diff options
Diffstat (limited to 'Mac/Demo/waste/wed.py')
| -rw-r--r-- | Mac/Demo/waste/wed.py | 426 |
1 files changed, 0 insertions, 426 deletions
diff --git a/Mac/Demo/waste/wed.py b/Mac/Demo/waste/wed.py deleted file mode 100644 index 28ee938..0000000 --- a/Mac/Demo/waste/wed.py +++ /dev/null @@ -1,426 +0,0 @@ -# A minimal text editor. -# -# To be done: -# - Functionality: find, etc. - -from Carbon.Menu import DrawMenuBar -from FrameWork import * -from Carbon import Win -from Carbon import Qd -from Carbon import Res -import waste -import WASTEconst -from Carbon import Scrap -import os -import EasyDialogs - -UNDOLABELS = [ # Indexed by WEGetUndoInfo() value - None, "", "typing", "Cut", "Paste", "Clear", "Drag", "Style"] - -BIGREGION=Qd.NewRgn() -Qd.SetRectRgn(BIGREGION, -16000, -16000, 16000, 16000) - -class WasteWindow(ScrolledWindow): - def open(self, path, name, data): - self.path = path - self.name = name - r = windowbounds(400, 400) - w = Win.NewWindow(r, name, 1, 0, -1, 1, 0) - self.wid = w - vr = 0, 0, r[2]-r[0]-15, r[3]-r[1]-15 - dr = (0, 0, 10240, 0) - Qd.SetPort(w) - Qd.TextFont(4) - Qd.TextSize(9) - flags = WASTEconst.weDoAutoScroll | WASTEconst.weDoOutlineHilite | \ - WASTEconst.weDoMonoStyled | WASTEconst.weDoUndo - self.ted = waste.WENew(dr, vr, flags) - self.tedtexthandle = Res.Resource(data) - self.ted.WEUseText(self.tedtexthandle) - self.ted.WECalText() - w.DrawGrowIcon() - self.scrollbars() - self.changed = 0 - self.do_postopen() - self.do_activate(1, None) - - def do_idle(self, event): - (what, message, when, where, modifiers) = event - Qd.SetPort(self.wid) - self.ted.WEIdle() - if self.ted.WEAdjustCursor(where, BIGREGION): - return - Qd.SetCursor(Qd.GetQDGlobalsArrow()) - - def getscrollbarvalues(self): - dr = self.ted.WEGetDestRect() - vr = self.ted.WEGetViewRect() - vx = self.scalebarvalue(dr[0], dr[2], vr[0], vr[2]) - vy = self.scalebarvalue(dr[1], dr[3], vr[1], vr[3]) -## print dr, vr, vx, vy - return vx, vy - - def scrollbar_callback(self, which, what, value): - if which == 'y': - if what == 'set': - height = self.ted.WEGetHeight(0, 0x3fffffff) - cur = self.getscrollbarvalues()[1] - delta = (cur-value)*height/32767 - if what == '-': - topline_off,dummy = self.ted.WEGetOffset((1,1)) - topline_num = self.ted.WEOffsetToLine(topline_off) - delta = self.ted.WEGetHeight(topline_num, topline_num+1) - elif what == '--': - delta = (self.ted.WEGetViewRect()[3]-10) - if delta <= 0: - delta = 10 # Random value - elif what == '+': - # XXXX Wrong: should be bottom line size - topline_off,dummy = self.ted.WEGetOffset((1,1)) - topline_num = self.ted.WEOffsetToLine(topline_off) - delta = -self.ted.WEGetHeight(topline_num, topline_num+1) - elif what == '++': - delta = -(self.ted.WEGetViewRect()[3]-10) - if delta >= 0: - delta = -10 - self.ted.WEScroll(0, delta) -## print 'SCROLL Y', delta - else: - if what == 'set': - return # XXXX - vr = self.ted.WEGetViewRect() - winwidth = vr[2]-vr[0] - if what == '-': - delta = winwidth/10 - elif what == '--': - delta = winwidth/2 - elif what == '+': - delta = -winwidth/10 - elif what == '++': - delta = -winwidth/2 - self.ted.WEScroll(delta, 0) - # Pin the scroll - l, t, r, b = self.ted.WEGetDestRect() - vl, vt, vr, vb = self.ted.WEGetViewRect() - if t > 0 or l > 0: - dx = dy = 0 - if t > 0: dy = -t - if l > 0: dx = -l -## print 'Extra scroll', dx, dy - self.ted.WEScroll(dx, dy) - elif b < vb: -## print 'Extra downscroll', b-vb - self.ted.WEScroll(0, b-vb) - - - def do_activate(self, onoff, evt): -## print "ACTIVATE", onoff - Qd.SetPort(self.wid) - ScrolledWindow.do_activate(self, onoff, evt) - if onoff: - self.ted.WEActivate() - self.parent.active = self - self.parent.updatemenubar() - else: - self.ted.WEDeactivate() - - def do_update(self, wid, event): - region = wid.GetWindowPort().visRgn - if Qd.EmptyRgn(region): - return - Qd.EraseRgn(region) - self.ted.WEUpdate(region) - self.updatescrollbars() - - def do_postresize(self, width, height, window): - l, t, r, b = self.ted.WEGetViewRect() - vr = (l, t, l+width-15, t+height-15) - self.ted.WESetViewRect(vr) - self.wid.InvalWindowRect(vr) - ScrolledWindow.do_postresize(self, width, height, window) - - def do_contentclick(self, local, modifiers, evt): - (what, message, when, where, modifiers) = evt - self.ted.WEClick(local, modifiers, when) - self.updatescrollbars() - self.parent.updatemenubar() - - def do_char(self, ch, event): - self.ted.WESelView() - (what, message, when, where, modifiers) = event - self.ted.WEKey(ord(ch), modifiers) - self.changed = 1 - self.updatescrollbars() - self.parent.updatemenubar() - - def close(self): - if self.changed: - save = EasyDialogs.AskYesNoCancel('Save window "%s" before closing?'%self.name, 1) - if save > 0: - self.menu_save() - elif save < 0: - return - if self.parent.active == self: - self.parent.active = None - self.parent.updatemenubar() - del self.ted - del self.tedtexthandle - self.do_postclose() - - def menu_save(self): - if not self.path: - self.menu_save_as() - return # Will call us recursively -## print 'Saving to ', self.path - dhandle = self.ted.WEGetText() - data = dhandle.data - fp = open(self.path, 'wb') # NOTE: wb, because data has CR for end-of-line - fp.write(data) - if data[-1] <> '\r': fp.write('\r') - fp.close() - self.changed = 0 - - def menu_save_as(self): - path = EasyDialogs.AskFileForSave(message='Save as:') - if not path: return - self.path = path - self.name = os.path.split(self.path)[-1] - self.wid.SetWTitle(self.name) - self.menu_save() - - def menu_cut(self): - self.ted.WESelView() - if hasattr(Scrap, 'ZeroScrap'): - Scrap.ZeroScrap() - else: - Scrap.ClearCurrentScrap() - self.ted.WECut() - self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_copy(self): - if hasattr(Scrap, 'ZeroScrap'): - Scrap.ZeroScrap() - else: - Scrap.ClearCurrentScrap() - self.ted.WECopy() - self.updatescrollbars() - self.parent.updatemenubar() - - def menu_paste(self): - self.ted.WESelView() - self.ted.WEPaste() - self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_clear(self): - self.ted.WESelView() - self.ted.WEDelete() - self.updatescrollbars() - self.parent.updatemenubar() - self.changed = 1 - - def menu_undo(self): - self.ted.WEUndo() - self.updatescrollbars() - self.parent.updatemenubar() - - def have_selection(self): - start, stop = self.ted.WEGetSelection() - return start < stop - - def can_paste(self): - return self.ted.WECanPaste() - - def can_undo(self): - which, redo = self.ted.WEGetUndoInfo() - which = UNDOLABELS[which] - if which == None: return None - if redo: - return "Redo "+which - else: - return "Undo "+which - -class Wed(Application): - def __init__(self): - Application.