8a14de8aa9
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44093 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
579 lines
20 KiB
Python
579 lines
20 KiB
Python
#----------------------------------------------------------------------
|
|
# Name: sized_controls.py
|
|
# Purpose: Implements default, HIG-compliant sizers under the hood
|
|
# and provides a simple interface for customizing those sizers.
|
|
#
|
|
# Author: Kevin Ollivier
|
|
#
|
|
# Created: 26-May-2006
|
|
# Copyright: (c) 2006 Kevin Ollivier
|
|
# Licence: wxWindows license
|
|
#----------------------------------------------------------------------
|
|
|
|
import wx
|
|
|
|
# For HIG info: links to all the HIGs can be found here:
|
|
# http://en.wikipedia.org/wiki/Human_Interface_Guidelines
|
|
|
|
|
|
# useful defines for sizer prop values
|
|
|
|
halign = { "left": wx.ALIGN_LEFT,
|
|
"center": wx.ALIGN_CENTER_HORIZONTAL,
|
|
"centre": wx.ALIGN_CENTRE_HORIZONTAL,
|
|
"right": wx.ALIGN_RIGHT,
|
|
}
|
|
|
|
valign = { "top": wx.ALIGN_TOP,
|
|
"bottom": wx.ALIGN_BOTTOM,
|
|
"center": wx.ALIGN_CENTER_VERTICAL,
|
|
"centre": wx.ALIGN_CENTRE_VERTICAL,
|
|
}
|
|
|
|
align = { "center": wx.ALIGN_CENTER,
|
|
"centre": wx.ALIGN_CENTRE,
|
|
}
|
|
|
|
border = { "left": wx.LEFT,
|
|
"right": wx.RIGHT,
|
|
"top": wx.TOP,
|
|
"bottom": wx.BOTTOM,
|
|
"all": wx.ALL,
|
|
}
|
|
|
|
minsize = { "fixed": wx.FIXED_MINSIZE,
|
|
"adjust": wx.ADJUST_MINSIZE,
|
|
}
|
|
|
|
misc_flags = { "expand": wx.EXPAND, }
|
|
|
|
|
|
# My attempt at creating a more intuitive replacement for nesting box sizers
|
|
class TableSizer(wx.PySizer):
|
|
def __init__(self, rows=0, cols=0):
|
|
wx.PySizer.__init__(self)
|
|
self.rows = rows
|
|
self.cols = cols
|
|
self.fixed_width = 0
|
|
self.fixed_height = 0
|
|
self.hgrow = 0
|
|
self.vgrow = 0
|
|
|
|
self.row_widths = []
|
|
self.col_heights = []
|
|
|
|
# allow us to use 'old-style' proportions when emulating box sizers
|
|
self.isHorizontal = (self.rows == 1 and self.cols == 0)
|
|
self.isVertical = (self.cols == 1 and self.rows == 0)
|
|
|
|
def CalcNumRowsCols(self):
|
|
numrows = self.rows
|
|
numcols = self.cols
|
|
numchild = len(self.GetChildren())
|
|
|
|
if numrows == 0 and numcols == 0:
|
|
return 0, 0
|
|
|
|
if numrows == 0:
|
|
rows, mod = divmod(numchild, self.cols)
|
|
if mod > 0:
|
|
rows += 1
|
|
numrows = rows
|
|
|
|
if numcols == 0:
|
|
cols, mod = divmod(numchild, self.rows)
|
|
if mod > 0:
|
|
cols += 1
|
|
numcols = cols
|
|
|
|
return numrows, numcols
|
|
|
|
def CalcMin(self):
|
|
numrows, numcols = self.CalcNumRowsCols()
|
|
numchild = len(self.GetChildren())
|
|
|
|
if numchild == 0:
|
|
return wx.Size(10, 10)
|
|
|
|
if numrows == 0 and numcols == 0:
|
|
print "TableSizer must have the number of rows or columns set. Cannot continue."
