Source Code for Module mglutil.gui.InputForm.Tk.moveTk

  1   
  2  import tkColorChooser 
  3  import Tkinter 
  4  T = Tkinter 
  5   
  6  from mglutil.util.callback import CallBackFunction 
  7  from mglutil.gui.BasicWidgets.Tk.thumbwheel import ThumbWheel 
  8  ##  from ViewerFramework.gui import InputFormDescr, InputForm 
  9  from mglutil.gui.InputForm.Tk.gui import InputFormDescr, InputForm 
 10   
 11 -class IntThumbWheel(ThumbWheel): 
 12   
 13 -    def __init__(self, master=None, width=200, height=40, 
 14                   nblines=40): 
 15          ThumbWheel.__init__(self, master, width, height, nblines) 
 16          self.showLabelInWidget = 1 
 17   
 18 -    def get(self): 
 19          return int(self.val) 
 20   
 21   
 22 -class MovableWidget: 
 23   
 24 -    def __init__(self, widget, posx=0, posy=0, gridSize=1): 
 25          self.widget = widget 
 26          self.widget.place(x=posx, y=posy) 
 27          self.widget.bind('<Enter>', self.enter) 
 28          self.widget.bind('<Button-3>', self.showMenu) 
 29          #self.widget.bind('<Leave>', self.leave) 
 30          # Creating the frame that will resize when resizing the widget. 
 31          self.resizeDraw = T.Frame(widget.master, 
 32                                    relief='ridge', background='red') 
 33  ##          self.resizeDraw.bind('<B2-Motion>', self.resizeTop) 
 34  ##          self.resizeDraw.bind('<ButtonRelease-2>', self.endResize) 
 35          self.posx = posx 
 36          self.posy = posy 
 37          self.posxg = posx 
 38          self.posyg = posy 
 39          self.gs = gridSize 
 40          self.optionWidgets = { 
 41              'activebackground':self.setColor, 
 42              'activeforeground':self.setColor, 
 43              'background':self.setColor, 
 44              'foreground':self.setColor, 
 45              'disabledbackground':self.setColor, 
 46              'disabledforeground':self.setColor, 
 47              'highlightbackground':self.setColor, 
 48              'highlightforeground':self.setColor, 
 49              'highlightcolor':self.setColor, 
 50              'borderwidth':self.getInt, 
 51          
 52              } 
 53          self.cc = tkColorChooser.Chooser() 
 54          self.buildMenu() 
 55           
 56   
 57 -    def setColor(self): 
 58          return self.cc.show()[1] 
 59   
 60   
 61 -    def getInt(self): 
 62          idf = InputFormDescr(title='Choose a value') 
 63          idf.append({'widgetType':IntThumbWheel, 
 64                      'name':'tw', 
 65                      'wcfg':{'width':125, 'height':30, 'nblines':30}}) 
 66          form  = InputForm(master=self.widget.master, root = None, descr=idf) 
 67          values = form.go() 
 68          return values['tw'] 
 69   
 70       
 71 -    def setOption_cb(self, option, event=None): 
 72          value = self.optionWidgets[option]() 
 73  ##          print option, value 
 74          apply( self.widget.configure, (), {option:value} ) 
 75   
 76   
 77 -    def buildMenu(self): 
 78          self.menu = T.Menu(self.widget.master) 
 79          for k in self.widget.keys(): 
 80              if k in self.optionWidgets.keys(): 
 81                  cb = CallBackFunction(self.setOption_cb, k) 
 82                  self.menu.add_command(label=k, command=cb) 
 83   
 84 -    def showMenu(self, event): 
 85          self.menu.post(event.x_root, event.y_root) 
 86           
 87   
 88 -    def place(self, widget, x=None, y=None, w=None, h=None, **kw): 
 89          gs = self.gs 
 90          if x: kw['x'] = (x/gs)*gs 
 91          if y: kw['y'] = (y/gs)*gs 
 92          if w: kw['width'] = w 
 93          if h: kw['height'] = h 
 94  ##          print kw['x'], kw['y'], self.posx, self.posy 
 95          apply( widget.place, (), kw) 
 96   
 97           
 98 -    def enter(self, event=None): 
 99          self.widget.focus_set() 
100          self.widget.bind('<ButtonPress-2>', self.moveOnButton) 
101   
102   
103 -    def moveOnButton(self, event=None): 
104          x0 = self.posx 
105          y0 = self.posy 
106          w = self.widget.winfo_width() 
107          h = self.widget.winfo_height() 
108          self.origx = x = event.x 
109          self.origy = y = event.y 
110          if y>0 and y<10: 
111              self.widget.place_forget() 
112              self.resizeDraw.configure(cursor='top_side') 
113              self.place(self.resizeDraw, self.posx, self.posy, w, h) 
114              self.widget.update_idletasks() 
115              self.resizeDraw.grab_set() 
116              self.resizeDraw.bind('<B2-Motion>', self.resizeTop) 
117              self.resizeDraw.bind('<ButtonRelease-2>', self.endResize) 
118   
119          elif y<h and y>h-10: 
120              self.resizeDraw.configure(cursor='bottom_side') 
121              self.widget.place_forget() 
122              self.place(self.resizeDraw, self.posx, self.posy, w, h) 
123              self.widget.update_idletasks() 
124              self.resizeDraw.grab_set() 
125              self.resizeDraw.bind('<B2-Motion>', self.resizeBottom) 
