gboolean
on_delete_event(GtkWidget * widget, GdkEvent * event, gpointer user_data)
{
AppUIData *app_ui_data = (AppUIData *) user_data;
gboolean retval = FALSE;
g_return_val_if_fail(app_ui_data != NULL, FALSE);
g_return_val_if_fail(app_ui_data ->app_data != NULL, FALSE);
TDB("%s\n", __FUNCTION__);
if (app_ui_data->app_data->state == PDF_VIEWER_STATE_LOADING ) {
retval = TRUE;
} else {
app_ui_data->close_called = TRUE;
g_return_val_if_fail(app_ui_data != NULL, FALSE);
/* wait for finishing rendering thread */
TDB("call pdf_viewer_cancel_if_render\n");
pdf_viewer_cancel_if_render();
destroy_state_data(app_ui_data->app_data);
retval = TRUE;
gtk_main_quit();
}
return retval;
}
LOCAL TAPTR
dfb_hostqueryfonts(TMOD_DFB *mod, TTAGITEM *tags)
{
TSTRPTR fname = TNULL;
struct fnt_attr fattr;
struct TNode *node, *next;
struct FontQueryHandle *fqh = TNULL;
TAPTR exec = TGetExecBase(mod);
TDBPRINTF(10, ("***********************************************\n"));
/* init fontname list */
TInitList(&fattr.fnlist);
/* fetch and parse fname */
fname = (TSTRPTR) TGetTag(tags, TVisual_FontName, (TTAG) FNT_WILDCARD);
if (fname) fnt_getfnnodes(mod, &fattr.fnlist, fname);
/* fetch user specified attributes */
fattr.fpxsize = (TINT) TGetTag(tags, TVisual_FontPxSize, (TTAG) FNT_DEFPXSIZE);
fattr.fnum = (TINT) TGetTag(tags, TVisual_FontNumResults, (TTAG) INT_MAX);
/* not yet
fattr.fitalic = (TBOOL) TGetTag(tags, TVisual_FontItalic, (TTAG) FNTQUERY_UNDEFINED);
fattr.fbold = (TBOOL) TGetTag(tags, TVisual_FontBold, (TTAG) FNTQUERY_UNDEFINED);
*/
/* init result list */
fqh = TExecAlloc0(exec, mod->dfb_MemMgr, sizeof(struct FontQueryHandle));
if (fqh)
{
fqh->handle.thn_Owner = mod;
/* connect destructor */
TInitHook(&fqh->handle.thn_Hook, fqhdestroy, fqh);
TInitList(&fqh->reslist);
/* init list iterator */
fqh->nptr = &fqh->reslist.tlh_Head;
hostqueryfonts(mod, fqh, &fattr);
TDB(10,(fnt_dumplist(&fqh->reslist)));
TDBPRINTF(10, ("***********************************************\n"));
}
else
TDBPRINTF(20, ("out of memory :(\n"));
/* free memory of fnt_nodes */
for (node = fattr.fnlist.tlh_Head; (next = node->tln_Succ); node = next)
{
struct fnt_node *fnn = (struct fnt_node *)node;
TExecFree(exec, fnn->fname);
TRemove(&fnn->node);
TExecFree(exec, fnn);
}
return fqh;
}
