import Wbase import Wkeys import Scrap import string import Evt import Events import Qd import Win class List(Wbase.SelectableWidget): """Standard list widget.""" LDEF_ID = 0 def __init__(self, possize, items = None, callback = None, flags = 0, cols = 1): if items is None: items = [] self.items = items Wbase.SelectableWidget.__init__(self, possize) self._selected = 0 self._enabled = 1 self._list = None self._cols = cols self._callback = callback self._flags = flags self.lasttyping = "" self.lasttime = Evt.TickCount() self.timelimit = 30 self.setitems(items) self.drawingmode = 0 def open(self): self.setdrawingmode(0) self.createlist() self.setdrawingmode(1) def createlist(self): import List self._calcbounds() self.SetPort() rect = self._bounds rect = rect[0]+1, rect[1]+1, rect[2]-16, rect[3]-1 self._list = List.LNew(rect, (0, 0, self._cols, 0), (0, 0), self.LDEF_ID, self._parentwindow.wid, 0, 1, 0, 1) if self.drawingmode: self._list.LSetDrawingMode(0) self._list.selFlags = self._flags self.setitems(self.items) if hasattr(self, "_sel"): self.setselection(self._sel) del self._sel def adjust(self, oldbounds): self.SetPort() if self._selected: Win.InvalRect(Qd.InsetRect(oldbounds, -3, -3)) Win.InvalRect(Qd.InsetRect(self._bounds, -3, -3)) else: Win.InvalRect(oldbounds) Win.InvalRect(self._bounds) if oldbounds[:2] == self._bounds[:2]: # set visRgn to empty, to prevent nasty drawing side effect of LSize() Qd.RectRgn(self._parentwindow.wid.GetWindowPort().visRgn, (0, 0, 0, 0)) # list still has the same upper/left coordinates, use LSize l, t, r, b = self._bounds width = r - l - 17 height = b - t - 2 self._list.LSize(width, height) # now *why* doesn't the list manager recalc the cellrect??? l, t, r, b = self._list.LRect((0,0)) cellheight = b - t self._list.LCellSize((width, cellheight)) # reset visRgn self._parentwindow.wid.CalcVis() else: # oh well, since the list manager doesn't have a LMove call, # we have to make the list all over again... sel = self.getselection() topcell = self.gettopcell() self._list = None self.setdrawingmode(0) self.createlist() self.setselection(sel) self.settopcell(topcell) self.setdrawingmode(1) def close(self): self._list = None self._callback = None self.items[:] = [] Wbase.SelectableWidget.close(self) def set(self, items): self.setitems(items) def setitems(self, items): self.items = items the_list = self._list if not self._parent or not self._list: return self.setdrawingmode(0) topcell = self.gettopcell() the_list.LDelRow(0, 1) the_list.LAddRow(len(self.items), 0) self_itemrepr = self.itemrepr set_cell = the_list.LSetCell for i in range(len(items)): set_cell(self_itemrepr(items[i]), (0, i)) self.settopcell(topcell) self.setdrawingmode(1) def click(self, point, modifiers): if not self._enabled: return isdoubleclick = self._list.LClick(point, modifiers) if self._callback: Wbase.CallbackCall(self._callback, 0, isdoubleclick) return 1 def key(self, char, event): (what, message, when, where, modifiers) = event sel = self.getselection() newselection = [] if char == Wkeys.uparrowkey: if len(sel) >= 1 and min(sel) > 0: newselection = [min(sel) - 1] else: newselection = [0] elif char == Wkeys.downarrowkey: if len(sel) >= 1 and max(sel) < (len(self.items) - 1): newselection = [max(sel) + 1] else: newselection = [len(self.items) - 1] else: modifiers = 0 if (self.lasttime + self.timelimit) < Evt.TickCount(): self.lasttyping = "" self.lasttyping = self.lasttyping + string.lower(char) self.lasttime = Evt.TickCount() i = self.findmatch(self.lasttyping) newselection = [i] if modifiers & Events.shiftKey: newselection = newselection + sel self.setselection(newselection) self._list.LAutoScroll() self.click((-1, -1), 0) def findmatch(self, tag): lower = string.lower items = self.items taglen = len(tag) match = '\377' * 100 match_i = -1 for i in range(len(items)): item = lower(str(items[i])) if tag <= item < match: match = item match_i = i if match_i >= 0: return match_i else: return len(items) - 1 def domenu_copy(self, *args): sel = self.getselection() selitems = [] for i in sel: selitems.append(str(self.items[i])) text = string.join(selitems, '\r') if text: Scrap.ZeroScrap() Scrap.PutScrap('TEXT', text) def can_copy(self, *args): return len(self.getselection()) <> 0 def domenu_selectall(self, *args): self.selectall() def selectall(self): self.setselection(range(len(self.items))) self._list.LAutoScroll() self.click((-1, -1), 0) def getselection(self): if not self._parent or not self._list: if hasattr(self, "_sel"): return self._sel return [] items = [] point = (0,0) while 1: ok, point = self._list.LGetSelect(1, point) if not ok: break items.append(point[1]) point = point[0], point[1]+1 return items def setselection(self, selection): if not self._parent or not self._list: self._sel = selection return set_sel = self._list.LSetSelect for i in range(len(self.items)): if i in selection: set_sel(1, (0, i)) else: set_sel(0, (0, i)) self._list.LAutoScroll() def getselectedobjects(self): sel = self.getselection() objects = [] for i in sel: objects.append(self.items[i]) return objects def setselectedobjects(self, objects): sel = [] for o in objects: try: sel.append(self.items.index(o)) except: pass self.setselection(sel) def