source: sasview/src/sas/sasgui/guiframe/report_dialog.py

ESS_GUI
Last change on this file was 69a6897, checked in by Paul Kienzle <pkienzle@…>, 7 years ago

fix image handling for saved reports

  • Property mode set to 100644
File size: 4.1 KB
Line 
1"""
2    Base class for reports. Child classes will need to implement
3    the onSave() method.
4"""
5import wx
6import logging
7import sys
8import wx.html as html
9
10logger = logging.getLogger(__name__)
11
12ISPDF = False
13if sys.platform == "win32":
14    _STATICBOX_WIDTH = 450
15    PANEL_WIDTH = 500
16    PANEL_HEIGHT = 700
17    FONT_VARIANT = 0
18    ISPDF = True
19# For OSX and everything else
20else:
21    _STATICBOX_WIDTH = 480
22    PANEL_WIDTH = 530
23    PANEL_HEIGHT = 700
24    FONT_VARIANT = 1
25    ISPDF = True
26
27class BaseReportDialog(wx.Dialog):
28
29    def __init__(self, report_list, *args, **kwds):
30        """
31        Initialization. The parameters added to Dialog are:
32
33        :param report_list: list of html_str, text_str, image for report
34        """
35        kwds["style"] = wx.RESIZE_BORDER|wx.DEFAULT_DIALOG_STYLE
36        super(BaseReportDialog, self).__init__(*args, **kwds)
37        kwds["image"] = 'Dynamic Image'
38
39        # title
40        self.SetTitle("Report")
41        # size
42        self.SetSize((720, 650))
43        # font size
44        self.SetWindowVariant(variant=FONT_VARIANT)
45        # check if tit is MAC
46        self.is_pdf = ISPDF
47        # report string
48        self.report_list = report_list
49        # wild card
50        if self.is_pdf:  # pdf writer is available
51            self.wild_card = 'PDF files (*.pdf)|*.pdf|'
52            self.index_offset = 0
53        else:
54            self.wild_card = ''
55            self.index_offset = 1
56        self.wild_card += 'HTML files (*.html)|*.html|'
57        self.wild_card += 'Text files (*.txt)|*.txt'
58
59    def _setup_layout(self):
60        """
61        Set up layout
62        """
63        hbox = wx.BoxSizer(wx.HORIZONTAL)
64
65        # buttons
66        button_close = wx.Button(self, wx.ID_OK, "Close")
67        button_close.SetToolTipString("Close this report window.")
68        hbox.Add(button_close)
69        button_close.SetFocus()
70
71        button_print = wx.Button(self, wx.NewId(), "Print")
72        button_print.SetToolTipString("Print this report.")
73        button_print.Bind(wx.EVT_BUTTON, self.onPrint,
74                          id=button_print.GetId())
75        hbox.Add(button_print)
76
77        button_save = wx.Button(self, wx.NewId(), "Save")
78        button_save.SetToolTipString("Save this report.")
79        button_save.Bind(wx.EVT_BUTTON, self.onSave, id=button_save.GetId())
80        hbox.Add(button_save)
81
82        # panel for report page
83        vbox = wx.BoxSizer(wx.VERTICAL)
84        # html window
85        self.hwindow = html.HtmlWindow(self, style=wx.BORDER)
86        # set the html page with the report string
87        self.hwindow.SetPage(self.report_html)
88
89        # add panels to boxsizers
90        vbox.Add(hbox)
91        vbox.Add(self.hwindow, 1, wx.EXPAND|wx.ALL,0)
92
93        self.SetSizer(vbox)
94        self.Centre()
95        self.Show(True)
96
97    def onPreview(self, event=None):
98        """
99        Preview
100        : event: Preview button event
101        """
102        previewh = html.HtmlEasyPrinting(name="Printing", parentWindow=self)
103        previewh.PreviewText(self.report_html)
104
105    def onPrint(self, event=None):
106        """
107        Print
108        : event: Print button event
109        """
110        printh = html.HtmlEasyPrinting(name="Printing", parentWindow=self)
111        printh.PrintText(self.report_html)
112
113    def OnClose(self, event=None):
114        """
115        Close the Dialog
116        : event: Close button event
117        """
118        self.Close()
119
120    def HTML2PDF(self, data, filename):
121        """
122        Create a PDF file from html source string.
123        Returns True is the file creation was successful.
124        : data: html string
125        : filename: name of file to be saved
126        """
127        try:
128            from xhtml2pdf import pisa
129            # open output file for writing (truncated binary)
130            resultFile = open(filename, "w+b")
131            # convert HTML to PDF
132            pisaStatus = pisa.CreatePDF(data, dest=resultFile)
133            # close output file
134            resultFile.close()
135            self.Update()
136            return pisaStatus.err
137        except Exception:
138            logger.error("Error creating pdf: %s" % sys.exc_value)
139        return False
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