bugfix
This commit is contained in:
yumoqing
parent
d8045dedd0
commit
ef455a1741
403
kivyblocks/dg.py
403
kivyblocks/dg.py
@ -1,4 +1,3 @@
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<<<<<<< HEAD
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import time
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from kivy.uix.gridlayout import GridLayout
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from kivy.uix.boxlayout import BoxLayout
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@ -399,405 +398,3 @@ class DataGrid(WidgetReady, BoxLayout):
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print('***********onRadey*************')
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Factory.register('DataGrid',DataGrid)
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=======
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import time
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from kivy.uix.gridlayout import GridLayout
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from kivy.uix.boxlayout import BoxLayout
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from kivy.uix.scrollview import ScrollView
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from kivy.uix.label import Label
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from kivy.uix.button import ButtonBehavior
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from kivy.clock import Clock
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from kivy.properties import BooleanProperty
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from kivy.properties import ListProperty
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from kivy.graphics import Color, Rectangle
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from kivy.app import App
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from kivy.factory import Factory
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from appPublic.dictObject import DictObject
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from appPublic.timecost import TimeCost
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from appPublic.uniqueID import getID
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from .utils import CSize, setSizeOptions, loading, loaded, absurl, alert
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from .baseWidget import Text
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from .widgetExt import ScrollWidget
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from .paging import Paging, RelatedLoader
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from .ready import WidgetReady
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from .toolbar import Toolbar
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from .i18n import I18nText
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class BLabel(ButtonBehavior, Text):
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def __init__(self, **kw):
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ButtonBehavior.__init__(self)
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Text.__init__(self,**kw)
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class Cell(BoxLayout):
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def __init__(self,row,desc):
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"""
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desc:{
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width,
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datatype:fff
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value:
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format:
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on_press:
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}
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"""
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self.desc = desc
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self.row = row
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super().__init__(size_hint=(None,None),
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width = self.desc['width'],
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height = self.row.part.datagrid.rowHeight()
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)
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if not self.row.header and self.desc.get('viewer'):
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viewer = self.desc.get('viewer')
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blocks = Factory.Blocks()
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if isinstance(viewer,str):
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l = self.desc.copy()
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l['row'] = self.row
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viewer = blocks.eval(viewer,l)
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if isinstance(viewer,dict):
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print('viewer = ', viewer)
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w = blocks.widgetBuild(viewer,ancestor=self.row.part.datagrid)
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self.add_widget(w)
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return
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if desc['header']:
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bl = I18nText(otext=str(desc['value']),
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font_size=CSize(1),
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halign='left'
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)
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else:
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bl = BLabel(text = str(desc['value']),
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font_size=CSize(1),
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halign='left'
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)
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self.add_widget(bl)
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bl.bind(on_press=self.cell_press)
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def cell_press(self,obj):
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self.row.selected()
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class Row(GridLayout):
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def __init__(self,part, rowdesc,header=False,data=None):
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"""
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rowdesc=[
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{
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width,
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name
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value
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on_press
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}
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"""
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self.part = part
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self.header = header
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self.row_data = data
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self.row_id = None
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self.linewidth = 1
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self.rowdesc = rowdesc
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super().__init__(cols=len(self.rowdesc),spacing=self.linewidth)
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# Clock.schedule_once(self.init,0)
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self.init(0)
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def init(self,t):
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w = 0
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h = 0
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for c in self.rowdesc:
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c['header'] = self.header
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cell = Cell(self,c)
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self.add_widget(cell)
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w += cell.width
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if cell.height > h:
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h = cell.height
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self.size_hint = None,None
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self.width = w + self.linewidth * 2 * len(self.rowdesc)
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self.height = h #self.part.datagrid.rowHeight()
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def selected(self):
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if not hasattr(self,'row_data'):
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return # header
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print('row selected',self.row_id, self.row_data)
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self.part.datagrid.row_selected = True
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self.part.datagrid.select_rowid = self.row_id
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self.part.datagrid.dispatch('on_selected',self)
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class Header(WidgetReady, ScrollWidget):
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def __init__(self,part,**kw):
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self.part = part
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ScrollWidget.__init__(self,**kw)
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WidgetReady.__init__(self)
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self.init(1)
