Module: ChaWork::Basic

Defined in:
lib/cha_work/basic.rb

Instance Method Summary collapse

Instance Method Details

#action_item(action_name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 346

def action_item(action_name)
  item = UIBarButtonItem.alloc.
    initWithBarButtonSystemItem(UIBarButtonSystemItemAction,
                                target:self,
                                action:action_name)
  item
end

#add_item(action_name) ⇒ Object

系统add按扭



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# File 'lib/cha_work/basic.rb', line 390

def add_item(action_name)
  item = UIBarButtonItem.alloc.
    initWithBarButtonSystemItem(UIBarButtonSystemItemAdd,
                                target:self,
                                action:action_name)
  item
end

#add_subviews(view, objs) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 433

def add_subviews(view, objs)
  objs.each { |obj| view.addSubview(obj) if !obj.nil? }
  view
end

#alert(title, args = {}) ⇒ Object

Displays a UIAlertView.

title - The title as a String. args - The title of the cancel button as a String, or a Hash of options.

(Default: { cancel_button_title: 'OK' })
cancel_button_title - The title of the cancel button as a String.
message             - The main message as a String.

block - Yields the alert object if a block is given, and does so before the alert is shown.

Returns an instance of BW::UIAlertView



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# File 'lib/cha_work/basic.rb', line 544

def alert(title, args={})
  alert = UIAlertView.alloc.initWithTitle(title, 
                  message:'',
                 delegate:self,
        cancelButtonTitle:"确定",
        otherButtonTitles:nil)

  alert.show
  alert
end

#bar_item(title, action_name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 334

def bar_item(title, action_name)
  item = UIBarButtonItem.alloc.initWithTitle(title,
                                             style:UIBarButtonItemStyleBordered,
                                             target:self,
                                             action:action_name)
  item
end

#bbutton(text, frame, type = :info, action = nil) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 206

def bbutton(text, frame, type=:info, action=nil)
  frame = get_frame(frame)
  symbol  = {info:    BButtonTypeInfo, 
            success: BButtonTypeSuccess, 
            danger:  BButtonTypeDanger,
            default: BButtonTypeDefault,
            primary: BButtonTypePrimary,
            warning: BButtonTypeWarning}
  type    = symbol[type] || BButtonTypeInfo
  btn = BButton.alloc.initWithFrame(frame, type:type, style:BButtonStyleBootstrapV3)
  btn.setTitle(text, forState:UIControlStateNormal)
  btn.on(:touch) { send(action) } if action
  btn
end

#bottom_line(frame, color = '#ECECEC') ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 87

def bottom_line(frame, color='#ECECEC')
  frame     = get_frame(frame)
  new_frame = [[frame[0][0], frame[0][1] + frame[1][1] - 0.5], [frame[1][0], 0.5]]
  bg = create_view(new_frame, color, 1)
  bg.autoresizingMask = UIViewAutoresizingFlexibleTopMargin
  bg
end

#button(text, frame, size = 16, color = '#1D92B5', action = nil, param = nil, align = nil, bold = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 167

def button(text, frame, size=16, color='#1D92B5', action=nil, param=nil, align=nil, bold=false)
  size  ||= 16
  color ||= '#1D92B5'
  frame = get_frame(frame)

  button                 = UIButton.alloc.initWithFrame(frame)
  button.titleLabel.font = bold ? UIFont.boldSystemFontOfSize(size) : UIFont.systemFontOfSize(size)
  button.setTitle(text, forState:UIControlStateNormal)
  button.setTitleColor(color.uicolor, forState:UIControlStateNormal)
  # button.setTitleColor(:darkgray.uicolor, forState:UIControlStateHighlighted)

  case align
  when nil, :center, 'center'
    button.setContentHorizontalAlignment(UIControlContentHorizontalAlignmentCenter)
  when :right,  'right'
    button.setContentHorizontalAlignment(UIControlContentHorizontalAlignmentRight)
  when :left, 'left'
    button.setContentHorizontalAlignment(UIControlContentHorizontalAlignmentLeft)
  end


  case action
  when 'back' then button.on(:touch) { pop }
  when 'hide' then button.on(:touch) { hide }
  when 'user' then button.on(:touch) { push UserDetail.alloc.initWithId(param) } # TODO: Decouple UserDetail
  else
    unless action.nil?
      if param.nil?
        button.on(:touch) { send(action) }
      else
        button.on(:touch) { send(action, param) }
      end
    end
  end

  button
end

#change_btn_image(btn, name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 221

def change_btn_image(btn, name)
  btn.setImage(name.uiimage, forState:UIControlStateNormal)
end

