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_view view;
  16
  17         // my vars (def)
  18
  19     // ctor
  20     public BrowserWindow()
  21     {
  22         _this = this;
  23         this.el = new Gtk.OffscreenWindow();
  24
  25         // my vars (dec)
  26
  27         // set gobject values
  28         var child_0 = new Xcls_ScrolledWindow2( _this );
  29         child_0.ref();
  30         this.el.add (  child_0.el  );
  31
  32         //listeners
  33         this.el.destroy.connect( () => {
  34             Gtk.main_quit();
  35         });
  36         this.el.show.connect( () => {
  37
  38                 print("resizing window\n");
  39                 this.el.resize(1200,500);
  40                 print("loading url\n");
  41                 this.view.el.load_uri(webkitpdf.opt_url);
  42
  43         });
  44     }
  45
  46     // user defined functions
  47     public class Xcls_ScrolledWindow2 : Object
  48     {
  49         public Gtk.ScrolledWindow el;
  50         private BrowserWindow  _this;
  51
  52
  53             // my vars (def)
  54
  55         // ctor
  56         public Xcls_ScrolledWindow2(BrowserWindow _owner )
  57         {
  58             _this = _owner;
  59             this.el = new Gtk.ScrolledWindow( null, null );
  60
  61             // my vars (dec)
  62
  63             // set gobject values
  64             var child_0 = new Xcls_view( _this );
  65             child_0.ref();
  66             this.el.add (  child_0.el  );
  67
  68             // init method
  69
  70             {
  71                 this.el.set_policy(Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
  72             }
  73         }
  74
  75         // user defined functions
  76     }
  77     public class Xcls_view : Object
  78     {
  79         public WebKit.WebView el;
  80         private BrowserWindow  _this;
  81
  82
  83             // my vars (def)
  84
  85         // ctor
  86         public Xcls_view(BrowserWindow _owner )
  87         {
  88             _this = _owner;
  89             _this.view = this;
  90             this.el = new WebKit.WebView();
  91
  92             // my vars (dec)
  93
  94             // set gobject values
  95
  96             //listeners
  97             this.el.resource_request_starting.connect( (p0, webres, netreq ) => {
  98               print("resource req. started %s\n", netreq.uri);
  99
 100
 101             });
 102             this.el.load_finished.connect( ( ) => {
 103
 104                    this.printit();
 105
 106             });
 107         }
 108
 109         // user defined functions
 110         public void printit () {
 111            print("load_finsihed\n");
 112
 113                 // inject any javascript if needed..
 114                 if (webkitpdf.opt_inject_js != null) {
 115                         for(var i =0; i < webkitpdf.opt_inject_js.length;i++) {
 116                                 string str;
 117                                 try {
 118                                         FileUtils.get_contents( webkitpdf.opt_inject_js[i], out str);
 119                                 } catch(FileError e) {
 120                                         continue;
 121                                 }
 122                                 this.el.execute_script(str);
 123                         }
 124                 }
 125
 126
 127
 128                 print("calling print in %d seconds\n", (int)webkitpdf.opt_delay);
 129             GLib.Timeout.add_seconds(webkitpdf.opt_delay, () => {
 130
 131                         this.printpdf();
 132
 133             }, GLib.Priority.DEFAULT);
 134
 135                 // resize the window...
 136                 // window.document.documentElement.scrollHeight
 137                 var scroll_height = (int) _this.view.get_dom_document().document_element.scroll_height;
 138                 if (scroll_height> 1024) {
 139                         _this.scrolled_window.set_size_request(1200, Int.min(scroll_height, 6000));
 140                         print("Resize to %d\n", scroll_height);
 141                 }
 142
 143             //var filename = "/tmp/test.pdf";
 144             //print("load_changed %d ?= %d\n", le, LoadEvent.FINISHED);
 145
 146             //if (le != LoadEvent.FINISHED) {
 147             //    return;
 148            // }
 149
 150            // what size is the documet.
 151
 152             GLib.Timeout.add_seconds(Browser.opt_delay, () => {
 153                 print("making screenshot\n");
 154
 155
 156                 var pixmap = _this.view.get_snapshot( null );
 157
 158
 159
 160                 int w,h;
 161                         pixmap.get_size( out  w , out   h);
 162                         var pixbuf  = Gdk.pixbuf_get_from_drawable(null, pixmap, null , 0, 0, 0, 0, w, h);
 163                         print("pixbuf size: %d x %d\n ", w,h);
 164
 165
 166
 167                  pixbuf.save(Browser.opt_target_png, "png");
 168                 //view.get_snapshot.begin(WebKit.SnapshotRegion.FULL_DOCUMENT, WebKit.SnapshotOptions.NONE, null, (obj, res) => {
 169                 //    var sf = view.get_snapshot.end(res);
 170
 171                 //    sf.write_to_png(Browser.opt_target_png);
 172                 //});
 173                 Gtk.main_quit();
 174                 return false;
 175             }, GLib.Priority.DEFAULT);
 176
 177
 178
 179
 180
 181         }
 182         public bool printpdf () {
 183
 184                         var  pe = new  Gtk.PrintOperation();
 185                         pe.export_filename = webkitpdf.opt_target_pdf;
 186                         print("got callback for print");
 187                         pe.ref();
 188                         /*pe.failed.connect(() => {
 189                                 print("print failed\n");
 190                                  Gtk.main_quit();
 191
 192                         })
 193                         */;
 194                          pe.done.connect(() => {
 195                                 print("print completed\n");
 196                                  Gtk.main_quit();
 197
 198                         });
 199
 200                         //pe.run_dialog(_this.el);
 201
 202
 203                     var list = Gtk.PaperSize.get_paper_sizes(false);
 204                     var psetup = new Gtk.PageSetup();
 205                     for(var i = 0; i < list.length(); i++ ) {
 206                         var entry = list.nth_data(i).copy();
 207                         if (entry.get_name() == "iso_a2") {
 208                             psetup.set_paper_size(entry);
 209                         }
 210                     }
 211
 212
 213
 214                     pe.set_default_page_setup(psetup);
 215                     print("Calling Print?\n");
 216                     //pe.run_dialog(_this.el);
 217                     try {
 218                             this.el.get_main_frame().print_full(pe,Gtk.PrintOperationAction.EXPORT);
 219                     } catch (Error e) {
 220                                 // print failed...
 221                         }
 222
 223
 224
 225                         return false;
 226         }
 227     }
 228
 229
 230 }