 60 | //! [0] |
61 | |||
62 | |||
63 | QWidget *SpinBoxDelegate::createEditor(QWidget *parent, |
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64 | const QStyleOptionViewItem &/* option */, |
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65 | const QModelIndex &/* index */) const |
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66 | { |
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67 | QStringList ID_list; |
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134 | pingvin | 68 | QStringList Name_list; |
69 | |||
70 | |||
71 | |||
72 | |||
73 | |||
74 | |||
75 | |||
76 | |||
77 | Name_list = items.values(); |
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78 | |||
79 | |||
53 | pingvin | 80 | |
134 | pingvin | 81 | |
82 | editor->addItem("0"); |
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53 | pingvin | 83 | editor->addItem("1"); |
84 | editor->addItem("2"); |
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85 | editor->addItem("3"); |
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86 | editor->addItem("4"); |
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87 | editor->addItem("5"); |
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88 | editor->addItem("6"); |
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89 | editor->addItem("7"); |
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90 | editor->addItem("8"); |
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91 | editor->addItem("9"); |
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92 | */ |
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134 | pingvin | 93 | |
53 | pingvin | 94 | |
134 | pingvin | 95 | |
96 | |||
97 | return editor; |
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53 | pingvin | 98 | } |
99 | //! [1] |
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100 | |||
101 | |||
102 | void SpinBoxDelegate::setEditorData(QWidget *editor, |
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103 | const QModelIndex &index) const |
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104 | { |
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105 | QString value = index.model()->data(index, Qt::EditRole).toString(); |
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134 | pingvin | 106 | QComboBox *comboBox = static_cast<QComboBox*>(editor); |
107 | |||
53 | pingvin | 108 | |
134 | pingvin | 109 | QStringList Name_list; |
110 | int curr_index; |
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111 | |||
53 | pingvin | 112 | |
134 | pingvin | 113 | Name_list = items.values(); |
114 | |||
53 | pingvin | 115 | |
134 | pingvin | 116 | comboBox->setCurrentIndex(curr_index); |
117 | /**************************************************** |
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118 | if (value == "0") comboBox->setCurrentIndex(0); |
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119 | if (value == "1") comboBox->setCurrentIndex(1); |
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120 | if (value == "2") comboBox->setCurrentIndex(2); |
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121 | if (value == "3") comboBox->setCurrentIndex(3); |
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122 | if (value == "4") comboBox->setCurrentIndex(4); |
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123 | if (value == "5") comboBox->setCurrentIndex(5); |
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124 | if (value == "6") comboBox->setCurrentIndex(6); |
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125 | if (value == "7") comboBox->setCurrentIndex(7); |
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126 | if (value == "8") comboBox->setCurrentIndex(8); |
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127 | if (value == "9") comboBox->setCurrentIndex(9); |
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128 | ******************************************************/ |
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129 | comboBox->setEditable(true); |
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130 | |||
131 | |||
132 | |||
53 | pingvin | 133 | |
134 | |||
135 | //! [2] |
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136 | |||
137 | |||
138 | void SpinBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, |
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139 | const QModelIndex &index) const |
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140 | { |
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141 | QStringList ID_list; |
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134 | pingvin | 142 | QStringList Name_list; |
143 | |||
53 | pingvin | 144 | |
145 | int currIndex; |
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146 | currIndex = comboBox->currentIndex(); |
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147 | // QString value = comboBox->itemText(currIndex); |
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134 | pingvin | 148 | |
149 | |||
150 | Name_list = items.values(); |
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151 | |||
152 | |||
153 | model->setData(index, value, Qt::EditRole); |
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53 | pingvin | 154 | |
134 | pingvin | 155 | |
156 | |||
53 | pingvin | 157 | //! [3] |
158 | |||
159 | |||
160 | void SpinBoxDelegate::updateEditorGeometry(QWidget *editor, |
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161 | const QStyleOptionViewItem &option, const QModelIndex &/* index */) const |
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162 | { |
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163 | editor->setGeometry(option.rect); |
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164 | } |
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165 | //! [4] |
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166 | |||
134 | pingvin | 167 | |
168 | QMap <QString, QString> result_map; |
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169 | QSqlQuery q; |
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170 | QString query_str; |