gettopcell(self): l, t, r, b = self._bounds t = t + 1 cl, ct, cr, cb = self._list.LRect((0, 0)) cellheight = cb - ct return (t - ct) / cellheight def settopcell(self, topcell): top = self.gettopcell() diff = topcell - top self._list.LScroll(0, diff) def draw(self, visRgn = None): if self._visible: if not visRgn: visRgn = self._parentwindow.wid.GetWindowPort().visRgn self._list.LUpdate(visRgn) Qd.FrameRect(self._bounds) if self._selected and self._activated: self.drawselframe(1) def select(self, onoff, isclick = 0): if Wbase.SelectableWidget.select(self, onoff): return self.SetPort() self.drawselframe(onoff) def activate(self, onoff): self._activated = onoff if self._visible: self._list.LActivate(onoff) if self._selected: self.drawselframe(onoff) def get(self): return self.items def itemrepr(self, item): return str(item)[:255] def __getitem__(self, index): return self.items[index] def __setitem__(self, index, item): if self._parent and self._list: self._list.LSetCell(self.itemrepr(item), (0, index)) self.items[index] = item def __delitem__(self, index): if self._parent and self._list: self._list.LDelRow(1, index) del self.items[index] def __getslice__(self, a, b): return self.items[a:b] def __delslice__(self, a, b): if b-a: if self._parent and self._list: self._list.LDelRow(b-a, a) del self.items[a:b] def __setslice__(self, a, b, items): if self._parent and self._list: l = len(items) the_list = self._list self.setdrawingmode(0) if b-a: if b > len(self.items): # fix for new 1.5 "feature" where b is sys.maxint instead of len(self)... # LDelRow doesn't like maxint. b = len(self.items) the_list.LDelRow(b-a, a) the_list.LAddRow(l, a) self_itemrepr = self.itemrepr set_cell = the_list.LSetCell for i in range(len(items)): set_cell(self_itemrepr(items[i]), (0, i + a)) self.items[a:b] = items self.setdrawingmode(1) else: self.items[a:b] = items def __len__(self): return len(self.items) def append(self, item): if self._parent and self._list: index = len(self.items) self._list.LAddRow(1, index) self._list.LSetCell(self.itemrepr(item), (0, index)) self.items.append(item) def remove(self, item): index = self.items.index(item) self.__delitem__(index) def index(self, item): return self.items.index(item) def insert(self, index, item): if index < 0: index = 0 if self._parent and self._list: self._list.LAddRow(1, index) self._list.LSetCell(self.itemrepr(item), (0, index)) self.items.insert(index, item) def setdrawingmode(self, onoff): if onoff: self.drawingmode = self.drawingmode - 1 if self.drawingmode == 0 and self._list is not None: self._list.LSetDrawingMode(1) if self._visible: bounds = l, t, r, b = Qd.InsetRect(self._bounds, 1, 1) cl, ct, cr, cb = self._list.LRect((0, len(self.items)-1)) if cb < b: self.SetPort() Qd.EraseRect((l, cb, cr, b)) self._list.LUpdate(self._parentwindow.wid.GetWindowPort().visRgn) Win.ValidRect(bounds) else: if self.drawingmode == 0 and self._list is not None: self._list.LSetDrawingMode(0) self.drawingmode = self.drawingmode + 1 class TwoLineList(List): LDEF_ID = 468 def createlist(self): import List self._calcbounds() self.SetPort() rect = self._bounds rect = rect[0]+1, rect[1]+1, rect[2]-16, rect[3]-1 self._list = List.LNew(rect, (0, 0, 1, 0), (0, 28), self.LDEF_ID, self._parentwindow.wid, 0, 1, 0, 1) self.set(self.items) class ResultsWindow: """Simple results window. The user cannot make this window go away completely: closing it will just hide it. It will remain in the windows list. The owner of this window should call the done() method to indicate it's done with it. """ def __init__(self, possize=None, title="Results", callback=None): import W if possize is None: possize = (500, 200) self.w = W.Window(possize, title, minsize=(200, 100)) self.w.results = W.TwoLineList((-1, -1, 1, -14), callback=None) self.w.bind("", self.hide) self.w.open() self._done = 0 def done(self): self._done = 1 if not self.w.isvisible(): self.w.close() def hide(self): if not self._done: self.w.show(0) return -1 def append(self, msg): if not self.w.isvisible(): self.w.show(1) self.w.select() msg = string.replace(msg, '\n', '\r') self.w.results.append(msg) self.w.results.setselection([len(self.w.results)-1]) def __getattr__(self, attr): return getattr(self.w.results, attr) class MultiList(List): """XXX Experimantal!!!""" def setitems(self, items): self.items = items if not self._parent or not self._list: return self._list.LDelRow(0, 1) self.setdrawingmode(0) self._list.LAddRow(len(self.items), 0) self_itemrepr = self.itemrepr set_cell = self._list.LSetCell for i in range(len(items)): row = items[i] for j in range(len(row)): item = row[j] set_cell(self_itemrepr(item), (j, i)) self.setdrawingmode(1) def getselection(self): if not self._parent or not self._list: if hasattr(self, "_sel"): return self._sel return [] items = [] point = (0,0) while 1: ok, point = self._list.LGetSelect(1, point) if not ok: break items.append(point[1]) point = point[0], point[1]+1 return items def setselection(self, selection): if not self._parent or not self._list: self._sel = selection return set_sel = self._list.LSetSelect for i in range(len(self.items)): if i in selection: set_sel(1, (0, i)) else: set_sel(0, (0, i)) #self._list.LAutoScroll()