ListView for procedures and functions.

Author: Davide Rosa

parser_module.py

@@ -17,17 +17,25 @@ def fread_lines(file_path_and_name):
     return content
 
 
-class KRLModuleSrcFileParser(parser_instructions.KRLGenericParser):
+class KRLModuleSrcFileParser(parser_instructions.KRLGenericParser, gui.HBox):
     file_path_name = ''   # the str path and file
-    
     def __init__(self, file_path_name):
         # read all instructions, parse and collect definitions
+        self.krl_procedures_and_functions_list = []
         self.indent_comments = False
         self.file_path_name = file_path_name
         permissible_instructions = ['procedure begin', 'function begin']
         permissible_instructions_dictionary = {k:v for k,v in parser_instructions.instructions_defs.items() if k in permissible_instructions}
         parser_instructions.KRLGenericParser.__init__(self, permissible_instructions_dictionary)
+
+        gui.HBox.__init__(self)
+        self.append(gui.ListView(), 'list')
+        self.children['list'].onselection.do(self.on_proc_list_selected)
 
+    def on_proc_list_selected(self, widget, selected_key):
+        self.append(widget.children[selected_key].node, 'proc_to_view')
+        widget.children[selected_key].node.draw()
+
     def parse_single_instruction(self, code_line_original, code_line, instruction_name, match_groups, file_lines):
         translation_result_tmp = []
 
@@ -41,7 +49,10 @@ def parse_single_instruction(self, code_line_original, code_line, instruction_na
             translation_result_tmp.append( "def " + procedure_name + "(" + ", ".join(param_names) + "):" )
 
             node = parser_instructions.KRLProcedureParser( procedure_name, param_names )
-            self.append(node)
+            #self.append(node)
+            li = gui.ListItem(node.name)
+            li.node = node
+            self.children['list'].append(li)
             _translation_result_tmp, file_lines = node.parse(file_lines)
             if len(_translation_result_tmp):
                 translation_result_tmp.extend(_translation_result_tmp)
@@ -57,7 +68,9 @@ def parse_single_instruction(self, code_line_original, code_line, instruction_na
             translation_result_tmp.append( "def " + procedure_name + "(" + ", ".join(param_names) + "): #function returns %s"%return_value_type_name )
 
             node = parser_instructions.KRLFunctionParser( procedure_name, param_names, return_value_type_name )
-            self.append(node)
+            li = gui.ListItem(node.name)
+            li.node = node
+            self.children['list'].append(li)
             _translation_result_tmp, file_lines = node.parse(file_lines)
             if len(_translation_result_tmp):
                 translation_result_tmp.extend(_translation_result_tmp)
@@ -68,53 +81,6 @@ def parse_single_instruction(self, code_line_original, code_line, instruction_na
 
         return translation_result_tmp, file_lines
 
-    def recalc_size_and_arrange_children(self):
-        #remove all drawings prior to redraw it
-        for k in self.drawings_keys:
-            self.remove_child(self.children[k])
-        self.drawings_keys = []
-
-        w = max( len(self.box_text_content) * self.text_letter_width, 200 )
-        h = self.box_height
-
-        w_max = w
-        #estimate self width
-        for k in self._render_children_list:
-            v = self.children[k]
-            v.draw()
-            w_max = max(w_max, float(v.attr_width))
-
-        gap_between_elements = 70
-        #set position for children
-        for k in self._render_children_list:
-            v = self.children[k]
-            v.set_position(-float(v.attr_width)/2, h + gap_between_elements)
-            h = h + float(v.attr_height) + gap_between_elements
-
-        gui._MixinSvgSize.set_size(self, w_max+self.margins*2, h+self.margins*2)
-
-        self.set_viewbox(-w_max/2-self.margins, -self.margins, w_max+self.margins*2, h+self.margins*2)
-
-        return w_max+self.margins*2, h+self.margins*2
-
-    #overloads FlowInstruction.draw§()
-    def draw(self):
-        self.box_height = 50
-        w, h = self.recalc_size_and_arrange_children()
-
-        #central box
-        self.drawings_keys.append( self.append(gui.SvgRectangle(-w/2, 0, w, h), 'box') )
-
-        #text
-        txt = gui.SvgText(0, self.box_height/2, self.box_text_content)
-        txt.attributes['text-anchor'] = 'middle'
-        txt.attributes['dominant-baseline'] = 'middle' #'central'
-        self.drawings_keys.append( self.append(txt, 'text') )
-
-        self.children['box'].set_stroke(1, 'black')
-        self.children['box'].set_fill('transparent')
-
-
 
 class KRLModuleDatFileParser(parser_instructions.KRLGenericParser):
     file_path_name = ''   # the str path and file
@@ -130,53 +96,14 @@ def __init__(self, file_path_name):
         permissible_instructions_dictionary = {k:v for k,v in parser_instructions.instructions_defs.items() if k in permissible_instructions}
         self.permissible_instructions_dictionary.update(permissible_instructions_dictionary)
 
-    def parse_single_instruction(self, code_line_original, code_line, instruction_name, match_groups, file_lines):
-        translation_result_tmp = []
 
