fsbox.tcl

手写识别是模式识别中研究得一个热点

      }
    } {
      if {"[string index $fsBoxTmpEntry \
            [expr [string length $fsBoxTmpEntry]-1]]" == "*"} {
        set fsBoxFileName [string range $fsBoxTmpEntry 0 \
          [expr [string length $fsBoxTmpEntry]-2]]
        if {![file executable $fsBox(internalPath)/$fsBoxFileName]} {
          set fsBoxFileName $fsBoxTmpEntry
        }
      } {
        set fsBoxFileName $fsBoxTmpEntry
      }
    }
    if {![IsADir [string trimright $fsBox(internalPath)/$fsBoxFileName @]]} {
      set fsBox(name) $fsBoxFileName
      .fsBox.file.file delete 0 end
      .fsBox.file.file insert 0 $fsBox(name)
      if {$fsBoxShowPixmap} {
        catch ".fsBox.frame2.canvas2 itemconfigure currentBitmap -bitmap \"@$fsBox(internalPath)/$fsBox(name)\""
      }
    }
  }
}

##########
# Procedure: FSBoxFSFileSelectDouble
# Description: select file when double clicked
# Arguments: fsBoxW - the widget
#            fsBoxShowPixmap - show pixmaps
#            fsBoxAction - the action bound to the ok button
#            fsBoxY - the y position in the listbox
# Returns: none
# Sideeffects: none
##########
proc FSBoxFSFileSelectDouble {fsBoxW fsBoxShowPixmap fsBoxAction fsBoxY} {# xf ignore me 6
  global fsBox

  FSBoxBindSelectOne $fsBoxW $fsBoxY
  set fsBoxNearest [$fsBoxW nearest $fsBoxY]
  if {$fsBoxNearest >= 0} {
    set fsBoxTmpEntry [$fsBoxW get $fsBoxNearest]
    if {"$fsBoxTmpEntry" == "../"} {
      set fsBoxTmpEntry [string trimright [string trim $fsBox(internalPath)] "@/"]
      if {"$fsBoxTmpEntry" == ""} {
        return
      }
      FSBoxFSShow [file dirname $fsBoxTmpEntry] \
        [.fsBox.pattern.pattern get] $fsBox(all)
      .fsBox.path.path delete 0 end
      .fsBox.path.path insert 0 $fsBox(internalPath)
    } {
      if {"[string index $fsBoxTmpEntry \
            [expr [string length $fsBoxTmpEntry]-1]]" == "/" ||
          "[string index $fsBoxTmpEntry \
            [expr [string length $fsBoxTmpEntry]-1]]" == "@"} {
        set fsBoxFileName [string range $fsBoxTmpEntry 0 \
              [expr [string length $fsBoxTmpEntry]-2]]
        if {![IsADir [string trimright $fsBox(internalPath)/$fsBoxFileName @]] &&
            ![IsASymlink [string trimright $fsBox(internalPath)/$fsBoxFileName @]]} {
          set fsBoxFileName $fsBoxTmpEntry
        }
      } {
        if {"[string index $fsBoxTmpEntry \
              [expr [string length $fsBoxTmpEntry]-1]]" == "*"} {
          set fsBoxFileName [string range $fsBoxTmpEntry 0 \
                [expr [string length $fsBoxTmpEntry]-2]]
          if {![file executable $fsBox(internalPath)/$fsBoxFileName]} {
            set fsBoxFileName $fsBoxTmpEntry
          }
        } {
          set fsBoxFileName $fsBoxTmpEntry
        }
      }
      if {[IsADir [string trimright $fsBox(internalPath)/$fsBoxFileName @]]} {
        set fsBox(internalPath) "[string trimright $fsBox(internalPath) {/@}]/$fsBoxFileName"
        FSBoxFSShow $fsBox(internalPath) \
          [.fsBox.pattern.pattern get] $fsBox(all)
        .fsBox.path.path delete 0 end
        .fsBox.path.path insert 0 $fsBox(internalPath)
      } {
        set fsBox(name) $fsBoxFileName
        if {$fsBoxShowPixmap} {
          set fsBox(path) @$fsBox(internalPath)
        } {
          set fsBox(path) $fsBox(internalPath)
        }
        if {"$fsBoxAction" != ""} {
          eval "global fsBox; $fsBoxAction"
        }
        if {"[info commands XFDestroy]" != ""} {
          catch {XFDestroy .fsBox}
        } {
          catch {destroy .fsBox}
        }
      }
    }
  }
}

