49 lines
1.9 KiB
Lua
49 lines
1.9 KiB
Lua
-- why barotrauma's GUI libraries don't have this implemented by default? this is stupid
|
|
|
|
local function updateServerMessageScrollBasedOnCaret(textBox, listBox)
|
|
local caretY = textBox.CaretScreenPos.Y;
|
|
local bottomCaretExtent = textBox.Font.LineHeight * 1.5
|
|
local topCaretExtent = -textBox.Font.LineHeight * 0.5
|
|
|
|
if caretY + bottomCaretExtent > listBox.Rect.Bottom then
|
|
listBox.ScrollBar.BarScroll
|
|
= (caretY - textBox.Rect.Top - listBox.Rect.Height + bottomCaretExtent)
|
|
/ (textBox.Rect.Height - listBox.Rect.Height)
|
|
elseif (caretY + topCaretExtent < listBox.Rect.Top) then
|
|
listBox.ScrollBar.BarScroll
|
|
= (caretY - textBox.Rect.Top + topCaretExtent)
|
|
/ (textBox.Rect.Height - listBox.Rect.Height)
|
|
end
|
|
end
|
|
|
|
local function CreateMultiLineTextBox(rectransform, text, size)
|
|
local multineListBox = GUI.ListBox(GUI.RectTransform(Vector2(1, size or 0.2), rectransform))
|
|
|
|
local textBox = GUI.TextBox(GUI.RectTransform(Vector2(1, 1), multineListBox.Content.RectTransform), text, nil, nil, nil, true, "GUITextBoxNoBorder")
|
|
|
|
textBox.add_OnSelected(function ()
|
|
updateServerMessageScrollBasedOnCaret(textBox, multineListBox)
|
|
end)
|
|
|
|
textBox.OnTextChangedDelegate = function ()
|
|
local textSize = textBox.Font.MeasureString(textBox.WrappedText);
|
|
textBox.RectTransform.NonScaledSize = Point(textBox.RectTransform.NonScaledSize.X, math.max(multineListBox.Content.Rect.Height, textSize.Y + 10))
|
|
multineListBox.UpdateScrollBarSize()
|
|
|
|
return true;
|
|
end
|
|
|
|
textBox.OnEnterPressed = function ()
|
|
local str = textBox.Text
|
|
local caretIndex = textBox.CaretIndex
|
|
|
|
textBox.Text = str:sub(1, caretIndex) .. "\n" .. str:sub(caretIndex + 1)
|
|
textBox.CaretIndex = caretIndex + 1
|
|
|
|
return true
|
|
end
|
|
|
|
return textBox
|
|
end
|
|
|
|
return CreateMultiLineTextBox |