ToolboxWidgetItem GetNextItem(ToolboxWidgetItem currentItem)
{
ToolboxWidgetItem result = currentItem;
ToolboxWidgetItem lastItem = null;
int xpos = 0, ypos = 0;
Iterate(ref xpos, ref ypos, (category, itemDimension) => {
if (lastItem == currentItem)
{
result = category;
return(false);
}
lastItem = category;
return(true);
}, (curCategory, item, itemDimension) => {
if (lastItem == currentItem)
{
result = item;
return(false);
}
lastItem = item;
return(true);
});
return(result);
}
public void Remove(ToolboxWidgetItem item)
{
this.items.Remove(item);
if (IsSorted)
{
items.Sort();
}
}
public void Add(ToolboxWidgetItem item)
{
this.items.Add(item);
if (IsSorted)
{
items.Sort();
}
}
void ClearMouseOverItem()
{
if (mouseOverItem != null)
{
mouseOverItem = null;
}
HideTooltipWindow();
this.QueueDraw();
}
public void ShowTooltip(ToolboxWidgetItem item, uint timer, int x, int y)
{
HideTooltipWindow();
if (!string.IsNullOrEmpty(item.Tooltip) || (item.Node is ICustomTooltipToolboxNode custom && custom.HasTooltip))
{
tipItem = item;
tipX = x;
tipY = y;
tipTimeoutId = GLib.Timeout.Add(timer, ShowTooltip);
}
}
ToolboxWidgetCategory GetCategory(ToolboxWidgetItem item)
{
ToolboxWidgetCategory result = null;
int xpos = 0, ypos = 0;
Iterate(ref xpos, ref ypos, null, (curCategory, innerItem, itemDimension) => {
if (innerItem == item)
{
result = curCategory;
return(false);
}
return(true);
});
return(result);
}
ToolboxWidgetItem GetItemLeft(ToolboxWidgetItem item)
{
ToolboxWidgetItem result = item;
Gdk.Rectangle rect = GetItemExtends(item);
int xpos = 0, ypos = 0;
Iterate(ref xpos, ref ypos, null, (curCategory, curItem, itemDimension) => {
if (xpos < rect.X && ypos == rect.Y)
{
result = curItem;
return(false);
}
return(true);
});
return(result);
}
ToolboxWidgetItem GetItemBelow(ToolboxWidgetItem item)
{
ToolboxWidgetCategory itemCategory = GetCategory(item);
ToolboxWidgetItem result = item;
Gdk.Rectangle rect = GetItemExtends(item);
int xpos = 0, ypos = 0;
Iterate(ref xpos, ref ypos, null, (curCategory, curItem, itemDimension) => {
if (ypos > rect.Y && xpos == rect.X && result == item && curCategory == itemCategory)
{
result = curItem;
return(false);
}
return(true);
});
return(result);
}
Gdk.Rectangle GetItemExtends(ToolboxWidgetItem item)
{
var result = new Gdk.Rectangle(0, 0, 0, 0);
int xpos = 0, ypos = 0;
Iterate(ref xpos, ref ypos, (category, itemDimension) => {
if (item == category)
{
result = new Gdk.Rectangle(xpos, ypos, itemDimension.Width, itemDimension.Height);
return(false);
}
return(true);
}, (curCategory, curItem, itemDimension) => {
if (item == curItem)
{
result = new Gdk.Rectangle(xpos, ypos, itemDimension.Width, itemDimension.Height);
return(false);
}
return(true);
});
return(result);
}
void AddItems(IEnumerable <ItemToolboxNode> nodes)
{
foreach (ItemToolboxNode itbn in nodes)
{
var newItem = new ToolboxWidgetItem(itbn);
if (!categories.ContainsKey(itbn.Category))
{
var cat = new ToolboxWidgetCategory(itbn.Category);
int prio;
if (!categoryPriorities.TryGetValue(itbn.Category, out prio))
{
prio = -1;
}
cat.Priority = prio;
categories[itbn.Category] = cat;
}
if (newItem.Text != null)
{
categories[itbn.Category].Add(newItem);
}
}
}
void Refilter(bool isNewData)
{
ToolboxWidgetItem selectedItem = null;
//if there is a search our index of the selected item will change and we want get the new one
if (!isNewData)
{
selectedItem = toolboxWidget.SelectedItem;
}
var cats = categories.Values.ToList();
cats.Sort((a, b) => a.Priority != b.Priority ? b.Priority.CompareTo(a.Priority) : b.Text.CompareTo(a.Text));
toolboxWidget.CategoryVisibilities.Clear();
foreach (var category in cats)
{
bool hasVisibleChild = false;
foreach (var child in category.Items)
{
if (toolboxWidget.ShowCategories)
{
child.IsVisible = ((ItemToolboxNode)child.Tag).Filter(filterEntry.StringValue) && category.IsExpanded;
}
else
{
child.IsVisible = ((ItemToolboxNode)child.Tag).Filter(filterEntry.StringValue);
}
hasVisibleChild |= child.IsVisible;
}
category.IsVisible = hasVisibleChild;
toolboxWidget.AddCategory(category);
}
toolboxWidget.RedrawItems(true, true, isNewData, selectedItem);
}