##########
# Procedure: FSBoxFSInsertPath
# Description: insert current pathname into menu
# Arguments: none
# Returns: none
# Sideeffects: none
##########
proc FSBoxFSInsertPath {} {# xf ignore me 6
  global fsBox

  set fsBoxLast [.fsBox.path.paths.paths.menu index last]
  set fsBoxNewEntry [string trimright [.fsBox.path.path get] "/@"]
  for {set fsBoxCounter 0} {$fsBoxCounter <= $fsBoxLast} {incr fsBoxCounter 1} {
    if {"$fsBoxNewEntry" == \
          "[lindex [.fsBox.path.paths.paths.menu entryconfigure \
                    $fsBoxCounter -label] 4]"} {
      return
    }
  }
  if {$fsBoxLast < 9} {
    .fsBox.path.paths.paths.menu add command \
      -label "$fsBoxNewEntry" \
      -command "
        global fsBox
        FSBoxFSShow $fsBoxNewEntry \
          \[.fsBox.pattern.pattern get\] \$fsBox(all)
        .fsBox.path.path delete 0 end
        .fsBox.path.path insert 0 $fsBoxNewEntry"
  } {
    for {set fsBoxCounter 0} {$fsBoxCounter < $fsBoxLast} {incr fsBoxCounter 1} {
      .fsBox.path.paths.paths.menu entryconfigure \
        $fsBoxCounter -label \
          [lindex [.fsBox.path.paths.paths.menu entryconfigure \
            [expr $fsBoxCounter+1] -label] 4]
      .fsBox.path.paths.paths.menu entryconfigure $fsBoxCounter \
        -command "
          global fsBox
          FSBoxFSShow [lindex [.fsBox.path.paths.paths.menu entryconfigure \
            [expr $fsBoxCounter+1] -label] 4] \
            \[.fsBox.pattern.pattern get\] \$fsBox(all)
          .fsBox.path.path delete 0 end
          .fsBox.path.path insert 0 [lindex \
            [.fsBox.path.paths.paths.menu entryconfigure \
              [expr $fsBoxCounter+1] -label] 4]"
    }
    .fsBox.path.paths.paths.menu entryconfigure $fsBoxLast \
      -label "$fsBoxNewEntry"
    .fsBox.path.paths.paths.menu entryconfigure $fsBoxCounter \
      -command "
        global fsBox
        FSBoxFSShow \[.fsBox.path.path get\] \
          \[.fsBox.pattern.pattern get\] \$fsBox(all)
        .fsBox.path.path delete 0 end
        .fsBox.path.path insert 0 $fsBoxNewEntry"
  }
}

##########
# Procedure: FSBoxFSNameComplete
# Description: perform name completion for fs box
# Arguments: fsBoxType - the type we want to complete (path or file)
# Returns: none
# Sideeffects: none
##########
proc FSBoxFSNameComplete {fsBoxType} {# xf ignore me 6
  global fsBox

  set fsBoxNewFile ""
  if {"$fsBoxType" == "path"} {
    set fsBoxDirName [file dirname [.fsBox.path.path get]]
    set fsBoxFileName [file tail [.fsBox.path.path get]]
  } {
    set fsBoxDirName [file dirname [.fsBox.path.path get]/]
    set fsBoxFileName [file tail [.fsBox.file.file get]]
  }

