GUI: result table: when displaying content in the detail area, if the doc is a free-standing image, display it

src/testmains/trappformime.cpp

@@ -0,0 +1,59 @@
+#else // TEST_APPFORMIME
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+
+#include <string>
+#include <iostream>
+#include <vector>
+using namespace std;
+
+#include "appformime.h"
+
+static char *thisprog;
+
+static char usage [] =
+"  appformime <mime type>\n\n"
+;
+static void
+Usage(void)
+{
+    fprintf(stderr, "%s: usage:\n%s", thisprog, usage);
+    exit(1);
+}
+
+int main(int argc, char **argv)
+{
+  thisprog = argv[0];
+  argc--; argv++;
+
+  if (argc != 1)
+    Usage();
+  string mime = *argv++;argc--;
+
+  string reason;
+  vector<DesktopDb::AppDef> appdefs;
+  DesktopDb *ddb = DesktopDb::getDb();
+  if (ddb == 0) {
+      cerr << "Could not create desktop db\n";
+      exit(1);
+  }
+  if (!ddb->appForMime(mime, &appdefs, &reason)) {
+      cerr << "appForMime failed: " << reason << endl;
+      exit(1);
+  }
+  if (appdefs.empty()) {
+      cerr << "No application found for [" << mime << "]" << endl;
+      exit(1);
+  }
+  cout << mime << " -> ";
+  for (vector<DesktopDb::AppDef>::const_iterator it = appdefs.begin();
+       it != appdefs.end(); it++) {
+      cout << "[" << it->name << ", " << it->command << "], ";
+  }
+  cout << endl;
+
+  exit(0);
+}