statusbar.py @ dee3d27

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since dee3d27 was dee3d27, checked in by Gervaise Alina <gervyh@…>, 14 years ago
resize statusbar
Property mode set to `100644`
File size: 9.7 KB

Line
1	import wx
2	from wx import StatusBar as wxStatusB
3	import wx.lib
4	from wx.lib import newevent
5	(MessageEvent, EVT_MESSAGE) = wx.lib.newevent.NewEvent()
6	#numner of fields of the status bar
7	NB_FIELDS = 4
8	#position of the status bar's fields
9	ICON_POSITION = 0
10	MSG_POSITION = 1
11	GAUGE_POSITION = 2
12	CONSOLE_POSITION = 3
13	BUTTON_SIZE = 40
14
15	CONSOLE_WIDTH = 340
16	CONSOLE_HEIGHT = 240
17
18	class ConsolePanel(wx.Panel):
19	def __init__(self, parent, args, *kwargs):
20	wx.Panel.__init__(self, parent=parent,args, *kwargs)
21	self.parent = parent
22	self.sizer = wx.BoxSizer(wx.VERTICAL)
23	self.msg_txt = wx.TextCtrl(self, size=(CONSOLE_WIDTH-40,
24	CONSOLE_HEIGHT-60),
25	style=wx.TE_MULTILINE)
26	self.msg_txt.SetEditable(False)
27	self.msg_txt.SetValue('No message available')
28	self.sizer.Add(self.msg_txt, 1, wx.EXPAND\|wx.ALL, 10)
29	self.SetSizer(self.sizer)
30
31	def set_message(self, status=""):
32	msg = status+ "\n"
33	self.msg_txt.AppendText(str(msg))
34
35	class Console(wx.Frame):
36	def __init__(self, parent=None, status="", args, *kwds):
37	kwds["size"] = (CONSOLE_WIDTH, CONSOLE_HEIGHT)
38	kwds["title"] = "Console"
39	wx.Frame.__init__(self, parent=parent, args, *kwds)
40	self.panel = ConsolePanel(self)
41	self.panel.set_message(status=status)
42	self.Bind(EVT_MESSAGE, self.set_message)
43	self.Show(True)
44
45	def set_multiple_messages(self, messages=[]):
46	"""
47	"""
48	if messages:
49	for status in messages:
50	self.panel.set_message(status)
51
52	def set_message(self, event):
53	"""
54	"""
55	self.panel.set_message(event.status)
56
57	class StatusBar(wxStatusB):
58	def __init__(self, parent, args, *kargs):
59	wxStatusB.__init__(self, parent, args, *kargs)
60	"""
61	Implement statusbar functionalities
62	"""
63	self.parent= parent
64	self.parent.SetStatusBarPane(MSG_POSITION)
65
66	#Layout of status bar
67	self.SetFieldsCount(NB_FIELDS)
68	self.SetStatusWidths([BUTTON_SIZE, -2, -1,BUTTON_SIZE])
69
70	#display default message
71	self.msg_position = MSG_POSITION
72
73	#save the position of the gauge
74	width, height = self.GetSize()
75	self.gauge = wx.Gauge(self, size=(width/10,height-3),
76	style= wx.GA_HORIZONTAL)
77
78	self.gauge.Hide()
79
80	#status bar icon
81	self.bitmap_bt_warning = wx.BitmapButton(self, -1, size=(BUTTON_SIZE,-1),
82	style=wx.NO_BORDER)
83	console_bmp = wx.ArtProvider.GetBitmap(wx.ART_TIP, wx.ART_TOOLBAR)
84	self.bitmap_bt_console = wx.BitmapButton(self, -1,
85	size=(BUTTON_SIZE-5, height-4))
86	self.bitmap_bt_console.SetBitmapLabel(console_bmp)
87	console_hint = "History of status bar messages"
88	self.bitmap_bt_console.SetToolTipString(console_hint)
89	self.bitmap_bt_console.Bind(wx.EVT_BUTTON, self._onMonitor,
90	id=self.bitmap_bt_console.GetId())
91	self.reposition()
92	## Current progress value of the bar
93	self.nb_start = 0
94	self.nb_progress = 0
95	self.nb_stop = 0
96
97	self.frame = None
98	self.list_msg = []
99	self.progress = 0
100	self.timer = wx.Timer(self, -1)
101	self.timer_stop = wx.Timer(self, -1)
102	self.thread = None
103	self.Bind(wx.EVT_TIMER,self.OnTimer, self.timer)
104	self.Bind(wx.EVT_TIMER,self.OnTimer_stop, self.timer_stop)
105	self.Bind(wx.EVT_SIZE, self.OnSize)
106	self.Bind(wx.EVT_IDLE, self.OnIdle)
107
108	def reposition(self):
109	"""
110	"""
111	rect = self.GetFieldRect(GAUGE_POSITION)
112	self.gauge.SetPosition((rect.x+5, rect.y-2))
113	rect = self.GetFieldRect(ICON_POSITION)
114	self.bitmap_bt_warning.SetPosition((rect.x+5, rect.y-2))
115	rect = self.GetFieldRect(CONSOLE_POSITION)
116	self.bitmap_bt_console.SetPosition((rect.x-5, rect.y-2))
117	self.sizeChanged = False
118
119	def OnIdle(self, event):
120	if self.sizeChanged:
121	self.reposition()
122
123	def OnSize(self, evt):
124	self.reposition()
125	self.sizeChanged = True
126
127	def get_msg_position(self):
128	"""
129	"""
130	return self.msg_position
131
132	def SetStatusText(self, text="", number=MSG_POSITION):
133	"""
134	"""
135	wxStatusB.SetStatusText(self, text, MSG_POSITION)
136	self.list_msg.append(text)
