Theme Editor: Added target database, now populates combo box in new project dialog but otherwise not used yet

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27450 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 245 insertions, 0 deletions

diff --git a/utils/themeeditor/models/targetdata.cpp b/utils/themeeditor/models/targetdata.cpp
new file mode 100644
index 0000000..a20a4cf
--- /dev/null
+++ b/utils/themeeditor/models/targetdata.cpp
@@ -0,0 +1,245 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Robert Bieber
+ *
+ * This program is free software; you 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 option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include "targetdata.h"
+
+#include <QStringList>
+
+const QString TargetData::reserved = "{}:#\n";
+
+TargetData::TargetData(QString file)
+{
+    if(!QFile::exists(file))
+        file = ":/targets/targetdb";
+
+    QFile fin(file);
+    fin.open(QFile::ReadOnly | QFile::Text);
+
+    /* Reading the database */
+    QString data = QString(fin.readAll());
+
+    fin.close();
+
+    int cursor = 0;
+    int index = 0;
+    while(cursor < data.count())
+    {
+        QString id = scanString(data, cursor);
+        QString name = "";
+        QRect size(0, 0, 0, 0);
+        ScreenDepth depth = None;
+        QRect rSize(0, 0, 0, 0);
+        ScreenDepth rDepth = None;
+        bool fm = false;
+
+        if(id == "")
+            break;
+
+        if(!require('{', data, cursor))
+            break;
+
+        /* Now we have to parse each of the arguments */
+        while(cursor < data.count())
+        {
+            QString key = scanString(data, cursor);
+            if(key == "")
+            {
+                break;
+            }
+            else
+            {
+                if(!require(':', data, cursor))
+                    break;
+
+                if(key.toLower() == "name")
+                {
+                    name = scanString(data, cursor);
+                }
+                else if(key.toLower() == "screen")
+                {
+                    QString s = scanString(data, cursor);
+                    if(s[0].toLower() != 'n')
+                    {
+                        int subCursor = 0;
+                        int width = scanInt(s, subCursor);
+
+                        if(!require('x', s, subCursor))
+                            break;
+
+                        int height = scanInt(s, subCursor);
+
+                        if(!require('@', s, subCursor))
+                            break;
+
+                        size = QRect(0, 0, width, height);
+                        depth = scanDepth(s, subCursor);
+                    }
+                }
+                else if(key.toLower() == "remote")
+                {
+                    QString s = scanString(data, cursor);
+                    if(s[0].toLower() != 'n')
+                    {
+                        int subCursor = 0;
+                        int width = scanInt(s, subCursor);
+
+                        if(!require('x', s, subCursor))
+                            break;
+
+                        int height = scanInt(s, subCursor);
+
+                        if(!require('@', s, subCursor))
+                            break;
+
+                        rSize = QRect(0, 0, width, height);
+                        rDepth = scanDepth(s, subCursor);
+                    }
+                }
+                else if(key.toLower() == "fm")
+                {
+                    QString s = scanString(data, cursor);
+                    if(s.toLower() == "yes")
+                        fm = true;
+                }
+            }
+        }
+
+        /* Checking for the closing '}' and adding the entry */
+        if(require('}', data, cursor))
+        {
+            entries.append(Entry(name, size, depth, rSize, rDepth, fm));
+            indices.insert(id, index);
+            index++;
+        }
+        else
+        {
+            break;
+        }
+    }
+}
+
+TargetData::~TargetData()
+{
+}
+
+QString TargetData::scanString(QString data, int &index)
+{
+    QString retval;
+
+    /* Skipping whitespace and comments */
+    while(index < data.count() && (data[index].isSpace() || data[index] == '#'))
+    {
+        if(data[index] == '#')
+            skipComment(data, index);
+        else
+            index++;
+    }
+
+    while(index < data.count() && !reserved.contains(data[index]))
+    {
+        if(data[index] == '%')
+        {
+            retval.append(data[index + 1]);
+            index += 2;
+        }
+        else
+        {
+            retval.append(data[index]);
+            index++;
+        }
+    }
+
+    return retval.trimmed();
+}
+
+int TargetData::scanInt(QString data, int &index)
+{
+    /* Skipping whitespace and comments */
+    while(index < data.count() && (data[index].isSpace() || data[index] == '#'))
+    {
+        if(data[index] == '#')
+            skipComment(data, index);
+        else
+            index++;
+    }
+
+    QString number;
+    while(index < data.count() && data[index].isDigit())
+        number.append(data[index++]);
+
+    return number.toInt();
+}
+
+TargetData::ScreenDepth TargetData::scanDepth(QString data, int &index)
+{
+    QString depth = scanString(data, index);
+
+    if(depth.toLower() == "grey")
+        return Grey;
+    else if(depth.toLower() == "rgb")
+        return RGB;
+    else if(depth.toLower() == "mono")
+        return Mono;
+    else
+        return None;
+}
+
+void TargetData::skipComment(QString data, int &index)
+{
+    if(data[index] != '#')
+        return;
+
+    while(index < data.count() && data[index] != '\n')
+        index++;
+
+    if(index < data.count())
+        index++;
+}
+
+bool TargetData::require(QChar required, QString data, int &index)
+{
+    /* Skipping whitespace and comments */
+    while(index < data.count() && (data[index].isSpace() || data[index] == '#'))
+    {
+        if(data[index] == '#')
+            skipComment(data, index);
+        else
+            index++;
+    }
+
+    if(index == data.count())
+    {
+        return false;
+    }
+    else
+    {
+        if(data[index] == required)
+        {
+            index++;
+            return true;
+        }
+        else
+        {
+            return false;
+        }
+    }
+
+}