281 lines
8.7 KiB
C++
281 lines
8.7 KiB
C++
#include "containers_view.h"
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#include <QTreeView>
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#include <QPainter>
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#include <QStyle>
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#include <QSortFilterProxyModel>
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enum ColumnContainers {
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ccType,
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ccItemSize,
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ccCount,
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ccBytesAllocated,
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ccBytesUsed,
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ccColumnCount,
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};
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ContainersModel::ContainersModel() {
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mode_changes = false;
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ls_column = 0;
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ls_order = Qt::AscendingOrder;
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all.resize(columnCount(), 0L);
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prev_all.resize(all.size(), 0L);
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}
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void ContainersModel::update(const PIVector<PIIntrospectionContainers::TypeInfo> & t) {
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prev_data.clear();
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all.fill(0U);
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piForeachC (PIIntrospectionContainers::TypeInfo & i, cur_data) {
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prev_data[i.id] = i;
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}
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piForeachC (PIIntrospectionContainers::TypeInfo & i, t) {
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all[ccCount] += i.count;
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all[ccBytesAllocated] += i.allocated * i.item_size;
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all[ccBytesUsed] += i.used * i.item_size;
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}
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int pts = cur_data.size_s();
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cur_data = t;
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if (t.size_s() > pts) {
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beginInsertRows(QModelIndex(), pts, t.size_s() - 1);
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endInsertRows();
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}
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if (t.size_s() < pts) {
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beginRemoveRows(QModelIndex(), t.size_s(), pts - 1);
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endRemoveRows();
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}
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sort(ls_column, ls_order);
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emit headerDataChanged(Qt::Horizontal, ccCount, columnCount());
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}
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void ContainersModel::clear() {
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beginRemoveRows(QModelIndex(), 0, cur_data.size_s() - 1);
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cur_data.clear();
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prev_data.clear();
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all.fill(0L);
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endRemoveRows();
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}
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int ContainersModel::rowCount(const QModelIndex & parent) const {
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return cur_data.size_s();
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}
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int ContainersModel::columnCount(const QModelIndex & parent) const {
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return ccColumnCount;
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}
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QModelIndex ContainersModel::index(int row, int column, const QModelIndex & parent) const {
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if (row >= cur_data.size_s() || row >= cur_data.size_s()) return QModelIndex();
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return createIndex(row, column, cur_data[row].id);
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}
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bool ContainersModel::hasChildren(const QModelIndex & parent) const {
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if (!parent.isValid()) return true;
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return false;
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}
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QVariant ContainersModel::headerData(int section, Qt::Orientation orientation, int role) const {
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if (orientation != Qt::Horizontal || role != Qt::DisplayRole) return QVariant();
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PIVector<llong> ret = all;
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if (mode_changes) {
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for (int i = 0; i < all.size_s(); ++i)
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ret[i] -= prev_all[i];
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}
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switch (section) {
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case ccType : return tr("Type");
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case ccItemSize : return tr("Item size");
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case ccCount : return tr("Count (%1)").arg(ret[ccCount]);
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case ccBytesAllocated: return tr("Allocated (%1)").arg(PI2QString(PIString::readableSize(ret[ccBytesAllocated])));
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case ccBytesUsed : return tr("Used (%1)").arg(PI2QString(PIString::readableSize(ret[ccBytesUsed])));
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default: break;
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}
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return QVariant();
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}
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QVariant ContainersModel::data(const QModelIndex & index, int role) const {
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if (role != Qt::DisplayRole && role != Qt::UserRole && role != (Qt::UserRole+1)) return QVariant();
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uint id = uint(index.internalId());
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const PIIntrospectionContainers::TypeInfo & t(cur_data[index.row()]);
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llong v = 0L;
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if (role == Qt::DisplayRole || role == Qt::UserRole) {
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switch (index.column()) {
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case ccType: return PI2QString(t.name);
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case ccItemSize:
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if (role == Qt::UserRole) return t.item_size;
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return PI2QString(PIString::readableSize(t.item_size));
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default: break;
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}
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if (mode_changes) {
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switch (index.column()) {
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case ccCount: return int(t.count) - int(prev_data.value(id).count);
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case ccBytesAllocated:
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v = t.allocated;
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v -= prev_data.value(id).allocated;
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v *= t.item_size;
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if (role == Qt::UserRole) return piAbs(v);
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return PI2QString(PIString::readableSize(v));
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case ccBytesUsed:
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v = t.used;
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v -= prev_data.value(id).used;
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v *= t.item_size;
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if (role == Qt::UserRole) return piAbs(v);
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return PI2QString(PIString::readableSize(v));
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}
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} else {
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switch (index.column()) {
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case ccCount: return t.count;
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case ccBytesAllocated:
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v = t.allocated * t.item_size;
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if (role == Qt::UserRole) return v;
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return PI2QString(PIString::readableSize(v));
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case ccBytesUsed:
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v = t.used * t.item_size;
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if (role == Qt::UserRole) return v;
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return PI2QString(PIString::readableSize(v));
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}
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}
