| import Wbase |
| import Wkeys |
| import string |
| from Carbon import Evt, Events, Fm, Lists, Qd, Scrap, Win |
| from Carbon.List import LNew, CreateCustomList |
| from Carbon.Lists import kListDefUserProcType, lInitMsg, lDrawMsg, lHiliteMsg, lCloseMsg |
| from Carbon.QuickDraw import hilitetransfermode |
| from Carbon import App |
| from Carbon.Appearance import kThemeStateActive, kThemeStateInactive, kThemeStatePressed |
| |
| |
| class List(Wbase.SelectableWidget): |
| |
| """Standard list widget.""" |
| |
| LDEF_ID = 0 |
| |
| def __init__(self, possize, items = None, callback = None, flags = 0, cols = 1, typingcasesens=0): |
| 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.typingcasesens = typingcasesens |
| 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): |
| self._calcbounds() |
| self.SetPort() |
| rect = self._bounds |
| rect = rect[0]+1, rect[1]+1, rect[2]-16, rect[3]-1 |
| self._viewbounds = rect |
| self._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() |
| # Appearance frames are drawn outside the specified bounds, |
| # so we always need to outset the invalidated area. |
| self.GetWindow().InvalWindowRect(Qd.InsetRect(oldbounds, -3, -3)) |
| self.GetWindow().InvalWindowRect(Qd.InsetRect(self._bounds, -3, -3)) |
| |
| 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 |
| vl, vt, vr, vb = self._viewbounds |
| self._viewbounds = vl, vt, vl + width, vt + height |
| 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 = "" |
| if self.typingcasesens: |
| self.lasttyping = self.lasttyping + char |
| else: |
| self.lasttyping = self.lasttyping + string.lower(char) |
| self.lasttime = Evt.TickCount() |
| i = self.findmatch(self.lasttyping) |
| newselection = [i] |
| if modifiers & Events.shiftKey and not self._list.selFlags & Lists.lOnlyOne: |
| newselection = newselection + sel |
| self.setselection(newselection) |
| self._list.LAutoScroll() |
| self.click((-1, -1), 0) |
| |
| def findmatch(self, tag): |
| lower = string.lower |
| items = self.items |
| typingcasesens = self.typingcasesens |
| taglen = len(tag) |
| match = '\377' * 100 |
| match_i = -1 |
| for i in range(len(items)): |
| item = str(items[i]) |
| if not typingcasesens: |
| item = lower(item) |
| 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: |
| if hasattr(Scrap, 'PutScrap'): |
| Scrap.ZeroScrap() |
| Scrap.PutScrap('TEXT', text) |
| else: |
| Scrap.ClearCurrentScrap() |
| sc = Scrap.GetCurrentScrap() |
| sc.PutScrapFlavor('TEXT', 0, text) |
| |
| def can_copy(self, *args): |
| return len(self.getselection()) <> 0 |
| |
| def domenu_selectall(self, *args): |
| self.selectall() |
| |
| def can_selectall(self, *args): |
| return not self._list.selFlags & Lists.lOnlyOne |
| |
| def selectall(self): |
| if not self._list.selFlags & Lists.lOnlyOne: |
| 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) |
| state = [kThemeStateActive, kThemeStateInactive][not self._activated] |
| App.DrawThemeListBoxFrame(Qd.InsetRect(self._bounds, 1, 1), state) |
| 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) |
| #state = [kThemeStateActive, kThemeStateInactive][not onoff] |
| #App.DrawThemeListBoxFrame(Qd.InsetRect(self._bounds, 1, 1), state) |
| 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) |
| self.GetWindow().ValidWindowRect(bounds) |
| else: |
| if self.drawingmode == 0 and self._list is not None: |
