0
|
1 |
/****************************************************************************
|
|
2 |
**
|
|
3 |
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
|
|
4 |
** All rights reserved.
|
|
5 |
** Contact: Nokia Corporation (qt-info@nokia.com)
|
|
6 |
**
|
|
7 |
** This file is part of the examples of the Qt Toolkit.
|
|
8 |
**
|
|
9 |
** $QT_BEGIN_LICENSE:LGPL$
|
|
10 |
** No Commercial Usage
|
|
11 |
** This file contains pre-release code and may not be distributed.
|
|
12 |
** You may use this file in accordance with the terms and conditions
|
|
13 |
** contained in the Technology Preview License Agreement accompanying
|
|
14 |
** this package.
|
|
15 |
**
|
|
16 |
** GNU Lesser General Public License Usage
|
|
17 |
** Alternatively, this file may be used under the terms of the GNU Lesser
|
|
18 |
** General Public License version 2.1 as published by the Free Software
|
|
19 |
** Foundation and appearing in the file LICENSE.LGPL included in the
|
|
20 |
** packaging of this file. Please review the following information to
|
|
21 |
** ensure the GNU Lesser General Public License version 2.1 requirements
|
|
22 |
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
|
|
23 |
**
|
|
24 |
** In addition, as a special exception, Nokia gives you certain additional
|
|
25 |
** rights. These rights are described in the Nokia Qt LGPL Exception
|
|
26 |
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
|
|
27 |
**
|
|
28 |
** If you have questions regarding the use of this file, please contact
|
|
29 |
** Nokia at qt-info@nokia.com.
|
|
30 |
**
|
|
31 |
**
|
|
32 |
**
|
|
33 |
**
|
|
34 |
**
|
|
35 |
**
|
|
36 |
**
|
|
37 |
**
|
|
38 |
** $QT_END_LICENSE$
|
|
39 |
**
|
|
40 |
****************************************************************************/
|
|
41 |
|
|
42 |
#include <QtCore/QDir>
|
|
43 |
#include <QtGui/QLayout>
|
|
44 |
#include <QtGui/QComboBox>
|
|
45 |
#include <QtGui/QTreeWidget>
|
|
46 |
#include <QtGui/QLayout>
|
|
47 |
#include <QtGui/QFileDialog>
|
|
48 |
#include <QtGui/QDialogButtonBox>
|
|
49 |
#include <QtGui/QToolButton>
|
|
50 |
#include <QtGui/QPushButton>
|
|
51 |
#include <QtGui/QLabel>
|
|
52 |
|
|
53 |
#include "findfiledialog.h"
|
|
54 |
#include "assistant.h"
|
|
55 |
#include "textedit.h"
|
|
56 |
|
|
57 |
//! [0]
|
|
58 |
FindFileDialog::FindFileDialog(TextEdit *editor, Assistant *assistant)
|
|
59 |
: QDialog(editor)
|
|
60 |
{
|
|
61 |
currentAssistant = assistant;
|
|
62 |
currentEditor = editor;
|
|
63 |
//! [0]
|
|
64 |
|
|
65 |
createButtons();
|
|
66 |
createComboBoxes();
|
|
67 |
createFilesTree();
|
|
68 |
createLabels();
|
|
69 |
createLayout();
|
|
70 |
|
|
71 |
directoryComboBox->addItem(QDir::toNativeSeparators(QDir::currentPath()));
|
|
72 |
fileNameComboBox->addItem("*");
|
|
73 |
findFiles();
|
|
74 |
|
|
75 |
setWindowTitle(tr("Find File"));
|
|
76 |
//! [1]
|
|
77 |
}
|
|
78 |
//! [1]
|
|
79 |
|
|
80 |
void FindFileDialog::browse()
|
|
81 |
{
|
|
82 |
QString currentDirectory = directoryComboBox->currentText();
|
|
83 |
QString newDirectory = QFileDialog::getExistingDirectory(this,
|
|
84 |
tr("Select Directory"), currentDirectory);
|
|
85 |
if (!newDirectory.isEmpty()) {
|
|
86 |
directoryComboBox->addItem(QDir::toNativeSeparators(newDirectory));
|
|
87 |
directoryComboBox->setCurrentIndex(directoryComboBox->count() - 1);
|
|
88 |
update();
|
|
89 |
}
|
|
90 |
}
|
|
91 |
|
|
92 |
//! [2]
|
|
93 |
void FindFileDialog::help()
|
|
94 |
{
|
|
95 |
currentAssistant->showDocumentation("filedialog.html");
|
|
96 |
}
|
|
97 |
//! [2]
|
|
98 |
|
|
99 |
void FindFileDialog::openFile(QTreeWidgetItem *item)
|
|
100 |
{
|
|
101 |
if (!item) {
|
|
102 |
item = foundFilesTree->currentItem();
|
|
103 |
if (!item)
|
|
104 |
return;
|
|
105 |
}
|
|
106 |
|
|
107 |
QString fileName = item->text(0);
|
|
108 |
QString path = directoryComboBox->currentText() + QDir::separator();
|
|
109 |
|
|
110 |
currentEditor->setContents(path + fileName);
|
|
111 |
close();
|
|
112 |
}
|
|
113 |
|
|
114 |
void FindFileDialog::update()
|
|
115 |
{
|
|
116 |
findFiles();
|
|
117 |
