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venv/Lib/site-packages/pythonwin/pywin/Demos/app/customprint.py

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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.
+
+from pywin.mfc import docview, dialog, afxres
+from pywin.framework import app
+
+import win32con
+import win32ui
+import win32api
+
+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()
+