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easy_profiler/profiler_gui/descriptors_tree_widget.cpp

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/************************************************************************
* file name : descriptors_tree_widget.cpp
* ----------------- :
* creation time : 2016/09/17
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : The file contains implementation of DescriptorsTreeWidget and it's auxiliary classes
* : for displyaing EasyProfiler blocks descriptors tree.
* ----------------- :
* change log : * 2016/09/17 Victor Zarubkin: initial commit.
* :
* : *
* ----------------- :
* license : Lightweight profiler library for c++
* : Copyright(C) 2016-2019 Sergey Yagovtsev, Victor Zarubkin
* :
* : Licensed under either of
* : * MIT license (LICENSE.MIT or http://opensource.org/licenses/MIT)
* : * Apache License, Version 2.0, (LICENSE.APACHE or http://www.apache.org/licenses/LICENSE-2.0)
* : at your option.
* :
* : The MIT License
* :
* : Permission is hereby granted, free of charge, to any person obtaining a copy
* : of this software and associated documentation files (the "Software"), to deal
* : in the Software without restriction, including without limitation the rights
* : to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* : of the Software, and to permit persons to whom the Software is furnished
* : to do so, subject to the following conditions:
* :
* : The above copyright notice and this permission notice shall be included in all
* : copies or substantial portions of the Software.
* :
* : THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* : INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* : PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* : LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* : TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* : USE OR OTHER DEALINGS IN THE SOFTWARE.
* :
* : The Apache License, Version 2.0 (the "License")
* :
* : You may not use this file except in compliance with the License.
* : You may obtain a copy of the License at
* :
* : http://www.apache.org/licenses/LICENSE-2.0
* :
* : Unless required by applicable law or agreed to in writing, software
* : distributed under the License is distributed on an "AS IS" BASIS,
* : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* : See the License for the specific language governing permissions and
* : limitations under the License.
************************************************************************/
#include <QAbstractTextDocumentLayout>
#include <QAction>
#include <QActionGroup>
#include <QApplication>
#include <QClipboard>
#include <QContextMenuEvent>
#include <QHBoxLayout>
#include <QHeaderView>
#include <QKeyEvent>
#include <QLabel>
#include <QLineEdit>
#include <QMenu>
#include <QSettings>
#include <QSignalBlocker>
#include <QSplitter>
#include <QString>
#include <QTextDocument>
#include <QTimer>
#include <QToolBar>
#include <QVariant>
#include <QVBoxLayout>
#include "descriptors_tree_widget.h"
#include "globals.h"
#include "arbitrary_value_inspector.h"
#include "text_highlighter.h"
#include "thread_pool.h"
#ifdef max
#undef max
#endif
#ifdef min
#undef min
#endif
//////////////////////////////////////////////////////////////////////////
::profiler::EasyBlockStatus nextStatus(::profiler::EasyBlockStatus _status)
{
switch (_status)
{
case ::profiler::OFF:
return ::profiler::ON;
case ::profiler::ON:
return ::profiler::FORCE_ON;
case ::profiler::FORCE_ON:
return ::profiler::OFF_RECURSIVE;
case ::profiler::OFF_RECURSIVE:
return ::profiler::ON_WITHOUT_CHILDREN;
case ::profiler::ON_WITHOUT_CHILDREN:
return ::profiler::FORCE_ON_WITHOUT_CHILDREN;
case ::profiler::FORCE_ON_WITHOUT_CHILDREN:
return ::profiler::OFF;
}
return ::profiler::OFF;
}
const char* statusText(::profiler::EasyBlockStatus _status)
{
switch (_status)
{
case ::profiler::OFF:
return "OFF";
case ::profiler::ON:
return "ON";
case ::profiler::FORCE_ON:
return "FORCE_ON";
case ::profiler::OFF_RECURSIVE:
return "OFF_RECURSIVE";
case ::profiler::ON_WITHOUT_CHILDREN:
return "ON_WITHOUT_CHILDREN";
case ::profiler::FORCE_ON_WITHOUT_CHILDREN:
return "FORCE_ON_WITHOUT_CHILDREN";
}
return "";
}
::profiler::color_t statusColor(::profiler::EasyBlockStatus _status)
{
switch (_status)
{
case ::profiler::OFF:
return ::profiler::colors::Red900;
