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Code Issues Releases Wiki Activity

Simplify and speed up actions connected to file tree popup menu

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This commit is contained in:
Mike Gelfand 2015-08-16 22:07:09 +00:00
parent 7f45029f18
commit 63e4700a10
5 changed files with 113 additions and 81 deletions
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109
qt/FileTreeItem.cc
View file

@ -94,56 +94,71 @@ FileTreeItem::data (int column, int role) const
{
QVariant value;
if (column == FileTreeModel::COL_FILE_INDEX)
switch (role)
{
value.setValue (myFileIndex);
}
else if (role == Qt::EditRole)
{
if (column == 0)
value.setValue (name());
}
else if ((role == Qt::TextAlignmentRole) && column == FileTreeModel::COL_SIZE)
{
value = Qt::AlignRight + Qt::AlignVCenter;
}
else if (role == Qt::DisplayRole || role == FileTreeModel::SortRole)
{
switch(column)
{
case FileTreeModel::COL_NAME:
value.setValue (name());
break;
case FileTreeModel::FileIndexRole:
value.setValue (myFileIndex);
break;
case FileTreeModel::COL_SIZE:
if (role == Qt::DisplayRole)
value.setValue (sizeString());
case FileTreeModel::WantedRole:
value.setValue (isSubtreeWanted ());
break;
case FileTreeModel::CompleteRole:
value.setValue (isComplete ());
break;
case Qt::EditRole:
if (column == FileTreeModel::COL_NAME)
value.setValue (name ());
break;
case Qt::TextAlignmentRole:
if (column == FileTreeModel::COL_SIZE)
value = Qt::AlignRight + Qt::AlignVCenter;
break;
case Qt::DisplayRole:
case FileTreeModel::SortRole:
switch (column)
{
case FileTreeModel::COL_NAME:
value.setValue (name ());
break;
case FileTreeModel::COL_SIZE:
if (role == Qt::DisplayRole)
value.setValue (sizeString ());
else
value.setValue<quint64> (size ());
break;
case FileTreeModel::COL_PROGRESS:
value.setValue (progress ());
break;
case FileTreeModel::COL_WANTED:
value.setValue (isSubtreeWanted ());
break;
case FileTreeModel::COL_PRIORITY:
if (role == Qt::DisplayRole)
value.setValue (priorityString ());
else
value.setValue (priority ());
break;
}
break;
case Qt::DecorationRole:
if (column == FileTreeModel::COL_NAME)
{
if (myFileIndex < 0)
value = qApp->style ()->standardIcon (QStyle::SP_DirOpenIcon);
else
value.setValue<quint64> (size ());
break;
case FileTreeModel::COL_PROGRESS:
value.setValue (progress());
break;
case FileTreeModel::COL_WANTED:
value.setValue (isSubtreeWanted());
break;
case FileTreeModel::COL_PRIORITY:
if (role == Qt::DisplayRole)
value.setValue (priorityString());
else
value.setValue (priority ());
break;
}
}
else if (role == Qt::DecorationRole && column == FileTreeModel::COL_NAME)
{
if (childCount () > 0)
value = qApp->style ()->standardIcon (QStyle::SP_DirOpenIcon);
else
value = Utils::guessMimeIcon (name ());
value = Utils::guessMimeIcon (name ());
}
break;
}
return value;

2
qt/FileTreeModel.cc
View file

@ -545,7 +545,7 @@ FileTreeModel::openFile (const QModelIndex& index)
return false;
FileTreeItem * const item = itemFromIndex (index);
if (item->childCount () != 0 || !item->isComplete ())
if (item->fileIndex () < 0 || !item->isComplete ())
return false;
emit openRequested (item->path ());

