2015-01-08 20 views
-2

我一直試圖使用wxpython進行應用程序。我需要爲我的GUI(facebook加載)製作listview。所以我選擇了ObjectListview。不幸的是,這是非常辛苦的工作,缺乏初學者的信息。我測試了'SimpleExamples'。它效果很好。但我需要改變圖像。儘管我自己努力想弄明白,但我不能。從一些努力,我發現圖像文件爲Python代碼。但我不知道如何將圖像轉換爲Python代碼如何將圖像轉換爲Python代碼

你能幫我嗎?你的答案可能是我最好的答案。從https://github.com/adrianer/ObjectListView

這裏

源代碼是從SimpleExample2.py ObjectListview

# -*- coding: utf-8 -*- 
#!/usr/bin/env python 

import datetime 
import wx 

# Where can we find the ObjectListView module? 
import sys 
sys.path.append("..") 

from ObjectListView import ObjectListView, ColumnDefn 

import ExampleModel 
import ExampleImages ******# We store our images as python code**Look at here please~**** 

class MyFrame(wx.Frame): 
    def __init__(self, *args, **kwds): 
     wx.Frame.__init__(self, *args, **kwds) 
     self.Init() 

    def Init(self): 
     self.InitModel() 
     self.InitWidgets() 
     self.InitObjectListView() 

    def InitModel(self): 
     self.songs = ExampleModel.GetTracks() 

    def InitWidgets(self): 
     panel = wx.Panel(self, -1) 
     sizer_1 = wx.BoxSizer(wx.VERTICAL) 
     sizer_1.Add(panel, 1, wx.ALL|wx.EXPAND) 
     self.SetSizer(sizer_1) 

     self.myOlv = ObjectListView(panel, -1, style=wx.LC_REPORT|wx.SUNKEN_BORDER) 
     sizer_2 = wx.BoxSizer(wx.VERTICAL) 
     sizer_2.Add(self.myOlv, 1, wx.ALL|wx.EXPAND, 4) 
     panel.SetSizer(sizer_2) 

     self.Layout() 

    def InitObjectListView(self): 
     groupImage = self.myOlv.AddImages(ExampleImages.getGroup16Bitmap(), ExampleImages.getGroup32Bitmap()) 
     userImage = self.myOlv.AddImages(ExampleImages.getUser16Bitmap(), ExampleImages.getUser32Bitmap()) 
     musicImage = self.myOlv.AddImages(ExampleImages.getMusic16Bitmap(), ExampleImages.getMusic32Bitmap()) 

     soloArtists = ["Nelly Furtado", "Missy Higgins", "Moby", "Natalie Imbruglia", 
         "Dido", "Paul Simon", "Bruce Cockburn"] 
     def artistImageGetter(track): 
      if track.artist in soloArtists: 
       return userImage 
      else: 
       return groupImage 

     def sizeToNiceString(byteCount): 
      """ 
      Convert the given byteCount into a string like: 9.9bytes/KB/MB/GB 
      """ 
      for (cutoff, label) in [(1024*1024*1024, "GB"), (1024*1024, "MB"), (1024, "KB")]: 
       if byteCount >= cutoff: 
        return "%.1f %s" % (byteCount * 1.0/cutoff, label) 

      if byteCount == 1: 
       return "1 byte" 
      else: 
       return "%d bytes" % byteCount 

     self.myOlv.SetColumns([ 
      ColumnDefn("Title", "left", 120, "title", imageGetter=musicImage), 
      ColumnDefn("Artist", "left", 120, "artist", imageGetter=artistImageGetter), 
      ColumnDefn("Size", "center", 100, "sizeInBytes", stringConverter=sizeToNiceString), 
      ColumnDefn("Last Played", "left", 100, "lastPlayed", stringConverter="%d-%m-%Y"), 
      ColumnDefn("Rating", "center", 100, "rating") 
     ]) 
     self.myOlv.SetObjects(self.songs) 

if __name__ == '__main__': 
    app = wx.PySimpleApp(1) 
    wx.InitAllImageHandlers() 
    frame_1 = MyFrame(None, -1, "ObjectListView Simple Example 2") 
    app.SetTopWindow(frame_1) 
    frame_1.Show() 
    app.MainLoop() 

