diff options
| -rw-r--r-- | src/com/itmill/toolkit/ui/Select.java | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/src/com/itmill/toolkit/ui/Select.java b/src/com/itmill/toolkit/ui/Select.java index 6411d76822..9a2d62e065 100644 --- a/src/com/itmill/toolkit/ui/Select.java +++ b/src/com/itmill/toolkit/ui/Select.java @@ -198,6 +198,12 @@ public class Select extends AbstractField implements Container, * */ private OptionsStream optionsStream = null; + + /** + * Number of options to stream per request ('page size') when lazyLoading + * options. + */ + private int lazyLoadingPageLength = 20; /* Constructors ********************************************************* */ @@ -343,7 +349,7 @@ public class Select extends AbstractField implements Container, target.addAttribute("total", (getItemIds() != null) ? getItemIds().size() : 0); target - .addAttribute("initial", optionsStream.getJSON(20, 0, + .addAttribute("initial", optionsStream.getJSON(this.lazyLoadingPageLength, 0, "")); String caption = getItemCaption(getValue()); target.addAttribute("selectedValue", caption == null ? "" @@ -1471,6 +1477,7 @@ public class Select extends AbstractField implements Container, } return null; } + private class OptionsStream implements URIHandler { @@ -1483,8 +1490,8 @@ public class Select extends AbstractField implements Container, private String uri = "selectOptionsStream" + (long) (Math.random() * 1000000000000000000L); - OptionsStream(Select s) { - of = new StartsWithFilter(s); + OptionsStream(Select select) { + of = new StartsWithFilter(select); } public OptionFilter getOptionFilter() { @@ -1516,8 +1523,8 @@ public class Select extends AbstractField implements Container, } catch (NumberFormatException e) { // ignore } - // TODO Req size - ds = createDownloadStream(13, i, ""); + // TODO Req size from client? + ds = createDownloadStream(lazyLoadingPageLength, i, ""); return ds; } else if (relativeUri.indexOf(uri) != -1) { @@ -1526,8 +1533,8 @@ public class Select extends AbstractField implements Container, // read prefix String prefix = relativeUri.substring(relativeUri .lastIndexOf("/") + 1); - // TODO Req size - ds = createDownloadStream(13, 0, prefix.trim()); + // TODO Req size from client? + ds = createDownloadStream(lazyLoadingPageLength, 0, prefix.trim()); return ds; } } |