| 1 | """ |
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| 2 | Panel class to show the slicer parameters |
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| 3 | """ |
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| 4 | |
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| 5 | import wx |
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| 6 | import wx.lib.newevent |
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| 7 | from copy import deepcopy |
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| 8 | |
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| 9 | from sans.guiframe.utils import format_number |
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| 10 | from sans.guicomm.events import SlicerParameterEvent,EVT_SLICER_PARS,EVT_SLICER |
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| 11 | |
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| 12 | |
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| 13 | |
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| 14 | class SlicerPanel(wx.Panel): |
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| 15 | #TODO: show units |
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| 16 | #TODO: order parameters properly |
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| 17 | ## Internal name for the AUI manager |
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| 18 | window_name = "Slicer panel" |
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| 19 | ## Title to appear on top of the window |
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| 20 | window_caption = "Slicer Panel" |
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| 21 | |
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| 22 | CENTER_PANE = False |
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| 23 | |
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| 24 | def __init__(self, parent,id=-1,type=None,base=None, params={}, *args, **kwargs): |
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| 25 | wx.Panel.__init__(self, parent,id, *args, **kwargs) |
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| 26 | ## Initialization of the class |
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| 27 | self.base= base |
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| 28 | self.params = params |
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| 29 | self.parent = parent |
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| 30 | self.type = type |
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| 31 | self.listeners = [] |
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| 32 | self.parameters = [] |
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| 33 | |
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| 34 | self.bck = wx.GridBagSizer(5,5) |
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| 35 | self.SetSizer(self.bck) |
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| 36 | if type==None and params==None: |
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| 37 | title = wx.StaticText(self, -1, "Right-click on 2D plot for slicer options", style=wx.ALIGN_LEFT) |
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| 38 | self.bck.Add(title, (0,0), (1,2), flag=wx.LEFT|wx.ALIGN_CENTER_VERTICAL, border=15) |
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| 39 | else: |
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| 40 | self.set_slicer( type, params) |
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| 41 | ## Bindings |
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| 42 | self.parent.Bind(EVT_SLICER, self.onEVT_SLICER) |
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| 43 | self.parent.Bind(EVT_SLICER_PARS, self.onParamChange) |
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| 44 | |
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| 45 | |
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| 46 | def onEVT_SLICER(self, event): |
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| 47 | """ |
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| 48 | Process EVT_SLICER events |
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| 49 | When the slicer changes, update the panel |
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| 50 | @param event: EVT_SLICER event |
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| 51 | """ |
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| 52 | event.Skip() |
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| 53 | if event.obj_class==None: |
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| 54 | self.set_slicer(None, None) |
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| 55 | else: |
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| 56 | self.set_slicer(event.type, event.params) |
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| 57 | |
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| 58 | |
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| 59 | def set_slicer(self, type, params): |
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| 60 | """ |
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| 61 | Rebuild the panel |
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| 62 | """ |
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| 63 | self.bck.Clear(True) |
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| 64 | self.type = type |
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| 65 | if type==None: |
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| 66 | title = wx.StaticText(self, -1, "Right-click on 2D plot for slicer options", style=wx.ALIGN_LEFT) |
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| 67 | self.bck.Add(title, (0,0), (1,2), flag=wx.LEFT|wx.ALIGN_CENTER_VERTICAL, border=15) |
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| 68 | else: |
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| 69 | title = wx.StaticText(self, -1, "Slicer Parameters", style=wx.ALIGN_LEFT) |
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| 70 | self.bck.Add(title, (0,0), (1,2), flag=wx.LEFT|wx.ALIGN_CENTER_VERTICAL, border=15) |
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| 71 | |
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| 72 | n = 1 |
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| 73 | self.parameters = [] |
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| 74 | keys = params.keys() |
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| 75 | keys.sort() |
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| 76 | |
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| 77 | for item in keys: |
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| 78 | if not item.lower() in ["errors", "count"]: |
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| 79 | n += 1 |
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| 80 | text = wx.StaticText(self, -1, item, style=wx.ALIGN_LEFT) |
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| 81 | self.bck.Add(text, (n-1,0), flag = wx.LEFT|wx.ALIGN_CENTER_VERTICAL, border = 15) |
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| 82 | ctl = wx.TextCtrl(self, -1, size=(80,20), style=wx.TE_PROCESS_ENTER) |
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| 83 | ctl.SetToolTipString("Modify the value of %s to change the 2D slicer" % item) |
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| 84 | ctl.SetValue(str(format_number(params[item]))) |
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| 85 | |
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| 86 | self.Bind(wx.EVT_TEXT_ENTER, self.onTextEnter) |
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| 87 | ctl.Bind(wx.EVT_KILL_FOCUS, self.onTextEnter) |
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| 88 | self.parameters.append([item, ctl]) |
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| 89 | self.bck.Add(ctl, (n-1,1), flag=wx.TOP|wx.BOTTOM, border = 0) |
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| 90 | for item in keys: |
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| 91 | if item.lower() in ["errors", "count"]: |
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| 92 | n += 1 |
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| 93 | text = wx.StaticText(self, -1, item+": ", style=wx.ALIGN_LEFT) |
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| 94 | self.bck.Add(text, (n-1,0), flag = wx.LEFT|wx.ALIGN_CENTER_VERTICAL, border = 15) |
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| 95 | ctl = wx.StaticText(self, -1, str(format_number(params[item])), style=wx.ALIGN_LEFT) |
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| 96 | ctl.SetToolTipString("Result %s" % item) |
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| 97 | self.bck.Add(ctl, (n-1,1), flag=wx.TOP|wx.BOTTOM, border = 0) |
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| 98 | |
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| 99 | self.bck.Layout() |
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| 100 | self.bck.Fit(self) |
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| 101 | self.parent.GetSizer().Layout() |
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| 102 | |
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| 103 | |
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| 104 | def onParamChange(self, evt): |
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| 105 | """ |
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| 106 | Receive and event and reset the text field contained in self.parameters |
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| 107 | |
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| 108 | """ |
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| 109 | evt.Skip() |
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| 110 | for item in self.parameters: |
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| 111 | if item[0] in evt.params: |
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| 112 | item[1].SetValue(format_number(evt.params[item[0]])) |
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| 113 | item[1].Refresh() |
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| 114 | |
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| 115 | |
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| 116 | def onTextEnter(self, evt): |
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| 117 | """ |
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| 118 | Parameters have changed |
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| 119 | """ |
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| 120 | params = {} |
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| 121 | has_error = False |
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| 122 | for item in self.parameters: |
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| 123 | try: |
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| 124 | params[item[0]] = float(item[1].GetValue()) |
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| 125 | item[1].SetBackgroundColour( |
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| 126 | wx.SystemSettings_GetColour(wx.SYS_COLOUR_WINDOW)) |
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| 127 | item[1].Refresh() |
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| 128 | except: |
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| 129 | has_error = True |
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| 130 | item[1].SetBackgroundColour("pink") |
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| 131 | item[1].Refresh() |
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| 132 | |
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| 133 | if has_error==False: |
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| 134 | # Post parameter event |
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| 135 | ## base is guiframe is this case |
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| 136 | event = SlicerParameterEvent(type=self.type, params=params) |
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| 137 | wx.PostEvent(self.base, event) |
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| 138 | |
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| 139 | |
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