DiffEditor: Rename DiffEditorEditable to DiffEditor

More in line with current naming conventions.

Change-Id: I63f6677bd12d82f6749032996585d761f1a74fb7
Reviewed-by: Jarek Kobus <jaroslaw.kobus@digia.com>
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/diffeditor/diffeditor.cpp

@@ -0,0 +1,231 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#include "diffeditor.h"
+#include "diffeditorfile.h"
+#include "diffeditorwidget.h"
+#include "diffeditorconstants.h"
+
+#include <coreplugin/icore.h>
+#include <QCoreApplication>
+#include <QToolButton>
+#include <QSpinBox>
+#include <QStyle>
+#include <QLabel>
+#include <QHBoxLayout>
+#include <QToolBar>
+#include <QComboBox>
+#include <QFileInfo>
+
+namespace DiffEditor {
+
+///////////////////////////////// DiffEditor //////////////////////////////////
+
+DiffEditor::DiffEditor(DiffEditorWidget *editorWidget)
+    : IEditor(0),
+      m_file(new Internal::DiffEditorFile(QLatin1String(Constants::DIFF_EDITOR_MIMETYPE), this)),
+      m_editorWidget(editorWidget),
+      m_toolWidget(0),
+      m_entriesComboBox(0)
+{
+    setWidget(editorWidget);
+    connect(m_editorWidget, SIGNAL(navigatedToDiffFile(int)),
+            this, SLOT(activateEntry(int)));
+}
+
+DiffEditor::~DiffEditor()
+{
+    delete m_toolWidget;
+    if (m_widget)
+        delete m_widget;
+}
+
+bool DiffEditor::createNew(const QString &contents)
+{
+    Q_UNUSED(contents)
+    return true;
+}
+
+bool DiffEditor::open(QString *errorString, const QString &fileName, const QString &realFileName)
+{
+    Q_UNUSED(errorString)
+    Q_UNUSED(fileName)
+    Q_UNUSED(realFileName)
+    return true;
+}
+
+Core::IDocument *DiffEditor::document()
+{
+    return m_file;
+}
+
+QString DiffEditor::displayName() const
+{
+    if (m_displayName.isEmpty())
+        m_displayName = QCoreApplication::translate("DiffEditor", Constants::DIFF_EDITOR_DISPLAY_NAME);
+    return m_displayName;
+}
+
+void DiffEditor::setDisplayName(const QString &title)
+{
+    m_displayName = title;
+    emit changed();
+}
+
+Core::Id DiffEditor::id() const
+{
+    return Constants::DIFF_EDITOR_ID;
+}
+
+static QToolBar *createToolBar(const QWidget *someWidget)
+{
+    // Create
+    QToolBar *toolBar = new QToolBar;
+    toolBar->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+    const int size = someWidget->style()->pixelMetric(QStyle::PM_SmallIconSize);
+    toolBar->setIconSize(QSize(size, size));
+
+    return toolBar;
+}
+
+QWidget *DiffEditor::toolBar()
+{
+    if (m_toolWidget)
+        return m_toolWidget;
+
+    // Create
+    m_toolWidget = createToolBar(m_editorWidget);
+
+    m_entriesComboBox = new QComboBox;
+    m_entriesComboBox->setMinimumContentsLength(20);
+    // Make the combo box prefer to expand
+    QSizePolicy policy = m_entriesComboBox->sizePolicy();
+    policy.setHorizontalPolicy(QSizePolicy::Expanding);
+    m_entriesComboBox->setSizePolicy(policy);
+    connect(m_entriesComboBox, SIGNAL(activated(int)),
+            this, SLOT(entryActivated(int)));
+    m_toolWidget->addWidget(m_entriesComboBox);
+
+    QToolButton *whitespaceButton = new QToolButton(m_toolWidget);
+    whitespaceButton->setText(tr("Ignore Whitespace"));
+    whitespaceButton->setCheckable(true);
+    whitespaceButton->setChecked(true);
+    connect(whitespaceButton, SIGNAL(clicked(bool)),
+            m_editorWidget, SLOT(setIgnoreWhitespaces(bool)));
