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authorDavid Robillard <d@drobilla.net>2013-02-11 00:18:55 +0000
committerDavid Robillard <d@drobilla.net>2013-02-11 00:18:55 +0000
commitb91e1a81db7b45d0460da1c8a134d855e0ff265c (patch)
tree3da714cd19b9171bc48614f1442c82383550ffca /plugins/eg-sampler.lv2/sampler_ui.c
parent5367f7265e123aa8a26f8e3d3fb964f18c3250b2 (diff)
downloadlv2-b91e1a81db7b45d0460da1c8a134d855e0ff265c.tar.xz
Order examples in a sensible progression for the book.
Diffstat (limited to 'plugins/eg-sampler.lv2/sampler_ui.c')
-rw-r--r--plugins/eg-sampler.lv2/sampler_ui.c201
1 files changed, 0 insertions, 201 deletions
diff --git a/plugins/eg-sampler.lv2/sampler_ui.c b/plugins/eg-sampler.lv2/sampler_ui.c
deleted file mode 100644
index 40922ae..0000000
--- a/plugins/eg-sampler.lv2/sampler_ui.c
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- LV2 Sampler Example Plugin UI
- Copyright 2011-2012 David Robillard <d@drobilla.net>
-
- Permission to use, copy, modify, and/or distribute this software for any
- purpose with or without fee is hereby granted, provided that the above
- copyright notice and this permission notice appear in all copies.
-
- THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-*/
-
-/**
- @file ui.c Sampler Plugin UI
-*/
-
-#include <stdlib.h>
-
-#include <gtk/gtk.h>
-
-#include "lv2/lv2plug.in/ns/ext/atom/atom.h"
-#include "lv2/lv2plug.in/ns/ext/atom/forge.h"
-#include "lv2/lv2plug.in/ns/ext/atom/util.h"
-#include "lv2/lv2plug.in/ns/ext/patch/patch.h"
-#include "lv2/lv2plug.in/ns/ext/urid/urid.h"
-#include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
-
-#include "./uris.h"
-
-#define SAMPLER_UI_URI "http://lv2plug.in/plugins/eg-sampler#ui"
-
-typedef struct {
- LV2_Atom_Forge forge;
-
- LV2_URID_Map* map;
- SamplerURIs uris;
-
- LV2UI_Write_Function write;
- LV2UI_Controller controller;
-
- GtkWidget* box;
- GtkWidget* button;
- GtkWidget* label;
-} SamplerUI;
-
-static void
-on_load_clicked(GtkWidget* widget,
- void* handle)
-{
- SamplerUI* ui = (SamplerUI*)handle;
-
- /* Create a dialog to select a sample file. */
- GtkWidget* dialog = gtk_file_chooser_dialog_new(
- "Load Sample",
- NULL,
- GTK_FILE_CHOOSER_ACTION_OPEN,
- GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
- GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
- NULL);
-
- /* Run the dialog, and return if it is cancelled. */
- if (gtk_dialog_run(GTK_DIALOG(dialog)) != GTK_RESPONSE_ACCEPT) {
- gtk_widget_destroy(dialog);
- return;
- }
-
- /* Get the file path from the dialog. */
- char* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
-
- /* Got what we need, destroy the dialog. */
- gtk_widget_destroy(dialog);
-
-#define OBJ_BUF_SIZE 1024
- uint8_t obj_buf[OBJ_BUF_SIZE];
- lv2_atom_forge_set_buffer(&ui->forge, obj_buf, OBJ_BUF_SIZE);
-
- LV2_Atom* msg = write_set_file(&ui->forge, &ui->uris,
- filename, strlen(filename));
-
- ui->write(ui->controller, 0, lv2_atom_total_size(msg),
- ui->uris.atom_eventTransfer,
- msg);
-
- g_free(filename);
-}
-
-static LV2UI_Handle
-instantiate(const LV2UI_Descriptor* descriptor,
- const char* plugin_uri,
- const char* bundle_path,
- LV2UI_Write_Function write_function,
- LV2UI_Controller controller,
- LV2UI_Widget* widget,
- const LV2_Feature* const* features)
-{
- SamplerUI* ui = (SamplerUI*)malloc(sizeof(SamplerUI));
- ui->map = NULL;
- ui->write = write_function;
- ui->controller = controller;
- ui->box = NULL;
- ui->button = NULL;
- ui->label = NULL;
-
- *widget = NULL;
-
- for (int i = 0; features[i]; ++i) {
- if (!strcmp(features[i]->URI, LV2_URID_URI "#map")) {
- ui->map = (LV2_URID_Map*)features[i]->data;
- }
- }
-
- if (!ui->map) {
- fprintf(stderr, "sampler_ui: Host does not support urid:Map\n");
- free(ui);
- return NULL;
- }
-
- map_sampler_uris(ui->map, &ui->uris);
-
- lv2_atom_forge_init(&ui->forge, ui->map);
-
- ui->box = gtk_vbox_new(FALSE, 4);
- ui->label = gtk_label_new("?");
- ui->button = gtk_button_new_with_label("Load Sample");
- gtk_box_pack_start(GTK_BOX(ui->box), ui->label, TRUE, TRUE, 4);
- gtk_box_pack_start(GTK_BOX(ui->box), ui->button, FALSE, FALSE, 4);
- g_signal_connect(ui->button, "clicked",
- G_CALLBACK(on_load_clicked),
- ui);
-
- *widget = ui->box;
-
- return ui;
-}
-
-static void
-cleanup(LV2UI_Handle handle)
-{
- SamplerUI* ui = (SamplerUI*)handle;
- gtk_widget_destroy(ui->button);
- free(ui);
-}
-
-static void
-port_event(LV2UI_Handle handle,
- uint32_t port_index,
- uint32_t buffer_size,
- uint32_t format,
- const void* buffer)
-{
- SamplerUI* ui = (SamplerUI*)handle;
- if (format == ui->uris.atom_eventTransfer) {
- LV2_Atom* atom = (LV2_Atom*)buffer;
- if (atom->type == ui->uris.atom_Blank) {
- LV2_Atom_Object* obj = (LV2_Atom_Object*)atom;
- const LV2_Atom* file_uri = read_set_file(&ui->uris, obj);
- if (!file_uri) {
- fprintf(stderr, "Unknown message sent to UI.\n");
- return;
- }
-
- const char* uri = (const char*)LV2_ATOM_BODY(file_uri);
- gtk_label_set_text(GTK_LABEL(ui->label), uri);
- } else {
- fprintf(stderr, "Unknown message type.\n");
- }
- } else {
- fprintf(stderr, "Unknown format.\n");
- }
-}
-
-static const void*
-extension_data(const char* uri)
-{
- return NULL;
-}
-
-static const LV2UI_Descriptor descriptor = {
- SAMPLER_UI_URI,
- instantiate,
- cleanup,
- port_event,
- extension_data
-};
-
-LV2_SYMBOL_EXPORT
-const LV2UI_Descriptor*
-lv2ui_descriptor(uint32_t index)
-{
- switch (index) {
- case 0:
- return &descriptor;
- default:
- return NULL;
- }
-}