mirror of
https://github.com/LongSoft/UEFITool.git
synced 2024-11-22 07:58:22 +08:00
63088afd87
+ FFSv3 support with large files and large sections + proper names for Flash Descriptor v2 regions (#89) + better alignment calculations (#96) + improved NVRAM parser + post IBB hash support for Boot Guard + bugfixes + companion tool updated
559 lines
15 KiB
C++
559 lines
15 KiB
C++
/* treemodel.cpp
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Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*/
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#include "treemodel.h"
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#include "stack"
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#if defined(QT_CORE_LIB)
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QVariant TreeModel::data(const UModelIndex &index, int role) const
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{
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if (!index.isValid())
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return QVariant();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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if (role == Qt::DisplayRole) {
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return (const char*)item->data(index.column()).toLocal8Bit();
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}
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#if defined (QT_GUI_LIB)
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else if (role == Qt::BackgroundRole) {
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if (markingEnabledFlag && marking(index) > 0) {
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return QBrush((Qt::GlobalColor)marking(index));
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}
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}
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#endif
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else if (role == Qt::UserRole) {
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return (const char*)item->info().toLocal8Bit();
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}
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return QVariant();
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}
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Qt::ItemFlags TreeModel::flags(const UModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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}
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QVariant TreeModel::headerData(int section, Qt::Orientation orientation,
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int role) const
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{
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if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
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switch (section) {
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case 0: return tr("Name");
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case 1: return tr("Action");
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case 2: return tr("Type");
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case 3: return tr("Subtype");
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case 4: return tr("Text");
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}
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}
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return QVariant();
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}
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#else
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UString TreeModel::data(const UModelIndex &index, int role) const
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{
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if (!index.isValid())
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return UString();
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if (role != 0 && role != 0x0100)
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return UString();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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if (role == 0)
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return item->data(index.column());
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else
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return item->info();
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}
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UString TreeModel::headerData(int section, int orientation,
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int role) const
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{
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if (orientation == 1 && role == 0) {
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switch (section)
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{
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case 0: return UString("Name");
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case 1: return UString("Action");
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case 2: return UString("Type");
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case 3: return UString("Subtype");
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case 4: return UString("Text");
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}
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}
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return UString();
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}
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#endif
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int TreeModel::columnCount(const UModelIndex &parent) const
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{
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if (parent.isValid())
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return static_cast<TreeItem*>(parent.internalPointer())->columnCount();
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else
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return rootItem->columnCount();
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}
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UModelIndex TreeModel::index(int row, int column, const UModelIndex &parent) const
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{
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if (!hasIndex(row, column, parent))
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return UModelIndex();
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TreeItem *parentItem;
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if (!parent.isValid())
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parentItem = rootItem;
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else
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parentItem = static_cast<TreeItem*>(parent.internalPointer());
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TreeItem *childItem = parentItem->child(row);
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if (childItem)
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return createIndex(row, column, childItem);
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else
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return UModelIndex();
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}
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UModelIndex TreeModel::parent(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UModelIndex();
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TreeItem *childItem = static_cast<TreeItem*>(index.internalPointer());
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if (childItem == rootItem)
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return UModelIndex();
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TreeItem *parentItem = childItem->parent();
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if (parentItem == rootItem)
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return UModelIndex();
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return createIndex(parentItem->row(), 0, parentItem);
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}
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int TreeModel::rowCount(const UModelIndex &parent) const
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{
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TreeItem *parentItem;
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if (parent.column() > 0)
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return 0;
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if (!parent.isValid())
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parentItem = rootItem;
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else
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parentItem = static_cast<TreeItem*>(parent.internalPointer());
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return parentItem->childCount();
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}
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UINT32 TreeModel::offset(const UModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->offset();
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}
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UINT8 TreeModel::type(const UModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->type();
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}
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UINT8 TreeModel::subtype(const UModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->subtype();
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}
