Merged the wxPy_newswig branch into the HEAD branch (main trunk)
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@24541 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
@@ -1,8 +1,315 @@
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#----------------------------------------------------------------------------
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# Name: BrowseImage.py
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# Purpose: Display and Select Image Files
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#
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# Author: Lorne White
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#
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# Version: 1.0
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# Date: January 29, 2002
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# Licence: wxWindows license
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#----------------------------------------------------------------------------
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"""Renamer stub: provides a way to drop the wx prefix from wxPython objects."""
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# 1.0 Release
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# Create list of all available image file types
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# View "All Image" File Types as default filter
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# Sort the file list
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# Use newer "re" function for patterns
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from wx import _rename
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from wxPython.lib import imagebrowser
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_rename(globals(), imagebrowser.__dict__, modulename='lib.imagebrowser')
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del imagebrowser
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del _rename
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#---------------------------------------------------------------------------
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import os, sys
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from wxPython.wx import *
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dir_path = os.getcwd()
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#---------------------------------------------------------------------------
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def ConvertBMP(file_nm):
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if file_nm is None:
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return None
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fl_fld = os.path.splitext(file_nm)
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ext = fl_fld[1]
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ext = ext[1:].lower()
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if ext == 'bmp':
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image = wxImage(file_nm, wxBITMAP_TYPE_BMP)
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elif ext == 'gif':
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image = wxImage(file_nm, wxBITMAP_TYPE_GIF)
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elif ext == 'png':
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image = wxImage(file_nm, wxBITMAP_TYPE_PNG)
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elif ext == 'jpg':
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image = wxImage(file_nm, wxBITMAP_TYPE_JPEG)
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elif ext == 'pcx':
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image = wxImage(file_nm, wxBITMAP_TYPE_PCX)
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elif ext == 'tif':
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image = wxImage(file_nm, wxBITMAP_TYPE_TIF)
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elif ext == 'pnm':
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image = wxImage(file_nm, wxBITMAP_TYPE_PNM)
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else:
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image = wxImage(file_nm, wxBITMAP_TYPE_ANY)
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return image
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def GetSize(file_nm): # for scaling image values
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image = ConvertBMP(file_nm)
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bmp = image.ConvertToBitmap()
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size = bmp.GetWidth(), bmp.GetHeight()
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return size
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class ImageView(wxWindow):
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def __init__(self, parent, id=-1, pos=wxDefaultPosition, size=wxDefaultSize):
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wxWindow.__init__(self, parent, id, pos, size)
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self.win = parent
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self.image = None
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self.back_color = 'WHITE'
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self.border_color = 'BLACK'
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self.image_sizex = size.width
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self.image_sizey = size.height
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self.image_posx = pos.x
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self.image_posy = pos.y
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EVT_PAINT(self, self.OnPaint)
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wxInitAllImageHandlers()
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def OnPaint(self, event):
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dc = wxPaintDC(self)
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self.DrawImage(dc)
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def DrawImage(self, dc):
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dc.BeginDrawing()
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self.DrawImage(dc)
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dc.EndDrawing()
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def SetValue(self, file_nm): # display the selected file in the panel
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image = ConvertBMP(file_nm)
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self.image = image
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self.Refresh()
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def DrawBorder(self, dc):
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brush = wxBrush(wxNamedColour(self.back_color), wxSOLID)
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dc.SetBrush(brush)
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dc.SetPen(wxPen(wxNamedColour(self.border_color), 1))
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dc.DrawRectangle(0, 0, self.image_sizex, self.image_sizey)
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def DrawImage(self, dc):
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try:
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image = self.image
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except:
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return
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self.DrawBorder(dc)
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if image is None:
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return
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bmp = image.ConvertToBitmap()
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iwidth = bmp.GetWidth() # dimensions of image file
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iheight = bmp.GetHeight()
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diffx = (self.image_sizex - iwidth)/2 # center calc
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if iwidth >= self.image_sizex -10: # if image width fits in window adjust
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diffx = 5
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iwidth = self.image_sizex - 10
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diffy = (self.image_sizey - iheight)/2 # center calc
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if iheight >= self.image_sizey - 10: # if image height fits in window adjust
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diffy = 5
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iheight = self.image_sizey - 10
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image.Rescale(iwidth, iheight) # rescale to fit the window
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image.ConvertToBitmap()
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bmp = image.ConvertToBitmap()
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dc.DrawBitmap(bmp, diffx, diffy) # draw the image to window
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class ImageDialog(wxDialog):
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def __init__(self, parent, set_dir = None):
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wxDialog.__init__(self, parent, -1, "Image Browser", wxPyDefaultPosition, wxSize(400, 400))
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self.x_pos = 30 # initial display positions
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self.y_pos = 20
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self.delta = 20
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size = wxSize(80, 25)
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self.set_dir = os.getcwd()
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self.set_file = None
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if set_dir != None:
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if os.path.exists(set_dir): # set to working directory if nothing set
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self.set_dir = set_dir
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self.dir_x = self.x_pos
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self.dir_y = self.y_pos
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self.DisplayDir() # display the directory value
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self.y_pos = self.y_pos + self.delta
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mID = wxNewId()
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wxButton(self, mID, ' Set Directory ', wxPoint(self.x_pos, self.y_pos), size).SetDefault()
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EVT_BUTTON(self, mID, self.SetDirect)
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self.type_posy = self.y_pos # save the y position for the image type combo
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self.fl_ext = '*.bmp' # initial setting for file filtering
