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          if(webkitpdf.opt_cookies.length > 0) {
  57              print("setting cookie %s\n",webkitpdf.opt_cookies);
  58              var ses = WebKit.get_default_session();
  59              //this.view.el.set_cookie(webkitpdf.opt_cookies);
  60          }
  61
  62          print("loading url %s\n",blog);
  63          this.view.el.load_uri(blog);
  64
  65          // if we have not finished in 25 seconds
  66          // call printit...
  67          var cd = 25;
  68            GLib.Timeout.add_seconds(1, () => {
  69             cd--;
  70             print("timeout 25 seconds :%d", cd);
  71             if (cd < 1) {
  72                print("calling printit - timed out");
  73                _this.view.printit();
  74                return false;
  75             }
  76             return true;
  77
  78          });
  79
  80
  81         });
  82     }
  83
  84     // user defined functions
  85     public class Xcls_scrolled_window : Object
  86     {
  87         public Gtk.ScrolledWindow el;
  88         private BrowserWindow  _this;
  89
  90
  91             // my vars (def)
  92
  93         // ctor
  94         public Xcls_scrolled_window(BrowserWindow _owner )
  95         {
  96             _this = _owner;
  97             _this.scrolled_window = this;
  98             this.el = new Gtk.ScrolledWindow( null, null );
  99
 100             // my vars (dec)
 101
 102             // set gobject values
 103             var child_0 = new Xcls_view( _this );
 104             child_0.ref();
 105             this.el.add (  child_0.el  );
 106
 107             // init method
 108
 109             {
 110                this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
 111             }
 112         }
 113
 114         // user defined functions
 115     }
 116     public class Xcls_view : Object
 117     {
 118         public WebKit.WebView el;
 119         private BrowserWindow  _this;
 120
 121
 122             // my vars (def)
 123         public bool print_started;
 124         public int load_try;
 125
 126         // ctor
 127         public Xcls_view(BrowserWindow _owner )
 128         {
 129             _this = _owner;
 130             _this.view = this;
 131             this.el = new WebKit.WebView();
 132
 133             // my vars (dec)
 134             this.print_started = false;
 135             this.load_try = 0;
 136
 137             // set gobject values
 138
 139             // init method
 140
 141             {
 142                   this.load_try = 0;
 143
 144             #if GTK3
 145                    this.el.load_changed.connect( (ev ) => {
 146                      if (ev != WebKit.LoadEvent.FINISHED) {
 147                            return;
 148                        }
 149
 150                            this.printit();
 151
 152
 153                         });
 154
 155             #else
 156              //listeners
 157                       //  this.el.resource_request_starting.connect( (p0, webres, netreq ) => {
 158                         //  print("resource req. started %s\n", netreq.uri);
 159
 160                       //  });
 161
 162                         this.el.load_finished.connect( ( ) => {
 163
 164
 165                                this.printit();
 166
 167                         });
 168             #endif
 169             }
 170         }
 171
 172         // user defined functions
 173         public void printit () {
 174            print("load_finsihed\n");
 175
 176            if (this.print_started) {
 177                print("load_finsihed - already printing..%d %s\n", this.load_try, this.el.uri);
 178
 179
 180
 181
 182               return;
 183           }
 184
 185
 186             this.print_started = true; // flag to stop double call.
 187
 188
 189          // inject any javascript if needed..
 190          if (webkitpdf.opt_inject_js != null) {
 191
 192             print("injecting javascript files \n");
 193             foreach(var inject_js in  webkitpdf.opt_inject_js) {
 194             print("inject? %s\n", inject_js);
 195                string str;
 196                try {
 197                   FileUtils.get_contents( inject_js, out str);
 198                } catch(FileError e) {
 199                   print("Failed to inject %s\n",  inject_js);
 200                   continue;
 201                }
 202         #if GTK3
 203                GLib.MainLoop mainloop = new GLib.MainLoop();
 204                this.el.run_javascript.begin(str, null, (obj,res) => {
 205                   mainloop.quit();
 206                });
 207                mainloop.run();
 208
 209         #else
 210                this.el.execute_script(str);
 211         #endif
 212             }
 213          }
 214
 215          print("calling print in %d seconds\n", (int)webkitpdf.opt_delay);
 216          if (webkitpdf.opt_target_pdf != null) {
 217             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 218                print("delay done URL: %s\n", this.el.uri);
 219
 220
 221                this.printpdf();
 222                 return false;
 223             }, GLib.Priority.DEFAULT);
 224             return;
 225          }
 226
 227
 228         #if GTK3
 229          print("PNG not supported in webkit2\n");
 230          return;
 231         #else
 232
 233             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 234
 235
 236             // ----------------- JPEG
 237             // resize the window...