case ::profiler::ON:
return ::profiler::colors::LightGreen900;
case ::profiler::FORCE_ON:
return ::profiler::colors::LightGreen900;
case ::profiler::OFF_RECURSIVE:
return ::profiler::colors::Red900;
case ::profiler::ON_WITHOUT_CHILDREN:
return ::profiler::colors::Lime900;
case ::profiler::FORCE_ON_WITHOUT_CHILDREN:
return ::profiler::colors::Lime900;
}
return ::profiler::colors::Black;
}
//////////////////////////////////////////////////////////////////////////
DescriptorsTreeItem::DescriptorsTreeItem(::profiler::block_id_t _desc, Parent* _parent)
: Parent(_parent, QTreeWidgetItem::UserType)
, m_desc(_desc)
, m_type(DescriptorsTreeItem::Type::File)
{
}
DescriptorsTreeItem::~DescriptorsTreeItem()
{
}
bool DescriptorsTreeItem::operator < (const Parent& _other) const
{
const auto col = treeWidget()->sortColumn();
switch (col)
{
case DESC_COL_FILE_LINE:
{
if (parent() != nullptr)
return data(col, Qt::UserRole).toInt() < _other.data(col, Qt::UserRole).toInt();
}
}
return Parent::operator < (_other);
}
QVariant DescriptorsTreeItem::data(int _column, int _role) const
{
switch (_column)
{
case DESC_COL_TYPE:
{
if (_role == Qt::ToolTipRole)
{
switch (m_type)
{
case Type::File: return QStringLiteral("File");
case Type::Event: return QStringLiteral("Event");
case Type::Block: return QStringLiteral("Block");
case Type::Value: return QStringLiteral("Arbitrary Value");
}
}
else if (_role == Qt::DisplayRole)
{
switch (m_type)
{
case Type::File: return QStringLiteral("F");
case Type::Event: return QStringLiteral("E");
case Type::Block: return QStringLiteral("B");
case Type::Value: return QStringLiteral("V");
}
}
break;
}
case DESC_COL_FILE_LINE:
{
if (parent() != nullptr)
{
if (_role == Qt::ToolTipRole)
{
const int row = data(_column, Qt::UserRole).toInt();
return QString("%1:%2").arg(parent()->data(_column, Qt::UserRole).toString()).arg(row);
}
else if (_role == Qt::DisplayRole)
{
const int row = data(_column, Qt::UserRole).toInt();
return QString("%1:%2").arg(parent()->text(_column)).arg(row);
}
}
else if (_role == Qt::ToolTipRole)
{
return data(_column, Qt::UserRole).toString();
}
break;
}
default:
{
break;
}
}
return Parent::data(_column, _role);
}
//////////////////////////////////////////////////////////////////////////
DescriptorsTreeWidget::DescriptorsTreeWidget(QWidget* _parent)
: Parent(_parent)
, m_lastFound(nullptr)
, m_lastFoundIndex(0)
, m_lastSearchColumn(-1)
, m_searchColumn(DESC_COL_NAME)
, m_bLocked(false)
, m_bCaseSensitiveSearch(false)
, m_bInitialized(false)
{
memset(m_columnsMinimumWidth, 0, sizeof(m_columnsMinimumWidth));
setAutoFillBackground(false);
setAlternatingRowColors(true);
setItemsExpandable(true);
setAnimated(true);
setSortingEnabled(false);
setColumnCount(DESC_COL_COLUMNS_NUMBER);
setSelectionBehavior(QAbstractItemView::SelectRows);
auto header_item = new QTreeWidgetItem();
header_item->setText(DESC_COL_FILE_LINE, "File/Line");
header_item->setText(DESC_COL_TYPE, "Type");
header_item->setText(DESC_COL_NAME, "Name");
header_item->setText(DESC_COL_STATUS, "Status");
setHeaderItem(header_item);
connect(&EASY_GLOBALS.events, &::profiler_gui::GlobalSignals::selectedBlockChanged, this, &This::onSelectedBlockChange);
connect(&EASY_GLOBALS.events, &::profiler_gui::GlobalSignals::blockStatusChanged, this, &This::onBlockStatusChange);
connect(this, &Parent::itemExpanded, this, &This::onItemExpand);
connect(this, &Parent::itemDoubleClicked, this, &This::onDoubleClick);
connect(this, &Parent::currentItemChanged, this, &This::onCurrentItemChange);
connect(header(), &QHeaderView::sectionResized, this, &This::onHeaderSectionResized);
loadSettings();
setItemDelegateForColumn(m_searchColumn, new DescWidgetItemDelegate(this));
}
DescriptorsTreeWidget::~DescriptorsTreeWidget()
{
if (::profiler_gui::is_max(EASY_GLOBALS.selected_block) && !::profiler_gui::is_max(EASY_GLOBALS.selected_block_id))
{
::profiler_gui::set_max(EASY_GLOBALS.selected_block_id);
emit EASY_GLOBALS.events.refreshRequired();
}
saveSettings();
}
void DescriptorsTreeWidget::showEvent(QShowEvent* event)
{
Parent::showEvent(event);
if (!m_bInitialized)
{
#if !defined(_WIN32) && !defined(__APPLE__)
const auto padding = px(9);
#else
const auto padding = px(6);
#endif
auto header = this->header();
auto headerItem = this->headerItem();
auto f = header->font();
#if !defined(_WIN32) && !defined(__APPLE__)
