source: trunk/src/gui/dialogs/qfiledialog_p.h

Last change on this file was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.
File size: 13.8 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 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 QtGui module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
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** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at qt-info@nokia.com.
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QFILEDIALOG_P_H
43#define QFILEDIALOG_P_H
44
45//
46// W A R N I N G
47// -------------
48//
49// This file is not part of the Qt API. It exists purely as an
50// implementation detail. This header file may change from version to
51// version without notice, or even be removed.
52//
53// We mean it.
54//
55
56#ifndef QT_NO_FILEDIALOG
57
58#include "qfiledialog.h"
59#include "private/qdialog_p.h"
60#include "qplatformdefs.h"
61
62#include "qfilesystemmodel_p.h"
63#include <qlistview.h>
64#include <qtreeview.h>
65#include <qcombobox.h>
66#include <qtoolbutton.h>
67#include <qlabel.h>
68#include <qevent.h>
69#include <qlineedit.h>
70#include <qurl.h>
71#include <qstackedwidget.h>
72#include <qdialogbuttonbox.h>
73#include <qabstractproxymodel.h>
74#include <qcompleter.h>
75#include <qpointer.h>
76#include <qdebug.h>
77#include "qsidebar_p.h"
78#include "qfscompleter_p.h"
79#include "private/qguiplatformplugin_p.h"
80
81
82#if defined (Q_OS_UNIX)
83#include <unistd.h>
84#endif
85
86QT_BEGIN_NAMESPACE
87
88class QFileDialogListView;
89class QFileDialogTreeView;
90class QFileDialogLineEdit;
91class QGridLayout;
92class QCompleter;
93class QHBoxLayout;
94class Ui_QFileDialog;
95
96
97struct QFileDialogArgs
98{
99 QFileDialogArgs() : parent(0), mode(QFileDialog::AnyFile) {}
100
101 QWidget *parent;
102 QString caption;
103 QString directory;
104 QString selection;
105 QString filter;
106 QFileDialog::FileMode mode;
107 QFileDialog::Options options;
108};
109
110#define UrlRole (Qt::UserRole + 1)
111
112class Q_AUTOTEST_EXPORT QFileDialogPrivate : public QDialogPrivate
113{
114 Q_DECLARE_PUBLIC(QFileDialog)
115
116public:
117 QFileDialogPrivate();
118
119 void createToolButtons();
120 void createMenuActions();
121 void createWidgets();
122
123 void init(const QString &directory = QString(), const QString &nameFilter = QString(),
124 const QString &caption = QString());
125 bool itemViewKeyboardEvent(QKeyEvent *event);
126 QString getEnvironmentVariable(const QString &string);
127 static QString workingDirectory(const QString &path);
128 static QString initialSelection(const QString &path);
129 QStringList typedFiles() const;
130 QStringList addDefaultSuffixToFiles(const QStringList filesToFix) const;
131 bool removeDirectory(const QString &path);
132
133 inline QModelIndex mapToSource(const QModelIndex &index) const;
134 inline QModelIndex mapFromSource(const QModelIndex &index) const;
135 inline QModelIndex rootIndex() const;
136 inline void setRootIndex(const QModelIndex &index) const;
137 inline QModelIndex select(const QModelIndex &index) const;
138 inline QString rootPath() const;
139
140 QLineEdit *lineEdit() const;
141
142 int maxNameLength(const QString &path) {
143#if defined(Q_OS_UNIX)
144 return ::pathconf(QFile::encodeName(path).data(), _PC_NAME_MAX);
145#elif defined(Q_OS_WIN)
146#ifndef Q_OS_WINCE
147 DWORD maxLength;
148 QString drive = path.left(3);
149 if (::GetVolumeInformation(reinterpret_cast<const wchar_t *>(drive.utf16()), NULL, 0, NULL, &maxLength, NULL, NULL, 0) == FALSE)
150 return -1;
151 return maxLength;
152#else
153 Q_UNUSED(path);
154 return MAX_PATH;
155#endif //Q_OS_WINCE
156#elif defined(Q_OS_OS2)
157 Q_UNUSED(path);
158 return CCHMAXPATH;
159#else
160 Q_UNUSED(path);
161#endif
162 return -1;
163 }
164
165 QString basename(const QString &path) const
166 {
167 int separator = QDir::toNativeSeparators(path).lastIndexOf(QDir::separator());
168 if (separator != -1)
169 return path.mid(separator + 1);
170 return path;
171 }
172
173 QDir::Filters filterForMode(QDir::Filters filters) const
174 {
175 if (fileMode == QFileDialog::DirectoryOnly) {
176 filters |= QDir::Drives | QDir::AllDirs | QDir::Dirs;
177 filters &= ~QDir::Files;
178 } else {
179 filters |= QDir::Drives | QDir::AllDirs | QDir::Files | QDir::Dirs;