#context(text, frame, font_size = 16, color = '#000000', absolute = false, align = nil, length = nil) ⇒ Object

自适应高度label



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# File 'lib/cha_work/basic.rb', line 137

def context(text, frame, font_size = 16, color='#000000', absolute=false, align=nil, length=nil)
  frame = get_frame(frame)
  color     ||= '#000000'
  font_size ||= 16
  lbl                 = UILabel.new
  lbl.backgroundColor = UIColor.clearColor
  lbl.textColor       = color.uicolor

  font      = UIFont.systemFontOfSize(font_size)
  width     = frame[1][0]
  
  if absolute
    lbl.frame = frame
  else
    lbl.frame = CGRectMake(frame[0][0], frame[0][1], width, text.height(width: width, size: font_size))
  end

  case align
  when nil, :left, 'left' then lbl.textAlignment = NSTextAlignmentLeft
  when :right,  'right'   then lbl.textAlignment = NSTextAlignmentRight
  when :center, 'center'  then lbl.textAlignment = NSTextAlignmentCenter
  end

  lbl.font = font
  lbl.numberOfLines = 0
  lbl.lineBreakMode = NSLineBreakByWordWrapping
  lbl.text   = text
  lbl
end

#create_view(frame, color = '#FFFFFF', opacity = 1, shadow = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 72

def create_view(frame, color='#FFFFFF', opacity=1, shadow=false)
  frame = get_frame(frame)
  view = UIView.alloc.initWithFrame(frame)
  opacity = 1 if opacity.nil?
  view.backgroundColor = "#{color}".uicolor.colorWithAlphaComponent(opacity)
  if shadow
    #view.layer.masksToBounds = NO
    #view.layer.cornerRadius = 8
    view.layer.shadowOffset = CGSizeMake(1, 2)
    view.layer.shadowRadius = 1
    view.layer.shadowOpacity = 0.3
  end
  view
end

#custom_item(view) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 330

def custom_item(view)
  UIBarButtonItem.alloc.initWithCustomView(view)
end

#empty_cell ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 504

def empty_cell
  cell = UITableViewCell.alloc.init
  cell.contentView.subviews.each do |subview|
    subview.removeFromSuperview
  end
  cell
end

#footer(color = '#FFFFFF') ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 95

def footer(color='#FFFFFF')
  view = UIView.alloc.init
  view.backgroundColor = color.uicolor
  view
end

#friendly_time(from_time, include_seconds = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 466

def friendly_time(from_time, include_seconds = false)
  if from_time.class == Bignum
    time_value = from_time - Time.now.to_i
  else
    time_value = from_time - Time.now
  end
  distance_in_minutes = (((time_value).abs)/60).round
  distance_in_seconds = ((time_value).abs).round

  case distance_in_minutes
  when 0..1
    return (distance_in_minutes == 0) ? '不到1分钟' : '1分钟' unless include_seconds
    case distance_in_seconds
    when 0..4   then '刚刚'
    when 5..9   then '10秒前'
    when 10..19 then '20秒前'
    when 20..39 then '半分钟前'
    when 40..59 then '不到1分钟'
    else             '1分钟'
    end

  when 2..44           then "#{distance_in_minutes}分钟前"
  when 45..89          then '1小时前'
  when 90..1439        then "#{(distance_in_minutes.to_f / 60.0).round} 小时前"
  when 1440..2879      then '1天前'
  when 2880..43199     then "#{(distance_in_minutes / 1440).round}天前"
  when 43200..86399    then '1个月前'
  when 86400..525599   then "#{(distance_in_minutes / 43200).round}个月"
  when 525600..1051199 then '1年左右'
  else                      "#{(distance_in_minutes / 525600).round}年"
  end
end

