def _register_class(self):
if _verbose: log('Application._register_class:start',str(self))
class WNDCLASS(structob.struct_object):
oracle = structob.Oracle (
'window class information',
'Nllllllllll',
('style',
'lpfnWndProc',
'cls_extra',
'wnd_extra',
'hInst',
'hIcon',
'hCursor',
'hbrBackground',
'menu_name',
'lpzClassName',
)
)
self._class_name = windll.cstring("dw.manygui.PythonWindow")
self.__wndproc = gencb.generated_callback('llll',self._wndproc)
# register a window class for our windows.
wc = WNDCLASS()
wc.hbrBackground = COLOR_BTNFACE + 1
wc.hCursor = user32.LoadCursor(0, IDC_ARROW)
wc.hIcon = user32.LoadIcon(0, IDI_APPLICATION)
wc.lpzClassName = self._class_name.address()
wc.lpfnWndProc = self.__wndproc.address
wc.hInst = kernel32.GetModuleHandle(0)
self._wc = wc
user32.UnregisterClass(wc.lpzClassName,0)
self.__class__._wndclass = user32.RegisterClass(wc)
assert self.__class__._wndclass, "RegisterClass --> %d=%s ie\n%s" % (GetLastError(), hex(GetLastError()), _lastErrorMessage())
if _verbose: log('Application._register_class:end',str(self))
def widgetSetUp(self):
if _verbose: log('widgetSetup',str(self))
self.proxy.container.wrapper.widget_map[self.widget] = self
user32.SendMessage(self.widget,
WM_SETFONT,
self._hfont,
0)
self.setVisible(1)
def _fn2handle(self,fn):
if self.kind=='bitmap':
try:
self._handle = LoadImage(0,c_buffer(fn),
IMAGE_BITMAP,0,0,LR_DEFAULTSIZE|LR_LOADFROMFILE)
except:
log(WinError())
raise
def callback(i=i,*args,**kws): # Store the index
for j in range(num):
if j!=i:
fms[j].visible = 0
log('Frame %s hidden' % j)
else:
fms[j].visible = 1
log('Frame %s shown' % j)
def say_hello(source, event):
log("Hello, world!")
global newbtn
if newbtn is None:
newbtn = Button(opt, y = g_y)
newbtn.text = TextModel('new')
win.add(newbtn)
else:
newbtn.text.append('x')
def getGeometry(self):
if not self.widget: return 0,0,0,0
r = t_rect()
user32.GetWindowRect(self.widget,r)
l,t,r,b = r.rect
w = r-l-self._extraWidth
h = b-t-self._extraHeight
if _verbose: log(str(self),'getGeometry WindowWrapper:', l,t,w,h)
return l,t,w,h
def _fn2handle(self,fn):
if self.kind=='bitmap':
try:
self._handle = user32.LoadImage(0,windll.cstring(fn),
IMAGE_BITMAP,0,0,LR_DEFAULTSIZE|LR_LOADFROMFILE)
except:
logTraceback(None)
from manygui.backends.dwgui import _lastErrorMessage
log(_lastErrorMessage())
def say_hello(event):
log("Hello, world!")
global newbtn
if newbtn is None:
newbtn = Button(opt, y = g_y)
newbtn.installTextModel(TextModel('new'))
link(newbtn.text, model_event)
win.add(newbtn)
else:
newbtn.text.append('x')
def draw(self,*arg,**kw):
if _verbose: log('Image.draw',self.widget,self._image)
if not self.widget or not self._image: return
dc = user32.GetDC(self.widget)
memdc = gdi32.CreateCompatibleDC(dc)
if _verbose: log('Image.draw dc, memdc',dc,memdc)
old = gdi32.SelectObject(memdc,self._image.handle())
gdi32.BitBlt(dc,0,0,self.proxy.width,self.proxy.height,memdc,0,0,0x00CC0020)
gdi32.SelectObject(memdc,old)
gdi32.DeleteDC(memdc)
def __init__(self,**kwds):
global _app
if not _app:
if _verbose: log('Application.__init__:start',str(self))
AbstractApplication.__init__(self,**kwds)
if not self._wndclass: self._register_class()
WindowWrapper._wndclass = self._wndclass
FrameWrapper._wndclass = self._wndclass
_app = self
if _verbose: log('Application.__init__:end',self)
def setGeometry(self,x,y,width,height):
if not self.widget: return
if _verbose: log('WindowWrapper: setGeometry',str(self),self.widget,x,y,width,height,self._extraWidth,self._extraHeight)
# take account for title bar and borders
user32.SetWindowPos(self.widget,
0,
x, y,
width + self._extraWidth,
height + self._extraHeight,
SWP_NOACTIVATE | SWP_NOZORDER)
user32.UpdateWindow(self.widget)
def say_hello(source, event):
log("Hello, world!")
