Merge pull request #5002 from rajeshsegu/newFeature

[UX] Issue #4174 - Add find next / previous buttons for easy navigation

Author: larz0

src/nls/root/strings.js

@@ -120,6 +120,11 @@ define({
     "BUTTON_REPLACE_ALL"                : "All\u2026",
     "BUTTON_STOP"                       : "Stop",
     "BUTTON_REPLACE"                    : "Replace",
+            
+    "BUTTON_NEXT"                       : "\u25B6",
+    "BUTTON_PREV"                       : "\u25C0",
+    "BUTTON_NEXT_HINT"                  : "Next Match",
+    "BUTTON_PREV_HINT"                  : "Previous Match",
 
     "OPEN_FILE"                         : "Open File",
     "SAVE_FILE_AS"                      : "Save File",

src/search/FindReplace.js

@@ -182,8 +182,16 @@ define(function (require, exports, module) {
     }
 
     var queryDialog = Strings.CMD_FIND +
-            ": <input type='text' style='width: 10em'/> <div class='message'><span id='find-counter'></span> " +
-            "<span style='color: #888'>(" + Strings.SEARCH_REGEXP_INFO  + ")</span></div><div class='error'></div>";
+            ": <input type='text' style='width: 10em'/>" +
+            "<div class='navigator'>" +
+                "<button id='find-prev' class='btn' title='" + Strings.BUTTON_PREV_HINT + "'>" + Strings.BUTTON_PREV + "</button>" +
+                "<button id='find-next' class='btn' title='" + Strings.BUTTON_NEXT_HINT + "'>" + Strings.BUTTON_NEXT + "</button>" +
+            "</div>" +
+            "<div class='message'>" +
+                "<span id='find-counter'></span> " +
+                "<span style='color: #888'>(" + Strings.SEARCH_REGEXP_INFO  + ")</span>" +
+            "</div>" +
+            "<div class='error'></div>";        
 
     /**
      * If no search pending, opens the search dialog. If search is already open, moves to
@@ -203,6 +211,15 @@ define(function (require, exports, module) {
         // occurrence.
         var searchStartPos = cm.getCursor(true);
 
+        //Helper method to enable next / prev navigation in Find modal bar.
+        function enableFindNavigator(show) {
+            if (show) {
+                $(".modal-bar .navigator").css("display", "inline-block");
+            } else {
+                $(".modal-bar .navigator").css("display", "none");
+            }
+        }
+        
         // Called each time the search query changes while being typed. Jumps to the first matching
         // result, starting from the original cursor position
         function findFirst(query) {
@@ -215,13 +232,17 @@ define(function (require, exports, module) {
                 if (!state.query) {
                     // Search field is empty - no results
                     $("#find-counter").text("");
+                    enableFindNavigator(false);
                     cm.setCursor(searchStartPos);
                     if (modalBar) {
                         getDialogTextField().removeClass("no-results");
                     }
                     return;
                 }
 
+                //Flag that controls the navigation controls.
+                var enableNavigator = false;
+                
                 // Highlight all matches
                 // (Except on huge documents, where this is too expensive)
                 if (cm.getValue().length < 500000) {
@@ -243,19 +264,24 @@ define(function (require, exports, module) {
                             cursor = getSearchCursor(cm, state.query, {line: cursor.to().line + 1, ch: 0});
                         }
                     }
-
+                                        
                     if (resultCount === 0) {
                         $("#find-counter").text(Strings.FIND_NO_RESULTS);
                     } else if (resultCount === 1) {
-                        $("#find-counter").text(Strings.FIND_RESULT_COUNT_SINGLE);
+                        $("#find-counter").text(Strings.FIND_RESULT_COUNT_SINGLE);                        
                     } else {
                         $("#find-counter").text(StringUtils.format(Strings.FIND_RESULT_COUNT, resultCount));
+                        enableNavigator = true;
                     }
 
                 } else {
                     $("#find-counter").text("");
+                    enableNavigator = true;
                 }
 
+                //Enable Next/Prev navigator buttons if necessary
+                enableFindNavigator(enableNavigator);
+                
                 state.posFrom = state.posTo = searchStartPos;
                 var foundAny = findNext(editor, rev);
 
@@ -291,6 +317,14 @@ define(function (require, exports, module) {
             $(cm.getWrapperElement()).removeClass("find-highlighting");
         });
 
+        modalBar.getRoot().on("click", function (e) {
+            if (e.target.id === "find-next") {
+                _findNext();
+            } else if (e.target.id === "find-prev") {
+                _findPrevious();
+            }
+        });
+        
         var $input = getDialogTextField();
         $input.on("input", function () {
             findFirst($input.val());

src/styles/brackets.less

@@ -910,6 +910,13 @@ a, img {
     }
 }
 
+.modal-bar .navigator {    
+    display: none;        
+    button {    
+        margin: 2px 1px 3px;   
+    }
+}
+
 // Search result highlighting - CodeMirror highlighting is pretty constrained. Highlights are
 // blended on TOP of the selection color. The "current" search result is indicated by selection,
 // so we want the selection visible underneath the highlight. To do this, the highlight must be
@@ -928,6 +935,7 @@ a, img {
 }
 #find-counter {
     font-weight: @font-weight-semibold;
+    padding: 0 5px;
 }