#full_view(color = '#FFFFFF', opacity = 1) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 65

def full_view(color='#FFFFFF', opacity=1)
  frame = [[0,0], [UIScreen.mainScreen.bounds.size.width, UIScreen.mainScreen.bounds.size.height]] 
  view  = UIView.alloc.initWithFrame(frame)
  view.backgroundColor = "#{color}".uicolor.colorWithAlphaComponent(opacity)
  view
end

#get_frame(str) ⇒ Object Also known as: _

‘0,0,0,0’ = ‘x,y,w,h’, 若x为负数则表示向右对齐, 若为负数，则表示view.height - 数值



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# File 'lib/cha_work/basic.rb', line 34

def get_frame(str)
  if str.nil?
    warn('frame为nil')
    return [[0,0],[0,0]]
  end

  return str if str.class == Array

  frame = str.split(',')

  x = get_value(frame[0]) 
  y = get_value(frame[1])
  width = get_value(frame[2])
  height= get_value(frame[3])
  [[x, y], [width, height]]
end

#get_value(val) ⇒ Object

格式，100/80, /号前是4寸屏值，/号后是3.5寸屏值



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# File 'lib/cha_work/basic.rb', line 52

def get_value(val)
  if val.nil?
    NSLog("frame error, missing")
    return 0 
  end
  array = val.split("/")
  # 若只有一个值，直接返回
  return val.to_i if array.length == 1 
  return UIScreen.mainScreen.bounds.size.height > 480 ? array[0].to_i : array[1].to_i
end

#hide(bool = true) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 19

def hide(bool=true)
  self.dismissModalViewControllerAnimated(bool)
end

#image(url, frame, placeholder = 'photo', round = false, fit = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 252

def image(url, frame, placeholder='photo', round=false, fit=false)
  placeholder ||= 'photo'

  frame = get_frame(frame)
  image_view = UIImageView.alloc.initWithFrame frame

  if url.nil? || url == ''
    image_view.image = placeholder.uiimage
  elsif url.class == UIImage
    image_view.image = url
  elsif url.downcase.include? 'http'
    image_view.setImageWithURL(url.nsurl, placehoderImage:placeholder.uiimage)

    if fit
      image_view.contentMode   = UIViewContentModeScaleAspectFill
      image_view.clipsToBounds = true

      # image_view.setImageWithURL(url.nsurl,
      #                     success:-> image, cached do
      #                        ratio = image.size.width / 320
      #                        height= 200 #frame[1][1]
      #                        rect = [[0, 0], [image.size.width, height * ratio]]
      #                        imageRef = CGImageCreateWithImageInRect(image.CGImage, rect)
      #                        img = UIImage.imageWithCGImage imageRef
      #                        CGImageRelease(imageRef)
      #                        image_view.image = img
      #                     end, failure:nil)

    end

    # warn("1:#{url}")
  elsif url.class == String
    
    image_view.image = url.uiimage

  else
    image_view.image = placeholder.uiimage
  end

  if round
    image_view.layer.cornerRadius   = frame[1][1] / 2
    image_view.layer.masksToBounds  = true
  end
  image_view
end

#image_btn(name, frame, action = nil, param = nil) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 225

def image_btn(name, frame, action=nil, param=nil)
  frame = get_frame(frame)
  button = UIButton.alloc.initWithFrame frame
  if name.include? ','
    val = name.split(",")
    button.setImage(val[0].uiimage, forState:UIControlStateNormal)
    button.setImage(val[1].uiimage, forState:UIControlStateHighlighted)
  else
    button.setImage(name.uiimage, forState:UIControlStateNormal)
  end

  case action
  when 'back' then button.on(:touch) { pop }
  when 'hide' then button.on(:touch) { hide }
  else
    unless action.nil?
      if param.nil?
        button.on(:touch) { send(action) }
      else
        button.on(:touch) { send(action, param, button) }
      end
    end
  end

  button
end

#image_item(image_name, action_name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 342

def image_item(image_name, action_name)
  UIBarButtonItem.alloc.initWithImage(image_name.uiimage, style: UIBarButtonItemStyleBordered, target: self, action: action_name)
end

