git.roojs.org Git - app.webkitpdf/blob - BrowserWindow.vala

   1 static BrowserWindow  _BrowserWindow;
   2
   3 public class BrowserWindow : Object
   4 {
   5     public Gtk.Window el;
   6     private BrowserWindow  _this;
   7
   8     public static BrowserWindow singleton()
   9     {
  10         if (_BrowserWindow == null) {
  11             _BrowserWindow= new BrowserWindow();
  12         }
  13         return _BrowserWindow;
  14     }
  15     public Xcls_scrolled_window scrolled_window;
  16     public Xcls_view view;
  17
  18         // my vars (def)
  19
  20     // ctor
  21     public BrowserWindow()
  22     {
  23         _this = this;
  24         this.el = new Gtk.Window( Gtk.WindowType.TOPLEVEL );
  25
  26         // my vars (dec)
  27
  28         // set gobject values
  29         var child_0 = new Xcls_scrolled_window( _this );
  30         child_0.ref();
  31         this.el.add (  child_0.el  );
  32
  33         //listeners
  34         this.el.destroy.connect( () => {
  35             Gtk.main_quit();
  36         });
  37         this.el.show.connect( () => {
  38
  39                 print("resizing window\n");
  40                 var w = webkitpdf.opt_width > 0 ?  webkitpdf.opt_width  : 1200;
  41                 var h = webkitpdf.opt_height > 0 ?  webkitpdf.opt_height  :  500;
  42
  43
  44                 this.el.resize(w,h);
  45
  46                 // we have to do silly stuff with blogspot!!?!?
  47                 var blog = webkitpdf.opt_url;
  48
  49
  50           /* Do not redirect if the domain is .com already */
  51           if (/\.blogspot\.com/.match(blog)) {
  52                         var r =  new Regex ("\\.blogspot\\..*?/");
  53                         blog = r.replace(blog, blog.length, 0, ".blogspot.com/ncr/");
  54           }
  55
  56                 print("loading url %s\n",blog);
  57                 this.view.el.load_uri(blog);
  58
  59                 // if we have not finished in 25 seconds
  60                 // call printit...
  61                 var cd = 25;
  62                   GLib.Timeout.add_seconds(1, () => {
  63                         cd--;
  64                         print("timeout 25 seconds :%d", cd);
  65                         if (cd < 1) {
  66                                 print("calling printit - timed out");
  67                                 _this.view.printit();
  68                                 return false;
  69                         }
  70                         return true;
  71
  72                 });
  73
  74
  75         });
  76     }
  77
  78     // user defined functions
  79     public class Xcls_scrolled_window : Object
  80     {
  81         public Gtk.ScrolledWindow el;
  82         private BrowserWindow  _this;
  83
  84
  85             // my vars (def)
  86
  87         // ctor
  88         public Xcls_scrolled_window(BrowserWindow _owner )
  89         {
  90             _this = _owner;
  91             _this.scrolled_window = this;
  92             this.el = new Gtk.ScrolledWindow( null, null );
  93
  94             // my vars (dec)
  95
  96             // set gobject values
  97             var child_0 = new Xcls_view( _this );
  98             child_0.ref();
  99             this.el.add (  child_0.el  );
 100
 101             // init method
 102
 103             {
 104                 this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
 105             }
 106         }
 107
 108         // user defined functions
 109     }
 110     public class Xcls_view : Object
 111     {
 112         public WebKit.WebView el;
 113         private BrowserWindow  _this;
 114
 115
 116             // my vars (def)
 117         public bool print_started;
 118         public int load_try;
 119
 120         // ctor
 121         public Xcls_view(BrowserWindow _owner )
 122         {
 123             _this = _owner;
 124             _this.view = this;
 125             this.el = new WebKit.WebView();
 126
 127             // my vars (dec)
 128             this.print_started = false;
 129             this.load_try = 0;
 130
 131             // set gobject values
 132
 133             // init method
 134
 135             {
 136                         this.load_try = 0;
 137
 138             #if GTK3
 139                          this.el.load_changed.connect( (ev ) => {
 140                                 if (ev != WebKit.LoadEvent.FINISHED) {
 141                                         return;
 142                                   }
 143
 144                            this.printit();
 145
 146
 147                         });
 148
 149             #else
 150              //listeners
 151                       //  this.el.resource_request_starting.connect( (p0, webres, netreq ) => {
 152                         //  print("resource req. started %s\n", netreq.uri);
 153
 154                       //  });
 155
 156                         this.el.load_finished.connect( ( ) => {
 157
 158
 159                                this.printit();
 160
 161                         });
 162             #endif
 163             }
 164         }
 165
 166         // user defined functions
 167         public void printit () {
 168            print("load_finsihed\n");
 169
 170            if (this.print_started) {
 171                print("load_finsihed - already printing..%d %s\n", this.load_try, this.el.uri);
 172
 173
 174
 175
 176               return;
 177           }
 178
 179
 180             this.print_started = true; // flag to stop double call.
 181
 182
 183                 // inject any javascript if needed..
