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Add "select all" by clicking on (0,0) cell.

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Redo setting the selection and setting the beacon to deal better
with rows or columns -- these are now expressed by range (1, sys.maxint).
This commit is contained in:
Guido van Rossum 2002-11-02 22:18:46 +00:00
parent 40cac739c2
commit 065627e15c
1 changed files with 40 additions and 19 deletions
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55
Demo/tkinter/guido/ss1.py
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@ -581,7 +581,11 @@ class SheetGUI:
self.rows = rows self.rows = rows
self.columns = columns self.columns = columns
self.gridcells = {} self.gridcells = {}
# Create the top row of labels # Create the top left corner cell (which selects all)
cell = Tk.Label(self.cellgrid, relief='raised')
cell.grid_configure(column=0, row=0, sticky='NSWE')
cell.bind("<ButtonPress-1>", self.selectall)
# Create the top row of labels, and confiure the grid columns
for x in range(1, columns+1): for x in range(1, columns+1):
self.cellgrid.grid_columnconfigure(x, minsize=64) self.cellgrid.grid_columnconfigure(x, minsize=64)
cell = Tk.Label(self.cellgrid, text=colnum2name(x), relief='raised') cell = Tk.Label(self.cellgrid, text=colnum2name(x), relief='raised')
@ -609,7 +613,7 @@ class SheetGUI:
for y in range(1, rows+1): for y in range(1, rows+1):
cell = Tk.Label(self.cellgrid, relief='sunken', cell = Tk.Label(self.cellgrid, relief='sunken',
bg='white', fg='black') bg='white', fg='black')
cell.grid_configure(column=x, row=y, sticky='NWSE') cell.grid_configure(column=x, row=y, sticky='NSWE')
self.gridcells[x, y] = cell self.gridcells[x, y] = cell
cell.__x = x cell.__x = x
cell.__y = y cell.__y = y
@ -619,27 +623,31 @@ class SheetGUI:
cell.bind("<ButtonRelease-1>", self.release) cell.bind("<ButtonRelease-1>", self.release)
cell.bind("<Shift-Button-1>", self.release) cell.bind("<Shift-Button-1>", self.release)
def selectall(self, event):
self.setcurrent(1, 1)
self.setcorner(sys.maxint, sys.maxint)
def selectcolumn(self, event): def selectcolumn(self, event):
x, y = self.whichxy(event) x, y = self.whichxy(event)
self.setcurrent(x, 1) self.setcurrent(x, 1)
self.setcorner(x, self.rows) self.setcorner(x, sys.maxint)
def extendcolumn(self, event): def extendcolumn(self, event):
x, y = self.whichxy(event) x, y = self.whichxy(event)
if x > 0: if x > 0:
self.setcurrent(self.currentxy[0], 1) self.setcurrent(self.currentxy[0], 1)
self.setcorner(x, self.rows) self.setcorner(x, sys.maxint)
def selectrow(self, event): def selectrow(self, event):
x, y = self.whichxy(event) x, y = self.whichxy(event)
self.setcurrent(1, y) self.setcurrent(1, y)
self.setcorner(self.columns, y) self.setcorner(sys.maxint, y)
def extendrow(self, event): def extendrow(self, event):
x, y = self.whichxy(event) x, y = self.whichxy(event)
if y > 0: if y > 0:
self.setcurrent(1, self.currentxy[1]) self.setcurrent(1, self.currentxy[1])
self.setcorner(self.columns, y) self.setcorner(sys.maxint, y)
def press(self, event): def press(self, event):
x, y = self.whichxy(event) x, y = self.whichxy(event)
@ -691,17 +699,32 @@ class SheetGUI:
x1, x2 = x2, x1 x1, x2 = x2, x1
if y1 > y2: if y1 > y2:
y1, y2 = y2, y1 y1, y2 = y2, y1
for x in range(x1, x2+1): for (x, y), cell in self.gridcells.iteritems():
for y in range(y1, y2+1): if x1 <= x <= x2 and y1 <= y <= y2:
gridcell = self.gridcells.get((x, y)) cell['bg'] = 'lightBlue'
if gridcell is not None:
gridcell['bg'] = 'lightBlue'
gridcell = self.gridcells.get(self.currentxy) gridcell = self.gridcells.get(self.currentxy)
if gridcell is not None: if gridcell is not None:
gridcell['bg'] = 'yellow' gridcell['bg'] = 'yellow'
self.setbeacon(x1, y1, x2, y2)
def setbeacon(self, x1, y1, x2, y2):
if x1 == y1 == 1 and x2 == y2 == sys.maxint:
name = ":"
elif (x1, x2) == (1, sys.maxint):
if y1 == y2:
name = "%d" % y1
else:
name = "%d:%d" % (y1, y2)
elif (y1, y2) == (1, sys.maxint):
if x1 == x2:
name = "%s" % colnum2name(x1)
else:
name = "%s:%s" % (colnum2name(x1), colnum2name(x2))
else:
name1 = cellname(*self.currentxy) name1 = cellname(*self.currentxy)
name2 = cellname(*self.cornerxy) name2 = cellname(*self.cornerxy)
self.beacon['text'] = "%s:%s" % (name1, name2) name = "%s:%s" % (name1, name2)
self.beacon['text'] = name
def clearfocus(self): def clearfocus(self):
@ -712,11 +735,9 @@ class SheetGUI:
x1, x2 = x2, x1 x1, x2 = x2, x1
if y1 > y2: if y1 > y2:
y1, y2 = y2, y1 y1, y2 = y2, y1
for x in range(x1, x2+1): for (x, y), cell in self.gridcells.iteritems():
for y in range(y1, y2+1): if x1 <= x <= x2 and y1 <= y <= y2:
gridcell = self.gridcells.get((x, y)) cell['bg'] = 'white'
if gridcell is not None:
gridcell['bg'] = 'white'
def return_event(self, event): def return_event(self, event):
"Callback for the Return key." "Callback for the Return key."