180 }
181 return filters;
182 }
183
184 QAbstractItemView *currentView() const;
185
186 static inline QString toInternal(const QString &path)
187 {
188#if defined(Q_FS_FAT) || defined(Q_OS_OS2EMX) || defined(Q_OS_SYMBIAN)
189 QString n(path);
190 for (int i = 0; i < (int)n.length(); ++i)
191 if (n[i] == QLatin1Char('\\')) n[i] = QLatin1Char('/');
192#if defined(Q_OS_WINCE)
193 if ((n.size() > 1) && (n.startsWith(QLatin1String("//"))))
194 n = n.mid(1);
195#endif
196 return n;
197#else // the compile should optimize away this
198 return path;
199#endif
200 }
201
202 void setLastVisitedDirectory(const QString &dir);
203 void retranslateWindowTitle();
204 void retranslateStrings();
205 void emitFilesSelected(const QStringList &files);
206
207 void _q_goHome();
208 void _q_pathChanged(const QString &);
209 void _q_navigateBackward();
210 void _q_navigateForward();
211 void _q_navigateToParent();
212 void _q_createDirectory();
213 void _q_showListView();
214 void _q_showDetailsView();
215 void _q_showContextMenu(const QPoint &position);
216 void _q_renameCurrent();
217 void _q_deleteCurrent();
218 void _q_showHidden();
219 void _q_showHeader(QAction *);
220 void _q_updateOkButton();
221 void _q_currentChanged(const QModelIndex &index);
222 void _q_enterDirectory(const QModelIndex &index);
223 void _q_goToDirectory(const QString &);
224 void _q_useNameFilter(int index);
225 void _q_selectionChanged();
226 void _q_goToUrl(const QUrl &url);
227 void _q_autoCompleteFileName(const QString &);
228 void _q_rowsInserted(const QModelIndex & parent);
229 void _q_fileRenamed(const QString &path, const QString oldName, const QString newName);
230
231 // layout
232#ifndef QT_NO_PROXYMODEL
233 QAbstractProxyModel *proxyModel;
234#endif
235
236 // data
237 QStringList watching;
238 QFileSystemModel *model;
239
240#ifndef QT_NO_FSCOMPLETER
241 QFSCompleter *completer;
242#endif //QT_NO_FSCOMPLETER
243
244 QFileDialog::FileMode fileMode;
245 QFileDialog::AcceptMode acceptMode;
246 bool confirmOverwrite;
247 QString defaultSuffix;
248 QString setWindowTitle;
249
250 QStringList currentHistory;
251 int currentHistoryLocation;
252
253 QAction *renameAction;
254 QAction *deleteAction;
255 QAction *showHiddenAction;
256 QAction *newFolderAction;
257
258 bool useDefaultCaption;
259 bool defaultFileTypes;
260 bool fileNameLabelExplicitlySat;
261 QStringList nameFilters;
262
263 // Members for using native dialogs:
264 bool nativeDialogInUse;
265 // setVisible_sys returns true if it ends up showing a native
266 // dialog. Returning false means that a non-native dialog must be
267 // used instead.
268 bool canBeNativeDialog();
269 bool setVisible_sys(bool visible);
270 void deleteNativeDialog_sys();
271 QDialog::DialogCode dialogResultCode_sys();
272
273 void setDirectory_sys(const QString &directory);
274 QString directory_sys() const;
275 void selectFile_sys(const QString &filename);
276 QStringList selectedFiles_sys() const;
277 void setFilter_sys();
278 void setNameFilters_sys(const QStringList &filters);
279 void selectNameFilter_sys(const QString &filter);
280 QString selectedNameFilter_sys() const;
281 //////////////////////////////////////////////
282
283#if defined(Q_WS_MAC)
284 void *mDelegate;
285#ifndef QT_MAC_USE_COCOA
286 NavDialogRef mDialog;
287 bool mDialogStarted;
288 bool mDialogClosed;
289 QString mCurrentLocation;
290 QString mCurrentSelection;
291 QStringList mCurrentSelectionList;
292
293 struct QtMacFilterName {
294 QString description;
295 QString regexp;
296 QString filter;
297 };
298 struct QtMacNavFilterInfo {
299 QtMacNavFilterInfo() : currentSelection(-1) {}
300 int currentSelection;
301 QList<QtMacFilterName> filters;
302 } filterInfo;
303
304 static void qt_mac_filedialog_event_proc(const NavEventCallbackMessage msg, NavCBRecPtr p,
305 NavCallBackUserData data);
306 static Boolean qt_mac_filedialog_filter_proc(AEDesc *theItem, void *info, void *data,
307 NavFilterModes);
308 bool showCarbonNavServicesDialog();
309 bool hideCarbonNavServicesDialog();
310 void createNavServicesDialog();
311#else
312 bool showCocoaFilePanel();
313 bool hideCocoaFilePanel();
314#endif
315 void createNSOpenSavePanelDelegate();
316 void QNSOpenSavePanelDelegate_selectionChanged(const QString &newPath);
