Theme Editor: Put together a simple GUI to test going back and forth between a tree view and a text edit box

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26455 a1c6a512-1295-4272-9138-f99709370657

utils/themeeditor/editorwindow.cpp

@@ -0,0 +1,63 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   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 "editorwindow.h"
+#include "ui_editorwindow.h"
+
+#include <iostream>
+
+EditorWindow::EditorWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::EditorWindow)
+{
+    ui->setupUi(this);
+
+    tree = 0;
+
+    /* Connecting the buttons */
+    QObject::connect(ui->code, SIGNAL(cursorPositionChanged()),
+                     this, SLOT(updateTree()));
+    QObject::connect(ui->fromTree, SIGNAL(pressed()),
+                     this, SLOT(updateCode()));
+}
+
+void EditorWindow::updateTree()
+{
+    if(tree)
+        delete tree;
+
+    tree = new ParseTreeModel(ui->code->document()->toPlainText().toAscii());
+    ui->parseTree->setModel(tree);
+    ui->parseTree->expandAll();
+}
+
+void EditorWindow::updateCode()
+{
+    tree->genCode();
+    ui->code->setDocument(new QTextDocument(tree->genCode()));
+}
+
+EditorWindow::~EditorWindow()
+{
+    delete ui;
+    if(tree)
+        delete tree;
+}

utils/themeeditor/editorwindow.h

@@ -0,0 +1,49 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   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.
+ *
+ ****************************************************************************/
+
+#ifndef EDITORWINDOW_H
+#define EDITORWINDOW_H
+
+#include <QMainWindow>
+
+#include "parsetreemodel.h"
+
+namespace Ui {
+    class EditorWindow;
+}
+
+class EditorWindow : public QMainWindow {
+    Q_OBJECT
+public:
+    EditorWindow(QWidget *parent = 0);
+    ~EditorWindow();
+
+private slots:
+    void updateCode();
+    void updateTree();
+
+private:
+    Ui::EditorWindow *ui;
+    ParseTreeModel* tree;
+
+};
+
+#endif // EDITORWINDOW_H

utils/themeeditor/editorwindow.ui

@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>EditorWindow</class>
+ <widget class="QMainWindow" name="EditorWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>400</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QHBoxLayout" name="horizontalLayout">
+    <item>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QTreeView" name="parseTree"/>
+      </item>
+      <item>
+       <widget class="QPushButton" name="fromTree">
+        <property name="text">
+         <string>Update Code</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </item>
+    <item>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <widget class="QTextEdit" name="code"/>
+      </item>
+     </layout>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>800</width>
+     <height>25</height>
+    </rect>
+   </property>
+   <widget class="QMenu" name="menuFile">
+    <property name="title">
+     <string>File</string>
+    </property>
+    <addaction name="actionQuit"/>
+   </widget>
+   <addaction name="menuFile"/>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+  <action name="actionQuit">
+   <property name="text">
+    <string>Quit</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Q</string>
+   </property>
+  </action>
+ </widget>
+ <resources/>
+ <connections>
+  <connection>
+   <sender>actionQuit</sender>
+   <signal>activated()</signal>
+   <receiver>EditorWindow</receiver>
+   <slot>close()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>65</x>
+     <y>57</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>299</x>
+     <y>199</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>

utils/themeeditor/main.cpp

@@ -21,6 +21,7 @@
 
 #include "skin_parser.h"
 #include "skin_debug.h"
+#include "editorwindow.h"
 
 #include <cstdlib>
 #include <cstdio>
@@ -35,17 +36,8 @@ int main(int argc, char* argv[])
 {
     QApplication app(argc, argv);
 
