diff options
Diffstat (limited to 'app/assets/javascripts/issue_show/components/app.vue')
| -rw-r--r-- | app/assets/javascripts/issue_show/components/app.vue | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/app/assets/javascripts/issue_show/components/app.vue b/app/assets/javascripts/issue_show/components/app.vue index f85d66e9b1d..e87a8ed7fea 100644 --- a/app/assets/javascripts/issue_show/components/app.vue +++ b/app/assets/javascripts/issue_show/components/app.vue @@ -152,6 +152,13 @@ hasUpdated() { return !!this.state.updatedAt; }, + issueChanged() { + const descriptionChanged = + this.initialDescriptionText !== this.store.formState.description; + const titleChanged = + this.initialTitleText !== this.store.formState.title; + return descriptionChanged || titleChanged; + }, }, created() { this.service = new Service(this.endpoint); @@ -176,6 +183,8 @@ } }); + window.addEventListener('beforeunload', this.handleBeforeUnloadEvent); + eventHub.$on('delete.issuable', this.deleteIssuable); eventHub.$on('update.issuable', this.updateIssuable); eventHub.$on('close.form', this.closeForm); @@ -186,8 +195,17 @@ eventHub.$off('update.issuable', this.updateIssuable); eventHub.$off('close.form', this.closeForm); eventHub.$off('open.form', this.openForm); + window.removeEventListener('beforeunload', this.handleBeforeUnloadEvent); }, methods: { + handleBeforeUnloadEvent(e) { + const event = e; + if (this.showForm && this.issueChanged) { + event.returnValue = 'Are you sure you want to lose your issue information?'; + } + return undefined; + }, + openForm() { if (!this.showForm) { this.showForm = true; |