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Add jalv ext-ui patch file

pull/1/head
falkTX 12 years ago
parent
1df43367a8
commit
eba25be23c
1 changed files with 388 additions and 0 deletions
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  1. +388
    -0
      ns/lv2ext/jalv_extui_svn5273b.diff

+ 388
- 0
ns/lv2ext/jalv_extui_svn5273b.diff View File

@@ -0,0 +1,388 @@
commit 109070a71a1e780385b803731fbdd2689752c644
Author: Robin Gareus <robin@gareus.org>
Date: Tue Jan 7 17:48:52 2014 +0100

add support for externalUI

diff --git a/jalv/src/jalv.c b/jalv/src/jalv.c
index e80f9f9..e0aa1a0 100644
--- a/jalv/src/jalv.c
+++ b/jalv/src/jalv.c
@@ -649,32 +649,73 @@ void
jalv_ui_instantiate(Jalv* jalv, const char* native_ui_type, void* parent)
{
jalv->ui_host = suil_host_new(jalv_ui_write, jalv_ui_port_index, NULL, NULL);
+ jalv->extuiptr = NULL;
+
+ if (jalv->externalui) {
+
+ const LV2_Feature external_lv_feature = {
+ LV2_EXTERNAL_UI_DEPRECATED_URI, parent
+ };
+ const LV2_Feature external_kx_feature = {
+ LV2_EXTERNAL_UI__Host, parent
+ };
+ const LV2_Feature instance_feature = {
+ NS_EXT "instance-access", lilv_instance_get_handle(jalv->instance)
+ };
+ const LV2_Feature* ui_features[] = {
+ &uri_map_feature, &map_feature, &unmap_feature,
+ &instance_feature,
+ &log_feature,
+ &external_lv_feature,
+ &external_kx_feature,
+ &options_feature,
+ NULL
+ };
+
+ jalv->ui_instance = suil_instance_new(
+ jalv->ui_host,
+ jalv,
+ native_ui_type,
+ lilv_node_as_uri(lilv_plugin_get_uri(jalv->plugin)),
+ lilv_node_as_uri(lilv_ui_get_uri(jalv->ui)),
+ lilv_node_as_uri(jalv->ui_type),
+ lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(jalv->ui))),
+ lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(jalv->ui))),
+ ui_features);
- const LV2_Feature parent_feature = {
- LV2_UI__parent, parent
- };
- const LV2_Feature instance_feature = {
- NS_EXT "instance-access", lilv_instance_get_handle(jalv->instance)
- };
- const LV2_Feature* ui_features[] = {
- &uri_map_feature, &map_feature, &unmap_feature,
- &instance_feature,
- &log_feature,
- &parent_feature,
- &options_feature,
- NULL
- };
+ if (jalv->ui_instance) {
+ jalv->extuiptr = suil_instance_get_widget((SuilInstance*)jalv->ui_instance);
+ } else {
+ jalv->externalui = false;
+ }
+ } else {
- jalv->ui_instance = suil_instance_new(
- jalv->ui_host,
- jalv,
- native_ui_type,
- lilv_node_as_uri(lilv_plugin_get_uri(jalv->plugin)),
- lilv_node_as_uri(lilv_ui_get_uri(jalv->ui)),
- lilv_node_as_uri(jalv->ui_type),
- lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(jalv->ui))),
- lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(jalv->ui))),
- ui_features);
+ const LV2_Feature parent_feature = {
+ LV2_UI__parent, parent
+ };
+ const LV2_Feature instance_feature = {
+ NS_EXT "instance-access", lilv_instance_get_handle(jalv->instance)
+ };
+ const LV2_Feature* ui_features[] = {
