src/Builder4/WindowState.vala
[app.Builder.js] / src / Builder4 / WindowState.vala
1 /**
2  * as state management is a bit too complicated inside the builder
3  * it's better to seperate this into this class
4  * 
5  * This class has references to all the Class instances that make up the window..
6  * 
7  */
8 public class WindowState : Object 
9 {
10         public Xcls_MainWindow win;
11
12         public enum State {
13                 NONE,
14                 PREVIEW,
15                 OBJECT,
16                 PROP,
17                 LISTENER,
18                 CODE,
19                 CODEONLY,
20                 FILES,
21                 PROJECT // project settings..
22         }
23
24         public State state = State.NONE;
25
26         public bool children_loaded = false;
27
28         
29         public Xcls_WindowLeftTree  left_tree;
30         public Xcls_WindowAddProp   add_props;
31         public Xcls_LeftProps       left_props;
32         public Xcls_ProjectSettings projectsettings;
33         public ValaProjectSettings  vala_projectsettings;
34         public Xcls_RightPalete     rightpalete;
35         public Editor               code_editor;    
36         public Xcls_WindowRooView   window_rooview;
37         public Xcls_GtkView         window_gladeview;
38         
39         public Xcls_ClutterFiles     clutterfiles;
40
41         public Xcls_WindowLeftProjects left_projects; // can not see where this is initialized.. 
42         
43         public DialogTemplateSelect template_select; 
44         
45         public Xcls_PopoverFileDetails file_details;
46         
47         
48         // dialogs??
49         public Xcls_DialogPluginWebkit webkit_plugin;
50         
51         
52         public Palete.ValaSource valasource; // the spawner that runs the vala compiler.
53         public Json.Object last_compile_result;
54         
55         // ctor 
56         public WindowState(Xcls_MainWindow win)
57         {
58                 this.win = win;
59                 // initialize
60
61                 // left elements..
62                 this.leftTreeInit();
63                 this.propsListInit();
64
65                 // on clutter space...
66                 this.projectEditInit();
67                 this.codeEditInit();
68                 this.projectListInit();
69                 this.fileViewInit();
70
71                 // adding stuff
72                 this.objectAddInit();
73                 this.propsAddInit();
74
75
76                 // previews...
77                 this.gtkViewInit();
78                 this.webkitViewInit();
79
80                 // dialogs
81
82                 this.fileDetailsInit();
83
84                 this.webkit_plugin = new Xcls_DialogPluginWebkit();
85                 this.template_select = new DialogTemplateSelect();
86                 this.children_loaded = true;
87                 
88                 this.left_tree.node_selected.connect((sel) => {
89                         this.window_gladeview.sourceview.nodeSelected(sel);
90                 });
91                 this.valasource = new Palete.ValaSource();
92                 this.valasource.compiled.connect(this.valaCompiled);
93                 
94                 
95         }
96
97
98         // left tree
99
100         public void leftTreeInit()
101         {
102          
103                 this.left_tree = new Xcls_WindowLeftTree();
104                 this.left_tree.ref();
105                 this.left_tree.main_window = this.win;
106         
107                 this.win.tree.el.pack_start(this.left_tree.el,true, true,0);
108                 this.left_tree.el.show_all();
109                    
110                 this.left_tree.before_node_change.connect(() => {
111                         return this.leftTreeBeforeChange();
112
113                 });
114
115                 this.left_tree.node_selected.connect((sel) => {
116                         this.leftTreeNodeSelected(sel);
117                 });
118          
119                 this.left_tree.changed.connect(() => {
120                         
121                         this.left_tree.model.file.save();
122                         if (this.left_tree.getActiveFile().xtype == "Roo" ) {
123                                    this.window_rooview.requestRedraw();
124                         } else {
125                                   this.window_gladeview.loadFile(this.left_tree.getActiveFile());
126                         }
127                          
128                 });
129                  
130         }
131
132         public bool leftTreeBeforeChange()
133         {
134                 if (this.state != State.CODE) {
135                         this.left_props.finish_editing();
136                         return true;
137                 }
138                 if (!this.code_editor.saveContents()) {
139                         return false;
140                 }
141                 return false;
142         }
143         
144         public void leftTreeNodeSelected(JsRender.Node? sel)
145         {
146
147                 print("node_selected called %s\n", (sel == null) ? "NULL" : "a value");
148
149                 if (sel == null) {
150                         this.left_props.el.hide();
151                 } 
152                 this.left_props.el.show();
153                 this.left_props.load(this.left_tree.getActiveFile(), sel);
154                 switch (this.state) {
