1 | /* $Id: VBoxMedium.cpp 33540 2010-10-28 09:27:05Z vboxsync $ */
|
---|
2 | /** @file
|
---|
3 | *
|
---|
4 | * VBox frontends: Qt GUI ("VirtualBox"):
|
---|
5 | * VBoxMedium class implementation
|
---|
6 | */
|
---|
7 |
|
---|
8 | /*
|
---|
9 | * Copyright (C) 2009-2010 Oracle Corporation
|
---|
10 | *
|
---|
11 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
---|
12 | * available from http://www.virtualbox.org. This file is free software;
|
---|
13 | * you can redistribute it and/or modify it under the terms of the GNU
|
---|
14 | * General Public License (GPL) as published by the Free Software
|
---|
15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
---|
16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
---|
17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
---|
18 | */
|
---|
19 |
|
---|
20 | #ifdef VBOX_WITH_PRECOMPILED_HEADERS
|
---|
21 | # include "precomp.h"
|
---|
22 | #else /* !VBOX_WITH_PRECOMPILED_HEADERS */
|
---|
23 | /* Global includes */
|
---|
24 | #include <QDir>
|
---|
25 |
|
---|
26 | /* Local includes */
|
---|
27 | #include "VBoxMedium.h"
|
---|
28 | #include "VBoxGlobal.h"
|
---|
29 | #include "VBoxProblemReporter.h"
|
---|
30 | #endif /* !VBOX_WITH_PRECOMPILED_HEADERS */
|
---|
31 |
|
---|
32 | QString VBoxMedium::mTable = QString ("<table>%1</table>");
|
---|
33 | QString VBoxMedium::mRow = QString ("<tr><td>%1</td></tr>");
|
---|
34 |
|
---|
35 | VBoxMedium& VBoxMedium::operator= (const VBoxMedium &aOther)
|
---|
36 | {
|
---|
37 | mMedium = aOther.medium();
|
---|
38 | mType = aOther.type();
|
---|
39 | mState = aOther.state();
|
---|
40 | mLastAccessError = aOther.lastAccessError();
|
---|
41 | mResult = aOther.result();
|
---|
42 |
|
---|
43 | mId = aOther.id();
|
---|
44 | mName = aOther.name();
|
---|
45 | mLocation = aOther.location();
|
---|
46 |
|
---|
47 | mSize = aOther.size();
|
---|
48 | mLogicalSize = aOther.logicalSize();
|
---|
49 |
|
---|
50 | mHardDiskFormat = aOther.hardDiskFormat();
|
---|
51 | mHardDiskType = aOther.hardDiskType();
|
---|
52 |
|
---|
53 | mUsage = aOther.usage();
|
---|
54 | mToolTip = aOther.tip();
|
---|
55 |
|
---|
56 | mIsReadOnly = aOther.isReadOnly();
|
---|
57 | mIsUsedInSnapshots = aOther.isUsedInSnapshots();
|
---|
58 | mIsHostDrive = aOther.isHostDrive();
|
---|
59 |
|
---|
60 | mCurStateMachineIds = aOther.curStateMachineIds();
|
---|
61 |
|
---|
62 | mParent = aOther.parent();
|
---|
63 |
|
---|
64 | mNoDiffs = aOther.cache();
|
---|
65 |
|
---|
66 | return *this;
|
---|
67 | }
|
---|
68 |
|
---|
69 | /**
|
---|
70 | * Queries the medium state. Call this and then read the state field instead
|
---|
71 | * of calling GetState() on medium directly as it will properly handle the
|
---|
72 | * situation when GetState() itself fails by setting state to Inaccessible
|
---|
73 | * and memorizing the error info describing why GetState() failed.
|
---|
74 | *
|
---|
75 | * As the last step, this method calls #refresh() to refresh all precomposed
|
---|
76 | * strings.
