[oe-commits] [bitbake] 18/40: toaster: show loading spinner after creating custom image

git at git.openembedded.org git at git.openembedded.org
Wed Aug 10 23:12:01 UTC 2016


rpurdie pushed a commit to branch master
in repository bitbake.

commit dd8bede91e08c0b64b949ca98c74e6144da88fd1
Author: Elliot Smith <elliot.smith at intel.com>
AuthorDate: Fri Jul 15 15:20:36 2016 +0100

    toaster: show loading spinner after creating custom image
    
    Creating a custom image through the "New custom image" dialog
    can sometimes result in a long pause between pressing the button
    to create the image, and being transferred to the page showing
    details of its content. This can make it appear as though pressing
    the button had no effect.
    
    To prevent this from happening, disable the button and text box
    in the new custom image dialog after the "Create image" button is
    pressed. Also show a loading spinner and "loading..." text on
    the button to make it clear that the application is still responding.
    
    [YOCTO #9475]
    
    Signed-off-by: Elliot Smith <elliot.smith at intel.com>
---
 lib/toaster/toastergui/static/css/default.css      | 12 ++++++++
 lib/toaster/toastergui/static/js/libtoaster.js     | 20 +++++++++++--
 .../toastergui/static/js/newcustomimage_modal.js   | 33 ++++++++++++++++++++--
 .../toastergui/templates/newcustomimage_modal.html |  7 ++++-
 4 files changed, 66 insertions(+), 6 deletions(-)

diff --git a/lib/toaster/toastergui/static/css/default.css b/lib/toaster/toastergui/static/css/default.css
index 3a0fbb8..0961c97 100644
--- a/lib/toaster/toastergui/static/css/default.css
+++ b/lib/toaster/toastergui/static/css/default.css
@@ -250,6 +250,18 @@ code { color: #333; background-color: transparent; }
 /* Style the special no results message in the custom image details page */
 [id^="no-results-special-"] > .alert-warning > ol { margin-top: 10px; }
 
+/* style the loading spinner in the new custom image dialog */
+#create-new-custom-image-btn [data-role="loading-state"] {
+  padding-left: 16px;
+}
+
+/* icon has to be absolutely positioned, otherwise the spin animation doesn't work */
+#create-new-custom-image-btn [data-role="loading-state"] .icon-spinner {
+  position: absolute;
+  left: 26px;
+  bottom: 26px;
+}
+
 /* Style the content of modal dialogs */
 .modal-footer { text-align: left; }
 .date-filter-controls { margin-top: 10px; }
diff --git a/lib/toaster/toastergui/static/js/libtoaster.js b/lib/toaster/toastergui/static/js/libtoaster.js
index a61b10e..f56affd 100644
--- a/lib/toaster/toastergui/static/js/libtoaster.js
+++ b/lib/toaster/toastergui/static/js/libtoaster.js
@@ -436,8 +436,23 @@ var libtoaster = (function () {
      });
   }
 
+  // if true, the loading spinner for Ajax requests will be displayed
+  // if requests take more than 1200ms
+  var ajaxLoadingTimerEnabled = true;
+
+  // turn on the page-level loading spinner for Ajax requests
+  function _enableAjaxLoadingTimer() {
+    ajaxLoadingTimerEnabled = true;
+  }
+
+  // turn off the page-level loading spinner for Ajax requests
+  function _disableAjaxLoadingTimer() {
+    ajaxLoadingTimerEnabled = false;
+  }
 
   return {
+    enableAjaxLoadingTimer: _enableAjaxLoadingTimer,
+    disableAjaxLoadingTimer: _disableAjaxLoadingTimer,
     reload_params : reload_params,
     startABuild : _startABuild,
     cancelABuild : _cancelABuild,
@@ -485,7 +500,6 @@ function reload_params(params) {
     window.location.href = url+"?"+callparams.join('&');
 }
 