  set fsBoxNewFile ""
  if {[IsADir [string trimright $fsBoxDirName @]]} {
    catch "glob -nocomplain $fsBoxDirName/${fsBoxFileName}*" fsBoxResult
    foreach fsBoxCounter $fsBoxResult {
      if {"$fsBoxNewFile" == ""} {
        set fsBoxNewFile [file tail $fsBoxCounter]
      } {
        if {"[string index [file tail $fsBoxCounter] 0]" !=
            "[string index $fsBoxNewFile 0]"} {
          set fsBoxNewFile ""
          break
        }
        set fsBoxCounter1 0
        set fsBoxTmpFile1 $fsBoxNewFile
        set fsBoxTmpFile2 [file tail $fsBoxCounter]
        set fsBoxLength1 [string length $fsBoxTmpFile1]
        set fsBoxLength2 [string length $fsBoxTmpFile2]
        set fsBoxNewFile ""
        if {$fsBoxLength1 > $fsBoxLength2} {
          set fsBoxLength1 $fsBoxLength2
        }
        while {$fsBoxCounter1 < $fsBoxLength1} {
          if {"[string index $fsBoxTmpFile1 $fsBoxCounter1]" == \
                "[string index $fsBoxTmpFile2 $fsBoxCounter1]"} {
            append fsBoxNewFile [string index $fsBoxTmpFile1 $fsBoxCounter1]
          } {
            break
          }
          incr fsBoxCounter1 1
        }
      }
    }
  }
  if {"$fsBoxNewFile" != ""} {
    if {[IsADir [string trimright $fsBoxDirName/$fsBoxNewFile @]] ||
        ![IsAFile [string trimright $fsBoxDirName/$fsBoxNewFile @]]} {
      if {[IsADir [string trimright $fsBoxDirName/$fsBoxNewFile @]]} {
        if {"$fsBoxDirName" == "/"} {
          .fsBox.path.path delete 0 end
          .fsBox.path.path insert 0 "/[string trimright [string trim $fsBoxNewFile /] @]/"
        } {
          .fsBox.path.path delete 0 end
          .fsBox.path.path insert 0 "[string trimright $fsBoxDirName /]/[string trimright [string trim $fsBoxNewFile /] @]/"
        }
        FSBoxFSShow [.fsBox.path.path get] \
          [.fsBox.pattern.pattern get] $fsBox(all)
        FSBoxFSInsertPath
      } {
        .fsBox.path.path delete 0 end
        .fsBox.path.path insert 0 "[string trimright $fsBoxDirName /]/[string trimright [string trim $fsBoxNewFile /] @]"
      }
    } {
      .fsBox.path.path delete 0 end
      .fsBox.path.path insert 0 "[string trimright $fsBoxDirName {@/}]/"
      .fsBox.file.file delete 0 end
      .fsBox.file.file insert 0 $fsBoxNewFile
      .fsBox.file.file icursor end
      focus .fsBox.file.file
    }
  }
}

##########
# Procedure: FSBoxFSShow
# Description: show the file list
# Arguments: fsBoxPath - the path to show
#            fsBoxPattern - selection pattern
#            fsBoxAll - show all files
# Returns: none
# Sideeffects: none
##########
proc FSBoxFSShow {fsBoxPath fsBoxPattern fsBoxAll} {# xf ignore me 6
  global fsBox

  set tmpButtonOpt ""
  if {"$fsBox(activeBackground)" != ""} {
    append tmpButtonOpt "-activebackground \"$fsBox(activeBackground)\" "
  }
  if {"$fsBox(activeForeground)" != ""} {
    append tmpButtonOpt "-activeforeground \"$fsBox(activeForeground)\" "
  }
  if {"$fsBox(background)" != ""} {
    append tmpButtonOpt "-background \"$fsBox(background)\" "
  }
  if {"$fsBox(font)" != ""} {
    append tmpButtonOpt "-font \"$fsBox(font)\" "
  }
  if {"$fsBox(foreground)" != ""} {
    append tmpButtonOpt "-foreground \"$fsBox(foreground)\" "
  }

