1 from Tkinter import *

     2 

     3 class SearchDialogBase:

     4 

     5     title = "Search Dialog"

     6     icon = "Search"

     7     needwrapbutton = 1

     8 

     9     def __init__(self, root, engine):

    10         self.root = root

    11         self.engine = engine

    12         self.top = None

    13 

    14     def open(self, text, searchphrase=None):

    15         self.text = text

    16         if not self.top:

    17             self.create_widgets()

    18         else:

    19             self.top.deiconify()

    20             self.top.tkraise()

    21         if searchphrase:

    22             self.ent.delete(0,"end")

    23             self.ent.insert("end",searchphrase)

    24         self.ent.focus_set()

    25         self.ent.selection_range(0, "end")

    26         self.ent.icursor(0)

    27         self.top.grab_set()

    28 

    29     def close(self, event=None):

    30         if self.top:

    31             self.top.grab_release()

    32             self.top.withdraw()

    33 

    34     def create_widgets(self):

    35         top = Toplevel(self.root)

    36         top.bind("<Return>", self.default_command)

    37         top.bind("<Escape>", self.close)

    38         top.protocol("WM_DELETE_WINDOW", self.close)

    39         top.wm_title(self.title)

    40         top.wm_iconname(self.icon)

    41         self.top = top

    42 

    43         self.row = 0

    44         self.top.grid_columnconfigure(0, pad=2, weight=0)

    45         self.top.grid_columnconfigure(1, pad=2, minsize=100, weight=100)

    46 

    47         self.create_entries()

    48         self.create_option_buttons()

    49         self.create_other_buttons()

    50         return self.create_command_buttons()

    51 

    52     def make_entry(self, label, var):

    53         l = Label(self.top, text=label)

    54         l.grid(row=self.row, column=0, sticky="nw")

    55         e = Entry(self.top, textvariable=var, exportselection=0)

    56         e.grid(row=self.row, column=1, sticky="nwe")

    57         self.row = self.row + 1

    58         return e

    59 

    60     def make_frame(self,labeltext=None):

    61         if labeltext:

    62             l = Label(self.top, text=labeltext)

    63             l.grid(row=self.row, column=0, sticky="nw")

    64         f = Frame(self.top)

    65         f.grid(row=self.row, column=1, columnspan=1, sticky="nwe")

    66         self.row = self.row + 1

    67         return f

    68 

    69     def make_button(self, label, command, isdef=0):

    70         b = Button(self.buttonframe,

    71                    text=label, command=command,

    72                    default=isdef and "active" or "normal")

    73         cols,rows=self.buttonframe.grid_size()

    74         b.grid(pady=1,row=rows,column=0,sticky="ew")

    75         self.buttonframe.grid(rowspan=rows+1)

    76         return b

    77 

    78     def create_entries(self):

    79         self.ent = self.make_entry("Find:", self.engine.patvar)

    80 

    81     def create_option_buttons(self):

    82         f = self.make_frame("Options")

    83 

    84         btn = Checkbutton(f, anchor="w",

    85                 variable=self.engine.revar,

    86                 text="Regular expression")

    87         btn.pack(side="left", fill="both")

    88         if self.engine.isre():

    89             btn.select()

    90 

    91         btn = Checkbutton(f, anchor="w",

    92                 variable=self.engine.casevar,

    93                 text="Match case")

    94         btn.pack(side="left", fill="both")

    95         if self.engine.iscase():

    96             btn.select()

    97 

    98         btn = Checkbutton(f, anchor="w",

    99                 variable=self.engine.wordvar,

   100                 text="Whole word")

   101         btn.pack(side="left", fill="both")

   102         if self.engine.isword():

   103             btn.select()

   104 

   105         if self.needwrapbutton:

   106             btn = Checkbutton(f, anchor="w",

   107                     variable=self.engine.wrapvar,

   108                     text="Wrap around")

   109             btn.pack(side="left", fill="both")

   110             if self.engine.iswrap():

   111                 btn.select()

   112 

   113     def create_other_buttons(self):

   114         f = self.make_frame("Direction")

   115 

   116         #lbl = Label(f, text="Direction: ")

   117         #lbl.pack(side="left")

   118 

   119         btn = Radiobutton(f, anchor="w",

   120                 variable=self.engine.backvar, value=1,

   121                 text="Up")

   122         btn.pack(side="left", fill="both")

   123         if self.engine.isback():

   124             btn.select()

   125 

   126         btn = Radiobutton(f, anchor="w",

   127                 variable=self.engine.backvar, value=0,

   128                 text="Down")

   129         btn.pack(side="left", fill="both")

   130         if not self.engine.isback():

   131             btn.select()

   132 

   133     def create_command_buttons(self):

   134         #

   135         # place button frame on the right

   136         f = self.buttonframe = Frame(self.top)

   137         f.grid(row=0,column=2,padx=2,pady=2,ipadx=2,ipady=2)

   138 

   139         b = self.make_button("close", self.close)

   140         b.lower()