[gnome-shell] [dash] remove a bunch of dead code in the dash



commit df13408973ce5d911da698a590f2868b3b34f102
Author: Dan Winship <danw gnome org>
Date:   Mon Jun 14 13:58:31 2010 -0400

    [dash] remove a bunch of dead code in the dash
    
    The dash has lots of unused code left over from earlier designs. Kill
    it.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=621582

 data/Makefile.am            |    1 -
 data/theme/gnome-shell.css  |   14 -----
 data/theme/section-back.svg |    7 ---
 js/ui/dash.js               |  120 +++----------------------------------------
 js/ui/docDisplay.js         |    8 ++--
 js/ui/genericDisplay.js     |   41 ++++----------
 6 files changed, 23 insertions(+), 168 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index f035f95..f0cc6d4 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -37,7 +37,6 @@ dist_theme_DATA =				\
 	theme/scroll-button-up.png		\
 	theme/scroll-hhandle.svg        \
 	theme/scroll-vhandle.svg        \
-	theme/section-back.svg          \
 	theme/section-more.svg          \
 	theme/section-more-open.svg          \
 	theme/separator-white.png          \
diff --git a/data/theme/gnome-shell.css b/data/theme/gnome-shell.css
index 8e0ef19..67e653e 100644
--- a/data/theme/gnome-shell.css
+++ b/data/theme/gnome-shell.css
@@ -408,20 +408,6 @@ StTooltip {
     padding: 4px 0px;
 }
 
-.section-header-back {
-    padding: 0px 4px 0px 0px;
-    border-right: 1px solid #262626;
-}
-
-.section-header-back-image {
-    background-image: url("section-back.svg");
-    width: 12px;
-    height: 16px;
-}
-
-.section-count {
-}
-
 .dash-section-content {
     color: #ffffff;
     spacing: 8px;
diff --git a/js/ui/dash.js b/js/ui/dash.js
index a26e6cf..02ff381 100644
--- a/js/ui/dash.js
+++ b/js/ui/dash.js
@@ -24,9 +24,6 @@ const Tweener = imports.ui.tweener;
 // 25 search results (per result type) should be enough for everyone
 const MAX_RENDERED_SEARCH_RESULTS = 25;
 
-const DOCS = 'docs';
-const PLACES = 'places';
-
 /*
  * Returns the index in an array of a given length that is obtained
  * if the provided index is incremented by an increment and the array
@@ -40,14 +37,6 @@ function _getIndexWrapped(index, increment, length) {
    return (index + increment + length) % length;
 }
 
-function _createDisplay(displayType, flags) {
-    if (displayType == DOCS)
-        return new DocDisplay.DocDisplay(flags);
-    else if (displayType == PLACES)
-        return new PlaceDisplay.PlaceDisplay(flags);
-    return null;
-}
-
 function Pane() {
     this._init();
 }
@@ -64,15 +53,6 @@ Pane.prototype = {
             return true;
         }));
 
-        let chromeTop = new St.BoxLayout();
-
-        let dummy = new St.Bin();
-        chromeTop.add(dummy, { expand: true });
-        this.actor.add(chromeTop);
-
-        this.content = new St.BoxLayout({ vertical: true });
-        this.actor.add(this.content, { expand: true });
-
         // Hidden by default
         this.actor.hide();
     },
@@ -107,7 +87,7 @@ Pane.prototype = {
     },
 
     destroyContent: function() {
-        let children = this.content.get_children();
+        let children = this.actor.get_children();
         for (let i = 0; i < children.length; i++) {
             children[i].destroy();
         }
@@ -122,51 +102,22 @@ Pane.prototype = {
 };
 Signals.addSignalMethods(Pane.prototype);
 
-function ResultArea(displayType, flags) {
-    this._init(displayType, flags);
+function ResultArea() {
+    this._init();
 }
 
 ResultArea.prototype = {
-    _init : function(displayType, flags) {
+    _init : function() {
         this.actor = new St.BoxLayout({ vertical: true });
         this.resultsContainer = new St.BoxLayout({ style_class: 'dash-results-container' });
         this.actor.add(this.resultsContainer, { expand: true });
 
-        this.display = _createDisplay(displayType, flags);
+        this.display = new DocDisplay.DocDisplay();
         this.resultsContainer.add(this.display.actor, { expand: true });
         this.display.load();
     }
 };
 