|
|
return wx.Size(10, 10)
|
|
|
|
self.row_widths = [0 for x in range(0, numrows)]
|
|
self.col_heights = [0 for x in range(0, numcols)]
|
|
currentRow = 0
|
|
currentCol = 0
|
|
counter = 0
|
|
self.hgrow = 0
|
|
self.vgrow = 0
|
|
|
|
# get the max row width and max column height
|
|
for item in self.GetChildren():
|
|
if self.cols != 0:
|
|
currentRow, currentCol = divmod(counter, numcols)
|
|
else:
|
|
currentCol, currentRow = divmod(counter, numrows)
|
|
|
|
if item.IsShown():
|
|
width, height = item.CalcMin()
|
|
|
|
if self.isVertical and item.GetProportion() > 0:
|
|
self.hgrow += item.GetProportion()
|
|
elif self.isHorizontal and item.GetProportion() > 0:
|
|
self.vgrow += item.GetProportion()
|
|
|
|
if width > self.row_widths[currentRow]:
|
|
self.row_widths[currentRow] = width
|
|
|
|
if height > self.col_heights[currentCol]:
|
|
self.col_heights[currentCol] = height
|
|
|
|
counter += 1
|
|
|
|
minwidth = 0
|
|
for row_width in self.row_widths:
|
|
minwidth += row_width
|
|
|
|
minheight = 0
|
|
for col_height in self.col_heights:
|
|
minheight += col_height
|
|
|
|
self.fixed_width = minwidth
|
|
self.fixed_height = minheight
|
|
|
|
return wx.Size(minwidth, minheight)
|
|
|
|
def RecalcSizes(self):
|
|
numrows, numcols = self.CalcNumRowsCols()
|
|
numchild = len(self.GetChildren())
|
|
|
|
if numchild == 0:
|
|
return
|
|
currentRow = 0
|
|
currentCol = 0
|
|
counter = 0
|
|
|
|
print "cols %d, rows %d" % (self.cols, self.rows)
|
|
print "fixed_height %d, fixed_width %d" % (self.fixed_height, self.fixed_width)
|
|
#print "self.GetSize() = " + `self.GetSize()`
|
|
|
|
row_widths = [0 for x in range(0, numrows)]
|
|
col_heights = [0 for x in range(0, numcols)]
|
|
item_sizes = [0 for x in range(0, len(self.GetChildren()))]
|
|
grow_sizes = [0 for x in range(0, len(self.GetChildren()))]
|
|
|
|
curHPos = 0
|
|
curVPos = 0
|
|
curCol = 0
|
|
curRow = 0
|
|
# first, we set sizes for all children, and while doing so, calc
|
|
# the maximum row heights and col widths. Then, afterwards we handle
|
|
# the positioning of the controls
|
|
|
|
for item in self.GetChildren():
|
|
if self.cols != 0:
|
|
currentRow, currentCol = divmod(counter, numcols)
|
|
else:
|
|
currentCol, currentRow = divmod(counter, numrows)
|
|
if item.IsShown():
|
|
item_minsize = item.GetMinSizeWithBorder()
|
|
width = item_minsize[0]
|
|
height = item_minsize[1]
|
|
|
|
print "row_height %d, row_width %d" % (self.col_heights[currentCol], self.row_widths[currentRow])
|
|
growable_width = (self.GetSize()[0]) - width
|
|
growable_height = (self.GetSize()[1]) - height
|
|
|
|
#if not self.isVertical and not self.isHorizontal:
|
|
# growable_width = self.GetSize()[0] - self.row_widths[currentRow]
|
|
# growable_height = self.GetSize()[1] - self.col_heights[currentCol]
|
