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-rw-r--r--catalog-ui/src/app/directives/utils/smart-tooltip/smart-tooltip.ts61
1 files changed, 61 insertions, 0 deletions
diff --git a/catalog-ui/src/app/directives/utils/smart-tooltip/smart-tooltip.ts b/catalog-ui/src/app/directives/utils/smart-tooltip/smart-tooltip.ts
new file mode 100644
index 0000000000..d0177b4094
--- /dev/null
+++ b/catalog-ui/src/app/directives/utils/smart-tooltip/smart-tooltip.ts
@@ -0,0 +1,61 @@
+'use strict';
+
+export interface ISmartTooltipScope extends ng.IScope {
+ sdcSmartToolip;
+}
+
+export class SmartTooltipDirective implements ng.IDirective {
+
+ constructor(private $compile:ng.ICompileService) {
+ }
+
+ public replace = false;
+ public restrict = 'A';
+ public transclude = false;
+
+ public link = (scope:ISmartTooltipScope, $elem:ng.IAugmentedJQuery, $attrs:angular.IAttributes) => {
+
+ if ($elem[0].hasAttribute('style') === false) {
+ $elem[0].setAttribute("style", "overflow: hidden; white-space: nowrap; text-overflow: ellipsis;");
+ } else {
+ let styles = $elem.attr('style');
+ $elem[0].setAttribute("style", styles + ";overflow: hidden; white-space: nowrap; text-overflow: ellipsis;");
+ }
+
+ $elem.bind('mouseenter', () => {
+ if ($elem[0].offsetWidth < $elem[0].scrollWidth && !$elem.attr('tooltips')) {
+ $attrs.$set('tooltips', 'tooltips');
+ if ($attrs['sdcSmartTooltip'] && $attrs['sdcSmartTooltip'].length > 0) {
+ $elem.attr('tooltip-content', $attrs['sdcSmartTooltip']);
+ } else {
+ $attrs.$set('tooltip-content', $elem.text());
+ }
+
+ //One possible problem arises when the ngIf is placed on the root element of the template.
+ //ngIf removes the node and places a comment in it's place. Then it watches over the expression and adds/removes the actual HTML element as necessary.
+ //The problem seems to be that if it is placed on the root element of the template, then a single comment is what is left from the
+ //whole template (even if only temporarily), which gets ignored (I am not sure if this is browser-specific behaviour), resulting in an empty template.
+
+ // Remove ng-if attribute and its value (if we reach here, we pass ng-if (ng-if===true), so we can remove it).
+ $elem.removeAttr('ng-if');
+ $elem.removeAttr('data-ng-if');
+
+ // Remove me (the directive from the element)
+ let template = $elem[0].outerHTML;
+ template = template.replace('sdc-smart-tooltip=""', '');
+ template = template.replace('sdc-smart-tooltip="' + $elem.text() + '"', '');
+ //console.log(template);
+
+ let el = this.$compile(template)(scope);
+ console.log(el);
+ $elem.replaceWith(el);
+ }
+ });
+ };
+
+ public static factory = ($compile:ng.ICompileService)=> {
+ return new SmartTooltipDirective($compile);
+ };
+}
+
+SmartTooltipDirective.factory.$inject = ['$compile'];