f.setBold(true);
#endif
QFontMetrics fm(f);
const auto indicatorSize = header->isSortIndicatorShown() ? px(11) : 0;
for (int i = 0; i < DESC_COL_COLUMNS_NUMBER; ++i)
{
auto minSize = static_cast<int>(fm.width(headerItem->text(i)) * profiler_gui::FONT_METRICS_FACTOR + padding);
m_columnsMinimumWidth[i] = minSize;
if (header->isSortIndicatorShown() && header->sortIndicatorSection() == i)
{
minSize += indicatorSize;
}
if (header->sectionSize(i) < minSize)
{
header->resizeSection(i, minSize);
}
}
m_bInitialized = true;
}
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::resetSearch(bool repaint)
{
if (m_lastSearch.isEmpty())
{
return;
}
m_lastSearchColumn = m_searchColumn;
m_bCaseSensitiveSearch = false;
m_lastSearch.clear();
m_lastFound = nullptr;
m_lastFoundIndex = 0;
if (repaint)
{
viewport()->update();
}
}
void DescriptorsTreeWidget::setSearchColumn(int column)
{
const int prevColumn = m_searchColumn;
m_searchColumn = column;
if (m_searchColumn != prevColumn)
{
auto delegate = itemDelegateForColumn(prevColumn);
setItemDelegateForColumn(prevColumn, nullptr);
delete delegate;
setItemDelegateForColumn(m_searchColumn, new DescWidgetItemDelegate(this));
}
emit searchColumnChanged(column);
}
int DescriptorsTreeWidget::searchColumn() const
{
return m_searchColumn;
}
QTreeWidgetItem* DescriptorsTreeWidget::lastFoundItem() const
{
return m_lastFound;
}
bool DescriptorsTreeWidget::caseSensitiveSearch() const
{
return m_bCaseSensitiveSearch;
}
const QString& DescriptorsTreeWidget::searchString() const
{
return m_lastSearch;
}
int DescriptorsTreeWidget::lastFoundIndex() const
{
return m_lastFoundIndex;
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::contextMenuEvent(QContextMenuEvent* _event)
{
_event->accept();
QMenu menu;
menu.setToolTipsVisible(true);
auto action = menu.addAction("Expand All");
action->setIcon(QIcon(imagePath("expand")));
connect(action, &QAction::triggered, this, &This::expandAll);
action = menu.addAction("Collapse All");
action->setIcon(QIcon(imagePath("collapse")));
connect(action, &QAction::triggered, this, &This::collapseAll);
auto item = currentItem();
if (item != nullptr && item->parent() != nullptr && currentColumn() >= DESC_COL_TYPE)
{
const auto& desc = easyDescriptor(static_cast<DescriptorsTreeItem*>(item)->desc());
menu.addSeparator();
auto submenu = menu.addMenu("Change Status");
submenu->setToolTipsVisible(true);
#define ADD_STATUS_ACTION(NameValue, StatusValue, ToolTipValue)\
action = submenu->addAction(NameValue);\
action->setCheckable(true);\
action->setChecked(desc.status() == StatusValue);\
action->setData(static_cast<quint32>(StatusValue));\
action->setToolTip(ToolTipValue);\
connect(action, &QAction::triggered, this, &This::onBlockStatusChangeClicked)
ADD_STATUS_ACTION("Off", ::profiler::OFF, "Do not profile this block.");
ADD_STATUS_ACTION("On", ::profiler::ON, "Profile this block\nif parent enabled children.");
ADD_STATUS_ACTION("Force-On", ::profiler::FORCE_ON, "Always profile this block even\nif it's parent disabled children.");
ADD_STATUS_ACTION("Off-recursive", ::profiler::OFF_RECURSIVE, "Do not profile neither this block\nnor it's children.");
ADD_STATUS_ACTION("On-without-children", ::profiler::ON_WITHOUT_CHILDREN, "Profile this block, but\ndo not profile it's children.");
ADD_STATUS_ACTION("Force-On-without-children", ::profiler::FORCE_ON_WITHOUT_CHILDREN, "Always profile this block, but\ndo not profile it's children.");
#undef ADD_STATUS_ACTION
submenu->setEnabled(EASY_GLOBALS.connected);
if (!EASY_GLOBALS.connected)
submenu->setTitle(QString("%1 (connection needed)").arg(submenu->title()));
}
if (item != nullptr)
{
menu.addSeparator();
action = menu.addAction(QStringLiteral("Copy Full Path"));
connect(action, &QAction::triggered, [this, item] (bool) {
auto fileItem = item->parent() == nullptr ? item : item->parent();
auto fullName = fileItem->data(DESC_COL_FILE_LINE, Qt::UserRole).toString();
qApp->clipboard()->setText(fullName);
});
}
menu.exec(QCursor::pos());
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::clearSilent(bool _global)
{
const QSignalBlocker b(this);
setSortingEnabled(false);
resetSearch(false);
m_items.clear();
if (topLevelItemCount() != 0)
{
::std::vector<QTreeWidgetItem*> topLevelItems;
topLevelItems.reserve(static_cast<size_t>(topLevelItemCount()));
