[PD-cvs] pd/src desire.tk,1.1.2.286,1.1.2.287

[chunlee]

Update of /cvsroot/pure-data/pd/src
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv29772

Modified Files:
      Tag: devel_0_39
	desire.tk 
Log Message:
first commit for the keyboard(ctrl+arrows) object navigation code


Index: desire.tk
===================================================================
RCS file: /cvsroot/pure-data/pd/src/Attic/desire.tk,v
retrieving revision 1.1.2.286
retrieving revision 1.1.2.287
diff -C2 -d -r1.1.2.286 -r1.1.2.287
*** desire.tk	5 Aug 2006 13:06:31 -0000	1.1.2.286
--- desire.tk	6 Aug 2006 02:54:44 -0000	1.1.2.287
***************
*** 444,447 ****
--- 444,451 ----
  set key(popup_open) ""
  set key(client_class_tree) "Ctrl+grave"
+ set key(key_nav_up) "Ctrl+up"
+ set key(key_nav_down) "Ctrl+down"
+ set key(key_nav_right) "Ctrl+right"
+ set key(key_nav_left) "Ctrl+left"
  
  set accels {}
***************
*** 2333,2336 ****
--- 2337,2433 ----
  }
  
+ def Canvas key_nav_up {} {$self key_nav "up"}
+ def Canvas key_nav_down {} {$self key_nav "down"}
+ def Canvas key_nav_right {} {$self key_nav "right"}
+ def Canvas key_nav_left {} {$self key_nav "left"}
+ def* Canvas key_nav {direction} {
+ 	if {[llength $@selection] == 1} {
+ 	set group ""
+ 	set distances ""
+ 	switch $direction {
+ 	up {
+ 		
+ 		foreach item $@children {
+ 		if {$_($item:y1) < $_($@selection:y1)} {
+ 		if {$_($item:x1) >= $_($@selection:x1) && $_($item:x1) <= [expr $_($@selection:x1) + $_($@selection:xs)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs ($_($item:y1) - $_($@selection:y1))]
+ 		}
+ 		set x2 [expr $_($item:x1) + $_($item:xs)]
+ 		if {$x2 >= $_($@selection:x1) && $x2 <= [expr $_($@selection:x1) + $_($@selection:xs)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs($_($item:y1) - $_($@selection:y1))]
+ 		}
+ 		}
+ 		}
+ 	}
+ 	down {
+ 		foreach item $@children {
+ 		if {$_($item:y1) > $_($@selection:y1)} {
+ 		if {$_($item:x1) > $_($@selection:x1) && $_($item:x1) < [expr $_($@selection:x1) + $_($@selection:xs)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs ($_($item:y1) - $_($@selection:y1))]
+ 		}
+ 		set x2 [expr $_($item:x1) + $_($item:xs)]
+ 		if {$x2 > $_($@selection:x1) && $x2 < [expr $_($@selection:x1) + $_($@selection:xs)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs($_($item:y1) - $_($@selection:y1))]
+ 		}
+ 		}
+ 		}
+ 	}
+ 	right {
+ 		foreach item $@children {
+ 		if {$_($item:x1) > $_($@selection:x1)} {
+ 		if {$_($item:y1) >= $_($@selection:y1) && $_($item:y1) <= [expr $_($@selection:y1) + $_($@selection:ys)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs ($_($item:x1) - $_($@selection:x1))]
+ 		}
+ 		set y2 [expr $_($item:y1) + $_($item:ys)]
+ 		if {$y2 >= $_($@selection:y1) && $y2 <= [expr $_($@selection:y1) + $_($@selection:ys)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs($_($item:x1) - $_($@selection:x1))]
+ 		}
+ 		}
+ 		}
+ 		
+ 	}
+ 	left {
+ 		foreach item $@children {
+ 		if {$_($item:x1) < $_($@selection:x1)} {
+ 		if {$_($item:y1) >= $_($@selection:y1) && $_($item:y1) <= [expr $_($@selection:y1) + $_($@selection:ys)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs ($_($item:x1) - $_($@selection:x1))]
+ 		}
+ 		set y2 [expr $_($item:y1) + $_($item:ys)]
+ 		if {$y2 >= $_($@selection:y1) && $y2 <= [expr $_($@selection:y1) + $_($@selection:ys)]} {
+ 		lappend group $item 
+ 		lappend distances [expr abs($_($item:x1) - $_($@selection:x1))]
+ 		}
+ 		}
+ 		}
+ 	}
+ 	}
+ 	
+ 	
+ 	if {[llength $group] > 0} {
+ 		set closest [lindex $distances 0]
+ 		for {set i 1} {$i<[llength $distances]} {incr i} {
+ 		set val [lindex $distances $i]
+ 		if {$val < $closest} {set closest [lindex $distances $i]}
+ 		}
+ 		set index [lsearch $distances $closest]
+ 		set next [lindex $group $index]
+ 		} else {
+ 		set next $@selection
+ 		}
+ 		
+ 	$self deselect_all
+ 	$next selected?= 1
+ 	set @selection $next
+ 	}
+ 	
+ }
+ 
  #-----------------------------------------------------------------------------------#
  set lastcanvasconfigured ""
***************
*** 2408,2411 ****
--- 2505,2509 ----
  		}
  		}
+ 	Escape {if {[llength $@selection] > 0} {$self deselect_all}}
  	default {}
      }