diff options
Diffstat (limited to 'Demo/cwilib/form.py')
| -rwxr-xr-x | Demo/cwilib/form.py | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/Demo/cwilib/form.py b/Demo/cwilib/form.py new file mode 100755 index 0000000..8dd6ef9 --- /dev/null +++ b/Demo/cwilib/form.py @@ -0,0 +1,170 @@ +# Fill-out form window + +import stdwin +from stdwinevents import * + + +class Form: + + def __init__(self, title): + self.title = title + self.window = None + self.fields = {} + self.fieldnames = [] + self.formwidth = self.formheight = 0 + self.focusname = None + self.tefocus = None + + def define_field(self, name, label, lines, chars): + self.fieldnames.append(name) + lh = stdwin.lineheight() + cw = stdwin.textwidth('m') + left = 20*cw + top = self.formheight + 4 + right = left + chars*cw + bottom = top + lines*lh + te = None + self.fields[name] = (label, left, top, right, bottom, te) + self.formheight = bottom + 2 + self.formwidth = max(self.formwidth, right + 4) + + def open(self): + if self.window: return + self.formwidth = max(100, self.formwidth) + self.formheight = max(50, self.formheight) + stdwin.setdefwinsize(self.formwidth, self.formheight) + stdwin.setdefscrollbars(0, 0) + self.window = stdwin.open(self.title) + self.window.setdocsize(self.formwidth, self.formheight) + for name in self.fieldnames: + label, left, top, right, bottom, te = \ + self.fields[name] + rect = (left, top), (right, bottom) + te = self.window.textcreate(rect) + te.setactive(0) + te.setview(rect) + self.fields[name] = \ + label, left, top, right, bottom, te + if self.fieldnames: + self.setfocus(self.fieldnames[0]) + + def setfocus(self, name): + if name <> self.focusname and self.tefocus: + self.tefocus.setactive(0) + self.focusname = name + if self.focusname: + self.tefocus = self.fields[self.focusname][-1] + self.tefocus.setactive(1) + else: + self.tefocus = None + + def dispatch(self, type, detail): + event = type, self.window, detail + if type == WE_NULL: + pass + elif type == WE_DRAW: + self.draw(detail) + elif type == WE_MOUSE_DOWN: + x, y = detail[0] + for name in self.fieldnames: + label, left, top, right, bottom, te = \ + self.fields[name] + if left <= x < right and \ + top <= y < bottom: + self.setfocus(name) + break + else: + stdwin.fleep() + return + if self.tefocus: + (left, top), (right, bottom) = \ + self.tefocus.getrect() + if x < left: x = left + if x >= right: x = right-1 + if y < top: y = top + if y >= bottom: + y = bottom-1 + x = right-1 + event = type, self.window, ((x,y),)+detail[1:] + if not self.tefocus.event(event): + stdwin.fleep() + elif type in (WE_MOUSE_MOVE, WE_MOUSE_UP, WE_CHAR): + if not self.tefocus or not self.tefocus.event(event): + stdwin.fleep() + elif type == WE_MOUSE_UP: + button = detail[2] + if button == 2: + self.paste_selection() + else: + self.make_selection() + elif type == WE_COMMAND: + if detail in (WC_BACKSPACE, WC_UP, WC_DOWN, + WC_LEFT, WC_RIGHT): + if not self.tefocus or \ + not self.tefocus.event(event): + stdwin.fleep() + elif detail == WC_RETURN: + print '*** Submit query' + elif detail == WC_TAB: + if not self.fields: + stdwin.fleep() + return + if not self.focusname: + i = 0 + else: + i = self.fieldnames.index( + self.focusname) + i = (i+1) % len(self.fieldnames) + self.setfocus(self.fieldnames[i]) + self.tefocus.setfocus(0, 0x7fff) + self.make_selection() + elif type in (WE_ACTIVATE, WE_DEACTIVATE): + pass + elif type == WE_LOST_SEL: + if self.tefocus: + a, b = self.tefocus.getfocus() + self.tefocus.setfocus(a, a) + else: + print 'Form.dispatch(%d, %s)' % (type, `detail`) + + def draw(self, detail): + d = self.window.begindrawing() + d.cliprect(detail) + d.erase(detail) + self.drawform(d, detail) + d.noclip() + d.close() + # Stupid textedit objects can't draw with open draw object... + self.drawtextedit(detail) + + def drawform(self, d, detail): + for name in self.fieldnames: + label, left, top, right, bottom, te = self.fields[name] + d.text((0, top), label) + d.box((left-3, top-2), (right+4, bottom+2)) + + def drawtextedit(self, detail): + for name in self.fieldnames: + label, left, top, right, bottom, te = self.fields[name] + te.draw(detail) + + def make_selection(self): + s = self.tefocus.getfocustext() + if not s: + return + stdwin.rotatecutbuffers(1) + stdwin.setcutbuffer(0, s) + if not self.window.setselection(WS_PRIMARY, s): + stdwin.fleep() + + def paste_selection(self): + if not self.tefocus: + stdwin.fleep() + return + s = stdwin.getselection(WS_PRIMARY) + if not s: + s = stdwin.getcutbuffer(0) + if not s: + stdwin.fleep() + return + self.tefocus.replace(s) |