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UINT8 TreeModel::marking(const UModelIndex &index) const
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{
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if (!index.isValid())
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return 0;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->marking();
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}
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UByteArray TreeModel::header(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UByteArray();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->header();
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}
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bool TreeModel::hasEmptyHeader(const UModelIndex &index) const
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{
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if (!index.isValid())
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return true;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->hasEmptyHeader();
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}
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UByteArray TreeModel::body(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UByteArray();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->body();
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}
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bool TreeModel::hasEmptyBody(const UModelIndex &index) const
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{
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if (!index.isValid())
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return true;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->hasEmptyBody();
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}
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UByteArray TreeModel::tail(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UByteArray();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->tail();
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}
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bool TreeModel::hasEmptyTail(const UModelIndex &index) const
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{
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if (!index.isValid())
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return true;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->hasEmptyTail();
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}
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UString TreeModel::name(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UString();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->name();
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}
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UString TreeModel::text(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UString();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->text();
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}
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UString TreeModel::info(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UString();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->info();
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}
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UINT8 TreeModel::action(const UModelIndex &index) const
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{
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if (!index.isValid())
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return Actions::NoAction;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->action();
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}
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bool TreeModel::fixed(const UModelIndex &index) const
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{
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if (!index.isValid())
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return false;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->fixed();
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}
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bool TreeModel::compressed(const UModelIndex &index) const
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{
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if (!index.isValid())
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return false;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->compressed();
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}
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void TreeModel::setFixed(const UModelIndex &index, const bool fixed)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setFixed(fixed);
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if (!item->parent())
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return;
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if (fixed) {
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if (item->compressed() && item->parent()->compressed() == FALSE) {
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item->setFixed(item->parent()->fixed());
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return;
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}
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if (item->parent()->type() != Types::Root)
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item->parent()->setFixed(fixed);
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}
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emit dataChanged(index, index);
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}
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void TreeModel::setCompressed(const UModelIndex &index, const bool compressed)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setCompressed(compressed);
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emit dataChanged(index, index);
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}
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void TreeModel::TreeModel::setMarkingEnabled(const bool enabled)
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{
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markingEnabledFlag = enabled;
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emit dataChanged(UModelIndex(), UModelIndex());
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}
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void TreeModel::setMarking(const UModelIndex &index, const UINT8 marking)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setMarking(marking);
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emit dataChanged(index, index);
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}
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void TreeModel::setOffset(const UModelIndex &index, const UINT32 offset)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setOffset(offset);
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emit dataChanged(index, index);
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}
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void TreeModel::setType(const UModelIndex &index, const UINT8 data)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setType(data);
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emit dataChanged(index, index);
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}
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void TreeModel::setSubtype(const UModelIndex & index, const UINT8 subtype)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setSubtype(subtype);
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emit dataChanged(index, index);
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}
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void TreeModel::setName(const UModelIndex &index, const UString &data)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setName(data);
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emit dataChanged(index, index);
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}
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void TreeModel::setText(const UModelIndex &index, const UString &data)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setText(data);
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emit dataChanged(index, index);
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}
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void TreeModel::setInfo(const UModelIndex &index, const UString &data)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setInfo(data);
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emit dataChanged(index, index);
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}
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void TreeModel::addInfo(const UModelIndex &index, const UString &data, const bool append)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->addInfo(data, append);
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emit dataChanged(index, index);
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}
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void TreeModel::setAction(const UModelIndex &index, const UINT8 action)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setAction(action);
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emit dataChanged(index, index);
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}
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UByteArray TreeModel::parsingData(const UModelIndex &index) const
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{
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if (!index.isValid())
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return UByteArray();