317 void QNSOpenSavePanelDelegate_panelClosed(bool accepted);
318 void QNSOpenSavePanelDelegate_directoryEntered(const QString &newDir);
319 void QNSOpenSavePanelDelegate_filterSelected(int menuIndex);
320 void _q_macRunNativeAppModalPanel();
321 void mac_nativeDialogModalHelp();
322#endif
323
324 QScopedPointer<Ui_QFileDialog> qFileDialogUi;
325
326 QString acceptLabel;
327
328 QPointer<QObject> receiverToDisconnectOnClose;
329 QByteArray memberToDisconnectOnClose;
330 QByteArray signalToDisconnectOnClose;
331
332 QFileDialog::Options opts;
333
334 ~QFileDialogPrivate();
335
336private:
337 Q_DISABLE_COPY(QFileDialogPrivate)
338};
339
340class QFileDialogLineEdit : public QLineEdit
341{
342public:
343 QFileDialogLineEdit(QWidget *parent = 0) : QLineEdit(parent), hideOnEsc(false), d_ptr(0){}
344 void init(QFileDialogPrivate *d_pointer) {d_ptr = d_pointer; }
345 void keyPressEvent(QKeyEvent *e);
346 bool hideOnEsc;
347private:
348 QFileDialogPrivate *d_ptr;
349};
350
351class QFileDialogComboBox : public QComboBox
352{
353public:
354 QFileDialogComboBox(QWidget *parent = 0) : QComboBox(parent), urlModel(0) {}
355 void init(QFileDialogPrivate *d_pointer);
356 void showPopup();
357 void setHistory(const QStringList &paths);
358 QStringList history() const { return m_history; }
359 void paintEvent(QPaintEvent *);
360
361private:
362 QUrlModel *urlModel;
363 QFileDialogPrivate *d_ptr;
364 QStringList m_history;
365};
366
367class QFileDialogListView : public QListView
368{
369public:
370 QFileDialogListView(QWidget *parent = 0);
371 void init(QFileDialogPrivate *d_pointer);
372 QSize sizeHint() const;
373protected:
374 void keyPressEvent(QKeyEvent *e);
375private:
376 QFileDialogPrivate *d_ptr;
377};
378
379class QFileDialogTreeView : public QTreeView
380{
381public:
382 QFileDialogTreeView(QWidget *parent);
383 void init(QFileDialogPrivate *d_pointer);
384 QSize sizeHint() const;
385
386protected:
387 void keyPressEvent(QKeyEvent *e);
388private:
389 QFileDialogPrivate *d_ptr;
390};
391
392inline QModelIndex QFileDialogPrivate::mapToSource(const QModelIndex &index) const {
393#ifdef QT_NO_PROXYMODEL
394 return index;
395#else
396 return proxyModel ? proxyModel->mapToSource(index) : index;
397#endif
398}
399inline QModelIndex QFileDialogPrivate::mapFromSource(const QModelIndex &index) const {
400#ifdef QT_NO_PROXYMODEL
401 return index;
402#else
403 return proxyModel ? proxyModel->mapFromSource(index) : index;
404#endif
405}
406
407inline QString QFileDialogPrivate::rootPath() const {
408 return model->rootPath();
409}
410
411#ifndef Q_WS_MAC
412 // Dummies for platforms that don't use native dialogs:
413 inline void QFileDialogPrivate::deleteNativeDialog_sys() { qt_guiPlatformPlugin()->fileDialogDelete(q_func()); }
414 inline bool QFileDialogPrivate::setVisible_sys(bool visible) { return qt_guiPlatformPlugin()->fileDialogSetVisible(q_func(), visible); }
415 inline QDialog::DialogCode QFileDialogPrivate::dialogResultCode_sys(){ return qt_guiPlatformPlugin()->fileDialogResultCode(q_func()); }
416 inline void QFileDialogPrivate::setDirectory_sys(const QString &directory) { qt_guiPlatformPlugin()->fileDialogSetDirectory(q_func(), directory); }
417 inline QString QFileDialogPrivate::directory_sys() const { return qt_guiPlatformPlugin()->fileDialogDirectory(q_func()); }
418 inline void QFileDialogPrivate::selectFile_sys(const QString &filename) { qt_guiPlatformPlugin()->fileDialogSelectFile(q_func(), filename); }
419 inline QStringList QFileDialogPrivate::selectedFiles_sys() const { return qt_guiPlatformPlugin()->fileDialogSelectedFiles(q_func()); }
420 inline void QFileDialogPrivate::setFilter_sys() { qt_guiPlatformPlugin()->fileDialogSetFilter(q_func()); }
421 inline void QFileDialogPrivate::setNameFilters_sys(const QStringList &filters) { qt_guiPlatformPlugin()->fileDialogSetNameFilters(q_func(), filters); }
422 inline void QFileDialogPrivate::selectNameFilter_sys(const QString &filter) { qt_guiPlatformPlugin()->fileDialogSelectNameFilter(q_func(), filter); }
423 inline QString QFileDialogPrivate::selectedNameFilter_sys() const { return qt_guiPlatformPlugin()->fileDialogSelectedNameFilter(q_func()); }
424#endif
425
426QT_END_NAMESPACE
427
428#endif // QT_NO_FILEDIALOG
429
430#endif // QFILEDIALOG_P_H
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