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cab0147093
- Use a beginResetModel()/endResetModel() pair instead of distinct addRows / removeRows pairs. - Reuse the update function in the constructor(). - Let "rows" be the number of rows, not the number of rows minus one. - Remove updateInfo() function as it does the same as update(). Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
87 lines
1.6 KiB
C++
87 lines
1.6 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "qt-models/weightsysteminfomodel.h"
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#include "core/dive.h"
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#include "core/metrics.h"
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#include "core/gettextfromc.h"
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WSInfoModel *WSInfoModel::instance()
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{
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static WSInfoModel self;
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return &self;
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}
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bool WSInfoModel::insertRows(int, int count, const QModelIndex &parent)
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{
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beginInsertRows(parent, rowCount(), rowCount());
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rows += count;
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endInsertRows();
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return true;
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}
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bool WSInfoModel::setData(const QModelIndex &index, const QVariant &value, int)
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{
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//WARN: check for Qt::EditRole
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struct ws_info_t *info = &ws_info[index.row()];
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switch (index.column()) {
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case DESCRIPTION:
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info->name = strdup(value.toByteArray().data());
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break;
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case GR:
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info->grams = value.toInt();
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break;
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}
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emit dataChanged(index, index);
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return true;
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}
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void WSInfoModel::clear()
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{
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}
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QVariant WSInfoModel::data(const QModelIndex &index, int role) const
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{
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QVariant ret;
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if (!index.isValid()) {
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return ret;
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}
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struct ws_info_t *info = &ws_info[index.row()];
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int gr = info->grams;
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switch (role) {
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case Qt::FontRole:
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ret = defaultModelFont();
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break;
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case Qt::DisplayRole:
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case Qt::EditRole:
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switch (index.column()) {
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case GR:
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ret = gr;
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break;
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case DESCRIPTION:
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ret = gettextFromC::tr(info->name);
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break;
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}
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break;
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}
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return ret;
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}
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int WSInfoModel::rowCount(const QModelIndex&) const
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{
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return rows;
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}
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WSInfoModel::WSInfoModel()
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{
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setHeaderDataStrings(QStringList() << tr("Description") << tr("kg"));
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update();
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}
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void WSInfoModel::update()
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{
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beginResetModel();
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rows = 0;
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for (struct ws_info_t *info = ws_info; info->name && info < ws_info + MAX_WS_INFO; info++, rows++)
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;
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endResetModel();
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}
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