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self.bind(on_scroll_stop=self.part.datagrid.on_scrollstop)
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def init(self,t):
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rd = [ f.copy() for f in self.part.rowdesc ]
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[ f.update({'value':self.part.fields[i]['label']}) for i,f in enumerate(rd) ]
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self.header = Row(self.part,rd,header=True)
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self.add_widget(self.header)
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self.height = self.header.height
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class Body(ScrollWidget):
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def __init__(self,part,**kw):
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self.part = part
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ScrollWidget.__init__(self,**kw)
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self.idRow = {}
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self.bind(on_scroll_stop=self.part.datagrid.on_scrollstop)
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def addRow(self,id, data,index=0):
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rd = [ f.copy() for f in self.part.rowdesc ]
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[ f.update({'value':data.get(f['name'])}) for f in rd ]
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row = Row(self.part,rd,data=data)
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row.row_id = id
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self.add_widget(row,index=index)
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self.idRow[id] = row
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return row
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def clearRows(self):
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self.idRow = {}
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self.clear_widgets()
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def delRowById(self,id):
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row = self.idRow[id]
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self.remove_widget(row)
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del self.idRow[id]
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def getRowData(self,rowid):
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return self.idRow[rowid].row_data
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def getRowHeight(self):
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return self.part.datagrid.rowHeight()
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class DataGridPart(WidgetReady, BoxLayout):
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def __init__(self,dg, freeze_flag, fields):
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self.datagrid = dg
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self.fields = fields
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self.freeze_flag = freeze_flag
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self.fields_width = None
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BoxLayout.__init__(self, orientation='vertical')
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WidgetReady.__init__(self)
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# Clock.schedule_once(self.init,0.1)
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self.init(0)
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def setWidth(self):
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if self.freeze_flag:
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self.size_hint_x = None
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self.width = self.getFieldsWidth()
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def getFieldsWidth(self):
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if not self.fields_width:
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width = 0
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for f in self.rowdesc:
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width += f['width']
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self.fields_width = width
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return self.fields_width
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def init(self,t):
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rd = []
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for f in self.fields:
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r = f.copy()
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r['width'] = CSize(f.get('width',10))
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rd.append(r)
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self.rowdesc = rd
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self.setWidth()
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kw = {}
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if self.freeze_flag:
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kw['width'] = self.fields_width
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kw['size_hint'] = (None,None)
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else:
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kw['size_hint'] = (1,None)
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kw['height'] = self.datagrid.rowHeight()
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if not self.datagrid.noheader:
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self.header = Header(self,**kw)
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self.add_widget(self.header)
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self.body = Body(self)
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self.add_widget(self.body)
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if not self.freeze_flag:
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self.body.bind(pos=self.datagrid.bodyOnSize,
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size=self.datagrid.bodyOnSize)
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def clearRows(self):
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return self.body.clearRows()
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def addRow(self,id, data):
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return self.body.addRow(id, data)
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class DataGrid(WidgetReady, BoxLayout):
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row_selected = BooleanProperty(False)
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def __init__(self,**options):
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kw = DictObject()
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kw = setSizeOptions(options,kw)
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kw.orientation = 'vertical'
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WidgetReady.__init__(self)
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BoxLayout.__init__(self,**kw)
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self.parenturl = options.get('parenturl',None)
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self.options = options
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self.noheader = options.get('noheader',False)
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self.header_bgcolor = options.get('header_bgcolor',[0.29,0.29,0.29,1])
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self.body_bgcolor = options.get('body_bgcolor',[0.25,0.25,0.25,1])
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self.color = options.get('color',[0.91,0.91,0.91,1])
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self.widget_ids = {}
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self.row_height = None
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self.selected_rowid = None
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self.dataUrl = self.options.get('dataurl')
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self.show_rows = 0
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self.toolbar = None
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self.freeze_part = None
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self.normal_part = None
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self.page_rows = self.options.get('page_rows', 60)
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self.params = self.options.get('params',{})
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self.total_cnt = 0
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self.max_row = 0
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self.curpage = 0
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self.loading = False
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self.freeze_fields = self.getPartFields(freeze_flag=True)
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self.normal_fields = self.getPartFields(freeze_flag=False)
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self.createDataGridPart()
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self.createToolbar()
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if self.toolbar:
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self.add_widget(self.toolbar)
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b = BoxLayout(orientation='horizontal')
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if self.freeze_part:
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b.add_widget(self.freeze_part)
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if self.normal_part:
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b.add_widget(self.normal_part)