126              self.resizeDraw.bind('<ButtonRelease-2>', self.endResize) 
127   
128          elif x>0 and x<10: 
129              self.resizeDraw.configure(cursor='left_side') 
130              self.widget.place_forget() 
131              self.place(self.resizeDraw, self.posx, self.posy, w, h) 
132              self.widget.update_idletasks() 
133              self.resizeDraw.grab_set() 
134              self.resizeDraw.bind('<B2-Motion>', self.resizeLeft) 
135              self.resizeDraw.bind('<ButtonRelease-2>', self.endResize) 
136   
137          elif x<w and x>w-10: 
138              self.resizeDraw.configure(cursor='right_side') 
139              self.widget.place_forget() 
140              self.place(self.resizeDraw, self.posx, self.posy, w, h) 
141              self.widget.update_idletasks() 
142              self.resizeDraw.grab_set() 
143              self.resizeDraw.bind('<B2-Motion>', self.resizeRight) 
144              self.resizeDraw.bind('<ButtonRelease-2>', self.endResize) 
145   
146          else: 
147              self.widget.configure(cursor='') 
148   
149   
150 -    def resizeTop(self, event=None): 
151          dy = event.y-self.origy 
152          self.posy = self.posy+dy 
153          w = self.resizeDraw.winfo_width() 
154          h = self.resizeDraw.winfo_height()         
155          self.place(self.resizeDraw, self.posx, self.posy, w, h-dy) 
156   
157 -    def resizeLeft(self, event=None): 
158          dx = event.x-self.origx 
159          self.posx = self.posx+dx 
160          w = self.resizeDraw.winfo_width() 
161          h = self.resizeDraw.winfo_height() 
162          self.place(self.resizeDraw, self.posx, self.posy, w-dx, h) 
163   
164 -    def resizeRight(self, event=None): 
165          dx = event.x-self.origx 
166          w = self.resizeDraw.winfo_width() 
167          h = self.resizeDraw.winfo_height()         
168          self.place(self.resizeDraw, self.posx, self.posy, w+dx, h) 
169          self.origx = self.origx+dx 
170           
171 -    def resizeBottom(self, event=None): 
172          dy = event.y-self.origy 
173          w = self.resizeDraw.winfo_width() 
174          h = self.resizeDraw.winfo_height()         
175          self.place(self.resizeDraw, self.posx, self.posy, w, h+dy) 
176          self.origy = self.origy+dy 
177           
178 -    def endResize(self, event=None): 
179          self.resizeDraw.grab_release() 
180          w = self.resizeDraw.winfo_width() 
181          h = self.resizeDraw.winfo_height() 
182          self.resizeDraw.place_forget() 
183          self.widget.place(x=self.posx, y=self.posy, width=w, height=h) 
184           
185 -    def moveRight(self, event=None): 
186          event.widget.place_forget() 
187          self.posx = self.posx+1 
188          event.widget.place(x=self.posx, y=self.posy) 
189           
190 -    def moveLeft(self, event=None): 
191          event.widget.place_forget() 
192          self.posx = self.posx-1 
193          event.widget.place(x=self.posx, y=self.posy) 
194   
195 -    def moveUp(self, event=None): 
196          event.widget.place_forget() 
197          self.posy = self.posy-1 
198          event.widget.place(x=self.posx, y=self.posy) 
199   
200 -    def moveDown(self, event=None): 
201          event.widget.place_forget() 
202          self.posy = self.posy+1 
203          event.widget.place(x=self.posx, y=self.posy) 
204   
205 -    def recordPosition(self, event=None): 
206          self.x0 = event.x 
207          self.y0 = event.y 
208  ##          print 'Origin', self.x0, self.y0 
209  #        self.widget.update_idletasks() 
210          self.widget.grab_set() 
211   
212 -    def moveButton(self, event): 
213  ##          print 'event', event.x, event.y 
214          dx = event.x - self.x0 
215          dy = event.y - self.y0 
216          self.widget.place_forget() 
217          self.posx = self.posx + dx 
218          self.posy = self.posy + dy 
219          gs = self.gs 
220   
221   
222          w = self.widget.winfo_width() 
223          h = self.widget.winfo_height() 
224          self.widget.place(x=self.posx, y=self.posy, width = w, height = h) 
225   
226   
227  ##      def moveButton(self, event): 
228  ##          print 'event', event.x, event.y 
229  ##          dx = event.x - self.x0 
230  ##          dy = event.y - self.y0 
231  ##          self.widget.place_forget() 
232  ##          self.posx = self.posx + dx 
233  ##          self.posy = self.posy + dy 
234  ##          gs = self.gs 
235   
236  ##          posxg = round((self.posx/float(gs)))*gs 
237  ##          dx = self.posxg - posxg 
238  ##          self.x0 = self.x0 + dx 
239           
240  ##          posyg = round((self.posy/float(gs)))*gs 
241  ##          dy = self.posyg - posyg 
242  ##          self.y0 = self.y0 + dy 
243   
244  ##          w = self.widget.winfo_width() 
245  ##          h = self.widget.winfo_height() 
246  ##          self.widget.place(x=self.posxg, y=self.posyg, width = w, height = h) 
247   
248 -    def endMove(self, event=None): 
249          self.widget.grab_release() 
250