/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2010 Robert Bieber * * This program is free software; can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your optiyouon) any later version. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #include "skindocument.h" #include #include #include #include #include #include SkinDocument::SkinDocument(QLabel* statusLabel, ProjectModel* project, QWidget *parent) :TabContent(parent), statusLabel(statusLabel), project(project) { setupUI(); titleText = "Untitled"; fileName = ""; saved = ""; parseStatus = tr("Empty document"); blockUpdate = false; } SkinDocument::SkinDocument(QLabel* statusLabel, QString file, ProjectModel* project, QWidget *parent) :TabContent(parent), fileName(file), statusLabel(statusLabel), project(project) { setupUI(); blockUpdate = false; /* Loading the file */ if(QFile::exists(fileName)) { QFile fin(fileName); fin.open(QFile::ReadOnly); editor->document()->setPlainText(QString(fin.readAll())); saved = editor->document()->toPlainText(); editor->setTextCursor(QTextCursor(editor->document()->begin())); fin.close(); } /* Setting the title */ QStringList decomposed = fileName.split('/'); titleText = decomposed.last(); } SkinDocument::~SkinDocument() { highlighter->deleteLater(); model->deleteLater(); } void SkinDocument::connectPrefs(PreferencesDialog* prefs) { QObject::connect(prefs, SIGNAL(accepted()), this, SLOT(settingsChanged())); QObject::connect(prefs, SIGNAL(accepted()), highlighter, SLOT(loadSettings())); } bool SkinDocument::requestClose() { /* Storing the response in blockUpdate will also block updates to the status bar if the tab is being closed */ if(editor->document()->toPlainText() != saved) { /* Spawning the "Are you sure?" dialog */ QMessageBox confirm(this); confirm.setWindowTitle(tr("Confirm Close")); confirm.setText(titleText + tr(" has been modified.")); confirm.setInformativeText(tr("Do you want to save your changes?")); confirm.setStandardButtons(QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel); confirm.setDefaultButton(QMessageBox::Save); int confirmation = confirm.exec(); switch(confirmation) { case QMessageBox::Save: save(); /* After calling save, make sure the user actually went through */ if(editor->document()->toPlainText() != saved) blockUpdate = false; else blockUpdate = true; break; case QMessageBox::Discard: blockUpdate = true; break; case QMessageBox::Cancel: blockUpdate = false; break; } } else blockUpdate = true; return blockUpdate; } void SkinDocument::setupUI() { /* Setting up the text edit */ layout = new QHBoxLayout; editor = new CodeEditor(this); editor->setLineWrapMode(QPlainTextEdit::NoWrap); layout->addWidget(editor); setLayout(layout); /* Attaching the syntax highlighter */ highlighter = new SkinHighlighter(editor->document()); /* Setting up the model */ model = new ParseTreeModel(""); /* Connecting the editor's signal */ QObject::connect(editor, SIGNAL(textChanged()), this, SLOT(codeChanged())); QObject::connect(editor, SIGNAL(cursorPositionChanged()), this, SLOT(cursorChanged())); settingsChanged(); } void SkinDocument::settingsChanged() { /* Setting the editor colors */ QSettings settings; settings.beginGroup("SkinDocument"); QColor fg = settings.value("fgColor", Qt::black).value(); QColor bg = settings.value("bgColor", Qt::white).value(); QPalette palette; palette.setColor(QPalette::All, QPalette::Base, bg); palette.setColor(QPalette::All, QPalette::Text, fg); editor->setPalette(palette); QColor highlight = settings.value("errorColor", Qt::red).value(); editor->setErrorColor(highlight); /* Setting the font */ QFont def("Monospace"); def.setStyleHint(QFont::TypeWriter); QFont family = settings.value("fontFamily", def).value(); family.setPointSize(settings.value("fontSize", 12).toInt()); editor->setFont(family); editor->repaint(); settings.endGroup(); } void SkinDocument::cursorChanged() { if(editor->isError(editor->textCursor().blockNumber() + 1)) { QTextCursor line = editor->textCursor(); line.movePosition(QTextCursor::StartOfLine); line.movePosition(QTextCursor::EndOfLine, QTextCursor::KeepAnchor); skin_parse(line.selectedText().toAscii()); if(skin_error_line() > 0) parseStatus = tr("Error on line ") + QString::number(line.blockNumber() + 1) + tr(": ") + skin_error_message(); statusLabel->setText(parseStatus); } else if(editor->hasErrors()) { parseStatus = tr("Errors in document"); statusLabel->setText(parseStatus); } else { emit lineChanged(editor->textCursor().blockNumber() + 1); } } void SkinDocument::codeChanged() { if(blockUpdate) return; if(editor->document()->isEmpty()) { parseStatus = tr("Empty document"); statusLabel->setText(parseStatus); return; } editor->clearErrors(); parseStatus = model->changeTree(editor->document()-> toPlainText().toAscii()); if(skin_error_line() > 0) parseStatus = tr("Errors in document"); statusLabel->setText(parseStatus); /* Highlighting if an error was found */ if(skin_error_line() > 0) { editor->addError(skin_error_line()); /* Now we're going to attempt parsing again at each line, until we find one that won't error out*/ QTextDocument doc(editor->document()->toPlainText()); int base = 0; while(skin_error_line() > 0 && !doc.isEmpty()) { QTextCursor rest(&doc); for(int i = 0; i < skin_error_line(); i++) rest.movePosition(QTextCursor::NextBlock, QTextCursor::KeepAnchor); if(skin_error_line() == doc.blockCount()) rest.movePosition(QTextCursor::End, QTextCursor::KeepAnchor); rest.removeSelectedText(); base += skin_error_line(); skin_parse(doc.toPlainText().toAscii()); if(skin_error_line() > 0) editor->addError(base + skin_error_line()); } } if(editor->document()->toPlainText() != saved) emit titleChanged(titleText + QChar('*')); else emit titleChanged(titleText); model->render(project); cursorChanged(); } void SkinDocument::save() { QFile fout(fileName); if(!fout.exists()) { saveAs(); return; } fout.open(QFile::WriteOnly); fout.write(editor->document()->toPlainText().toAscii()); fout.close(); saved = editor->document()->toPlainText(); QStringList decompose = fileName.split('/'); titleText = decompose.last(); emit titleChanged(titleText); } void SkinDocument::saveAs() { /* Determining the directory to open */ QString directory = fileName; QSettings settings; settings.beginGroup("SkinDocument"); if(directory == "") directory = settings.value("defaultDirectory", "").toString(); fileName = QFileDialog::getSaveFileName(this, tr("Save Document"), directory, fileFilter()); directory = fileName; if(fileName == "") return; directory.chop(fileName.length() - fileName.lastIndexOf('/') - 1); settings.setValue("defaultDirectory", directory); settings.endGroup(); QFile fout(fileName); fout.open(QFile::WriteOnly); fout.write(editor->document()->toPlainText().toAscii()); fout.close(); saved = editor->document()->toPlainText(); QStringList decompose = fileName.split('/'); titleText = decompose[decompose.count() - 1]; emit titleChanged(titleText); } QString SkinDocument::findSetting(QString key, QString fallback) { if(!project) return fallback; else return project->getSetting(key, fallback); } a> 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378