|
---|
77 | *
|
---|
78 | * @note This method blocks for the duration of the state check. Since this
|
---|
79 | * check may take quite a while (e.g. for a medium located on a
|
---|
80 | * network share), the calling thread must not be the UI thread. You
|
---|
81 | * have been warned.
|
---|
82 | */
|
---|
83 | void VBoxMedium::blockAndQueryState()
|
---|
84 | {
|
---|
85 | if (mMedium.isNull()) return;
|
---|
86 |
|
---|
87 | mState = mMedium.RefreshState();
|
---|
88 |
|
---|
89 | /* Save the result to distinguish between inaccessible and e.g. uninitialized objects */
|
---|
90 | mResult = COMResult (mMedium);
|
---|
91 |
|
---|
92 | if (!mResult.isOk())
|
---|
93 | {
|
---|
94 | mState = KMediumState_Inaccessible;
|
---|
95 | mLastAccessError = QString::null;
|
---|
96 | }
|
---|
97 | else
|
---|
98 | mLastAccessError = mMedium.GetLastAccessError();
|
---|
99 |
|
---|
100 | refresh();
|
---|
101 | }
|
---|
102 |
|
---|
103 | /**
|
---|
104 | * Refreshes the precomposed strings containing such media parameters as
|
---|
105 | * location, size by querying the respective data from the associated
|
---|
106 | * media object.
|
---|
107 | *
|
---|
108 | * Note that some string such as #size() are meaningless if the media state is
|
---|
109 | * KMediumState_NotCreated (i.e. the medium has not yet been checked for
|
---|
110 | * accessibility).
|
---|
111 | */
|
---|
112 | void VBoxMedium::refresh()
|
---|
113 | {
|
---|
114 | /* Detect basic parameters */
|
---|
115 | mId = mMedium.isNull() ? QUuid().toString().remove ('{').remove ('}') : mMedium.GetId();
|
---|
116 |
|
---|
117 | mIsHostDrive = mMedium.isNull() ? false : mMedium.GetHostDrive();
|
---|
118 |
|
---|
119 | if (mMedium.isNull())
|
---|
120 | mName = VBoxGlobal::tr ("Empty", "medium");
|
---|
121 | else if (!mIsHostDrive)
|
---|
122 | mName = mMedium.GetName();
|
---|
123 | else if (mMedium.GetDescription().isEmpty())
|
---|
124 | mName = VBoxGlobal::tr ("Host Drive '%1'", "medium").arg (QDir::toNativeSeparators (mMedium.GetLocation()));
|
---|
125 | else
|
---|
126 | mName = VBoxGlobal::tr ("Host Drive %1 (%2)", "medium").arg (mMedium.GetDescription(), mMedium.GetName());
|
---|
127 |
|
---|
128 | mLocation = mMedium.isNull() || mIsHostDrive ? QString ("--") :
|
---|
129 | QDir::toNativeSeparators (mMedium.GetLocation());
|
---|
130 |
|
---|
131 | if (mType == VBoxDefs::MediumType_HardDisk)
|
---|
132 | {
|
---|
133 | mHardDiskFormat = mMedium.GetFormat();
|
---|
134 | mHardDiskType = vboxGlobal().mediumTypeString (mMedium);
|
---|
135 | mIsReadOnly = mMedium.GetReadOnly();
|
---|
136 |
|
---|
137 | /* Adjust the parent if its possible */
|
---|
138 | CMedium parentMedium = mMedium.GetParent();
|
---|
139 | Assert (!parentMedium.isNull() || mParent == NULL);
|
---|
140 |
|
---|
141 | if (!parentMedium.isNull() && (mParent == NULL || mParent->mMedium != parentMedium))
|
---|
142 | {
|
---|
143 | /* Search for the parent (might be there) */
