bugfix

kivyblocks/baseWidget.py

@@ -3,6 +3,7 @@ from kivy.utils import platform
 from kivy.uix.button import Button, ButtonBehavior
 from kivy.uix.accordion import Accordion,AccordionItem
 from kivy.uix.label import Label
+from kivy.event import EventDispatcher
 
 from kivy.uix.actionbar import ActionBar,ActionView,ActionPrevious,ActionItem,ActionButton
 from kivy.uix.actionbar import ActionToggleButton, ActionCheck,ActionSeparator,ActionGroup
@@ -79,3 +80,38 @@ class PressableLabel(ButtonBehavior, Text):
 	def on_press(self):
 		pass
 
+class HTTPDataHandler(EventDispatcher):
+	def __init__(self, url,method='GET',params={},headers={}):
+		EventDispatcher.__init__()
+		self.opts = opts
+		self.url = url
+		self.method = method
+		self.params = params
+		self.headers = headers
+		self.hc = App.get_running_app().hc
+		self.register_event_type('on_sucess')
+		self.register_event_type('on_error')
+
+	def on_success(self,o,v):
+		pass
+
+	def on_error(self,o,e):
+		pass
+
+	def onSuccess(self,o,v):
+		self.dispatch('on_sucess',v)
+
+	def onError(self,o,e):
+		self.dispatch('on_error',e)
+
+	def handle(self,params={},headers={}):
+		p = self.params
+		p.update(params)
+		h = self.headers
+		h.update(headers)
+		self.hc(self.url,method=self.method,
+						params=p,
+						headers=h,
+						callback=self.onSuccess,
+						errback=self.onError)
+

kivyblocks/bgcolorbehavior.py

@@ -5,23 +5,23 @@ from kivy.properties import ListProperty
 _logcnt = 0
 class BGColorBehavior(object):
 	bgcolor = ListProperty([])
-	def __init__(self, bgcolor=[1,0,0,1],**kwargs):
+	def __init__(self, bgcolor=[0,0,0,1],**kwargs):
 		self.bgcolor = bgcolor
-		self.bind(size=self.on_bgcolor,pos=self.on_bgcolor)
+		self.bind(size=self.onSize_bgcolor_behavior,
+					pos=self.onSize_bgcolor_behavior)
+		self.on_bgcolor()
+
+	def onSize_bgcolor_behavior(self,o,v=None):
+		if not hasattr(self,'rect'):
+			self.on_bgcolor()
+		else:
+			self.rect.pos = o.pos
+			self.rect.size = o.size
 
 	def on_bgcolor(self,o=None,v=None):
-		global _logcnt
-		Logger.info('bgcolorBehavior: on_bgcolor(),o=%s,v=%s,logcnt=%d',\
-						o.text if hasattr(o,'text') else o,v,_logcnt)
-		_logcnt += 1
-		x = abs(self.size[0] - 100.0)
-		y = abs(self.size[1] - 100.0)
-		if self.size[0] < 0.0001 or self.size[1] < 0.0001:
-			return
-		if x < 0.0001 and y < 0.0001:
-			return
 		if self.canvas:
 			with self.canvas.before:
 				Color(*self.bgcolor)
-				Rectangle(pos=self.pos, size=self.size)
+				self.rect = Rectangle(pos=self.pos, 
+								size=self.size)
 

kivyblocks/tree.py

@@ -1,5 +1,8 @@
+import traceback
+
 from kivy.app import App
-from kivy.logger import logging
+from kivy.core.window import Window
+from kivy.logger import Logger
 from kivy.graphics import Color, Rectangle, Triangle
 from kivy.uix.boxlayout import BoxLayout
 from kivy.uix.label import Label
@@ -8,9 +11,11 @@ from kivy.uix.button import ButtonBehavior
 from kivyblocks.widgetExt import ScrollWidget
 from kivyblocks.utils import CSize
 from appPublic.dictObject import DictObject
+from appPublic.jsonConfig import getConfig
 from .baseWidget import PressableLabel
 from .color_definitions import getColors
 from .bgcolorbehavior import BGColorBehavior
+from .utils import alert,absurl
 
