Replace Qt3 stuff with Qt4

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@6170 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: g_j_m

src/helpviewer/qgshelpviewer.cpp

@@ -19,16 +19,19 @@
 
 #include <cassert>
 #include <iostream>
-#include <qstring.h>
-#include <qapplication.h>
-#include <qmessagebox.h>
-#include <qfileinfo.h>
-#include <q3textbrowser.h>
-#include <sqlite3.h>
+
+#include <QString>
+#include <QApplication>
+#include <QMessageBox>
+#include <QFileInfo>
 #include <QTextCodec>
 #include <QTextStream>
 #include <QFile>
+
+#include <sqlite3.h>
+
 #include "qgshelpviewer.h"
+
 QgsHelpViewer::QgsHelpViewer(const QString &contextId, QWidget *parent, 
     Qt::WFlags fl)
 : QDialog(parent, fl)
@@ -122,7 +125,7 @@ void QgsHelpViewer::loadContext(const QString &contextId)
     file.close();
 
     // Set the browser text to the help contents
-    txtBrowser->setText(helpContents);
+    txtBrowser->setHtml(helpContents);
     setCaption(tr("Quantum GIS Help"));
 
         }

src/helpviewer/qgshelpviewerbase.ui

@@ -1,7 +1,4 @@
 <ui version="4.0" >
- <author></author>
- <comment></comment>
- <exportmacro></exportmacro>
  <class>QgsHelpViewerBase</class>
  <widget class="QDialog" name="QgsHelpViewerBase" >
   <property name="geometry" >
@@ -23,13 +20,17 @@
   </property>
   <layout class="QGridLayout" >
    <property name="margin" >
-    <number>6</number>
+    <number>9</number>
    </property>
    <property name="spacing" >
     <number>6</number>
    </property>
    <item row="0" column="0" >
-    <widget class="Q3TextBrowser" name="txtBrowser" />
+    <widget class="QTextBrowser" name="txtBrowser" >
+     <property name="acceptDrops" >
+      <bool>false</bool>
+     </property>
+    </widget>
    </item>
    <item row="1" column="0" >
     <layout class="QHBoxLayout" >
@@ -73,16 +74,6 @@
   </layout>
  </widget>
  <layoutdefault spacing="6" margin="11" />
- <pixmapfunction></pixmapfunction>
- <customwidgets>
-  <customwidget>
-   <class>Q3TextBrowser</class>
-   <extends>QWidget</extends>
-   <header>q3textbrowser.h</header>
-   <container>1</container>
-   <pixmap></pixmap>
-  </customwidget>
- </customwidgets>
  <resources/>
  <connections>
   <connection>