155                         
156                         case State.OBJECT: 
157                                   
158                                  if (sel == null) {
159                                         this.rightpalete.clear();
160                                         break;
161                                 }
162                                 this.rightpalete.load(this.left_tree.getActiveFile().palete(), sel.fqn());
163                                 break;
164                                  
165                 
166                    case State.PROP:
167                                 if (sel == null) {
168                                         this.add_props.clear();
169                                         break;
170                                 }
171                                 this.add_props.show(this.left_tree.getActiveFile().palete(), "props", sel.fqn());
172                                 break;
173
174                         case State.LISTENER:
175                            
176                                 if (sel == null) {
177                                         this.add_props.clear();
178                                         break;
179                                 }
180                                 this.add_props.show(this.left_tree.getActiveFile().palete(), "signals", sel.fqn());
181                                 break;
182                                 
183                         case State.CODE:
184                                  this.switchState(State.PREVIEW);
185                          
186                                 break;
187                            
188                                                         
189                 }
190                  
191
192         }
193
194
195
196
197         public void propsListInit()
198         {
199         
200                 this.left_props =new Xcls_LeftProps();
201                 this.left_props.ref();
202                 this.left_props.main_window = this.win;
203                 this.win.props.el.pack_start(this.left_props.el,true, true,0);
204                 this.left_props.el.show_all();
205         
206                 this.left_props.show_editor.connect( (file, node, type,  key) => {
207                         this.switchState(State.CODE);
208                         this.code_editor.show(
209                                 file,
210                                 node,
211                                 type,
212                                 key
213                         );
214                         
215                         
216                 });
217
218    
219                 this.left_props.stop_editor.connect( () => {
220                         if (this.state != State.CODE) {
221                                 return true;
222                         }
223         
224                         var ret =  this.code_editor.saveContents();
225                         if (!ret) {
226                                 return false;
227                         }
228                         this.switchState(State.PREVIEW);
229                         return ret;
230                 });
231         
232                 this.left_props.changed.connect(() => {
233                         if (this.left_tree.getActiveFile().xtype == "Roo" ) {
234                                    this.window_rooview.requestRedraw();
235                         } else {
236                                   this.window_gladeview.loadFile(this.left_tree.getActiveFile());
237                         }
238                         this.left_tree.model.updateSelected();
239                         this.left_tree.model.file.save();
240                         if (this.left_tree.model.file.xtype=="Gtk") {
241                                 this.valasource.checkFileSpawn(this.left_tree.model.file);
242                         }
243                 });
244         
245
246
247         }
248
249         //-------------  projects edit
250
251         public void projectEditInit()
252         {
253                 this.projectsettings  =new Xcls_ProjectSettings();
254                 this.projectsettings.ref();  /// really?
255         
256                 this.vala_projectsettings  =new ValaProjectSettings();
257                 this.vala_projectsettings.ref();
258                 this.vala_projectsettings.window = this.win;
259         
260                 ((Gtk.Container)(this.win.projecteditview.el.get_widget())).add(this.projectsettings.el);
261                 //this.projectsettings.el.show_all();
262
263                 var stage = this.win.projecteditview.el.get_stage();
264                 stage.set_background_color(  Clutter.Color.from_string("#000"));
265         
266                 this.projectsettings.buttonPressed.connect((btn) => {
267                          if (this.left_tree.getActiveFile().xtype == "Roo" ) {
268                                 if (btn == "save") {
269                                         this.window_rooview.view.renderJS(true);
270                                 }
271                                 if (btn == "apply") {
272                                         this.window_rooview.view.renderJS(true);
273                                         return;
274                                 }
275                         } else {
276                                 // do nothing for gtk..
