yentl
/
modelverse_GUI


			
				
					
						
						
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							<class name="MainWindow">
    <relationships>
        <inheritance class="tk.Toplevel" priority="1"/>
        <inheritance class="SCCDWidget" priority="0"/>
        <association name="parent" class="A"/>
        <association name="toolbars" class="Toolbar"/>
        <association name="subwindow" class="Window"/>
        <association name="canvas" class="Canvas"/>
        <association name="progress_bar" class="ProgressBar"/>
    </relationships>

    <constructor>
        <super class="tk.TopLevel"/>
        <super class="SCCDWidget"/>
        <body>
            self.toolbar_frame = tk.Frame(self)
            self.canvas_frame = tk.Frame(self)
            self.progressbar_frame = tk.Frame(self)
            self.toolbar_frame.pack(fill=tk.X)
            self.canvas_frame.pack(fill=tk.BOTH, expand=tk.TRUE)
            self.progressbar_frame.pack(fill=tk.X)
        </body>
    </constructor>

    <destructor>
        <body>
            self.destroy()
        </body>
    </destructor>

    <scxml initial="init">
        <state id="init" initial="generic_toolbar">
            <state id="generic_toolbar">
                <onentry>
                    <raise event="create_instance" scope="cd">
                        <parameter expr="'toolbars'"/>
                        <parameter expr="'GenericToolbar'"/>
                        <parameter expr="self.toolbar_frame"/>
                    </raise>
                </onentry>

                <transition event="instance_created" target="../pack_generic">
                    <parameter name="association_name"/>
                    <raise event="start_instance" scope="cd">
                        <parameter expr="association_name"/>
                    </raise>
                </transition>
            </state>
            
            <state id="pack_generic">
                <transition event="tk_widget" target="../canvas">
                    <parameter name="tk_elem"/>
                    <script>
                        tk_elem.pack(side=tk.LEFT, fill=tk.X, expand=tk.TRUE)
                    </script>
                </transition>
            </state>

            <state id="canvas">
                <onentry>
                    <raise event="create_instance" scope="cd">
                        <parameter expr="'canvas'"/>
                        <parameter expr="'Canvas'"/>
                        <parameter expr="self.canvas_frame"/>
                    </raise>
                </onentry>
                
                <transition event="instance_created" target="../pack_canvas">
                    <parameter name="association_name"/>
                    <raise event="start_instance" scope="cd">
                        <parameter expr="association_name"/>
                    </raise>
                </transition>
            </state>

            <state id="pack_canvas">
                <transition event="tk_widget" target="../progressbar">
                    <parameter name="tk_elem"/>
                    <script>
                        tk_elem.pack(fill=tk.BOTH, expand=tk.TRUE)
                    </script>
                </transition>
            </state>

            <state id="progressbar">
                <onentry>
                    <raise event="create_instance" scope="cd">
                        <parameter expr="'progress_bar'"/>
                        <parameter expr="'ProgressBar'"/>
                        <parameter expr="{'parent': self.progressbar_frame}"/>
                    </raise>
                </onentry>

                <transition event="instance_created" target="../pack_progressbar">
                    <parameter name="association_name"/>
                    <raise event="start_instance" scope="cd">
                        <parameter expr="association_name"/>
                    </raise>
                </transition>
            </state>

            <state id="pack_progressbar">
                <transition event="tk_widget" target="../../running">
                    <parameter name="tk_elem"/>
                    <script>
                        tk_elem.pack(fill=tk.X, expand=tk.TRUE)
                    </script>
                </transition>
            </state>
        </state>

        <state id="running" initial="idle">
            <state id="idle">
                <onentry>
                    <raise event="update_status" scope="narrow" target="'progress_bar'">
                        <parameter expr="0"/>
                        <parameter expr="'Ready for action!'"/>
                    </raise>
                </onentry>
                <transition event="create_new_model" target="../create_new_model"/>
                <transition event="open_model" target="../open_model"/>
                <transition event="rerender_model" target="../rerender_model"/>
            </state>

            <state id="open_model" initial="query_model">
                <state id="query_model">
                    <onentry>
                        <raise event="create_instance" scope="cd">
                            <parameter expr="'subwindow'"/>
                            <parameter expr="'Browser'"/>
                            <parameter expr="'Select model to open'"/>
                            <parameter expr="['formalisms/SimpleClassDiagrams']"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="0"/>
                            <parameter expr="'Browsing for model...'"/>
                        </raise>
                    </onentry>

                    <transition event="instance_created" target="../wait_for_model">
                        <parameter name="association_name"/>
                        <raise event="start_instance" scope="cd">
                            <parameter expr="association_name"/>
                        </raise>
                        <script>
                            self.subwindow = association_name
                        </script>
                    </transition>
                </state>

