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 import StatusFrame
  15
  16
  17 class BreakpointsFrame (StatusFrame.StatusFrame):
  18
  19
  20         def __init__(self, debugger):
  21
  22                 StatusFrame.StatusFrame.__init__(self, debugger)
  23                 self.set_label("Breakpoints")
  24
  25                 debugger.gotActiveCallback += [self.updateValues]
  26
  27                 vbox = gtk.VBox(False, 5)
  28                 self.add(vbox)
  29
  30                 hbox = gtk.HBox()
  31                 vbox.pack_start(hbox, False, False)
  32                 self.bpEntry = gtk.Entry()
  33                 hbox.add(self.bpEntry)
  34
  35
  36                 hbox = gtk.HBox()
  37                 vbox.pack_start(hbox, False, False)
  38                 self.addBtn = gtk.Button(stock=gtk.STOCK_ADD)
  39                 self.delBtn = gtk.Button(stock=gtk.STOCK_REMOVE)
  40                 self.updBtn = gtk.Button("Update")
  41                 hbox.add(self.addBtn)
  42                 hbox.add(self.delBtn)
  43                 hbox.add(self.updBtn)
  44
  45                 sw = gtk.ScrolledWindow()
  46                 sw.set_shadow_type(gtk.SHADOW_ETCHED_IN)
  47                 sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
  48                 vbox.add(sw)
  49
  50                 self.model = self.__createModel()
  51                 self.tv = gtk.TreeView(self.model)
  52                 self.tv.set_rules_hint(True)
  53                 self.tv.get_selection().set_mode(gtk.SELECTION_MULTIPLE)
  54                 self.tv.get_selection().connect("changed", self.selChanged)
  55
  56                 self.__addColumns(self.tv)
  57                 sw.add(self.tv)
  58
  59                 self.addBtn.connect("clicked", self.addBtnClicked)
  60                 self.delBtn.connect("clicked", self.delBtnClicked)
  61                 self.updBtn.connect("clicked", self.updBtnClicked)
  62
  63
  64
  65         def __createModel(self):
  66                 #Breakpoint number, position and a boolean flag indicating whether BP has been set
  67                 #at debugger yet
  68                 model = gtk.ListStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
  69
  70                 return model
  71
  72
  73         def __addColumns(self, tv):
  74
  75                 model = tv.get_model()
  76
  77                 renderer = gtk.CellRendererText()
  78                 renderer.set_data("column", 0)
  79                 col = gtk.TreeViewColumn("No", renderer, text=0)
  80                 col.set_resizable(True)
  81                 tv.append_column(col)
  82
  83
  84                 renderer = gtk.CellRendererText()
  85                 renderer.set_data("column", 1)
  86                 col = gtk.TreeViewColumn("Specification", renderer, text=1)
  87                 col.set_resizable(True)
  88                 tv.append_column(col)
  89
  90
  91         def selChanged(self, sel):
  92                 model, paths = sel.get_selected_rows()
  93
  94                 if len(paths) > 0:
  95                         path = paths[0]
  96                         iter = model.get_iter(path)
  97                         bpspec, = model.get(iter, 1)
  98                         self.bpEntry.set_text(bpspec)
  99
 100
 101
 102         def addBreakpoint(self, file, lineno, cond=None):
 103
 104                 no = self.debugger.setBreakpoint(file, lineno, cond)
 105
 106                 if no!=None:
 107                         self.addBreakpointToList(no, file, lineno, cond)
 108                 else:
 109                         dialog = gtk.MessageDialog(None, \
 110                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 111                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 112                                 "Invalid specification!")
 113                         dialog.run()
 114                         dialog.destroy()
 115
 116
 117         def applyConfiguration(self, conf):
 118                 for b in conf.breakpoints:
 119                         self.addBreakpoint(b["file"], b["lineno"], b["cond"])
 120                 self.updateValues(None, None)
 121
 122         def fillConfiguration(self, conf):
 123                 iter = self.model.get_iter_first()
 124                 while iter != None:
 125                         spec, = self.model.get(iter, 1)
 126                         conf.parseBreak(spec)
 127                         iter = self.model.iter_next(iter)
 128
 129
 130
 131         def addBreakpointToList(self, no, file, lineno, cond=None):
 132
 133                 if cond==None:
 134                         expr =  "%s:%s" % (str(file), str(lineno))
 135                 else:
 136                         expr = "%s:%s if %s" % (str(file), str(lineno), str(cond))
 137
 138                 iter = self.model.get_iter_first()
 139                 while iter != None:
 140                         newiter = self.model.iter_next(iter)
 141                         #Found a expression which is the same --> remove the breakpoint
 142                         if (expr,) == self.model.get(iter,1):
 143                                 self.debugger.delBreakpoint(no)
 144                                 return
 145                         iter = newiter
 146
 147                 #Add the entry to the breakpoint list
 148                 iter = self.model.append()
 149                 self.model.set(iter, 0, no)
 150                 self.model.set(iter, 1, expr)
 151
 152
 153         def addBtnClicked(self, btn):
 154
 155                 if not self.debugger.isActive():
 156                         return
 157
 158
 159                 bpspec = self.bpEntry.get_text()
 160                 bpspec = bpspec.strip()
 161                 rx = re.compile("^[\w/\._\-]+:\d+(\s+if\s+\S+.*)?$")
 162
 163                 #Check if format is correct
 164                 if not rx.search(bpspec):
 165                         dialog = gtk.MessageDialog(None, \
 166                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 167                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 168                                 "Invalid format!")
 169                         dialog.run()
 170                         dialog.destroy()
 171                         return
 172
 173
 174                 ifsplit = string.split(bpspec, "if")
 175
 176                 if len(ifsplit)>1:
 177                         cond = ifsplit[1].strip()
 178                 else:
 179                         cond = None
 180
 181                 pos = ifsplit[0].strip()
 182                 [file,lineno] = string.split(pos, ":")
 183
 184                 self.addBreakpoint(file, lineno, cond)
 185
 186
 187
 188
 189         def delBtnClicked(self, btn):
 190
 191                 if not self.debugger.isActive():
 192                         return
 193
 194                 selection = self.tv.get_selection()
 195                 model, paths = selection.get_selected_rows()
 196
 197                 for path in reversed(paths):
 198                         iter = model.get_iter(path)
 199                         bpno, = self.model.get(iter, 0)
 200                         self.debugger.delBreakpoint(bpno)
 201                         model.remove(iter)
 202
 203
 204         def updBtnClicked(self, btn):
 205
 206                 if not self.debugger.isActive():
 207                         return
 208
 209                 self.updateValues(None, None)
 210
 211
 212         def updateValues(self, status, param):
 213
 214                 bpnts = self.debugger.getBreakpoints()
 215
 216                 #Remove them all
 217                 iter = self.model.get_iter_first()
 218                 while iter != None:
 219                         newiter = self.model.iter_next(iter)
 220                         self.model.remove(iter)
 221                         iter = newiter
 222
 223                 for bp in bpnts:
 224                         [no, file, lineno, cond] = bp
 225                         self.addBreakpointToList(no, file, lineno, cond)
 226
 227
 228