|
---|
144 | const VBoxMediaList &list = vboxGlobal().currentMediaList();
|
---|
145 | for (VBoxMediaList::const_iterator it = list.begin(); it != list.end(); ++ it)
|
---|
146 | {
|
---|
147 | if ((*it).mType != VBoxDefs::MediumType_HardDisk)
|
---|
148 | break;
|
---|
149 |
|
---|
150 | if ((*it).mMedium == parentMedium)
|
---|
151 | {
|
---|
152 | mParent = unconst (&*it);
|
---|
153 | break;
|
---|
154 | }
|
---|
155 | }
|
---|
156 | }
|
---|
157 | }
|
---|
158 | else
|
---|
159 | {
|
---|
160 | mHardDiskFormat = QString::null;
|
---|
161 | mHardDiskType = QString::null;
|
---|
162 | mIsReadOnly = false;
|
---|
163 | }
|
---|
164 |
|
---|
165 | /* Detect sizes */
|
---|
166 | if (mState != KMediumState_Inaccessible && mState != KMediumState_NotCreated && !mIsHostDrive)
|
---|
167 | {
|
---|
168 | mSize = vboxGlobal().formatSize (mMedium.GetSize());
|
---|
169 | if (mType == VBoxDefs::MediumType_HardDisk)
|
---|
170 | mLogicalSize = vboxGlobal().formatSize(mMedium.GetLogicalSize());
|
---|
171 | else
|
---|
172 | mLogicalSize = mSize;
|
---|
173 | }
|
---|
174 | else
|
---|
175 | {
|
---|
176 | mSize = mLogicalSize = QString ("--");
|
---|
177 | }
|
---|
178 |
|
---|
179 | /* Detect usage */
|
---|
180 | mUsage = QString::null;
|
---|
181 | if (!mMedium.isNull())
|
---|
182 | {
|
---|
183 | mCurStateMachineIds.clear();
|
---|
184 | QVector <QString> machineIds = mMedium.GetMachineIds();
|
---|
185 | if (machineIds.size() > 0)
|
---|
186 | {
|
---|
187 | QString sUsage;
|
---|
188 |
|
---|
189 | CVirtualBox vbox = vboxGlobal().virtualBox();
|
---|
190 |
|
---|
191 | for (QVector <QString>::ConstIterator it = machineIds.begin(); it != machineIds.end(); ++ it)
|
---|
192 | {
|
---|
193 | CMachine machine = vbox.FindMachine(*it);
|
---|
194 |
|
---|
195 | QString sName = machine.GetName();
|
---|
196 | QString sSnapshots;
|
---|
197 |
|
---|
198 | QVector <QString> snapIds = mMedium.GetSnapshotIds (*it);
|
---|
199 | for (QVector <QString>::ConstIterator jt = snapIds.begin(); jt != snapIds.end(); ++ jt)
|
---|
200 | {
|
---|
201 | if (*jt == *it)
|
---|
202 | {
|
---|
203 | /* The medium is attached to the machine in the current
|
---|
204 | * state, we don't distinguish this for now by always
|
---|
205 | * giving the VM name in front of snapshot names. */
|
---|
206 | mCurStateMachineIds.push_back (*jt);
|
---|
207 | continue;
|
---|
208 | }
|
---|
209 |
|
---|
210 | CSnapshot snapshot = machine.FindSnapshot(*jt);
|
---|
211 | if (!snapshot.isNull()) // can be NULL while takeSnaphot is in progress
|
---|
212 | {
|
---|
213 | if (!sSnapshots.isNull())
|
---|
214 | sSnapshots += ", ";
|
---|
215 | sSnapshots += snapshot.GetName();
|
---|
216 | }
|
---|
217 | }
|
---|
218 |
|
---|
219 | if (!sUsage.isNull())
|
---|
220 | sUsage += ", ";
|
---|
221 |
|
---|
222 | sUsage += sName;
|
---|
223 |
|
---|
224 | if (!sSnapshots.isNull())
|
---|
225 | {
|
---|
226 | sUsage += QString (" (%2)").arg (sSnapshots);
