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

   1 static BrowserWindow  _BrowserWindow;
   2
   3 public class BrowserWindow : Object
   4 {
   5     public Gtk.OffscreenWindow 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.OffscreenWindow();
  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         });
  45     }
  46
  47     // user defined functions
  48     public class Xcls_scrolled_window : Object
  49     {
  50         public Gtk.ScrolledWindow el;
  51         private BrowserWindow  _this;
  52
  53
  54             // my vars (def)
  55
  56         // ctor
  57         public Xcls_scrolled_window(BrowserWindow _owner )
  58         {
  59             _this = _owner;
  60             _this.scrolled_window = this;
  61             this.el = new Gtk.ScrolledWindow( null, null );
  62
  63             // my vars (dec)
  64
  65             // set gobject values
  66             var child_0 = new Xcls_view( _this );
  67             child_0.ref();
  68             this.el.add (  child_0.el  );
  69
  70             // init method
  71
  72             {
  73                 this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
  74             }
  75         }
  76
  77         // user defined functions
  78     }
  79     public class Xcls_view : Object
  80     {
  81         public WebKit.WebView el;
  82         private BrowserWindow  _this;
  83
  84
  85             // my vars (def)
  86
  87         // ctor
  88         public Xcls_view(BrowserWindow _owner )
  89         {
  90             _this = _owner;
  91             _this.view = this;
  92             this.el = new WebKit.WebView();
  93
  94             // my vars (dec)
  95
  96             // set gobject values
  97
  98             //listeners
  99             this.el.resource_request_starting.connect( (p0, webres, netreq ) => {
 100               print("resource req. started %s\n", netreq.uri);
 101
 102
 103             });
 104             this.el.load_finished.connect( ( ) => {
 105
 106                    this.printit();
 107
 108             });
 109         }
 110
 111         // user defined functions
 112         public void printit () {
 113            print("load_finsihed\n");
 114
 115                 // inject any javascript if needed..
 116                 if (webkitpdf.opt_inject_js != null) {
 117                         for(var i =0; i < webkitpdf.opt_inject_js.length;i++) {
 118                                 string str;
 119                                 try {
 120                                         FileUtils.get_contents( webkitpdf.opt_inject_js[i], out str);
 121                                 } catch(FileError e) {
 122                                         continue;
 123                                 }
 124                                 this.el.execute_script(str);
 125                         }
 126                 }
 127
 128
 129
 130                 print("calling print in %d seconds\n", (int)webkitpdf.opt_delay);
 131                 if (webkitpdf.opt_target_pdf != null) {
 132                         GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 133
 134                                 this.printpdf();
 135                                  return false;
 136                         }, GLib.Priority.DEFAULT);
 137                 }
 138
 139
 140             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 141
 142
 143                         // ----------------- JPEG
 144                         // resize the window...
 145                         // window.document.documentElement.scrollHeight
 146                         var scroll_height = (int) _this.view.el.get_dom_document().document_element.scroll_height;
 147                         print("Scroll height %d\n", scroll_height);
 148                         if (scroll_height> 1024) {
 149                                 _this.scrolled_window.el.set_size_request(1200, int.min(scroll_height, 6000));
 150                                 print("Resize to %d\n", scroll_height);
 151                             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 152                                         this.printpng();
 153                                         return false;
 154                                   }, GLib.Priority.DEFAULT);
 155                         }
 156                         this.printpng();
 157                         return false;
 158                   }, GLib.Priority.DEFAULT);
 159
 160
 161
 162
 163         }
 164         public bool printpdf () {
 165
 166                         var  pe = new  Gtk.PrintOperation();
 167                         pe.export_filename = webkitpdf.opt_target_pdf;
 168                         print("got callback for print");
 169                         pe.ref();
 170                         /*pe.failed.connect(() => {
 171                                 print("print failed\n");
 172                                  Gtk.main_quit();
 173
 174                         })
 175                         */;
 176                          pe.done.connect(() => {
 177                                 print("print completed\n");
 178                                  Gtk.main_quit();
 179
 180                         });
 181
 182                         //pe.run_dialog(_this.el);
 183
 184
 185                     var list = Gtk.PaperSize.get_paper_sizes(false);
 186                     var psetup = new Gtk.PageSetup();
 187                     for(var i = 0; i < list.length(); i++ ) {
 188                         var entry = list.nth_data(i).copy();
 189                         if (entry.get_name() == "iso_a2") {
 190                             psetup.set_paper_size(entry);
 191                         }
 192                     }
 193
 194
 195
 196                     pe.set_default_page_setup(psetup);
 197                     print("Calling Print?\n");
 198                     //pe.run_dialog(_this.el);
 199                     try {
 200                             this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 201                     } catch (Error e) {
 202                                 // print failed...
 203                         }
 204
 205
 206
 207                         return false;
 208         }
 209         public void printpng () {
 210             //var filename = "/tmp/test.pdf";
 211             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 212
 213             //if (le != LoadEvent.FINISHED) {
 214             //    return;
 215            // }
 216
 217         // what size is the documet.
 218
 219              print("making screenshot\n");
 220
 221
 222             var pixmap = _this.view.el.get_snapshot( null );
 223
 224
 225
 226             int w,h;
 227                 pixmap.get_size( out  w , out   h);
 228                 var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 229                 print("pixbuf size: %d x %d\n ", w,h);
 230
 231
 232
 233              pixbuf.save(webkitpdf.opt_target_png, "png");
 234             //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 235             //    var sf = view.get_snapshot.end(res);
 236
 237             //    sf.write_to_png(Browser.opt_target_png);
 238             //});
 239             Gtk.main_quit();
 240
 241
 242
 243
 244
 245         }
 246     }
 247
 248
 249 }