277                         }
278                         if (btn == "save" || btn == "apply") {
279                                 this.win.project.save();
280                  
281                         }
282                         this.switchState (State.PREVIEW); 
283                          
284                  });
285
286         }
287         // ----------- object adding
288         public void objectAddInit()
289         {
290
291                 this.rightpalete  = new Xcls_RightPalete();
292                 this.rightpalete.ref();  /// really?
293                 ((Gtk.Container)(this.win.objectview.el.get_widget())).add(this.rightpalete.el);
294                 //this.projectsettings.el.show_all();
295
296                 var stage = this.win.objectview.el.get_stage();
297                 stage.set_background_color(  Clutter.Color.from_string("#000"));
298                    
299         }
300         
301         // -----------  properties adding list...
302         // listener uses the properties 
303         public void propsAddInit()
304         {
305         // Add properties
306                 this.add_props  = new Xcls_WindowAddProp();
307                 this.add_props.ref();  /// really?
308                 ((Gtk.Container)(this.win.addpropsview.el.get_widget())).add(this.add_props.el);
309                 //this.projectsettings.el.show_all();
310
311                 var  stage = this.win.addpropsview.el.get_stage();
312                 stage.set_background_color(  Clutter.Color.from_string("#000"));
313
314
315                 this.add_props.select.connect( (key,type,skel, etype) => {
316                         this.left_props.addProp(etype, key, skel, type);
317                 });
318
319         }
320         public void propsAddShow()
321         {
322
323         }
324         public void propsAddHide()
325         {
326         
327         }
328
329
330
331         
332         // ----------- Add / Edit listener
333         // listener uses the properties 
334         //public void listenerInit()     { }
335         public void listenerShow()
336         {
337
338         }
339         public void listenerHide()
340         {
341         
342         }
343
344         // -------------- codeEditor
345
346         public void codeEditInit()
347         {
348                 this.code_editor  = new  Editor();
349                 //this.code_editor.ref();  /// really?
350                 ((Gtk.Container)(this.win.codeeditview.el.get_widget())).add(this.code_editor.el);
351                 
352                 this.code_editor.window = this.win;
353                 //this.projectsettings.el.show_all();
354
355                 var stage = this.win.codeeditview.el.get_stage();
356                 stage.set_background_color(  Clutter.Color.from_string("#000"));
357                 // editor.save...
358
359                 this.code_editor.save.connect( () => {
360                         this.left_tree.model.file.save();
361                         this.left_tree.model.updateSelected();
362                         if (this.left_tree.getActiveFile().xtype == "Roo" ) {
363                                    this.window_rooview.requestRedraw();
364                         } else {
365                                   this.window_gladeview.loadFile(this.left_tree.getActiveFile());
366                         }
367                          // we do not need to call spawn... - as it's already called by the editor?
368                          
369                 });
370                 
371         }
372
373         // ----------- list of projects on left
374         public void  projectListInit() 
375         {
376
377                 this.left_projects = new Xcls_WindowLeftProjects();
378                  this.left_projects.ref();
379                  this.win.leftpane.el.pack_start(this.left_projects.el,true, true,0);
380                  this.left_projects.el.show_all();
381                  this.left_projects.project_selected.connect((proj) => {
382                         this.buttonsShowHide();
383                         proj.scanDirs();
384                         this.clutterfiles.loadProject(proj);
385                 
386                  });
387
388         }
389         // ----------- file view
390
391         public void fileViewInit()
392         {
393                 var stage = this.win.rooview.el.get_stage(); // seems odd... 
394                 this.clutterfiles = new Xcls_ClutterFiles();
395                 this.clutterfiles.ref();
396                 stage.add_child(this.clutterfiles.el);
397                 this.clutterfiles.el.show();
398
399
400                 this.clutterfiles.open.connect((file) => { 
401                         this.fileViewOpen(file);
402                 });
403                 this.clutterfiles.el.transitions_completed.connect(() => {
404                         if (this.state == State.FILES) {
405                                 this.win.rooview.el.hide();
406                         } else {
407                                 this.clutterfiles.el.hide();
408                         }
409                         
410                         
411                 });
412
413         }
414  
415         public void fileDetailsInit()
416         {
417                 this.file_details = new Xcls_PopoverFileDetails();
418                 this.file_details.mainwindow = this.win;
419                 // force it modal to the main window..