|
---|
227 | mIsUsedInSnapshots = true;
|
---|
228 | }
|
---|
229 | else
|
---|
230 | mIsUsedInSnapshots = false;
|
---|
231 | }
|
---|
232 |
|
---|
233 | Assert (!sUsage.isEmpty());
|
---|
234 | mUsage = sUsage;
|
---|
235 | }
|
---|
236 | }
|
---|
237 |
|
---|
238 | /* Compose the tooltip */
|
---|
239 | if (!mMedium.isNull())
|
---|
240 | {
|
---|
241 | mToolTip = mRow.arg (QString ("<p style=white-space:pre><b>%1</b></p>").arg (mIsHostDrive ? mName : mLocation));
|
---|
242 |
|
---|
243 | if (mType == VBoxDefs::MediumType_HardDisk)
|
---|
244 | {
|
---|
245 | mToolTip += mRow.arg (VBoxGlobal::tr ("<p style=white-space:pre>Type (Format): %1 (%2)</p>", "medium")
|
---|
246 | .arg (mHardDiskType).arg (mHardDiskFormat));
|
---|
247 | }
|
---|
248 |
|
---|
249 | mToolTip += mRow.arg (VBoxGlobal::tr ("<p>Attached to: %1</p>", "image")
|
---|
250 | .arg (mUsage.isNull() ? VBoxGlobal::tr ("<i>Not Attached</i>", "image") : mUsage));
|
---|
251 |
|
---|
252 | switch (mState)
|
---|
253 | {
|
---|
254 | case KMediumState_NotCreated:
|
---|
255 | {
|
---|
256 | mToolTip += mRow.arg (VBoxGlobal::tr ("<i>Checking accessibility...</i>", "medium"));
|
---|
257 | break;
|
---|
258 | }
|
---|
259 | case KMediumState_Inaccessible:
|
---|
260 | {
|
---|
261 | if (mResult.isOk())
|
---|
262 | {
|
---|
263 | /* Not Accessible */
|
---|
264 | mToolTip += mRow.arg ("<hr>") + mRow.arg (VBoxGlobal::highlight (mLastAccessError, true /* aToolTip */));
|
---|
265 | }
|
---|
266 | else
|
---|
267 | {
|
---|
268 | /* Accessibility check (eg GetState()) itself failed */
|
---|
269 | mToolTip += mRow.arg ("<hr>") + mRow.arg (VBoxGlobal::tr ("Failed to check media accessibility.", "medium")) +
|
---|
270 | mRow.arg (VBoxProblemReporter::formatErrorInfo (mResult) + ".");
|
---|
271 | }
|
---|
272 | break;
|
---|
273 | }
|
---|
274 | default:
|
---|
275 | break;
|
---|
276 | }
|
---|
277 | }
|
---|
278 |
|
---|
279 | /* Reset mNoDiffs */
|
---|
280 | mNoDiffs.isSet = false;
|
---|
281 | }
|
---|
282 |
|
---|
283 | /**
|
---|
284 | * Returns a root medium of this medium. For non-hard disk media, this is always
|
---|
285 | * this medium itself.
|
---|
286 | */
|
---|
287 | VBoxMedium &VBoxMedium::root() const
|
---|
288 | {
|
---|
289 | VBoxMedium *pRoot = unconst (this);
|
---|
290 | while (pRoot->mParent != NULL)
|
---|
291 | pRoot = pRoot->mParent;
|
---|
292 |
|
---|
293 | return *pRoot;
|
---|
294 | }
|
---|
295 |
|
---|
296 | /**
|
---|
297 | * Returns generated tooltip for this medium.
|
---|
298 | *
|
---|
299 | * In "don't show diffs" mode (where the attributes of the base hard disk are
|
---|
300 | * shown instead of the attributes of the differencing hard disk), extra
|
---|
301 | * information will be added to the tooltip to give the user a hint that the
|
---|
302 | * medium is actually a differencing hard disk.
|
---|
303 | *
|
---|
304 | * @param aNoDiffs @c true to enable user-friendly "don't show diffs" mode.
