projecttreewidget.cpp 12.4 KB
Newer Older
con's avatar
con committed
1 2 3 4 5 6 7 8
/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
9 10 11
**
** Non-Open Source Usage
**
con's avatar
con committed
12 13 14
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
15 16 17 18
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
con's avatar
con committed
19 20 21 22 23 24 25 26 27 28
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
29
** rights. These rights are described in the Nokia Qt GPL Exception
30
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
31 32
**
***************************************************************************/
hjk's avatar
hjk committed
33

con's avatar
con committed
34
#include "projecttreewidget.h"
hjk's avatar
hjk committed
35

con's avatar
con committed
36 37 38 39 40 41
#include "projectexplorer.h"
#include "projectexplorerconstants.h"
#include "projectmodels.h"

#include <coreplugin/icore.h>
#include <coreplugin/editormanager/editormanager.h>
hjk's avatar
hjk committed
42 43 44
#include <utils/qtcassert.h>

#include <QtCore/QDebug>
45
#include <QtCore/QSettings>
con's avatar
con committed
46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93

#include <QtGui/QHeaderView>
#include <QtGui/QVBoxLayout>
#include <QtGui/QToolButton>
#include <QtGui/QFocusEvent>

using namespace ProjectExplorer;
using namespace ProjectExplorer::Internal;

namespace {
    bool debug = false;
}

class ProjectTreeView : public QTreeView
{
public:
    ProjectTreeView()
    {
        setEditTriggers(QAbstractItemView::EditKeyPressed);
        setFrameStyle(QFrame::NoFrame);
        setIndentation(indentation() * 9/10);
        {
            QHeaderView *treeHeader = header();
            treeHeader->setVisible(false);
            treeHeader->setResizeMode(QHeaderView::ResizeToContents);
            treeHeader->setStretchLastSection(true);
        }
        setContextMenuPolicy(Qt::CustomContextMenu);
        setUniformRowHeights(true);
        setTextElideMode(Qt::ElideNone);
//        setExpandsOnDoubleClick(false);
    }

protected:
    // This is a workaround to stop Qt from redrawing the project tree every
    // time the user opens or closes a menu when it has focus. Would be nicer to
    // fix it in Qt.
    void focusInEvent(QFocusEvent *event)
    {
        if (event->reason() != Qt::PopupFocusReason)
            QTreeView::focusInEvent(event);
    }

    void focusOutEvent(QFocusEvent *event)
    {
        if (event->reason() != Qt::PopupFocusReason)
            QTreeView::focusOutEvent(event);
    }
94 95 96 97 98 99 100 101 102 103 104 105 106 107

#ifdef Q_OS_MAC
    void keyPressEvent(QKeyEvent *event)
    {
        if ((event->key() == Qt::Key_Return
                || event->key() == Qt::Key_Enter)
                && event->modifiers() == 0
                && currentIndex().isValid()) {
            emit activated(currentIndex());
            return;
        }
        QTreeView::keyPressEvent(event);
    }
#endif
con's avatar
con committed
108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159
};

/*!
  /class ProjectTreeWidget

  Shows the projects in form of a tree.
  */
ProjectTreeWidget::ProjectTreeWidget(Core::ICore *core, QWidget *parent)
        : QWidget(parent),
          m_core(core),
          m_explorer(ProjectExplorerPlugin::instance()),
          m_view(0),
          m_model(0),
          m_filterProjectsAction(0),
          m_autoSync(false)
{
    m_model = new FlatModel(m_explorer->session()->sessionNode(), this);

    m_view = new ProjectTreeView;
    m_view->setModel(m_model);
    setFocusProxy(m_view);
    initView();

    QVBoxLayout *layout = new QVBoxLayout();
    layout->addWidget(m_view);
    layout->setContentsMargins(0, 0, 0, 0);
    setLayout(layout);

    m_filterProjectsAction = new QAction(tr("Simplify tree"), this);
    m_filterProjectsAction->setCheckable(true);
    m_filterProjectsAction->setChecked(false); // default is the traditional complex tree
    connect(m_filterProjectsAction, SIGNAL(toggled(bool)), this, SLOT(setProjectFilter(bool)));

    m_filterGeneratedFilesAction = new QAction(tr("Hide generated files"), this);
    m_filterGeneratedFilesAction->setCheckable(true);
    m_filterGeneratedFilesAction->setChecked(true);
    connect(m_filterGeneratedFilesAction, SIGNAL(toggled(bool)), this, SLOT(setGeneratedFilesFilter(bool)));