-
 /* Things that happen for all pages */
 $(document).ready(function() {
 
@@ -644,7 +658,9 @@ $(document).ready(function() {
         window.clearTimeout(ajaxLoadingTimer);
 
       ajaxLoadingTimer = window.setTimeout(function() {
-        $("#loading-notification").fadeIn();
+        if (libtoaster.ajaxLoadingTimerEnabled) {
+          $("#loading-notification").fadeIn();
+        }
       }, 1200);
     });
 
diff --git a/lib/toaster/toastergui/static/js/newcustomimage_modal.js b/lib/toaster/toastergui/static/js/newcustomimage_modal.js
index 8356c02..dace8e3 100644
--- a/lib/toaster/toastergui/static/js/newcustomimage_modal.js
+++ b/lib/toaster/toastergui/static/js/newcustomimage_modal.js
@@ -25,7 +25,11 @@ function newCustomImageModalInit(){
   var duplicateNameMsg = "An image with this name already exists. Image names must be unique.";
   var duplicateImageInProjectMsg = "An image with this name already exists in this project."
   var invalidBaseRecipeIdMsg = "Please select an image to customise.";
-	
+
+  // set button to "submit" state and enable text entry so user can
+  // enter the custom recipe name
+  showSubmitState();
+
   /* capture clicks on radio buttons inside the modal; when one is selected,
    * set the recipe on the modal
    */
@@ -40,6 +44,9 @@ function newCustomImageModalInit(){
   });
 
   newCustomImgBtn.click(function(e){
+    // disable the button and text entry
+    showLoadingState();
+
     e.preventDefault();
 
     var baseRecipeId = imgCustomModal.data('recipe');
@@ -69,12 +76,33 @@ function newCustomImageModalInit(){
           }
         } else {
           imgCustomModal.modal('hide');
+          imgCustomModal.one('hidden.bs.modal', showSubmitState);
           window.location.replace(ret.url + '?notify=new');
         }
       });
     }
   });
 
+  // enable text entry, show "Create image" button text
+  function showSubmitState() {
+    libtoaster.enableAjaxLoadingTimer();
+    newCustomImgBtn.find('[data-role="loading-state"]').hide();
+    newCustomImgBtn.find('[data-role="submit-state"]').show();
+    newCustomImgBtn.removeAttr('disabled');
+    nameInput.removeAttr('disabled');
+  }
+
+  // disable text entry, show "Creating image..." button text;
+  // we also disabled the page-level ajax loading spinner while this spinner
+  // is active
+  function showLoadingState() {
+    libtoaster.disableAjaxLoadingTimer();
+    newCustomImgBtn.find('[data-role="submit-state"]').hide();
+    newCustomImgBtn.find('[data-role="loading-state"]').show();
+    newCustomImgBtn.attr('disabled', 'disabled');
+    nameInput.attr('disabled', 'disabled');
+  }
+
   function showNameError(text){
     invalidNameHelp.text(text);
     invalidNameHelp.show();
@@ -167,6 +195,5 @@ function newCustomImageModalSetRecipes(baseRecipes) {
 
     // show the radio button container
     imageSelector.show();
-	 
-  }	
+  }
 }
diff --git a/lib/toaster/toastergui/templates/newcustomimage_modal.html b/lib/toaster/toastergui/templates/newcustomimage_modal.html
index 5caa683..d448d3a 100644
--- a/lib/toaster/toastergui/templates/newcustomimage_modal.html
+++ b/lib/toaster/toastergui/templates/newcustomimage_modal.html
@@ -48,7 +48,12 @@
       </div>
 
       <div class="modal-footer">
-        <button id="create-new-custom-image-btn" class="btn btn-primary btn-lg" data-original-title="" title="" disabled>Create custom image</button>
+        <button id="create-new-custom-image-btn" class="btn btn-primary btn-large" disabled>
+          <span data-role="submit-state">Create custom image</span>
+          <span data-role="loading-state" style="display:none">
+            <i class="fa-pulse icon-spinner"></i>&nbsp;Creating custom image...
+          </span>
+        </button>
       </div>
     </div>
   </div>

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