| 1 | """ |
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| 2 | Console Module display Python console |
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| 3 | """ |
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| 4 | import sys |
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| 5 | import os |
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| 6 | |
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| 7 | import numpy as np |
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| 8 | |
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| 9 | import wx |
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| 10 | from wx.lib.dialogs import ScrolledMessageDialog |
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| 11 | from wx.lib import layoutf |
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| 12 | |
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| 13 | import wx.py.editor as editor |
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| 14 | |
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| 15 | if sys.platform.count("win32") > 0: |
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| 16 | PANEL_WIDTH = 800 |
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| 17 | PANEL_HEIGHT = 700 |
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| 18 | FONT_VARIANT = 0 |
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| 19 | else: |
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| 20 | PANEL_WIDTH = 830 |
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| 21 | PANEL_HEIGHT = 730 |
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| 22 | FONT_VARIANT = 1 |
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| 23 | ID_CHECK_MODEL = wx.NewId() |
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| 24 | ID_RUN = wx.NewId() |
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| 25 | |
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| 26 | def check_model(path): |
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| 27 | """ |
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| 28 | Check that the model on the path can run. |
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| 29 | """ |
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| 30 | # try running the model |
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| 31 | from sasmodels.sasview_model import load_custom_model |
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| 32 | Model = load_custom_model(path) |
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| 33 | model = Model() |
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| 34 | q = np.array([0.01, 0.1]) |
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| 35 | Iq = model.evalDistribution(q) |
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| 36 | qx, qy = np.array([0.01, 0.01]), np.array([0.1, 0.1]) |
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| 37 | Iqxy = model.evalDistribution([qx, qy]) |
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| 38 | |
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| 39 | result = """ |
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| 40 | Iq(%s) = %s |
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| 41 | Iqxy(%s, %s) = %s |
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| 42 | """%(q, Iq, qx, qy, Iqxy) |
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| 43 | |
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| 44 | return result |
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| 45 | |
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| 46 | def show_model_output(parent, fname): |
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| 47 | # Make sure we have a python file; not sure why we care though... |
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| 48 | if not (fname and os.path.exists(fname) and fname.endswith('.py')): |
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| 49 | mssg = "\n This is not a python file." |
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| 50 | wx.MessageBox(str(mssg), 'Error', style=wx.ICON_ERROR) |
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| 51 | return False |
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| 52 | |
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| 53 | try: |
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| 54 | result, errmsg = check_model(fname), None |
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| 55 | except Exception: |
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| 56 | import traceback |
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| 57 | result, errmsg = None, traceback.format_exc() |
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| 58 | |
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| 59 | parts = ["Running model '%s'..." % os.path.basename(fname)] |
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| 60 | if errmsg is not None: |
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| 61 | parts.extend(["", "Error occurred:", errmsg, ""]) |
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| 62 | title, icon = "Error", wx.ICON_ERROR |
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| 63 | else: |
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| 64 | parts.extend(["", "Success:", result, ""]) |
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| 65 | title, icon = "Info", wx.ICON_INFORMATION |
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| 66 | text = "\n".join(parts) |
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| 67 | dlg = ResizableScrolledMessageDialog(parent, text, title, size=((550, 250))) |
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| 68 | fnt = wx.Font(10, wx.TELETYPE, wx.NORMAL, wx.NORMAL) |
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| 69 | dlg.GetChildren()[0].SetFont(fnt) |
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| 70 | dlg.GetChildren()[0].SetInsertionPoint(0) |
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| 71 | dlg.ShowModal() |
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| 72 | dlg.Destroy() |
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| 73 | return errmsg is None |
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| 74 | |
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| 75 | class ResizableScrolledMessageDialog(wx.Dialog): |
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| 76 | """ |
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| 77 | Custom version of wx ScrolledMessageDialog, allowing border resize |
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| 78 | """ |
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| 79 | def __init__(self, parent, msg, caption, |
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| 80 | pos=wx.DefaultPosition, size=(500,300), |
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| 81 | style=wx.DEFAULT_DIALOG_STYLE | wx.RESIZE_BORDER ): |
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| 82 | # Notice, that style can be overrriden in the caller. |
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| 83 | wx.Dialog.__init__(self, parent, -1, caption, pos, size, style) |
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| 84 | x, y = pos |
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| 85 | if x == -1 and y == -1: |