420                 
421                 this.file_details.success.connect((project,file) =>
422                 {
423                         this.fileViewOpen(file);
424                 });
425
426         }
427         
428         public void fileViewOpen(JsRender.JsRender file)
429         {
430                 this.win.project = file.project;
431                 this.switchState (State.PREVIEW); 
432         
433                 this.left_tree.model.loadFile(file);
434         
435                 var ctr= ((Gtk.Container)(this.win.rooview.el.get_widget()));
436                 var ctr_p= ((Gtk.Container)(this.win.projecteditview.el.get_widget()));
437         
438                 if (file.xtype == "Roo" ) { 
439                         ctr.foreach( (w) => { ctr.remove(w); });
440                         ctr_p.foreach( (w) => { ctr_p.remove(w); });
441                         ctr.add(this.window_rooview.el);
442                         ctr_p.add(this.projectsettings.el);            
443                         this.window_rooview.loadFile(file);
444                         this.window_rooview.el.show_all();
445                         this.projectsettings.el.show_all();            
446
447                 } else {
448                         ctr.foreach( (w) => { ctr.remove(w); });
449                         ctr_p.foreach( (w) => { ctr_p.remove(w); });            
450                         ctr.add(this.window_gladeview.el);
451                         ctr_p.add(this.vala_projectsettings.el);
452                         this.window_gladeview.loadFile(file);
453                         this.window_gladeview.el.show_all();
454                         this.vala_projectsettings.el.show_all();
455                 }
456                 print("OPEN : " + file.name);
457                 this.win.editpane.el.set_position(this.win.editpane.el.max_position);
458                 this.win.setTitle(file.project.name + " : " +file.name);
459                          
460
461         }
462         public void fileViewOpenPlain(string file)
463         {
464                 
465                 this.switchState (State.CODEONLY); 
466                 
467         }
468         
469         // ---------  webkit view
470         public void webkitViewInit()
471         {
472                 this.window_rooview  =new Xcls_WindowRooView();
473                 this.window_rooview.ref();
474                 ((Gtk.Container)(this.win.rooview.el.get_widget())).add(this.window_rooview.el);
475                 this.window_rooview.el.show_all();
476
477                 var stage = this.win.rooview.el.get_stage();
478                 stage.set_background_color(  Clutter.Color.from_string("#000"));
479         }
480
481         // ------ Gtk  - view
482
483         public void gtkViewInit()
484         {
485                 this.window_gladeview  =new Xcls_GtkView();
486                 this.window_gladeview.ref();
487                 this.window_gladeview.main_window = this.win;
488         }
489         
490         public void easingSaveAll()
491         {
492                 this.win.addpropsview.el.save_easing_state();
493                 this.win.codeeditview.el.save_easing_state();
494                 this.win.objectview.el.save_easing_state();
495                 this.win.projecteditview.el.save_easing_state();
496                 this.win.rooview.el.save_easing_state();
497                 this.clutterfiles.el.save_easing_state();
498                  
499         }
500         public void easingRestoreAll()
501         {
502                 this.win.addpropsview.el.restore_easing_state();
503                 this.win.codeeditview.el.restore_easing_state();
504                 this.win.objectview.el.restore_easing_state();
505                 this.win.projecteditview.el.restore_easing_state();
506                 this.win.rooview.el.restore_easing_state();
507                 this.clutterfiles.el.restore_easing_state();
508                 
509         }
510         public void switchState(State new_state)
511         {
512                 
513                 // if the new state and the old state are the same..
514                 
515                 if (new_state == this.state) {
516                         return;
517                 }
518                 
519                 // save the easing state of everything..
520                 this.easingSaveAll();
521                 
522                 switch (this.state) {
523
524                         case State.PREVIEW:
525                                 if (this.left_tree.getActiveFile() != null) {
526                                          if (this.left_tree.getActiveFile().xtype == "Roo" ) {
527                                                  this.window_rooview.createThumb();
528                                          } else {
529                                                   this.window_gladeview.createThumb();
530                                           }
531                                 }
532                                 // normally we are going from preview to another state.