 184                 if (webkitpdf.opt_inject_js != null) {
 185
 186                         print("injecting javascript files \n");
 187                         foreach(var inject_js in  webkitpdf.opt_inject_js) {
 188                         print("inject? %s\n", inject_js);
 189                                 string str;
 190                                 try {
 191                                         FileUtils.get_contents( inject_js, out str);
 192                                 } catch(FileError e) {
 193                                         print("Failed to inject %s\n",  inject_js);
 194                                         continue;
 195                                 }
 196         #if GTK3
 197                                 GLib.MainLoop mainloop = new GLib.MainLoop();
 198                                 this.el.run_javascript.begin(str, null, (obj,res) => {
 199                                         mainloop.quit();
 200                                 });
 201                                 mainloop.run();
 202
 203         #else
 204                                 this.el.execute_script(str);
 205         #endif
 206                         }
 207                 }
 208
 209                 print("calling print in %d seconds\n", (int)webkitpdf.opt_delay);
 210                 if (webkitpdf.opt_target_pdf != null) {
 211                         GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 212                                 print("delay done URL: %s\n", this.el.uri);
 213
 214
 215                                 this.printpdf();
 216                                  return false;
 217                         }, GLib.Priority.DEFAULT);
 218                         return;
 219                 }
 220
 221
 222         #if GTK3
 223                 print("PNG not supported in webkit2\n");
 224                 return;
 225         #else
 226
 227             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 228
 229
 230                         // ----------------- JPEG
 231                         // resize the window...
 232                         // window.document.documentElement.scrollHeight
 233                         var scroll_height = (int) _this.view.el.get_dom_document().document_element.scroll_height;
 234                         print("Scroll height %d\n", scroll_height);
 235                         if (scroll_height> 1024 || webkitpdf.opt_width > 0  || webkitpdf.opt_height > 0  ) {
 236                                 var w = webkitpdf.opt_width > 0 ?  webkitpdf.opt_width  : 1200;
 237                                 var h = int.min(scroll_height, 6000);
 238                                 _this.scrolled_window.el.set_size_request( w, h);
 239                                 _this.el.resize (w+50, h+50);
 240                                 print("Resize to %d, %d\n", w,h);
 241                             GLib.Timeout.add_seconds(webkitpdf.opt_delay > 0 ? webkitpdf.opt_delay : 1 , () => {
 242                                         this.printpng();
 243                                         return false;
 244                                   }, GLib.Priority.DEFAULT);
 245                             return false;
 246                         }
 247                         this.printpng();
 248                         return false;
 249                   }, GLib.Priority.DEFAULT);
 250
 251
 252         #endif
 253
 254         }
 255         public bool printpdf () {
 256
 257
 258
 259                         var list = Gtk.PaperSize.get_paper_sizes(false);
 260                     var psetup = new Gtk.PageSetup();
 261                     for(var i = 0; i < list.length(); i++ ) {
 262                         var entry = list.nth_data(i).copy();
 263                         if (entry.get_name() == "iso_a2") {
 264                             psetup.set_paper_size(entry);
 265                         }
 266                     }
 267
 268
 269         #if GTK3
 270
 271                         var  pe = new  WebKit.PrintOperation(this.el);
 272                         pe.set_page_setup(psetup);
 273                         pe.finished.connect( () => {
 274                                 print("print completed\n");
 275                                  Gtk.main_quit();
 276
 277                         });
 278
 279                         var ps = new Gtk.PrintSettings();
 280                     ps.set_printer("Print to File");
 281                     ps.set("output-file-format", "pdf");
 282                     ps.set("output-uri", "file://" + webkitpdf.opt_target_pdf);
 283
 284
 285                         pe.set_print_settings(ps);
 286
 287
 288                         pe.print();
 289
 290
 291         #else
 292                         var  pe = new  Gtk.PrintOperation();
 293                         pe.export_filename = webkitpdf.opt_target_pdf;
 294                         print("got callback for print\n");
 295                         pe.ref();
 296                         /*pe.failed.connect(() => {
 297                                 print("print failed\n");
 298                                  Gtk.main_quit();
 299
 300                         })
 301                         */;
 302                          pe.done.connect(() => {
 303                                 print("print completed\n");
 304                                  Gtk.main_quit();
 305
 306                         });
 307
 308                         //pe.run_dialog(_this.el);
 309
 310
 311
 312
 313
 314                     pe.set_default_page_setup(psetup);
 315                     print("Calling Print?\n");
 316                     //pe.run_dialog(_this.el);
 317
 318
 319
 320
 321
 322                     try {
 323                             this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 324                     } catch (Error e) {
 325                                 // print failed...
 326                         }
 327         #endif
 328
 329
 330                         return false;
 331         }
 332         public void printpng () {
 333             //var filename = "/tmp/test.pdf";
 334             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 335
 336             //if (le != LoadEvent.FINISHED) {
 337             //    return;
 338            // }
 339
 340         // what size is the documet.
 341
 342              print("making screenshot\n");
 343         #if GTK3
 344
 345         #else
 346             // fix vapi - get_snapshot add '?' to all null.
 347             var pixmap = _this.view.el.get_snapshot( null );
 348
 349
 350
 351             int w,h;
 352
 353             // add out to gdkpixmap.get_size
 354                 pixmap.get_size( out  w , out   h);
 355                 var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 356                 print("pixbuf size: %d x %d\n ", w,h);
 357
 358
 359
 360              pixbuf.save(webkitpdf.opt_target_png, "png");
 361              print("Saved to %s\n", webkitpdf.opt_target_png);
 362             //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 363             //    var sf = view.get_snapshot.end(res);
 364
 365             //    sf.write_to_png(Browser.opt_target_png);
 366             //});
 367             Gtk.main_quit();
 368
 369         #endif
 370
 371
 372
 373         }
 374     }
 375
 376
 377 }