[SCM] calf/master: + LineGraph, GUI: LineGraph refresh is done up to 60 times per second via timeouts, and not at all if window is minimized (which it can't be for now anyway)

[js at users.alioth.debian.org]

The following commit has been merged in the master branch:
commit 0e0c304d2c87200b0ca7acbf7d531bcaf7289957
Author: kfoltman <kfoltman at 78b06b96-2940-0410-b7fc-879d825d01d8>
Date:   Sun Dec 30 16:46:00 2007 +0000

    + LineGraph, GUI: LineGraph refresh is done up to 60 times per second via timeouts, and not at all if window is minimized (which it can't be for now anyway)
    
    
    
    git-svn-id: https://calf.svn.sourceforge.net/svnroot/calf/trunk@61 78b06b96-2940-0410-b7fc-879d825d01d8

diff --git a/src/calf/gui.h b/src/calf/gui.h
index 16bff73..b690b57 100644
--- a/src/calf/gui.h
+++ b/src/calf/gui.h
@@ -177,6 +177,7 @@ struct combo_box_param_control: public param_control
 struct line_graph_param_control: public param_control
 {
     CalfLineGraph *graph;
+    int source_id;
 
     virtual GtkWidget *create(plugin_gui *_gui, int _param_no);
     virtual void get() {}
diff --git a/src/gui.cpp b/src/gui.cpp
index 37a8c56..3bd438a 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -269,7 +269,7 @@ GtkWidget *knob_param_control::create(plugin_gui *_gui, int _param_no)
 {
     gui = _gui;
     param_no = _param_no;
-    const parameter_properties &props = get_props();
+    // const parameter_properties &props = get_props();
     
     //widget = calf_knob_new_with_range (props.to_01 (gui->plugin->get_param_value(param_no)), 0, 1, 0.01);
     widget = calf_knob_new();
@@ -325,7 +325,7 @@ GtkWidget *line_graph_param_control::create(plugin_gui *_gui, int _param_no)
 {
     gui = _gui;
     param_no = _param_no;
-    const parameter_properties &props = get_props();
+    // const parameter_properties &props = get_props();
     
     widget = calf_line_graph_new ();
     CalfLineGraph *clg = CALF_LINE_GRAPH(widget);
@@ -335,20 +335,27 @@ GtkWidget *line_graph_param_control::create(plugin_gui *_gui, int _param_no)
     clg->source_id = param_no;
     
     if (get_int("refresh", 0))
-        g_idle_add(update, this);
+        source_id = g_timeout_add_full(G_PRIORITY_LOW, 1000/30, update, this, NULL); // 30 fps should be enough for everybody
     
     return widget;
 }
 
 void line_graph_param_control::set()
 {
-    gtk_widget_queue_draw(widget);
+    GtkWidget *tw = gtk_widget_get_toplevel(widget);
+    if (tw && GTK_WIDGET_TOPLEVEL(tw))
+    {
+        int ws = gdk_window_get_state(widget->window);
+        if (ws & (GDK_WINDOW_STATE_WITHDRAWN | GDK_WINDOW_STATE_ICONIFIED))
+            return;
+        gtk_widget_queue_draw(widget);
+    }
 }
 
 line_graph_param_control::~line_graph_param_control()
 {
     if (get_int("refresh", 0))
-        g_idle_remove_by_data(this);
+        g_source_remove(source_id);
 }
 
 /******************************** GUI proper ********************************/

-- 
calf audio plugins packaging