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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "codestyleeditor.h"
#include "codestyleselectorwidget.h"
#include "displaysettings.h"
#include "icodestylepreferences.h"
#include "icodestylepreferencesfactory.h"
#include "indenter.h"
#include "snippets/snippeteditor.h"
#include "snippets/snippetprovider.h"
#include "textdocument.h"
#include "texteditortr.h"
#include <coreplugin/icore.h>
#include <utils/filepath.h>
#include <QChar>
#include <QFont>
#include <QLabel>
#include <QTextBlock>
#include <QVBoxLayout>
namespace TextEditor {
void CodeStyleEditor::init(
const ICodeStylePreferencesFactory *factory,
const ProjectWrapper &project,
ICodeStylePreferences *codeStyle)
{
m_selector = createCodeStyleSelectorWidget(codeStyle);
m_layout->addWidget(m_selector);
if (!project) {
m_editor = createEditorWidget(project.project(), codeStyle);
if (m_editor)
m_layout->addWidget(m_editor);
return;
}
m_preview = createPreviewWidget(factory, project, codeStyle, m_editor);
m_layout->addWidget(m_preview);
QLabel *label = new QLabel(
Tr::tr("Edit preview contents to see how the current settings "
"are applied to custom code snippets. Changes in the preview "
"do not affect the current settings."),
m_editor);
QFont font = label->font();
font.setItalic(true);
label->setFont(font);
label->setWordWrap(true);
m_layout->addWidget(label);
}
CodeStyleSelectorWidget *CodeStyleEditor::createCodeStyleSelectorWidget(
ICodeStylePreferences *codeStyle, QWidget *parent) const
{
auto selector = new CodeStyleSelectorWidget{parent};
selector->setCodeStyle(codeStyle);
return selector;
}
SnippetEditorWidget *CodeStyleEditor::createPreviewWidget(
const ICodeStylePreferencesFactory *factory,
const ProjectWrapper &project,
ICodeStylePreferences *codeStyle,
QWidget *parent) const
{
auto preview = new SnippetEditorWidget{parent};
DisplaySettings displaySettings = preview->displaySettings();
displaySettings.m_visualizeWhitespace = true;
preview->setDisplaySettings(displaySettings);
const QString groupId = snippetProviderGroupId();
SnippetProvider::decorateEditor(preview, groupId);
preview->setPlainText(previewText());
Indenter *indenter = factory->createIndenter(preview->document());
if (indenter) {
indenter->setOverriddenPreferences(codeStyle);
const Utils::FilePath fileName = project ? project.projectFilePath().pathAppended(
"snippet.cpp")
: Core::ICore::userResourcePath("snippet.cpp");
indenter->setFileName(fileName);
preview->textDocument()->setIndenter(indenter);
} else {
preview->textDocument()->setCodeStyle(codeStyle);
}
const auto updatePreview = [preview, codeStyle]() {
QTextDocument *doc = preview->document();
preview->textDocument()->indenter()->invalidateCache();
QTextBlock block = doc->firstBlock();
QTextCursor tc = preview->textCursor();
tc.beginEditBlock();
while (block.isValid()) {
preview->textDocument()
->indenter()
->indentBlock(block, QChar::Null, codeStyle->currentTabSettings());
block = block.next();
}
tc.endEditBlock();
};
connect(codeStyle, &ICodeStylePreferences::currentTabSettingsChanged, this, updatePreview);
connect(codeStyle, &ICodeStylePreferences::currentValueChanged, this, updatePreview);
connect(codeStyle, &ICodeStylePreferences::currentPreferencesChanged, this, updatePreview);
updatePreview();
return preview;
}
CodeStyleEditor::CodeStyleEditor(QWidget *parent)
: CodeStyleEditorWidget(parent)
{
m_layout = new QVBoxLayout{this};
m_layout->setContentsMargins(0, 0, 0, 0);
}
void CodeStyleEditor::apply()
{
if (m_editor != nullptr)
m_editor->apply();
}
void CodeStyleEditor::finish()
{
if (m_editor != nullptr)
m_editor->finish();
}
} // TextEditor
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