8
qt/FileTreeModel.h
View file

@ -27,20 +27,20 @@ class FileTreeModel: public QAbstractItemModel
enum
{
COL_NAME,
FIRST_VISIBLE_COLUMN = COL_NAME,
COL_SIZE,
COL_PROGRESS,
COL_WANTED,
COL_PRIORITY,
LAST_VISIBLE_COLUMN = COL_PRIORITY,
COL_FILE_INDEX,
NUM_COLUMNS
};
enum Role
{
SortRole = Qt::UserRole
SortRole = Qt::UserRole,
FileIndexRole,
WantedRole,
CompleteRole
};
public:

71
qt/FileTreeView.cc
View file

@ -41,9 +41,6 @@ FileTreeView::FileTreeView (QWidget * parent, bool isEditable):
setItemDelegate (myDelegate);
sortByColumn (FileTreeModel::COL_NAME, Qt::AscendingOrder);
for (int i=0; i<FileTreeModel::NUM_COLUMNS; ++i)
setColumnHidden (i, (i<FileTreeModel::FIRST_VISIBLE_COLUMN) || (FileTreeModel::LAST_VISIBLE_COLUMN<i));
connect (this, SIGNAL(clicked(QModelIndex)),
this, SLOT(onClicked(QModelIndex)));
@ -80,12 +77,10 @@ FileTreeView::resizeEvent (QResizeEvent * event)
// space is left over...
int left = event->size ().width () - 1;
for (int column = FileTreeModel::FIRST_VISIBLE_COLUMN; column <= FileTreeModel::LAST_VISIBLE_COLUMN; ++column)
for (int column = 0; column < FileTreeModel::NUM_COLUMNS; ++column)
{
if (column == FileTreeModel::COL_NAME)
continue;
if (isColumnHidden (column))
continue;
int minWidth = 0;
@ -258,11 +253,11 @@ FileTreeView::uncheckSelectedItems ()
void
FileTreeView::onlyCheckSelectedItems ()
{
const QModelIndex rootIndex = myModel->index (0, FileTreeModel::COL_WANTED);
const QModelIndex rootIndex = myModel->index (0, 0);
if (!rootIndex.isValid ())
return;
QModelIndexList wantedIndices = selectedSourceRows (FileTreeModel::COL_WANTED);
QModelIndexList wantedIndices = selectedSourceRows ();
myModel->setWanted (wantedIndices, true);
qSort (wantedIndices);
@ -271,7 +266,7 @@ FileTreeView::onlyCheckSelectedItems ()
for (const QModelIndex& i: wantedIndices)
{
for (QModelIndex p = i.parent (); p.isValid (); p = p.parent ())
wantedIndicesParents.insert (p.sibling (p.row (), FileTreeModel::COL_WANTED));
wantedIndicesParents.insert (p);
}
QQueue<QModelIndex> parentsQueue;
@ -285,13 +280,12 @@ FileTreeView::onlyCheckSelectedItems ()
for (int i = 0, count = myModel->rowCount (parentIndex); i < count; ++i)
{
const QModelIndex childIndex = parentIndex.child (i, FileTreeModel::COL_WANTED);
const int childCheckState = childIndex.data ().toInt ();
const QModelIndex childIndex = parentIndex.child (i, 0);
const int childCheckState = childIndex.data (FileTreeModel::WantedRole).toInt ();
if (childCheckState == Qt::Unchecked || qBinaryFind (wantedIndices, childIndex) != wantedIndices.end ())
continue;
if (childCheckState == Qt::Checked &&
childIndex.sibling (childIndex.row (), FileTreeModel::COL_FILE_INDEX).data ().toInt () >= 0)
if (childCheckState == Qt::Checked && childIndex.data (FileTreeModel::FileIndexRole).toInt () >= 0)
{
unwantedIndices << childIndex;
}
@ -333,26 +327,21 @@ FileTreeView::refreshContextMenuActionsSensitivity ()
{
assert (myContextMenu != nullptr);
const QModelIndexList selectedRows = selectionModel ()->selectedRows (FileTreeModel::COL_WANTED);
QSet<int> checkStates;
for (const QModelIndex& i: selectedRows)
{
checkStates.insert (i.data ().toInt ());