而且還有我從來沒有見過這些代碼ExampleImages.py代碼 (X00 \ X10 \ X08)。我認爲如果我想在Objectlistview中使用圖像,我需要更改代碼(x00 \ x10 \ x08)。

from wx import ImageFromStream, BitmapFromImage, EmptyIcon 
import cStringIO, zlib 


def getGroup16Data(): 
    return zlib.decompress(
'x\xda\x017\x01\xc8\xfe\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\ 
\x00\x00\x00\x10\x08\x02\x00\x00\x00\x90\x91h6\x00\x00\x00\x03sBIT\x08\x08\ 
\x08\xdb\xe1O\xe0\x00\x00\x00\xefIDAT(\x91\x85\x92\xc1u\xc30\x0cC\x117Sh\rt\ 
\r\xadA\xceD\xcc\x9150G\xc7P\x0f\xb2]5\xcf\xcf\xc1I\x96\xf8\x01\x89\xe6c\x8c\ 
\[email protected]\x92m\x00U\x85{\x8d1\xaaj\x8c1\xc6\x88\x88\x88\x18\x87\xaaj\xfd\x9c\xda\ 
&v&\x9c\x92\x14\x11$3s\xdd\xdfl\x03\x94\x9c\x99+2y\x92oF_\x00z\x8f\xde{kA\ 
\xf6\xd6\xba\x94\xad5+\x7f\xd0^\xafWk\xad\xf7\xfe\x97p\xaeH\x90\x98vRV\x85\ 
\x95\xb0\xc2\xca\xfc>\xcb\x9ek\xdc\x12n\xd8U\x01\x00\x16\xe4k\xe0]\xd6d\xff=\ 
\xba\xaa\xa4\xa5\x0fRD\xdc\x98l\x87\xd7\xbc\xbb\xbd\x1b\xf2\x03\xb0c$\x08I+`\ 
\x03\x8ck`)\xf2^\xea\xd9:K\x9aG\xb7\x8f\x9eW\xf3n\x91\x99$\x8f\xd1\xb0>\x90G\ 
\xf2\x13\xc7\x84f\xa6$\x92\xf6\xc5D\xecy\xe4c\x8e\xf7\xd49gUe[\xca\xfd_2H\ 
\xcev\xff\x02\x0b[\xa5cP|\xd5p\x00\x00\x00\x00IEND\xaeB`\x82\xf3\x99\x84Y') 

def getGroup16Bitmap(): 
    return BitmapFromImage(getGroup16Image()) 

def getGroup16Image(): 
    stream = cStringIO.StringIO(getGroup16Data()) 
    return ImageFromStream(stream) 

#---------------------------------------------------------------------- 

我錯了瞭解??? 有沒有其他的方式來改變圖像。 (我需要改變圖像的大小,位置,字體和文字的大小等....但首先我想改變圖像)

+0

_「我發現圖像文件是python代碼。」_這是什麼意思?我所知道的「文件」作爲動詞的唯一含義是「在文件櫃中組織」,這在這裏似乎沒有意義。 – Kevin

+0

@Kevin:我的意思是將圖像更改爲python代碼,如下所示(x \ xda \ x017 \ x01 \ xc8 \ xfe \ x)。從這些代碼(SimpleExamples到使用),我需要將圖像更改爲Python代碼 – LEELOLEE

+0

@Kevin :(你的另一個評論在哪裏?......這是...無論如何,從你的缺失評論)我替換了這樣的一些。但是......它不起作用。你能給我一些關於它的建議嗎? BUF =打開( 「1.png」, 「RB」)。讀() #BUF = get_image_data() SBUF = StringIO.StringIO(ssbut) musicImage = self.myOlv.AddImages(ImageFromStre1am(SBUF)) – LEELOLEE

回答

-1

我終於找到了^^ 它的工作原理。但Objectlistview並不容易......我需要找到更多更改的喜好和大小。反正這裏是代碼

# -*- coding: utf-8 -*- 
    #!/usr/bin/env python 

    import datetime 
    import wx 
    import cStringIO 
    from PIL import Image 

    #from wx import ImageFromStream, BitmapFromImage, EmptyIcon 

    # Where can we find the ObjectListView module? 
    import sys 
    sys.path.append("..") 

    from ObjectListView import ObjectListView, ColumnDefn 

    import ExampleModel 
    import ExampleImages # We store our images as python code 

    class MyFrame(wx.Frame): 
     def __init__(self, *args, **kwds): 
      wx.Frame.__init__(self, *args, **kwds) 
      self.Init() 

     def Init(self): 
      self.InitModel() 
      self.InitWidgets() 
      self.InitObjectListView() 

     def InitModel(self): 
      self.songs = ExampleModel.GetTracks() 

     def InitWidgets(self): 
      panel = wx.Panel(self, -1) 
      sizer_1 = wx.BoxSizer(wx.VERTICAL) 
      sizer_1.Add(panel, 1, wx.ALL|wx.EXPAND) 
      self.SetSizer(sizer_1) 

      self.myOlv = ObjectListView(panel, -1, style=wx.LC_REPORT|wx.SUNKEN_BORDER) 
      sizer_2 = wx.BoxSizer(wx.VERTICAL) 
      sizer_2.Add(self.myOlv, 1, wx.ALL|wx.EXPAND, 4) 
      panel.SetSizer(sizer_2) 

      self.Layout() 

