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eval and exec can use a -try-client option

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When -try-client <client_name> is used, the context used for the
command is either the given client's context if the client is found,
or the  current one if not.
This commit is contained in:
Maxime Coste 2013-12-07 13:44:23 +00:00
parent 05d0397936
commit 0b473ffe58
1 changed files with 17 additions and 9 deletions
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26
src/commands.cc
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@ -551,17 +551,25 @@ void map_key(CommandParameters params, Context& context)
template<typename Func>
void context_wrap(CommandParameters params, Context& context, Func func)
{
ParametersParser parser(params, { { "client", true }, { "draft", false }, { "itersel", false } },
ParametersParser parser(params, { { "client", true }, { "try-client", true },
{ "draft", false }, { "itersel", false } },
ParametersParser::Flags::OptionsOnlyAtStart, 1);
Context& real_context = parser.has_option("client") ?
ClientManager::instance().get_client(parser.option_value("client")).context()
: context;
ClientManager& cm = ClientManager::instance();
Context* real_context = &context;
if (parser.has_option("client"))
real_context = &cm.get_client(parser.option_value("client")).context();
else if (parser.has_option("try-client"))
{
Client* client = cm.get_client_ifp(parser.option_value("try-client"));
if (client)
real_context = &client->context();
}
if (parser.has_option("draft"))
{
Editor& editor = real_context.editor();
InputHandler input_handler(editor, real_context.name());
Editor& editor = real_context->editor();
InputHandler input_handler(editor, real_context->name());
DynamicSelectionList sels{editor.buffer(), editor.selections()};
auto restore_sels = on_scope_end([&]{ editor.select(sels); });
@ -580,12 +588,12 @@ void context_wrap(CommandParameters params, Context& context, Func func)
{
if (parser.has_option("itersel"))
throw runtime_error("-itersel makes no sense without -draft");
func(parser, real_context);
func(parser, *real_context);
}
// force redraw of this client window
if (parser.has_option("client") and real_context.has_window())
real_context.window().forget_timestamp();
if (real_context != &context and real_context->has_window())
real_context->window().forget_timestamp();
}
void exec_string(CommandParameters params, Context& context)