global newbtn
if newbtn is None:
newbtn = CheckBox(opt, y = g_y)
newbtn.on = BooleanModel()
link(newbtn, printit1)
link(newbtn.on, printit2)
win.add(newbtn)
else:
newbtn.on = not newbtn.on
def handle(self):
if not self._handle:
if self.inline:
import zlib, base64, tempfile, os
fn = tempfile.mktemp(self.suffix)
if _verbose: log('resource:','fn',fn,'kind',self.kind)
open(fn,'wb').write(zlib.decompress(base64.decodestring(self.text)))
try:
self._fn2handle(fn)
finally:
os.remove(fn)
else:
self._fn2handle(self.text)
if _verbose: log('resource:','-->',self._handle)
return self._handle
def _WM_SIZE(self, hwnd, msg, wParam, lParam):
w, h = lParam & 0xFFFF, lParam >> 16
if _verbose: log('WindowWrapper: _WM_SIZE _width,_height,w,h=',self._width,self._height,w,h,)
if self._width==0 and self._height==0:
# This will be the case when the widget is first
# created. We need to ensure the contents get
# reasonable geometries before we start sliding
# them around, so ignore the initial resize.
dw=0
dh=0
else:
dw = w - self._width
dh = h - self._height
if _verbose: log('dw,dh=',dw,dh)
self._width = w
self._height = h
if (dw,dh)!=(0,0): self.proxy.resized(dw,dh)
return 0
def getGeometry(self):
if not self.widget: return 0,0,0,0
r = t_rect()
user32.GetWindowRect(self.widget,r)
l,t,r,b = r.rect
w = r-l
h = b-t
if _verbose: log(str(self),'getGeometry',l,t,w,h)
try:
p = t_point()
p.point = l,t
user32.ScreenToClient(self.proxy.container.wrapper.widget,p)
l,t = p.point
if _verbose: log(' -->', l,t,w,h)
except AttributeError:
pass
except:
logTraceback(None)
return l,t,w,h
def _wndproc(self, hwnd, msg, wParam, lParam):
if _verbose: log("%s._wndproc called with %s,%s,%s,%s"%(self.__class__.__name__,hex(hwnd),hex(msg),hex(wParam),hex(lParam)))
try:
window = self.widget_map[hwnd]
except:
if _verbose: log("\tNO WINDOW TO DISPATCH???")
return user32.DefWindowProc(hwnd, msg, wParam, lParam)
try:
_dispatch = self._dispatch.get(msg,_dispatch_DEFAULT)
x = _dispatch(window,hwnd,msg,wParam,lParam)
except:
logTraceback(None,'_wndproc.1')
if _verbose: log("\tdispatch %s to %s %s\n" % (_dispatch.__name__[9:],window.__class__.__name__,window),"\t ==>",x)
return x
def internalRun(self):
if _verbose: log('internalRun:Begin',str(self))
class MSG(structob.struct_object):
oracle = structob.Oracle (
'windows message',
'Nlllllll',
('hwnd',
'message',
'wParam',
'lParam',
'time',
'x',
'y')
)
msg = MSG()
while user32.GetMessage(msg, 0, 0, 0):
try:
if _verbose: log('internalRun: loopstart',msg)
user32.TranslateMessage(msg)
user32.DispatchMessage(msg)
if _verbose: log('internalRun: loopend')
except:
if _verbose: logTraceback(None)
if _verbose: log('internalRun: finish')
def _WM_COMMAND(self, hwnd, msg, wParam, lParam):
if _verbose: log("ContainerMixin _WM_COMMAND called for %s"%self)
# lParam: handle of control (or NULL, if not from a control)
# HIWORD(wParam): notification code
# LOWORD(wParam): id of menu item, control, or accelerator
try:
app = application()
child_window = self.widget_map[lParam]
except KeyError:
if _verbose: log("NO SUCH CHILD WINDOW %s"%lParam)
# we receive (when running test_textfield.py)
# EN_CHANGE (0x300) and EN_UPDATE (0x400) notifications
# here even before the call to CreateWindow returns.
return -1
except:
logTraceback(None)
if _verbose: log("Dispatching to child %s"%child_window)
return child_window._WM_COMMAND(hwnd, msg, wParam, lParam)
def report(event):
log("Check box set to", box.on)
def _WM_COMMAND(self, hwnd, msg, wParam, lParam):
if _verbose: log('WindowWrapper: _WM_COMMAND',str(self),hwnd,msg,wParam,lParam)
return ContainerMixin._WM_COMMAND(self, hwnd, msg, wParam, lParam)
def setText(self,text):
if not self.widget: return
if _verbose: log("%s.SetWindowText('%s'(%s)) hwnd=%s(%s) self=%s" % (self.__class__.__name__,text,type(text),self.widget,type(self.widget),self))
user32.SetWindowTextA(self.widget,windll.cstring(_to_native(text)))
def report(event):
log("Radio button clicked")
btn.on = not btn.on
def internalRemove(self):
if not self._windows:
if _verbose: log('PostQuitMessage(0)')
user32.PostQuitMessage(0)
global _app
_app = None
def print_contents(event):
global tf
log('Enter was pressed. Field contents:', tf.text)
def _WM_PAINT(self, hwnd, msg, wParam, lParam):
if not self.widget: return -1
if _verbose: log('Image _WM_PAINT self.__dict__',self.__dict__)
r = ComponentWrapper._WM_PAINT(self, hwnd, msg, wParam, lParam)
self.draw()
return r
def setGeometry(self,x,y,width,height):
if self.widget:
if _verbose: log(str(self),'setGeometry', x,y,width,height)
user32.SetWindowPos(self.widget, 0, x, y, width, height, SWP_NOACTIVATE | SWP_NOZORDER)
user32.UpdateWindow(self.widget)
def printit(event):
log('printit:',newbtn.text)
def widgetSetUp(self):
if _verbose: log('Windowwrapper widgetSetup',str(self),'application()',application(),'isRunning()',application().isRunning(),'widget',getattr(self,'widget',None))
application().widget_map[self.widget] = self
user32.SendMessage(self.widget, WM_SETFONT, self._hfont, 0)
def internalProd(self):
if _verbose: log('internalProd',str(self))
self.proxy.push(blocked=['container'])
def setVisible(self,visible):
if self.widget:
if _verbose: log(str(self),'setVisible', visible, self.widget)
user32.ShowWindow(self.widget, visible and SW_SHOWNORMAL or SW_HIDE)