#label(text, frame, size = 16, bold = false, color = '#000000', align = nil, background = nil, shadow = false, shadow_color = '#CCCCCC') ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 101

def label(text, frame, size=16, bold=false, color='#000000', align=nil, background=nil, shadow=false, shadow_color='#CCCCCC')
  frame                    = get_frame(frame)
  lbl 			               = UILabel.alloc.initWithFrame(frame)
  lbl.text                 = text.to_s
  
  if background.nil?
    lbl.backgroundColor = UIColor.clearColor
  else
    lbl.backgroundColor = "#{background}".uicolor
  end

  lbl.highlightedTextColor = :white.uicolor

  lbl.textColor       = color.uicolor unless color.nil?
  font_size           = size.nil? ? 16 : size
  lbl.font 		        = bold ? UIFont.boldSystemFontOfSize(font_size) :
    UIFont.systemFontOfSize(font_size)

  case align
  when nil, :left, 'left'
    lbl.textAlignment   = UITextAlignmentLeft
  when :right,  'right'
    lbl.textAlignment   = UITextAlignmentRight
  when :center, 'center'
    lbl.textAlignment   = UITextAlignmentCenter
  end

  if shadow
    shadow_color      = '#CCCCCC' if shadow_color.nil?
    lbl.shadowColor   = shadow_color.uicolor
    lbl.shadowOffset  = CGSizeMake(0, 1)
  end
  lbl
end

#loading_view(height = nil) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 512

def loading_view(height=nil)
  height = height || self.view.frame.size.height
  bg     = create_view("0,0,320,#{height}", '#FFFFFF', 0)

  progressInd       = UIActivityIndicatorView.alloc.initWithActivityIndicatorStyle(UIActivityIndicatorViewStyleGray)
  bg.addSubview progressInd
  progressInd.center= [110, height/2]
  progressInd.startAnimating
  bg.addSubview label('请稍后...', [[130, height/2-7], [100,16]], 16, false, '#878787')
  bg
end

#log(msg) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 499

def log(msg)
  NSLog(msg)
end

#main ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 4

def main
  UIApplication.sharedApplication.delegate
end

#map(location, frame, span = 0.1, type = 'standard', show_me = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 311

def map(location ,frame, span=0.1, type='standard', show_me=false)
  map_view = MKMapView.alloc.initWithFrame(frame)
  map_view.mapType = (type == 'satellite') ? MKMapTypeSatellite : MKMapTypeStandard

  # 显示用户当前的坐标
  map_view.showsUserLocation=true if show_me
  region                     = MKCoordinateRegion.new
  region.center.latitude     = location[0]
  region.center.longitude    = location[1]

  span = 0.1 if span.nil?
  region.span.latitudeDelta  = span
  region.span.longitudeDelta = span
  map_view.region            = region
  map_view.autoresizingMask  = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight

  map_view
end

#open_url(url) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 525

def open_url(url)
  unless url.is_a?(NSURL)
    url = NSURL.URLWithString(url)
  end
  UIApplication.sharedApplication.openURL(url)
end

#password_field(frame, placeholder = '', text = '') ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 429

def password_field(frame, placeholder='', text='')
  textfield(frame, placeholder.to_s, text.to_s, true)
end

#pop(bool = true) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 23

def pop(bool=true)
  self.navigationController.popViewControllerAnimated(bool)
end

#pop_to_root(bool = true) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 27

def pop_to_root(bool=true)
  self.navigationController.popToRootViewControllerAnimated(bool)
end

#push(view, bool = true, hide = true) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 8

def push(view, bool=true, hide=true)
  view.hidesBottomBarWhenPushed = hide
  self.navigationController.pushViewController(view, animated:bool)
end

#refresh_item(action_name) ⇒ Object

系统refresh按扭



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# File 'lib/cha_work/basic.rb', line 399

def refresh_item(action_name)
  item = UIBarButtonItem.alloc.
    initWithBarButtonSystemItem(UIBarButtonSystemItemRefresh,
                                target:self,
                                action:action_name)
  item
end

#segment(frame, items, actions, default = 0, color = '#FF9900') ⇒ Object

生成segement



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# File 'lib/cha_work/basic.rb', line 445

def segment(frame, items, actions, default=0, color='#FF9900')

  items   = items.split(",")    
  actions = actions.split(",")

