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             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 132
 133                         this.printpdf();
 134
 135             }, GLib.Priority.DEFAULT);
 136
 137
 138
 139             // ----------------- JPEG
 140                 // resize the window...
 141                 // window.document.documentElement.scrollHeight
 142                 var scroll_height = (int) _this.view.get_dom_document().document_element.scroll_height;
 143                 if (scroll_height> 1024) {
 144                         _this.scrolled_window.set_size_request(1200, Int.min(scroll_height, 6000));
 145                         print("Resize to %d\n", scroll_height);
 146                 }
 147
 148             //var filename = "/tmp/test.pdf";
 149             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 150
 151             //if (le != LoadEvent.FINISHED) {
 152             //    return;
 153            // }
 154
 155            // what size is the documet.
 156
 157             GLib.Timeout.add_seconds(Browser.opt_delay, () => {
 158                 print("making screenshot\n");
 159
 160
 161                 var pixmap = _this.view.get_snapshot( null );
 162
 163
 164
 165                 int w,h;
 166                         pixmap.get_size( out  w , out   h);
 167                         var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 168                         print("pixbuf size: %d x %d\n ", w,h);
 169
 170
 171
 172                  pixbuf.save(Browser.opt_target_png, "png");
 173                 //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 174                 //    var sf = view.get_snapshot.end(res);
 175
 176                 //    sf.write_to_png(Browser.opt_target_png);
 177                 //});
 178                 Gtk.main_quit();
 179                 return false;
 180             }, GLib.Priority.DEFAULT);
 181
 182
 183
 184
 185
 186         }
 187         public bool printpdf () {
 188
 189                         var  pe = new  Gtk.PrintOperation();
 190                         pe.export_filename = webkitpdf.opt_target_pdf;
 191                         print("got callback for print");
 192                         pe.ref();
 193                         /*pe.failed.connect(() => {
 194                                 print("print failed\n");
 195                                  Gtk.main_quit();
 196
 197                         })
 198                         */;
 199                          pe.done.connect(() => {
 200                                 print("print completed\n");
 201                                  Gtk.main_quit();
 202
 203                         });
 204
 205                         //pe.run_dialog(_this.el);
 206
 207
 208                     var list = Gtk.PaperSize.get_paper_sizes(false);
 209                     var psetup = new Gtk.PageSetup();
 210                     for(var i = 0; i < list.length(); i++ ) {
 211                         var entry = list.nth_data(i).copy();
 212                         if (entry.get_name() == "iso_a2") {
 213                             psetup.set_paper_size(entry);
 214                         }
 215                     }
 216
 217
 218
 219                     pe.set_default_page_setup(psetup);
 220                     print("Calling Print?\n");
 221                     //pe.run_dialog(_this.el);
 222                     try {
 223                             this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 224                     } catch (Error e) {
 225                                 // print failed...
 226                         }
 227
 228
 229
 230                         return false;
 231         }
 232     }
 233
 234
 235 }