+++ /dev/null
-"""
-"""
-from const import *
-import container
-
-class Table(container.Container):
- """A table style container.
-
- <p>If you know HTML, this should all work roughly how you would expect. If you are not
- familiar with HTML, please read <a href="http://www.w3.org/TR/REC-html40/struct/tables.html">Tables in HTML Documents</a>. Pay attention to TABLE, TR, TD related parts of the document.</p>
-
- <pre>Table()</pre>
-
- <strong>Example</strong>
- <code>
- t = gui.Table()
-
- t.tr()
- t.td(gui.Label("First Name"), align=-1)
- t.td(gui.Input())
-
- t.tr()
- t.td(gui.Label("Last Name"), align=-1)
- t.td(gui.Input())
- </code>
-
- """
-
-
- def __init__(self, **params):
- params.setdefault('cls','table')
- container.Container.__init__(self, **params)
- self._rows = []
- self._curRow = 0
- self._trok = False
-
- def getRows(self):
- return len(self._rows)
-
- def getColumns(self):
- if self._rows:
- return len(self._rows[0])
- else:
- return 0
-
- def remove_row(self, n): #NOTE: won't work in all cases.
- if n >= self.getRows():
- print "Trying to remove a nonexistant row:", n, "there are only", self.getRows(), "rows"
- return
-
- for cell in self._rows[n]:
- if isinstance(cell, dict) and cell["widget"] in self.widgets:
- #print 'removing widget'
- self.widgets.remove(cell["widget"])
- del self._rows[n]
- #print "got here"
-
- for w in self.widgets:
- if w.style.row > n: w.style.row -= 1
-
- if self._curRow >= n:
- self._curRow -= 1
-
- #self.rect.w, self.rect.h = self.resize()
- #self.repaint()
-
- self.chsize()
-
- def clear(self):
- self._rows = []
- self._curRow = 0
- self._trok = False
-
- self.widgets = []
-
- self.chsize()
-
- #print 'clear',self,self._rows
-
- def _addRow(self):
- self._rows.append([None for x in xrange(self.getColumns())])
-
- def tr(self):
- """Start on the next row."""
- if not self._trok:
- self._trok = True
- return
- self._curRow += 1
- if self.getRows() <= self._curRow:
- self._addRow()
-
- def _addColumn(self):
- if not self._rows:
- self._addRow()
- for row in self._rows:
- row.append(None)
-
- def _setCell(self, w, col, row, colspan=1, rowspan=1):
- #make room for the widget by adding columns and rows
- while self.getColumns() < col + colspan:
- self._addColumn()
- while self.getRows() < row + rowspan:
- self._addRow()
-
- #print w.__class__.__name__,col,row,colspan,rowspan
-
- #actual widget setting and modification stuff
- w.container = self
- w.style.row = row #HACK - to work with gal's list
- w.style.col = col #HACK - to work with gal's list
- self._rows[row][col] = {"widget":w, "colspan":colspan, "rowspan":rowspan}
- self.widgets.append(self._rows[row][col]["widget"])
-
- #set the spanned columns
- #for acell in xrange(col + 1, col + colspan):
- # self._rows[row][acell] = True
-
- #set the spanned rows and the columns on them
- #for arow in xrange(row + 1, row + rowspan):
- # for acell in xrange(col, col + colspan): #incorrect?
- # self._rows[arow][acell] = True
-
- for arow in xrange(row, row + rowspan):
- for acell in xrange(col, col + colspan): #incorrect?
- if row != arow or col != acell:
- self._rows[arow][acell] = True
-
-
- def td(self, w, col=None, row=None, colspan=1, rowspan=1, **params):
- """Add a widget to a table after wrapping it in a TD container.