| self._list.LSetDrawingMode(0) |
| self.drawingmode = self.drawingmode + 1 |
| |
| |
| class CustomList(List): |
| |
| """Base class for writing custom list definitions.""" |
| |
| _cellHeight = 0 |
| |
| def createlist(self): |
| self._calcbounds() |
| self.SetPort() |
| rect = self._bounds |
| rect = rect[0]+1, rect[1]+1, rect[2]-16, rect[3]-1 |
| self._viewbounds = rect |
| self._list = CreateCustomList( |
| rect, |
| (0, 0, 1, 0), |
| (0, self._cellHeight), |
| (kListDefUserProcType, self.listDefinitionFunc), |
| 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 listDefinitionFunc(self, message, selected, cellRect, theCell, |
| dataOffset, dataLen, theList): |
| """The LDEF message dispatcher routine, no need to override.""" |
| if message == lInitMsg: |
| self.listDefInit(theList) |
| elif message == lDrawMsg: |
| self.listDefDraw(selected, cellRect, theCell, |
| dataOffset, dataLen, theList) |
| elif message == lHiliteMsg: |
| self.listDefHighlight(selected, cellRect, theCell, |
| dataOffset, dataLen, theList) |
| elif message == lCloseMsg: |
| self.listDefClose(theList) |
| |
| def listDefInit(self, theList): |
| pass |
| def listDefClose(self, theList): |
| pass |
| def listDefDraw(self, selected, cellRect, theCell, |
| dataOffset, dataLen, theList): |
| pass |
| def listDefHighlight(self, selected, cellRect, theCell, |
| dataOffset, dataLen, theList): |
| pass |
| |
| |
| class TwoLineList(CustomList): |
| |
| _cellHeight = 28 |
| |
| def listDefDraw(self, selected, cellRect, theCell, |
| dataOffset, dataLen, theList): |
| savedPort = Qd.GetPort() |
| Qd.SetPort(theList.GetListPort()) |
| savedClip = Qd.NewRgn() |
| Qd.GetClip(savedClip) |
| Qd.ClipRect(cellRect) |
| savedPenState = Qd.GetPenState() |
| Qd.PenNormal() |
| Qd.EraseRect(cellRect) |
| |
| #draw the cell if it contains data |
| ascent, descent, leading, size, hm = Fm.FontMetrics() |
| linefeed = ascent + descent + leading |
| |
| if dataLen: |
| left, top, right, bottom = cellRect |
| data = theList.LGetCell(dataLen, theCell) |
| lines = data.split("\r") |
| line1 = lines[0] |
| if len(lines) > 1: |
| line2 = lines[1] |
| else: |
| line2 = "" |
| Qd.MoveTo(left + 4, top + ascent) |
| Qd.DrawText(line1, 0, len(line1)) |
| if line2: |
| Qd.MoveTo(left + 4, top + ascent + linefeed) |
| Qd.DrawText(line2, 0, len(line2)) |
| Qd.PenPat("\x11\x11\x11\x11\x11\x11\x11\x11") |
| bottom = top + theList.cellSize[1] |
| Qd.MoveTo(left, bottom - 1) |
| Qd.LineTo(right, bottom - 1) |
| if selected: |
| self.listDefHighlight(selected, cellRect, theCell, |
| dataOffset, dataLen, theList) |
| #restore graphics environment |
| Qd.SetPort(savedPort) |
| Qd.SetClip(savedClip) |
| Qd.DisposeRgn(savedClip) |
| Qd.SetPenState(savedPenState) |
| |
| def listDefHighlight(self, selected, cellRect, theCell, |
| dataOffset, dataLen, theList): |
| savedPort = Qd.GetPort() |
| Qd.SetPort(theList.GetListPort()) |
| savedClip = Qd.NewRgn() |
| Qd.GetClip(savedClip) |
| Qd.ClipRect(cellRect) |
| savedPenState = Qd.GetPenState() |
| Qd.PenNormal() |
| Qd.PenMode(hilitetransfermode) |
| Qd.PaintRect(cellRect) |
| |
| #restore graphics environment |
| Qd.SetPort(savedPort) |
| Qd.SetClip(savedClip) |
| Qd.DisposeRgn(savedClip) |
| Qd.SetPenState(savedPenState) |
| |
| |
| 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("<close>", 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() |
| |