533                                 // and different windows hide the preview in differnt ways..
534                                 
535                                 break;
536                         
537                    case State.LISTENER:
538                    case State.PROP:
539                                 
540                                 this.win.addpropsview.el.set_scale(0.0f,0.0f);
541                                  break;
542                                 
543                         case State.CODE:
544                                 this.code_editor.saveContents();
545                           
546                                 this.win.codeeditview.el.set_scale(0.0f,0.0f);
547                                 break;
548                                 
549                         case State.CODEONLY:
550                                 // going from codeonly..
551                                 this.win.leftpane.el.show();
552                                 // enable re-calc of canvas..
553                             while (Gtk.events_pending()) { 
554                                         Gtk.main_iteration();
555                                 }
556                                 //this.code_editor.saveContents(); << not yet...
557                                  
558                                 this.win.rooview.el.show(); 
559                                 this.win.codeeditview.el.set_scale(0.0f,0.0f);
560                                  
561                                 break;
562
563                          case State.OBJECT:
564                            
565                                 this.win.objectview.el.set_scale(0.0f,0.0f);
566                                  break;
567
568                    case State.PROJECT:
569                                 if (this.win.project.xtype == "Gtk") {
570                                         this.vala_projectsettings.save();
571                                 } 
572                                 
573                                 this.win.projecteditview.el.set_scale(0.0f,0.0f);
574                                  break;
575
576                   case State.FILES: // goes to preview or codeonly...
577                                 // hide files...
578                                 
579                                 if (new_state == State.CODEONLY) {
580                                         this.win.rooview.el.hide();
581                                 } else {
582                                         this.win.rooview.el.show();
583                                 }
584                                 
585                                 this.win.rooview.el.set_easing_duration(1000);
586                                 this.win.rooview.el.set_rotation_angle(Clutter.RotateAxis.Y_AXIS, 0.0f);
587                                 this.win.rooview.el.set_scale(1.0f,1.0f);
588                                 this.win.rooview.el.set_pivot_point(0.5f,0.5f);
589                                 this.win.rooview.el.set_opacity(0xff);
590                                 
591                                 
592                            
593                                 this.clutterfiles.el.set_easing_duration(1000);
594                                 this.clutterfiles.el.set_pivot_point(0.5f,0.5f);
595                                 this.clutterfiles.el.set_rotation_angle(Clutter.RotateAxis.Y_AXIS, -180.0f);
596                                 this.clutterfiles.el.set_opacity(0);
597  
598                                 //this.clutterfiles.el.hide();
599                                  
600
601                                 break;
602
603                                 
604                 }
605            
606                 var oldstate  =this.state;
607                 this.state = new_state;
608                 
609                 
610                                 
611                 this.buttonsShowHide();
612                 
613                 
614                 switch (this.state) {
615                         
616                         case State.PREVIEW:  // this is the default state when working...
617                                  this.win.editpane.el.show(); // holder for tree and properties..
618                                  
619                          
620                                  this.left_projects.el.hide(); 
621                                  if (oldstate != State.FILES) {
622                                         // it's handled above..
623                                         print ("changing state to preview from NOT files..");
624                                          
625  
626                                         this.win.rooview.el.set_scale(1.0f,1.0f);
627                                  }
628                            
629                                 break;
630
631
632                         case State.LISTENER:
633                 // same as prop?
634                         case State.PROP:
635                                 var ae =      this.left_tree.getActiveElement();
636                                 if (ae == null) {
637                                         this.state = oldstate;
638                                         this.buttonsShowHide();
639                                         this.resizeCanvasElements();
640                                         this.easingRestoreAll();
641                                         return;
642                                 }
643                                 this.add_props.el.show_all();
644                                 this.add_props.show(
645                                         Palete.factory(this.win.project.xtype), 
646                                         this.state == State.LISTENER ? "signals" : "props",
647                                         ae.fqn()
648                                 );
649  
650                                         
651  
652                                 
653                                 // -- FIXME? this needs to be State aware?