-    char doc[] = "#Comment\n"
+    EditorWindow mainWindow;
-                 "%Vd(U);Hey\n"
+    mainWindow.show();
-                 "%?bl(test,3,5,2,1)<param2|param3>\n"
-                 "%V(1,2,3,4,5)%pS(5)\n"
-                 "Some more stuff here";
-
-    ParseTreeModel tree(doc);
-
-    QTreeView view;
-    view.setModel(&tree);
-    view.show();
 
     return app.exec();
 

utils/themeeditor/parsetreemodel.cpp

@@ -27,7 +27,7 @@
 
 #include <QObject>
 
-ParseTreeModel::ParseTreeModel(char* document, QObject* parent):
+ParseTreeModel::ParseTreeModel(const char* document, QObject* parent):
         QAbstractItemModel(parent)
 {
     this->tree = skin_parse(document);

utils/themeeditor/parsetreemodel.h

@@ -43,7 +43,7 @@ public:
     static const int valueColumn = 2;
 
     /* Initializes a tree with a skin document in a string */
-    ParseTreeModel(char* document, QObject* parent = 0);
+    ParseTreeModel(const char* document, QObject* parent = 0);
     virtual ~ParseTreeModel();
 
     QString genCode();

utils/themeeditor/parsetreenode.cpp

@@ -19,11 +19,8 @@
  *
  ****************************************************************************/
 
-extern "C"
-{
 #include "symbols.h"
 #include "tag_table.h"
-}
 
 #include "parsetreenode.h"
 #include "parsetreemodel.h"
@@ -100,8 +97,6 @@ QString ParseTreeNode::genCode() const
         {
 
         case VIEWPORT:
-            buffer.append(children[0]->genCode());
-
         case LINE:
             for(int i = 0; i < children.count(); i++)
             {

utils/themeeditor/skin_parser.c

@@ -53,7 +53,7 @@ int skin_parse_newline(struct skin_element* element, char** document);
 int skin_parse_comment(struct skin_element* element, char** document);
 struct skin_element* skin_parse_code_as_arg(char** document);
 
-struct skin_element* skin_parse(char* document)
+struct skin_element* skin_parse(const char* document)
 {
 
     struct skin_element* root = NULL;
@@ -61,7 +61,7 @@ struct skin_element* skin_parse(char* document)
 
     struct skin_element** to_write = 0;
 
-    char* cursor = document; /* Keeps track of location in the document */
+    char* cursor = (char*)document; /*Keeps track of location in the document*/
 
     skin_line = 1;
 
@@ -738,18 +738,20 @@ int skin_parse_comment(struct skin_element* element, char** document)
      */
     for(length = 0; cursor[length] != '\n' && cursor[length] != '\0'; length++);
 
-    length--;
     element->type = COMMENT;
     element->line = skin_line;
     element->text = skin_alloc_string(length);
     /* We copy from one char past cursor to leave out the # */
-    memcpy((void*)(element->text), (void*)(cursor + 1), sizeof(char) * length);
+    memcpy((void*)(element->text), (void*)(cursor + 1),
-    element->text[length] = '\0';
+           sizeof(char) * (length-1));
+    element->text[length - 1] = '\0';
 
-    if(cursor[length + 1] == '\n')
+    if(cursor[length] == '\n')
         skin_line++;
 
-    *document += (length + 2); /* Move cursor up past # and all text */
+    *document += (length); /* Move cursor up past # and all text */
+    if(**document == '\n')
+        (*document)++;
 
     return 1;
 }

utils/themeeditor/skin_parser.h

@@ -123,7 +123,7 @@ struct skin_element
 
 /* Parses a WPS document and returns a list of skin_element
    structures. */
-struct skin_element* skin_parse(char* document);
+struct skin_element* skin_parse(const char* document);
 
 /* Memory management functions */
 struct skin_element* skin_alloc_element();

utils/themeeditor/themeeditor.pro

@@ -4,12 +4,15 @@ HEADERS += tag_table.h \
     skin_scan.h \
     skin_debug.h \
     parsetreemodel.h \
-    parsetreenode.h
+    parsetreenode.h \
+    editorwindow.h
 SOURCES += tag_table.c \
     skin_parser.c \
     skin_scan.c \
     skin_debug.c \
     main.cpp \
     parsetreemodel.cpp \
-    parsetreenode.cpp
+    parsetreenode.cpp \
+    editorwindow.cpp
 OTHER_FILES += README
+FORMS += editorwindow.ui