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Make MaxPages value a bindable

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This commit is contained in:
Andrei Zavatski
2019-09-10 01:36:25 +03:00
parent f5d54f8830
commit bee7760d29
2 changed files with 57 additions and 30 deletions
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40
osu.Game/Graphics/UserInterface/PageSelector.cs
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@ -20,17 +20,15 @@ namespace osu.Game.Graphics.UserInterface
public class PageSelector : CompositeDrawable
{
public readonly BindableInt CurrentPage = new BindableInt(1);
public readonly BindableInt MaxPages = new BindableInt(1);
private readonly int maxPages;
private readonly FillFlowContainer itemsFlow;
private readonly Button previousPageButton;
private readonly Button nextPageButton;
public PageSelector(int maxPages)
public PageSelector()
{
this.maxPages = maxPages;
AutoSizeAxes = Axes.Both;
InternalChild = new FillFlowContainer
{
@ -59,24 +57,48 @@ namespace osu.Game.Graphics.UserInterface
{
base.LoadComplete();
CurrentPage.BindValueChanged(_ => redraw(), true);
MaxPages.BindValueChanged(pagesAmount => onMaxPagesChanged(pagesAmount.NewValue), true);
CurrentPage.BindValueChanged(page => onCurrentPageChanged(page.NewValue), true);
}
private void redraw()
private void onMaxPagesChanged(int pagesAmount)
{
if (CurrentPage.Value > maxPages)
if (pagesAmount < 1)
{
CurrentPage.Value = maxPages;
MaxPages.Value = 1;
return;
}
if (CurrentPage.Value < 1)
if (CurrentPage.Value > pagesAmount)
{
CurrentPage.Value = pagesAmount;
return;
}
redraw();
}
private void onCurrentPageChanged(int newPage)
{
if (newPage > MaxPages.Value)
{
CurrentPage.Value = MaxPages.Value;
return;
}
if (newPage < 1)
{
CurrentPage.Value = 1;
return;
}
redraw();
}
private void redraw()
{
int newPage = CurrentPage.Value;
int maxPages = MaxPages.Value;
previousPageButton.Enabled.Value = newPage != 1;
nextPageButton.Enabled.Value = newPage != maxPages;