-
- <pre>Table.td(w,col=None,row=None,colspan=1,rowspan=1,**params)</pre>
-
- <dl>
- <dt>w<dd>widget
- <dt>col<dd>column
- <dt>row<dd>row
- <dt>colspan<dd>colspan
- <dt>rowspan<dd>rowspan
- <dt>align<dd>horizontal alignment (-1,0,1)
- <dt>valign<dd>vertical alignment (-1,0,1)
- <dt>params<dd>other params for the TD container, style information, etc
- </dl>
- """
-
- Table.add(self,_Table_td(w, **params), col=col, row=row, colspan=colspan, rowspan=rowspan)
-
- def add(self, w, col=None, row=None, colspan=1, rowspan=1):
- """Add a widget directly into the table, without wrapping it in a TD container.
-
- <pre>Table.add(w,col=None,row=None,colspan=1,rowspan=1)</pre>
-
- <p>See Table.td for an explanation of the parameters.</p>
- """
- self._trok = True
- #if no row was specifically specified, set it to the current row
- if row is None:
- row = self._curRow
- #print row
-
- #if its going to be a new row, have it be on the first column
- if row >= self.getRows():
- col = 0
-
- #try to find an open cell for the widget
- if col is None:
- for cell in xrange(self.getColumns()):
- if col is None and not self._rows[row][cell]:
- col = cell
- break
-
- #otherwise put the widget in a new column
- if col is None:
- col = self.getColumns()
-
- self._setCell(w, col, row, colspan=colspan, rowspan=rowspan)
-
- self.chsize()
- return
-
- def remove(self,w):
- if hasattr(w,'_table_td'): w = w._table_td
- row,col = w.style.row,w.style.col
- cell = self._rows[row][col]
- colspan,rowspan = cell['colspan'],cell['rowspan']
-
- for arow in xrange(row , row + rowspan):
- for acell in xrange(col, col + colspan): #incorrect?
- self._rows[arow][acell] = False
- self.widgets.remove(w)
- self.chsize()
-
-
-
- def resize(self, width=None, height=None):
- #if 1 or self.getRows() == 82:
- #print ''
- #print 'resize',self.getRows(),self.getColumns(),width,height
- #import inspect
- #for obj,fname,line,fnc,code,n in inspect.stack()[9:20]:
- # print fname,line,':',fnc,code[0].strip()
-
-
- #resize the widgets to their smallest size
- for w in self.widgets:
- w.rect.w, w.rect.h = w.resize()
-
- #calculate row heights and column widths
- rowsizes = [0 for y in xrange(self.getRows())]
- columnsizes = [0 for x in xrange(self.getColumns())]
- for row in xrange(self.getRows()):
- for cell in xrange(self.getColumns()):
- if self._rows[row][cell] and self._rows[row][cell] is not True:
- if not self._rows[row][cell]["colspan"] > 1:
- columnsizes[cell] = max(columnsizes[cell], self._rows[row][cell]["widget"].rect.w)
- if not self._rows[row][cell]["rowspan"] > 1:
- rowsizes[row] = max(rowsizes[row], self._rows[row][cell]["widget"].rect.h)
-
- #distribute extra space if necessary for wide colspanning/rowspanning
- for row in xrange(self.getRows()):
- for cell in xrange(self.getColumns()):
- if self._rows[row][cell] and self._rows[row][cell] is not True:
- if self._rows[row][cell]["colspan"] > 1:
- columns = xrange(cell, cell + self._rows[row][cell]["colspan"])
- totalwidth = 0
- for acol in columns:
- totalwidth += columnsizes[acol]
- if totalwidth < self._rows[row][cell]["widget"].rect.w:
- for acol in columns:
- columnsizes[acol] += _table_div(self._rows[row][cell]["widget"].rect.w - totalwidth, self._rows[row][cell]["colspan"],acol)
- if self._rows[row][cell]["rowspan"] > 1:
- rows = xrange(row, row + self._rows[row][cell]["rowspan"])
- totalheight = 0
- for arow in rows:
- totalheight += rowsizes[arow]
- if totalheight < self._rows[row][cell]["widget"].rect.h:
- for arow in rows:
- rowsizes[arow] += _table_div(self._rows[row][cell]["widget"].rect.h - totalheight, self._rows[row][cell]["rowspan"],arow)
-
- #make everything fill out to self.style.width, self.style.heigh, not exact, but pretty close...