|
---|
305 | * @param aCheckRO @c true to perform the #readOnly() check and add a notice
|
---|
306 | * accordingly.
|
---|
307 | */
|
---|
308 | QString VBoxMedium::toolTip (bool aNoDiffs /* = false */, bool aCheckRO /* = false */, bool aNullAllowed /* = false */) const
|
---|
309 | {
|
---|
310 | QString sTip;
|
---|
311 |
|
---|
312 | if (mMedium.isNull())
|
---|
313 | {
|
---|
314 | sTip = aNullAllowed ? mRow.arg (VBoxGlobal::tr ("<b>No medium selected</b>", "medium")) +
|
---|
315 | mRow.arg (VBoxGlobal::tr ("You can also change this while the machine is running.")) :
|
---|
316 | mRow.arg (VBoxGlobal::tr ("<b>No media available</b>", "medium")) +
|
---|
317 | mRow.arg (VBoxGlobal::tr ("You can create media images using the virtual media manager."));
|
---|
318 | }
|
---|
319 | else
|
---|
320 | {
|
---|
321 | unconst (this)->checkNoDiffs (aNoDiffs);
|
---|
322 |
|
---|
323 | sTip = aNoDiffs ? mNoDiffs.toolTip : mToolTip;
|
---|
324 |
|
---|
325 | if (aCheckRO && mIsReadOnly)
|
---|
326 | sTip += mRow.arg ("<hr>") +
|
---|
327 | mRow.arg (VBoxGlobal::tr ("Attaching this hard disk will be performed indirectly using "
|
---|
328 | "a newly created differencing hard disk.", "medium"));
|
---|
329 | }
|
---|
330 |
|
---|
331 | return mTable.arg (sTip);
|
---|
332 | }
|
---|
333 |
|
---|
334 | /**
|
---|
335 | * Returns an icon corresponding to the media state. Distinguishes between
|
---|
336 | * the Inaccessible state and the situation when querying the state itself
|
---|
337 | * failed.
|
---|
338 | *
|
---|
339 | * In "don't show diffs" mode (where the attributes of the base hard disk are
|
---|
340 | * shown instead of the attributes of the differencing hard disk), the most
|
---|
341 | * worst media state on the given hard disk chain will be used to select the
|
---|
342 | * media icon.
|
---|
343 | *
|
---|
344 | * @param aNoDiffs @c true to enable user-friendly "don't show diffs" mode.
|
---|
345 | * @param aCheckRO @c true to perform the #readOnly() check and change the icon
|
---|
346 | * accordingly.
|
---|
347 | */
|
---|
348 | QPixmap VBoxMedium::icon (bool aNoDiffs /* = false */, bool aCheckRO /* = false */) const
|
---|
349 | {
|
---|
350 | QPixmap pixmap;
|
---|
351 |
|
---|
352 | if (state (aNoDiffs) == KMediumState_Inaccessible)
|
---|
353 | pixmap = result (aNoDiffs).isOk() ? vboxGlobal().warningIcon() : vboxGlobal().errorIcon();
|
---|
354 |
|
---|
355 | if (aCheckRO && mIsReadOnly)
|
---|
356 | pixmap = VBoxGlobal::joinPixmaps (pixmap, QPixmap (":/new_16px.png"));
|
---|
357 |
|
---|
358 | return pixmap;
|
---|
359 | }
|
---|
360 |
|
---|
361 | /**
|
---|
362 | * Returns the details of this medium as a single-line string
|
---|
363 | *
|
---|
364 | * For hard disks, the details include the location, type and the logical size
|
---|
365 | * of the hard disk. Note that if @a aNoDiffs is @c true, these properties are
|
---|
366 | * queried on the root hard disk of the given hard disk because the primary
|
---|
367 | * purpose of the returned string is to be human readable (so that seeing a
|
---|
368 | * complex diff hard disk name is usually not desirable).