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}
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if (role == (Qt::UserRole+1) && (index.column() == ccCount)) {
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return t.count;
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}
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return QVariant();
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}
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Qt::ItemFlags ContainersModel::flags(const QModelIndex & index) const {
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return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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}
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//bool cmp(const PIIntrospectionContainers::TypeInfo & a, const PIIntrospectionContainers::TypeInfo & b);
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#if PIP_VERSION >= PIP_MAKE_VERSION(2,35,0)
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bool cmp_func_name_a(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) {
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return QString::localeAwareCompare(PI2QString(t0.name), PI2QString(t1.name)) < 0;
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}
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bool cmp_func_name_d(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) {
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return !cmp_func_name_a(t0, t1);
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}
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# define CMP_FUNC(field) \
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bool cmp_func_##field##_a(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) { \
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return t0.field < t1.field; \
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} \
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bool cmp_func_##field##_d(const PIIntrospectionContainers::TypeInfo & t0, const PIIntrospectionContainers::TypeInfo & t1) { \
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return t0.field > t1.field; \
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}
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#else
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int cmp_func_name_a(const PIIntrospectionContainers::TypeInfo * t0, const PIIntrospectionContainers::TypeInfo * t1) {
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return QString::localeAwareCompare(PI2QString(t0->name), PI2QString(t1->name));
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}
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int cmp_func_name_d(const PIIntrospectionContainers::TypeInfo * t0, const PIIntrospectionContainers::TypeInfo * t1) {
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return -cmp_func_name_a(t0, t1);
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}
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# define CMP_FUNC(field) \
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int cmp_func_##field##_a(const PIIntrospectionContainers::TypeInfo * t0, const PIIntrospectionContainers::TypeInfo * t1) { \
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return (t0->field) <= (t1->field) ? -1 : ((t0->field) == (t1->field) ? 0 : 1); \
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} \
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int cmp_func_##field##_d(const PIIntrospectionContainers::TypeInfo * t0, const PIIntrospectionContainers::TypeInfo * t1) { \
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return -cmp_func_##field##_a(t0, t1); \
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}
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#endif
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CMP_FUNC(item_size)
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CMP_FUNC(count)
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CMP_FUNC(allocated)
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CMP_FUNC(used)
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#undef CMP_FUNC
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void ContainersModel::sort(int column, Qt::SortOrder order) {
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ls_column = column;
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ls_order = order;
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if (cur_data.isEmpty()) return;
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PIVector<PIIntrospectionContainers::TypeInfo>::CompareFunc cf = nullptr;
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switch (column) {
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case ccType : cf = order == Qt::AscendingOrder ? cmp_func_name_a : cmp_func_name_d ; break;
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case ccItemSize : cf = order == Qt::AscendingOrder ? cmp_func_item_size_a : cmp_func_item_size_d; break;
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case ccCount : cf = order == Qt::AscendingOrder ? cmp_func_count_a : cmp_func_count_d ; break;
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case ccBytesAllocated: cf = order == Qt::AscendingOrder ? cmp_func_allocated_a : cmp_func_allocated_d; break;
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case ccBytesUsed : cf = order == Qt::AscendingOrder ? cmp_func_used_a : cmp_func_used_d ; break;
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default : break;
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}
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if (cf)
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cur_data.sort(cf);
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//qDebug() << "sort" << column << order;
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dataChanged(index(0, 0), index(cur_data.size_s() - 1, columnCount()));
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}
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void ContainersModel::setChangesMode(bool yes) {
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mode_changes = yes;
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if (cur_data.isEmpty()) return;
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sort(ls_column, ls_order);
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emit headerDataChanged(Qt::Horizontal, ccCount, columnCount());
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}
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void ContainersDelegate::paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const {
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QStyledItemDelegate::paint(painter, option, index);
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if (model->index(index.row(), ccCount).data(Qt::UserRole+1).toInt() == 0) {
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QColor col;
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if (option.state == QStyle::State_Enabled ||
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option.state == QStyle::State_HasFocus)
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col = option.palette.color(QPalette::Active, QPalette::WindowText);
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else
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col = option.palette.color(QPalette::Disabled, QPalette::WindowText);
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col.setAlphaF(0.5);
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int y = option.rect.center().y() + (option.fontMetrics.height() / 2.5) - option.fontMetrics.strikeOutPos();
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painter->setPen(QPen(col, lineThickness()));
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painter->drawLine(QPoint(option.rect.left(), y), QPoint(option.rect.right(), y));
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}
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}
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ContainersView::ContainersView(QWidget * parent): QWidget(parent) {
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setupUi(this);
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model = new ContainersModel();
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connect(radioChanges, SIGNAL(toggled(bool)), model, SLOT(setChangesMode(bool)));
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QSortFilterProxyModel * proxy = new QSortFilterProxyModel();
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proxy->setSourceModel(model);
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proxy->setSortRole(Qt::UserRole);
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proxy->setDynamicSortFilter(false);
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treeContainers->setModel(model);
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treeContainers->setItemDelegate(new ContainersDelegate(model));
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}
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ContainersView::~ContainersView() {
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}
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void ContainersView::changeEvent(QEvent * e) {
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QWidget::changeEvent(e);
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switch (e->type()) {
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case QEvent::LanguageChange:
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retranslateUi(this);
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break;
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default:
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break;
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}
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}
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void ContainersView::showContainers(const PIVector<PIIntrospectionContainers::TypeInfo> & t) {
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model->update(t);
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}
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void ContainersView::clear() {
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model->clear();
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}
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