 238             // window.document.documentElement.scrollHeight
 239             var scroll_height = (int) _this.view.el.get_dom_document().document_element.scroll_height;
 240             print("Scroll height %d\n", scroll_height);
 241             if (scroll_height> 1024 || webkitpdf.opt_width > 0  || webkitpdf.opt_height > 0  ) {
 242                var w = webkitpdf.opt_width > 0 ?  webkitpdf.opt_width  : 1200;
 243                var h = int.min(scroll_height, 6000);
 244                _this.scrolled_window.el.set_size_request( w, h);
 245                _this.el.resize (w+50, h+50);
 246                print("Resize to %d, %d\n", w,h);
 247                 GLib.Timeout.add_seconds(webkitpdf.opt_delay > 0 ? webkitpdf.opt_delay : 1 , () => {
 248                   this.printpng();
 249                   return false;
 250                  }, GLib.Priority.DEFAULT);
 251                    return false;
 252             }
 253             this.printpng();
 254             return false;
 255            }, GLib.Priority.DEFAULT);
 256
 257
 258         #endif
 259
 260         }
 261         public bool printpdf () {
 262
 263
 264
 265             var list = Gtk.PaperSize.get_paper_sizes(false);
 266              var psetup = new Gtk.PageSetup();
 267              for(var i = 0; i < list.length(); i++ ) {
 268                  var entry = list.nth_data(i).copy();
 269                  if (entry.get_name() == "iso_a2") {
 270                      psetup.set_paper_size(entry);
 271                  }
 272              }
 273
 274
 275         #if GTK3
 276
 277             var  pe = new  WebKit.PrintOperation(this.el);
 278             pe.set_page_setup(psetup);
 279             pe.finished.connect( () => {
 280                print("print completed\n");
 281                 Gtk.main_quit();
 282
 283             });
 284
 285             var ps = new Gtk.PrintSettings();
 286              ps.set_printer("Print to File");
 287              ps.set("output-file-format", "pdf");
 288              ps.set("output-uri", "file://" + webkitpdf.opt_target_pdf);
 289
 290
 291             pe.set_print_settings(ps);
 292
 293
 294             pe.print();
 295
 296
 297         #else
 298             var  pe = new  Gtk.PrintOperation();
 299             pe.export_filename = webkitpdf.opt_target_pdf;
 300             print("got callback for print\n");
 301             pe.ref();
 302             /*pe.failed.connect(() => {
 303                print("print failed\n");
 304                 Gtk.main_quit();
 305
 306             })
 307             */;
 308              pe.done.connect(() => {
 309                print("print completed\n");
 310                 Gtk.main_quit();
 311
 312             });
 313
 314             //pe.run_dialog(_this.el);
 315
 316
 317
 318
 319
 320              pe.set_default_page_setup(psetup);
 321              print("Calling Print?\n");
 322              //pe.run_dialog(_this.el);
 323
 324
 325
 326
 327
 328              try {
 329                 this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 330              } catch (Error e) {
 331                // print failed...
 332             }
 333         #endif
 334
 335
 336             return false;
 337         }
 338         public void printpng () {
 339             //var filename = "/tmp/test.pdf";
 340             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 341
 342             //if (le != LoadEvent.FINISHED) {
 343             //    return;
 344            // }
 345
 346         // what size is the documet.
 347
 348              print("making screenshot\n");
 349         #if GTK3
 350
 351         #else
 352             // fix vapi - get_snapshot add '?' to all null.
 353             var pixmap = _this.view.el.get_snapshot( null );
 354
 355
 356
 357             int w,h;
 358
 359             // add out to gdkpixmap.get_size
 360          pixmap.get_size( out  w , out   h);
 361          var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 362          print("pixbuf size: %d x %d\n ", w,h);
 363
 364
 365
 366              pixbuf.save(webkitpdf.opt_target_png, "png");
 367              print("Saved to %s\n", webkitpdf.opt_target_png);
 368             //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 369             //    var sf = view.get_snapshot.end(res);
 370
 371             //    sf.write_to_png(Browser.opt_target_png);
 372             //});
 373             Gtk.main_quit();
 374
 375         #endif
 376
 377
 378
 379         }
 380     }
 381
 382
 383 }