【救命！】脚本window-selectable第62行发生错误 - Project1

#encoding:utf-8
#==============================================================================
# ■ Window_Selectable
#------------------------------------------------------------------------------
# 　拥有光标移动、滚动功能的窗口
#==============================================================================
class Window_Selectable < Window_Base
#--------------------------------------------------------------------------
# ● 定义实例变量
#--------------------------------------------------------------------------
attr_reader :index # 光标位置
attr_reader :help_window # 帮助窗口
attr_accessor :cursor_fix # 光标固定的标志
attr_accessor :cursor_all # 光标全选择的标志
#--------------------------------------------------------------------------
# ● 初始化对象
#-------------------------------------------------------------------------
def initialize(x, y, width, height)
super
[url=home.php?mod=space&uid=370741]@Index[/url] = -1
@handler = {}
@cursor_fix = false
@cursor_all = false
update_padding
deactivate
end
#--------------------------------------------------------------------------
# ● 获取列数
#--------------------------------------------------------------------------
def col_max
return 1
end
#--------------------------------------------------------------------------
# ● 获取行间距的宽度
#--------------------------------------------------------------------------
def spacing
return 32
end
#--------------------------------------------------------------------------
# ● 获取项目数
#--------------------------------------------------------------------------
def item_max
return 0
end
#--------------------------------------------------------------------------
# ● 获取项目的宽度
#--------------------------------------------------------------------------
def item_width
(width - standard_padding * 2 + spacing) / col_max - spacing
end
#--------------------------------------------------------------------------
# ● 获取项目的高度
#--------------------------------------------------------------------------
def item_height
line_height
end
#--------------------------------------------------------------------------
# ● 获取行数
#--------------------------------------------------------------------------
def row_max
[(item_max + col_max - 1) / col_max, 1].max
end
#--------------------------------------------------------------------------
# ● 计算窗口内容的高度
#--------------------------------------------------------------------------
def contents_height
[super - super % item_height, row_max * item_height].max
end
#--------------------------------------------------------------------------
# ● 更新边距
#--------------------------------------------------------------------------
def update_padding
super
update_padding_bottom
end
#--------------------------------------------------------------------------
# ● 更新下端边距
#--------------------------------------------------------------------------
def update_padding_bottom
surplus = (height - standard_padding * 2) % item_height
self.padding_bottom = padding + surplus
end
#--------------------------------------------------------------------------
# ● 设置高度
#--------------------------------------------------------------------------
def height=(height)
super
update_padding
end
#--------------------------------------------------------------------------
# ● 更改启用状态
#--------------------------------------------------------------------------
def active=(active)
super
update_cursor
call_update_help
end
#--------------------------------------------------------------------------
# ● 设置光标位置
#--------------------------------------------------------------------------
def index=(index)
@index = index
update_cursor
call_update_help
end
#--------------------------------------------------------------------------
# ● 选择项目
#--------------------------------------------------------------------------
def select(index)
self.index = index if index
end
#--------------------------------------------------------------------------
# ● 解除项目的选择
#--------------------------------------------------------------------------
def unselect
self.index = -1
end
#--------------------------------------------------------------------------
# ● 获取当前行
#--------------------------------------------------------------------------
def row
index / col_max
end
#--------------------------------------------------------------------------
# ● 获取顶行位置
#--------------------------------------------------------------------------
def top_row
oy / item_height
end
#--------------------------------------------------------------------------
# ● 设置顶行位置
#--------------------------------------------------------------------------
def top_row=(row)
row = 0 if row < 0
row = row_max - 1 if row > row_max - 1
self.oy = row * item_height
end
#--------------------------------------------------------------------------
# ● 获取一页內显示的行数
#--------------------------------------------------------------------------
def page_row_max
(height - padding - padding_bottom) / item_height
end
#--------------------------------------------------------------------------
# ● 获取一页內显示的项目数
#--------------------------------------------------------------------------
def page_item_max
page_row_max * col_max
end
#--------------------------------------------------------------------------
# ● 判定是否横向选择
#--------------------------------------------------------------------------
def horizontal?