|
---|
369 | *
|
---|
370 | * For other media types, the location and the actual size are returned.
|
---|
371 | * Arguments @a aPredictDiff and @a aNoRoot are ignored in this case.
|
---|
372 | *
|
---|
373 | * @param aNoDiffs @c true to enable user-friendly "don't show diffs" mode.
|
---|
374 | * @param aPredictDiff @c true to mark the hard disk as differencing if
|
---|
375 | * attaching it would create a differencing hard disk (not
|
---|
376 | * used when @a aNoRoot is true).
|
---|
377 | * @param aUseHTML @c true to allow for emphasizing using bold and italics.
|
---|
378 | *
|
---|
379 | * @note Use #detailsHTML() instead of passing @c true for @a aUseHTML.
|
---|
380 | *
|
---|
381 | * @note The media object may become uninitialized by a third party while this
|
---|
382 | * method is reading its properties. In this case, the method will return
|
---|
383 | * an empty string.
|
---|
384 | */
|
---|
385 | QString VBoxMedium::details (bool aNoDiffs /* = false */,
|
---|
386 | bool aPredictDiff /* = false */,
|
---|
387 | bool aUseHTML /* = false */) const
|
---|
388 | {
|
---|
389 | // @todo the below check is rough; if mMedium becomes uninitialized, any
|
---|
390 | // of getters called afterwards will also fail. The same relates to the
|
---|
391 | // root hard disk object (that will be the hard disk itself in case of
|
---|
392 | // non-differencing disks). However, this check was added to fix a
|
---|
393 | // particular use case: when the hard disk is a differencing hard disk and
|
---|
394 | // it happens to be discarded (and uninitialized) after this method is
|
---|
395 | // called but before we read all its properties (yes, it's possible!), the
|
---|
396 | // root object will be null and calling methods on it will assert in the
|
---|
397 | // debug builds. This check seems to be enough as a quick solution (fresh
|
---|
398 | // hard disk attachments will be re-read by a machine state change signal
|
---|
399 | // after the discard operation is finished, so the user will eventually see
|
---|
400 | // correct data), but in order to solve the problem properly we need to use
|
---|
401 | // exceptions everywhere (or check the result after every method call). See
|
---|
402 | // also Defect #2149.
|
---|
403 |
|
---|
404 | if (mMedium.isNull() || mIsHostDrive)
|
---|
405 | return mName;
|
---|
406 |
|
---|
407 | if (!mMedium.isOk())
|
---|
408 | return QString::null;
|
---|
409 |
|
---|
410 | QString sDetails, sStr;
|
---|
411 |
|
---|
412 | VBoxMedium *pRoot = unconst (this);
|
---|
413 | KMediumState eState = mState;
|
---|
414 |
|
---|
415 | if (mType == VBoxDefs::MediumType_HardDisk)
|
---|
416 | {
|
---|
417 | if (aNoDiffs)
|
---|
418 | {
|
---|
419 | pRoot = &this->root();
|
---|
420 |
|
---|
421 | bool isDiff = (!aPredictDiff && mParent != NULL) || (aPredictDiff && mIsReadOnly);
|
---|
422 |
|
---|
423 | sDetails = isDiff && aUseHTML ?