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self.add_widget(b)
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ldr_desc = options.get('dataloader')
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if not ldr_desc:
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raise Exception('DataGrid need a DataLoader')
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self.dataloader = RelatedLoader(target=self, **ldr_desc)
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self.dataloader.bind(on_deletepage=self.delete_page)
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self.dataloader.bind(on_pageloaded=self.add_page)
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self.dataloader.bind(on_newbegin=self.clearRows)
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self.on_sizeTask = None
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self.register_event_type('on_selected')
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self.register_event_type('on_scrollstop')
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def locater(self,pos):
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self.normal_part.body.scroll_y = pos
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if self.freeze_part:
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self.freeze_part.body.scroll_y = pos
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def on_scrollstop(self,o,v=None):
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if not self.noheader and o == self.normal_part.header:
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self.normal_part.body.scroll_x = o.scroll_x
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return
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if o == self.normal_part.body:
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if not self.noheader:
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self.normal_part.header.scroll_x = o.scroll_x
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if self.freeze_part:
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self.freeze_part.body.scroll_y = o.scroll_y
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if self.freeze_part and o == self.freeze_part.body:
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self.normal_part.body.scroll_y = o.scroll_y
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if o.scroll_y <= 0.001:
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self.loader.loadNextPage()
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if o.scroll_y >= 0.999:
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self.loader.loadPreviousPage()
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def getData(self):
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if not self.row_selected:
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return None
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return self._getRowData(self.select_rowid)
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def _getRowData(self, rowid):
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d = {}
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if self.freeze_part:
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d.update(self.freeze_part.body.getRowData(rowid))
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d.update(self.normal_part.body.getRowData(rowid))
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print('getData() return=',d)
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return DictObject(**d)
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def bodyOnSize(self,o,s):
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if self.on_sizeTask is not None:
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self.on_sizeTask.cancel()
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self.on_sizeTask = Clock.schedule_once(self.calculateShowRows,0.3)
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def rowHeight(self):
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if not self.row_height:
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self.row_height = CSize(self.options.get('row_height',1.8))
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return self.row_height
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def calculateShowRows(self,t):
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print('body height=',self.normal_part.body.height
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,'row_height=',self.rowHeight()
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)
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self.show_rows = int(self.normal_part.body.height/self.rowHeight())
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self.loader.setPageRows(self.show_rows)
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def getShowRows(self):
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if self.show_rows == 0:
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return 60
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return self.show_rows
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def clearRows(self):
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if self.freeze_part:
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self.freeze_part.body.clearRows()
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self.normal_part.body.clearRows()
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def add_page(self,o,data):
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ids = []
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recs = data['data']
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page = data['page']
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dir = data['dir']
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idx = 0
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if dir == 'up':
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recs.reverse()
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idx = -1
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for r in recs:
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ids.append(self.addRow(r,index=idx))
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self.dataloader.bufferObjects(page,ids)
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x = self.dataloader.getLocater()
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self.locater(x)
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def delete_page(self,o,data):
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for id in data:
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self.delRow(id)
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def addRow(self,data, **kw):
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id = getID()
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f_row = None
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if self.freeze_part:
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self.freeze_part.body.addRow(id, data, **kw)
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self.normal_part.body.addRow(id, data, **kw)
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return id
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def delRow(self,id,**kw):
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if self.freeze_part:
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self.freeze_part.body.delRowById(id)
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self.normal_part.body.delRowById(id)
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def createToolbar(self):
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if 'toolbar' in self.options.keys():
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tb = self.options['toolbar']
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self.toolbar = Toolbar(ancestor=self,**tb)
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def on_selected(self,row):
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self.selected_row = row
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def createDataGridPart(self):
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self.freeze_part = None
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self.normal_part = None
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if self.freeze_fields:
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self.freeze_part = DataGridPart(self,True, self.freeze_fields)
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if self.normal_fields:
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self.normal_part = DataGridPart(self, False, self.normal_fields)
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def getPartFields(self,freeze_flag:bool=False) -> list:
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fs = []
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for f in self.options['fields']:
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if freeze_flag:
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if f.get('freeze',False):
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fs.append(f)
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else:
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if not f.get('freeze',False):
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fs.append(f)
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return fs
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def on_ready(self,o,v=None):
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print('***********onRadey*************')
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Factory.register('DataGrid',DataGrid)
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>>>>>>> 9333cd9bd4d17ee268b290baf073342bf2657f32
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Loading…
Reference in New Issue
Block a user