On Mon, Feb 8, 2010 at 9:22 PM, Cedric BAIL <[email protected]> wrote:
> On Mon, Feb 8, 2010 at 2:11 PM, Shuduo Sang <[email protected]> wrote: > > I am a newbie who study efl programming recently. I try to write my first > > program but meet problem always return NULL for creating canvas. I have > > googled someone met that too but no clear answer. > > I can get supported engines by ecore_evas_engines_get(), are > software_x11, > > xrender_x11, opengl_x11, fb, and buffer. > > My platform is Ubuntu 9.10 and I think I installed all necessary > libraries > > since I can build it successfully by command. > > > > gcc `pkg-config --libs --cflags evas ecore ecore-evas` ecore_test.c -o > > ecore_test > > > > My code is following. > > > > ... > > > > 22 if ( !ecore_init()) return EXIT_FAILURE; > > 23 if ( !ecore_evas_init()) return EXIT_FAILURE; > > 24 > > 25 if (NULL == (eina_list = ecore_evas_engines_get())) > > 26 return EXIT_FAILURE; > > 27 > > 28 EINA_LIST_FOREACH(eina_list, l, data) > > 29 if(data) printf("data %s\n", data); > > 30 ecore_evas_engines_free(eina_list); > > 31 > > 32 ecore_evas = ecore_evas_software_x11_new(NULL, 0, 0, 0, W, > H); > > 33 if (!ecore_evas) > > 34 ecore_evas = ecore_evas_gl_x11_new(NULL, 0, 0, 0, W, > H); > > 35 if (!ecore_evas) > > 36 ecore_evas = ecore_evas_fb_new(NULL, 0, W, H); > > 37 if (!ecore_evas) > > 38 ecore_evas = ecore_evas_xrender_x11_new(NULL, 0, 0, > 0, > > W, H); > > 39 if (!ecore_evas){ > > 40 printf("ERROR: Cannot create canvas\n"); > > 41 return EXIT_FAILURE; > > 42 } > > You can use "ecore_evas = ecore_evas_new(NULL, 0, 0, W, H, NULL);". > And it will automatically pick a working engine. > I got NULL again. :( > -- > Cedric BAIL > ------------------------------------------------------------------------------ The Planet: dedicated and managed hosting, cloud storage, colocation Stay online with enterprise data centers and the best network in the business Choose flexible plans and management services without long-term contracts Personal 24x7 support from experience hosting pros just a phone call away. http://p.sf.net/sfu/theplanet-com _______________________________________________ enlightenment-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/enlightenment-devel