for (int i = topLevelItemCount() - 1; i >= 0; --i)
{
const bool expanded = !_global && topLevelItem(i)->isExpanded();
auto item = takeTopLevelItem(i);
if (expanded)
m_expandedFilesTemp.insert(item->text(DESC_COL_FILE_LINE).toStdString());
topLevelItems.push_back(item);
}
#ifdef EASY_LAMBDA_MOVE_CAPTURE
ThreadPool::instance().backgroundJob([items = std::move(topLevelItems)] {
for (auto item : items)
#else
ThreadPool::instance().backgroundJob([topLevelItems] {
for (auto item : topLevelItems)
#endif
profiler_gui::deleteTreeItem(item);
});
}
//clear();
}
//////////////////////////////////////////////////////////////////////////
struct FileItems
{
using Items = ::std::unordered_map<int, DescriptorsTreeItem*, ::estd::hash<int> >;
Items children;
QTreeWidgetItem* item = nullptr;
};
void DescriptorsTreeWidget::build()
{
auto f = font();
f.setBold(true);
typedef ::std::unordered_map<::std::string, FileItems> Files;
Files fileItems;
m_items.resize(EASY_GLOBALS.descriptors.size());
memset(m_items.data(), 0, sizeof(void*) * m_items.size());
const QSignalBlocker b(this);
profiler::block_id_t id = 0, count = 0;
QString commonDir;
for (auto desc : EASY_GLOBALS.descriptors)
{
if (desc != nullptr)
{
++count;
auto& p = fileItems[desc->file()];
if (p.item == nullptr)
{
auto item = new DescriptorsTreeItem(0);
auto fullName = QString(desc->file()).remove(QRegExp("^(\\.{2}\\\\+)+")); // without leading "..\"
auto fileName = QString(desc->file()).remove(QRegExp("^(.+(\\\\|\\/)+)+"));
auto dir = fullName.left(fullName.length() - fileName.length());
if (count == 1)
{
commonDir = dir;
}
else if (!commonDir.isEmpty())
{
if (dir.length() < commonDir.length())
{
commonDir.truncate(dir.length());
}
int i = 0;
for (; i < commonDir.length(); ++i)
{
if (commonDir[i] != dir[i])
{
break;
}
}
commonDir.truncate(i);
}
item->setData(DESC_COL_FILE_LINE, Qt::UserRole, fullName);
item->setType(DescriptorsTreeItem::Type::File);
p.item = item;
}
auto it = p.children.find(desc->line());
if (it == p.children.end())
{
auto item = new DescriptorsTreeItem(desc->id(), p.item);
item->setData(DESC_COL_FILE_LINE, Qt::UserRole, desc->line());
item->setText(DESC_COL_NAME, desc->name());
switch (desc->type())
{
case ::profiler::BlockType::Block:
item->setType(DescriptorsTreeItem::Type::Block);
break;
case ::profiler::BlockType::Event:
item->setType(DescriptorsTreeItem::Type::Event);
break;
case ::profiler::BlockType::Value:
item->setType(DescriptorsTreeItem::Type::Value);
break;
case ::profiler::BlockType::TypesCount: break;
}
item->setFont(DESC_COL_STATUS, f);
item->setText(DESC_COL_STATUS, statusText(desc->status()));
item->setForeground(DESC_COL_STATUS, QColor::fromRgba(statusColor(desc->status())));
m_items[id] = item;
p.children.insert(::std::make_pair(desc->line(), item));
}
else
{
m_items[id] = it->second;
}
}
++id;
}
for (auto& p : fileItems)
{
auto fullName = p.second.item->data(DESC_COL_FILE_LINE, Qt::UserRole).toString();
p.second.item->setText(DESC_COL_FILE_LINE, fullName.right(fullName.length() - commonDir.length()));
addTopLevelItem(p.second.item);
if (m_expandedFilesTemp.find(p.first) != m_expandedFilesTemp.end())
p.second.item->setExpanded(true);
}
m_expandedFilesTemp.clear();
setSortingEnabled(true);
sortByColumn(DESC_COL_FILE_LINE, Qt::AscendingOrder);
resizeColumnsToContents();
QTimer::singleShot(100, [this] { onSelectedBlockChange(EASY_GLOBALS.selected_block); });
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onHeaderSectionResized(int logicalIndex, int /*oldSize*/, int newSize)
{
const auto indicatorSize = header()->isSortIndicatorShown() && header()->sortIndicatorSection() == logicalIndex ? px(11) : 0;
const auto minSize = m_columnsMinimumWidth[logicalIndex] + indicatorSize;
if (!m_bInitialized || newSize >= minSize)
{
return;
}
header()->resizeSection(logicalIndex, minSize);
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onItemExpand(QTreeWidgetItem*)
{
resizeColumnsToContents();
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onDoubleClick(QTreeWidgetItem* _item, int _column)
{
if (!EASY_GLOBALS.connected)
return;
if (_column >= DESC_COL_TYPE && _item->parent() != nullptr)
{
auto item = static_cast<DescriptorsTreeItem*>(_item);
auto& desc = easyDescriptor(item->desc());
desc.setStatus(nextStatus(desc.status()));
item->setText(DESC_COL_STATUS, statusText(desc.status()));
