Add -dump-config option.

include/theme.h

@@ -239,6 +239,13 @@ ThemeWidget *rofi_theme_find_or_create_name ( ThemeWidget *base, const char *nam
  */
 void rofi_theme_print ( ThemeWidget *widget );
 
+/**
+ * @param widget The widget handle.
+ *
+ * Print out the theme and config to the commandline.
+ */
+void rofi_dump_config ( ThemeWidget *widget );
+
 /**
  * @param type The type of the property to create.
  *

include/xrmoptions.h

@@ -165,5 +165,10 @@ char ** config_parser_return_display_help ( unsigned int *length );
  * @returns true when failed to set property.
  */
 gboolean config_parse_set_property ( const Property *p, char **error );
+
+/**
+ * @brief Dump configuration in rasi format.
+ */
+void config_parse_dump_config ( void );
 /* @}*/
 #endif

source/rofi.c

@@ -267,6 +267,8 @@ static void print_main_application_options ( int is_term )
     print_help_msg ( "-show", "[mode]", "Show the mode 'mode' and exit. The mode has to be enabled.", NULL, is_term );
     print_help_msg ( "-no-lazy-grab", "", "Disable lazy grab that, when fail to grab keyboard, does not block but retry later.", NULL, is_term );
     print_help_msg ( "-no-plugins", "", "Disable loading of external plugins.", NULL, is_term );
+    print_help_msg ( "-dump-config", "", "Dump the current configuration and theme in rasi format and exit.", NULL, is_term );
+    print_help_msg ( "-dump-theme", "", "Dump the current theme in rasi format and exit.", NULL, is_term );
 }
 static void help ( G_GNUC_UNUSED int argc, char **argv )
 {
@@ -895,6 +897,11 @@ int main ( int argc, char *argv[] )
         cleanup ();
         return EXIT_SUCCESS;
     }
+    if ( find_arg ( "-dump-config" ) >= 0 ) {
+        rofi_dump_config ( rofi_theme );
+        cleanup ();
+        return EXIT_SUCCESS;
+    }
     // Dump.
     // catch help request
     if ( find_arg (  "-h" ) >= 0 || find_arg (  "-help" ) >= 0 || find_arg (  "--help" ) >= 0 ) {

source/theme.c

@@ -290,6 +290,14 @@ void rofi_theme_print ( ThemeWidget *widget )
     }
 }
 
+void rofi_dump_config ( ThemeWidget *widget )
+{
+    config_parse_dump_config ( );
+    if ( widget != NULL ) {
+        rofi_theme_print_index ( widget );
+    }
+}
+
 /**
  * Main lex parser.
  */

source/xrmoptions.c

@@ -513,6 +513,75 @@ void config_parse_xresource_dump ( void )
     }
 }
 
+static void config_parse_dump_config_option ( XrmOption *option )
+{
+    if ( option->type == xrm_Char ) {
+        printf ( "/*" );
+    }
+    printf ( "\t%s: ", option->name );
+    switch ( option->type )
+    {
+    case xrm_Number:
+        printf ( "%u", *( option->value.num ) );
+        break;
+    case xrm_SNumber:
+        printf ( "%i", *( option->value.snum ) );
+        break;
+    case xrm_String:
+        if ( ( *( option->value.str ) ) != NULL ) {
+            // TODO should this be escaped?
+            printf ( "\"%s\"", *( option->value.str ) );
+        }
+        break;
+    case xrm_Boolean:
+        printf ( "%s", ( *( option->value.num ) == TRUE ) ? "true" : "false" );
+        break;
+    case xrm_Char:
+        // TODO
+        if ( *( option->value.charc ) > 32 && *( option->value.charc ) < 127 ) {
+            printf ( "'%c'", *( option->value.charc ) );
+        }
+        else {
+            printf ( "'\\x%02X'", *( option->value.charc ) );
+        }
+        printf ( " /* unsupported */" );
+        break;
+    default:
+        break;
+    }
+
+    printf ( ";" );
+    if ( option->type == xrm_Char ) {
+        printf ( "*/" );
+    }
+    printf ( "\n" );
+}
+
+void config_parse_dump_config ( void )
+{
+    printf ( "configuration {\n" );
+
+    unsigned int entries = sizeof ( xrmOptions ) / sizeof ( *xrmOptions );
+    for ( unsigned int i = 0; i < entries; ++i ) {
+        // Skip duplicates.
+        if ( ( i + 1 ) < entries ) {
+            if ( xrmOptions[i].value.str == xrmOptions[i + 1].value.str ) {
+                continue;
+            }
+        }
+        if ( xrmOptions[i].source != CONFIG_DEFAULT ) {
+            config_parse_dump_config_option ( &( xrmOptions[i] ) );
+        }
+    }
+    for ( unsigned int i = 0; i < num_extra_options; i++ ) {
+        if ( extra_options[i].source != CONFIG_DEFAULT ) {
+            config_parse_dump_config_option ( &( extra_options[i] ) );
+        }
+    }
+
+    printf ( "}\n" );
+}
+
 static void print_option_string ( XrmOption *xo, int is_term )
 {
     int l = strlen ( xo->name );