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Use revertDevice in ChoicePage, and always use a fresh Device*.

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This commit is contained in:
Teo Mrnjavac 2015-12-17 18:02:14 +01:00
parent 0a0a0d58e0
commit dfededc4b4
2 changed files with 38 additions and 19 deletions
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47
src/modules/partition/gui/ChoicePage.cpp
View File

@ -277,8 +277,8 @@ ChoicePage::setupChoices()
Device* currd = selectedDevice();
if ( currd )
{
applyActionChoice( currd, currentChoice() );
updateActionChoicePreview( currd, currentChoice() );
applyActionChoice( currentChoice() );
updateActionChoicePreview( currentChoice() );
}
} );
}
@ -302,8 +302,9 @@ ChoicePage::createBootloaderComboBox( ExpandableRadioButton* parentButton )
// If the user picks a new device, we update the bootloader choice to that
// same device automatically.
auto updateBootloaderDevice = [bcb]( Device* currd )
auto updateBootloaderDevice = [bcb, this]()
{
Device* currd = selectedDevice();
if ( !currd )
return;
QString devPath = currd->deviceNode();
@ -325,7 +326,7 @@ ChoicePage::createBootloaderComboBox( ExpandableRadioButton* parentButton )
this, [=]( bool expanded )
{
if ( expanded )
updateBootloaderDevice( selectedDevice() );
updateBootloaderDevice();
}, Qt::QueuedConnection );
// ^ Must be Queued so it's sure to run when the widget is already visible.
@ -398,10 +399,17 @@ ChoicePage::selectedDevice()
void
ChoicePage::applyDeviceChoice()
{
Device* currd = selectedDevice();
if ( !selectedDevice() )
return;
if ( m_core->isDirty() )
{
m_core->revertDevice( selectedDevice() );
m_core->clearJobs();
}
Device* currd = selectedDevice();
// The device should only be nullptr immediately after a PCM reset.
// applyDeviceChoice() will be called again momentarily as soon as we handle the
@ -409,35 +417,43 @@ ChoicePage::applyDeviceChoice()
if ( !currd )
return;
updateDeviceStatePreview( currd );
updateDeviceStatePreview();
// Preview setup done. Now we show/hide choices as needed.
setupActions( currd );
setupActions();
m_lastSelectedDeviceIndex = m_drivesCombo->currentIndex();
emit actionChosen();
emit deviceChosen( currd );
emit deviceChosen();
}
void
ChoicePage::applyActionChoice( Device* currentDevice, ChoicePage::Choice choice )
ChoicePage::applyActionChoice( ChoicePage::Choice choice )
{
switch ( choice )
{
case Erase:
if ( m_core->isDirty() )
{
m_core->revertDevice( selectedDevice() );
m_core->clearJobs();
}
PartitionActions::doAutopartition( m_core, selectedDevice() );
break;
case Replace:
if ( m_core->isDirty() )
{
m_core->revertDevice( selectedDevice() );
m_core->clearJobs();
}
connect( m_beforePartitionBarsView->selectionModel(), &QItemSelectionModel::currentRowChanged,
this, [ this ]( const QModelIndex& current, const QModelIndex& previous )
{
if ( m_core->isDirty() )
m_core->clearJobs();
m_core->revertDevice( selectedDevice() );
// We can't use the PartitionPtrRole because we need to make changes to the
// main DeviceModel, not the immutable copy.
@ -464,10 +480,11 @@ ChoicePage::applyActionChoice( Device* currentDevice, ChoicePage::Choice choice
* @param currentDevice a pointer to the selected Device.
*/
void
ChoicePage::updateDeviceStatePreview( Device* currentDevice )
ChoicePage::updateDeviceStatePreview()
{
//FIXME: this needs to be made async because the rescan can block the UI thread for
// a while. --Teo 10/2015
Device* currentDevice = selectedDevice();
Q_ASSERT( currentDevice );
QMutexLocker locker( &m_previewsMutex );
@ -526,8 +543,9 @@ ChoicePage::updateDeviceStatePreview( Device* currentDevice )
* @param choice the chosen partitioning action.
*/
void
ChoicePage::updateActionChoicePreview( Device* currentDevice, ChoicePage::Choice choice )
ChoicePage::updateActionChoicePreview( ChoicePage::Choice choice )
{
Device* currentDevice = selectedDevice();
Q_ASSERT( currentDevice );
QMutexLocker locker( &m_previewsMutex );
@ -610,8 +628,9 @@ ChoicePage::updateActionChoicePreview( Device* currentDevice, ChoicePage::Choice
* @param currentDevice
*/
void
ChoicePage::setupActions( Device *currentDevice )
ChoicePage::setupActions()
{
Device* currentDevice = selectedDevice();
OsproberEntryList osproberEntriesForCurrentDevice =
getOsproberEntriesForDevice( currentDevice );

10
src/modules/partition/gui/ChoicePage.h
View File

@ -67,7 +67,7 @@ public:
signals:
void nextStatusChanged( bool );
void actionChosen();
void deviceChosen( Device* );
void deviceChosen();
private:
void setNextEnabled( bool enabled );
@ -77,10 +77,10 @@ private:
ExpandableRadioButton* createReplaceButton();
Device* selectedDevice();
void applyDeviceChoice();
void updateDeviceStatePreview( Device* currentDevice );
void applyActionChoice( Device* currentDevice, ChoicePage::Choice choice );
void updateActionChoicePreview( Device* currentDevice, ChoicePage::Choice choice );
void setupActions( Device* currentDevice );
void updateDeviceStatePreview();
void applyActionChoice( ChoicePage::Choice choice );
void updateActionChoicePreview( ChoicePage::Choice choice );
void setupActions();
OsproberEntryList getOsproberEntriesForDevice( Device* device ) const;
bool m_nextEnabled;