buttonBox->button(QDialogButtonBox::Open)->setEnabled(
|
|
118 |
foundFilesTree->topLevelItemCount() > 0);
|
|
119 |
}
|
|
120 |
|
|
121 |
void FindFileDialog::findFiles()
|
|
122 |
{
|
|
123 |
QRegExp filePattern(fileNameComboBox->currentText() + "*");
|
|
124 |
filePattern.setPatternSyntax(QRegExp::Wildcard);
|
|
125 |
|
|
126 |
QDir directory(directoryComboBox->currentText());
|
|
127 |
|
|
128 |
QStringList allFiles = directory.entryList(QDir::Files | QDir::NoSymLinks);
|
|
129 |
QStringList matchingFiles;
|
|
130 |
|
|
131 |
foreach (QString file, allFiles) {
|
|
132 |
if (filePattern.exactMatch(file))
|
|
133 |
matchingFiles << file;
|
|
134 |
}
|
|
135 |
showFiles(matchingFiles);
|
|
136 |
}
|
|
137 |
|
|
138 |
void FindFileDialog::showFiles(const QStringList &files)
|
|
139 |
{
|
|
140 |
foundFilesTree->clear();
|
|
141 |
|
|
142 |
for (int i = 0; i < files.count(); ++i) {
|
|
143 |
QTreeWidgetItem *item = new QTreeWidgetItem(foundFilesTree);
|
|
144 |
item->setText(0, files[i]);
|
|
145 |
}
|
|
146 |
|
|
147 |
if (files.count() > 0)
|
|
148 |
foundFilesTree->setCurrentItem(foundFilesTree->topLevelItem(0));
|
|
149 |
}
|
|
150 |
|
|
151 |
void FindFileDialog::createButtons()
|
|
152 |
{
|
|
153 |
browseButton = new QToolButton;
|
|
154 |
browseButton->setText(tr("..."));
|
|
155 |
connect(browseButton, SIGNAL(clicked()), this, SLOT(browse()));
|
|
156 |
|
|
157 |
buttonBox = new QDialogButtonBox(QDialogButtonBox::Open
|
|
158 |
| QDialogButtonBox::Cancel
|
|
159 |
| QDialogButtonBox::Help);
|
|
160 |
connect(buttonBox, SIGNAL(accepted()), this, SLOT(openFile()));
|
|
161 |
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
|
|
162 |
connect(buttonBox, SIGNAL(helpRequested()), this, SLOT(help()));
|
|
163 |
}
|
|
164 |
|
|
165 |
void FindFileDialog::createComboBoxes()
|
|
166 |
{
|
|
167 |
directoryComboBox = new QComboBox;
|
|
168 |
fileNameComboBox = new QComboBox;
|
|
169 |
|
|
170 |
fileNameComboBox->setEditable(true);
|
|
171 |
fileNameComboBox->setSizePolicy(QSizePolicy::Expanding,
|
|
172 |
QSizePolicy::Preferred);
|
|
173 |
|
|
174 |
directoryComboBox->setMinimumContentsLength(30);
|
|
175 |
directoryComboBox->setSizeAdjustPolicy(
|
|
176 |
QComboBox::AdjustToMinimumContentsLength);
|
|
177 |
directoryComboBox->setSizePolicy(QSizePolicy::Expanding,
|
|
178 |
QSizePolicy::Preferred);
|
|
179 |
|
|
180 |
connect(fileNameComboBox, SIGNAL(editTextChanged(const QString &)),
|
|
181 |
this, SLOT(update()));
|
|
182 |
connect(directoryComboBox, SIGNAL(currentIndexChanged(const QString &)),
|
|
183 |
this, SLOT(update()));
|
|
184 |
}
|
|
185 |
|
|
186 |
void FindFileDialog::createFilesTree()
|
|
187 |
{
|
|
188 |
foundFilesTree = new QTreeWidget;
|
|
189 |
foundFilesTree->setColumnCount(1);
|
|
190 |
foundFilesTree->setHeaderLabels(QStringList(tr("Matching Files")));
|
|
191 |
foundFilesTree->setRootIsDecorated(false);
|
|
192 |
foundFilesTree->setSelectionMode(QAbstractItemView::SingleSelection);
|
|
193 |
|
|
194 |
connect(foundFilesTree, SIGNAL(itemActivated(QTreeWidgetItem *, int)),
|
|
195 |
this, SLOT(openFile(QTreeWidgetItem *)));
|
|
196 |
}
|
|
197 |
|
|
198 |
void FindFileDialog::createLabels()
|
|
199 |
{
|
|
200 |
directoryLabel = new QLabel(tr("Search in:"));
|
|
201 |
fileNameLabel = new QLabel(tr("File name (including wildcards):"));
|
|
202 |
}
|
|
203 |
|
|
204 |
void FindFileDialog::createLayout()
|
|
205 |
{
|
|
206 |
QHBoxLayout *fileLayout = new QHBoxLayout;
|
|
207 |
fileLayout->addWidget(fileNameLabel);
|
|
208 |
fileLayout->addWidget(fileNameComboBox);
|
|
209 |
|
|
210 |
QHBoxLayout *directoryLayout = new QHBoxLayout;
|
|
211 |
directoryLayout->addWidget(directoryLabel);
|
|
212 |
directoryLayout->addWidget(directoryComboBox);
|
|
213 |
directoryLayout->addWidget(browseButton);
|
|
214 |
|
|
215 |
QVBoxLayout *mainLayout = new QVBoxLayout;
|
|
216 |
mainLayout->addLayout(fileLayout);
|
|
217 |
mainLayout->addLayout(directoryLayout);
|
|
218 |
mainLayout->addWidget(foundFilesTree);
|
|
219 |
mainLayout->addStretch();
|
|
220 |
mainLayout->addWidget(buttonBox);
|
|
221 |
setLayout(mainLayout);
|
|
222 |
}
|