default browser starter

git-svn-id: http://svn.osgeo.org/qgis/trunk@12915 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/plugins/grass/CMakeLists.txt

@@ -110,6 +110,7 @@ ENDIF(NOT WIN32)
 
 SET (GRASS_PLUGIN_RCCS  qgsgrass_plugin.qrc)
 
+SET (GRASS_BROWSER_SRCS qgis.g.browser.cpp)
 
 ########################################################
 # Build
@@ -153,6 +154,12 @@ TARGET_LINK_LIBRARIES(grassplugin
   ${OPENPTY_LIBRARY}
 )
 
+ADD_EXECUTABLE(qgis.g.browser ${GRASS_BROWSER_SRCS})
+
+TARGET_LINK_LIBRARIES (qgis.g.browser
+  ${QT_QTGUI_LIBRARY}
+  ${QT_QTCORE_LIBRARY}
+)
 
 ########################################################
 # Install
@@ -165,3 +172,8 @@ INSTALL(TARGETS grassplugin
 FILE (GLOB GMLS *.gml)
 INSTALL (FILES ${GMLS} images/world.png
          DESTINATION ${QGIS_DATA_DIR}/grass)
+
+INSTALL(TARGETS qgis.g.browser 
+        RUNTIME DESTINATION ${QGIS_DATA_DIR}/grass/bin
+        PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+)

src/plugins/grass/qgis.g.browser.cpp

@@ -0,0 +1,18 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <QUrl>
+#include <QDesktopServices>
+
+// Open a URL by default browser
+int main(int argc, char **argv) 
+{
+  if ( argc < 2 ) 
+  {  
+    fprintf ( stderr, "URL argument missing\n" );
+    exit (1);
+  }
+  QDesktopServices::openUrl ( QUrl ( argv[1] ) );
+  sleep(1); // not nice but if it exits immediately the page sometimes does not open
+  exit ( 0 );
+}

src/plugins/grass/qgsgrassmodule.cpp

@@ -1273,13 +1273,14 @@ void QgsGrassModule::run()
     commandHtml.replace( ">", ">" );
     mOutputTextBrowser->append( "<B>" +  commandHtml + "</B>" );
 
+    QStringList environment = QProcess::systemEnvironment();
+    environment.append( "GRASS_HTML_BROWSER=" + QgsApplication::pkgDataPath() + "/grass/bin/qgis.g.browser" );
+
     // Warning: it is not useful to write requested region to WIND file and
     //          reset then to original beacuse it is reset before
     //          the region is read by a module even if waitForStarted() is used
     //          -> necessary to pass region as environment variable
     //             but the feature is available in GRASS 6.1 only since 23.3.2006
-
-    QStringList environment = QProcess::systemEnvironment();
     if ( resetRegion )
     {
       QString reg = QgsGrass::regionString( &tempWindow );