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linux: Also check for schema before init

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This commit is contained in:
Cheng Zhao 2014-10-21 20:06:54 +08:00
parent f6ff97cbeb
commit fe3489b383
1 changed files with 13 additions and 2 deletions
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15
atom/browser/atom_browser_main_parts_linux.cc
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@ -16,6 +16,16 @@ namespace {
const char* kInterfaceSchema = "org.gnome.desktop.interface";
const char* kScaleFactor = "scaling-factor";
bool SchemaExists(const LibGioLoader& libgio_loader, const char* schema_name) {
const gchar* const* schemas = libgio_loader.g_settings_list_schemas();
while (*schemas) {
if (strcmp(schema_name, static_cast<const char*>(*schemas)) == 0)
return true;
schemas++;
}
return false;
}
void GetDPIFromGSettings(guint* scale_factor) {
LibGioLoader libgio_loader;
@ -26,8 +36,9 @@ void GetDPIFromGSettings(guint* scale_factor) {
return;
}
GSettings* client = libgio_loader.g_settings_new(kInterfaceSchema);
if (!client) {
GSettings* client = nullptr;
if (!SchemaExists(libgio_loader, kInterfaceSchema) ||
!(client = libgio_loader.g_settings_new(kInterfaceSchema))) {
VLOG(1) << "Cannot create gsettings client.";
return;
}