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我試圖在Python和C程序中嵌入Evince(libevview-2.30),但它不起作用。我正在使用Ubuntu Lucid。這裏是我的C代碼:如何嵌入Evince?
#include <gtk/gtk.h>
#include <evince/2.30/evince-view.h>
#include <evince/2.30/evince-document.h>
int main(int argc, char *argv[]){
GtkWidget *window;
EvDocument *document;
EvDocumentModel *docmodel;
GtkWidget *view;
gtk_init(&argc, &argv);
window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
document = EV_DOCUMENT(ev_document_factory_get_document("file:///home/user/review.pdf", NULL));
docmodel = EV_DOCUMENT_MODEL(ev_document_model_new_with_document(EV_DOCUMENT(document)));
view = ev_view_new();
ev_view_set_model(EV_VIEW(view), EV_DOCUMENT_MODEL(docmodel));
gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view));
gtk_widget_show_all(window);
gtk_main();
return 0;
}
這裏是我的Python代碼:
import gtk
import evince
window = gtk.Window()
window.show()
view = evince.View()
document = evince.document_factory_get_document('file:///home/user/review.pdf')
model = evince.DocumentModel()
model.set_document(document)
view.set_model(model)
window.add(view)
view.show()
gtk.main()
兩個程序給出了相同的結果 - 一個空的窗口。哪裏不對?
請注意libpoppler(evince使用的PDF渲染庫)是GPL。如果libevview直接鏈接到libpoppler(我認爲它確實如此),那麼釋放與Libevview鏈接的封閉源應用程序將違反GPL。 – anthony 2010-09-09 00:26:11