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                 this.el.resize(1200,500);
  41                 print("loading url\n");
  42                 this.view.el.load_uri(webkitpdf.opt_url);
  43
  44                 // if we have not finished in 25 seconds
  45                 // call printit...
  46                   GLib.Timeout.add_seconds(25, () => {
  47                                 _this.view.printit();
  48                                 return true;
  49                 });
  50
  51
  52         });
  53     }
  54
  55     // user defined functions
  56     public class Xcls_scrolled_window : Object
  57     {
  58         public Gtk.ScrolledWindow el;
  59         private BrowserWindow  _this;
  60
  61
  62             // my vars (def)
  63
  64         // ctor
  65         public Xcls_scrolled_window(BrowserWindow _owner )
  66         {
  67             _this = _owner;
  68             _this.scrolled_window = this;
  69             this.el = new Gtk.ScrolledWindow( null, null );
  70
  71             // my vars (dec)
  72
  73             // set gobject values
  74             var child_0 = new Xcls_view( _this );
  75             child_0.ref();
  76             this.el.add (  child_0.el  );
  77
  78             // init method
  79
  80             {
  81                 this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
  82             }
  83         }
  84
  85         // user defined functions
  86     }
  87     public class Xcls_view : Object
  88     {
  89         public WebKit.WebView el;
  90         private BrowserWindow  _this;
  91
  92
  93             // my vars (def)
  94         public bool print_started;
  95
  96         // ctor
  97         public Xcls_view(BrowserWindow _owner )
  98         {
  99             _this = _owner;
 100             _this.view = this;
 101             this.el = new WebKit.WebView();
 102
 103             // my vars (dec)
 104             this.print_started = false;
 105
 106             // set gobject values
 107
 108             //listeners
 109             this.el.mime_type_policy_decision_requested.connect( (p0, netreq, mimetype, pol ) => {
 110              //  print("resource response  %s, %s\n",    webres.get_mime_type(), netres.uri);
 111                 print("mimetype:  %s", mimetype);
 112              // netres.message.got_headers.connect(() => {
 113              //   print("GOT HEADERS?  [%s] : %s\n",
 114                 //  netres.message.request_headers.get_content_type(null),netres.uri);
 115                 //  });
 116
 117                 return true; // default behaviour..
 118
 119
 120             });
 121             this.el.resource_request_starting.connect( (p0, webres, netreq ) => {
 122               print("resource req. started %s\n", netreq.uri);
 123
 124             });
 125             this.el.load_finished.connect( ( ) => {
 126
 127                    this.printit();
 128
 129             });
 130         }
 131
 132         // user defined functions
 133         public void printit () {
 134            print("load_finsihed\n");
 135
 136            if (this.print_started) {
 137               print("load_finsihed - already printing..\n");
 138               return;
 139           }
 140
 141             this.print_started = true; // flag to stop double call.
 142
 143
 144                 // inject any javascript if needed..
 145                 if (webkitpdf.opt_inject_js != null) {
 146                         for(var i =0; i < webkitpdf.opt_inject_js.length;i++) {
 147                                 string str;
 148                                 try {
 149                                         FileUtils.get_contents( webkitpdf.opt_inject_js[i], out str);
 150                                 } catch(FileError e) {
 151                                         continue;
 152                                 }
 153                                 this.el.execute_script(str);
 154                         }
 155                 }
 156
 157
 158
 159                 print("calling print in %d seconds\n", (int)webkitpdf.opt_delay);
 160                 if (webkitpdf.opt_target_pdf != null) {
 161                         GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 162
 163                                 this.printpdf();
 164                                  return false;
 165                         }, GLib.Priority.DEFAULT);
 166                 }
 167
 168
 169             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 170
 171
 172                         // ----------------- JPEG
 173                         // resize the window...
 174                         // window.document.documentElement.scrollHeight
 175                         var scroll_height = (int) _this.view.el.get_dom_document().document_element.scroll_height;
 176                         print("Scroll height %d\n", scroll_height);
 177                         if (scroll_height> 1024) {
 178                                 //_this.scrolled_window.el.set_size_request(1200, int.min(scroll_height, 6000));
 179                                 _this.scrolled_window.el.set_size_request(1200, int.min(scroll_height, 6000));
 180                                 print("Resize to %d\n", scroll_height);
 181                             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 182                                         this.printpng();
 183                                         return false;
 184                                   }, GLib.Priority.DEFAULT);
 185                             return false;
 186                         }
 187                         this.printpng();
 188                         return false;
 189                   }, GLib.Priority.DEFAULT);
 190
 191
 192
 193
 194         }
 195         public bool printpdf () {
 196
 197                         var  pe = new  Gtk.PrintOperation();
 198                         pe.export_filename = webkitpdf.opt_target_pdf;
 199                         print("got callback for print");
 200                         pe.ref();
 201                         /*pe.failed.connect(() => {
 202                                 print("print failed\n");
 203                                  Gtk.main_quit();
 204
 205                         })
 206                         */;
 207                          pe.done.connect(() => {
 208                                 print("print completed\n");
 209                                  Gtk.main_quit();
 210
 211                         });
 212
 213                         //pe.run_dialog(_this.el);
 214
 215
 216                     var list = Gtk.PaperSize.get_paper_sizes(false);
 217                     var psetup = new Gtk.PageSetup();
 218                     for(var i = 0; i < list.length(); i++ ) {
 219                         var entry = list.nth_data(i).copy();
 220                         if (entry.get_name() == "iso_a2") {
 221                             psetup.set_paper_size(entry);
 222                         }
 223                     }
 224
 225
 226
 227                     pe.set_default_page_setup(psetup);
 228                     print("Calling Print?\n");
 229                     //pe.run_dialog(_this.el);
 230                     try {
 231                             this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 232                     } catch (Error e) {
 233                                 // print failed...
 234                         }
 235
 236
 237
 238                         return false;
 239         }
 240         public void printpng () {
 241             //var filename = "/tmp/test.pdf";
 242             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 243
 244             //if (le != LoadEvent.FINISHED) {
 245             //    return;
 246            // }
 247
 248         // what size is the documet.
 249
 250              print("making screenshot\n");
 251
 252             // fix vapi - get_snapshot add '?' to all null.
 253             var pixmap = _this.view.el.get_snapshot( null );
 254
 255
 256
 257             int w,h;
 258
 259             // add out to gdkpixmap.get_size
 260                 pixmap.get_size( out  w , out   h);
 261                 var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 262                 print("pixbuf size: %d x %d\n ", w,h);
 263
 264
 265
 266              pixbuf.save(webkitpdf.opt_target_png, "png");
 267              print("Saved to %s\n", webkitpdf.opt_target_png);
 268             //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 269             //    var sf = view.get_snapshot.end(res);
 270
 271             //    sf.write_to_png(Browser.opt_target_png);
 272             //});
 273             Gtk.main_quit();
 274
 275
 276
 277
 278
 279         }
 280     }
 281
 282
 283 }