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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "cmakeeditor.h"
#include "cmakeautocompleter.h"
#include "cmakefilecompletionassist.h"
#include "cmakeindenter.h"
#include "cmakeprojectconstants.h"
#include <coreplugin/actionmanager/actioncontainer.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <texteditor/textdocument.h>
#include <texteditor/texteditoractionhandler.h>
#include <QDir>
#include <QTextDocument>
#include <functional>
using namespace Core;
using namespace TextEditor;
namespace CMakeProjectManager {
namespace Internal {
//
// CMakeEditor
//
void CMakeEditor::contextHelp(const HelpCallback &callback) const
{
int pos = position();
QChar chr;
do {
--pos;
if (pos < 0)
break;
chr = characterAt(pos);
if (chr == QLatin1Char('(')) {
BaseTextEditor::contextHelp(callback);
return;
}
} while (chr.unicode() != QChar::ParagraphSeparator);
++pos;
chr = characterAt(pos);
while (chr.isSpace()) {
++pos;
chr = characterAt(pos);
}
int begin = pos;
do {
++pos;
chr = characterAt(pos);
} while (chr.isLetterOrNumber() || chr == QLatin1Char('_'));
int end = pos;
while (chr.isSpace()) {
++pos;
chr = characterAt(pos);
}
// Not a command
if (chr != QLatin1Char('(')) {
BaseTextEditor::contextHelp(callback);
return;
}
const QString id = "command/" + textAt(begin, end - begin).toLower();
callback(
{{id, Utils::Text::wordUnderCursor(editorWidget()->textCursor())}, {}, HelpItem::Unknown});
}
//
// CMakeEditorWidget
//
class CMakeEditorWidget final : public TextEditorWidget
{
public:
~CMakeEditorWidget() final = default;
private:
bool save(const QString &fileName = QString());
void findLinkAt(const QTextCursor &cursor,
const Utils::LinkHandler &processLinkCallback,
bool resolveTarget = true,
bool inNextSplit = false) override;
void contextMenuEvent(QContextMenuEvent *e) override;
};
void CMakeEditorWidget::contextMenuEvent(QContextMenuEvent *e)
{
showDefaultContextMenu(e, Constants::M_CONTEXT);
}
static bool mustBeQuotedInFileName(const QChar &c)
{
return c.isSpace() || c == '"' || c == '(' || c == ')';
}
static bool isValidFileNameChar(const QString &block, int pos)
{
const QChar c = block.at(pos);
return !mustBeQuotedInFileName(c) || (pos > 0 && block.at(pos - 1) == '\\');
}
static QString unescape(const QString &s)
{
QString result;
int i = 0;
const int size = s.size();
while (i < size) {
const QChar c = s.at(i);
if (c == '\\' && i < size - 1) {
const QChar nc = s.at(i + 1);
if (mustBeQuotedInFileName(nc)) {
result += nc;
i += 2;
continue;
}
}
result += c;
++i;
}
return result;
}
void CMakeEditorWidget::findLinkAt(const QTextCursor &cursor,
const Utils::LinkHandler &processLinkCallback,
bool/* resolveTarget*/,
bool /*inNextSplit*/)
{
Utils::Link link;
int line = 0;
int column = 0;
convertPosition(cursor.position(), &line, &column);
const int positionInBlock = column - 1;
const QString block = cursor.block().text();
// check if the current position is commented out
const int hashPos = block.indexOf(QLatin1Char('#'));
if (hashPos >= 0 && hashPos < positionInBlock)
return processLinkCallback(link);
// find the beginning of a filename
QString buffer;
int beginPos = positionInBlock - 1;
while (beginPos >= 0) {
if (isValidFileNameChar(block, beginPos)) {
buffer.prepend(block.at(beginPos));
beginPos--;
} else {
break;
}
}
// find the end of a filename
int endPos = positionInBlock;
while (endPos < block.count()) {
if (isValidFileNameChar(block, endPos)) {
buffer.append(block.at(endPos));
endPos++;
} else {
break;
}
}
if (buffer.isEmpty())
return processLinkCallback(link);
QDir dir(textDocument()->filePath().toFileInfo().absolutePath());
buffer.replace("${CMAKE_CURRENT_SOURCE_DIR}", dir.path());
buffer.replace("${CMAKE_CURRENT_LIST_DIR}", dir.path());
// TODO: Resolve more variables
QString fileName = dir.filePath(unescape(buffer));
QFileInfo fi(fileName);
if (fi.exists()) {
if (fi.isDir()) {
QDir subDir(fi.absoluteFilePath());
QString subProject = subDir.filePath(QLatin1String("CMakeLists.txt"));
if (QFileInfo::exists(subProject))
fileName = subProject;
else
return processLinkCallback(link);
}
link.targetFilePath = Utils::FilePath::fromString(fileName);
link.linkTextStart = cursor.position() - positionInBlock + beginPos + 1;
link.linkTextEnd = cursor.position() - positionInBlock + endPos;
}
processLinkCallback(link);
}
static TextDocument *createCMakeDocument()
{
auto doc = new TextDocument;
doc->setId(Constants::CMAKE_EDITOR_ID);
doc->setMimeType(QLatin1String(Constants::CMAKE_MIMETYPE));
return doc;
}
//
// CMakeEditorFactory
//
CMakeEditorFactory::CMakeEditorFactory()
{
setId(Constants::CMAKE_EDITOR_ID);
setDisplayName(QCoreApplication::translate("OpenWith::Editors", "CMake Editor"));
addMimeType(Constants::CMAKE_MIMETYPE);
addMimeType(Constants::CMAKE_PROJECT_MIMETYPE);
setEditorCreator([]() { return new CMakeEditor; });
setEditorWidgetCreator([]() { return new CMakeEditorWidget; });
setDocumentCreator(createCMakeDocument);
setIndenterCreator([](QTextDocument *doc) { return new CMakeIndenter(doc); });
setUseGenericHighlighter(true);
setCommentDefinition(Utils::CommentDefinition::HashStyle);
setCodeFoldingSupported(true);
setCompletionAssistProvider(new CMakeFileCompletionAssistProvider);
setAutoCompleterCreator([]() { return new CMakeAutoCompleter; });
setEditorActionHandlers(TextEditorActionHandler::UnCommentSelection
| TextEditorActionHandler::JumpToFileUnderCursor
| TextEditorActionHandler::Format);
ActionContainer *contextMenu = ActionManager::createMenu(Constants::M_CONTEXT);
contextMenu->addAction(ActionManager::command(TextEditor::Constants::JUMP_TO_FILE_UNDER_CURSOR));
contextMenu->addSeparator(Context(Constants::CMAKE_EDITOR_ID));
contextMenu->addAction(ActionManager::command(TextEditor::Constants::UN_COMMENT_SELECTION));
}
} // namespace Internal
} // namespace CMakeProjectManager
|