- w, h = sum(columnsizes), sum(rowsizes)
- if w > 0 and w < self.style.width and len(columnsizes):
- d = (self.style.width - w)
- for n in xrange(0, len(columnsizes)):
- v = columnsizes[n]
- columnsizes[n] += v * d / w
- if h > 0 and h < self.style.height and len(rowsizes):
- d = (self.style.height - h) / len(rowsizes)
- for n in xrange(0, len(rowsizes)):
- v = rowsizes[n]
- rowsizes[n] += v * d / h
-
- #set the widget's position by calculating their row/column x/y offset
- cellpositions = [[[sum(columnsizes[0:cell]), sum(rowsizes[0:row])] for cell in xrange(self.getColumns())] for row in xrange(self.getRows())]
- for row in xrange(self.getRows()):
- for cell in xrange(self.getColumns()):
- if self._rows[row][cell] and self._rows[row][cell] is not True:
- x, y = cellpositions[row][cell]
- w = sum(columnsizes[cell:cell+self._rows[row][cell]["colspan"]])
- h = sum(rowsizes[row:row+self._rows[row][cell]["rowspan"]])
-
- widget = self._rows[row][cell]["widget"]
- widget.rect.x = x
- widget.rect.y = y
- if 1 and (w,h) != (widget.rect.w,widget.rect.h):
-# if h > 20:
-# print widget.widget.__class__.__name__, (widget.rect.w,widget.rect.h),'=>',(w,h)
- widget.rect.w, widget.rect.h = widget.resize(w, h)
-
- #print self._rows[row][cell]["widget"].rect
-
- #print columnsizes
- #print sum(columnsizes)
- #size = sum(columnsizes), sum(rowsizes); print size
-
- #return the tables final size
- return sum(columnsizes),sum(rowsizes)
-
-
-def _table_div(a,b,c):
- v,r = a/b, a%b
- if r != 0 and (c%b)<r: v += 1
- return v
-
-class _Table_td(container.Container):
- def __init__(self,widget,**params):#hexpand=0,vexpand=0,
- container.Container.__init__(self,**params)
- self.widget = widget
- #self.hexpand=hexpand
- #self.vexpand=vexpand
- widget._table_td = self
- self.add(widget,0,0)
-
- def resize(self,width=None,height=None):
- w = self.widget
-
- #expansion code, but i didn't like the idea that much..
- #a bit obscure, fairly useless when a user can just
- #add a widget to a table instead of td it in.
- #ww,hh=None,None
- #if self.hexpand: ww = self.style.width
- #if self.vexpand: hh = self.style.height
- #if self.hexpand and width != None: ww = max(ww,width)
- #if self.vexpand and height != None: hh = max(hh,height)
- #w.rect.w,w.rect.h = w.resize(ww,hh)
-
- #why bother, just do the lower mentioned item...
- w.rect.w,w.rect.h = w.resize()
-
- #this should not be needed, widgets should obey their sizing on their own.
-
-# if (self.style.width!=0 and w.rect.w > self.style.width) or (self.style.height!=0 and w.rect.h > self.style.height):
-# ww,hh = None,None
-# if self.style.width: ww = self.style.width
-# if self.style.height: hh = self.style.height
-# w.rect.w,w.rect.h = w.resize(ww,hh)
-
-
- #in the case that the widget is too big, we try to resize it
- if (width != None and width < w.rect.w) or (height != None and height < w.rect.h):
- w.rect.w,w.rect.h = w.resize(width,height)
-
- width = max(width,w.rect.w,self.style.width) #,self.style.cell_width)
- height = max(height,w.rect.h,self.style.height) #,self.style.cell_height)
-
- dx = width-w.rect.w
- dy = height-w.rect.h
- w.rect.x = (self.style.align+1)*dx/2
- w.rect.y = (self.style.valign+1)*dy/2
-
- return width,height
projects / minwii.git / blobdiff