BreakpointsFrame.py

   1 #!/usr/bin/python
   2 #shuber, 2008-06-04
   3
   4 __author__ = "shuber"
   5
   6
   7 import gobject
   8 import gtk
   9 import re
  10 import string
  11 import vte
  12
  13 import DbgTerminal
  14
  15
  16 class BreakpointsFrame (gtk.Frame):
  17
  18
  19         def __init__(self, debugger):
  20
  21                 gtk.Frame.__init__(self, "Breakpoints")
  22                 self.debugger = debugger
  23
  24                 vbox = gtk.VBox(False, 5)
  25                 self.add(vbox)
  26
  27                 hbox = gtk.HBox()
  28                 vbox.pack_start(hbox, False, False)
  29                 self.bpEntry = gtk.Entry()
  30                 hbox.add(self.bpEntry)
  31
  32
  33                 hbox = gtk.HBox()
  34                 vbox.pack_start(hbox, False, False)
  35                 self.addBtn = gtk.Button(stock=gtk.STOCK_ADD)
  36                 self.delBtn = gtk.Button(stock=gtk.STOCK_REMOVE)
  37                 self.updBtn = gtk.Button("Update")
  38                 hbox.add(self.addBtn)
  39                 hbox.add(self.delBtn)
  40                 hbox.add(self.updBtn)
  41
  42                 sw = gtk.ScrolledWindow()
  43                 sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
  44                 sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
  45                 vbox.add(sw)
  46
  47                 self.model = self.__createModel()
  48                 self.tv = gtk.TreeView(self.model)
  49                 self.tv.set_rules_hint(True)
  50                 self.tv.get_selection().set_mode(gtk.SELECTION_MULTIPLE)
  51
  52                 self.__addColumns(self.tv)
  53                 sw.add(self.tv)
  54
  55                 self.addBtn.connect("clicked", self.addBtnClicked)
  56                 self.delBtn.connect("clicked", self.delBtnClicked)
  57                 self.updBtn.connect("clicked", self.updBtnClicked)
  58
  59
  60
  61         def __createModel(self):
  62                 #Breakpoint number, position and a boolean flag indicating whether BP has been set
  63                 #at debugger yet
  64                 model = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
  65
  66                 return model
  67
  68
  69         def __addColumns(self, tv):
  70
  71                 model = tv.get_model()
  72
  73                 renderer = gtk.CellRendererText()
  74                 renderer.set_data("column", 0)
  75                 col = gtk.TreeViewColumn("No", renderer, text=0)
  76                 col.set_resizable(True)
  77                 tv.append_column(col)
  78
  79
  80                 renderer = gtk.CellRendererText()
  81                 renderer.set_data("column", 1)
  82                 col = gtk.TreeViewColumn("Specification", renderer, text=1)
  83                 col.set_resizable(True)
  84                 tv.append_column(col)
  85
  86
  87
  88         def addBtnClicked(self, btn):
  89
  90                 if not self.debugger.isActive():
  91                         return
  92
  93
  94                 bpspec = self.bpEntry.get_text()
  95                 bpspec = bpspec.strip()
  96                 rx = re.compile("^[\w\._\-]+:\d+(\s+if\s+\S+.*)?$")
  97
  98                 #Check if format is correct
  99                 if not rx.search(bpspec):
 100                         dialog = gtk.MessageDialog(None, \
 101                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 102                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 103                                 "Invalid format!")
 104                         dialog.run()
 105                         dialog.destroy()
 106                         return
 107
 108
 109                 ifsplit = string.split(bpspec, "if")
 110
 111                 if len(ifsplit)>1:
 112                         cond = ifsplit[1].strip()
 113                 else:
 114                         cond = None
 115
 116                 pos = ifsplit[0].strip()
 117                 [file,lineno] = string.split(pos, ":")
 118
 119                 self.addBreakpoint(file, lineno, cond)
 120
 121
 122
 123         def addBreakpoint(self, file, lineno, cond=None):
 124
 125                 no = self.debugger.setBreakpoint(file, lineno, cond)
 126
 127                 if no!=None:
 128                         self.addBreakpointToList(no, file, lineno, cond)
 129                 else:
 130                         dialog = gtk.MessageDialog(None, \
 131                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 132                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 133                                 "Invalid specification!")
 134                         dialog.run()
 135                         dialog.destroy()
 136
 137
 138
 139         def addBreakpointToList(self, no, file, lineno, cond=None):
 140                 iter = self.model.append()
 141                 self.model.set(iter, 0, no)
 142
 143                 if cond==None:
 144                         self.model.set(iter, 1, "%s:%s" % (str(file), str(lineno)))
 145                 else:
 146                         self.model.set(iter, 1, "%s:%s if %s" % (str(file), str(lineno), str(cond)))
 147
 148
 149
 150         def delBtnClicked(self, btn):
 151
 152                 if not self.debugger.isActive():
 153                         return
 154
 155                 selection = self.tv.get_selection()
 156                 model, paths = selection.get_selected_rows()
 157
 158                 for path in paths:
 159                         iter = model.get_iter(path)
 160                         bpno, = self.model.get(iter, 0)
 161                         self.debugger.delBreakpoint(bpno)
 162                         model.remove(iter)
 163
 164
 165         def updBtnClicked(self, btn):
 166
 167                 if not self.debugger.isActive():
 168                         return
 169
 170                 self.updateValues()
 171
 172
 173         def updateValues(self):
 174
 175                 bpnts = self.debugger.getBreakpoints()
 176
 177                 #Remove them all
 178                 iter = self.model.get_iter_first()
 179                 while iter != None:
 180                         newiter = self.model.iter_next(iter)
 181                         self.model.remove(iter)
 182                         iter = newiter
 183
 184                 for bp in bpnts:
 185                         [no, file, lineno, cond] = bp
 186                         self.addBreakpointToList(no, file, lineno, cond)
 187
 188
 189