source: branches/4.5.1/src/gui/dialogs/qfiledialog_p.h

Last change on this file was 172, checked in by Dmitry A. Kuminov, 16 years ago

corelib/io, gui/dialogs: Handle DOS-like filesystem details (drives, slashes) on OS/2 similarly to Win32.
File size: 14.1 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information (qt-info@nokia.com)
5**
6** This file is part of the QtGui module of the Qt Toolkit.
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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 <qtimeline.h>
77#include <qdebug.h>
78#include "qsidebar_p.h"
79
80#if defined (Q_OS_UNIX)
81#include <unistd.h>
82#endif
83
84QT_BEGIN_NAMESPACE
85
86class QFileDialogListView;
87class QFileDialogTreeView;
88class QFileDialogLineEdit;
89class QGridLayout;
90class QCompleter;
91class QHBoxLayout;
92class Ui_QFileDialog;
93
94#ifndef QT_NO_COMPLETER
95/*!
96 QCompleter that can deal with QFileSystemModel
97 */
98class QFSCompletor : public QCompleter {
99public:
100 QFSCompletor(QAbstractItemModel *model, QObject *parent = 0) : QCompleter(model, parent), proxyModel(0), sourceModel(0)
101 {
102#if defined(Q_OS_WIN) || defined(Q_OS_OS2)
103 setCaseSensitivity(Qt::CaseInsensitive);
104#endif
105 }
106 QString pathFromIndex(const QModelIndex &index) const;
107 QStringList splitPath(const QString& path) const;
108
109 QAbstractProxyModel *proxyModel;
110 QFileSystemModel *sourceModel;
111};
112#endif // QT_NO_COMPLETER
113
114struct QFileDialogArgs
115{
116 QFileDialogArgs() : parent(0), mode(QFileDialog::AnyFile) {}
117
118 QWidget *parent;
119 QString caption;
120 QString directory;
121 QString selection;
122 QString filter;
123 QFileDialog::FileMode mode;
124 QFileDialog::Options options;
125};
126
127#define UrlRole (Qt::UserRole + 1)
128
129class Q_AUTOTEST_EXPORT QFileDialogPrivate : public QDialogPrivate
130{
131 Q_DECLARE_PUBLIC(QFileDialog)
132
133public:
134 QFileDialogPrivate() :
135#ifndef QT_NO_PROXYMODEL
136 proxyModel(0),
137#endif
138 model(0),
139 fileMode(QFileDialog::AnyFile),
140 acceptMode(QFileDialog::AcceptOpen),
141 currentHistoryLocation(-1),
142 renameAction(0),
143 deleteAction(0),
144 showHiddenAction(0),
145 useDefaultCaption(true),
146 defaultFileTypes(true),
147 fileNameLabelExplicitlySat(false),
148 nativeDialogInUse(false),
149#ifdef Q_WS_MAC
150 mDelegate(0),
151#ifndef QT_MAC_USE_COCOA
152 mDialog(0),
153 mDialogStarted(false),
154 mDialogClosed(true),
155#endif
156#endif
157 qFileDialogUi(0)
158 {}
159
160 void createToolButtons();
161 void createMenuActions();
162 void createWidgets();
163
164 void init(const QString &directory = QString(), const QString &nameFilter = QString(),
165 const QString &caption = QString());
166 bool itemViewKeyboardEvent(QKeyEvent *event);
167 QString getEnvironmentVariable(const QString &string);
168 static QString workingDirectory(const QString &path);
169 static QString initialSelection(const QString &path);
170 QStringList typedFiles() const;
171 QStringList addDefaultSuffixToFiles(const QStringList filesToFix) const;
172 bool removeDirectory(const QString &path);
173
174 inline QModelIndex mapToSource(const QModelIndex &index) const;
175 inline QModelIndex mapFromSource(const QModelIndex &index) const;
176 inline QModelIndex rootIndex() const;
177 inline void setRootIndex(const QModelIndex &index) const;
178 inline QModelIndex select(const QModelIndex &index) const;
179 inline QString rootPath() const;
180
181 QLineEdit *lineEdit() const;
182
183 int maxNameLength(const QString &path) {
184#if defined(Q_OS_UNIX)
185 return ::pathconf(QFile::encodeName(path).data(), _PC_NAME_MAX);
