qt-creator/src/plugins/debugger/threadswindow.cpp

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** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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#include "threadswindow.h"

#include "assert.h"
#include "stackhandler.h"

#include <QAction>
#include <QComboBox>
#include <QDebug>
#include <QHeaderView>
#include <QMenu>
#include <QResizeEvent>
#include <QTreeView>
#include <QVBoxLayout>

using Debugger::Internal::ThreadsWindow;

ThreadsWindow::ThreadsWindow(QWidget *parent)
    : QTreeView(parent), m_alwaysResizeColumnsToContents(false)
{
    setWindowTitle(tr("Thread"));

    setAlternatingRowColors(true);
    setRootIsDecorated(false);
    setIconSize(QSize(10, 10));

    header()->setDefaultAlignment(Qt::AlignLeft);

    connect(this, SIGNAL(activated(const QModelIndex &)),
        this, SLOT(rowActivated(const QModelIndex &)));
}

void ThreadsWindow::resizeEvent(QResizeEvent *event)
{
    //QHeaderView *hv = header();
    //int totalSize = event->size().width() - 120;
    //hv->resizeSection(0, 45);
    //hv->resizeSection(1, totalSize);
    //hv->resizeSection(2, 55);
    QTreeView::resizeEvent(event);
}

void ThreadsWindow::rowActivated(const QModelIndex &index)
{
    //qDebug() << "ACTIVATED: " << index.row() << index.column();
    emit threadSelected(index.row());
}

void ThreadsWindow::contextMenuEvent(QContextMenuEvent *ev)
{
    QMenu menu;
    QAction *act1 = new QAction(tr("Adjust column widths to contents"), &menu);
    QAction *act2 = new QAction(tr("Always adjust column widths to contents"), &menu);
    act2->setCheckable(true);
    act2->setChecked(m_alwaysResizeColumnsToContents);
    menu.addAction(act1);
    menu.addAction(act2);

    QAction *act = menu.exec(ev->globalPos());

    if (act == act1)
        resizeColumnsToContents();
    else if (act == act2)
        setAlwaysResizeColumnsToContents(!m_alwaysResizeColumnsToContents);
}

void ThreadsWindow::resizeColumnsToContents()
{
    resizeColumnToContents(0);
    //resizeColumnToContents(1);
}

void ThreadsWindow::setAlwaysResizeColumnsToContents(bool on)
{
    m_alwaysResizeColumnsToContents = on;
    QHeaderView::ResizeMode mode = on
        ? QHeaderView::ResizeToContents : QHeaderView::Interactive;
    header()->setResizeMode(0, mode);
    //header()->setResizeMode(1, mode);
}