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#1107 Improve TaskList - The load method is called twice

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This commit is contained in:
mauriziovitale84
2016-11-18 10:59:04 +00:00
committed by Mario Romano
parent d905aaa0cf
commit 44137ecbbe
3 changed files with 156 additions and 30 deletions
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34
ng2-components/ng2-activiti-tasklist/src/components/activiti-tasklist.component.ts
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@@ -87,7 +87,35 @@ export class ActivitiTaskList implements OnInit, OnChanges {
}
ngOnChanges(changes: SimpleChanges) {
this.reload();
if (this.isPropertyChanged(changes)) {
this.reload();
}
}
private isPropertyChanged(changes: SimpleChanges): boolean {
let changed: boolean = false;
let appId = changes['appId'];
let processDefinitionKey = changes['processDefinitionKey'];
let state = changes['state'];
let sort = changes['sort'];
let name = changes['name'];
let assignment = changes['assignment'];
if (appId && appId.currentValue) {
changed = true;
} else if (processDefinitionKey && processDefinitionKey.currentValue) {
changed = true;
} else if (state && state.currentValue) {
changed = true;
} else if (sort && sort.currentValue) {
changed = true;
} else if (name && name.currentValue) {
changed = true;
} else if (assignment && assignment.currentValue) {
changed = true;
}
return changed;
}
public reload() {
@@ -156,7 +184,7 @@ export class ActivitiTaskList implements OnInit, OnChanges {
* Select the first task of a tasklist if present
*/
selectFirstTask() {
if (!this.isTaskListEmpty()) {
if (!this.isListEmpty()) {
this.currentTaskId = this.data.getRows()[0].getValue('id');
} else {
this.currentTaskId = null;
@@ -175,7 +203,7 @@ export class ActivitiTaskList implements OnInit, OnChanges {
* Check if the tasks list is empty
* @returns {ObjectDataTableAdapter|boolean}
*/
isTaskListEmpty(): boolean {
isListEmpty(): boolean {
return this.data === undefined || (this.data && this.data.getRows() && this.data.getRows().length === 0);
}