 class EmptyBox(Label):
 	def __init__(self,size_cnt=1):
@@ -80,8 +85,11 @@ class TreeNode(BoxLayout):
 		self.data = data
 		self.content = None
 		self.children_open = False
-		self.subNodes = []
-		self.node_box = BoxLayout(orientation='horizontal',size_hint_y=None)
+		self.nodes = []
+		self.initChildren = False
+		self.node_box = BoxLayout(orientation='horizontal',
+							spacing=CSize(0.5),
+							size_hint_y=None)
 		self.node_box1 = BoxLayout(orientation='horizontal')
 		n = data.get('children')
 		self.hasChildren_nodes = True if not n is None else False
@@ -122,7 +130,7 @@ class TreeNode(BoxLayout):
 			self.node_box.width = width
 		if self.node_box1.width < width:
 			self.node_box1.width = width
-		for n in self.subNodes:
+		for n in self.nodes:
 			n.setMinWidth(width)
 
 	def buildContent(self):
@@ -134,28 +142,32 @@ class TreeNode(BoxLayout):
 		self.node_box.height = self.content.height
 		self.node_box.width = self.trigger.width + \
 						self.content.width
-		logging.info('Tree : content=(%d,%d),box=(%d,%d)', \
+		Logger.info('Tree : content=(%d,%d),box=(%d,%d)', \
 						self.content.width,self.content.height,
 						self.node_box.width,self.node_box.height)
 
 	def buildChildren(self):
+		if self.initChildren == True:
+			return
+
 		if self.data.children is None:
-			logging.info('Tree : is a leaf node')
+			Logger.info('Tree : is a leaf node')
 			return
 
 		if self.data.children == []:
 			self.treeObj.getUrlData(self.addChildren,self.data)
 			return
-		if len(self.subNodes) == 0:
-			logging.info('Tree : add subnodes')
+		if len(self.nodes) == 0:
+			Logger.info('Tree : add subnodes')
 			self.addChildren(self.data.children)
 		else:
-			logging.info('Tree : not need add subnodes')
+			Logger.info('Tree : not need add subnodes')
+		self.initChildren = True
 
 	def childrenSizeChange(self,tn,v):
 		h = 0
 		w = 0
-		for n in self.subNodes:
+		for n in self.nodes:
 			h += n.height
 			w = max(w,n.width)
 
@@ -176,13 +188,72 @@ class TreeNode(BoxLayout):
 			options['data'] = c
 			tn = self.treeObj.NodeKlass(**options)
 			tn.bind(size=self.childrenSizeChange)
-			self.subNodes.append(tn)
+			self.nodes.append(tn)
 			self.children_box.add_widget(tn)
 			self.children_box.height += tn.height
 			self.children_box.width = max(self.children_box.width,tn.width)
 			self.node_box1.height = self.children_box.height
 			self.node_box1.width = self.trigger.width + self.children_box.width
 
+	def addNodeByData(self,data):
+		options = {}
+		options['tree'] = self.treeObj
+		options['parentNode'] = self
+		if isinstance(data,dict):
+			options['data'] = DictObject(**data)
+		else:
+			options['data'] = data
+		w = self.treeObj.NodeKlass(**options)
+		self.nodes.append(w)
+		self.children_box.add_widget(w)
+		self.childrenSizeChange(None,None)
+		
+	def addNode(self,node):
+		node.parentNode = self
+		self.nodes.append(node)
+		self.children_box.add_widget(node)
+		self.childrenSizeChange(None,None)
+
+	def deleteNode(self,node):
+		self.children_box.remove_widget(node)
+		self.nodes = [ i for i in self.nodes if i != node ]
+		self.childrenSizeChange(None,None)
+
+	def delete(self):
+		parentNode = self.parentNode if self.parentNode else self.treeObj
+		parentNode.deleteNode(self)
+
+	def expand(self):
+		if self.children_open:
+			return
+		self.toggleChildren(None)
+
+	def collapse(self):
+		if not self.children_open:
+			return
+		self.toggleChildren(None)
+
+	def expandall(self):
+		if not self.children_open:
+			self.toggleChildren(None)
+		for n in self.nodes:
+			n.expandall()
+
+	def collapseall(self):
+		if self.children_open:
+			self.toggleChildren(None)
+		for n in self.nodes:
+			n.collapseall(None)
+
+	def moveNode(self,node,newParent=None):
+		old_parent = node.parent
+		if old_parent == None:
+			old_parent = node.treeObj
+		old_parent.deleteNode(node)
+		if newParent == None:
+			newParent = node.treeObj
+		newParent.addNode(node)
+
 	def toggleChildren(self,o):
 		self.treeObj.unselect_row()
 		self.children_open = True if not self.children_open else False
@@ -195,16 +266,14 @@ class TreeNode(BoxLayout):
 		# when a widget remove from its parent, the get_parent_window()
 		# will return a None
 		# w1 = self.children_box.get_parent_window()
-		# logging.info('Tree :get_parent_window() return=%s',str(type(w1)))
+		# Logger.info('Tree :get_parent_window() return=%s',str(type(w1)))
 	