    // connections
    connect(m_model, SIGNAL(modelReset()),
            this, SLOT(initView()));
    connect(m_view, SIGNAL(activated(const QModelIndex&)),
            this, SLOT(openItem(const QModelIndex&)));
    connect(m_view->selectionModel(), SIGNAL(currentChanged(const QModelIndex&, const QModelIndex&)),
            this, SLOT(handleCurrentItemChange(const QModelIndex&)));
    connect(m_view, SIGNAL(customContextMenuRequested(const QPoint&)),
            this, SLOT(showContextMenu(const QPoint&)));
    connect(m_explorer->session(), SIGNAL(singleProjectAdded(ProjectExplorer::Project *)),
            this, SLOT(handleProjectAdded(ProjectExplorer::Project *)));
    connect(m_explorer->session(), SIGNAL(startupProjectChanged(ProjectExplorer::Project *)),
            this, SLOT(startupProjectChanged(ProjectExplorer::Project *)));

160 161 162 163 164 165 166 167 168 169 170 171 172 173
    m_toggleSync = new QToolButton;
    m_toggleSync->setProperty("type", "dockbutton");
    m_toggleSync->setIcon(QIcon(":/qworkbench/images/linkicon.png"));
    m_toggleSync->setCheckable(true);
    m_toggleSync->setChecked(autoSynchronization());
    m_toggleSync->setToolTip(tr("Synchronize with Editor"));
    connect(m_toggleSync, SIGNAL(clicked(bool)), this, SLOT(toggleAutoSynchronization()));

    //setAutoSynchronization(true);
}

QToolButton *ProjectTreeWidget::toggleSync()
{
    return m_toggleSync;
con's avatar
con committed
174 175 176 177 178 179 180 181 182 183 184 185 186 187
}

void ProjectTreeWidget::toggleAutoSynchronization()
{
    setAutoSynchronization(!m_autoSync);
}

bool ProjectTreeWidget::autoSynchronization() const
{
    return m_autoSync;
}

void ProjectTreeWidget::setAutoSynchronization(bool sync, bool syncNow)
{
188
    m_toggleSync->setChecked(sync);
con's avatar
con committed
189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242
    if (sync == m_autoSync)
        return;

    m_autoSync = sync;

    if (debug)
        qDebug() << (m_autoSync ? "Enabling auto synchronization" : "Disabling auto synchronization");
    if (m_autoSync) {
        connect(m_explorer, SIGNAL(currentNodeChanged(ProjectExplorer::Node*, ProjectExplorer::Project*)),
                this, SLOT(setCurrentItem(ProjectExplorer::Node*, ProjectExplorer::Project*)));
        if (syncNow)
            setCurrentItem(m_explorer->currentNode(), m_explorer->currentProject());
    } else {
        disconnect(m_explorer, SIGNAL(currentNodeChanged(ProjectExplorer::Node*, ProjectExplorer::Project*)),
                this, SLOT(setCurrentItem(ProjectExplorer::Node*, ProjectExplorer::Project*)));
    }
}

void ProjectTreeWidget::editCurrentItem()
{
    if (!m_view->selectionModel()->selectedIndexes().isEmpty())
        m_view->edit(m_view->selectionModel()->selectedIndexes().first());
}

void ProjectTreeWidget::setCurrentItem(Node *node, Project *project)
{
    if (debug)
        qDebug() << "ProjectTreeWidget::setCurrentItem(" << (project ? project->name() : "0")
                 << ", " <<  (node ? node->path() : "0") << ")";
    if (!project) {
        m_view->selectionModel()->reset();
        return;
    }

    const QModelIndex mainIndex = m_model->indexForNode(node);

    if (!mainIndex.isValid()) {
        if (debug)
            qDebug() << "no main index, clear selection";
        m_view->selectionModel()->clearSelection();
    } else if (mainIndex != m_view->selectionModel()->currentIndex()) {
        QItemSelectionModel *selections = m_view->selectionModel();
        if (debug)
            qDebug() << "ProjectTreeWidget - changing selection";

        selections->setCurrentIndex(mainIndex, QItemSelectionModel::SelectCurrent
                                             | QItemSelectionModel::Clear);
        m_view->scrollTo(mainIndex);
    }
}

void ProjectTreeWidget::handleCurrentItemChange(const QModelIndex &current)
{
    Node *node = m_model->nodeForIndex(current);
hjk's avatar
hjk committed
243
    QTC_ASSERT(node, return);
con's avatar
con committed
244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313

    bool autoSync = autoSynchronization();
    setAutoSynchronization(false);
    m_explorer->setCurrentNode(node);
    setAutoSynchronization(autoSync, false);
}

void ProjectTreeWidget::showContextMenu(const QPoint &pos)
{
    QModelIndex index = m_view->indexAt(pos);
    Node *node = m_model->nodeForIndex(index);
    m_explorer->showContextMenu(m_view->mapToGlobal(pos), node);
}

void ProjectTreeWidget::handleProjectAdded(ProjectExplorer::Project *project)
{
    Node *node = project->rootProjectNode();
    QModelIndex idx = m_model->indexForNode(node);
    m_view->setExpanded(idx, true);
}

void ProjectTreeWidget::startupProjectChanged(ProjectExplorer::Project *project)
{
    if (project) {
        ProjectNode *node = project->rootProjectNode();
        m_model->setStartupProject(node);
    } else {
        m_model->setStartupProject(0);
    }
}

void ProjectTreeWidget::initView()
{
    QModelIndex sessionIndex = m_model->index(0, 0);