-// Utility function shared between ResultPane and the DocDisplay in the main dash.
-// Connects to the detail signal of the display, and on-demand creates a new
-// pane.
-function createPaneForDetails(dash, display) {
-    let detailPane = null;
-    display.connect('show-details', Lang.bind(this, function(display, index) {
-        if (detailPane == null) {
-            detailPane = new Pane();
-            detailPane.connect('open-state-changed', Lang.bind(this, function (pane, isOpen) {
-                if (!isOpen) {
-                    /* Ensure we don't keep around large preview textures */
-                    detailPane.destroyContent();
-                }
-            }));
-            dash._addPane(detailPane, St.Align.START);
-        }
-
-        if (index >= 0) {
-            detailPane.destroyContent();
-            let details = display.createDetailsForIndex(index);
-            detailPane.content.add(details, { expand: true });
-            detailPane.open();
-        } else {
-            detailPane.close();
-        }
-    }));
-    return null;
-}
-
 function ResultPane(dash) {
     this._init(dash);
 }
@@ -176,21 +127,12 @@ ResultPane.prototype = {
 
     _init: function(dash) {
         Pane.prototype._init.call(this);
-        this._dash = dash;
-    },
-
-    // Create a display of displayType and pack it into this pane's
-    // content area.  Return the display.
-    packResults: function(displayType) {
-        let resultArea = new ResultArea(displayType);
-
-        createPaneForDetails(this._dash, resultArea.display);
 
-        this.content.add(resultArea.actor, { expand: true });
+        let resultArea = new ResultArea();
+        this.actor.add(resultArea.actor, { expand: true });
         this.connect('open-state-changed', Lang.bind(this, function(pane, isOpen) {
             resultArea.display.resetState();
         }));
-        return resultArea.display;
     }
 };
 
@@ -240,10 +182,6 @@ SearchEntry.prototype = {
         }
     },
 
-    setPane: function (pane) {
-        this._pane = pane;
-    },
-
     reset: function () {
         let [x, y, mask] = global.get_pointer();
         let actor = global.stage.get_actor_at_pos (Clutter.PickMode.REACTIVE,
@@ -660,18 +598,6 @@ MoreLink.prototype = {
 
 Signals.addSignalMethods(MoreLink.prototype);
 
-function BackLink() {
-    this._init();
-}
-
-BackLink.prototype = {
-    _init : function () {
-        this.actor = new St.Button({ style_class: 'section-header-back',
-                                      reactive: true });
-        this.actor.set_child(new St.Bin({ style_class: 'section-header-back-image' }));
-    }
-};
-
 function SectionHeader(title, suppressBrowse) {
     this._init(title, suppressBrowse);
 }
@@ -686,22 +612,11 @@ SectionHeader.prototype = {
         this._innerBox = new St.BoxLayout({ style_class: 'section-header-inner' });
         this.actor.set_child(this._innerBox);
 
-        this.backLink = new BackLink();
-        this._innerBox.add(this.backLink.actor);
-        this.backLink.actor.hide();
-        this.backLink.actor.connect('clicked', Lang.bind(this, function (actor) {
-            this.emit('back-link-activated');
-        }));
-
         let textBox = new St.BoxLayout({ style_class: 'section-text-content' });
         this.text = new St.Label({ style_class: 'section-title',
                                    text: title });
         textBox.add(this.text, { x_align: St.Align.START });
 
-        this.countText = new St.Label({ style_class: 'section-count' });
-        textBox.add(this.countText, { expand: true, x_fill: false, x_align: St.Align.END });
-        this.countText.hide();
-
         this._innerBox.add(textBox, { expand: true });
 
         if (!suppressBrowse) {
@@ -715,31 +630,11 @@ SectionHeader.prototype = {
         this.moreLink.activate();
     },
 
-    setTitle : function(title) {
-        this.text.text = title;
-    },
-
-    setBackLinkVisible : function(visible) {
-        if (visible)
-            this.backLink.actor.show();
-        else
-            this.backLink.actor.hide();
-    },
-
     setMoreLinkVisible : function(visible) {
         if (visible)
             this.moreLink.actor.show();
         else
             this.moreLink.actor.hide();
-    },
-
-    setCountText : function(countText) {
-        if (countText == '') {
-            this.countText.hide();
-        } else {
-            this.countText.show();
-            this.countText.text = countText;
-        }
     }
 };
 
