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                 if no!=None:
 106                         self.addBreakpointToList(no, file, lineno, cond)
 107                 else:
 108                         dialog = gtk.MessageDialog(None, \
 109                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 110                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 111                                 "Invalid specification!")
 112                         dialog.run()
 113                         dialog.destroy()
 114
 115
 116         def applyConfiguration(self, conf):
 117                 for b in conf.breakpoints:
 118                         self.addBreakpoint(b["file"], b["lineno"], b["cond"])
 119                 self.updateValues(None, None)
 120
 121         def fillConfiguration(self, conf):
 122                 iter = self.model.get_iter_first()
 123                 while iter != None:
 124                         spec, = self.model.get(iter, 1)
 125
 126                         #Replacing file by absolute path
 127                         file = string.split(spec, ":")[0]
 128                         file = self.debugger.toAbsPath(file)
 129                         postfile = string.join( string.split(spec,":")[1:], ":")
 130
 131                         conf.parseBreak(file + ":" + postfile )
 132                         iter = self.model.iter_next(iter)
 133
 134
 135
 136         def addBreakpointToList(self, no, file, lineno, cond=None):
 137
 138                 if cond==None:
 139                         expr =  "%s:%s" % (str(file), str(lineno))
 140                 else:
 141                         expr = "%s:%s if %s" % (str(file), str(lineno), str(cond))
 142
 143                 iter = self.model.get_iter_first()
 144                 while iter != None:
 145                         newiter = self.model.iter_next(iter)
 146                         #Found a expression which is the same --> remove the breakpoint
 147                         if (expr,) == self.model.get(iter,1):
 148                                 self.debugger.delBreakpoint(no)
 149                                 return
 150                         iter = newiter
 151
 152                 #Add the entry to the breakpoint list
 153                 iter = self.model.append()
 154                 self.model.set(iter, 0, no)
 155                 self.model.set(iter, 1, expr)
 156
 157
 158         def addBtnClicked(self, btn):
 159
 160                 if not self.debugger.isActive():
 161                         return
 162
 163
 164                 bpspec = self.bpEntry.get_text()
 165                 bpspec = bpspec.strip()
 166                 rx = re.compile("^[\w/\._\-]+:\d+(\s+if\s+\S+.*)?$")
 167
 168                 #Check if format is correct
 169                 if not rx.search(bpspec):
 170                         dialog = gtk.MessageDialog(None, \
 171                                 gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, \
 172                                 gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, \
 173                                 "Invalid format!")
 174                         dialog.run()
 175                         dialog.destroy()
 176                         return
 177
 178
 179                 ifsplit = string.split(bpspec, " if ")
 180
 181                 if len(ifsplit)>1:
 182                         cond = ifsplit[1].strip()
 183                 else:
 184                         cond = None
 185
 186                 pos = ifsplit[0].strip()
 187                 [file,lineno] = string.split(pos, ":")
 188
 189                 self.addBreakpoint(file, lineno, cond)
 190
 191
 192
 193
 194         def delBtnClicked(self, btn):
 195
 196                 if not self.debugger.isActive():
 197                         return
 198
 199                 selection = self.tv.get_selection()
 200                 model, paths = selection.get_selected_rows()
 201
 202                 for path in reversed(paths):
 203                         iter = model.get_iter(path)
 204                         bpno, = self.model.get(iter, 0)
 205                         self.debugger.delBreakpoint(bpno)
 206                         model.remove(iter)
 207
 208
 209         def updBtnClicked(self, btn):
 210
 211                 if not self.debugger.isActive():
 212                         return
 213
 214                 self.updateValues(None, None)
 215
 216
 217         def updateValues(self, status, param):
 218
 219                 bpnts = self.debugger.getBreakpoints()
 220
 221                 #Remove them all
 222                 iter = self.model.get_iter_first()
 223                 while iter != None:
 224                         newiter = self.model.iter_next(iter)
 225                         self.model.remove(iter)
 226                         iter = newiter
 227
 228                 for bp in bpnts:
 229                         [no, file, lineno, cond] = bp
 230                         self.addBreakpointToList(no, file, lineno, cond)
 231
 232
 233