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123 lines
3.0 KiB
123 lines
3.0 KiB
-- @docclass
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UIPopupMenu = extends(UIWidget, "UIPopupMenu")
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local currentMenu
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function UIPopupMenu.create()
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local menu = UIPopupMenu.internalCreate()
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local layout = UIVerticalLayout.create(menu)
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layout:setFitChildren(true)
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menu:setLayout(layout)
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menu.isGameMenu = false
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return menu
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end
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function UIPopupMenu:display(pos)
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-- don't display if not options was added
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if self:getChildCount() == 0 then
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self:destroy()
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return
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end
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if g_ui.isMouseGrabbed() then
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self:destroy()
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return
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end
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if currentMenu then
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currentMenu:destroy()
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end
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if pos == nil then
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pos = g_window.getMousePosition()
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end
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rootWidget:addChild(self)
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self:setPosition(pos)
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self:grabMouse()
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self:focus()
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--self:grabKeyboard()
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currentMenu = self
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end
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function UIPopupMenu:onGeometryChange(oldRect, newRect)
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local parent = self:getParent()
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if not parent then return end
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local ymax = parent:getY() + parent:getHeight()
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local xmax = parent:getX() + parent:getWidth()
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if newRect.y + newRect.height > ymax then
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local newy = newRect.y - newRect.height
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if newy > 0 and newy + newRect.height < ymax then self:setY(newy) end
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end
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if newRect.x + newRect.width > xmax then
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local newx = newRect.x - newRect.width
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if newx > 0 and newx + newRect.width < xmax then self:setX(newx) end
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end
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self:bindRectToParent()
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end
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function UIPopupMenu:addOption(optionName, optionCallback, shortcut)
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local optionWidget = g_ui.createWidget(self:getStyleName() .. 'Button', self)
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optionWidget.onClick = function(widget)
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self:destroy()
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optionCallback()
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end
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optionWidget:setText(optionName)
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local width = optionWidget:getTextSize().width + optionWidget:getMarginLeft() + optionWidget:getMarginRight() + 15
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if shortcut then
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local shortcutLabel = g_ui.createWidget(self:getStyleName() .. 'ShortcutLabel', optionWidget)
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shortcutLabel:setText(shortcut)
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width = width + shortcutLabel:getTextSize().width + shortcutLabel:getMarginLeft() + shortcutLabel:getMarginRight()
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end
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self:setWidth(math.max(self:getWidth(), width))
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end
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function UIPopupMenu:addSeparator()
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g_ui.createWidget(self:getStyleName() .. 'Separator', self)
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end
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function UIPopupMenu:setGameMenu(state)
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self.isGameMenu = state
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end
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function UIPopupMenu:onDestroy()
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if currentMenu == self then
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currentMenu = nil
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end
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self:ungrabMouse()
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end
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function UIPopupMenu:onMousePress(mousePos, mouseButton)
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-- clicks outside menu area destroys the menu
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if not self:containsPoint(mousePos) then
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self:destroy()
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end
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return true
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end
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function UIPopupMenu:onKeyPress(keyCode, keyboardModifiers)
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if keyCode == KeyEscape then
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self:destroy()
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return true
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end
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return false
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end
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-- close all menus when the window is resized
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local function onRootGeometryUpdate()
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if currentMenu then
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currentMenu:destroy()
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end
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end
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local function onGameEnd()
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if currentMenu and currentMenu.isGameMenu then
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currentMenu:destroy()
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end
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end
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connect(rootWidget, { onGeometryChange = onRootGeometryUpdate })
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connect(g_game, { onGameEnd = onGameEnd } )
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