|
|
|
#print "grow_height %d, grow_width %d" % (growable_height, growable_width)
|
|
|
|
item_vgrow = 0
|
|
item_hgrow = 0
|
|
# support wx.EXPAND for box sizers to be compatible
|
|
if item.GetFlag() & wx.EXPAND:
|
|
if self.isVertical:
|
|
if self.hgrow > 0 and item.GetProportion() > 0:
|
|
item_hgrow = (growable_width * item.GetProportion()) / self.hgrow
|
|
item_vgrow = growable_height
|
|
|
|
elif self.isHorizontal:
|
|
if self.vgrow > 0 and item.GetProportion() > 0:
|
|
item_vgrow = (growable_height * item.GetProportion()) / self.vgrow
|
|
item_hgrow = growable_width
|
|
|
|
if growable_width > 0 and item.GetHGrow() > 0:
|
|
item_hgrow = (growable_width * item.GetHGrow()) / 100
|
|
print "hgrow = %d" % (item_hgrow)
|
|
|
|
if growable_height > 0 and item.GetVGrow() > 0:
|
|
item_vgrow = (growable_height * item.GetVGrow()) / 100
|
|
print "vgrow = %d" % (item_vgrow)
|
|
|
|
grow_size = wx.Size(item_hgrow, item_vgrow)
|
|
size = item_minsize #wx.Size(item_minsize[0] + item_hgrow, item_minsize[1] + item_vgrow)
|
|
if size[0] + grow_size[0] > row_widths[currentRow]:
|
|
row_widths[currentRow] = size[0] + grow_size[0]
|
|
if size[1] + grow_size[1] > col_heights[currentCol]:
|
|
col_heights[currentCol] = size[1] + grow_size[1]
|
|
|
|
grow_sizes[counter] = grow_size
|
|
item_sizes[counter] = size
|
|
|
|
counter += 1
|
|
|
|
counter = 0
|
|
for item in self.GetChildren():
|
|
if self.cols != 0:
|
|
currentRow, currentCol = divmod(counter, numcols)
|
|
else:
|
|
currentCol, currentRow = divmod(counter, numrows)
|
|
|
|
itempos = self.GetPosition()
|
|
if item.IsShown():
|
|
rowstart = itempos[0]
|
|
for row in range(0, currentRow):
|
|
rowstart += row_widths[row]
|
|
|
|
colstart = itempos[1]
|
|
for col in range(0, currentCol):
|
|
#print "numcols = %d, currentCol = %d, col = %d" % (numcols, currentCol, col)
|
|
colstart += col_heights[col]
|
|
|
|
itempos[0] += rowstart
|
|
itempos[1] += colstart
|
|
|
|
if item.GetFlag() & wx.ALIGN_RIGHT:
|
|
itempos[0] += (row_widths[currentRow] - item_sizes[counter][0])
|
|
elif item.GetFlag() & (wx.ALIGN_CENTER | wx.ALIGN_CENTER_HORIZONTAL):
|
|
itempos[0] += (row_widths[currentRow] - item_sizes[counter][0]) / 2
|
|
|
|
if item.GetFlag() & wx.ALIGN_BOTTOM:
|
|
itempos[1] += (col_heights[currentCol] - item_sizes[counter][1])
|
|
elif item.GetFlag() & (wx.ALIGN_CENTER | wx.ALIGN_CENTER_VERTICAL):
|
|
itempos[1] += (col_heights[currentCol] - item_sizes[counter][1]) / 2
|
|
|
|
hgrowth = (grow_sizes[counter][0] - itempos[0])
|
|
if hgrowth > 0:
|
|
item_sizes[counter][0] += hgrowth
|
|
|
|
vgrowth = (grow_sizes[counter][1] - itempos[1])
|
|
if vgrowth > 0:
|
|
item_sizes[counter][1] += vgrowth
|
|
#item_sizes[counter][1] -= itempos[1]
|
|
item.SetDimension(itempos, item_sizes[counter])
