Todd is more knowledgeable about TreeView than I am, but I believe we left the definition of the "mixed" state up to the application. There are multiple ways to define a mixed state, so, as I recall, we felt that it was best to make it an application-level concern. G
On Dec 12, 2010, at 9:02 AM, Eugene Kondrashev wrote: > I have one more question regarding TreeView and third point. > > After reading docs you provided link to, I understood, that i've expressed my > thought not clear enough. I mean not enable/disable functionality, but > checked/unchecked instead. How can i map my data object 'enable' flag to the > checkbox state in suitable way? > The confusing thing is that i can't do that at TreeNode creation moment. > > Thankks, Eugene > > 2010/12/10 Chris Bartlett <[email protected]> > Eugene, > > Firstly, the Pivot source code for the 1.5.2 release is available on the > download page here > http://pivot.apache.org/download.cgi#1.5.2 > > Or from SVN here > http://svn.apache.org/repos/asf/pivot/tags/v1.5.2/ > > The latest 2.0 source is here > http://svn.apache.org/repos/asf/pivot/trunk/ > > The KitchenSink demo is located in the 'tutorials' project here > http://svn.apache.org/repos/asf/pivot/tags/v1.5.2/tutorials/src/org/apache/pivot/tutorials/ > http://svn.apache.org/repos/asf/pivot/trunk/tutorials/src/org/apache/pivot/tutorials/ > > > > 1) If you are using a org.apache.pivot.wtk.content.TreeViewNodeRenderer to > render the TreeView, then be aware that it has a 'showIcon' property. > http://svn.apache.org/repos/asf/pivot/trunk/tutorials/src/org/apache/pivot/tutorials/explorer/tools/event_logger_skin.bxml > > > 2) > It sounds like you are trying to replicate the behaviour that can be seen in > the EventLogger window at the bottom right hand side of the ComponentExplorer > window. > http://pivot.apache.org/demos/component-explorer.html > > Have a look here, and search for the following string > '// Propagate check state upwards or downwards as necessary' > http://svn.apache.org/repos/asf/pivot/trunk/tutorials/src/org/apache/pivot/tutorials/explorer/tools/EventLoggerSkin.java > > > 3) > Are you aware of the disabledCheckmarkFilter and disabledNodeFilter > properties of TableView? > http://pivot.apache.org/1.5.2/docs/api/org/apache/pivot/wtk/TreeView.html#setDisabledNodeFilter(org.apache.pivot.util.Filter) > > If you provide a Filter which knows how to determine your internal 'enabled' > flag, the TreeView should take care of the rest. > Search for 'checkTreeView.setDisabledNodeFilter(new Filter<TreeNode>() {' here > http://svn.apache.org/repos/asf/pivot/trunk/tutorials/src/org/apache/pivot/tutorials/KitchenSink.java > > > Chris > > On 11 December 2010 02:12, Eugene Kondrashev <[email protected]> > wrote: > Hi guys! > > Ive created a checkmark enabled tree view with mixed mode feature. Here I > faced with two problems: > 1. tree node text lable is shiffed relative to checkbox icon. It seems like > there should be a treeNode icon, but i did not set any icons for the node, > why it shows that free space bettween check box and a text label? > 2. I wonder if mixed mode "correct" behaviour is implemented by default. By > correct behaviour i meen example at > http://pivot.apache.org/demos/kitchen-sink.html Trees section. > One of the problem here is that parent node is not getting checked > automatically when all child nodes are checked by user. And vise versa - > child nodes are not getting checked while checking parent node. > I can't find sources of example at kitched-sink page regarding Trees. Can you > help me with that, please? > > > > My code wtkx: > <gsq:GSQCustomerProfileController > xmlns:wtkx="http://pivot.apache.org/wtkx"; > xmlns="org.apache.pivot.wtk" > xmlns:gsq="com.mbt.client.gui.pivot.modules"> > <Border> > <content> > <TablePane> > <columns> > <TablePane.Column width="-1"/> > <TablePane.Column width="1*"/> > </columns> > <rows> > <TablePane.Row height="-1"> > <BoxPane styles="{padding:4, spacing:4, fill:true}"> > <Border styles="{color:10}"> > <content> > <ScrollPane > horizontalScrollBarPolicy="fill" minimumPreferredWidth="70" > > verticalScrollBarPolicy="fill_to_capacity"> > <view> > <TreeView wtkx:id="clustersTree" > showMixedCheckmarkState="true" checkmarksEnabled="true"> > </TreeView> > </view> > </ScrollPane> > </content> > </Border> > </BoxPane> > <CardPane wtkx:id="criteriaCardPane"> > </CardPane> > </TablePane.Row> > </rows> > </TablePane> > </content> > </Border> > </gsq:GSQCustomerProfileController> > > Oh, and one more thing. Let say i have aList of some data object with enabled > flag as internal field. As I understood from the api, I need to create > org.apache.pivot.collections.List<TreeBranch> from java.util.List and then > iterate over tree nodes once again setting enabled flag.. If so that is > really paintfull. > > Perhaps I'm doing something wrong, please tell me if so. > > public void handleResponse(List<Cluster> retrievedClusters) { > org.apache.pivot.collections.List<TreeBranch> clusters = new > LinkedList<TreeBranch>(); > for (Cluster cluster : retrievedClusters) { > TreeBranch treeBranch = new TreeBranch(cluster.getName()); > for (Criteria criteria : cluster.getCriteria()) > treeBranch.insert(new TreeNode(criteria.getName()), 0); > clusters.add(treeBranch); > } > clustersTree.setTreeData(clusters); > } > > Thanks, > Eugene > >