+ &uri_map_feature, &map_feature, &unmap_feature,
+ &instance_feature,
+ &log_feature,
+ &parent_feature,
+ &options_feature,
+ NULL
+ };
+
+ jalv->ui_instance = suil_instance_new(
+ jalv->ui_host,
+ jalv,
+ native_ui_type,
+ lilv_node_as_uri(lilv_plugin_get_uri(jalv->plugin)),
+ lilv_node_as_uri(lilv_ui_get_uri(jalv->ui)),
+ lilv_node_as_uri(jalv->ui_type),
+ lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(jalv->ui))),
+ lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(jalv->ui))),
+ ui_features);
+ }
/* Set initial control values on UI */
if (jalv->ui_instance) {
@@ -688,6 +729,7 @@ jalv_ui_instantiate(Jalv* jalv, const char* native_ui_type, void* parent)
}
}
+
bool
jalv_ui_is_resizable(Jalv* jalv)
{
@@ -795,6 +837,9 @@ jalv_emit_ui_events(Jalv* jalv)
jalv_ui_port_event(jalv, ev.index, ev.size, ev.protocol, buf);
}
}
+ if (jalv->externalui && jalv->extuiptr) {
+ LV2_EXTERNAL_UI_RUN(jalv->extuiptr);
+ }
return true;
}
@@ -938,6 +983,8 @@ main(int argc, char** argv)
jalv.nodes.rsz_minimumSize = lilv_new_uri(world, LV2_RESIZE_PORT__minimumSize);
jalv.nodes.work_interface = lilv_new_uri(world, LV2_WORKER__interface);
jalv.nodes.work_schedule = lilv_new_uri(world, LV2_WORKER__schedule);
+ jalv.nodes.ui_externallv = lilv_new_uri(world, "http://lv2plug.in/ns/extensions/ui#external");
+ jalv.nodes.ui_externalkx = lilv_new_uri(world, "http://kxstudio.sf.net/ns/lv2ext/external-ui#Widget");
jalv.nodes.end = NULL;
/* Get plugin URI from loaded state or command line */
@@ -1013,11 +1060,31 @@ main(int argc, char** argv)
}
}
}
+ if (!jalv.ui) {
+ LILV_FOREACH(uis, u, jalv.uis) {
+ const LilvUI* ui = lilv_uis_get(jalv.uis, u);
+ const LilvNodes* types = lilv_ui_get_classes(ui);
+ LILV_FOREACH(nodes, t, types) {
+ const char * pt = lilv_node_as_uri(lilv_nodes_get(types, t));
+ if (!strcmp(pt, "http://kxstudio.sf.net/ns/lv2ext/external-ui#Widget")) {
+ jalv.externalui = true;
+ jalv.ui = ui;
+ jalv.ui_type = jalv.nodes.ui_externalkx;
+ } else if (!strcmp(pt, "http://lv2plug.in/ns/extensions/ui#external")) {
+ jalv.externalui = true;
+ jalv.ui_type = jalv.nodes.ui_externallv;
+ jalv.ui = ui;
+ }
+ }
+ }
+ }
/* Create ringbuffers for UI if necessary */
if (jalv.ui) {
fprintf(stderr, "UI: %s\n",
lilv_node_as_uri(lilv_ui_get_uri(jalv.ui)));
+ fprintf(stderr, "UI Type: %s\n",
+ lilv_node_as_uri(jalv.ui_type));
} else {
fprintf(stderr, "No appropriate UI found\n");
}
diff --git a/jalv/src/jalv_gtk.c b/jalv/src/jalv_gtk.c
index bb92dbb..5599c0c 100644
--- a/jalv/src/jalv_gtk.c
+++ b/jalv/src/jalv_gtk.c
@@ -803,18 +803,28 @@ build_menu(Jalv* jalv, GtkWidget* window, GtkWidget* vbox)
gtk_box_pack_start(GTK_BOX(vbox), menu_bar, FALSE, FALSE, 0);
}
+void
+on_external_ui_closed(void* controller)
+{
+ Jalv* jalv = (Jalv*) controller;
+ jalv_close_ui(jalv);
+}
+
int
jalv_open_ui(Jalv* jalv)
{
+ LV2_External_UI_Host extui;
GtkWidget* window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