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| 86 | self.CenterOnScreen(wx.BOTH) |
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| 87 | |
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| 88 | text = wx.TextCtrl(self, -1, msg, style=wx.TE_MULTILINE | wx.TE_READONLY) |
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| 89 | ok = wx.Button(self, wx.ID_OK, "OK") |
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| 90 | |
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| 91 | # Mysterious constraint layouts from |
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| 92 | # https://www.wxpython.org/docs/api/wx.lib.layoutf.Layoutf-class.html |
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| 93 | lc = layoutf.Layoutf('t=t5#1;b=t5#2;l=l5#1;r=r5#1', (self,ok)) |
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| 94 | text.SetConstraints(lc) |
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| 95 | lc = layoutf.Layoutf('b=b5#1;x%w50#1;w!80;h!25', (self,)) |
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| 96 | ok.SetConstraints(lc) |
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| 97 | |
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| 98 | self.SetAutoLayout(1) |
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| 99 | self.Layout() |
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| 100 | |
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| 101 | class PyConsole(editor.EditorNotebookFrame): |
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| 102 | ## Internal nickname for the window, used by the AUI manager |
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| 103 | window_name = "Custom Model Editor" |
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| 104 | ## Name to appear on the window title bar |
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| 105 | window_caption = "Custom Model Editor" |
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| 106 | ## Flag to tell the AUI manager to put this panel in the center pane |
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| 107 | CENTER_PANE = False |
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| 108 | def __init__(self, parent=None, base=None, manager=None, panel=None, |
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| 109 | title='Python Shell/Editor', filename=None, |
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| 110 | size=(PANEL_WIDTH, PANEL_HEIGHT)): |
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| 111 | self.config = None |
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| 112 | editor.EditorNotebookFrame.__init__(self, parent=parent, |
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| 113 | title=title, size=size, |
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| 114 | filename=filename) |
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| 115 | self.parent = parent |
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| 116 | self._manager = manager |
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| 117 | self.base = base |
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| 118 | self.panel = panel |
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| 119 | self._add_menu() |
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| 120 | if filename != None: |
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| 121 | dataDir = os.path.dirname(filename) |
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| 122 | elif self.parent != None: |
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| 123 | dataDir = self.parent._default_save_location |
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| 124 | else: |
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| 125 | dataDir = None |
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| 126 | self.dataDir = dataDir |
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| 127 | self.Centre() |
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| 128 | |
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| 129 | self.Bind(wx.EVT_MENU, self.OnNewFile, id=wx.ID_NEW) |
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| 130 | self.Bind(wx.EVT_MENU, self.OnOpenFile, id=wx.ID_OPEN) |
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| 131 | self.Bind(wx.EVT_MENU, self.OnSaveFile, id=wx.ID_SAVE) |
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| 132 | self.Bind(wx.EVT_MENU, self.OnSaveAsFile, id=wx.ID_SAVEAS) |
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| 133 | self.Bind(wx.EVT_MENU, self.OnCheckModel, id=ID_CHECK_MODEL) |
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| 134 | self.Bind(wx.EVT_MENU, self.OnRun, id=ID_RUN) |
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| 135 | self.Bind(wx.EVT_UPDATE_UI, self.OnUpdateCompileMenu, id=ID_CHECK_MODEL) |
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| 136 | self.Bind(wx.EVT_UPDATE_UI, self.OnUpdateCompileMenu, id=ID_RUN) |
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| 137 | self.Bind(wx.EVT_CLOSE, self.on_close) |
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| 138 | if not title.count('Python Shell'): |
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| 139 | # Delete menu item (open and new) if not python shell |
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| 140 | #self.fileMenu.Delete(wx.ID_NEW) |
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| 141 | self.fileMenu.Delete(wx.ID_OPEN) |
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| 142 | |
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| 143 | |
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| 144 | def _add_menu(self): |
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| 145 | """ |
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| 146 | Add menu |
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| 147 | """ |
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| 148 | self.compileMenu = wx.Menu() |
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| 149 | self.compileMenu.Append(ID_CHECK_MODEL, 'Check model', |
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| 150 | 'Loading and run the model') |
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| 151 | self.compileMenu.AppendSeparator() |
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| 152 | self.compileMenu.Append(ID_RUN, 'Run in Shell', |
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| 153 | 'Run the file in the Python Shell') |
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| 154 | self.MenuBar.Insert(3, self.compileMenu, '&Run') |
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| 155 | |
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| 156 | def OnHelp(self, event): |
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| 157 | """ |
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| 158 | Show a help dialog. |
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| 159 | """ |
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| 160 | import wx.lib.dialogs |
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| 161 | title = 'Help on key bindings' |
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| 162 | text = wx.py.shell.HELP_TEXT |
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| 163 | dlg = wx.lib.dialogs.ScrolledMessageDialog(self, text, title, |
