[python] tkinter example 2

Tkinter example 2

from tkinter import *
from tkinter.ttk import *
from tkinter.font import *
from tkinter.simpledialog import *
from tkinter.messagebox import *
from tkinter.scrolledtext import ScrolledText
import tkinterDnD
from PIL import ImageTk, Image

class TkTab(Notebook):
    def __init__(self,parent): super().__init__(parent)
    def AddItem(self,node,text): self.add(node,text=text)

class TkSplitter(PanedWindow):
    def __init__(self,parent,orient=HORIZONTAL): super().__init__(parent,orient=orient)
    def AddItem(self,node): self.add(node)

class TkLabel(Label):
    def __init__(self,parent,text=""): super().__init__(parent,text=text)

class TkButton(Button):
    def __init__(self,parent,text="",handler=None,width=None): super().__init__(parent,text=text,command=handler,width=width)

class TkText(ScrolledText):
    def __init__(self,parent,values=None,handler=None): super().__init__(parent)
    def Clear(self): self.delete("1.0",END); return self
    def AddText(self,value): self.insert(END,value); return self
    def SetText(self,value): self.Clear(); self.AddText(value); return self
    def GetText(self): return self.get("1.0",END)
    
class TkScrolledList(Frame):
    def __init__(self,parent,handler=None):
        super().__init__(parent)
        frame = self
        self.listbox = Listbox(frame)
        self.listbox.config(selectmode='extended')
        self.listbox.config()#width=w,height=h)
        self.listbox.pack(side=LEFT,fill=Y,expand=True)
        if handler: self.listbox.bind('<<ListboxSelect>>', handler)
        scroll = Scrollbar(frame,orient=VERTICAL,command=self.listbox.yview)
        scroll.pack( side=RIGHT, fill=Y )
        self.listbox.config( yscrollcommand = scroll.set)
    def AddItem(self,value,index=END): self.listbox.insert(index,value)

class PilImage():
    def __init__(self, image): 
        if type(image) == str: self.image = Image.open(image)
        else:
            self.image = Image.new('P', image)
            newData = [(255, 255, 255, 0) for i in range(len(self.image.getdata()))]
            self.image.putdata(newData)
    def resize(self,size): 
        width = size[0]
        radio = width / self.image.width
        height = int(radio * self.image.height)
        if height > size[1]: 
            height = size[1]
            radio = height / self.image.height
            width = int(radio * self.image.width)
        self.image = self.image.resize((width,height), resample=0)
        return self
            
def ListFrame(parent):
    global listbox
    frame = Frame(parent)
    sl = TkScrolledList(frame, list_selected)
    sl.pack(side=TOP,expand=True,fill=Y)
    makebtn = TkButton(frame, "만들기",make_handler,width=6)
    makebtn.pack(side=TOP,anchor=E,pady=10,padx=20)
    listbox = sl.listbox
    return frame

def ImageFrame(parent):
    global image_label, text_edit
    frame = Frame(parent)
    addbtn = TkButton(frame, "추가",add_handler,width=6)
    addbtn.pack(side=BOTTOM,anchor=E,pady=5,padx=20)
    text_edit = TkText(frame)
    text_edit.config(height = 3)
    text_edit.pack(side=BOTTOM,anchor=S,fill=BOTH,pady=5)
    image_label = TkLabel(frame)
    image_label.config(bg='lightgrey')
    image_label.register_drop_target("*")
    image_label.bind("<<Drop>>",image_drop)
    image_label.pack(expand=True,fill=BOTH)
    return frame

def list_selected(ev): 
    global text_edit, image_label, page_list, page_item
    index = ev.widget.curselection()[0]
    image_label.config(image = page_list[index][1])
    text_edit.SetText(page_list[index][2])
    
def image_drop(ev): 
    global image_label, image_thumb, image_file, text_edit
    im = PilImage(ev.data).resize((image_label.winfo_width(), image_label.winfo_height()))
    image_thumb = ImageTk.PhotoImage(im.image) #Image.open("Lenna.png")
    image_label.config(image = image_thumb); #image_label.image = image_thumb   
    image_file = ev.data

def add_handler(): 
    global image_label, image_thumb, image_file, text_edit, listbox, page_list
    page_item = [image_file, image_thumb, text_edit.GetText()]
    page_list.append( page_item ); print(page_list)
    listbox.insert(END,"Page " + str(len(page_list)))
    im = PilImage((image_label.winfo_width(), image_label.winfo_height()))
    image_label.config( image = ImageTk.PhotoImage(im.image) )   
    text_edit.Clear()

def make_handler(): 
    import pdf
    import json
    data = {}
    data['title'] = 'Album' 
    data['pages'] = []
    for page in page_list:
        data['pages'].append( { \
            'pictures' : [ page[0] ], \
            'comment' : page[2] \
            } )
    pdf.make_pdf(json.dumps(data),'tkalbum.pdf')
    showinfo( title="알림", message="생성되었습니다" )

page_list = []
image_file = None
image_label = None
listbox = None
text_edit = None
    
if __name__ == "__main__":
    root= tkinterDnD.Tk()
    root.title("Album")
    root.geometry("400x300")
    root.resizable(False,False)

    splitter = TkSplitter(root)
    splitter.AddItem(ListFrame(splitter))
    splitter.AddItem(ImageFrame(splitter))
    splitter.pack(side=TOP,expand=True,fill=BOTH,pady=10,padx=10)
    root.mainloop()