137	icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, wx.ART_TOOLBAR)
138	self.bitmap_bt_warning.SetBitmapLabel(icon_bmp)
139	try:
140	if self.frame is not None and self.frame.IsShown():
141	event = MessageEvent()
142	event.status = text
143	wx.PostEvent(self.frame, event)
144	except:
145	return
146
147	def PopStatusText(self, args, *kwds):
148	wxStatusB.PopStatusText(self, field=MSG_POSITION)
149
150	def PushStatusText(self, args, *kwds):
151	wxStatusB.PushStatusText(self, field=MSG_POSITION,string=string)
152
153	def enable_clear_gauge(self):
154	"""
155	"""
156	flag = False
157	if (self.nb_start <= self.nb_stop) or (self.nb_progress <= self.nb_stop):
158	flag = True
159	return flag
160
161	def OnTimer_stop(self, evt):
162	"""Clear the progress bar
163	@param evt: wx.EVT_TIMER
164
165	"""
166	count = 0
167	while(count <= 100):
168	count += 1
169	self.timer_stop.Stop()
170	self.clear_gauge(msg="")
171	self.nb_progress = 0
172	self.nb_start = 0
173	self.nb_stop = 0
174
175	def OnTimer(self, evt):
176	"""Update the progress bar while the timer is running
177	@param evt: wx.EVT_TIMER
178
179	"""
180	# Check stop flag that can be set from non main thread
181	if self.timer.IsRunning():
182	self.gauge.Pulse()
183
184	def clear_gauge(self, msg=""):
185	"""
186	Hide the gauge
187	"""
188	self.progress = 0
189	self.gauge.SetValue(0)
190	self.gauge.Hide()
191
192	def set_icon(self, event):
193	"""
194	display icons related to the type of message sent to the statusbar
195	when available
196	"""
197	if not hasattr(event, "info"):
198	return
199	msg = event.info.lower()
200	if msg == "warning":
201	icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_WARNING, wx.ART_TOOLBAR)
202	self.bitmap_bt_warning.SetBitmapLabel(icon_bmp)
203	if msg == "error":
204	icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_ERROR, wx.ART_TOOLBAR)
205	self.bitmap_bt_warning.SetBitmapLabel(icon_bmp)
206	if msg == "info":
207	icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, wx.ART_TOOLBAR)
208	self.bitmap_bt_warning.SetBitmapLabel(icon_bmp)
209
210	def set_message(self, event):
211	"""
212	display received message on the statusbar
213	"""
214	if hasattr(event, "status"):
215	self.SetStatusText(str(event.status))
216
217	def set_gauge(self, event):
218	"""
219	change the state of the gauge according the state of the current job
220	"""
221	if not hasattr(event, "type"):
222	return
223	type = event.type
224	self.gauge.Show(True)
225	if type.lower()=="start":
226	self.nb_start += 1
227	self.timer.Stop()
228	self.progress += 10
229	self.gauge.SetValue(int(self.progress))
230	self.progress += 10
231	if self.progress < self.gauge.GetRange()-20:
232	self.gauge.SetValue(int(self.progress))
233	if type.lower()=="progress":
234	self.nb_progress += 1
235	self.timer.Start(100)
236	self.gauge.Pulse()
237	if type.lower()=="update":
238	self.progress += 10
239	if self.progress < self.gauge.GetRange()-20:
240	self.gauge.SetValue(int(self.progress))
241	if type.lower()=="stop":
242	self.nb_stop += 1
243	self.gauge.Show(True)
244	if self.enable_clear_gauge():
245	self.timer.Stop()
246	self.progress = 0
247	self.gauge.SetValue(90)
248	self.timer_stop.Start(3)
249
250	def set_status(self, event):
251	"""
252	Update the status bar .
253	@param type: type of message send.
254	type must be in ["start","progress","update","stop"]
255	@param msg: the message itself as string
256	@param thread: if updatting using a thread status
257	"""
258	self.set_message(event=event)
259	self.set_icon(event=event)
260	self.set_gauge(event=event)
261
262	def _onMonitor(self, event):
263	"""
264	"""
265	self.frame = Console(parent=self)
266
267	self.frame.set_multiple_messages(self.list_msg)
268	self.frame.Show(True)
269
270
271	if __name__ == "__main__":
272	app = wx.PySimpleApp()
273	frame= wx.Frame(None,wx.ID_ANY,'test frame')
274	statusBar = StatusBar(frame, wx.ID_ANY)
275	frame.SetStatusBar(statusBar)
276	frame.Show(True)
277
278	event = MessageEvent()
279	event.type = "progress"
280	event.status = "statusbar...."
281	event.info = "error"
282	statusBar.set_status(event=event)
283	app.MainLoop()
284

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source: sasview/guiframe/statusbar.py @ dee3d27

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