git.roojs.org Git - app.Builder.js/blob - Builder4/ClutterFiles.vala

   1 /* -- to compile
   2 valac  --pkg gio-2.0  --pkg posix  --pkg gtk+-3.0 --pkg libnotify --pkg gtksourceview-3.0  --pkg  libwnck-3.0 \
   3     /tmp/ClutterFiles.vala  -o /tmp/ClutterFiles
   4 */
   5
   6
   7 /* -- to test class
   8 static int main (string[] args) {
   9     Gtk.init (ref args);
  10     new Xcls_ClutterFiles();
  11     ClutterFiles.show_all();
  12      Gtk.main ();
  13     return 0;
  14 }
  15 */
  16
  17
  18 public static Xcls_ClutterFiles  ClutterFiles;
  19
  20 public class Xcls_ClutterFiles : Object
  21 {
  22     public Clutter.ScrollActor el;
  23     private Xcls_ClutterFiles  _this;
  24
  25     public Xcls_filelayout filelayout;
  26     public Xcls_filelayout_manager filelayout_manager;
  27
  28         // my vars
  29     public signal void open(JsRender.JsRender file);
  30
  31         // ctor
  32     public Xcls_ClutterFiles()
  33     {
  34         _this = this;
  35         ClutterFiles = this;
  36         this.el = new Clutter.ScrollActor();
  37
  38         // my vars
  39
  40         // set gobject values
  41         this.el.reactive = true;
  42         var child_0 = new Xcls_filelayout( _this );
  43         child_0.ref();
  44         this.el.add_child (  child_0.el  );
  45
  46         // listeners
  47         this.el.scroll_event.connect( ( event)  => {
  48
  49             //Sprint("scroll event");
  50             var y = this.filelayout.el.y;
  51             var dir = event.direction;
  52             switch (dir) {
  53                 case Clutter.ScrollDirection.UP:
  54                     y += event.y /2;
  55                     break;
  56                 case Clutter.ScrollDirection.DOWN:
  57                     y -= event.y /2 ;
  58                     break;
  59                 default:
  60                     return false;
  61             }
  62             // range of scroll -- can go up -- eg.. -ve value.
  63
  64             y = float.min(0, y);
  65
  66             // to work out the max -ve number
  67             // height of filelayout
  68             // height of scrollactor..
  69
  70             var last_child_bottom = this.filelayout.el.last_child.y +  this.filelayout.el.last_child.height;
  71              if ( (-1 * (y+200)) > (  last_child_bottom - this.el.height)) {
  72                 return  false;
  73             }
  74
  75
  76
  77
  78         //    print("\nlast child - this height = %f  ==== new y %f\n ".printf(
  79           //          last_child_bottom - this.el.height,
  80            //         y));
  81            // y = float.min(0, y);    //??
  82            // print("scroll event of %f  - new y = %f ".printf(event.y, y));
  83             this.filelayout.el.y = y;
  84             return true;
  85
  86         } );
  87     }
  88
  89     // userdefined functions
  90     public void set_size(float w, float h)
  91         {
  92              if (this.el == null) {
  93                 print("object not ready yet?");
  94                 return;
  95             }
  96            _this.filelayout_manager.el.max_column_width = w - 150;
  97            this.el.set_size(this.el.get_stage().width-150,
  98                                 this.el.get_stage().height);
  99                     this.el.set_position(100,50);
 100         }
 101     public void show(Project.Project pr) {
 102             // list all the files, and create new Xcls_fileitem for each one.
 103
 104             // LEAK --- we should unref all the chilren...