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| 164 | size=((700, 540))) |
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| 165 | fnt = wx.Font(10, wx.TELETYPE, wx.NORMAL, wx.NORMAL) |
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| 166 | dlg.GetChildren()[0].SetFont(fnt) |
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| 167 | dlg.GetChildren()[0].SetInsertionPoint(0) |
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| 168 | dlg.ShowModal() |
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| 169 | dlg.Destroy() |
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| 170 | |
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| 171 | def set_manager(self, manager): |
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| 172 | """ |
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| 173 | Set the manager of this window |
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| 174 | """ |
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| 175 | self._manager = manager |
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| 176 | |
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| 177 | def OnAbout(self, event): |
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| 178 | """ |
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| 179 | On About |
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| 180 | """ |
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| 181 | message = ABOUT |
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| 182 | dial = wx.MessageDialog(self, message, 'About', |
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| 183 | wx.OK | wx.ICON_INFORMATION) |
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| 184 | dial.ShowModal() |
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| 185 | |
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| 186 | def OnNewFile(self, event): |
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| 187 | """ |
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| 188 | OnFileOpen |
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| 189 | """ |
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| 190 | self.OnFileNew(event) |
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| 191 | |
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| 192 | def OnOpenFile(self, event): |
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| 193 | """ |
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| 194 | OnFileOpen |
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| 195 | """ |
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| 196 | self.OnFileOpen(event) |
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| 197 | self.Show(False) |
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| 198 | self.Show(True) |
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| 199 | |
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| 200 | def OnSaveFile(self, event): |
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| 201 | """ |
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| 202 | OnFileSave overwrite |
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| 203 | """ |
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| 204 | self.OnFileSave(event) |
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| 205 | self.Show(False) |
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| 206 | self.Show(True) |
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| 207 | |
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| 208 | def OnSaveAsFile(self, event): |
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| 209 | """ |
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| 210 | OnFileSaveAs overwrite |
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| 211 | """ |
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| 212 | self.OnFileSaveAs(event) |
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| 213 | self.Show(False) |
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| 214 | self.Show(True) |
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| 215 | |
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| 216 | def bufferOpen(self): |
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| 217 | """ |
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| 218 | Open file in buffer, bypassing editor bufferOpen |
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| 219 | """ |
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| 220 | if self.bufferHasChanged(): |
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| 221 | cancel = self.bufferSuggestSave() |
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| 222 | if cancel: |
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| 223 | return cancel |
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| 224 | filedir = '' |
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| 225 | if self.buffer and self.buffer.doc.filedir: |
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| 226 | filedir = self.buffer.doc.filedir |
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| 227 | if not filedir: |
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| 228 | filedir = self.dataDir |
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| 229 | result = editor.openSingle(directory=filedir, |
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| 230 | wildcard='Python Files (*.py)|*.py') |
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| 231 | if result.path: |
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| 232 | self.bufferCreate(result.path) |
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| 233 | cancel = False |
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| 234 | return cancel |
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| 235 | |
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| 236 | def bufferSaveAs(self): |
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| 237 | """ |
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| 238 | Save buffer to a new filename: Bypassing editor bufferSaveAs |
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| 239 | """ |
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| 240 | filedir = '' |
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| 241 | if self.buffer and self.buffer.doc.filedir: |
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| 242 | filedir = self.buffer.doc.filedir |
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| 243 | if not filedir: |
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| 244 | filedir = self.dataDir |
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| 245 | result = editor.saveSingle(directory=filedir, |
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| 246 | filename='untitled.py', |
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| 247 | wildcard='Python Files (*.py)|*.py') |
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| 248 | if result.path: |
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| 249 | self.buffer.confirmed = True |
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| 250 | self.buffer.saveAs(result.path) |
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| 251 | cancel = False |
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| 252 | else: |
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| 253 | cancel = True |