  #初始化UISegmentedControl  
  segmentedControl = UISegmentedControl.alloc.initWithItems(items)  
  segmentedControl.frame = get_frame(frame)
  segmentedControl.selectedSegmentIndex   = default
  segmentedControl.tintColor              = color.uicolor 
  segmentedControl.segmentedControlStyle  = UISegmentedControlStylePlain
  segmentedControl.on(:value_changed) do
    if actions.length >= segmentedControl.selectedSegmentIndex + 1
      action = actions[segmentedControl.selectedSegmentIndex]
      send(action)
    end
  end

  segmentedControl
end

#set_image(btn, name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 438

def set_image(btn, name)
  btn.setImage(name.uiimage, forState:UIControlStateNormal)
  btn
end

#show(view, bool = true) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 13

def show(view, bool=true)
  # NOTE: -[UIViewController presentModalViewController] is deperated!
  self.presentViewController(view, animated:bool, completion: nil)
  # self.presentModalViewController(view, animated:true)
end

#system_item(symbol, action_name) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 354

def system_item(symbol, action_name)
  name = {
    done:         UIBarButtonSystemItemDone,
    cancel:       UIBarButtonSystemItemCancel,
    edit:         UIBarButtonSystemItemEdit,
    save:         UIBarButtonSystemItemSave,
    add:          UIBarButtonSystemItemAdd,
    flexible_space: UIBarButtonSystemItemFlexibleSpace,
    fixed_space:    UIBarButtonSystemItemFixedSpace,
    compose:      UIBarButtonSystemItemCompose,
    reply:        UIBarButtonSystemItemReply,
    action:       UIBarButtonSystemItemAction,
    organize:     UIBarButtonSystemItemOrganize,
    bookmarks:    UIBarButtonSystemItemBookmarks,
    search:       UIBarButtonSystemItemSearch,
    refresh:      UIBarButtonSystemItemRefresh,
    stop:         UIBarButtonSystemItemStop,
    camera:       UIBarButtonSystemItemCamera,
    trash:        UIBarButtonSystemItemTrash,
    play:         UIBarButtonSystemItemPlay,
    pause:        UIBarButtonSystemItemPause,
    rewind:       UIBarButtonSystemItemRewind,
    fast_forward: UIBarButtonSystemItemFastForward,
    undo:         UIBarButtonSystemItemUndo,
    redo:         UIBarButtonSystemItemRedo,
    page_curl:    UIBarButtonSystemItemPageCurl
  }[symbol] ||    UIBarButtonSystemItemDone

  item = UIBarButtonItem.alloc.
    initWithBarButtonSystemItem(name,
                                target:self,
                                action:action_name)
  item
end

#textfield(frame, placeholder = '', text = '', is_secure = false) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 407

def textfield(frame, placeholder='', text='', is_secure=false)
  frame = get_frame(frame)
  field                 = UITextField.alloc.initWithFrame(frame)
  field.placeholder     = placeholder.to_s
  field.secureTextEntry = is_secure
  field.borderStyle     = UITextBorderStyleNone
  # UITextBorderStyleRoundedRect
  field.returnKeyType   = UIReturnKeyNext
  field.delegate        = self
  field.text            = text.to_s
  field
end

#textview(args = {}) ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 420

def textview(args={})
  frame = get_frame(args[:frame])
  tv = UITextView.alloc.initWithFrame(frame)
  tv.font = UIFont.systemFontOfSize(args[:font_size]) if args[:font_size]
  tv.layer.cornerRadius = args[:radius] if args[:radius]
  tv.delegate = self
  tv
end

#update_image(image_view, url, placeholder = 'photo') ⇒ Object 



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# File 'lib/cha_work/basic.rb', line 298

def update_image(image_view, url, placeholder='photo')
  return if url.nil? || url == ''

  if url.class == UIImage
    image_view.image = url
  elsif url.downcase.include? 'http'
    image_view.setImageWithURL(url.nsurl, placehoderImage:placeholder.uiimage)
  elsif url.class == String
    image_view.image = url.uiimage
  end
  image_view
end