__init__(self) - self.num = 0 - self.active = None - self.updatemenubar() - - def makeusermenus(self): - self.filemenu = m = Menu(self.menubar, "File") - self.newitem = MenuItem(m, "New window", "N", self.open) - self.openitem = MenuItem(m, "Open...", "O", self.openfile) - self.closeitem = MenuItem(m, "Close", "W", self.closewin) - m.addseparator() - self.saveitem = MenuItem(m, "Save", "S", self.save) - self.saveasitem = MenuItem(m, "Save as...", "", self.saveas) - m.addseparator() - self.quititem = MenuItem(m, "Quit", "Q", self.quit) - - self.editmenu = m = Menu(self.menubar, "Edit") - self.undoitem = MenuItem(m, "Undo", "Z", self.undo) - self.cutitem = MenuItem(m, "Cut", "X", self.cut) - self.copyitem = MenuItem(m, "Copy", "C", self.copy) - self.pasteitem = MenuItem(m, "Paste", "V", self.paste) - self.clearitem = MenuItem(m, "Clear", "", self.clear) - - # Groups of items enabled together: - self.windowgroup = [self.closeitem, self.saveitem, self.saveasitem, self.editmenu] - self.focusgroup = [self.cutitem, self.copyitem, self.clearitem] - self.windowgroup_on = -1 - self.focusgroup_on = -1 - self.pastegroup_on = -1 - self.undo_label = "never" - - def updatemenubar(self): - changed = 0 - on = (self.active <> None) - if on <> self.windowgroup_on: - for m in self.windowgroup: - m.enable(on) - self.windowgroup_on = on - changed = 1 - if on: - # only if we have an edit menu - on = self.active.have_selection() - if on <> self.focusgroup_on: - for m in self.focusgroup: - m.enable(on) - self.focusgroup_on = on - changed = 1 - on = self.active.can_paste() - if on <> self.pastegroup_on: - self.pasteitem.enable(on) - self.pastegroup_on = on - changed = 1 - on = self.active.can_undo() - if on <> self.undo_label: - if on: - self.undoitem.enable(1) - self.undoitem.settext(on) - self.undo_label = on - else: - self.undoitem.settext("Nothing to undo") - self.undoitem.enable(0) - changed = 1 - if changed: - DrawMenuBar() - - # - # Apple menu - # - - def do_about(self, id, item, window, event): - EasyDialogs.Message("A simple single-font text editor based on WASTE") - - # - # File menu - # - - def open(self, *args): - self._open(0) - - def openfile(self, *args): - self._open(1) - - def _open(self, askfile): - if askfile: - path = EasyDialogs.AskFileForOpen(typeList=('TEXT',)) - if not path: - return - name = os.path.split(path)[-1] - try: - fp = open(path, 'rb') # NOTE binary, we need cr as end-of-line - data = fp.read() - fp.close() - except IOError, arg: - EasyDialogs.Message("IOERROR: %r" % (arg,)) - return - else: - path = None - name = "Untitled %d"%self.num - data = '' - w = WasteWindow(self) - w.open(path, name, data) - self.num = self.num + 1 - - def closewin(self, *args): - if self.active: - self.active.close() - else: - EasyDialogs.Message("No active window?") - - def save(self, *args): - if self.active: - self.active.menu_save() - else: - EasyDialogs.Message("No active window?") - - def saveas(self, *args): - if self.active: - self.active.menu_save_as() - else: - EasyDialogs.Message("No active window?") - - - def quit(self, *args): - for w in self._windows.values(): - w.close() - if self._windows: - return - self._quit() - - # - # Edit menu - # - - def undo(self, *args): - if self.active: - self.active.menu_undo() - else: - EasyDialogs.Message("No active window?") - - def cut(self, *args): - if self.active: - self.active.menu_cut() - else: - EasyDialogs.Message("No active window?") - - def copy(self, *args): - if self.active: - self.active.menu_copy() - else: - EasyDialogs.Message("No active window?") - - def paste(self, *args): - if self.active: - self.active.menu_paste() - else: - EasyDialogs.Message("No active window?") - - def clear(self, *args): - if self.active: - self.active.menu_clear() - else: - EasyDialogs.Message("No active window?") - - # - # Other stuff - # - - def idle(self, event): - if self.active: - self.active.do_idle(event) - else: - Qd.SetCursor(Qd.GetQDGlobalsArrow()) - -def main(): - App = Wed() - App.mainloop() - -if __name__ == '__main__': - main() |