Das deutsche Python-Forum

Code: Alles auswählen

from Tkinter import *
import tkFileDialog,Image


class GUI:
    def __init__(self, parent):
        # main window
        self.Main = parent
        self.Main.title("Interpreter")
        self.Main.state('zoomed')
        # menu frame
        self.menuFrame = Frame(self.Main)
        self.menuFrame.pack(side=TOP,anchor=NW)

        # 1. File menu
        self.mb_File = Menubutton(self.menuFrame, text="File",
                                  relief=FLAT,activebackground='blue',
                                  activeforeground='white')
        self.mb_File.grid(column=0, row=0)
        self.mb_File.menu = Menu(self.mb_File, tearoff=0)
        self.mb_File["menu"] = self.mb_File.menu
        self.mb_File.menu.add_command(label="Load Image(s)...",command=self.loadImages)
        self.mb_File.menu.add_command(label="Open interpretation...")
        self.mb_File.menu.add_command(label="Save interpretation...")
        self.mb_File.menu.add_command(label="Exit",command=exit)
        #canvas
        self.canvas1 = Interpreter(self.Main)

    def loadImages(self):
        getNames = tkFileDialog.askopenfiles()
        names = []
        for name in getNames:
            names.append(name.name)
        names.sort()
        self.canvas1.displayImages(names)

    def exit(self):
        root.destroy()

class Interpreter:
    def __init__(self, parent):
        # scrolledCanvas
        self.ws = parent.winfo_screenwidth()
        self.hs = parent.winfo_screenheight()
        self.Pics = []
        self.Frame1 = LabelFrame(parent,text='Canvas')#,height=self.hs)
        self.Frame1.pack(fill=BOTH,expand=1,side=TOP)

        canv = Canvas(self.Frame1)
        canv.config(width=self.ws, height=self.hs)                
        canv.config(scrollregion=(0,0,self.ws, self.hs*10))                

        sbar = Scrollbar(self.Frame1)
        sbar.config(command=canv.yview)                   
        canv.config(yscrollcommand=sbar.set)              
        sbar.pack(side=RIGHT, fill=Y)                     
        canv.pack(side=LEFT, expand=YES, fill=BOTH)
        self.canvas = canv

    def displayImages(self,names):
        self.items = []
        i=0
        next = 0
        th = 0
        for imagename in names:
            next += th
            im = Image.open(imagename)
            imsize = list(im.size)
            w = imsize[0]
            h = imsize[1]
            f = 300.0/w
            temp = im.resize((f*w,f*h))
            th = list(temp.size)[1]
            temp.save('temp'+str(i)+'.gif')
            self.photo = PhotoImage(file='temp'+str(i)+'.gif')
            self.Pics.append(self.canvas.create_image(0, next, image=self.photo,anchor=W))
            i+=1
        self.canvas.config(scrollregion=(0,0,self.ws,next+th))
             
root = Tk()
myapp = GUI(root)
#root.mainloop()

Code: Alles auswählen

    def displayImages(self,names):
        i=0
        next = 0
        th = 0
        self.fotos = []
        for imagename in names:
            next += th
            im = Image.open(imagename)
            imsize = list(im.size)
            w = imsize[0]
            h = imsize[1]
            f = 300.0/w
            temp = im.resize((f*w,f*h))
            th = list(temp.size)[1]
            #temp.save('temp'+str(i)+'.gif')
            fotos.append(ImageTk.PhotoImage(temp))
            i+=1
        for foto in self.fotos:
            self.canvas.create_image(0, next, image=foto,anchor=W)