 """
 tree options
 {
 	"url":
 	"params",
-	"bg_color",
 	"color_level",
-	"color",
 	"checkbox",
 	"multplecheck",
 	"idField",
@@ -230,14 +299,14 @@ class Tree(BGColorBehavior, ScrollWidget):
 
 	def unselect_row(self):
 		if self.selected_node:
-			logging.info('selected node unselected')
+			Logger.info('selected node unselected')
 			self.selected_node.unselected()
 			self.selected_node = None
 		
 	def onSize(self,o,v=None):
 		if not self.initflag:
 			self.initflag = True
-			self.buildTree(self)
+			self.buildTree()
 		for n in self.nodes:
 			n.setMinWidth(self.width)
 
@@ -246,13 +315,23 @@ class Tree(BGColorBehavior, ScrollWidget):
 
 	def getUrlData(self,callback,kv=None):
 		hc = App.get_running_app().hc
-		params = self.options.get(params,{}).copy()
-		if not data is None:
-			for k,v in kv:
+		params = self.options.get('params',{}).copy()
+		if not kv is None:
+			for k,v in kv.items():
 				if k in params.keys():	
 					params[k] = v
 			params['id'] = kv[self.options.idField]
-		hc.get(self.url,params=params,callback=callback)
+		config = getConfig()
+		url = absurl(self.options.url,None)
+		Logger.info('Tree: getUrlData(),url=%s',url)
+		hc.get(url,params=params,
+					callback=callback,
+					errback=self.showError)
+
+	def showError(self,o,e):
+		traceback.print_exc()
+		Logger.info('Tree: showError() o=%s,e=%s',o,e)
+		alert(e,title='error')
 
 	def buildTree(self,kv=None):
 		if not hasattr(self,'NodeKlass'):
@@ -260,16 +339,18 @@ class Tree(BGColorBehavior, ScrollWidget):
 
 		if self.options.url:
 			return self.getUrlData(self.dataLoaded,kv)
-		data = self.options.data
-		logging.info("Tree : buildTree,data=%s",data)
-		self.dataLoaded(data)
+		data = self.options.data or []
+		Logger.info("Tree : buildTree,data=%s",data)
+		self.dataLoaded(None,data)
 		self.color, self.bgcolor = getColors(self.color_level)
 
-	def dataLoaded(self,d):
+	def dataLoaded(self,o,d):
+		Logger.info("Tree: dataLoaded,d=%s",d)
 		self.data = d
 		self.addNodes()
 
 	def addNodes(self):
+		Logger.info("Tree: addNodes()")
 		for c in self.data:
 			options = {}
 			options['tree'] = self
@@ -278,7 +359,22 @@ class Tree(BGColorBehavior, ScrollWidget):
 			w = self.NodeKlass(**options)
 			self.nodes.append(w)
 			self.add_widget(w)
-			logging.info('Tree : node=%s',type(w))
+			Logger.info('Tree : node=%s',type(w))
+
+	def addNode(self,data,parentNode=None):
+		options = {}
+		options['tree'] = self
+		options['parentNode'] = None
+		options['data'] = DictObject(**data)
+		w = self.NodeKlass(**options)
+		self.nodes.append(w)
+		self.add_widget(w)
+		
+	def deleteNode(self,node):
+		if self.selected_node == node:
+			self.selected_node = None
+		self.remove_widget(node)
+		self.nodes = [ i for i in self.nodes if i != node ]
 