/*
 * error.c: Halibut error handling
 */

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include "halibut.h"

/*
 * Error flags
 */
#define PREFIX 0x0001		       /* give `halibut:' prefix */
#define FILEPOS 0x0002		       /* give file position prefix */

static void do_error(int code, va_list ap) {
    char error[1024];
    char c;
    int i, j;
    char *sp, *sp2;
    wchar_t *wsp, *wsp2;
    filepos fpos, fpos2, *fposp;
    int flags = 0;

    switch(code) {
      case err_nomemory:	       /* no arguments */
	sprintf(error, "out of memory");
	flags = PREFIX;
	break;
      case err_optnoarg:
	sp = va_arg(ap, char *);
	sprintf(error, "option `-%.200s' requires an argument", sp);
	flags = PREFIX;
	break;
      case err_nosuchopt:
	sp = va_arg(ap, char *);
	sprintf(error, "unrecognised option `-%.200s'", sp);
	flags = PREFIX;
	break;
      case err_cmdcharset:
	sp = va_arg(ap, char *);
	sprintf(error, "character set `%.200s' not recognised", sp);
	flags = PREFIX;
	break;
      case err_futileopt:
	sp = va_arg(ap, char *);
	sp2 = va_arg(ap, char *);
	sprintf(error, "warning: option `-%s' has no effect%s", sp, sp2);
	flags = PREFIX;
	break;
      case err_noinput:		       /* no arguments */
	sprintf(error, "no input files");
	flags = PREFIX;
	break;
      case err_cantopen:
	sp = va_arg(ap, char *);
	sprintf(error, "unable to open input file `%.200s'", sp);
	flags = PREFIX;
	break;
      case err_nodata:		       /* no arguments */
	sprintf(error, "no data in input files");
	flags = PREFIX;
	break;
      case err_brokencodepara:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "every line of a code paragraph should begin `\\c'");
	flags = FILEPOS;
	break;
      case err_kwunclosed:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "expected `}' after paragraph keyword");
	flags = FILEPOS;
	break;
      case err_kwexpected:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "expected a paragraph keyword");
	flags = FILEPOS;
	break;
      case err_kwillegal:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "expected no paragraph keyword");
	flags = FILEPOS;
	break;
      case err_kwtoomany:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "expected only one paragraph keyword");
	flags = FILEPOS;
	break;
      case err_bodyillegal:
	fpos = *va_arg(ap, filepos *);
	sprintf(error, "expected no text after paragraph keyword");
	flags = FILEPOS;
	break;