 105             this.filelayout.el.remove_all_children();
 106
 107
 108             var fiter = pr.files.map_iterator();
 109             while (fiter.next()) {
 110                 var a = new Xcls_fileitem(this,fiter.get_value());
 111                 a.ref();
 112                 print("add to clutter file view: " + fiter.get_value().name + "\n");
 113                 this.filelayout.el.add_child(a.el);
 114             }
 115             this.el.show_all();
 116         }
 117
 118     // skip |xns - no return type
 119     public class Xcls_filelayout : Object
 120     {
 121         public Clutter.Actor el;
 122         private Xcls_ClutterFiles  _this;
 123
 124
 125             // my vars
 126
 127             // ctor
 128         public Xcls_filelayout(Xcls_ClutterFiles _owner )
 129         {
 130             _this = _owner;
 131             _this.filelayout = this;
 132             this.el = new Clutter.Actor();
 133
 134             // my vars
 135
 136             // set gobject values
 137             this.el.reactive = true;
 138             var child_0 = new Xcls_filelayout_manager( _this );
 139             child_0.ref();
 140             this.el.layout_manager = child_0.el;
 141
 142             // init method
 143             this.el.add_constraint(
 144                 new Clutter.BindConstraint(_this.el,Clutter.BindCoordinate.SIZE, 0.0f)
 145             );
 146         }
 147
 148         // userdefined functions
 149
 150         // skip |xns - no return type
 151     }
 152     public class Xcls_filelayout_manager : Object
 153     {
 154         public Clutter.FlowLayout el;
 155         private Xcls_ClutterFiles  _this;
 156
 157
 158             // my vars
 159
 160             // ctor
 161         public Xcls_filelayout_manager(Xcls_ClutterFiles _owner )
 162         {
 163             _this = _owner;
 164             _this.filelayout_manager = this;
 165             this.el = new Clutter.FlowLayout( Clutter.FlowOrientation.HORIZONTAL );
 166
 167             // my vars
 168
 169             // set gobject values
 170             this.el.column_spacing = 20;
 171             this.el.homogeneous = true;
 172             this.el.row_spacing = 20;
 173         }
 174
 175         // userdefined functions
 176
 177         // skip |xns - no return type
 178     }
 179     public class Xcls_fileitem : Object
 180     {
 181         public Clutter.Actor el;
 182         private Xcls_ClutterFiles  _this;
 183
 184
 185             // my vars
 186         public JsRender.JsRender file;
 187         public Xcls_image image;
 188         public Xcls_title title;
 189
 190             // ctor
 191         public Xcls_fileitem(Xcls_ClutterFiles _owner , JsRender.JsRender file)
 192         {
 193             _this = _owner;
 194             this.el = new Clutter.Actor();
 195
 196             // my vars
 197
 198             // set gobject values
 199             this.el.reactive = true;
 200             var child_0 = new Xcls_BoxLayout5( _this );
 201             child_0.ref();
 202             this.el.layout_manager = child_0.el;
 203             var child_1 = new Xcls_image( _this ,file);
 204             child_1.ref();
 205             this.el.add_child (  child_1.el  );
 206             this.image =  child_1;
 207             var child_2 = new Xcls_title( _this ,file);
 208             child_2.ref();
 209             this.el.add_child (  child_2.el  );
 210             this.title =  child_2;
 211
 212             // init method
 213             this.file = file;
 214             this.el.set_size(100,100);
 215
 216             // listeners
 217             this.el.enter_event.connect( (  event)  => {
 218                 this.el.background_color = new Clutter.Color.from_string("#333");
 219                     return false;
 220             } );
 221             this.el.leave_event.connect( (  event)  => {
 222                 this.el.background_color = new Clutter.Color.from_string("#000");
 223                 return false;
 224             } );
 225             this.el.button_press_event.connect(   (  event) => {
 226                 _this.open(this.file);
 227                 return false;
 228             } );
 229         }
 230
 231         // userdefined functions
 232
 233         // skip |xns - no return type
 234     }
 235     public class Xcls_BoxLayout5 : Object
 236     {
 237         public Clutter.BoxLayout el;
 238         private Xcls_ClutterFiles  _this;
 239
 240
 241             // my vars
 242
 243             // ctor
 244         public Xcls_BoxLayout5(Xcls_ClutterFiles _owner )
 245         {
 246             _this = _owner;
 247             this.el = new Clutter.BoxLayout();
 248
 249             // my vars
 250
 251             // set gobject values
 252             this.el.orientation = Clutter.Orientation.VERTICAL;
 253             this.el.spacing = 4;
 254         }
 255
 256         // userdefined functions
 257
 258         // skip |xns - no return type
 259     }
 260     public class Xcls_image : Object
 261     {
 262         public Clutter.Texture el;
 263         private Xcls_ClutterFiles  _this;
 264
 265
 266             // my vars
 267
 268             // ctor
 269         public Xcls_image(Xcls_ClutterFiles _owner , JsRender.JsRender file)
 270         {
 271             _this = _owner;
 272             this.el = new Clutter.Texture.from_file(file.getIconFile());
 273
 274             // my vars
 275
 276             // set gobject values
 277             this.el.margin_left = 5;
 278             this.el.margin_right = 5;
 279             this.el.margin_top = 5;
 280             this.el.x_align = Clutter.ActorAlign.START;
 281             this.el.x_expand = true;
 282             this.el.y_align = Clutter.ActorAlign.START;
 283             this.el.y_expand = false;
 284         }
 285
 286         // userdefined functions
 287
 288         // skip |xns - no return type
 289     }
 290     public class Xcls_title : Object
 291     {
 292         public Clutter.Text el;
 293         private Xcls_ClutterFiles  _this;
 294
 295
 296             // my vars
 297
 298             // ctor
 299         public Xcls_title(Xcls_ClutterFiles _owner , JsRender.JsRender file)
 300         {
 301             _this = _owner;
 302             this.el = new Clutter.Text.full("Sans 10px", file.nickName(),new Clutter.Color.from_string("#fff"));
 303
 304             // my vars
 305
 306             // set gobject values
 307             this.el.x_align = Clutter.ActorAlign.START;
 308             this.el.x_expand = true;
 309             this.el.y_align = Clutter.ActorAlign.START;
 310             this.el.y_expand = false;
 311         }
 312
 313         // userdefined functions
 314
 315         // skip |xns - no return type
 316     }
 317 }