jalv->window = window;
jalv->has_ui = TRUE;
+ extui.ui_closed = on_external_ui_closed;
g_signal_connect(window, "destroy",
G_CALLBACK(on_window_destroy), jalv);
LilvNode* name = lilv_plugin_get_name(jalv->plugin);
gtk_window_set_title(GTK_WINDOW(window), lilv_node_as_string(name));
+ extui.plugin_human_id = jalv_strdup(lilv_node_as_string(name));
lilv_node_free(name);
GtkWidget* vbox = new_box(false, 0);
@@ -832,10 +842,16 @@ jalv_open_ui(Jalv* jalv)
/* Attempt to instantiate custom UI if necessary */
if (jalv->ui && !jalv->opts.generic_ui) {
- jalv_ui_instantiate(jalv, jalv_native_ui_type(jalv), alignment);
+ if (jalv->externalui) {
+ jalv_ui_instantiate(jalv, lilv_node_as_uri(jalv->ui_type), &extui);
+ } else {
+ jalv_ui_instantiate(jalv, jalv_native_ui_type(jalv), alignment);
+ }
}
- if (jalv->ui_instance) {
+ if (jalv->externalui && jalv->extuiptr) {
+ LV2_EXTERNAL_UI_SHOW(jalv->extuiptr);
+ } else if (jalv->ui_instance) {
GtkWidget* widget = (GtkWidget*)suil_instance_get_widget(
jalv->ui_instance);
@@ -843,6 +859,7 @@ jalv_open_ui(Jalv* jalv)
gtk_window_set_resizable(GTK_WINDOW(window), jalv_ui_is_resizable(jalv));
gtk_widget_show_all(vbox);
gtk_widget_grab_focus(widget);
+ gtk_window_present(GTK_WINDOW(window));
} else {
GtkWidget* controls = build_control_widget(jalv, window);
GtkWidget* scroll_win = gtk_scrolled_window_new(NULL, NULL);
@@ -862,13 +879,12 @@ jalv_open_ui(Jalv* jalv)
GTK_WINDOW(window),
MAX(MAX(box_size.width, controls_size.width) + 24, 640),
box_size.height + controls_size.height);
+ gtk_window_present(GTK_WINDOW(window));
}
g_timeout_add(1000 / jalv->ui_update_hz,
(GSourceFunc)jalv_emit_ui_events, jalv);
- gtk_window_present(GTK_WINDOW(window));
-
gtk_main();
zix_sem_post(jalv->done);
return 0;
diff --git a/jalv/src/jalv_internal.h b/jalv/src/jalv_internal.h
index 4531ee6..f24c05a 100644
--- a/jalv/src/jalv_internal.h
+++ b/jalv/src/jalv_internal.h
@@ -44,6 +44,8 @@
#include "lv2_evbuf.h"
#include "symap.h"
+#include "lv2_external_ui.h"
+
#ifdef __cplusplus
extern "C" {
#endif
@@ -139,6 +141,8 @@ typedef struct {
LilvNode* rsz_minimumSize;
LilvNode* work_interface;
LilvNode* work_schedule;
+ LilvNode* ui_externallv;
+ LilvNode* ui_externalkx;
LilvNode* end; ///< NULL terminator for easy freeing of entire structure
} JalvNodes;
@@ -204,6 +208,8 @@ typedef struct {
bool buf_size_set; ///< True iff buffer size callback fired
bool exit; ///< True iff execution is finished
bool has_ui; ///< True iff a control UI is present
+ bool externalui; ///< True iff plugin has an external-ui
+ LV2_External_UI_Widget* extuiptr; ///< data structure used for external-ui
} Jalv;
int
diff --git a/jalv/src/lv2_external_ui.h b/jalv/src/lv2_external_ui.h
new file mode 100644
index 0000000..2c9e6ee
--- /dev/null
+++ b/jalv/src/lv2_external_ui.h
@@ -0,0 +1,109 @@
+/*
+ LV2 External UI extension
+ This work is in public domain.
