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PowerControl: Simplify Next, Select and SelectNext

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This commit is contained in:
Kamil Trzciński 2022-12-19 22:17:05 +01:00
parent 130a6fb745
commit 06f2d9a702
5 changed files with 41 additions and 93 deletions
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73
PowerControl/Menu/MenuRoot.cs
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@ -76,18 +76,20 @@ namespace PowerControl.Menu
return true;
}
public void Prev()
public void Next(int change)
{
if (Show())
return;
int index = Items.IndexOf(Selected);
if (index < 0)
index = Items.Count; // select last item
int index = -1;
if (Selected is not null)
index = Items.IndexOf(Selected);
if (index < 0 && change < 0)
index = Items.Count; // Select last item if want to iterate down
for (int i = 0; i < Items.Count; i++)
{
index = (index - 1 + Items.Count) % Items.Count;
index = (index + change + Items.Count) % Items.Count;
var item = Items[index];
if (item.Visible && item.Selectable)
{
@ -98,74 +100,27 @@ namespace PowerControl.Menu
}
}
public void Next()
{
if (Show())
return;
int index = Items.IndexOf(Selected);
if (index < 0)
index = -1; // select first item
for (int i = 0; i < Items.Count; i++)
{
index = (index + 1) % Items.Count;
var item = Items[index];
if (item.Visible && item.Selectable)
{
Selected = item;
VisibleChanged();
return;
}
}
}
public override void SelectNext()
public override void SelectNext(int change)
{
if (Show())
return;
if (Selected != null)
{
Selected.SelectNext();
Selected.SelectNext(change);
VisibleChanged();
}
}
public void SelectNext(String name)
public MenuItem? Select(String name)
{
var item = this[name];
if (item is null)
return;
Selected = this[name];
if (Selected is null)
return null;
Show();
Selected = item;
item.SelectNext();
VisibleChanged();
}
public override void SelectPrev()
{
if (Show())
return;
if (Selected != null)
{
Selected.SelectPrev();
VisibleChanged();
}
}
public void SelectPrev(String name)
{
var item = this[name];
if (item is null)
return;
Show();
Selected = item;
item.SelectPrev();
VisibleChanged();
return Selected;
}
}
}