public Tasks() {
super();
SectionStack sectionStack = new SectionStack();
sectionStack.setVisibilityMode(VisibilityMode.MULTIPLE);
sectionStack.setWidth100();
sectionStack.setHeight100();
sections = new SectionStackSection[3];
for (int i = 0; i < 2; i++) {
sections[i] = new SectionStackSection(i == 0 ? "My Tasks" : "Available Tasks");
sections[i].setExpanded(true);
sections[i].setResizeable(false);
ListGridField complete = new ListGridField("complete", " ");
complete.setType(ListGridFieldType.BOOLEAN);
complete.setCanEdit(true);
complete.setCanToggle(true);
if (i == 0) {
final MyTasksListGrid taskgrid = new MyTasksListGrid();
taskgrid.setWidth100();
taskgrid.setHeight100();
taskgrid.setCanExpandRecords(true);
taskgrid.setCanExpandMultipleRecords(false);
taskgrid.setExpansionMode(ExpansionMode.DETAILS);
taskgrid.setShowAllRecords(true);
taskgrid.setExpansionCanEdit(true);
taskgrid.addCellDoubleClickHandler(
new CellDoubleClickHandler() {
public void onCellDoubleClick(CellDoubleClickEvent event) {
taskgrid.expandRecord(taskgrid.getRecord(event.getRowNum()));
}
});
ListGridField processIntanceID = new ListGridField("$#processInstanceId", "Workflow");
processIntanceID.setBaseStyle("linkLabel");
processIntanceID.addRecordClickHandler(
new RecordClickHandler() {
public void onRecordClick(RecordClickEvent event) {
Object[] args = {event.getValue(), true};
PageManager.getInstance().setPageHistory(Pages.VIEWWORKFLOW, args);
}
});
taskgrid.setFields(
complete,
new ListGridField("taskname", "Name"),
new ListGridField("$#createTime", "Time"),
new ListGridField("$#priority", "Priority"),
new ListGridField("$#assignee", "Assignee"),
new ListGridField("$#activityName", "ActivityName"),
processIntanceID);
sections[i].addItem(taskgrid);
} else {
CustomListGrid grid = new CustomListGrid();
grid.setWidth100();
grid.setHeight100();
grid.setCanExpandRecords(true);
grid.setCanExpandMultipleRecords(false);
grid.setExpansionMode(ExpansionMode.DETAILS);
grid.setShowAllRecords(true);
complete.addRecordClickHandler(getRecordClickHandler(grid, i == 1));
grid.setShowRecordComponents(true);
grid.setShowRecordComponentsByCell(true);
ListGridField assign = new ListGridField("Assign", "Assign");
assign.setAlign(Alignment.CENTER);
grid.setFields(
complete,
new ListGridField("taskname", "Name"),
new ListGridField("$#createTime", "Time"),
new ListGridField("$#priority", "Priority"),
assign);
sections[i].addItem(grid);
}
}
sections[2] = new SectionStackSection("Event Log");
sections[2].setExpanded(true);
sections[2].setResizeable(false);
ListGrid grid = new ListGrid();
grid.setWidth100();
grid.setHeight100();
grid.setCanExpandRecords(false);
grid.setShowAllRecords(true);
grid.setCanEdit(false);
grid.setFields(
new ListGridField("$#endTime", "Time"),
new ListGridField("$#id", "Task"),
new ListGridField("$#assignee", "User"),
new ListGridField("$#state", "Action"),
new ListGridField("outcome", "Outcome"),
new ListGridField("$#processInstanceId", "Workflow"));
sections[2].addItem(grid);
sectionStack.addSection(sections[0]);
sectionStack.addSection(sections[1]);
sectionStack.addSection(sections[2]);
BpmServiceMain.sendGet(
"/processInstances/tasks?assignee=" + BpmServiceMain.getUser(),
new AsyncCallback<String>() {
public void onFailure(Throwable arg0) {}
public void onSuccess(String arg0) {
ArrayList<Task> tasks = Parse.parseProcessTasks(arg0);
records1 = new ListGridRecord[MAX_TASKS];
int i = 0;
for (Task t : tasks) {
records1[i++] = createLGR(false, t);
}
((MyTasksListGrid) sections[0].getItems()[0]).setData(records1);
}
});
BpmServiceMain.sendGet(
"/processInstances/tasks?candidate=" + BpmServiceMain.getUser(),
new AsyncCallback<String>() {
public void onFailure(Throwable arg0) {}
