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# A demo of an Application object that has some custom print functionality.
# If you desire, you can also run this from inside Pythonwin, in which
# case it will do the demo inside the Pythonwin environment.
# This sample was contributed by Roger Burnham.
import win32api
import win32con
import win32ui
from pywin.framework import app
from pywin.mfc import afxres, dialog, docview
PRINTDLGORD = 1538
IDC_PRINT_MAG_EDIT = 1010
class PrintDemoTemplate(docview.DocTemplate):
def _SetupSharedMenu_(self):
pass
class PrintDemoView(docview.ScrollView):
def OnInitialUpdate(self):
ret = self._obj_.OnInitialUpdate()
self.colors = {
"Black": (0x00 << 0) + (0x00 << 8) + (0x00 << 16),
"Red": (0xFF << 0) + (0x00 << 8) + (0x00 << 16),
"Green": (0x00 << 0) + (0xFF << 8) + (0x00 << 16),
"Blue": (0x00 << 0) + (0x00 << 8) + (0xFF << 16),
"Cyan": (0x00 << 0) + (0xFF << 8) + (0xFF << 16),
"Magenta": (0xFF << 0) + (0x00 << 8) + (0xFF << 16),
"Yellow": (0xFF << 0) + (0xFF << 8) + (0x00 << 16),
}
self.pens = {}
for name, color in self.colors.items():
self.pens[name] = win32ui.CreatePen(win32con.PS_SOLID, 5, color)
self.pen = None
self.size = (128, 128)
self.SetScaleToFitSize(self.size)
self.HookCommand(self.OnFilePrint, afxres.ID_FILE_PRINT)
self.HookCommand(self.OnFilePrintPreview, win32ui.ID_FILE_PRINT_PREVIEW)
return ret
def OnDraw(self, dc):
oldPen = None
x, y = self.size
delta = 2
colors = list(self.colors.keys())
colors.sort()
colors = colors * 2
for color in colors:
if oldPen is None:
oldPen = dc.SelectObject(self.pens[color])
else:
dc.SelectObject(self.pens[color])
dc.MoveTo((delta, delta))
dc.LineTo((x - delta, delta))
dc.LineTo((x - delta, y - delta))
dc.LineTo((delta, y - delta))
dc.LineTo((delta, delta))
delta = delta + 4
if x - delta <= 0 or y - delta <= 0:
break
dc.SelectObject(oldPen)
def OnPrepareDC(self, dc, pInfo):
if dc.IsPrinting():
mag = self.prtDlg["mag"]
dc.SetMapMode(win32con.MM_ANISOTROPIC)
dc.SetWindowOrg((0, 0))
dc.SetWindowExt((1, 1))
dc.SetViewportOrg((0, 0))
dc.SetViewportExt((mag, mag))
def OnPreparePrinting(self, pInfo):
flags = (
win32ui.PD_USEDEVMODECOPIES
| win32ui.PD_PAGENUMS
| win32ui.PD_NOPAGENUMS
| win32ui.PD_NOSELECTION
)
self.prtDlg = ImagePrintDialog(pInfo, PRINTDLGORD, flags)
pInfo.SetPrintDialog(self.prtDlg)
pInfo.SetMinPage(1)
pInfo.SetMaxPage(1)
pInfo.SetFromPage(1)
pInfo.SetToPage(1)
ret = self.DoPreparePrinting(pInfo)
return ret
def OnBeginPrinting(self, dc, pInfo):
return self._obj_.OnBeginPrinting(dc, pInfo)
def OnEndPrinting(self, dc, pInfo):
del self.prtDlg
return self._obj_.OnEndPrinting(dc, pInfo)
def OnFilePrintPreview(self, *arg):
self._obj_.OnFilePrintPreview()
def OnFilePrint(self, *arg):
self._obj_.OnFilePrint()
def OnPrint(self, dc, pInfo):
doc = self.GetDocument()
metrics = dc.GetTextMetrics()
cxChar = metrics["tmAveCharWidth"]
cyChar = metrics["tmHeight"]
left, top, right, bottom = pInfo.GetDraw()
dc.TextOut(0, 2 * cyChar, doc.GetTitle())
top = top + (7 * cyChar) / 2
dc.MoveTo(left, top)
dc.LineTo(right, top)
top = top + cyChar
# this seems to have not effect...
# get what I want with the dc.SetWindowOrg calls
pInfo.SetDraw((left, top, right, bottom))
dc.SetWindowOrg((0, -top))
self.OnDraw(dc)
dc.SetTextAlign(win32con.TA_LEFT | win32con.TA_BOTTOM)
rect = self.GetWindowRect()
rect = self.ScreenToClient(rect)
height = rect[3] - rect[1]
dc.SetWindowOrg((0, -(top + height + cyChar)))
dc.MoveTo(left, 0)
dc.LineTo(right, 0)
x = 0
y = (3 * cyChar) / 2
dc.TextOut(x, y, doc.GetTitle())
y = y + cyChar
class PrintDemoApp(app.CApp):
def __init__(self):
app.CApp.__init__(self)
def InitInstance(self):
template = PrintDemoTemplate(None, None, None, PrintDemoView)
self.AddDocTemplate(template)
self._obj_.InitMDIInstance()
self.LoadMainFrame()
doc = template.OpenDocumentFile(None)
doc.SetTitle("Custom Print Document")
class ImagePrintDialog(dialog.PrintDialog):
sectionPos = "Image Print Demo"
def __init__(self, pInfo, dlgID, flags=win32ui.PD_USEDEVMODECOPIES):
dialog.PrintDialog.__init__(self, pInfo, dlgID, flags=flags)
mag = win32ui.GetProfileVal(self.sectionPos, "Document Magnification", 0)
if mag <= 0:
mag = 2
win32ui.WriteProfileVal(self.sectionPos, "Document Magnification", mag)
self["mag"] = mag
def OnInitDialog(self):
self.magCtl = self.GetDlgItem(IDC_PRINT_MAG_EDIT)
self.magCtl.SetWindowText(repr(self["mag"]))
return dialog.PrintDialog.OnInitDialog(self)
def OnOK(self):
dialog.PrintDialog.OnOK(self)
strMag = self.magCtl.GetWindowText()
try:
self["mag"] = int(strMag)
except:
pass
win32ui.WriteProfileVal(self.sectionPos, "Document Magnification", self["mag"])
if __name__ == "__main__":
# Running under Pythonwin
def test():
template = PrintDemoTemplate(None, None, None, PrintDemoView)
template.OpenDocumentFile(None)
test()
else:
app = PrintDemoApp()