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171 | bool ok; |
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172 | |||
173 | |||
174 | q.prepare(query_str); |
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175 | |||
176 | |||
177 | |||
178 | |||
179 | |||
180 | |||
181 | |||
182 | |||
183 | /* |
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184 | QString error_str; |
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185 | error_str = tr(" "); |
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186 | error_str.append(inctance); |
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187 | QMessageBox::critical( // . |
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188 | this, // . |
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189 | QObject::tr("Database Error"), // . |
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190 | q.lastError().text()); // . |
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191 | // tr(" ")); // . |
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192 | |||
193 | |||
194 | items.clear(); |
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195 | return; |
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196 | } |
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197 | |||
198 | |||
199 | |||
200 | items.clear(); |
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201 | while(q.next()){ |
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202 | |||
203 | |||
204 | QString ClassName; |
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205 | ID = q.value(0).toString(); // ID |
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206 | ClassName = q.value(1).toString(); // Name |
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207 | items.insert(ID, ClassName); |
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208 | } |
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209 | |||
210 | |||
211 | |||
212 | } |
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213 | |||
214 | |||
215 | |||
216 | |||
217 | |||
218 | |||
219 | |||
220 | |||
221 | |||
222 | |||
223 | |||
224 | |||
225 | |||
226 | |||
227 | |||
228 | |||
229 | |||
230 | |||
53 | pingvin | 231 | bool calpopup, |
232 | QObject *parent) |
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233 | : QItemDelegate(parent), |
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234 | m_calpopup(calpopup) { |
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235 | } |
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236 | |||
237 | |||
238 | QWidget *parent, |
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239 | const QStyleOptionViewItem& /* option */, |
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240 | const QModelIndex& /* index */) const { |
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241 | QDateEdit *editor = new QDateEdit(parent); |
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242 | editor->setCalendarPopup(m_calpopup); |
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243 | editor->installEventFilter(const_cast<MyDEDelegate*>(this)); |
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244 | return editor; |
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245 | } |
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246 | |||
247 | |||
248 | QWidget *editor, |
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249 | const QModelIndex &index) const { |
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250 | QDate value = index.model()->data( |
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251 | index, Qt::EditRole).toDate(); |
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252 | QDateEdit *de = static_cast<QDateEdit*>(editor); |
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253 | de->setDate(value); |
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254 | } |
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255 | |||
256 | |||
257 | QWidget *editor, |
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258 | QAbstractItemModel *model, |
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259 | const QModelIndex& index) const { |
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260 | QDateEdit *de = static_cast<QDateEdit*>(editor); |
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261 | de->interpretText(); |
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262 | QDate value = de->date(); |
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263 | model->setData(index, value); |
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264 | } |
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265 | |||
266 | |||
267 | QWidget *editor, |
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268 | const QStyleOptionViewItem &option, |
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269 | const QModelIndex& /* index */) const { |
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270 | editor->setGeometry(option.rect); |
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271 | } |
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272 | |||
134 | pingvin | 273 | |
274 | |||
161 | pingvin | 275 | |
276 | { |
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277 | } |
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278 | |||
279 | |||
165 | pingvin | 280 | |
281 | |||
282 | |||
283 | |||
284 | const QStyleOptionViewItem &/* option */, |
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285 | const QModelIndex &/* index */) const |
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286 | { |
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287 | |||
288 | |||
289 | return editor; |
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290 | |||
291 | |||
292 | |||
293 | |||
294 | |||
295 | |||
296 | |||
297 | const QModelIndex &index) const |
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298 | { |
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299 | |||
300 | |||
301 | |||
302 | IconForm *icnFrm = static_cast<IconForm*>(editor); |
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303 | QVariant currentImage = model->data(index,0); |