186#elif defined(Q_OS_WIN)
187#ifndef Q_OS_WINCE
188 DWORD maxLength;
189 QString drive = path.left(3);
190 if (QT_WA_INLINE(::GetVolumeInformationW(reinterpret_cast<const WCHAR *>(drive.utf16()), NULL, 0, NULL, &maxLength, NULL, NULL, 0),
191 ::GetVolumeInformationA(drive.toLocal8Bit().constData(), NULL, 0, NULL, &maxLength, NULL, NULL, 0)) == FALSE)
192 return -1;
193 return maxLength;
194#else
195 Q_UNUSED(path);
196 return MAX_PATH;
197#endif //Q_OS_WINCE
198#elif defined(Q_OS_OS2)
199 Q_UNUSED(path);
200 return CCHMAXPATH;
201#else
202 Q_UNUSED(path);
203#endif
204 return -1;
205 }
206
207 QString basename(const QString &path) const
208 {
209 int separator = QDir::toNativeSeparators(path).lastIndexOf(QDir::separator());
210 if (separator != -1)
211 return path.mid(separator + 1);
212 return path;
213 }
214
215 QDir::Filters filterForMode(QDir::Filters filters) const
216 {
217 if (fileMode == QFileDialog::DirectoryOnly) {
218 filters |= QDir::Drives | QDir::AllDirs | QDir::Dirs;
219 filters &= ~QDir::Files;
220 } else {
221 filters |= QDir::Drives | QDir::AllDirs | QDir::Files | QDir::Dirs;
222 }
223 return filters;
224 }
225
226 QAbstractItemView *currentView() const;
227
228 static inline QString toInternal(const QString &path)
229 {
230#if defined(Q_FS_FAT) || defined(Q_OS_OS2EMX)
231 QString n(path);
232 for (int i = 0; i < (int)n.length(); ++i)
233 if (n[i] == QLatin1Char('\\')) n[i] = QLatin1Char('/');
234#if defined(Q_OS_WINCE)
235 if ((n.size() > 1) && (n.startsWith(QLatin1String("//"))))
236 n = n.mid(1);
237#endif
238 return n;
239#else // the compile should optimize away this
240 return path;
241#endif
242 }
243
244 void setLastVisitedDirectory(const QString &dir);
245 void retranslateWindowTitle();
246 void retranslateStrings();
247 void emitFilesSelected(const QStringList &files);
248
249 void _q_goHome();
250 void _q_pathChanged(const QString &);
251 void _q_navigateBackward();
252 void _q_navigateForward();
253 void _q_navigateToParent();
254 void _q_createDirectory();
255 void _q_showListView();
256 void _q_showDetailsView();
257 void _q_showContextMenu(const QPoint &position);
258 void _q_renameCurrent();
259 void _q_deleteCurrent();
260 void _q_showHidden();
261 void _q_showHeader(QAction *);
262 void _q_updateOkButton();
263 void _q_currentChanged(const QModelIndex &index);
264 void _q_enterDirectory(const QModelIndex &index);
265 void _q_goToDirectory(const QString &);
266 void _q_useNameFilter(int index);
267 void _q_selectionChanged();
268 void _q_goToUrl(const QUrl &url);
269 void _q_autoCompleteFileName(const QString &);
270 void _q_rowsInserted(const QModelIndex & parent);
271 void _q_fileRenamed(const QString &path, const QString oldName, const QString newName);
272
273 // layout
274#ifndef QT_NO_PROXYMODEL
275 QAbstractProxyModel *proxyModel;
276#endif
277
278 // data
279 QStringList watching;
280 QFileSystemModel *model;
281 QFSCompletor *completer;
282
283 QFileDialog::FileMode fileMode;
284 QFileDialog::AcceptMode acceptMode;
285 bool confirmOverwrite;
286 QString defaultSuffix;
287 QString setWindowTitle;
288
289 QStringList currentHistory;
290 int currentHistoryLocation;
291
292 QAction *renameAction;
293 QAction *deleteAction;
294 QAction *showHiddenAction;
295 QAction *newFolderAction;
296
297 bool useDefaultCaption;
298 bool defaultFileTypes;
299 bool fileNameLabelExplicitlySat;
300 QStringList nameFilters;
301
302 // Members for using native dialogs:
303 bool nativeDialogInUse;
304 // setVisible_sys returns true if it ends up showing a native
305 // dialog. Returning false means that a non-native dialog must be
306 // used instead.