654                  
655                                 this.win.rooview.el.set_pivot_point(1.0f,0.5f);
656                                   
657                                 this.win.addpropsview.el.set_scale(1.0f,1.0f);
658                                  break;
659                    
660                         case State.OBJECT:
661                                  var n = this.left_tree.getActiveElement();
662
663                                 if (this.left_tree.model.file == null) {
664                                         this.state =oldstate;
665                                         this.buttonsShowHide();
666                                         this.resizeCanvasElements();
667                                         this.easingRestoreAll();
668                                         return;
669                                 }
670                                 
671                                 if (n == null && this.left_tree.model.file.tree != null) {
672                                         this.state = oldstate;
673                                         this.buttonsShowHide();
674                                         this.resizeCanvasElements();
675                                         this.easingRestoreAll();
676                                         return;
677                                 }
678
679                                 this.rightpalete.el.show_all();
680                                 this.rightpalete.load(this.left_tree.getActiveFile().palete(), n == null ? "*top" : n.fqn());
681
682                                 
683                           
684                         
685                                 this.win.objectview.el.set_scale(1.0f,1.0f);
686                                  
687                                 break;
688                    
689                    
690                         case State.CODE:
691                                 this.win.codeeditview.el.show();
692                                 this.code_editor.el.show_all();
693                                 // caller needs to call editor - show....
694                                 this.win.codeeditview.el.set_scale(1.0f,1.0f);
695                                 break;
696
697                         case State.CODEONLY:
698                                 // going to codeonly..
699                                 this.win.codeeditview.el.show();
700                                 while (Gtk.events_pending()) { 
701                                         Gtk.main_iteration();
702                                 }
703                                 
704                                 this.win.leftpane.el.hide();
705                                 this.win.codeeditview.el.show();
706                                 //while (Gtk.events_pending()) { 
707                                 //      Gtk.main_iteration();
708                                 //}
709                                 
710                                 
711                                 this.code_editor.el.show_all();
712                             
713                                 this.win.codeeditview.el.set_scale(1.0f,1.0f);
714
715                                 break;
716
717                    case State.PROJECT:
718
719                            if (this.win.project.xtype == "Roo") {
720                                         this.projectsettings.el.show_all();
721                                         this.projectsettings.show(this.win.project);
722                                 } else {
723                                         this.vala_projectsettings.el.show_all();
724                                         this.vala_projectsettings.show((Project.Gtk)this.win.project);
725                                 }
726
727                                 this.win.rooview.el.set_pivot_point(1.0f,1.0f); // bottom right..
728                                 
729                                 this.win.projecteditview.el.set_scale(1.0f,1.0f);
730                                 
731                            
732                                 break;
733                                 
734                    case State.FILES:  // can only get here from PREVIEW (or code-only) state.. in theory..
735                                 
736    
737                                 this.win.editpane.el.hide(); // holder for tree and properties..
738                                 
739                                 this.left_projects.el.show(); 
740                                 
741                                 // rotate the preview to hidden...
742                                 this.win.rooview.el.set_easing_duration(1000);
743                                 this.win.rooview.el.set_pivot_point(0.5f,0.5f);
744                                 this.win.rooview.el.set_rotation_angle(Clutter.RotateAxis.Y_AXIS, 180.0f);
745                                 this.win.rooview.el.set_opacity(0);
746                          
747                                 
748                                 
749          
750                                 if (this.win.project != null) {
751                                         this.left_projects.selectProject(this.win.project);
752                                 }
753                          
754                                 
755                                 this.clutterfiles.el.show();
756                                  
757                                 this.clutterfiles.el.set_easing_duration(1000);
758                                 this.clutterfiles.el.set_pivot_point(0.5f,0.5f);
759                                 this.clutterfiles.el.set_rotation_angle(Clutter.RotateAxis.Y_AXIS, 0.0f);
760                                 this.clutterfiles.el.set_opacity(0xff);
761                                 
762                                  
763                                 
764                                 break;
765
766
767                 }
768                 this.resizeCanvasElements();
769                 this.easingRestoreAll();
770                 
771                 // run the animation.. - then load files...