                <state id="wait_for_model">
                    <transition event="close_window" target="../../idle">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>

                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="10"/>
                            <parameter expr="'Browsing for model... OK'"/>
                        </raise>
                    </transition>

                    <transition event="browse_result" target="../got_model">
                        <parameter name="result"/>
                        <script>
                            global current_model
                            current_model = result
                        </script>
                    </transition>
                </state>

                <state id="got_model">
                    <transition event="close_window" target="../search_metamodels">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                    </transition>
                </state>

                <state id="search_metamodels">
                    <onentry>
                        <raise event="mv_request" scope="broad">
                            <parameter expr="'model_types'"/>
                            <parameter expr="[current_model]"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="10"/>
                            <parameter expr="'Querying existing metamodels...'"/>
                        </raise>
                    </onentry>

                    <transition event="mv_response" target="../prompt_metamodel">
                        <parameter name="result"/>
                        <script>
                            print("Allowable types for this model: " + str(result))
                            global current_metamodel
                            if len(result) > 0:
                                current_metamodel = next(iter(result))
                            else:
                                current_metamodel = ''
                        </script>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="20"/>
                            <parameter expr="'Querying existing metamodels... OK'"/>
                        </raise>
                    </transition>
                </state>

                <state id="prompt_metamodel">
                    <onentry>
                        <raise event="create_instance" scope="cd">
                            <parameter expr="'subwindow'"/>
                            <parameter expr="'PromptWindow'"/>
                            <parameter expr="{'Metamodel name': current_metamodel}"/>
                            <parameter expr="{}"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="30"/>
                            <parameter expr="'Requesting desired metamodel...'"/>
                        </raise>
                    </onentry>

                    <transition event="instance_created" target="../waiting_for_metamodel_name">
                        <parameter name="association_name"/>
                        <raise event="start_instance" scope="cd">
                            <parameter expr="association_name"/>
                        </raise>
                        <script>
                            self.subwindow = association_name
                        </script>
                    </transition>
                </state>

                <state id="waiting_for_metamodel_name">
                    <transition event="prompt_results" target=".">
                        <parameter name="results"/>
                        <script>
                            global current_metamodel
                            current_metamodel = results["Metamodel name"]
                        </script>
                    </transition>

                    <transition event="close_window" cond="current_metamodel != ''" target="../store_metamodel">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="40"/>
                            <parameter expr="'Requesting desired metamodel... OK'"/>
                        </raise>
                    </transition>

                    <transition event="close_window" cond="current_metamodel == ''" target="../../idle">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                        <script>
                            global current_model
                            global current_metamodel
                            current_model = None
                            current_metamodel = None
                        </script>
                    </transition>
                </state>

                <state id="store_metamodel">
                    <onentry>
                        <raise event="mv_request" scope="broad">
                            <parameter expr="'alter_context'"/>
                            <parameter expr="[current_model, current_metamodel]"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="45"/>
                            <parameter expr="'Storing model context...'"/>
                        </raise>
                    </onentry>

                    <transition event="mv_response" target="../../rerender_model"/>
                </state>
            </state>

            <state id="create_new_model" initial="query_metamodel">
                <state id="query_metamodel">
                    <onentry>
                        <raise event="create_instance" scope="cd">
                            <parameter expr="'subwindow'"/>
                            <parameter expr="'Browser'"/>
                            <parameter expr="'Select metamodel to instantiate'"/>
                            <parameter expr="['formalisms/SimpleClassDiagrams']"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="0"/>
                            <parameter expr="'Browsing for metamodel...'"/>
                        </raise>
                    </onentry>

                    <transition event="instance_created" target="../wait_for_metamodel">
                        <parameter name="association_name"/>
                        <raise event="start_instance" scope="cd">
                            <parameter expr="association_name"/>
                        </raise>
                        <script>
                            self.subwindow = association_name
                        </script>
                    </transition>
                </state>

                <state id="wait_for_metamodel">
                    <transition event="close_window" target="../../idle">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                    </transition>

                    <transition event="browse_result" target="../got_mm">
                        <parameter name="result"/>
                        <script>
                            global current_metamodel
                            current_metamodel = result
                        </script>
                    </transition>
                </state>

                <state id="got_mm">
                    <transition event="close_window" target="../prompt_model_name">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="10"/>
                            <parameter expr="'Browsing for metamodel... OK'"/>
                        </raise>
                    </transition>
                </state>

                <state id="prompt_model_name">
                    <onentry>
                        <raise event="create_instance" scope="cd">
                            <parameter expr="'subwindow'"/>
                            <parameter expr="'PromptWindow'"/>
                            <parameter expr="{'Model name': ''}"/>
                            <parameter expr="{}"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="10"/>
                            <parameter expr="'Prompt model name...'"/>
                        </raise>
                    </onentry>