|
|
|
|
counter += 1
|
|
|
|
def GetDefaultBorder(self):
|
|
border = 4
|
|
if wx.Platform == "__WXMAC__":
|
|
border = 6
|
|
elif wx.Platform == "__WXMSW__":
|
|
# MSW HIGs use dialog units, not pixels
|
|
pnt = self.ConvertDialogPointToPixels(wx.Point(4, 4))
|
|
border = pnt[0]
|
|
elif wx.Platform == "__WXGTK__":
|
|
border = 3
|
|
|
|
return border
|
|
|
|
def SetDefaultSizerProps(self):
|
|
item = self.GetParent().GetSizer().GetItem(self)
|
|
item.SetProportion(0)
|
|
item.SetFlag(wx.ALL)
|
|
item.SetBorder(self.GetDefaultBorder())
|
|
|
|
def GetSizerProps(self):
|
|
"""
|
|
Returns a dictionary of prop name + value
|
|
"""
|
|
props = {}
|
|
item = self.GetParent().GetSizer().GetItem(self)
|
|
|
|
props['proportion'] = item.GetProportion()
|
|
flags = item.GetFlag()
|
|
|
|
if flags & border['all'] == border['all']:
|
|
props['border'] = (['all'], item.GetBorder())
|
|
else:
|
|
borders = []
|
|
for key in border:
|
|
if flags & border[key]:
|
|
borders.append(key)
|
|
|
|
props['border'] = (borders, item.GetBorder())
|
|
|
|
if flags & align['center'] == align['center']:
|
|
props['align'] = 'center'
|
|
else:
|
|
for key in halign:
|
|
if flags & halign[key]:
|
|
props['halign'] = key
|
|
|
|
for key in valign:
|
|
if flags & valign[key]:
|
|
props['valign'] = key
|
|
|
|
for key in minsize:
|
|
if flags & minsize[key]:
|
|
props['minsize'] = key
|
|
|
|
for key in misc_flags:
|
|
if flags & misc_flags[key]:
|
|
props[key] = "true"
|
|
|
|
return props
|
|
|
|
def SetSizerProp(self, prop, value):
|
|
|
|
lprop = prop.lower()
|
|
sizer = self.GetParent().GetSizer()
|
|
item = sizer.GetItem(self)
|
|
flag = item.GetFlag()
|
|
if lprop == "proportion":
|
|
item.SetProportion(int(value))
|
|
elif lprop == "hgrow":
|
|
item.SetHGrow(int(value))
|
|
elif lprop == "vgrow":
|
|
item.SetVGrow(int(value))
|
|
elif lprop == "align":
|
|
flag = flag | align[value]
|
|
elif lprop == "halign":
|
|
flag = flag | halign[value]
|
|
elif lprop == "valign":
|
|
flag = flag | valign[value]
|
|
elif lprop == "border":
|
|
# this arg takes a tuple (dir, pixels)
|
|
dirs, amount = value
|
|
if dirs == "all":
|
|
dirs = ["all"]
|
|
for dir in dirs:
|
|
flag = flag | border[dir]
|
|
item.SetBorder(amount)
|
|
elif lprop == "minsize":
|
|
flag = flag | minsize[value]
|
|
elif lprop in misc_flags:
|
|
if not value or str(value) == "" or str(value).lower() == "false":
|
|
flag = flag &~ misc_flags[lprop]
|
|
else:
|
|
flag = flag | misc_flags[lprop]
|
|
|
|
# auto-adjust growable rows/columns if expand or proportion is set
|
|
# on a sizer item in a FlexGridSizer
|
|
if lprop in ["expand", "proportion"] and isinstance(sizer, wx.FlexGridSizer):
|
|
cols = sizer.GetCols()
|
|
rows = sizer.GetRows()
|
|