772                 
773                         
774         }
775         
776         public int redraw_count = 0;
777         public void resizeCanvas() // called by window resize .. delays redraw
778         {
779                 var rc = this.redraw_count;        
780                 this.redraw_count = 2;
781                 if (rc == 0) {
782                         GLib.Timeout.add(100,  ()  =>{
783                                  return this.resizeCanvasQueue();
784                         });
785                 }
786         }
787         public bool  resizeCanvasQueue()
788         {
789                 //print("WindowState.resizeCanvasQueue %d\n", this.redraw_count);        
790
791                 if (this.redraw_count < 1) {
792                         return false; // should not really happen...
793                 }
794
795
796                 this.redraw_count--;
797
798                 if (this.redraw_count > 0) {
799                         return true; // do it again in 1 second...
800                 }
801                 // got down to 0 or -1....
802                 this.redraw_count = 0;
803                 this.resizeCanvasElements();
804                 return false;
805
806         }
807         public void resizeCanvasElements()
808         {
809                 Gtk.Allocation alloc;
810                 this.win.clutterembed.el.get_allocation(out alloc);
811
812            // print("WindowState.resizeCanvasElements\n");
813                 if (!this.children_loaded || this.win.clutterembed == null) {
814                         print("WindowState.resizeCanvasElements = ingnore not loaded or no clutterfiles\n");
815                         return; 
816                 }
817                 
818                 var avail = alloc.width < 50.0f ? 0 :  alloc.width - 50.0f;
819                 var palsize = avail < 300.0f ? avail : 300.0f;
820                    
821  
822                 // -------- code edit min 600
823                 
824                 var codesize = avail < 800.0f ? avail : 800.0f;
825                 
826                 
827                 //print("set code size %f\n", codesize);
828
829                         
830                 
831                 switch ( this.state) {
832                         case State.PREVIEW:
833                                  
834                                 this.win.rooview.el.set_size(alloc.width-50, alloc.height);
835                                 break;
836         
837                         case State.FILES: 
838                                 this.clutterfiles.set_size(alloc.width-50, alloc.height);
839                                 break;
840
841                         case State.PROJECT:
842                  
843                                 this.win.projecteditview.el.set_size(alloc.width-50, alloc.height / 2.0f);
844                 
845                            // this.win.rooview.el.save_easing_state();
846                                 //this.win.rooview.el.set_size(alloc.width / 2.0f, alloc.height / 2.0f);
847                                  
848                                 this.win.rooview.el.set_scale(0.5f, 0.5f);
849                                 //this.win.rooview.el.restore_easing_state();
850                                 break;
851
852                         case State.CODE: 
853                                 this.win.codeeditview.el.set_size(codesize, alloc.height);
854                                 var scale = avail > 0.0f ? (avail - codesize -10 ) / avail : 0.0f;
855                                 //this.win.rooview.el.save_easing_state();
856                                  
857                                 this.win.rooview.el.set_scale(scale,scale);
858                            // this.win.rooview.el.restore_easing_state();
859                                 break;
860                                 
861                         case State.CODEONLY: 
862                                 this.win.codeeditview.el.set_size(codesize, alloc.height);
863                                 var scale = avail > 0.0f ? (avail - codesize -10 ) / avail : 0.0f;
864                                 //this.win.rooview.el.save_easing_state();
865                                 this.win.rooview.el.hide(); 
866                                 this.win.rooview.el.set_scale(scale,scale);
867                            // this.win.rooview.el.restore_easing_state();
868                                 break;  
869                         case State.PROP:
870                         case State.LISTENER:
871                                  this.win.addpropsview.el.set_size(palsize, alloc.height);
872                                 var scale = avail > 0.0f ? (avail - palsize -10 ) / avail : 0.0f;
873                                 this.win.rooview.el.set_scale(scale,scale);
874                                 break;
875                                 
876                         case State.OBJECT:  
877                                 this.win.objectview.el.set_size(palsize, alloc.height);    
878                                 var scale = avail > 0.0f ? (avail - palsize -10 ) / avail : 0.0f;
879                                 //this.win.rooview.el.save_easing_state();
880                                 this.win.rooview.el.set_scale(scale,scale);
881                            // this.win.rooview.el.restore_easing_state();
882                                 break;
883                 }
884         }
885
886         // -- buttons show hide.....
887
888         public void buttonsShowHide()
889         {
890                 // basically hide everything, then show the relivant..
