factor out the commonalities between the keyboard shortcut & ex command mapping dialog

Merge-request: 125
Reviewed-by: Daniel Molkentin <daniel.molkentin@nokia.com>

src/plugins/coreplugin/actionmanager/commandmappings.cpp

@@ -0,0 +1,211 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#include "commandmappings.h"
+#include "ui_commandmappings.h"
+#include "actionmanager_p.h"
+#include "actionmanager/command.h"
+#include "command_p.h"
+#include "commandsfile.h"
+#include "coreconstants.h"
+#include "filemanager.h"
+#include "icore.h"
+#include "uniqueidmanager.h"
+#include <utils/treewidgetcolumnstretcher.h>
+
+
+#include <QtGui/QKeyEvent>
+#include <QtGui/QShortcut>
+#include <QtGui/QHeaderView>
+#include <QtGui/QFileDialog>
+#include <QtCore/QCoreApplication>
+#include <QtDebug>
+
+Q_DECLARE_METATYPE(Core::Internal::ShortcutItem*);
+
+using namespace Core;
+using namespace Core::Internal;
+
+CommandMappings::CommandMappings(QObject *parent)
+    : IOptionsPage(parent)
+{
+}
+
+CommandMappings::~CommandMappings()
+{
+}
+
+// IOptionsPage
+
+
+QString CommandMappings::id() const
+{
+    return QLatin1String("D.Keyboard");
+}
+
+QString CommandMappings::displayName() const
+{
+    return tr("Keyboard");
+}
+
+QString CommandMappings::category() const
+{
+    return QLatin1String(Core::Constants::SETTINGS_CATEGORY_CORE);
+}
+
+QString CommandMappings::displayCategory() const
+{
+    return QCoreApplication::translate("Core", Core::Constants::SETTINGS_TR_CATEGORY_CORE);
+}
+
+QWidget *CommandMappings::createPage(QWidget *parent)
+{
+    m_page = new Ui_CommandMappings();
+    QWidget *w = new QWidget(parent);
+    m_page->setupUi(w);
+
+    m_page->resetButton->setIcon(QIcon(Constants::ICON_RESET));
+    m_page->targetEdit->installEventFilter(this);
+
+    connect(m_page->resetButton, SIGNAL(clicked()),
+        this, SLOT(resetTargetIdentifier()));
+    connect(m_page->removeButton, SIGNAL(clicked()),
+        this, SLOT(removeTargetIdentifier()));
+    connect(m_page->exportButton, SIGNAL(clicked()),
+        this, SLOT(exportAction()));
+    connect(m_page->importButton, SIGNAL(clicked()),
+        this, SLOT(importAction()));
+    connect(m_page->defaultButton, SIGNAL(clicked()),
+        this, SLOT(defaultAction()));
+
+    initialize();
+
+    m_page->commandList->sortByColumn(0, Qt::AscendingOrder);
+
+    connect(m_page->filterEdit, SIGNAL(textChanged(QString)), this, SLOT(filterChanged(QString)));
+    connect(m_page->commandList, SIGNAL(currentItemChanged(QTreeWidgetItem *, QTreeWidgetItem *)),
+        this, SLOT(commandChanged(QTreeWidgetItem *)));
+    connect(m_page->targetEdit, SIGNAL(textChanged(QString)), this, SLOT(targetIdentifierChanged()));
+
+    new Utils::TreeWidgetColumnStretcher(m_page->commandList, 1);
+
+    commandChanged(0);
+
+    return w;
+}
+
+void CommandMappings::setImportExportEnabled(bool enabled)
+{
+    m_page->importButton->setVisible(enabled);
+    m_page->exportButton->setVisible(enabled);
+}
+
+QTreeWidget *CommandMappings::commandList() const
+{
+    return m_page->commandList;
+}
+
+QLineEdit *CommandMappings::targetEdit() const
+{
+    return m_page->targetEdit;
+}
+
+void CommandMappings::setPageTitle(QString s)
+{
+    m_page->groupBox->setTitle(s);
+}
+
+void CommandMappings::setTargetLabelText(QString s)
+{
+    m_page->targetEditLabel->setText(s);
+}
+
+void CommandMappings::setTargetEditTitle(QString s)
+{
+    m_page->targetEditGroup->setTitle(s);
+}
+
+void CommandMappings::setTargetHeader(QString s)
+{
+    m_page->commandList->setHeaderLabels(QStringList() << tr("Command") << tr("Label") << s);
+}
+
+void CommandMappings::finish()
+{
+    delete m_page;
+}
+
+void CommandMappings::commandChanged(QTreeWidgetItem *current)
+{
+    if (!current || !current->data(0, Qt::UserRole).isValid()) {
+        m_page->targetEdit->setText("");
+        m_page->targetEditGroup->setEnabled(false);
+        return;
+    }
+    m_page->targetEditGroup->setEnabled(true);
+}
+
+void CommandMappings::filterChanged(const QString &f)
+{
+    for (int i=0; i<m_page->commandList->topLevelItemCount(); ++i) {
+        QTreeWidgetItem *item = m_page->commandList->topLevelItem(i);
+        item->setHidden(filter(f, item));
+    }
+}
+
+bool CommandMappings::filter(const QString &f, const QTreeWidgetItem *item)
+{
+
+    if (QTreeWidgetItem *parent = item->parent()) {
+        if (parent->text(0).contains(f, Qt::CaseInsensitive))
+            return false;
+    }
+
+    if (item->childCount() == 0) {
+        if (f.isEmpty())
+            return false;
+        for (int i = 0; i < item->columnCount(); ++i) {
+            if (item->text(i).contains(f, Qt::CaseInsensitive))
+                return false;
+        }
+        return true;
+    }
+
+    bool found = false;
+    for (int i = 0; i < item->childCount(); ++i) {
+        QTreeWidgetItem *citem = item->child(i);
+        if (filter(f, citem)) {
+            citem->setHidden(true);
+        } else {
+            citem->setHidden(false);
+            found = true;
+        }
+    }
+    return !found;
+}