page_row_max == 1
end
#--------------------------------------------------------------------------
# ● 获取末行位置
#--------------------------------------------------------------------------
def bottom_row
top_row + page_row_max - 1
end
#--------------------------------------------------------------------------
# ● 设置末行位置
#--------------------------------------------------------------------------
def bottom_row=(row)
self.top_row = row - (page_row_max - 1)
end
#--------------------------------------------------------------------------
# ● 获取项目的绘制矩形
#--------------------------------------------------------------------------
def item_rect(index)
rect = Rect.new
rect.width = item_width
rect.height = item_height
rect.x = index % col_max * (item_width + spacing)
rect.y = index / col_max * item_height
rect
end
#--------------------------------------------------------------------------
# ● 获取项目的绘制矩形（内容用）
#--------------------------------------------------------------------------
def item_rect_for_text(index)
rect = item_rect(index)
rect.x += 4
rect.width -= 8
rect
end
#--------------------------------------------------------------------------
# ● 设置帮助窗口
#--------------------------------------------------------------------------
def help_window=(help_window)
@help_window = help_window
call_update_help
end
#--------------------------------------------------------------------------
# ● 设置动作对应的处理方法
# method : 设置的处理方法 (Method 实例)
#--------------------------------------------------------------------------
def set_handler(symbol, method)
@handler[symbol] = method
end
#--------------------------------------------------------------------------
# ● 确认处理方法是否存在
#--------------------------------------------------------------------------
def handle?(symbol)
@handler.include?(symbol)
end
#--------------------------------------------------------------------------
# ● 调用处理方法
#--------------------------------------------------------------------------
def call_handler(symbol)
@handler[symbol].call if handle?(symbol)
end
#--------------------------------------------------------------------------
# ● 判定光标是否可以移动
#--------------------------------------------------------------------------
def cursor_movable?
active && open? && !@cursor_fix && !@cursor_all && item_max > 0
end
#--------------------------------------------------------------------------
# ● 光标向下移动
#--------------------------------------------------------------------------
def cursor_down(wrap = false)
if index < item_max - col_max || (wrap && col_max == 1)
select((index + col_max) % item_max)
end
end
#--------------------------------------------------------------------------
# ● 光标向上移动
#--------------------------------------------------------------------------
def cursor_up(wrap = false)
if index >= col_max || (wrap && col_max == 1)
select((index - col_max + item_max) % item_max)
end
end
#--------------------------------------------------------------------------
# ● 光标向右移动
#--------------------------------------------------------------------------
def cursor_right(wrap = false)
if col_max >= 2 && (index < item_max - 1 || (wrap && horizontal?))
select((index + 1) % item_max)
end
end
#--------------------------------------------------------------------------
# ● 光标向左移动
#--------------------------------------------------------------------------
def cursor_left(wrap = false)
if col_max >= 2 && (index > 0 || (wrap && horizontal?))
select((index - 1 + item_max) % item_max)
end
end
#--------------------------------------------------------------------------
# ● 光标移至下一页
#--------------------------------------------------------------------------
def cursor_pagedown
if top_row + page_row_max < row_max
self.top_row += page_row_max
select([@index + page_item_max, item_max - 1].min)
end
end
#--------------------------------------------------------------------------
# ● 光标移至上一页
#--------------------------------------------------------------------------
def cursor_pageup
if top_row > 0
self.top_row -= page_row_max
select([@index - page_item_max, 0].max)
end
end
#--------------------------------------------------------------------------
# ● 更新画面
#--------------------------------------------------------------------------
def update
super
process_cursor_move
process_handling
end
#--------------------------------------------------------------------------
# ● 处理光标的移动
#--------------------------------------------------------------------------
def process_cursor_move
return unless cursor_movable?