+    m_toolWidget->addWidget(whitespaceButton);
+
+    QLabel *contextLabel = new QLabel(m_toolWidget);
+    contextLabel->setText(tr("Context Lines:"));
+    contextLabel->setMargin(6);
+    m_toolWidget->addWidget(contextLabel);
+
+    QSpinBox *contextSpinBox = new QSpinBox(m_toolWidget);
+    contextSpinBox->setRange(-1, 100);
+    contextSpinBox->setValue(3);
+    contextSpinBox->setFrame(false);
+    connect(contextSpinBox, SIGNAL(valueChanged(int)),
+            m_editorWidget, SLOT(setContextLinesNumber(int)));
+    m_toolWidget->addWidget(contextSpinBox);
+
+    return m_toolWidget;
+}
+
+void DiffEditor::setDiff(const QList<DiffEditorWidget::DiffFilesContents> &diffFileList,
+                                 const QString &workingDirectory)
+{
+    m_entriesComboBox->clear();
+    const int count = diffFileList.count();
+    for (int i = 0; i < count; i++) {
+        const DiffEditorWidget::DiffFileInfo leftEntry = diffFileList.at(i).leftFileInfo;
+        const DiffEditorWidget::DiffFileInfo rightEntry = diffFileList.at(i).rightFileInfo;
+        const QString leftShortFileName = QFileInfo(leftEntry.fileName).fileName();
+        const QString rightShortFileName = QFileInfo(rightEntry.fileName).fileName();
+        QString itemText;
+        QString itemToolTip;
+        if (leftEntry.fileName == rightEntry.fileName) {
+            itemText = leftShortFileName;
+
+            if (leftEntry.typeInfo.isEmpty() && rightEntry.typeInfo.isEmpty()) {
+                itemToolTip = leftEntry.fileName;
+            } else {
+                itemToolTip = tr("[%1] vs. [%2] %3")
+                        .arg(leftEntry.typeInfo, rightEntry.typeInfo, leftEntry.fileName);
+            }
+        } else {
+            if (leftShortFileName == rightShortFileName) {
+                itemText = leftShortFileName;
+            } else {
+                itemText = tr("%1 vs. %2")
+                        .arg(leftShortFileName, rightShortFileName);
+            }
+
+            if (leftEntry.typeInfo.isEmpty() && rightEntry.typeInfo.isEmpty()) {
+                itemToolTip = tr("%1 vs. %2")
+                        .arg(leftEntry.fileName, rightEntry.fileName);
+            } else {
+                itemToolTip = tr("[%1] %2 vs. [%3] %4")
+                        .arg(leftEntry.typeInfo, leftEntry.fileName, rightEntry.typeInfo, rightEntry.fileName);
+            }
+        }
+        m_entriesComboBox->addItem(itemText);
+        m_entriesComboBox->setItemData(m_entriesComboBox->count() - 1, itemToolTip, Qt::ToolTipRole);
+    }
+    updateEntryToolTip();
+    m_editorWidget->setDiff(diffFileList, workingDirectory);
+}
+
+void DiffEditor::clear(const QString &message)
+{
+    m_entriesComboBox->clear();
+    updateEntryToolTip();
+    m_editorWidget->clear(message);
+}
+
+void DiffEditor::updateEntryToolTip()
+{
+    const QString &toolTip = m_entriesComboBox->itemData(
+                m_entriesComboBox->currentIndex(), Qt::ToolTipRole).toString();
+    m_entriesComboBox->setToolTip(toolTip);
+}
+
+void DiffEditor::entryActivated(int index)
+{
+    updateEntryToolTip();
+    m_editorWidget->navigateToDiffFile(index);
+}
+
+void DiffEditor::activateEntry(int index)
+{
+    m_entriesComboBox->blockSignals(true);
+    m_entriesComboBox->setCurrentIndex(index);
+    m_entriesComboBox->blockSignals(false);
+    updateEntryToolTip();
+}
+
+} // namespace DiffEditor