public void onSuccess(String arg0) {
ArrayList<Task> tasks = Parse.parseProcessTasks(arg0);
records2 = new ListGridRecord[MAX_TASKS];
int i = 0;
for (Task t : tasks) {
records2[i++] = createLGR(false, t);
}
((CustomListGrid) sections[1].getItems()[0]).setData(records2);
}
});
int dayLength = 24 * 60 * 60 * 1000;
Date d = new Date();
d.setTime(d.getTime() + dayLength);
String end =
(1900 + d.getYear())
+ "-"
+ (d.getMonth() < 9 ? "0" : "")
+ (d.getMonth() + 1)
+ "-"
+ (d.getDate() < 9 ? "0" : "")
+ d.getDate();
d = new Date();
d.setTime(d.getTime() - dayLength * 3);
String start =
(1900 + d.getYear())
+ "-"
+ (d.getMonth() < 9 ? "0" : "")
+ (d.getMonth() + 1)
+ "-"
+ (d.getDate() < 9 ? "0" : "")
+ d.getDate();
BpmServiceMain.sendGet(
"/tasks/history?assignee=" + BpmServiceMain.getUser() + "&start=" + start + "&end=" + end,
new AsyncCallback<String>() {
public void onFailure(Throwable arg0) {}
public void onSuccess(String arg0) {
ArrayList<Task> tasks = Parse.parseTasks(arg0);
records3 = new ListGridRecord[MAX_TASKS];
int i = 0;
for (Task t : tasks) {
records3[i++] = createLGR(true, t);
}
((ListGrid) sections[2].getItems()[0]).setData(records3);
((ListGrid) sections[2].getItems()[0]).sort(0, SortDirection.DESCENDING);
}
});
createPage(sectionStack, PageWidget.PAGE_TASKS);
timer =
new Timer() {
public void run() {
updateTasks();
}
};
timer.scheduleRepeating(BpmServiceMain.getPollingRate());
}
public void updateTasks() {
int dayLength = 24 * 60 * 60 * 1000;
Date d = new Date();
d.setTime(d.getTime() + dayLength);
String end =
(1900 + d.getYear())
+ "-"
+ (d.getMonth() < 9 ? "0" : "")
+ (d.getMonth() + 1)
+ "-"
+ (d.getDate() < 9 ? "0" : "")
+ d.getDate();
d = new Date();
d.setTime(d.getTime() - dayLength * 3);
String start =
(1900 + d.getYear())
+ "-"
+ (d.getMonth() < 9 ? "0" : "")
+ (d.getMonth() + 1)
+ "-"
+ (d.getDate() < 9 ? "0" : "")
+ d.getDate();
BpmServiceMain.sendGet(
"/processInstances/tasks?assignee=" + BpmServiceMain.getUser(),
new AsyncCallback<String>() {
public void onFailure(Throwable caught) {}
public void onSuccess(String result) {
ArrayList<Task> tasks = Parse.parseProcessTasks(result);
for (Task t : tasks) {
if (t == null) break;
if (contains(records1, t.get("id")) == -1)
addRecordToArray(records1, createLGR(false, t));
}
for (ListGridRecord r : records1) {
if (r == null) break;
if (contains(tasks, r.getAttributeAsString("id")) == -1)
removeRecordFromArray(records1, r);
}
((ListGrid) sections[0].getItems()[0]).setData(records1);
}
});
BpmServiceMain.sendGet(
"/processInstances/tasks?candidate=" + BpmServiceMain.getUser(),
new AsyncCallback<String>() {
public void onFailure(Throwable caught) {}
public void onSuccess(String result) {
ArrayList<Task> tasks = Parse.parseProcessTasks(result);
for (Task t : tasks) {
if (t == null) break;
if (contains(records2, t.get("id")) == -1)
addRecordToArray(records2, createLGR(false, t));
}
for (ListGridRecord r : records2) {
if (r == null) break;
if (contains(tasks, r.getAttributeAsString("id")) == -1)
removeRecordFromArray(records2, r);
}
((ListGrid) sections[1].getItems()[0]).setData(records2);
}
});
BpmServiceMain.sendGet(
"/tasks/history?assignee=" + BpmServiceMain.getUser() + "&start=" + start + "&end=" + end,
new AsyncCallback<String>() {
public void onFailure(Throwable caught) {}
public void onSuccess(String result) {
ArrayList<Task> tasks = Parse.parseTasks(result);
for (Task t : tasks) {
if (t == null) break;
if (contains(records3, t.get("id")) == -1)
addRecordToArray(records3, createLGR(true, t));
}
for (ListGridRecord r : records3) {
if (r == null) break;
if (contains(tasks, r.getAttributeAsString("id")) == -1)
removeRecordFromArray(records3, r);
}
((ListGrid) sections[2].getItems()[0]).setData(records3);
}
});
}