# HG changeset patch
# User Thinker K.F. Li <thinker@codemud.net>
# Date 1314800584 -28800
# Node ID b7d70341ee5727ffcc7a591dc9f666346e2b7fa3
# Parent  d42951ebfc6f5dcbee1ce5bfbb0a9e4c0aa6c282
Insert layer with unique name

diff -r d42951ebfc6f -r b7d70341ee57 pyink/MBScene.py
--- a/pyink/MBScene.py	Wed Aug 31 17:16:44 2011 +0800
+++ b/pyink/MBScene.py	Wed Aug 31 22:23:04 2011 +0800
@@ -261,6 +261,15 @@
 	self._domviewui.remember_current_frame(layer_idx, frame_idx)
         pass
 
+    def doAddLayer(self, w):
+	domview = self._domviewui
+	layer_num = domview.get_layer_num()
+	domview.insert_layer(layer_num)
+	pass
+
+    def doRemoveLayer(self, w):
+	pass
+
     def doInsertKeyScene(self,w):
 	layer_idx, frame_idx = self._domviewui.get_active_layer_frame()
 	self.insertKeyScene(layer_idx, frame_idx)
@@ -361,6 +370,14 @@
 	pass
 
     def _add_buttons(self, hbox):
+	btn = gtk.Button('Add a Layer')
+	btn.connect('clicked', self.doAddLayer)
+	hbox.pack_start(btn, expand=False, fill=False)
+
+	btn = gtk.Button('Remove the Layer')
+	btn.connect('clicked', self.doRemoveLayer)
+	hbox.pack_start(btn, expand=False, fill=False)
+
 	btn = gtk.Button('Insert Key')
 	btn.connect('clicked', self.doInsertKeyScene)
 	hbox.pack_start(btn, expand=False, fill=False)
diff -r d42951ebfc6f -r b7d70341ee57 pyink/domview.py
--- a/pyink/domview.py	Wed Aug 31 17:16:44 2011 +0800
+++ b/pyink/domview.py	Wed Aug 31 22:23:04 2011 +0800
@@ -26,6 +26,14 @@
 	self.scenes = []
 	self.group = node
 	pass
+
+    def get_name(self):
+        layer_name = self.group.getAttribute('inkscape:label')
+        return layer_name
+
+    def set_name(self, layer_name):
+        self.group.setAttribute('inkscape:label', layer_name)
+        pass
     pass
 
 
@@ -1577,6 +1585,9 @@
     get_scene = require
     get_node = require
     new_id = require
+    get_current_component = require
+    _get_layers_group_of_component = require
+    _create_comp_layer_group = require
     
     def parse_all_layers(self):
 	layers = self._layers
@@ -1623,13 +1634,40 @@
     def get_layer_num(self):
 	return len(self._layers)
 
+    def _make_unique_layer_name(self, idx):
+        names = [layer.get_name() for layer in self._layers]
+        
+        idx = idx + 1
+        name = 'Layer%d' % (idx)
+        while name in names:
+            idx = idx + 1
+            name = 'Layer%d' % (idx)
+            pass
+        return name
+
+    def get_layer_name(self, layer_idx):
+        layers = self._layers
+        layer = layers[layer_idx]
+        return layer.get_name()
+
+    def set_layer_name(self, layer_idx, name):
+        layers = self._layers
+        layer = layers[layer_idx]
+        layer.set_name(name)
+        pass
+
     ## \brief Add/insert a layer at given position.
     #
     # \param layer_idx is the position in the layer list.
     #
-    def insert_layer(self, layer_idx, layer_group):
+    def insert_layer(self, layer_idx):
 	layers = self._layers
 	
+        comp_name = self.get_current_component()
+        layers_group = self._get_layers_group_of_component(comp_name)
+        layer_name = self._make_unique_layer_name(layer_idx)
+        layer_group = self._create_comp_layer_group(layers_group, layer_name)
+        
 	layer = Layer(layer_group)
 	if layer_idx >= len(layers):
 	    layers.append(layer)
@@ -1790,7 +1828,11 @@
     method_map_traits = {component_manager._start_component_manager:
                              '_start_component_manager',
                          component_manager._get_component:
-                             '_get_component'}
+                             '_get_component',
+                         component_manager._get_layers_group_of_component:
+                             '_get_layers_group_of_component',
+                         component_manager._create_comp_layer_group:
+                             '_create_comp_layer_group'}
 
     # Declare variables, here, for keeping tracking
     _doc = None
diff -r d42951ebfc6f -r b7d70341ee57 pyink/domview_ui.py
--- a/pyink/domview_ui.py	Wed Aug 31 17:16:44 2011 +0800
+++ b/pyink/domview_ui.py	Wed Aug 31 22:23:04 2011 +0800
@@ -809,7 +809,10 @@
     #
     def insert_layer(self, layer_idx):
 	self._dom.insert_layer(layer_idx)
+        layer_name = self._dom.get_layer_name(layer_idx)
+        
 	self._fl_stack.add_frameline(layer_idx)
+        self._fl_stack.set_layer_label(layer_idx, layer_name)
 	self._fl_stack.show_framelines()
 	pass