+
+ This file is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+ If you have questions, contact Filipe Coelho (aka falkTX) <falktx@falktx.com>
+ or ask in #lad channel, FreeNode IRC network.
+*/
+
+/**
+ @file lv2_external_ui.h
+ C header for the LV2 External UI extension <http://kxstudio.sf.net/ns/lv2ext/external-ui>.
+*/
+
+#ifndef LV2_EXTERNAL_UI_H
+#define LV2_EXTERNAL_UI_H
+
+#include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
+
+#define LV2_EXTERNAL_UI_URI "http://kxstudio.sf.net/ns/lv2ext/external-ui"
+#define LV2_EXTERNAL_UI_PREFIX LV2_EXTERNAL_UI_URI "#"
+
+#define LV2_EXTERNAL_UI__Host LV2_EXTERNAL_UI_PREFIX "Host"
+#define LV2_EXTERNAL_UI__Widget LV2_EXTERNAL_UI_PREFIX "Widget"
+
+/** This extension used to be defined by a lv2plug.in URI */
+#define LV2_EXTERNAL_UI_DEPRECATED_URI "http://lv2plug.in/ns/extensions/ui#external"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * When LV2_EXTERNAL_UI__Widget UI is instantiated, the returned
+ * LV2UI_Widget handle must be cast to pointer to LV2_External_UI_Widget.
+ * UI is created in invisible state.
+ */
+typedef struct _LV2_External_UI_Widget {
+ /**
+ * Host calls this function regulary. UI library implementing the
+ * callback may do IPC or redraw the UI.
+ *
+ * @param _this_ the UI context
+ */
+ void (*run)(struct _LV2_External_UI_Widget * _this_);
+
+ /**
+ * Host calls this function to make the plugin UI visible.
+ *
+ * @param _this_ the UI context
+ */
+ void (*show)(struct _LV2_External_UI_Widget * _this_);
+
+ /**
+ * Host calls this function to make the plugin UI invisible again.
+ *
+ * @param _this_ the UI context
+ */
+ void (*hide)(struct _LV2_External_UI_Widget * _this_);
+
+} LV2_External_UI_Widget;
+
+#define LV2_EXTERNAL_UI_RUN(ptr) (ptr)->run(ptr)
+#define LV2_EXTERNAL_UI_SHOW(ptr) (ptr)->show(ptr)
+#define LV2_EXTERNAL_UI_HIDE(ptr) (ptr)->hide(ptr)
+
+/**
+ * On UI instantiation, host must supply LV2_EXTERNAL_UI__Host feature.
+ * LV2_Feature::data must be pointer to LV2_External_UI_Host.
+ */
+typedef struct _LV2_External_UI_Host {
+ /**
+ * Callback that plugin UI will call when UI (GUI window) is closed by user.
+ * This callback will be called during execution of LV2_External_UI_Widget::run()
+ * (i.e. not from background thread).
+ *
+ * After this callback is called, UI is defunct. Host must call LV2UI_Descriptor::cleanup().
+ * If host wants to make the UI visible again, the UI must be reinstantiated.
+ *
+ * @note When using the depreated URI LV2_EXTERNAL_UI_DEPRECATED_URI,
+ * some hosts will not call LV2UI_Descriptor::cleanup() as they should,
+ * and may call show() again without re-initialization.
+ *
+ * @param controller Host context associated with plugin UI, as
+ * supplied to LV2UI_Descriptor::instantiate().
+ */
+ void (*ui_closed)(LV2UI_Controller controller);
+
+ /**
+ * Optional (may be NULL) "user friendly" identifier which the UI
+ * may display to allow a user to easily associate this particular
+ * UI instance with the correct plugin instance as it is represented
+ * by the host (e.g. "track 1" or "channel 4").
+ *
+ * If supplied by host, the string will be referenced only during
+ * LV2UI_Descriptor::instantiate()
+ */
+ const char * plugin_human_id;
+
+} LV2_External_UI_Host;
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* LV2_EXTERNAL_UI_H */

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