-        if instruction_name == 'dat begin':
-            return translation_result_tmp, file_lines
-
-        if instruction_name == 'dat end':
-            return translation_result_tmp, file_lines
-
-        _translation_result_tmp, file_lines = parser_instructions.KRLGenericParser.parse_single_instruction(self, code_line_original, code_line, instruction_name, match_groups, file_lines)
-        if len(_translation_result_tmp):
-            translation_result_tmp.extend(_translation_result_tmp)
-
-        return translation_result_tmp, file_lines 
-
-    #overloads FlowInstruction.draw§()
-    def draw(self):
-        self.box_height = 50
-        w, h = self.recalc_size_and_arrange_children()
-        
-        title_box_width = max( len(self.box_text_content) * self.text_letter_width, 200 )
-
-        self.drawings_keys.append( self.append(gui.SvgRectangle(-w/2, 0, title_box_width, self.box_height), 'title') )
-        #central box
-        self.drawings_keys.append( self.append(gui.SvgRectangle(-w/2, self.box_height, w, h), 'box') )
-
-        #text
-        txt = gui.SvgText(-w/2 + title_box_width/2, self.box_height/2, self.box_text_content)
-        #txt.attr_textLength = w-w*0.1
-        #txt.attr_lengthAdjust = 'spacingAndGlyphs' # 'spacing'
-        txt.attributes['text-anchor'] = 'middle'
-        txt.attributes['dominant-baseline'] = 'middle' #'central'
-        self.drawings_keys.append( self.append(txt, 'text') )
-
-        self.children['title'].set_stroke(1, 'black')
-        self.children['title'].set_fill('lightyellow')
-
-        self.children['box'].set_stroke(1, 'black')
-        self.children['box'].set_fill('transparent')
-            
-
-class KRLModule(flow_chart_graphics.FlowInstruction):
+class KRLModule(gui.VBox):
     name = ''
     module_dat = None   # KRLDat instance
     module_src = None   # KRLSrc instance
-    def __init__(self, module_name, dat_path_and_file = '', src_path_and_file = '', imports_to_prepend = ''):
-        flow_chart_graphics.FlowInstruction.__init__(self)
+    def __init__(self, module_name, dat_path_and_file = '', src_path_and_file = '', imports_to_prepend = '', *args, **kwargs):
+        super(KRLModule, self).__init__(*args, **kwargs)
+        self.append(gui.Label("MODULE: %s"%module_name))
         self.name = module_name
         if len(dat_path_and_file):
             self.module_dat = KRLModuleDatFileParser(dat_path_and_file)
@@ -195,7 +122,6 @@ def __init__(self, module_name, dat_path_and_file = '', src_path_and_file = '',
         if len(src_path_and_file):
             has_dat = not (self.module_dat is None)
             self.module_src = KRLModuleSrcFileParser(src_path_and_file)
-            self.module_src.box_text_content = "SRC %s"%module_name
             self.append(self.module_src)
             file_lines = fread_lines(src_path_and_file)
             translation_result, file_lines = self.module_src.parse(file_lines)
@@ -204,53 +130,7 @@ def __init__(self, module_name, dat_path_and_file = '', src_path_and_file = '',
                     f.write(imports_to_prepend)
                 for l in translation_result:
                     f.write(l + '\n')
-        self.box_text_content = self.name
-        self.draw()
-
-    def recalc_size_and_arrange_children(self):
-        #remove all drawings prior to redraw it
-        for k in self.drawings_keys:
-            self.remove_child(self.children[k])
-        self.drawings_keys = []
-
-        w = max( len(self.box_text_content) * self.text_letter_width, 200 )
-        h = self.box_height
-
-        w_max = w
-        #estimate self width
-        for k in self._render_children_list:
-            v = self.children[k]
-            v.draw()
-            w_max = max(w_max, float(v.attr_width))
-
-        #set position for children
-        for k in self._render_children_list:
-            v = self.children[k]
-            v.set_position(-float(v.attr_width)/2, h)
-            h = h + float(v.attr_height) 
-
-        gui._MixinSvgSize.set_size(self, w_max+self.margins*2, h+self.margins*2)
-
-        self.set_viewbox(-w_max/2-self.margins, -self.margins, w_max+self.margins*2, h+self.margins*2)
-
-        return w_max+self.margins*2, h+self.margins*2
-
-    #overloads FlowInstruction.draw§()
-    def draw(self):
-        self.box_height = 50
-        w, h = self.recalc_size_and_arrange_children()
-
-        #central box
-        self.drawings_keys.append( self.append(gui.SvgRectangle(-w/2, 0, w, h), 'box') )
-
-        #text
-        txt = gui.SvgText(0, self.box_height/2, self.box_text_content)
-        txt.attributes['text-anchor'] = 'middle'
-        txt.attributes['dominant-baseline'] = 'middle' #'central'
-        self.drawings_keys.append( self.append(txt, 'text') )
-
-        self.children['box'].set_stroke(1, 'black')
-        self.children['box'].set_fill('transparent')
 
+