307 bool canBeNativeDialog();
308 bool setVisible_sys(bool visible);
309 void deleteNativeDialog_sys();
310 QDialog::DialogCode dialogResultCode_sys();
311
312 void setDirectory_sys(const QString &directory);
313 QString directory_sys() const;
314 void selectFile_sys(const QString &filename);
315 QStringList selectedFiles_sys() const;
316 void setFilter_sys();
317 void setNameFilters_sys(const QStringList &filters);
318 void selectNameFilter_sys(const QString &filter);
319 QString selectedNameFilter_sys() const;
320 //////////////////////////////////////////////
321
322#if defined(Q_WS_MAC)
323 void *mDelegate;
324#ifndef QT_MAC_USE_COCOA
325 NavDialogRef mDialog;
326 bool mDialogStarted;
327 bool mDialogClosed;
328 QString mCurrentLocation;
329 QString mCurrentSelection;
330 QStringList mCurrentSelectionList;
331
332 struct QtMacFilterName {
333 QString description;
334 QString regexp;
335 QString filter;
336 };
337 struct QtMacNavFilterInfo {
338 QtMacNavFilterInfo() : currentSelection(-1) {}
339 int currentSelection;
340 QList<QtMacFilterName> filters;
341 } filterInfo;
342
343 static void qt_mac_filedialog_event_proc(const NavEventCallbackMessage msg, NavCBRecPtr p,
344 NavCallBackUserData data);
345 static Boolean qt_mac_filedialog_filter_proc(AEDesc *theItem, void *info, void *data,
346 NavFilterModes);
347 bool showCarbonNavServicesDialog();
348 bool hideCarbonNavServicesDialog();
349 void createNavServicesDialog();
350#else
351 bool showCocoaFilePanel();
352 bool hideCocoaFilePanel();
353#endif
354 void createNSOpenSavePanelDelegate();
355 void QNSOpenSavePanelDelegate_selectionChanged(const QString &newPath);
356 void QNSOpenSavePanelDelegate_panelClosed(bool accepted);
357 void QNSOpenSavePanelDelegate_directoryEntered(const QString &newDir);
358 void QNSOpenSavePanelDelegate_filterSelected(int menuIndex);
359 void _q_macRunNativeAppModalPanel();
360 void mac_nativeDialogModalHelp();
361#endif
362
363 Ui_QFileDialog *qFileDialogUi;
364
365 QString acceptLabel;
366
367 QPointer<QObject> receiverToDisconnectOnClose;
368 QByteArray memberToDisconnectOnClose;
369 QByteArray signalToDisconnectOnClose;
370
371 QFileDialog::Options opts;
372};
373
374class QFileDialogLineEdit : public QLineEdit
375{
376public:
377 QFileDialogLineEdit(QWidget *parent = 0) : QLineEdit(parent), hideOnEsc(false), d_ptr(0){}
378 void init(QFileDialogPrivate *d_pointer) {d_ptr = d_pointer; }
379 void keyPressEvent(QKeyEvent *e);
380 bool hideOnEsc;
381private:
382 QFileDialogPrivate *d_ptr;
383};
384
385class QFileDialogComboBox : public QComboBox
386{
387public:
388 QFileDialogComboBox(QWidget *parent = 0) : QComboBox(parent), urlModel(0) {}
389 void init(QFileDialogPrivate *d_pointer);
390 void showPopup();
391 void setHistory(const QStringList &paths);
392 QStringList history() const { return m_history; }
393 void paintEvent(QPaintEvent *);
394
395private:
396 QUrlModel *urlModel;
397 QFileDialogPrivate *d_ptr;
398 QStringList m_history;
399};
400
401class QFileDialogListView : public QListView
402{
403public:
404 QFileDialogListView(QWidget *parent = 0);
405 void init(QFileDialogPrivate *d_pointer);
406 QSize sizeHint() const;
407protected:
408 void keyPressEvent(QKeyEvent *e);
409private:
410 QFileDialogPrivate *d_ptr;
411};
412
413class QFileDialogTreeView : public QTreeView
414{
415public:
416 QFileDialogTreeView(QWidget *parent);
417 void init(QFileDialogPrivate *d_pointer);
418 QSize sizeHint() const;
419
420protected:
421 void keyPressEvent(QKeyEvent *e);
422private:
423 QFileDialogPrivate *d_ptr;
424};
425
426inline QModelIndex QFileDialogPrivate::mapToSource(const QModelIndex &index) const {
427#ifdef QT_NO_PROXYMODEL
428 return index;
429#else
430 return proxyModel ? proxyModel->mapToSource(index) : index;
431#endif
432}
433inline QModelIndex QFileDialogPrivate::mapFromSource(const QModelIndex &index) const {
434#ifdef QT_NO_PROXYMODEL
435 return index;
436#else
437 return proxyModel ? proxyModel->mapFromSource(index) : index;
438#endif
439}
440
441inline QString QFileDialogPrivate::rootPath() const {
442 return model->rootPath();
443}
444
445#ifndef Q_WS_MAC
446 // Dummies for platforms that don't use native dialogs:
447 inline void QFileDialogPrivate::deleteNativeDialog_sys() {}
448 inline bool QFileDialogPrivate::setVisible_sys(bool) { return false; }
449 inline QDialog::DialogCode QFileDialogPrivate::dialogResultCode_sys(){ return QDialog::Rejected; }
450 inline void QFileDialogPrivate::setDirectory_sys(const QString &) {}
451 inline QString QFileDialogPrivate::directory_sys() const { return QString(); }
452 inline void QFileDialogPrivate::selectFile_sys(const QString &) {}
453 inline QStringList QFileDialogPrivate::selectedFiles_sys() const { return QStringList(); }
454 inline void QFileDialogPrivate::setFilter_sys() {}
455 inline void QFileDialogPrivate::setNameFilters_sys(const QStringList &) {}
456 inline void QFileDialogPrivate::selectNameFilter_sys(const QString &) {}
457 inline QString QFileDialogPrivate::selectedNameFilter_sys() const { return QString(); }
458#endif
459
460QT_END_NAMESPACE
461
462#endif // QT_NO_FILEDIALOG
463
464#endif // QFILEDIALOG_P_H
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