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| 254 | return cancel |
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| 255 | |
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| 256 | def OnRun(self, event): |
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| 257 | """ |
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| 258 | Run |
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| 259 | """ |
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| 260 | if not self._check_saved(): |
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| 261 | return True |
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| 262 | if self.buffer and self.buffer.doc.filepath: |
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| 263 | self.editor.setFocus() |
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| 264 | # Why we have to do this (Otherwise problems on Windows)? |
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| 265 | forward_path = self.buffer.doc.filepath.replace('\\', '/') |
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| 266 | self.shell.Execute("execfile('%s')" % forward_path) |
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| 267 | self.shell.Hide() |
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| 268 | self.shell.Show(True) |
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| 269 | return self.shell.GetText().split(">>>")[-2] |
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| 270 | else: |
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| 271 | mssg = "\n This is not a python file." |
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| 272 | title = 'Error' |
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| 273 | icon = wx.ICON_ERROR |
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| 274 | wx.MessageBox(str(mssg), title, style=icon) |
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| 275 | return False |
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| 276 | |
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| 277 | def OnCheckModel(self, event): |
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| 278 | """ |
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| 279 | Compile |
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| 280 | """ |
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| 281 | if not self._check_saved(): |
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| 282 | return True |
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| 283 | fname = self.editor.getStatus()[0] |
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| 284 | success = show_model_output(self, fname) |
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| 285 | |
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| 286 | # Update custom model list in fitpage combobox |
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| 287 | if success and self._manager != None and self.panel != None: |
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| 288 | self._manager.set_edit_menu_helper(self.parent) |
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| 289 | wx.CallAfter(self._manager.update_custom_combo) |
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| 290 | |
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| 291 | def _check_saved(self): |
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| 292 | """ |
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| 293 | If content was changed, suggest to save it first |
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| 294 | """ |
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| 295 | if self.bufferHasChanged() and self.buffer.doc.filepath: |
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| 296 | cancel = self.bufferSuggestSave() |
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| 297 | return not cancel |
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| 298 | return True |
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| 299 | |
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| 300 | def OnUpdateCompileMenu(self, event): |
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| 301 | """ |
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| 302 | Update Compile menu items based on current tap. |
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| 303 | """ |
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| 304 | win = wx.Window.FindFocus() |
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| 305 | id = event.GetId() |
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| 306 | event.Enable(True) |
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| 307 | try: |
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| 308 | if id == ID_CHECK_MODEL or id == ID_RUN: |
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| 309 | menu_on = False |
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| 310 | if self.buffer and self.buffer.doc.filepath: |
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| 311 | menu_on = True |
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| 312 | event.Enable(menu_on) |
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| 313 | except AttributeError: |
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| 314 | # This menu option is not supported in the current context. |
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| 315 | event.Enable(False) |
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| 316 | |
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| 317 | def on_close(self, event): |
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| 318 | """ |
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| 319 | Close event |
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| 320 | """ |
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| 321 | if self.base != None: |
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| 322 | self.base.py_frame = None |
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| 323 | self.Destroy() |
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| 324 | |
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| 325 | ABOUT = "Welcome to Python %s! \n\n" % sys.version.split()[0] |
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| 326 | ABOUT += "This uses Py Shell/Editor in wx (developed by Patrick K. O'Brien).\n" |
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| 327 | ABOUT += "If this is your first time using Python, \n" |
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| 328 | ABOUT += "you should definitely check out the tutorial " |
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| 329 | ABOUT += "on the Internet at http://www.python.org/doc/tut/." |
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| 330 | |
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| 331 | |
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| 332 | if __name__ == "__main__": |
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| 333 | |
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| 334 | app = wx.App() |
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| 335 | dlg = PyConsole() |
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| 336 | dlg.Show() |
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| 337 | app.MainLoop() |
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