|
---|
424 | QString ("<i>%1</i>, ").arg (pRoot->mHardDiskType) :
|
---|
425 | QString ("%1, ").arg (pRoot->mHardDiskType);
|
---|
426 |
|
---|
427 | eState = this->state (true /* aNoDiffs */);
|
---|
428 |
|
---|
429 | if (pRoot->mState == KMediumState_NotCreated)
|
---|
430 | eState = KMediumState_NotCreated;
|
---|
431 | }
|
---|
432 | else
|
---|
433 | {
|
---|
434 | sDetails = QString ("%1, ").arg (pRoot->mHardDiskType);
|
---|
435 | }
|
---|
436 | }
|
---|
437 |
|
---|
438 | // @todo prepend the details with the warning/error icon when not accessible
|
---|
439 |
|
---|
440 | switch (eState)
|
---|
441 | {
|
---|
442 | case KMediumState_NotCreated:
|
---|
443 | sStr = VBoxGlobal::tr ("Checking...", "medium");
|
---|
444 | sDetails += aUseHTML ? QString ("<i>%1</i>").arg (sStr) : sStr;
|
---|
445 | break;
|
---|
446 | case KMediumState_Inaccessible:
|
---|
447 | sStr = VBoxGlobal::tr ("Inaccessible", "medium");
|
---|
448 | sDetails += aUseHTML ? QString ("<b>%1</b>").arg (sStr) : sStr;
|
---|
449 | break;
|
---|
450 | default:
|
---|
451 | sDetails += mType == VBoxDefs::MediumType_HardDisk ? pRoot->mLogicalSize : pRoot->mSize;
|
---|
452 | break;
|
---|
453 | }
|
---|
454 |
|
---|
455 | sDetails = aUseHTML ?
|
---|
456 | QString ("%1 (<nobr>%2</nobr>)").arg (VBoxGlobal::locationForHTML (pRoot->mName), sDetails) :
|
---|
457 | QString ("%1 (%2)").arg (VBoxGlobal::locationForHTML (pRoot->mName), sDetails);
|
---|
458 |
|
---|
459 | return sDetails;
|
---|
460 | }
|
---|
461 |
|
---|
462 | /**
|
---|
463 | * Checks if mNoDiffs is filled in and does it if not.
|
---|
464 | *
|
---|
465 | * @param aNoDiffs @if false, this method immediately returns.
|
---|
466 | */
|
---|
467 | void VBoxMedium::checkNoDiffs (bool aNoDiffs)
|
---|
468 | {
|
---|
469 | if (!aNoDiffs || mNoDiffs.isSet)
|
---|
470 | return;
|
---|
471 |
|
---|
472 | mNoDiffs.toolTip = QString::null;
|
---|
473 |
|
---|
474 | mNoDiffs.state = mState;
|
---|
475 | for (VBoxMedium *cur = mParent; cur != NULL; cur = cur->mParent)
|
---|
476 | {
|
---|
477 | if (cur->mState == KMediumState_Inaccessible)
|
---|
478 | {
|
---|
479 | mNoDiffs.state = cur->mState;
|
---|
480 |
|
---|
481 | if (mNoDiffs.toolTip.isNull())
|
---|
482 | mNoDiffs.toolTip = mRow.arg (VBoxGlobal::tr ("Some of the media in this hard disk chain "
|
---|
483 | "are inaccessible. Please use the Virtual Media "
|
---|
484 | "Manager in <b>Show Differencing Hard Disks</b> "
|
---|
485 | "mode to inspect these media.", "medium"));
|
---|
486 |
|
---|
487 | if (!cur->mResult.isOk())
|
---|
488 | {
|
---|
489 | mNoDiffs.result = cur->mResult;
|
---|
490 | break;
|
---|
491 | }
|
---|
492 | }
|
---|
493 | }
|
---|
494 |
|
---|
495 | if (mParent != NULL && !mIsReadOnly)
|
---|
496 | {
|
---|
497 | mNoDiffs.toolTip = root().tip() +
|
---|
498 | mRow.arg ("<hr>") +
|
---|
499 | mRow.arg (VBoxGlobal::tr ("This base hard disk is indirectly attached using "
|
---|
500 | "the following differencing hard disk:", "medium")) +
|
---|
501 | mToolTip + mNoDiffs.toolTip;
|
---|
502 | }
|
---|
503 |
|
---|
504 | if (mNoDiffs.toolTip.isNull())
|
---|
505 | mNoDiffs.toolTip = mToolTip;
|
---|
506 |
|
---|
507 | mNoDiffs.isSet = true;
|
---|
508 | }
|
---|
509 |
|
---|