ardour/livetrax
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Set tooltips on generic UI controls for LV2 plugin controls with documentation (rdfs:comment property).

Browse Source 
git-svn-id: svn://localhost/ardour2/branches/3.0@12042 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2012-04-20 01:24:07 +00:00
parent 6e2dd99a04
commit 8439514ffa
4 changed files with 34 additions and 8 deletions
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5
gtk2_ardour/generic_pluginui.cc
View File

@ -264,6 +264,11 @@ GenericPluginUI::build ()
continue;
}
const std::string param_docs = plugin->get_parameter_docs(i);
if (param_docs != "") {
ARDOUR_UI::instance()->set_tip(cui, param_docs.c_str());
}
if (cui->controller || cui->clickbox || cui->combo) {
// Get all of the controls into a list, so that
// we can lay them out a bit more nicely later.

17
libs/ardour/ardour/lv2_plugin.h
View File

@ -50,14 +50,15 @@ class LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
const char* name () const;
const char* maker () const;
uint32_t num_ports () const;
uint32_t parameter_count () const;
float default_value (uint32_t port);
framecnt_t signal_latency () const;
void set_parameter (uint32_t port, float val);
float get_parameter (uint32_t port) const;
int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
uint32_t nth_parameter (uint32_t port, bool& ok) const;
uint32_t num_ports () const;
uint32_t parameter_count () const;
float default_value (uint32_t port);
framecnt_t signal_latency () const;
void set_parameter (uint32_t port, float val);
float get_parameter (uint32_t port) const;
std::string get_parameter_docs(uint32_t which) const;
int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
uint32_t nth_parameter (uint32_t port, bool& ok) const;
const void* extension_data (const char* uri) const;

1
libs/ardour/ardour/plugin.h
View File

@ -118,6 +118,7 @@ class Plugin : public PBD::StatefulDestructible, public Latent
virtual uint32_t parameter_count () const = 0;
virtual float default_value (uint32_t port) = 0;
virtual float get_parameter(uint32_t which) const = 0;
virtual std::string get_parameter_docs(uint32_t which) const { return ""; }
virtual int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const = 0;
virtual uint32_t nth_parameter (uint32_t which, bool& ok) const = 0;

19
libs/ardour/lv2_plugin.cc
View File

@ -108,6 +108,7 @@ public:
LilvNode* lv2_sampleRate;
LilvNode* lv2_toggled;
LilvNode* midi_MidiEvent;
LilvNode* rdfs_comment;
LilvNode* ui_GtkUI;
LilvNode* ui_external;
};
@ -583,6 +584,23 @@ LV2Plugin::get_parameter(uint32_t which) const
return 0.0f;
}
std::string
LV2Plugin::get_parameter_docs(uint32_t which) const
{
LilvNodes* comments = lilv_port_get_value(
_impl->plugin,
lilv_plugin_get_port_by_index(_impl->plugin, which),
_world.rdfs_comment);
if (comments) {
const std::string docs(lilv_node_as_string(lilv_nodes_get_first(comments)));
lilv_nodes_free(comments);
return docs;
}
return "";
}
uint32_t
LV2Plugin::nth_parameter(uint32_t n, bool& ok) const
{
@ -1466,6 +1484,7 @@ LV2World::LV2World()
lv2_toggled = lilv_new_uri(world, LILV_NS_LV2 "toggled");
lv2_enumeration = lilv_new_uri(world, LILV_NS_LV2 "enumeration");
midi_MidiEvent = lilv_new_uri(world, LILV_URI_MIDI_EVENT);
rdfs_comment = lilv_new_uri(world, LILV_NS_RDFS "comment");
ui_GtkUI = lilv_new_uri(world, NS_UI "GtkUI");
ui_external = lilv_new_uri(world, NS_UI "external");
}