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->parsingData();
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}
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bool TreeModel::hasEmptyParsingData(const UModelIndex &index) const
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{
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if (!index.isValid())
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return true;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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return item->hasEmptyParsingData();
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}
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void TreeModel::setParsingData(const UModelIndex &index, const UByteArray &data)
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{
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if (!index.isValid())
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return;
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TreeItem *item = static_cast<TreeItem*>(index.internalPointer());
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item->setParsingData(data);
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emit dataChanged(this->index(0, 0), index);
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}
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UModelIndex TreeModel::addItem(const UINT32 offset, const UINT8 type, const UINT8 subtype,
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const UString & name, const UString & text, const UString & info,
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const UByteArray & header, const UByteArray & body, const UByteArray & tail,
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const ItemFixedState fixed,
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const UModelIndex & parent, const UINT8 mode)
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{
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TreeItem *item = 0;
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TreeItem *parentItem = 0;
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int parentColumn = 0;
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if (!parent.isValid())
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parentItem = rootItem;
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else
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{
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if (mode == CREATE_MODE_BEFORE || mode == CREATE_MODE_AFTER) {
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item = static_cast<TreeItem*>(parent.internalPointer());
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parentItem = item->parent();
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parentColumn = parent.parent().column();
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}
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else {
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parentItem = static_cast<TreeItem*>(parent.internalPointer());
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parentColumn = parent.column();
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}
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}
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TreeItem *newItem = new TreeItem(offset, type, subtype, name, text, info, header, body, tail, Movable, this->compressed(parent), parentItem);
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if (mode == CREATE_MODE_APPEND) {
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emit layoutAboutToBeChanged();
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parentItem->appendChild(newItem);
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}
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else if (mode == CREATE_MODE_PREPEND) {
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emit layoutAboutToBeChanged();
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parentItem->prependChild(newItem);
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}
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else if (mode == CREATE_MODE_BEFORE) {
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emit layoutAboutToBeChanged();
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parentItem->insertChildBefore(item, newItem);
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}
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else if (mode == CREATE_MODE_AFTER) {
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emit layoutAboutToBeChanged();
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parentItem->insertChildAfter(item, newItem);
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}
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else {
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delete newItem;
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return UModelIndex();
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}
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emit layoutChanged();
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UModelIndex created = createIndex(newItem->row(), parentColumn, newItem);
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setFixed(created, (bool)fixed); // Non-trivial logic requires additional call
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return created;
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}
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UModelIndex TreeModel::findParentOfType(const UModelIndex& index, UINT8 type) const
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{
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if (!index.isValid() || !index.parent().isValid())
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return UModelIndex();
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TreeItem *item;
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UModelIndex parent = index.parent();
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for (item = static_cast<TreeItem*>(parent.internalPointer());
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item != NULL && item != rootItem && item->type() != type;
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item = static_cast<TreeItem*>(parent.internalPointer()))
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parent = parent.parent();
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if (item != NULL && item != rootItem)
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return parent;
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return UModelIndex();
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}
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UModelIndex TreeModel::findLastParentOfType(const UModelIndex& index, UINT8 type) const
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{
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if (!index.isValid())
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return UModelIndex();
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UModelIndex lastParentOfType = findParentOfType(index, type);
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if (!lastParentOfType.isValid())
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return UModelIndex();
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UModelIndex currentParentOfType = findParentOfType(lastParentOfType, type);
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while (currentParentOfType.isValid()) {
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lastParentOfType = currentParentOfType;
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currentParentOfType = findParentOfType(lastParentOfType, type);
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}
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return lastParentOfType;
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}
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UModelIndex TreeModel::findByOffset(UINT32 offset) const
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{
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UModelIndex parentIndex = index(0,0);
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goDeeper:
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int n = rowCount(parentIndex);
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for (int i = 0; i < n; i++) {
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UModelIndex currentIndex = parentIndex.child(i, 0);
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UINTN currentOffset = this->offset(currentIndex);
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UINTN fullSize = header(currentIndex).size() + body(currentIndex).size() + tail(currentIndex).size();
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if ((compressed(currentIndex) == false || (compressed(currentIndex) == true && compressed(currentIndex.parent()) == false)) // Offset is meaningful only for uncompressed items
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&& currentOffset <= offset && offset < currentOffset + fullSize) { // Offset must be in range [currentOffset, currentOffset + fullSize)
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// Found a better candidate
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parentIndex = currentIndex;
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goto goDeeper;
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}
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}
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return (parentIndex == index(0, 0) ? UModelIndex() : parentIndex);
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} |