last_index = @index
cursor_down (Input.trigger?(:DOWN)) if Input.repeat?(:DOWN)
cursor_up (Input.trigger?(:UP)) if Input.repeat?(:UP)
cursor_right(Input.trigger?(:RIGHT)) if Input.repeat?(:RIGHT)
cursor_left (Input.trigger?(:LEFT)) if Input.repeat?(:LEFT)
cursor_pagedown if !handle?(:pagedown) && Input.trigger?(:R)
cursor_pageup if !handle?(:pageup) && Input.trigger?(:L)
Sound.play_cursor if @index != last_index
end
#--------------------------------------------------------------------------
# ● “确定”和“取消”的处理
#--------------------------------------------------------------------------
def process_handling
return unless open? && active
return process_ok if ok_enabled? && Input.trigger?(:C)
return process_cancel if cancel_enabled? && Input.trigger?(:B)
return process_pagedown if handle?(:pagedown) && Input.trigger?(:R)
return process_pageup if handle?(:pageup) && Input.trigger?(:L)
end
#--------------------------------------------------------------------------
# ● 获取确定处理的有效状态
#--------------------------------------------------------------------------
def ok_enabled?
handle?(:ok)
end
#--------------------------------------------------------------------------
# ● 获取取消处理的有效状态
#--------------------------------------------------------------------------
def cancel_enabled?
handle?(:cancel)
end
#--------------------------------------------------------------------------
# ● 按下确定键时的处理
#--------------------------------------------------------------------------
def process_ok
if current_item_enabled?
Sound.play_ok
Input.update
deactivate
call_ok_handler
else
Sound.play_buzzer
end
end
#--------------------------------------------------------------------------
# ● 调用“确定”的处理方法
#--------------------------------------------------------------------------
def call_ok_handler
call_handler(:ok)
end
#--------------------------------------------------------------------------
# ● 按下取消键时的处理
#--------------------------------------------------------------------------
def process_cancel
Sound.play_cancel
Input.update
deactivate
call_cancel_handler
end
#--------------------------------------------------------------------------
# ● 调用“取消”的处理方法
#--------------------------------------------------------------------------
def call_cancel_handler
call_handler(:cancel)
end
#--------------------------------------------------------------------------
# ● 按下 L 键（PageUp）时的处理
#--------------------------------------------------------------------------
def process_pageup
Sound.play_cursor
Input.update
deactivate
call_handler(:pageup)
end
#--------------------------------------------------------------------------
# ● 按下 R 键（PageDown）时的处理
#--------------------------------------------------------------------------
def process_pagedown
Sound.play_cursor
Input.update
deactivate
call_handler(:pagedown)
end
#--------------------------------------------------------------------------
# ● 更新光标
#--------------------------------------------------------------------------
def update_cursor
if @cursor_all
cursor_rect.set(0, 0, contents.width, row_max * item_height)
self.top_row = 0
elsif @index < 0
cursor_rect.empty
else
ensure_cursor_visible
cursor_rect.set(item_rect(@index))
end
end
#--------------------------------------------------------------------------
# ● 确保光标在画面范围内滚动
#--------------------------------------------------------------------------
def ensure_cursor_visible
self.top_row = row if row < top_row
self.bottom_row = row if row > bottom_row
end
#--------------------------------------------------------------------------
# ● 调用帮助窗口的更新方法
#--------------------------------------------------------------------------
def call_update_help
update_help if active && @help_window
end
#--------------------------------------------------------------------------
# ● 更新帮助窗口
#--------------------------------------------------------------------------
def update_help
@help_window.clear
end
#--------------------------------------------------------------------------
# ● 获取选择项目的有效状态
#--------------------------------------------------------------------------
def current_item_enabled?
return true
end
#--------------------------------------------------------------------------
# ● 绘制所有项目
#--------------------------------------------------------------------------
def draw_all_items
item_max.times {|i| draw_item(i) }
end
#--------------------------------------------------------------------------
# ● 绘制项目
#--------------------------------------------------------------------------
def draw_item(index)
end
#--------------------------------------------------------------------------
# ● 消除项目
#--------------------------------------------------------------------------
def clear_item(index)
contents.clear_rect(item_rect(index))
end
#--------------------------------------------------------------------------
# ● 重绘项目
#--------------------------------------------------------------------------
def redraw_item(index)
clear_item(index) if index >= 0
draw_item(index) if index >= 0
end
#--------------------------------------------------------------------------
# ● 重绘选择项目
#--------------------------------------------------------------------------
def redraw_current_item
redraw_item(@index)
end
#--------------------------------------------------------------------------
# ● 刷新
#--------------------------------------------------------------------------
def refresh
contents.clear
draw_all_items
end
end

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