item->setForeground(DESC_COL_STATUS, QColor::fromRgba(statusColor(desc.status())));
m_bLocked = true;
emit EASY_GLOBALS.events.blockStatusChanged(desc.id(), desc.status());
m_bLocked = false;
}
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onCurrentItemChange(QTreeWidgetItem* _item, QTreeWidgetItem* _prev)
{
if (_item != nullptr)
{
if (::profiler_gui::is_max(EASY_GLOBALS.selected_block) && _item->parent() != nullptr)
{
const auto id = static_cast<DescriptorsTreeItem*>(_item)->desc();
if (EASY_GLOBALS.selected_block_id != id)
{
EASY_GLOBALS.selected_block_id = id;
emit EASY_GLOBALS.events.selectedBlockIdChanged(id);
}
}
}
else if (::profiler_gui::is_max(EASY_GLOBALS.selected_block) && !::profiler_gui::is_max(EASY_GLOBALS.selected_block_id))
{
::profiler_gui::set_max(EASY_GLOBALS.selected_block_id);
emit EASY_GLOBALS.events.selectedBlockIdChanged(EASY_GLOBALS.selected_block_id);
}
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onBlockStatusChangeClicked(bool _checked)
{
if (!_checked || !EASY_GLOBALS.connected)
return;
auto item = currentItem();
if (item == nullptr || item->parent() == nullptr)
return;
auto action = qobject_cast<QAction*>(sender());
if (action != nullptr)
{
auto& desc = easyDescriptor(static_cast<DescriptorsTreeItem*>(item)->desc());
desc.setStatus(static_cast<::profiler::EasyBlockStatus>(action->data().toUInt()));
item->setText(DESC_COL_STATUS, statusText(desc.status()));
item->setForeground(DESC_COL_STATUS, QColor::fromRgba(statusColor(desc.status())));
m_bLocked = true;
emit EASY_GLOBALS.events.blockStatusChanged(desc.id(), desc.status());
m_bLocked = false;
}
}
void DescriptorsTreeWidget::onBlockStatusChange(::profiler::block_id_t _id, ::profiler::EasyBlockStatus _status)
{
if (m_bLocked)
return;
auto item = m_items[_id];
if (item == nullptr)
return;
auto& desc = easyDescriptor(item->desc());
item->setText(DESC_COL_STATUS, statusText(desc.status()));
item->setForeground(DESC_COL_STATUS, QColor::fromRgba(statusColor(desc.status())));
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::resizeColumnsToContents()
{
for (int i = 0; i < DESC_COL_COLUMNS_NUMBER; ++i)
resizeColumnToContents(i);
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::onSelectedBlockChange(uint32_t _block_index)
{
if (::profiler_gui::is_max(_block_index))
{
setCurrentItem(nullptr);
return;
}
auto item = m_items[easyBlocksTree(_block_index).node->id()];
if (item == nullptr)
return;
scrollToItem(item, QAbstractItemView::PositionAtCenter);
setCurrentItem(item);
}
//////////////////////////////////////////////////////////////////////////
void DescriptorsTreeWidget::loadSettings()
{
QSettings settings(::profiler_gui::ORGANAZATION_NAME, ::profiler_gui::APPLICATION_NAME);
settings.beginGroup("desc_tree_widget");
auto val = settings.value("searchColumn");
if (!val.isNull())
m_searchColumn = val.toInt();
settings.endGroup();
}
void DescriptorsTreeWidget::saveSettings()
{
QSettings settings(::profiler_gui::ORGANAZATION_NAME, ::profiler_gui::APPLICATION_NAME);
settings.beginGroup("desc_tree_widget");
settings.setValue("searchColumn", m_searchColumn);
settings.endGroup();
}
//////////////////////////////////////////////////////////////////////////
int DescriptorsTreeWidget::findNext(const QString& _str, Qt::MatchFlags _flags)
{
if (_str.isEmpty())
{
resetSearch();
return 0;
}
const bool isNewSearch = (m_lastSearchColumn != m_searchColumn || m_lastSearch != _str);
auto itemsList = findItems(_str, Qt::MatchContains | Qt::MatchRecursive | _flags, m_searchColumn);
m_bCaseSensitiveSearch = _flags.testFlag(Qt::MatchCaseSensitive);
if (!isNewSearch)
{
if (!itemsList.empty())
{
bool stop = false;
int i = 0;
decltype(m_lastFound) next = nullptr;
for (auto item : itemsList)
{
if (stop)
{
next = item;
break;
}
stop = item == m_lastFound;
++i;
}
m_lastFound = next == nullptr ? itemsList.front() : next;
m_lastFoundIndex = next == nullptr ? 0 : i;
}
else
{
m_lastFound = nullptr;
m_lastFoundIndex = 0;
}
}
else
{
m_lastSearchColumn = m_searchColumn;
m_lastSearch = _str;
m_lastFound = !itemsList.empty() ? itemsList.front() : nullptr;
m_lastFoundIndex = 0;
}
if (m_lastFound != nullptr)
{
scrollToItem(m_lastFound, QAbstractItemView::PositionAtCenter);
setCurrentItem(m_lastFound);
}
viewport()->update();
return itemsList.size();
}
int DescriptorsTreeWidget::findPrev(const QString& _str, Qt::MatchFlags _flags)