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self.GetFiles() # get the file list
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self.y_pos = self.y_pos + self.delta + 10
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self.list_height = 150
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# List of Labels
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mID = wxNewId()
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self.tb = tb = wxListBox(self, mID, wxPoint(self.x_pos, self.y_pos), wxSize(160, self.list_height), self.fl_list, wxLB_SINGLE)
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EVT_LISTBOX(self, mID, self.OnListClick)
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EVT_LISTBOX_DCLICK(self, mID, self.OnListDClick)
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width, height = self.tb.GetSizeTuple()
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image_posx = self.x_pos + width + 20 # positions for setting the image window
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image_posy = self.y_pos
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image_sizex = 150
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image_sizey = self.list_height
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self.fl_types = ["All Images", "Bmp", "Gif", "Png", "Jpg", "Ico", "Pnm", "Pcx", "Tif", "All Files"]
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self.fl_ext_types = { "All Images": "All", "Bmp": "*.bmp", "Gif": "*.gif", "Png": "*.png", "Jpg": "*.jpg",
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"Ico": "*.ico", "Pnm": "*.pnm", "Pcx": "*.pcx", "Tif": "*.tif", "All Files": "*.*" }
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self.set_type = self.fl_types[0] # initial file filter setting
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self.fl_ext = self.fl_ext_types[self.set_type]
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mID = wxNewId()
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self.sel_type = wxComboBox(self, mID, self.set_type, wxPoint(image_posx , self.type_posy), wxSize(150, -1), self.fl_types, wxCB_DROPDOWN)
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EVT_COMBOBOX(self, mID, self.OnSetType)
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self.image_view = ImageView(self, pos=wxPoint(image_posx, image_posy), size=wxSize(image_sizex, image_sizey))
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self.y_pos = self.y_pos + height + 20
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mID = wxNewId()
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wxButton(self, mID, ' Select ', wxPoint(100, self.y_pos), size).SetDefault()
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EVT_BUTTON(self, mID, self.OnOk)
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wxButton(self, wxID_CANCEL, 'Cancel', wxPoint(250, self.y_pos), size)
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self.y_pos = self.y_pos + self.delta
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fsize = wxSize(400, self.y_pos + 50) # resize dialog for final vertical position
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self.SetSize(fsize)
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self.ResetFiles()
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def GetFiles(self): # get the file list using directory and extension values
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if self.fl_ext == "All":
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all_files = []
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for ftypes in self.fl_types[1:-1]: # get list of all available image types
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filter = self.fl_ext_types[ftypes]
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print "filter = ", filter
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self.fl_val = FindFiles(self, self.set_dir, filter)
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all_files = all_files + self.fl_val.files # add to list of files
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self.fl_list = all_files
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else:
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self.fl_val = FindFiles(self, self.set_dir, self.fl_ext)
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self.fl_list = self.fl_val.files
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self.fl_list.sort() # sort the file list
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def DisplayDir(self): # display the working directory
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wxStaticText(self, -1, self.set_dir, wxPoint(self.dir_x, self.dir_y), wxSize(250, -1))
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def OnSetType(self, event):
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val = event.GetString() # get file type value
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self.fl_ext = self.fl_ext_types[val]
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self.ResetFiles()
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def OnListDClick(self, event):
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self.OnOk(0)
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def OnListClick(self, event):
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val = event.GetSelection()
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self.SetListValue(val)
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def SetListValue(self, val):
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file_nm = self.fl_list[val]
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self.set_file = file_val = os.path.join(self.set_dir, file_nm)
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self.image_view.SetValue(file_val)
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def SetDirect(self, event): # set the new directory
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dlg = wxDirDialog(self)
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dlg.SetPath(self.set_dir)
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if dlg.ShowModal() == wxID_OK:
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self.set_dir = dlg.GetPath()
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self.ResetFiles()
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dlg.Destroy()
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def ResetFiles(self): # refresh the display with files and initial image
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self.DisplayDir()
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self.GetFiles()
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self.tb.Set(self.fl_list)
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try:
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self.tb.SetSelection(0)
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self.SetListValue(0)
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except:
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self.image_view.SetValue(None)
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def GetFile(self):
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return self.set_file
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def GetDirectory(self):
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return self.set_dir
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def OnCancel(self, event):
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self.result = None
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self.EndModal(wxID_CANCEL)
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def OnOk(self, event):
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self.result = self.set_file
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self.EndModal(wxID_OK)
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def OnFileDlg(self):
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dlg = wxFileDialog(self, "Choose an Image File", ".", "", "Bmp (*.bmp)|*.bmp|JPEG (*.jpg)|*.jpg", wxOPEN)
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if dlg.ShowModal() == wxID_OK:
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path = dlg.GetPath()
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else:
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path = None
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dlg.Destroy()
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return path
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class FindFiles:
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def __init__(self, parent, dir, mask):
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filelist = []
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dirlist = [".."]
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self.dir = dir
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self.file = ""
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mask = mask.upper()
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pattern = self.MakeRegex(mask)
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for i in os.listdir(dir):
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if i == "." or i == "..":
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continue
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path = os.path.join(dir, i)
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path = path.upper()
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value = i.upper()
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if pattern.match(value) != None:
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filelist.append(i)
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self.files = filelist
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def MakeRegex(self, pattern):
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import re
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f = "" # Set up a regex for file names
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for ch in pattern:
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if ch == "*":
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f = f + ".*"
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elif ch == ".":
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f = f + "\."
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elif ch == "?":
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f = f + "."
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else:
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f = f + ch
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return re.compile(f+'$')
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def StripExt(self, file_nm):
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fl_fld = os.path.splitext(file_nm)
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fl_name = fl_fld[0]
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ext = fl_fld[1]
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return ext[1:]
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