if (checkStates.size() == 3)
break;
}
const QModelIndexList selectedRows = selectionModel ()->selectedRows ();
const Qt::CheckState checkState = getCumulativeCheckState (selectedRows);
const bool haveSelection = !selectedRows.isEmpty ();
const bool haveSingleSelection = selectedRows.size() == 1;
const bool haveUnchecked = checkStates.contains (Qt::Unchecked) || checkStates.contains (Qt::PartiallyChecked);
const bool haveChecked = checkStates.contains (Qt::Checked) || checkStates.contains (Qt::PartiallyChecked);
const bool haveUnchecked = checkState == Qt::Unchecked || checkState == Qt::PartiallyChecked;
const bool haveChecked = checkState == Qt::Checked || checkState == Qt::PartiallyChecked;
myCheckSelectedAction->setEnabled (haveUnchecked);
myUncheckSelectedAction->setEnabled (haveChecked);
myOnlyCheckSelectedAction->setEnabled (haveSelection);
myPriorityMenu->setEnabled (haveSelection);
myOpenAction->setEnabled (haveSingleSelection && myProxy->rowCount (selectedRows.first ()) == 0);
myOpenAction->setEnabled (haveSingleSelection &&
selectedRows.first ().data (FileTreeModel::FileIndexRole).toInt () >= 0 &&
selectedRows.first ().data (FileTreeModel::CompleteRole).toBool ());
myRenameAction->setEnabled (haveSingleSelection);
}
@ -361,9 +350,9 @@ FileTreeView::initContextMenu ()
{
myContextMenu = new QMenu (this);
myCheckSelectedAction = myContextMenu->addAction (tr ("Check selected"), this, SLOT (checkSelectedItems ()));
myUncheckSelectedAction = myContextMenu->addAction (tr ("Uncheck selected"), this, SLOT (uncheckSelectedItems ()));
myOnlyCheckSelectedAction = myContextMenu->addAction (tr ("Only check selected"), this, SLOT (onlyCheckSelectedItems ()));
myCheckSelectedAction = myContextMenu->addAction (tr ("Check Selected"), this, SLOT (checkSelectedItems ()));
myUncheckSelectedAction = myContextMenu->addAction (tr ("Uncheck Selected"), this, SLOT (uncheckSelectedItems ()));
myOnlyCheckSelectedAction = myContextMenu->addAction (tr ("Only Check Selected"), this, SLOT (onlyCheckSelectedItems ()));
myContextMenu->addSeparator ();
@ -392,3 +381,29 @@ FileTreeView::selectedSourceRows (int column) const
indices << myProxy->mapToSource (i);
return indices;
}
Qt::CheckState
FileTreeView::getCumulativeCheckState (const QModelIndexList& indices)
{
bool haveChecked = false, haveUnchecked = false;
for (const QModelIndex& i: indices)
{
switch (i.data (FileTreeModel::WantedRole).toInt ())
{
case Qt::Checked:
haveChecked = true;
break;
case Qt::Unchecked:
haveUnchecked = true;
break;
case Qt::PartiallyChecked:
return Qt::PartiallyChecked;
}
if (haveChecked && haveUnchecked)
return Qt::PartiallyChecked;
}
return haveChecked ? Qt::Checked : Qt::Unchecked;
}

4
qt/FileTreeView.h
View file

@ -61,10 +61,12 @@ class FileTreeView: public QTreeView
void renameSelectedItem ();
void refreshContextMenuActionsSensitivity ();
QModelIndexList selectedSourceRows (int column = 0) const;
private:
void initContextMenu ();
QModelIndexList selectedSourceRows (int column = 0) const;
static Qt::CheckState getCumulativeCheckState (const QModelIndexList& indices);
private:
FileTreeModel * myModel;