{
if (_str.isEmpty())
{
resetSearch();
return 0;
}
const bool isNewSearch = (m_lastSearchColumn != m_searchColumn || m_lastSearch != _str);
auto itemsList = findItems(_str, Qt::MatchContains | Qt::MatchRecursive | _flags, m_searchColumn);
m_bCaseSensitiveSearch = _flags.testFlag(Qt::MatchCaseSensitive);
if (!isNewSearch)
{
if (!itemsList.empty())
{
int i = 0;
decltype(m_lastFound) prev = nullptr;
for (auto item : itemsList)
{
if (item == m_lastFound)
{
--i;
break;
}
prev = item;
++i;
}
m_lastFound = prev == nullptr ? itemsList.back() : prev;
m_lastFoundIndex = prev == nullptr ? itemsList.length() - 1 : i;
}
else
{
m_lastFound = nullptr;
m_lastFoundIndex = 0;
}
}
else
{
m_lastSearchColumn = m_searchColumn;
m_lastSearch = _str;
if (!itemsList.empty())
{
m_lastFound = itemsList.back();
m_lastFoundIndex = itemsList.length() - 1;
}
else
{
m_lastFound = nullptr;
m_lastFoundIndex = 0;
}
}
if (m_lastFound != nullptr)
{
scrollToItem(m_lastFound, QAbstractItemView::PositionAtCenter);
setCurrentItem(m_lastFound);
}
viewport()->update();
return itemsList.size();
}
//////////////////////////////////////////////////////////////////////////
BlockDescriptorsWidget::BlockDescriptorsWidget(QWidget* _parent) : Parent(_parent)
, m_splitter(new QSplitter(Qt::Vertical, this))
, m_tree(new DescriptorsTreeWidget(this))
, m_values(new ArbitraryValuesWidget(this))
, m_searchBox(new QLineEdit(this))
, m_foundNumber(new QLabel(QStringLiteral("<font color=\"red\">0</font> matches"), this))
, m_searchButton(nullptr)
, m_bCaseSensitiveSearch(false)
{
m_splitter->setHandleWidth(1);
m_splitter->setContentsMargins(0, 0, 0, 0);
m_splitter->addWidget(m_tree);
m_splitter->addWidget(m_values);
m_splitter->setStretchFactor(0, 1);
m_splitter->setStretchFactor(1, 1);
m_searchBox->setContentsMargins(5, 0, 0, 0);
m_searchBox->setClearButtonEnabled(true);
m_searchBox->setPlaceholderText("Search");
auto tb = new QToolBar(this);
tb->setIconSize(applicationIconsSize());
auto refreshButton = tb->addAction(QIcon(imagePath("reload")), tr("Refresh blocks list"));
refreshButton->setEnabled(EASY_GLOBALS.connected);
refreshButton->setToolTip(tr("Refresh blocks list.\nConnection needed."));
connect(refreshButton, &QAction::triggered, &EASY_GLOBALS.events, &::profiler_gui::GlobalSignals::blocksRefreshRequired);
auto menu = new QMenu(this);
m_searchButton = menu->menuAction();
m_searchButton->setText("Find next");
m_searchButton->setIcon(QIcon(imagePath("find-next")));
m_searchButton->setData(true);
connect(m_searchButton, &QAction::triggered, this, &This::findNext);
auto actionGroup = new QActionGroup(this);
actionGroup->setExclusive(true);
auto a = new QAction(tr("Find next"), actionGroup);
a->setCheckable(true);
a->setChecked(true);
connect(a, &QAction::triggered, this, &This::findNextFromMenu);
menu->addAction(a);
a = new QAction(tr("Find previous"), actionGroup);
a->setCheckable(true);
connect(a, &QAction::triggered, this, &This::findPrevFromMenu);
menu->addAction(a);
a = menu->addAction("Case sensitive");
a->setCheckable(true);
a->setChecked(m_bCaseSensitiveSearch);
connect(a, &QAction::triggered, [this](bool _checked){ m_bCaseSensitiveSearch = _checked; });
menu->addAction(a);
QAction* caseSensitiveSwitch = a;
menu->addSeparator();
auto headerItem = m_tree->headerItem();
actionGroup = new QActionGroup(this);
actionGroup->setExclusive(true);
for (int i = 0; i < DESC_COL_STATUS; ++i)
{
if (i == DESC_COL_TYPE)
continue;
a = new QAction(QStringLiteral("Search by ") + headerItem->text(i), actionGroup);
a->setData(i);
a->setCheckable(true);
if (i == m_tree->searchColumn())
a->setChecked(true);
connect(a, &QAction::triggered, this, &This::onSearchColumnChange);
menu->addAction(a);
}
tb->addSeparator();
tb->addAction(m_searchButton);
tb->addWidget(m_searchBox);
auto searchbox = new QHBoxLayout();
searchbox->setContentsMargins(0, 0, 5, 0);
searchbox->addWidget(tb);
searchbox->addSpacing(5);
searchbox->addWidget(m_foundNumber);
searchbox->addStretch(100);
auto lay = new QVBoxLayout(this);
lay->setContentsMargins(1, 1, 1, 1);
lay->addLayout(searchbox);
lay->addWidget(m_splitter);
connect(m_searchBox, &QLineEdit::returnPressed, this, &This::onSeachBoxReturnPressed);
connect(m_searchBox, &QLineEdit::textChanged, this, &This::onSearchBoxTextChanged);