                    <transition event="instance_created" target="../waiting_for_model_name">
                        <parameter name="association_name"/>
                        <raise event="start_instance" scope="cd">
                            <parameter expr="association_name"/>
                        </raise>
                        <script>
                            self.subwindow = association_name
                            current_model = ""
                        </script>
                    </transition>
                </state>

                <state id="waiting_for_model_name">
                    <transition event="prompt_results" target=".">
                        <parameter name="results"/>
                        <script>
                            current_model = results["Model name"]
                        </script>
                    </transition>

                    <transition event="close_window" cond="current_model != ''" target="../creating_model">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="20"/>
                            <parameter expr="'Prompt model name... OK'"/>
                        </raise>
                    </transition>

                    <transition event="close_window" cond="current_model == ''" target="../../idle">
                        <raise event="delete_instance" scope="cd">
                            <parameter expr="self.subwindow"/>
                        </raise>
                    </transition>
                </state>

                <state id="creating_model">
                    <onentry>
                        <raise event="mv_request" scope="broad">
                            <parameter expr="'model_add'"/>
                            <parameter expr="[current_model, current_metamodel, '']"/>
                        </raise>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="25"/>
                            <parameter expr="'Creating empty model...'"/>
                        </raise>
                    </onentry>

                    <transition event="mv_response" target="../../rerender_model">
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="40"/>
                            <parameter expr="'Creating empty model... OK'"/>
                        </raise>
                    </transition>
                </state>
            </state>

            <state id="rerender_model" initial="request_render">
                <state id="request_render">
                    <onentry>
                        <raise event="mv_request" scope="broad">
                            <parameter expr="'model_render'"/>
                            <parameter expr="[current_model, 'models/render_SCD']"/>
                        </raise>
                        <script>
                            global current_rendered_model
                            current_rendered_model = "rendered/%s" % (current_model)
                        </script>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="50"/>
                            <parameter expr="'Perceptualizing model...'"/>
                        </raise>
                    </onentry>

                    <transition event="mv_response" target="../render_model">
                        <parameter name="result"/>
                        <script>
                            self.rendered = result
                        </script>
                    </transition>
                    <transition event="mv_exception" target="../../../close"/>
                </state>

                <state id="render_model" initial="allocate_groups">
                    <onentry>
                        <raise event="update_status" scope="narrow" target="'progress_bar'">
                            <parameter expr="80"/>
                            <parameter expr="'Perceptualizing model... OK'"/>
                        </raise>
                        <raise event="clear_canvas" scope="narrow" target="'canvas'"/>
                        <script>
                            self.groups = [i for i in self.rendered if i["type"] == "Group"]
                            self.contains = [i for i in self.rendered if i["type"] == "contains"]
                            self.rendered = [i for i in self.rendered if i["type"] not in ["Group", "contains"]]
                            self.rendered.reverse()
                        </script>
                        <raise event="mv_request" scope="broad">
                            <parameter expr="'alter_context'"/>
                            <parameter expr="['rendered/%s' % (current_model), 'formalisms/MM_render']"/>
                        </raise>
                    </onentry>

                    <state id="allocate_groups">
                        <transition cond="len(self.groups) > 0" target="../allocating_group">
                            <raise event="define_group" scope="narrow" target="'canvas'">
                                <parameter expr="self.groups.pop()"/>
                            </raise>
                        </transition>
                        <transition cond="len(self.groups) == 0" target="../allocate_contains"/>
                    </state>

                    <state id="allocating_group">
                        <transition event="group_ready" target="../allocate_groups"/>
                    </state>

                    <state id="allocate_contains">
                        <transition cond="len(self.contains) > 0" target=".">
                            <raise event="define_contains" scope="narrow" target="'canvas'">
                                <parameter expr="self.contains.pop()"/>
                            </raise>
                        </transition>
                        <transition cond="len(self.contains) == 0" target="../render_elements"/>
                    </state>

                    <state id="render_elements">
                        <transition cond="len(self.rendered) > 0" target=".">
                            <raise event="draw_canvas" scope="narrow" target="'canvas'">
                                <parameter expr="self.rendered.pop()"/>
                            </raise>
                        </transition>

                        <transition cond="len(self.rendered) == 0" target="../../../idle"/>
                    </state>
                </state>
            </state>

            <transition event="window-close" cond="ID == id(self)" target="../close">
                <parameter name="ID"/>
            </transition>
        </state>

        <state id="close">
            <onentry>
                <raise event="close_window" scope="narrow" target="'parent'"/>
            </onentry>
        </state>

    </scxml>
</class>