 class TextContent(PressableLabel):
 	def __init__(self,level=0,**options):
@@ -309,22 +405,21 @@ class TextTreeNode(TreeNode):
 	
 	def onPress(self,o,v=None):
 		if self.hasChildren_nodes:
-			v = True if not self.children_open else False
 			self.toggleChildren(self)
 			self.trigger.on_press()
 			return
-		logging.info('select the leaf node')
+		Logger.info('select the leaf node')
 		self.treeObj.select_row(self)
 
 	def selected(self):
-		logging.info('content selected ........')
+		Logger.info('content selected ........')
 		color, bgcolor = getColors(self.treeObj.color_level,
 					selected=True)
 		self.content.bgcolor = bgcolor
 		self.content.color = color
 
 	def unselected(self):
-		logging.info('content unselected ........')
+		Logger.info('content unselected ........')
 		color, bgcolor = getColors(self.treeObj.color_level,
 					selected=False)
 		self.content.bgcolor = bgcolor
@@ -336,13 +431,45 @@ class TextTree(Tree):
 		super().__init__(**options)
 		self.register_event_type('on_press')
 
+	def select_row(self, node):
+		super().select_row(node)
+		self.dispatch('on_press',node.data)
 
-	def onPress(self,o,v=None):
-		if self.selectNode:
-			self.selectNode.unselected()
-		self.selectNode = o
-		o.selected()
-		self.dispatch(on_press,o,o.data)
-
-	def on_press(self,o,v):
+	def on_press(self,o,v=None):
 		print('TextTree():on_press(),o=',o,'v=',v)
+
+class PopupMenu(BoxLayout):
+	def __init__(self,target,menudesc,**opts):
+		self.target = target
+		self.menudesc = menudesc
+		BoxLayout.__init__(self, size_hint=(0.5,0.5))
+		self.menu_tree = TextTree(**menudesc)
+		self.add_widget(self.menu_tree)
+		self.menu_tree.bind(on_press=self.onMenuItemTouch)
+		self.register_event_type('on_press')
+
+	def on_press(self,o,v=None):
+		Logger.info('PopupMenu: on_press fired')
+
+	def onMenuItemTouch(self,o,d=None,v=None):
+		Logger.info('MenuTree: on_press fired,o=%s,d=%s,v=%s',o,d,v)
+		data = {
+			'target':self.target,
+			'menudata':d
+		}
+		self.dispatch('on_press',data)
+		self.dismiss()
+
+	def open(self):
+		Window.add_widget(self)
+		self.center = Window.center
+
+	def dismiss(self):
+		Window.remove_widget(self)
+
+	def on_touch_down(self,touch):
+		if not self.collide_point(*touch.pos):
+			self.dismiss()
+			return False
+		super().on_touch_down(touch)
+		return True

kivyblocks/widgetExt/inputext.py

@@ -1,5 +1,6 @@
 import sys
 import re
+from kivy.logger import Logger
 from kivy.uix.image import Image
 from kivy.uix.boxlayout import BoxLayout
 from kivy.uix.textinput import TextInput
@@ -25,14 +26,14 @@ class BoolInput(Switch):
 			a.active = kw.get('value')
 
 		super().__init__(**a)
+		self.register_event_type('on_changed')
 		self.bind(active=on_active)
-		self.bind(change=self.on_change)
 
-	def on_change(self,t,v):
+	def on_changed(self,v=None):
 		pass
 
 	def on_active(self,t,v):
-		change = True
+		self.dispatch('on_changed',v)
 		
 	def getValue(self):
 		return self.active
@@ -41,43 +42,53 @@ class BoolInput(Switch):
 		self.active = v
 	
 class StrInput(TextInput):
-	change = BooleanProperty(False)
 	def __init__(self,**kv):
 		if kv is None:
 			kv = {}
 		a = {
-			# "allow_copy":True,
-			"font_size":CSize(1),
+			"allow_copy":True,
+			"font_size":1,
 			"multiline":False,
 			"halign":"left",
 			"hint_text":"",
 			"size_hint_y":None,
-			"height":CSize(2)
+			"width":20,
+			"height":2.5
 		}
 		if kv.get('tip'):
 			a['hint_text'] = kv['tip']
 		a.update(kv)
-		a['multiline'] = False
+		a['width'] = CSize(kv.get('width',20))
+		a['height'] = CSize(kv.get('height',2.5))
+		a['font_size'] = CSize(kv.get('font_size',1))
+
 		super(StrInput,self).__init__(**a)
+		self.old_value = None
+		self.register_event_type('on_changed')
 		self.bind(focus=self.on_focus)
-		self.bind(text=self.on_text)
-		self.bind(change=self.on_change)
+		self.bind(on_text_validate=self.checkChange)
 