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304 | QByteArray bytes = currentImage.toByteArray(); |
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305 | if (currentImage.isValid()) { |
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306 | m_pxPicture.loadFromData(bytes); |
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307 | } |
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308 | else { |
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309 | //QItemDelegate::paint(painter, option, index); |
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310 | |||
167 | pingvin | 311 | |
312 | |||
313 | } |
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165 | pingvin | 314 | icnFrm->setPixmap(m_pxPicture); |
315 | } |
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316 | |||
317 | |||
318 | |||
319 | |||
320 | |||
321 | QWidget *editor, |
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322 | QAbstractItemModel *model, |
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323 | const QModelIndex& index) const { |
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324 | IconForm *icnFrm = static_cast<IconForm*>(editor); |
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325 | if (!(icnFrm->dataIsChanged())) return; |
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167 | pingvin | 326 | |
327 | |||
182 | pingvin | 328 | m_pxPicture = icnFrm->pixmap(); |
165 | pingvin | 329 | QImage currentImage = m_pxPicture.toImage(); |
330 | QByteArray bytes; |
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331 | QBuffer buffer(&bytes); |
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332 | buffer.open(QIODevice::WriteOnly); |
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333 | currentImage.save(&buffer, "PNG"); |
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334 | |||
335 | |||
336 | |||
337 | |||
338 | |||
339 | |||
340 | |||
341 | // int heigh = m_pxPicture.height(); |
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342 | // tblView->setRowHeight(index.row(), heigh + 10); |
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343 | // model->submitAll(); |
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344 | } |
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182 | pingvin | 345 | else { // |
346 | QVariant val_null; |
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347 | model->setData(index, val_null, Qt::EditRole); |
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348 | } |
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349 | |||
165 | pingvin | 350 | |
351 | |||
352 | } |
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353 | |||
354 | |||
355 | |||
356 | |||
357 | QWidget *editor, |
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358 | const QStyleOptionViewItem &option, |
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359 | const QModelIndex& /* index */) const { |
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360 | |||
361 | |||
362 | |||
363 | // editor->setGeometry(r); |
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364 | |||
365 | |||
366 | } |
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367 | |||
368 | |||
369 | |||
370 | |||
371 | |||
161 | pingvin | 372 | { |
373 | |||
374 | |||
375 | |||
165 | pingvin | 376 | |
161 | pingvin | 377 | |
165 | pingvin | 378 | QString sFileName = model->data( index, Qt::DisplayRole ).toString(); |
379 | |||
161 | pingvin | 380 | |
165 | pingvin | 381 | |
382 | |||
161 | pingvin | 383 | // QImage image; |
384 | // image.loadFromData(bytes); |
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385 | |||
386 | |||
387 | |||
388 | m_pxPicture.loadFromData(bytes); |
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389 | |||
165 | pingvin | 390 | |
161 | pingvin | 391 | else { |
392 | int i; |
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182 | pingvin | 393 | i++; |
394 | //QItemDelegate::paint(painter, option, index); |
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161 | pingvin | 395 | return; |
396 | } |
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397 | |||
398 | |||
399 | |||
165 | pingvin | 400 | |
401 | |||
402 | |||
161 | pingvin | 403 | |
404 | |||
405 | m_pxPicture.load( sFileName ); |
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406 | else { |
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407 | //QItemDelegate::paint(painter, option, index); |
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408 | return; |
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409 | } |
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410 | */ |
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411 | |||
412 | |||
413 | |||
414 | ((option.state & QStyle::State_Active) ? QPalette::Normal : QPalette::Inactive ) : |
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415 | QPalette::Disabled; |
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416 | |||
417 | |||
418 | |||
419 | |||
165 | pingvin | 420 | |
421 | |||
422 | |||
161 | pingvin | 423 | int nY = option.rect.y() + ( ( option.rect.height() - m_pxPicture.rect().height() ) / 2 ); |
424 | painter->drawPixmap( nX, nY, m_pxPicture ); |
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425 | |||
426 | |||
427 | |||
165 | pingvin | 428 | |
161 | pingvin | 429 | |
430 | QPen pen = painter->pen(); |
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431 | painter->setPen(option.palette.color(QPalette::Mid)); |
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432 | painter->drawLine(option.rect.bottomLeft(), option.rect.bottomRight()); |
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433 | painter->drawLine(option.rect.topRight(), option.rect.bottomRight()); |
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434 | painter->setPen(pen); |
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435 | */ |
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436 | } |
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165 | pingvin | 437 | |
161 | pingvin | 438 | |
439 | |||
165 | pingvin | 440 | tblView = table; |
441 | } |
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442 |