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Merge pull request #1921 from grypho/master

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Bugfix: #1909 Zoom level issue solved
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Jeroen Baten 2019-10-16 11:50:36 +02:00 • committed by GitHub
commit 806d63c933
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1 changed files with 19 additions and 8 deletions
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27
ganttzk/src/main/java/org/zkoss/ganttz/timetracker/TimeTrackerComponent.java Normal file → Executable file
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@ -38,7 +38,7 @@ import org.zkoss.zk.ui.HtmlMacroComponent;
*
* @author Javier Moran Rua <jmoran@igalia.com>
*/
public abstract class TimeTrackerComponent extends HtmlMacroComponent {
public abstract class TimeTrackerComponent extends HtmlMacroComponent implements IZoomLevelChangedListener {
private final TimeTracker timeTracker;
@ -52,18 +52,29 @@ public abstract class TimeTrackerComponent extends HtmlMacroComponent {
this(timeTracker, "~./ganttz/zul/timetracker/timetrackersecondlevel.zul", "timetracker");
}
/** Event handler when zoom level changes.
*
* Please do not refactor the .zoomLevelChanged method into a delta
* function since the GC will remove that function once it is only
* referenced by a WeakReference. In that case zoom events will
* not be propagated correctly.
*
* @param detailLevel requested zoom level.
*/
public void zoomLevelChanged(ZoomLevel detailLevel)
{
if ( isInPage() ) {
recreate();
changeDetailLevel(getDaysFor(scrollLeft));
}
}
TimeTrackerComponent(TimeTracker timeTracker, String secondLevelZul, String timetrackerId) {
this.secondLevelZul = secondLevelZul;
this.timeTracker = timeTracker;
IZoomLevelChangedListener zoomListener = detailLevel -> {
if ( isInPage() ) {
recreate();
changeDetailLevel(getDaysFor(scrollLeft));
}
};
this.timeTracker.addZoomListener(zoomListener);
this.timeTracker.addZoomListener(this);
timeTrackerElementId = timetrackerId;
}