@@ -904,7 +799,6 @@ Dash.prototype = {
         this._docsSection.header.moreLink.connect('activated', Lang.bind(this, function (link) {
             if (this._moreDocsPane == null) {
                 this._moreDocsPane = new ResultPane(this);
-                this._moreDocsPane.packResults(DOCS);
                 this._addPane(this._moreDocsPane, St.Align.END);
                 link.setPane(this._moreDocsPane);
            }
diff --git a/js/ui/docDisplay.js b/js/ui/docDisplay.js
index 3925c27..f9abfc8 100644
--- a/js/ui/docDisplay.js
+++ b/js/ui/docDisplay.js
@@ -115,15 +115,15 @@ DocDisplayItem.prototype = {
 /* This class represents a display containing a collection of document items.
  * The documents are sorted by how recently they were last visited.
  */
-function DocDisplay(flags) {
-    this._init(flags);
+function DocDisplay() {
+    this._init();
 }
 
 DocDisplay.prototype = {
     __proto__:  GenericDisplay.GenericDisplay.prototype,
 
-    _init : function(flags) {
-        GenericDisplay.GenericDisplay.prototype._init.call(this, flags);
+    _init : function() {
+        GenericDisplay.GenericDisplay.prototype._init.call(this);
         // We keep a single timeout callback for updating last visited times
         // for all the items in the display. This avoids creating individual
         // callbacks for each item in the display. So proper time updates
diff --git a/js/ui/genericDisplay.js b/js/ui/genericDisplay.js
index 46f1c96..1d86399 100644
--- a/js/ui/genericDisplay.js
+++ b/js/ui/genericDisplay.js
@@ -229,35 +229,25 @@ GenericDisplayItem.prototype = {
 
 Signals.addSignalMethods(GenericDisplayItem.prototype);
 
-const GenericDisplayFlags = {
-    DISABLE_VSCROLLING: 1 << 0
-};
-
 /* This is a virtual class that represents a display containing a collection of items
  * that can be filtered with a search string.
  */
-function GenericDisplay(flags) {
-    this._init(flags);
+function GenericDisplay() {
+    this._init();
 }
 
 GenericDisplay.prototype = {
-    _init : function(flags) {
-        let disableVScrolling = (flags & GenericDisplayFlags.DISABLE_VSCROLLING) != 0;
+    _init : function() {
         this._search = '';
         this._expanded = false;
 
-        if (disableVScrolling) {
-            this.actor = this._list = new Shell.OverflowList({ spacing: 6,
-                                                               item_height: 50 });
-        } else {
-            this.actor = new St.ScrollView({ x_fill: true,
-                                             y_fill: false,
-                                             vshadows: true });
-            this._list = new St.BoxLayout({ style_class: 'generic-display-container',
-                                             vertical: true });
-            this.actor.add_actor(this._list);
-            this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC);
-        }
+        this.actor = new St.ScrollView({ x_fill: true,
+                                         y_fill: false,
+                                         vshadows: true });
+        this._list = new St.BoxLayout({ style_class: 'generic-display-container',
+                                         vertical: true });
+        this.actor.add_actor(this._list);
+        this.actor.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC);
 
         this._pendingRedisplay = RedisplayFlags.NONE;
         this.actor.connect('notify::mapped', Lang.bind(this, this._onMappedNotify));
@@ -381,8 +371,7 @@ GenericDisplay.prototype = {
     resetState: function() {
         this._filterReset();
         this._openDetailIndex = -1;
-        if (!(this.actor instanceof Shell.OverflowList))
-            this.actor.get_vscroll_bar().get_adjustment().value = 0;
+        this.actor.get_vscroll_bar().get_adjustment().value = 0;
     },
 
     // Returns an actor which acts as a sidebar; this is used for
@@ -661,11 +650,7 @@ GenericDisplay.prototype = {
     // Returns a display item based on its index in the ordering of the
     // display children.
     _findDisplayedByIndex: function(index) {
-        let actor;
-        if (this.actor instanceof Shell.OverflowList)
-            actor = this.actor.get_displayed_actor(index);
-        else
-            actor = this._list.get_children()[index];
+        let actor = this._list.get_children()[index];
         return this._findDisplayedByActor(actor);
     },
 
@@ -700,8 +685,6 @@ GenericDisplay.prototype = {
     },
 
     _getVisibleCount: function() {
-        if (this.actor instanceof Shell.OverflowList)
-            return this._list.displayed_count;
         return this._list.get_n_children();
     },
 



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