1 files changed, 311 insertions, 0 deletions

diff --git a/utils/themeeditor/gui/skindocument.cpp b/utils/themeeditor/gui/skindocument.cpp
new file mode 100644
index 0000000000..82c7106051
--- /dev/null
+++ b/utils/themeeditor/gui/skindocument.cpp
@@ -0,0 +1,311 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   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 <QFile>
+#include <QSettings>
+#include <QColor>
+#include <QMessageBox>
+#include <QFileDialog>
+
+#include <iostream>
+
+SkinDocument::SkinDocument(QLabel* statusLabel, QWidget *parent) :
+        TabContent(parent), statusLabel(statusLabel)
+{
+    setupUI();
+
+    titleText = "Untitled";
+    fileName = "";
+    saved = "";
+    parseStatus = tr("Empty document");
+    blockUpdate = false;
+}
+
+SkinDocument::SkinDocument(QLabel* statusLabel, QString file, QWidget *parent):
+        TabContent(parent), fileName(file), statusLabel(statusLabel)
+{
+    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()
+{
+    delete highlighter;
+    delete model;
+}
+
+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>();
+    QColor bg = settings.value("bgColor", Qt::white).value<QColor>();
+    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<QColor>();
+    editor->setErrorColor(highlight);
+
+    /* Setting the font */
+    QFont def("Monospace");
+    def.setStyleHint(QFont::TypeWriter);
+    QFont family = settings.value("fontFamily", def).value<QFont>();
+    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);
+
+    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);
+
+}