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Added support for closing multiple dialogs/wizards

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@6798 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Gavin Cornwell
2007-09-17 11:10:51 +00:00
parent 77190cd418
commit eb7c7b9bc3
1 changed files with 78 additions and 13 deletions
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91
source/java/org/alfresco/web/app/AlfrescoNavigationHandler.java
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@@ -60,6 +60,8 @@ public class AlfrescoNavigationHandler extends NavigationHandler
public final static String WIZARD_PREFIX = "wizard" + OUTCOME_SEPARATOR;
public final static String CLOSE_DIALOG_OUTCOME = DIALOG_PREFIX + "close";
public final static String CLOSE_WIZARD_OUTCOME = WIZARD_PREFIX + "close";
public final static String CLOSE_MULTIPLE_START = "[";
public final static String CLOSE_MULTIPLE_END = "]";
public final static String EXTERNAL_CONTAINER_SESSION = "externalDialogContainer";
protected String dialogContainer = null;
@@ -199,6 +201,35 @@ public class AlfrescoNavigationHandler extends NavigationHandler
return closing;
}
protected int getNumberToClose(String outcome)
{
int toClose = 1;
int idxStart = outcome.indexOf(CLOSE_MULTIPLE_START);
if (outcome != null && idxStart != -1)
{
int idxEnd = outcome.indexOf(CLOSE_MULTIPLE_END);
if (idxEnd != -1)
{
String closeNum = outcome.substring(idxStart+1, idxEnd);
try
{
toClose = Integer.parseInt(closeNum);
}
catch (NumberFormatException nfe)
{
if (logger.isWarnEnabled())
logger.warn("Could not determine number of containers to close, defaulting to 1");
}
}
if (logger.isDebugEnabled())
logger.debug("Closing " + toClose + " levels of container");
}
return toClose;
}
/**
* Determines whether the given fromAction represents a step in the wizard
* i.e. next or back
@@ -670,21 +701,48 @@ public class AlfrescoNavigationHandler extends NavigationHandler
{
// there isn't an overidden outcome so go back to the previous view
if (logger.isDebugEnabled())
logger.debug("Closing " + closingItem + ", going back to previous page");
logger.debug("Closing " + closingItem);
// determine how many levels of dialog we need to close
int numberToClose = getNumberToClose(outcome);
// if the top of the stack is not a dialog or wizard just get the
// view id and navigate back to it.
Object stackObject = null;
if (numberToClose == 1)
{
// just closing one dialog so get the item from the top of the stack
stackObject = getViewStack(context).pop();
if (logger.isDebugEnabled())
logger.debug("Popped item from the top of the view stack: " + stackObject);
}
else
{
// check there are enough items on the stack, if there
// isn't just get the last one (effectively going back
// to the beginning)
Stack viewStack = getViewStack(context);
int itemsOnStack = viewStack.size();
if (itemsOnStack < numberToClose)
{
if (logger.isDebugEnabled())
logger.debug("Returning to first item on the view stack as there aren't " +
numberToClose + " containers to close!");
numberToClose = itemsOnStack;
}
// pop the right object from the stack
for (int x = 1; x <= numberToClose; x++)
{
stackObject = viewStack.pop();
}
if (logger.isDebugEnabled())
logger.debug("Popped item from the stack: " + stackObject);
}
// if the top of the stack is a dialog or wizard retrieve the state
// and setup the appropriate manager with that state, then get the
// appropriate container page and navigate to it.
Object topOfStack = getViewStack(context).pop();
if (logger.isDebugEnabled())
logger.debug("Popped item from the top of the view stack: " + topOfStack);
String newViewId = getViewIdFromStackObject(context, topOfStack);
// get the appropriate view id for the stack object
String newViewId = getViewIdFromStackObject(context, stackObject);
// go to the appropraite page
goToView(context, newViewId);
@@ -748,6 +806,13 @@ public class AlfrescoNavigationHandler extends NavigationHandler
{
String viewId = null;
// if the top of the stack is not a dialog or wizard just get the
// view id and navigate back to it.
// if the top of the stack is a dialog or wizard retrieve the state
// and setup the appropriate manager with that state, then get the
// appropriate container page and navigate to it.
if (topOfStack instanceof String)
{
viewId = (String)topOfStack;