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Update UI when changing kit_combo after 100 milliseconds to deal with hosts that don't send back port events

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This commit is contained in:
Nick Lanham 2012-02-16 12:45:47 +01:00
parent f6a8f9a514
commit 632b68e7c4
1 changed files with 60 additions and 51 deletions
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111
drmr_ui.c
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@ -125,14 +125,6 @@ static void fill_sample_table(DrMrUi* ui, int samples, GtkWidget** gain_sliders,
}
}
static void kit_combobox_changed(GtkComboBox* box, gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box));
float fkit = (float)new_kit;
if (ui->curKit != new_kit)
ui->write(ui->controller,DRMR_KITNUM,4,0,&fkit);
}
static const char* nstrs = "C C#D D#E F F#G G#A A#B ";
static char baseLabelBuf[32];
static void setBaseLabel(int noteIdx) {
@ -165,6 +157,66 @@ static void fill_kit_combo(GtkComboBox* combo, kits* kits) {
}
}
static gboolean idle = FALSE;
static gboolean kit_callback(gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
if (ui->kitReq != ui->curKit) {
int samples = (ui->kitReq<ui->kits->num_kits && ui->kitReq >= 0)?
ui->kits->kits[ui->kitReq].samples:
0;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
if (ui->sample_table) {
gain_sliders = ui->gain_sliders;
pan_sliders = ui->pan_sliders;
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
if (gain_sliders) free(gain_sliders);
if (pan_sliders) free(pan_sliders);
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
ui->sample_table = NULL;
}
if (samples > 0) {
ui->sample_table = GTK_TABLE(gtk_table_new(1,1,true));
gtk_table_set_col_spacings(ui->sample_table,5);
gtk_table_set_row_spacings(ui->sample_table,5);
gain_sliders = malloc(samples*sizeof(GtkWidget*));
pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples,gain_sliders,pan_sliders);
gtk_box_pack_start(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),
true,true,5);
gtk_box_reorder_child(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),0);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
ui->samples = samples;
ui->gain_sliders = gain_sliders;
ui->pan_sliders = pan_sliders;
ui->curKit = ui->kitReq;
gtk_combo_box_set_active(ui->kit_combo,ui->curKit);
}
}
idle = FALSE;
return FALSE; // don't keep calling
}
static void kit_combobox_changed(GtkComboBox* box, gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box));
float fkit = (float)new_kit;
if (ui->curKit != new_kit)
ui->write(ui->controller,DRMR_KITNUM,4,0,&fkit);
/* Call our update func after 100 milliseconds.
*
* This is a hack to deal with hosts that don't send
* back port_events properly after the write function.
* In particular, qtractor doesn't, at the moment.
*/
ui->kitReq = new_kit;
g_timeout_add(100,kit_callback,ui);
}
static void build_drmr_ui(DrMrUi* ui) {
GtkWidget *drmr_ui_widget;
GtkWidget *opts_hbox, *kit_combo_box, *kit_label, *base_label, *base_spin;
@ -271,49 +323,6 @@ static gboolean slider_callback(gpointer data) {
return FALSE; // don't keep calling
}
static gboolean idle = FALSE;
static gboolean kit_callback(gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
if (ui->kitReq != ui->curKit) {
int samples = (ui->kitReq<ui->kits->num_kits && ui->kitReq >= 0)?
ui->kits->kits[ui->kitReq].samples:
0;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
if (ui->sample_table) {
gain_sliders = ui->gain_sliders;
pan_sliders = ui->pan_sliders;
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
if (gain_sliders) free(gain_sliders);
if (pan_sliders) free(pan_sliders);
gtk_widget_destroy(GTK_WIDGET(ui->sample_table));
ui->sample_table = NULL;
}
if (samples > 0) {
ui->sample_table = GTK_TABLE(gtk_table_new(1,1,true));
gtk_table_set_col_spacings(ui->sample_table,5);
gtk_table_set_row_spacings(ui->sample_table,5);
gain_sliders = malloc(samples*sizeof(GtkWidget*));
pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples,gain_sliders,pan_sliders);
gtk_box_pack_start(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),
true,true,5);
gtk_box_reorder_child(GTK_BOX(ui->drmr_widget),GTK_WIDGET(ui->sample_table),0);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
ui->samples = samples;
ui->gain_sliders = gain_sliders;
ui->pan_sliders = pan_sliders;
ui->curKit = ui->kitReq;
gtk_combo_box_set_active(ui->kit_combo,ui->curKit);
}
}
idle = FALSE;
return FALSE; // don't keep calling
}
static void
port_event(LV2UI_Handle handle,
uint32_t port_index,