From 5ea99b4baf07ce78b9a3d4d4640f0c17cb222062 Mon Sep 17 00:00:00 2001
From: Victor Lazzarini <Victor.Lazzarini@nuim.ie>
Date: Sun, 06 Apr 2008 22:19:30 +0000
Subject: Added a couple of methods for metadata saving/retrieving/resuming from Journal

Fixed the in/out focus for log sliders
---
(limited to 'Waves.activity/csndsugui.py')

diff --git a/Waves.activity/csndsugui.py b/Waves.activity/csndsugui.py
index 8281b19..621587c 100644
--- a/Waves.activity/csndsugui.py
+++ b/Waves.activity/csndsugui.py
@@ -26,7 +26,7 @@
 #    file might be covered by the GNU Lesser General Public License.
 #
 #
-#  version 0.1.2  18/03/08
+#  version 0.1.2  24/03/08
 
 import pygtk
 pygtk.require('2.0')
@@ -48,18 +48,18 @@ class BasicGUI:
     def set_channel(self,name, val):
        """basic bus channel setting method,
        should be overriden for full-functionality."""
-       print "channel:%s, value:%.1f" % (name,val)
+       self.logger.debug("channel:%s, value:%.1f" % (name,val))
 
     def set_filechannel(self,chan,name):
         """basic filename channel setting method
         should be overriden for full-functionality."""
-        print "channel:%s, filename:%s" % (chan,name)
+        self.logger.debug("channel:%s, filename:%s" % (chan,name))
 
     
     def set_message(self, mess):
         """basic message setting method
         should be overriden for full-functionality."""
-        print mess
+        self.logger.debug(mess)
 
     def get_slider_value(self,name):
         """returns the slider value
@@ -96,7 +96,7 @@ class BasicGUI:
     
     def set_focus(self):
         """ called whenever the focus changes """
-        print self.focus
+        self.logger.debug(self.focus)
 
     def focus_out(self, widget, event):
         if(self.focus):
@@ -125,6 +125,14 @@ class BasicGUI:
             i[0].modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0xFFFF,0,0, 2))
           self.set_channel(i[1], i[2])  
 
+    def button_setvalue(self, widget, value):
+          if not value: 
+            widget.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0x0FFF,0,0x00FF, 2))
+            widget.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0xFFFF,0,0xFFFF, 2))
+          else:
+            widget.modify_bg(gtk.STATE_NORMAL, gtk.gdk.Color(0xFFFF,0,0, 1))
+            widget.modify_bg(gtk.STATE_PRELIGHT, gtk.gdk.Color(0xFFFF,0,0, 2))
+
     def mbuttcallback(self, widget, data=None):
       for i in self.mbuttons:
          if i[0] == widget:
@@ -163,8 +171,6 @@ class BasicGUI:
     def destroy_chooser(self,widget):
         self.curfile[0].destroy()
         
-        
-    # internal callback
     def fbuttcallback(self, widget, data=None):
       self.focus_disconnect()
       self.fback = self.window.connect('focus_in_event', self.focus_back)
@@ -466,14 +472,77 @@ class BasicGUI:
 
     def channels_reinit(self):
        """ resets channel to current widget values"""
-       for i in self.channel_widgets:
-         for j in i:
+       for j in self.buttons:
+           self.set_channel(j[1],j[2])
+       for j in self.sliders:
+          if j[4]:                
+            self.set_channel(j[1],j[2])           
+            pass
+          else:
+            value = j[5]*pow(j[6]/j[5], j[2]/j[6])
+            self.set_channel(j[1], value)
+       for j in self.spins:
+           self.set_channel(j[1],j[2])  
+       
+         
+                
+    def widgets_reset(self):
+       """ resets widget to channel values""" 
+       for j in self.buttons:
+           self.button_setvalue(j[0], j[2])
+           self.set_channel(j[1],j[2])
+       for j in self.sliders:
+           j[0].set_value(j[2])
+           j[0].emit("value_changed")
+       for j in self.spins:
+           j[0].set_value(j[2])
+           j[0].emit("value_changed")            
+    
+    def channels_save(self):
+        """ Saves a list with channel names and current values.
+            Returns a list of tuples (channel_name, channel_value)"""
+        chan_list = []
+        for i in self.channel_widgets:
+          for j in i:
            if(j[1] != "pause"):
              if(j[1] != "play"):
                if(j[1] != "reset"):
-                self.set_channel(j[1],j[2])
-                self.logger.debug(j[1])
+                chan_list.append((j[1],j[2]));
+        return chan_list
 
+    def channels_load(self, chan_list):
+        """ Loads a list with channel names and values into the
+            current channel list """
+        for i in self.channnel_widgets:
+         for j in i:
+           cnt = 0
+           while(j[1] == chan_list[cnt][0]):
+                j[1] = chann_list[cnt][0]
+                j[2] = chan_list[cnt][1]
+                cnt = cnt+1
+        self.widgets_reset()
+
+    def set_channel_metadata(self):
+        """ Saves channel data as metadata. Can be called in
+            write_file() to save channel/widget data """
+        mdata = self.channels_save()
+        for i in mdata:
+           self.window.metadata['channel-'+i[0]] = str(i[1])
+
+    def get_channel_metadata(self):
+        """ Retrieves channel data from metadata. Can be called after
+            widgets have been created to retrieve channel data and 
+            reset widgets """
+        for i in self.channel_widgets:
+          for j in i:
+           mdata = self.window.metadata.get('channel-'+j[1],'0')
+           if mdata is None: continue
+           else:
+            try: j[2] = float(mdata)
+            except: j[2] = mdata 
+        self.widgets_reset()
+         
+             
     def nofocus(self):
        pass
    
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