# FIXME: I'd like to get the item index in the sizer instead, but
|
|
# doing sizer.GetChildren.index(item) always gives an error
|
|
itemnum = self.GetParent().GetChildren().index(self)
|
|
|
|
col = 0
|
|
row = 0
|
|
if cols == 0:
|
|
col, row = divmod( itemnum, rows )
|
|
else:
|
|
row, col = divmod( itemnum, cols )
|
|
|
|
if lprop == "expand":
|
|
sizer.AddGrowableCol(col)
|
|
elif lprop == "proportion" and int(value) != 0:
|
|
sizer.AddGrowableRow(row)
|
|
|
|
item.SetFlag(flag)
|
|
|
|
def SetSizerProps(self, props={}, **kwargs):
|
|
allprops = {}
|
|
allprops.update(props)
|
|
allprops.update(kwargs)
|
|
|
|
for prop in allprops:
|
|
self.SetSizerProp(prop, allprops[prop])
|
|
|
|
def GetDialogBorder(self):
|
|
border = 6
|
|
if wx.Platform == "__WXMAC__" or wx.Platform == "__WXGTK__":
|
|
border = 12
|
|
elif wx.Platform == "__WXMSW__":
|
|
pnt = self.ConvertDialogPointToPixels(wx.Point(7, 7))
|
|
border = pnt[0]
|
|
|
|
return border
|
|
|
|
def SetHGrow(self, proportion):
|
|
data = self.GetUserData()
|
|
if "HGrow" in data:
|
|
data["HGrow"] = proportion
|
|
self.SetUserData(data)
|
|
|
|
def GetHGrow(self):
|
|
if self.GetUserData() and "HGrow" in self.GetUserData():
|
|
return self.GetUserData()["HGrow"]
|
|
else:
|
|
return 0
|
|
|
|
def SetVGrow(self, proportion):
|
|
data = self.GetUserData()
|
|
if "VGrow" in data:
|
|
data["VGrow"] = proportion
|
|
self.SetUserData(data)
|
|
|
|
|
|
def GetVGrow(self):
|
|
if self.GetUserData() and "VGrow" in self.GetUserData():
|
|
return self.GetUserData()["VGrow"]
|
|
else:
|
|
return 0
|
|
|
|
def GetDefaultPanelBorder(self):
|
|
# child controls will handle their borders, so don't pad the panel.
|
|
return 0
|
|
|
|
# Why, Python?! Why do you make it so easy?! ;-)
|
|
wx.Dialog.GetDialogBorder = GetDialogBorder
|
|
wx.Panel.GetDefaultBorder = GetDefaultPanelBorder
|
|
wx.Notebook.GetDefaultBorder = GetDefaultPanelBorder
|
|
wx.SplitterWindow.GetDefaultBorder = GetDefaultPanelBorder
|
|
|
|
wx.Window.GetDefaultBorder = GetDefaultBorder
|
|
wx.Window.SetDefaultSizerProps = SetDefaultSizerProps
|
|
wx.Window.SetSizerProp = SetSizerProp
|
|
wx.Window.SetSizerProps = SetSizerProps
|
|
wx.Window.GetSizerProps = GetSizerProps
|
|
|
|
wx.SizerItem.SetHGrow = SetHGrow
|
|
wx.SizerItem.GetHGrow = GetHGrow
|
|
wx.SizerItem.SetVGrow = SetVGrow
|
|
wx.SizerItem.GetVGrow = GetVGrow
|
|
|
|
|
|
class SizedPanel(wx.PyPanel):
|
|
def __init__(self, *args, **kwargs):
|
|
wx.PyPanel.__init__(self, *args, **kwargs)
|
|
sizer = wx.BoxSizer(wx.VERTICAL) #TableSizer(1, 0)
|
|
self.SetSizer(sizer)
|
|
self.sizerType = "vertical"
|
|
|
|
def AddChild(self, child):
|
|
wx.PyPanel.base_AddChild(self, child)
|
|
|
|
sizer = self.GetSizer()
|
|
item = sizer.Add(child)
|
|
item.SetUserData({"HGrow":0, "VGrow":0})
