Add 'Hide Item List Until Searching' option

src/main/java/codechicken/nei/BookmarkPanel.java

@@ -2059,7 +2059,7 @@ protected int resizeFooter(GuiContainer gui) {
     public void setVisible() {
         super.setVisible();
 
-        if (grid.getPerPage() > 0) {
+        if (grid.getPerPage() > 0 && getNamespaceSize() > 1) {
             LayoutManager.addWidget(namespacePrev);
             LayoutManager.addWidget(namespaceNext);
             LayoutManager.addWidget(namespaceLabel);

src/main/java/codechicken/nei/ItemHistoryPanel.java

@@ -1,12 +1,11 @@
 package codechicken.nei;
 
-import static codechicken.lib.gui.GuiDraw.drawRect;
-
 import net.minecraft.client.gui.inventory.GuiContainer;
 import net.minecraft.item.ItemStack;
 
 import org.lwjgl.opengl.GL11;
 
+import codechicken.lib.gui.GuiDraw;
 import codechicken.nei.ItemPanel.ItemPanelSlot;
 import codechicken.nei.recipe.GuiCraftingRecipe;
 import codechicken.nei.recipe.GuiRecipe;
@@ -22,10 +21,14 @@ public ItemHistoryPanel() {
         grid = new ItemsGrid();
     }
 
+    public boolean isEmpty() {
+        return grid.isEmpty();
+    }
+
     public void draw(int mousex, int mousey) {
 
         if (NEIClientConfig.getIntSetting("inventory.history.splittingMode") == 0) {
-            drawRect(x, y, w, h, NEIClientConfig.getSetting("inventory.history.historyColor").getHexValue());
+            GuiDraw.drawRect(x, y, w, h, NEIClientConfig.getSetting("inventory.history.historyColor").getHexValue());
         } else {
             drawSplittingArea(x, y, w, h, NEIClientConfig.getSetting("inventory.history.historyColor").getHexValue());
         }
@@ -44,8 +47,8 @@ public void addItem(ItemStack stack) {
             grid.realItems.removeIf(historyStack -> StackInfo.equalItemAndNBT(historyStack, stack, true));
             grid.realItems.add(0, is);
 
-            if (grid.realItems.size() > (grid.rows * grid.columns)) {
-                grid.realItems.remove(grid.rows * grid.columns);
+            if (grid.realItems.size() > Math.max(50, grid.rows * grid.columns)) {
+                grid.realItems.remove(grid.realItems.size() - 1);
             }
 
             grid.onItemsChanged();

src/main/java/codechicken/nei/ItemPanel.java

@@ -482,11 +482,11 @@ public void setVisible() {
                 LayoutManager.addWidget(quantity);
             }
 
-            if (!CollapsibleItems.isEmpty()) {
+            if (!CollapsibleItems.isEmpty() && !grid.isEmpty()) {
                 LayoutManager.addWidget(toggleGroups);
             }
 
-            if (NEIClientConfig.showHistoryPanelWidget()) {
+            if (NEIClientConfig.showHistoryPanelWidget() && (!grid.isEmpty() || !historyPanel.isEmpty())) {
                 LayoutManager.addWidget(historyPanel);
             }
         }

src/main/java/codechicken/nei/ItemsGrid.java

@@ -66,6 +66,10 @@ public int size() {
         return realItems.size();
     }
 
+    public boolean isEmpty() {
+        return realItems.isEmpty();
+    }
+
     public int indexOf(ItemStack stackA, boolean useNBT) {
 
         for (int idx = 0; idx < realItems.size(); idx++) {

src/main/java/codechicken/nei/NEIClientConfig.java

@@ -433,6 +433,18 @@ private static void setInventorySearchDefaults(ConfigTagParent tag) {
         tag.getTag("inventory.search.widgetPosition").setComment("Widget Position").getBooleanValue(true);
         API.addOption(new OptionToggleButton("inventory.search.widgetPosition", true));
 
+        tag.getTag("inventory.search.hideUntilSearching").setComment("Hide Items Until Searching")
+                .getBooleanValue(false);
+        API.addOption(new OptionToggleButton("inventory.search.hideUntilSearching", true) {
+
+            @Override
+            public boolean onClick(int button) {
+                super.onClick(button);
+                ItemList.updateFilter.restart();
+                return true;
+            }
+        });
+
         tag.getTag("inventory.search.widgetAutofocus")
                 .setComment(
                         "Focus Search Widget on Open, blurs/unfocuses on mouse move unless typing has started first")
@@ -875,6 +887,10 @@ public static boolean showItemQuantityWidget() {
         return getBooleanSetting("inventory.showItemQuantityWidget");
     }
 
+    public static boolean hideItemsUntilSearching() {
+        return getBooleanSetting("inventory.search.hideUntilSearching");
+    }
+
     public static boolean isSearchWidgetCentered() {
         return getBooleanSetting("inventory.search.widgetPosition");
     }

src/main/java/codechicken/nei/PanelWidget.java

@@ -171,7 +171,7 @@ protected int resizeHeader(GuiContainer gui) {
     protected abstract int resizeFooter(GuiContainer gui);
 
     public void setVisible() {
-        if (grid.getPerPage() > 0) {
+        if (grid.getPerPage() > 0 && !grid.isEmpty()) {
             LayoutManager.addWidget(pagePrev);
             LayoutManager.addWidget(pageNext);
             LayoutManager.addWidget(pageLabel);

src/main/java/codechicken/nei/SearchField.java

@@ -144,7 +144,8 @@ public void setVisible(boolean visible) {
 
     @Override
     public int getTextColour() {
-        if (ItemPanels.itemPanel.getItems().isEmpty()) {
+        if (ItemPanels.itemPanel.getItems().isEmpty()
+                && (!this.field.getText().isEmpty() || !NEIClientConfig.hideItemsUntilSearching())) {
             return focused() ? 0xFFcc3300 : 0xFF993300;
         } else {
             return focused() ? 0xFFE0E0E0 : 0xFF909090;
@@ -315,6 +316,11 @@ public static String getEscapedSearchText(String text) {
 
     @Override
     public ItemFilter getFilter() {
+
+        if (field.getText().isEmpty() && NEIClientConfig.hideItemsUntilSearching()) {
+            return new NothingItemFilter();
+        }
+
         return ((GuiSearchField) field).getFilter();
     }
 

src/main/resources/assets/nei/lang/en_US.lang

@@ -216,6 +216,9 @@ nei.options.inventory.search=Search Widget
 nei.options.inventory.search.widgetPosition=Widget Position
 nei.options.inventory.search.widgetPosition.true=Center
 nei.options.inventory.search.widgetPosition.false=Right
+nei.options.inventory.search.hideUntilSearching=Hide Until Searching
+nei.options.inventory.search.hideUntilSearching.true=Yes
+nei.options.inventory.search.hideUntilSearching.false=No
 nei.options.inventory.search.widgetAutofocus=Autofocus
 nei.options.inventory.search.widgetAutofocus.0=No
 nei.options.inventory.search.widgetAutofocus.1=Yes