command: Add support for output in GKeyFile (INI) format, allowing to change font and icon

The output of the command now can be in INI format, like:

[Command]
Output=MATE
Icon=mate

Output can be in pango format, icon need to be a stock name

1 files changed, 44 insertions, 12 deletions

diff --git a/command/command.c b/command/command.c
index c07040f9..a476a690 100644
--- a/command/command.c
+++ b/command/command.c
@@ -41,6 +41,11 @@
 #define INTERVAL_KEY   "interval"
 #define SHOW_ICON_KEY  "show-icon"
 
+/* GKeyFile constants */
+#define GK_COMMAND_GROUP   "Command"
+#define GK_COMMAND_OUTPUT  "Output"
+#define GK_COMMAND_ICON    "Icon"
+
 /* Max output lenght accepted from commands */
 #define MAX_OUTPUT_LENGTH 30
 
@@ -222,22 +227,49 @@ command_execute (CommandApplet *command_applet)
     {
         if ((output != NULL) && (output[0] != 0))
         {
-            /* check output length */
-            if (strlen(output) > MAX_OUTPUT_LENGTH)
+            /* check if output is a custom GKeyFile */
+            if (g_str_has_prefix (output, "[Command]"))
             {
-                GString *strip_output;
-                strip_output = g_string_new_len (output, MAX_OUTPUT_LENGTH);
-                g_free (output);
-                output = strip_output->str;
-                g_string_free (strip_output, FALSE);
+                GKeyFile *file = g_key_file_new ();
+                if (g_key_file_load_from_data (file, output, -1, G_KEY_FILE_NONE, NULL))
+                {
+                    gchar *goutput = g_key_file_get_string (file, GK_COMMAND_GROUP, GK_COMMAND_OUTPUT, NULL);
+                    gchar *icon = g_key_file_get_string (file, GK_COMMAND_GROUP, GK_COMMAND_ICON, NULL);
+
+                    if (goutput)
+                    {
+                        gtk_label_set_use_markup (command_applet->label, TRUE);
+                        gtk_label_set_markup (command_applet->label, goutput);
+                    }
+                    if (icon)
+                        gtk_image_set_from_icon_name (command_applet->image, icon, 24);
+
+                    g_free (goutput);
+                    g_free (icon);
+                }
+                else
+                    gtk_label_set_text (command_applet->label, ERROR_OUTPUT);
+                g_key_file_free (file);
             }
-            /* remove last char if it is '\n' to avoid aligment problems */
-            if (g_str_has_suffix (output, "\n"))
+            else
             {
-                output[strlen(output) - 1] = 0;
+                /* check output length */
+                if (strlen(output) > MAX_OUTPUT_LENGTH)
+                {
+                    GString *strip_output;
+                    strip_output = g_string_new_len (output, MAX_OUTPUT_LENGTH);
+                    g_free (output);
+                    output = strip_output->str;
+                    g_string_free (strip_output, FALSE);
+                }
+                /* remove last char if it is '\n' to avoid aligment problems */
+                if (g_str_has_suffix (output, "\n"))
+                {
+                    output[strlen(output) - 1] = 0;
+                }
+
+                gtk_label_set_text (command_applet->label, output);
             }
-
-            gtk_label_set_text (command_applet->label, output);
         }
         else
             gtk_label_set_text (command_applet->label, ERROR_OUTPUT);