connect(m_tree, &DescriptorsTreeWidget::searchColumnChanged, this, &This::onSearchColumnChanged);
connect(&EASY_GLOBALS.events, &::profiler_gui::GlobalSignals::connectionChanged, refreshButton, &QAction::setEnabled);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::allDataGoingToBeDeleted, this, &This::clear);
connect(&EASY_GLOBALS.events, &profiler_gui::GlobalSignals::fileOpened, this, &This::build);
loadSettings();
caseSensitiveSwitch->setChecked(m_bCaseSensitiveSearch);
onSearchColumnChanged(m_tree->searchColumn());
m_foundNumber->hide();
}
BlockDescriptorsWidget::~BlockDescriptorsWidget()
{
saveSettings();
}
void BlockDescriptorsWidget::loadSettings()
{
QSettings settings(::profiler_gui::ORGANAZATION_NAME, ::profiler_gui::APPLICATION_NAME);
settings.beginGroup("BlockDescriptorsWidget");
auto val = settings.value("case_sensitive");
if (!val.isNull())
m_bCaseSensitiveSearch = val.toBool();
auto geometry = settings.value("vsplitter/geometry").toByteArray();
if (!geometry.isEmpty())
m_splitter->restoreGeometry(geometry);
auto state = settings.value("vsplitter/state").toByteArray();
if (!state.isEmpty())
m_splitter->restoreState(state);
settings.endGroup();
}
void BlockDescriptorsWidget::saveSettings()
{
QSettings settings(::profiler_gui::ORGANAZATION_NAME, ::profiler_gui::APPLICATION_NAME);
settings.beginGroup("BlockDescriptorsWidget");
settings.setValue("case_sensitive", m_bCaseSensitiveSearch);
settings.setValue("vsplitter/geometry", m_splitter->saveGeometry());
settings.setValue("vsplitter/state", m_splitter->saveState());
settings.endGroup();
}
void BlockDescriptorsWidget::keyPressEvent(QKeyEvent* _event)
{
switch (_event->key())
{
case Qt::Key_F3:
{
if (_event->modifiers() & Qt::ShiftModifier)
findPrev(true);
else
findNext(true);
break;
}
case Qt::Key_Escape:
{
m_searchBox->clear();
break;
}
default: break;
}
_event->accept();
}
void BlockDescriptorsWidget::contextMenuEvent(QContextMenuEvent* _event)
{
m_tree->contextMenuEvent(_event);
}
void BlockDescriptorsWidget::showEvent(QShowEvent* event)
{
Parent::showEvent(event);
m_searchBox->setFixedWidth(px(300));
}
void BlockDescriptorsWidget::build()
{
m_tree->clearSilent(false);
m_foundNumber->setText(QStringLiteral("<font color=\"red\">0</font> matches"));
m_foundNumber->hide();
m_tree->build();
m_values->rebuild();
}
void BlockDescriptorsWidget::clear()
{
m_tree->clearSilent(true);
m_foundNumber->setText(QStringLiteral("<font color=\"red\">0</font> matches"));
m_foundNumber->hide();
m_values->clear();
}
ArbitraryValuesWidget* BlockDescriptorsWidget::dataViewer() const
{
return m_values;
}
void BlockDescriptorsWidget::onSeachBoxReturnPressed()
{
if (m_searchButton->data().toBool())
findNext(true);
else
findPrev(true);
}
void BlockDescriptorsWidget::onSearchBoxTextChanged(const QString& _text)
{
if (_text.isEmpty())
{
m_foundNumber->hide();
m_tree->resetSearch();
}
}
void BlockDescriptorsWidget::onSearchColumnChanged(int column)
{
switch (column)
{
case DESC_COL_NAME:
m_searchBox->setPlaceholderText("Search by name");
break;
case DESC_COL_FILE_LINE:
m_searchBox->setPlaceholderText("Search by filename");
break;
default:
m_searchBox->setPlaceholderText("Search");
break;
}
onSeachBoxReturnPressed();
}
void BlockDescriptorsWidget::onSearchColumnChange(bool)
{
auto action = qobject_cast<QAction*>(sender());
if (action != nullptr)
m_tree->setSearchColumn(action->data().toInt());
}
void BlockDescriptorsWidget::findNext(bool)
{
auto text = m_searchBox->text();
if (text.isEmpty())
{
if (m_foundNumber->isVisible())
m_foundNumber->hide();
m_tree->resetSearch();
return;
}
auto matches = m_tree->findNext(text, m_bCaseSensitiveSearch ? Qt::MatchCaseSensitive : Qt::MatchFlags());
if (matches == 0)
{
m_foundNumber->setText(QStringLiteral("<font color=\"red\">0</font> matches"));
}
else if (matches == 1)
{
m_foundNumber->setText(QStringLiteral("<font color=\"#f5f5f5\" style=\"background:#e040fb\">&nbsp;1&nbsp;</font> match"));
}
else
{
auto i = m_tree->lastFoundIndex() + 1;
m_foundNumber->setText(QString("<font color=\"#f5f5f5\" style=\"background:#e040fb\">&nbsp;%1&nbsp;</font> of "
"<font style=\"background:#ffeb3b\">&nbsp;%2&nbsp;</font> matches")
.arg(i).arg(matches));
}
if (!m_foundNumber->isVisible())
m_foundNumber->show();
}
void BlockDescriptorsWidget::findPrev(bool)
{
auto text = m_searchBox->text();
if (text.isEmpty())
{
if (m_foundNumber->isVisible())
