Shortcut-setting-dialog/commandmappings.cpp at master · dychenyi/Shortcut-setting-dialog · GitHub

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#include "commandmappings.h"

#include <QGroupBox>
#include <QLineEdit>
#include <QHBoxLayout>
#include <QLabel>
#include <QPointer>
#include <QPushButton>
#include <QTreeWidgetItem>
#include <QVBoxLayout>


class CommandMappingsPrivate
{
public:
    CommandMappingsPrivate(CommandMappings *parent)
        : q(parent)
    {
        groupBox = new QGroupBox(q);
        groupBox->setTitle(CommandMappings::tr("Command Mappings"));

        filterEdit = new QLineEdit(groupBox);
//        filterEdit->setFiltering(true);

        commandList = new QTreeWidget(groupBox);
        commandList->setRootIsDecorated(false);
        commandList->setUniformRowHeights(true);
        commandList->setSortingEnabled(true);
        commandList->setColumnCount(3);

        QTreeWidgetItem *item = commandList->headerItem();
        item->setText(2, CommandMappings::tr("Target"));
        item->setText(1, CommandMappings::tr("Label"));
        item->setText(0, CommandMappings::tr("Command"));

        defaultButton = new QPushButton(CommandMappings::tr("Reset All"), groupBox);
        defaultButton->setToolTip(CommandMappings::tr("Reset all to default."));

        importButton = new QPushButton(CommandMappings::tr("Import..."), groupBox);
        exportButton = new QPushButton(CommandMappings::tr("Export..."), groupBox);

        QHBoxLayout *hboxLayout1 = new QHBoxLayout();
        hboxLayout1->addWidget(defaultButton);
        hboxLayout1->addStretch();
        hboxLayout1->addWidget(importButton);
        hboxLayout1->addWidget(exportButton);

        QHBoxLayout *hboxLayout = new QHBoxLayout();
        hboxLayout->addWidget(filterEdit);

        QVBoxLayout *vboxLayout1 = new QVBoxLayout(groupBox);
        vboxLayout1->addLayout(hboxLayout);
        vboxLayout1->addWidget(commandList);
        vboxLayout1->addLayout(hboxLayout1);

        QVBoxLayout *vboxLayout = new QVBoxLayout(q );
        vboxLayout->addWidget(groupBox);

//        q->connect(exportButton, &QPushButton::clicked,
//                   q, &CommandMappings::exportAction);
//        q->connect(importButton, &QPushButton::clicked,
//                   q, &CommandMappings::importAction);
        q->connect(defaultButton, &QPushButton::clicked,
                   q, &CommandMappings::defaultAction);

        commandList->sortByColumn(0, Qt::AscendingOrder);

        q->connect(filterEdit, &QLineEdit::textChanged,
                   q, &CommandMappings::filterChanged);
        q->connect(commandList, &QTreeWidget::currentItemChanged,
                   q, &CommandMappings::currentCommandChanged);

//        new HeaderViewStretcher(commandList->header(), 1);
    }

    CommandMappings *q;

    QGroupBox *groupBox;
    QLineEdit *filterEdit;
    QTreeWidget *commandList;
    QPushButton *defaultButton;
    QPushButton *importButton;
    QPushButton *exportButton;
};


CommandMappings::CommandMappings(QWidget *parent)
    : QWidget(parent), d(new CommandMappingsPrivate(this))
{
    resize(600, 400 );
}

CommandMappings::~CommandMappings()
{
   delete d;
}

QTreeWidget *CommandMappings::commandList() const
{
    return d->commandList;
}

void CommandMappings::setPageTitle(const QString &s)
{
    d->groupBox->setTitle(s);
}

void CommandMappings::setTargetHeader(const QString &s)
{
    d->commandList->setHeaderLabels({tr("Command"), tr("Label"), s});
}

void CommandMappings::filterChanged(const QString &f)
{
    for (int i = 0; i < d->commandList->topLevelItemCount(); ++i) {
        QTreeWidgetItem *item = d->commandList->topLevelItem(i);
        filter(f, item);
    }
}

bool CommandMappings::filter(const QString &filterString, QTreeWidgetItem *item)
{
    bool visible = filterString.isEmpty();
    int columnCount = item->columnCount();
    for (int i = 0; !visible && i < columnCount; ++i)
        visible |= !filterColumn(filterString, item, i);

    int childCount = item->childCount();
    if (childCount > 0) {
        // force visibility if this item matches
        QString leafFilterString = visible ? QString() : filterString;
        for (int i = 0; i < childCount; ++i) {
            QTreeWidgetItem *citem = item->child(i);
            visible |= !filter(leafFilterString, citem); // parent visible if any child visible
        }
    }
    item->setHidden(!visible);
    return !visible;
}

bool CommandMappings::filterColumn(const QString &filterString, QTreeWidgetItem *item,
                                   int column) const
{
    return !item->text(column).contains(filterString, Qt::CaseInsensitive);
}

void CommandMappings::setModified(QTreeWidgetItem *item , bool modified)
{
    QFont f = item->font(0);
    f.setItalic(modified);
    item->setFont(0, f);
    item->setFont(1, f);
    f.setBold(modified);
    item->setFont(2, f);
}

QString CommandMappings::filterText() const
{
    return d->filterEdit->text();
}

void CommandMappings::setFilterText(const QString &text)
{
    d->filterEdit->setText(text);
}