changed source project
This commit is contained in:
Robert Jelic
174
source/project/objects/Dropdown.lua
Normal file
174
source/project/objects/Dropdown.lua
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local function Dropdown(name)
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local base = Object(name)
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local objectType = "Dropdown"
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base.width = 12
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base.height = 1
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base.bgColor = theme.dropdownBG
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base.fgColor = theme.dropdownFG
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base:setZIndex(6)
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local list = {}
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local itemSelectedBG = theme.selectionBG
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local itemSelectedFG = theme.selectionFG
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local selectionColorActive = true
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local align = "left"
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local yOffset = 0
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local dropdownW = 16
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local dropdownH = 6
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local closedSymbol = "\16"
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local openedSymbol = "\31"
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local state = 1
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local object = {
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getType = function(self)
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return objectType
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end;
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setIndexOffset = function(self, yOff)
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yOffset = yOff
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return self
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end;
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getIndexOffset = function(self)
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return yOffset
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end;
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addItem = function(self, text, bgCol, fgCol, ...)
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table.insert(list, { text = text, bgCol = bgCol or self.bgColor, fgCol = fgCol or self.fgColor, args = { ... } })
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return self
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end;
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removeItem = function(self, index)
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table.remove(list, index)
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return self
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end;
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getItem = function(self, index)
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return list[index]
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end;
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getItemIndex = function(self)
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local selected = self:getValue()
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for key, value in pairs(list) do
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if (value == selected) then
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return key
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end
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end
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end;
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clear = function(self)
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list = {}
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self:setValue({})
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return self
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end;
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getItemCount = function(self)
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return #list
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end;
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editItem = function(self, index, text, bgCol, fgCol, ...)
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table.remove(list, index)
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table.insert(list, index, { text = text, bgCol = bgCol or self.bgColor, fgCol = fgCol or self.fgColor, args = { ... } })
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return self
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end;
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selectItem = function(self, index)
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self:setValue(list[index] or {})
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return self
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end;
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setSelectedItem = function(self, bgCol, fgCol, active)
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itemSelectedBG = bgCol or self.bgColor
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itemSelectedFG = fgCol or self.fgColor
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selectionColorActive = active
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return self
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end;
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setDropdownSize = function(self, width, height)
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dropdownW, dropdownH = width, height
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return self
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end;
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mouseClickHandler = function(self, event, button, x, y)
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if (state == 2) then
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local obx, oby = self:getAbsolutePosition(self:getAnchorPosition())
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if (event == "mouse_click") then
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-- remove mouse_drag if i want to make objects moveable uwuwuwuw
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if (button == 1) then
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if (#list > 0) then
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for n = 1, dropdownH do
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if (list[n + yOffset] ~= nil) then
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if (obx <= x) and (obx + dropdownW > x) and (oby + n == y) then
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self:setValue(list[n + yOffset])
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return true
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end
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end
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end
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end
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end
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end
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if (event == "mouse_scroll") then
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yOffset = yOffset + button
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if (yOffset < 0) then
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yOffset = 0
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end
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if (button == 1) then
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if (#list > dropdownH) then
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if (yOffset > #list - dropdownH) then
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yOffset = #list - dropdownH
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end
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else
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yOffset = list - 1
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end
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end
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return true
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end
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self:setVisualChanged()
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end
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if (base.mouseClickHandler(self, event, button, x, y)) then
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state = 2
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else
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state = 1
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end
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end;
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draw = function(self)
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if (base.draw(self)) then
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local obx, oby = self:getAnchorPosition()
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if (self.parent ~= nil) then
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self.parent:drawBackgroundBox(obx, oby, self.width, self.height, self.bgColor)
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if (#list >= 1) then
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if (self:getValue() ~= nil) then
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if (self:getValue().text ~= nil) then
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if (state == 1) then
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self.parent:writeText(obx, oby, getTextHorizontalAlign(self:getValue().text, self.width, align):sub(1, self.width - 1) .. closedSymbol, self.bgColor, self.fgColor)
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else
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self.parent:writeText(obx, oby, getTextHorizontalAlign(self:getValue().text, self.width, align):sub(1, self.width - 1) .. openedSymbol, self.bgColor, self.fgColor)
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end
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end
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end
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if (state == 2) then
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for n = 1, dropdownH do
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if (list[n + yOffset] ~= nil) then
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if (list[n + yOffset] == self:getValue()) then
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if (selectionColorActive) then
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self.parent:writeText(obx, oby + n, getTextHorizontalAlign(list[n + yOffset].text, dropdownW, align), itemSelectedBG, itemSelectedFG)
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else
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self.parent:writeText(obx, oby + n, getTextHorizontalAlign(list[n + yOffset].text, dropdownW, align), list[n + yOffset].bgCol, list[n + yOffset].fgCol)
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end
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else
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self.parent:writeText(obx, oby + n, getTextHorizontalAlign(list[n + yOffset].text, dropdownW, align), list[n + yOffset].bgCol, list[n + yOffset].fgCol)
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end
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end
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end
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end
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end
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end
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end
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end;
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}
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return setmetatable(object, base)
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end
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