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only update nav buttons if there are buttons

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This commit is contained in:
jascotty2 2019-09-08 08:10:13 -05:00
parent 9589801db7
commit bb3f26e1a8
1 changed files with 15 additions and 11 deletions
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26
src/main/java/com/songoda/core/gui/Gui.java
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@ -47,7 +47,7 @@ public class Gui {
protected final Map<Integer, ItemStack> cellItems = new HashMap<>();
protected final Map<Integer, Map<ClickType, Clickable>> conditionalButtons = new HashMap<>();
protected ItemStack blankItem = GuiUtils.getBorderGlassItem();
protected int nextPageIndex, prevPageIndex;
protected int nextPageIndex = -1, prevPageIndex = -1;
protected ItemStack nextPage, prevPage;
protected Gui parent = null;
protected static ItemStack AIR = new ItemStack(Material.AIR);
@ -650,17 +650,21 @@ public class Gui {
}
protected void updatePageNavigation() {
if (page > 1) {
this.setButton(prevPageIndex, prevPage, ClickType.LEFT, (event) -> this.prevPage());
} else {
this.setItem(prevPageIndex, null);
this.clearActions(prevPageIndex);
if(prevPage != null) {
if (page > 1) {
this.setButton(prevPageIndex, prevPage, ClickType.LEFT, (event) -> this.prevPage());
} else {
this.setItem(prevPageIndex, null);
this.clearActions(prevPageIndex);
}
}
if (pages > 1 && page != pages) {
this.setButton(nextPageIndex, nextPage, ClickType.LEFT, (event) -> this.nextPage());
} else {
this.setItem(nextPageIndex, null);
this.clearActions(nextPageIndex);
if(nextPage != null) {
if (pages > 1 && page != pages) {
this.setButton(nextPageIndex, nextPage, ClickType.LEFT, (event) -> this.nextPage());
} else {
this.setItem(nextPageIndex, null);
this.clearActions(nextPageIndex);
}
}
}