891
892                  this.win.backbutton.el.hide();
893         
894                 this.win.projectbutton.el.hide(); // show file nav...
895                 this.win.editfilebutton.el.hide();
896                 this.win.projecteditbutton.el.hide();
897                  
898                 
899                 this.win.objectshowbutton.el.hide(); // add objects
900                 this.win.addpropbutton.el.hide();  
901                 this.win.addlistenerbutton.el.hide(); 
902
903         
904         
905                 this.win.addprojectbutton.el.hide();
906                 this.win.addfilebutton.el.hide();
907                 this.win.delprojectbutton.el.hide();
908                   
909                 
910                 switch (this.state) {
911                         
912                         case State.PREVIEW:  // this is the default state when working...
913                            
914                                 this.win.projectbutton.el.show(); // show file nav...
915                                 this.win.editfilebutton.el.show();
916                                 this.win.projecteditbutton.el.show();
917                                  
918                                 
919                                 this.win.objectshowbutton.el.show(); // add objects
920                                 this.win.addpropbutton.el.show();  
921                                 this.win.addlistenerbutton.el.show(); 
922                                 break;
923                         
924                         case State.CODEONLY: 
925                                 this.win.projectbutton.el.show();
926                                 break;
927                    
928                         case State.CODE: 
929                         case State.PROP:
930                         case State.LISTENER:
931                         case State.OBJECT:
932                                 
933                                 this.win.backbutton.el.show();
934                                 this.win.objectshowbutton.el.show(); // add objects
935                                 this.win.addpropbutton.el.show();  
936                                 this.win.addlistenerbutton.el.show(); 
937                                 break;
938                         
939                         case State.PROJECT: 
940                                 // anything else?
941                                 this.win.backbutton.el.show();
942                                 break;
943                         
944         
945                         case State.FILES:
946                                 if (this.left_projects.getSelectedProject() != null ) {
947                                         if (this.left_tree.getActiveFile() != null) {
948                                                 this.win.backbutton.el.show();
949                                         }
950                                         this.win.addfilebutton.el.show();
951                                 }
952                                          
953                                 this.win.addprojectbutton.el.show();
954                                 this.win.delprojectbutton.el.show();
955                                 
956                                 break;
957                 }
958                 
959                 
960
961         }
962         
963         
964         public void valaCompiled(Json.Object obj)
965                 {
966                         // vala has finished compiling...
967                         print("vala compiled");
968                         
969                         var buf = this.code_editor.buffer;
970                         buf.check_running = false;
971                                       
972                         if (obj.has_member("ERR-TOTAL")) {
973                                  this.win.statusbar_errors.setNotices( obj.get_object_member("ERR") , (int) obj.get_int_member("ERR-TOTAL"));
974                         } else {
975                                  this.win.statusbar_errors.setNotices( new Json.Object() , 0);
976                         }    
977                         
978                         if (obj.has_member("WARN-TOTAL")) {
979
980                                  this.win.statusbar_warnings.setNotices(obj.get_object_member("WARN"), (int) obj.get_int_member("WARN-TOTAL"));
981                         } else {
982                                  this.win.statusbar_warnings.setNotices( new Json.Object() , 0);
983                                  
984                         }
985                         if (obj.has_member("DEPR-TOTAL")) {
986                                 
987                                  this.win.statusbar_depricated.setNotices( obj.get_object_member("DEPR"),  (int) obj.get_int_member("DEPR-TOTAL"));
988                                  
989                         } else {
990                                 this.win.statusbar_depricated.setNotices( new Json.Object(),0);
991                         }
992                         
993                         buf.highlightErrorsJson("ERR", obj);
994                         buf.highlightErrorsJson("WARN", obj);
995                         buf.highlightErrorsJson("DEPR", obj);
996                         
997                         var gbuf =   this.window_gladeview.sourceview;
998                         gbuf.highlightErrorsJson("ERR", obj);
999                         gbuf.highlightErrorsJson("WARN", obj);
1000                         gbuf.highlightErrorsJson("DEPR", obj);                  
1001                         
1002                         this.last_compile_result = obj;
1003                         
1004                         
1005                 }
1006         
1007 }
1008
1009