m_foundNumber->hide();
m_tree->resetSearch();
return;
}
auto matches = m_tree->findPrev(text, m_bCaseSensitiveSearch ? Qt::MatchCaseSensitive : Qt::MatchFlags());
if (matches == 0)
{
m_foundNumber->setText(QStringLiteral("<font color=\"red\">0</font> matches"));
}
else if (matches == 1)
{
m_foundNumber->setText(QStringLiteral("<font color=\"#f5f5f5\" style=\"background:#e040fb\">&nbsp;1&nbsp;</font> match"));
}
else
{
auto i = m_tree->lastFoundIndex() + 1;
m_foundNumber->setText(QString("<font color=\"#f5f5f5\" style=\"background:#e040fb\">&nbsp;%1&nbsp;</font> of "
"<font style=\"background:#ffeb3b\">&nbsp;%2&nbsp;</font> matches")
.arg(i).arg(matches));
}
if (!m_foundNumber->isVisible())
m_foundNumber->show();
}
void BlockDescriptorsWidget::findNextFromMenu(bool _checked)
{
if (!_checked)
return;
if (!m_searchButton->data().toBool())
{
m_searchButton->setData(true);
m_searchButton->setText(tr("Find next"));
m_searchButton->setIcon(QIcon(imagePath("find-next")));
disconnect(m_searchButton, &QAction::triggered, this, &This::findPrev);
connect(m_searchButton, &QAction::triggered, this, &This::findNext);
}
findNext(true);
}
void BlockDescriptorsWidget::findPrevFromMenu(bool _checked)
{
if (!_checked)
return;
if (m_searchButton->data().toBool())
{
m_searchButton->setData(false);
m_searchButton->setText(tr("Find prev"));
m_searchButton->setIcon(QIcon(imagePath("find-prev")));
disconnect(m_searchButton, &QAction::triggered, this, &This::findNext);
connect(m_searchButton, &QAction::triggered, this, &This::findPrev);
}
findPrev(true);
}
//////////////////////////////////////////////////////////////////////////
DescWidgetItemDelegate::DescWidgetItemDelegate(DescriptorsTreeWidget* parent)
: QStyledItemDelegate(parent)
, m_treeWidget(parent)
{
}
DescWidgetItemDelegate::~DescWidgetItemDelegate()
{
}
void DescWidgetItemDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
{
QStyledItemDelegate::paint(painter, option, index);
highlightMatchingText(painter, option, index);
}
void DescWidgetItemDelegate::highlightMatchingText(
QPainter* painter,
const QStyleOptionViewItem& option,
const QModelIndex& index
) const {
if (m_treeWidget->lastFoundItem() != nullptr && !m_treeWidget->searchString().isEmpty())
{
// Highlight matching word
auto displayData = m_treeWidget->model()->data(index);
if (displayData.canConvert<QString>())
{
const auto text = displayData.toString();
const auto caseSensitivity = m_treeWidget->caseSensitiveSearch() ? Qt::CaseSensitive : Qt::CaseInsensitive;
if (text.contains(m_treeWidget->searchString(), caseSensitivity))
{
auto lastFoundIndex = m_treeWidget->indexFromItem(m_treeWidget->lastFoundItem(), index.column());
highlightMatchingText(
painter,
option,
text,
m_treeWidget->searchString(),
caseSensitivity,
lastFoundIndex == index
);
}
}
}
}
void DescWidgetItemDelegate::highlightMatchingText(
QPainter* painter,
const QStyleOptionViewItem& option,
const QString& text,
const QString& pattern,
Qt::CaseSensitivity caseSensitivity,
bool current
) const {
const auto str = pattern.toStdString();
(void)str;
QTextDocument doc;
doc.setDefaultFont(painter->font());
auto textOption = doc.defaultTextOption();
textOption.setWrapMode(QTextOption::NoWrap);
doc.setDefaultTextOption(textOption);
doc.setTextWidth(option.rect.width());
const auto elidedText = painter->fontMetrics().elidedText(text, Qt::ElideRight, option.rect.width());
doc.setHtml(elidedText);
TextHighlighter highlighter(
&doc,
painter->pen().color(),
QColor::fromRgb(profiler::colors::Grey100),
pattern,
caseSensitivity,
current
);
painter->save();
#ifdef _WIN32
EASY_CONSTEXPR int fixed_padding_x = -1;
EASY_CONSTEXPR int fixed_padding_y = 0;
#else
EASY_CONSTEXPR int fixed_padding_x = -1;
EASY_CONSTEXPR int fixed_padding_y = -1;
#endif
auto dh = std::max((option.rect.height() - doc.size().height()) * 0.5, 0.);
painter->translate(option.rect.left() + fixed_padding_x, option.rect.top() + dh + fixed_padding_y);
QRect clip(0, 0, option.rect.width(), option.rect.height());
painter->setClipRect(clip);
QAbstractTextDocumentLayout::PaintContext ctx;
ctx.clip = clip;
ctx.palette.setColor(QPalette::Text, Qt::transparent);
doc.documentLayout()->draw(painter, ctx);
painter->restore();
}
//////////////////////////////////////////////////////////////////////////
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