-	def on_change(self,t,v):
-		if v:
-			pass
+	def on_changed(self,v=None):
+		pass
 		
-	def on_text(self,t,v):
-		self.change = True
+	def checkChange(self,o,v=None):
+		v = self.getValue()
+		if v != self.old_value:
+			self.dispatch('on_changed',v)
 
 	def on_focus(self,t,v):
-		self.change = False
+		if v:
+			self.old_value = self.getValue()
+		else:
+			self.checkChange(None)
 
 	def getValue(self):
 		return self.text
 
 	def setValue(self,v):
-		self.text = v
+		if v is None:
+			v = ''
+		self.text = str(v)
 
 class Password(StrInput):
 	def __init__(self, **kw):
@@ -97,6 +108,10 @@ class IntegerInput(StrInput):
 		s = re.sub(pat, '', substring)
 		return StrInput.insert_text(self,s, from_undo=from_undo)
 	
+	def on_focus(self,t,v):
+		super().on_focus(t,v)
+		self.cursor = (0,len(self.text))
+
 class FloatInput(IntegerInput):
 	pat = re.compile('[^0-9]')
 	def filter(self,substring):
@@ -167,18 +182,17 @@ class MyDropDown(DropDown):
 		for d in data:
 			dd = (d[self.valueField],d[self.textField])
 			b = Button(text=d[self.textField],font_size=CSize(1),
-				size_hint_y=None, 
-				height=CSize(1.8))
+				size_hint=(None,None),
+				width=CSize(10),
+				height=CSize(2.5))
 			setattr(b,'kw_data',dd)
 			b.bind(on_release=lambda btn: self.select(btn.kw_data))
 			self.add_widget(b)
 			#print(dd)
 			
 	def setDataByUrl(self,url,params={}):
-		def x(obj,resp):
-			if resp.status_code == 200:
-				d = resp.json()
-				self.setData(d)
+		def x(obj,d):
+			self.setData(d)
 
 		app = App.get_running_app()
 		app.hc.get(url,params=params,callback=x)
@@ -191,8 +205,11 @@ class MyDropDown(DropDown):
 		
 class SelectInput(BoxLayout):
 	def __init__(self,**kw):
-		super(SelectInput,self).__init__(orientation='horizontal',						size_hint_y=None,height=CSize(1.8))
-		self.tinp = StrInput()
+		super(SelectInput,self).__init__(orientation='horizontal',\
+				size_hint=(None,None),
+				width=CSize(kw.get('width',10)),
+				height=CSize(kw.get('height',2.5)))
+		self.tinp = StrInput(size_hint_y=None,height=kw.get('height',2.5))
 		self.tinp.readonly = True
 		newkw = {}
 		newkw.update(kw)
@@ -205,17 +222,26 @@ class SelectInput(BoxLayout):
 			self.si_data = ''
 			self.text = ''
 		self.add_widget(self.tinp)
+		self.old_value = self.si_data
 		self.tinp.bind(focus=self.showDropdown)
+		self.register_event_type('on_changed')
+		
+	def on_changed(self,v=None):
+		pass
 
 	def showDropdown(self,instance,yn):
 		# if self.collide_point(*touch.pos):
 		if yn:
 			self.tinp.focus = False
 			self.dropdown.showme(self)
+			self.old_value = self.getValue()
 		
 	def setData(self,d):
 		self.tinp.si_data = d[0]
 		self.tinp.text = d[1]
+		v = self.getValue()
+		if v != self.old_value:
+			self.dispatch('on_changed',v)
 
 	def setValue(self,v):
 		self.tinp.si_value = v