|
|
|
|
# Note: One problem is that the child class given to AddChild
|
|
# is the underlying wxWidgets control, not its Python subclass. So if
|
|
# you derive your own class, and override that class' GetDefaultBorder(),
|
|
# etc. methods, it will have no effect.
|
|
child.SetDefaultSizerProps()
|
|
|
|
def GetSizerType(self):
|
|
return self.sizerType
|
|
|
|
def SetSizerType(self, type, options={}):
|
|
sizer = None
|
|
self.sizerType = type
|
|
if type == "horizontal":
|
|
sizer = wx.BoxSizer(wx.HORIZONTAL) # TableSizer(0, 1)
|
|
|
|
elif type == "vertical":
|
|
sizer = wx.BoxSizer(wx.VERTICAL) # TableSizer(1, 0)
|
|
|
|
elif type == "form":
|
|
#sizer = TableSizer(2, 0)
|
|
sizer = wx.FlexGridSizer(0, 2, 0, 0)
|
|
#sizer.AddGrowableCol(1)
|
|
|
|
elif type == "table":
|
|
rows = cols = 0
|
|
if options.has_key('rows'):
|
|
rows = int(options['rows'])
|
|
|
|
if options.has_key('cols'):
|
|
cols = int(options['cols'])
|
|
|
|
sizer = TableSizer(rows, cols)
|
|
|
|
elif type == "grid":
|
|
sizer = wx.FlexGridSizer(0, 0, 0, 0)
|
|
if options.has_key('rows'):
|
|
sizer.SetRows(int(options['rows']))
|
|
else:
|
|
sizer.SetRows(0)
|
|
if options.has_key('cols'):
|
|
sizer.SetCols(int(options['cols']))
|
|
else:
|
|
sizer.SetCols(0)
|
|
|
|
if options.has_key('growable_row'):
|
|
row, proportion = options['growable_row']
|
|
sizer.SetGrowableRow(row, proportion)
|
|
|
|
if options.has_key('growable_col'):
|
|
col, proportion = options['growable_col']
|
|
sizer.SetGrowableCol(col, proportion)
|
|
|
|
if options.has_key('hgap'):
|
|
sizer.SetHGap(options['hgap'])
|
|
|
|
if options.has_key('vgap'):
|
|
sizer.SetVGap(options['vgap'])
|
|
if sizer:
|
|
self._SetNewSizer(sizer)
|
|
|
|
def _SetNewSizer(self, sizer):
|
|
props = {}
|
|
for child in self.GetChildren():
|
|
props[child.GetId()] = child.GetSizerProps()
|
|
self.GetSizer().Detach(child)
|
|
|
|
wx.PyPanel.SetSizer(self, sizer)
|
|
|
|
for child in self.GetChildren():
|
|
self.GetSizer().Add(child)
|
|
child.SetSizerProps(props[child.GetId()])
|
|
|
|
class SizedDialog(wx.Dialog):
|
|
def __init__(self, *args, **kwargs):
|
|
wx.Dialog.__init__(self, *args, **kwargs)
|
|
|
|
self.borderLen = 12
|
|
self.mainPanel = SizedPanel(self, -1)
|
|
|
|
mysizer = wx.BoxSizer(wx.VERTICAL)
|
|
mysizer.Add(self.mainPanel, 1, wx.EXPAND | wx.ALL, self.GetDialogBorder())
|
|
self.SetSizer(mysizer)
|
|
|
|
self.SetAutoLayout(True)
|
|
|
|
def GetContentsPane(self):
|
|
return self.mainPanel
|
|
|
|
def SetButtonSizer(self, sizer):
|
|
self.GetSizer().Add(sizer, 0, wx.EXPAND | wx.BOTTOM | wx.RIGHT, self.GetDialogBorder())
|
|
|
|
# Temporary hack to fix button ordering problems.
|
|
cancel = self.FindWindowById(wx.ID_CANCEL)
|
|
no = self.FindWindowById(wx.ID_NO)
|
|
if no and cancel:
|
|
cancel.MoveAfterInTabOrder(no)
|
|
|
|
class SizedFrame(wx.Frame):
|
|
def __init__(self, *args, **kwargs):
|
|
wx.Frame.__init__(self, *args, **kwargs)
|
|
|
|
self.borderLen = 12
|
|
# this probably isn't needed, but I thought it would help to make it consistent
|
|
# with SizedDialog, and creating a panel to hold things is often good practice.
|
|
self.mainPanel = SizedPanel(self, -1)
|
|
|
|
mysizer = wx.BoxSizer(wx.VERTICAL)
|
|
mysizer.Add(self.mainPanel, 1, wx.EXPAND)
|
|
self.SetSizer(mysizer)
|
|
|
|
self.SetAutoLayout(True)
|
|
|
|
def GetContentsPane(self):
|
|
return self.mainPanel |