    // hide root folder
    m_view->setRootIndex(sessionIndex);

    while (m_model->canFetchMore(sessionIndex))
        m_model->fetchMore(sessionIndex);

    // expand top level projects
    for (int i = 0; i < m_model->rowCount(sessionIndex); ++i) {
        m_view->expand(m_model->index(i, 0, sessionIndex));
    }

    setCurrentItem(m_explorer->currentNode(), m_explorer->currentProject());
}

void ProjectTreeWidget::openItem(const QModelIndex &mainIndex)
{
    Node *node = m_model->nodeForIndex(mainIndex);
    if (node->nodeType() == FileNodeType) {
        m_core->editorManager()->openEditor(node->path());
        m_core->editorManager()->ensureEditorManagerVisible();
    }
}

void ProjectTreeWidget::setProjectFilter(bool filter)
{
    m_model->setProjectFilterEnabled(filter);
    m_filterProjectsAction->setChecked(filter);
}

void ProjectTreeWidget::setGeneratedFilesFilter(bool filter)
{
    m_model->setGeneratedFilesFilterEnabled(filter);
    m_filterGeneratedFilesAction->setChecked(filter);
}

314 315 316 317 318 319 320 321 322 323 324
bool ProjectTreeWidget::generatedFilesFilter()
{
    return m_model->generatedFilesFilterEnabled();
}

bool ProjectTreeWidget::projectFilter()
{
    return m_model->projectFilterEnabled();
}


con's avatar
con committed
325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359
ProjectTreeWidgetFactory::ProjectTreeWidgetFactory(Core::ICore *core)
    : m_core(core)
{
}

ProjectTreeWidgetFactory::~ProjectTreeWidgetFactory()
{
}

QString ProjectTreeWidgetFactory::displayName()
{
    return tr("Projects");
}

QKeySequence ProjectTreeWidgetFactory::activationSequence()
{
    return QKeySequence(Qt::ALT + Qt::Key_X);
}

Core::NavigationView ProjectTreeWidgetFactory::createWidget()
{
    Core::NavigationView n;
    ProjectTreeWidget *ptw = new ProjectTreeWidget(m_core);
    n.widget = ptw;

    QToolButton *filter = new QToolButton;
    filter->setProperty("type", "dockbutton");
    filter->setIcon(QIcon(":/projectexplorer/images/filtericon.png"));
    filter->setToolTip(tr("Filter tree"));
    filter->setPopupMode(QToolButton::InstantPopup);
    QMenu *filterMenu = new QMenu(filter);
    filterMenu->addAction(ptw->m_filterProjectsAction);
    filterMenu->addAction(ptw->m_filterGeneratedFilesAction);
    filter->setMenu(filterMenu);

360
    n.doockToolBarWidgets << filter << ptw->toggleSync();
con's avatar
con committed
361 362 363
    return n;
}

364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380
void ProjectTreeWidgetFactory::saveSettings(int position, QWidget *widget)
{
    ProjectTreeWidget *ptw = qobject_cast<ProjectTreeWidget *>(widget);
    Q_ASSERT(ptw);
    m_core->settings()->setValue("ProjectTreeWidget."+QString::number(position)+".ProjectFilter", ptw->projectFilter());
    m_core->settings()->setValue("ProjectTreeWidget."+QString::number(position)+".GeneratedFilter", ptw->generatedFilesFilter());
    m_core->settings()->setValue("ProjectTreeWidget."+QString::number(position)+".SyncWithEditor", ptw->autoSynchronization());
}

void ProjectTreeWidgetFactory::restoreSettings(int position, QWidget *widget)
{
    ProjectTreeWidget *ptw = qobject_cast<ProjectTreeWidget *>(widget);
    Q_ASSERT(ptw);
    ptw->setProjectFilter(m_core->settings()->value("ProjectTreeWidget."+QString::number(position)+".ProjectFilter", false).toBool());
    ptw->setGeneratedFilesFilter(m_core->settings()->value("ProjectTreeWidget."+QString::number(position)+".GeneratedFilter", true).toBool());
    ptw->setAutoSynchronization(m_core->settings()->value("ProjectTreeWidget."+QString::number(position)+".SyncWithEditor", true).toBool());
}