     def InitObjectListView(self): 
      groupImage = self.myOlv.AddImages(ExampleImages.getGroup16Bitmap(), ExampleImages.getGroup32Bitmap()) 
      userImage = self.myOlv.AddImages(ExampleImages.getUser16Bitmap(), ExampleImages.getUser32Bitmap()) 
    ######################################################################3333 
      #open the image file 
      imageFile = '111.png' 
      data = open(imageFile, "rb").read() 
      # convert to a data stream 
      stream = cStringIO.StringIO(data) 
      # convert to a bitmap 
      bmp = wx.BitmapFromImage(wx.ImageFromStream(stream)) 
      musicImage = self.myOlv.AddImages(bmp) 
    ################################################################### 
    ######### changed code ########################################## 

      soloArtists = ["Nelly Furtado", "Missy Higgins", "Moby", "Natalie Imbruglia", 
          "Dido", "Paul Simon", "Bruce Cockburn"] 

      def artistImageGetter(track): 
       if track.artist in soloArtists: 
        return userImage 
       else: 
        return groupImage 

      def sizeToNiceString(byteCount): 
       """ 
       Convert the given byteCount into a string like: 9.9bytes/KB/MB/GB 
       """ 
       for (cutoff, label) in [(1024*1024*1024, "GB"), (1024*1024, "MB"), (1024, "KB")]: 
        if byteCount >= cutoff: 
         return "%.1f %s" % (byteCount * 1.0/cutoff, label) 

       if byteCount == 1: 
        return "1 byte" 
       else: 
        return "%d bytes" % byteCount 

      self.myOlv.SetColumns([ 
       ColumnDefn("Title", "left", 120, "title", imageGetter=musicImage), 
       ColumnDefn("Artist", "left", 120, "artist", imageGetter=artistImageGetter), 
       ColumnDefn("Size", "center", 100, "sizeInBytes", stringConverter=sizeToNiceString), 
       ColumnDefn("Last Played", "left", 100, "lastPlayed", stringConverter="%d-%m-%Y"), 
       ColumnDefn("Rating", "center", 100, "rating") 
      ]) 
      self.myOlv.SetObjects(self.songs) 

    if __name__ == '__main__': 
     app = wx.PySimpleApp(1) 
     wx.InitAllImageHandlers() 
     frame_1 = MyFrame(None, -1, "ObjectListView Simple Example 2") 
     app.SetTopWindow(frame_1) 
     frame_1.Show() 
     app.MainLoop() 
+0

解釋**你已經改變了**,並且如果可能的話**爲什麼**是有幫助的。 – jonrsharpe

0

的標準方法與wxPython的Python文件嵌入和圖像是使用img2pyHere's使用它的博客文章(查看大約一半的時間)。

0

這裏是解決方案:

from wx import BitmapFromImage, ImageFromStream 
from cStringIO import StringIO 

def getGroup16Data(): 
    return \ 
'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00\x10\ 
\x00\x00\x00\x10\x08\x02\x00\x00\x00\x90\x91h6\x00\x00\x00\x03sBIT\x08\x08\ 
\x08\xdb\xe1O\xe0\x00\x00\x00\xefIDAT(\x91\x85\x92\xc1u\xc30\x0cC\x117Sh\rt\ 
\r\xadA\xceD\xcc\x9150G\xc7P\x0f\xb2]5\xcf\xcf\xc1I\x96\xf8\x01\x89\xe6c\x8c\ 
\[email protected]\x92m\x00U\x85{\x8d1\xaaj\x8c1\xc6\x88\x88\x88\x18\x87\xaaj\xfd\x9c\xda\ 
&v&\x9c\x92\x14\x11$3s\xdd\xdfl\x03\x94\x9c\x99+2y\x92oF_\x00z\x8f\xde{kA\ 
\xf6\xd6\xba\x94\xad5+\x7f\xd0^\xafWk\xad\xf7\xfe\x97p\xaeH\x90\x98vRV\x85\ 
\x95\xb0\xc2\xca\xfc>\xcb\x9ek\xdc\x12n\xd8U\x01\x00\x16\xe4k\xe0]\xd6d\xff=\ 
\xba\xaa\xa4\xa5\x0fRD\xdc\x98l\x87\xd7\xbc\xbb\xbd\x1b\xf2\x03\xb0c$\x08I+`\ 
\x03\x8ck`)\xf2^\xea\xd9:K\x9aG\xb7\x8f\x9eW\xf3n\x91\x99$\x8f\xd1\xb0>\x90G\ 
\xf2\x13\xc7\x84f\xa6$\x92\xf6\xc5D\xecy\xe4c\x8e\xf7\xd49gUe[\xca\xfd_2H\ 
\xcev\xff\x02\x0b[\xa5cP|\xd5p\x00\x00\x00\x00IEND\xaeB`\x82\xf3\x99\x84Y' 

def getGroup16Bitmap(): 
    return BitmapFromImage(ImageFromStream(StringIO(getGroup16Data()))) 

要轉換的圖像從使用代碼:Create text file of hexadecimal from binary 請檢查我離開你的十六進制字符串的開始部分來自'\x89PNG...'留下的部分。