  set fsBox(pattern) $fsBoxPattern
  if {[file exists $fsBoxPath] && [file readable $fsBoxPath] &&
      [IsADir $fsBoxPath]} {
    set fsBox(internalPath) $fsBoxPath
  } {
    if {[file exists $fsBoxPath] && [file readable $fsBoxPath] &&
        [IsAFile $fsBoxPath]} {
      set fsBox(internalPath) [file dirname $fsBoxPath]
      .fsBox.file.file delete 0 end
      .fsBox.file.file insert 0 [file tail $fsBoxPath]
      set fsBoxPath $fsBox(internalPath)
    } {
      while {"$fsBoxPath" != "" && "$fsBoxPath" != "/" &&
             ![file isdirectory $fsBoxPath]} {
        set fsBox(internalPath) [file dirname $fsBoxPath]
         set fsBoxPath $fsBox(internalPath)
      }
    }
  }
  if {"$fsBoxPath" == ""} {
    set fsBoxPath "/"
    set fsBox(internalPath) "/"
  }
  .fsBox.path.path delete 0 end
  .fsBox.path.path insert 0 $fsBox(internalPath)

  if {[.fsBox.files.files size] > 0} {
    .fsBox.files.files delete 0 end
  }
  if {$fsBoxAll} {
    if {[catch "exec ls -F -a $fsBoxPath" fsBoxResult]} {
      puts stderr "$fsBoxResult"
    }
  } {
    if {[catch "exec ls -F $fsBoxPath" fsBoxResult]} {
      puts stderr "$fsBoxResult"
    }
  }
  set fsBoxElementList [lsort $fsBoxResult]

  foreach fsBoxCounter [winfo children .fsBox.pattern.patterns.patterns] {
    if {[string length [info commands XFDestroy]] > 0} {
      catch {XFDestroy $fsBoxCounter}
    } {
      catch {destroy $fsBoxCounter}
    }
  }
  menu .fsBox.pattern.patterns.patterns.menu
  catch ".fsBox.pattern.patterns.patterns.menu config $tmpButtonOpt"

  if {$fsBox(extensions)} {
    .fsBox.pattern.patterns.patterns.menu add command \
      -label "*" \
      -command {
        global fsBox
        set fsBox(pattern) "*"
        .fsBox.pattern.pattern delete 0 end
        .fsBox.pattern.pattern insert 0 $fsBox(pattern)
        FSBoxFSShow [.fsBox.path.path get] $fsBox(pattern) \
          $fsBox(all)}
  }

  if {"$fsBoxPath" != "/"} {
    .fsBox.files.files insert end "../"
  }
  foreach fsBoxCounter $fsBoxElementList {
    if {[string match $fsBoxPattern $fsBoxCounter] ||
        [IsADir [string trimright $fsBoxPath/$fsBoxCounter "/@"]]} {
      if {"$fsBoxCounter" != "../" &&
          "$fsBoxCounter" != "./"} {
        .fsBox.files.files insert end $fsBoxCounter
      }
    }

    if {$fsBox(extensions)} {
      catch "file rootname $fsBoxCounter" fsBoxRootName
      catch "file extension $fsBoxCounter" fsBoxExtension
      set fsBoxExtension [string trimright $fsBoxExtension "/*@"]
      if {"$fsBoxExtension" != "" && "$fsBoxRootName" != ""} {
        set fsBoxInsert 1
        set fsBoxLast [.fsBox.pattern.patterns.patterns.menu index last]
        for {set fsBoxCounter1 0} {$fsBoxCounter1 <= $fsBoxLast} {incr fsBoxCounter1 1} {
          if {"*$fsBoxExtension" == \
                "[lindex [.fsBox.pattern.patterns.patterns.menu entryconfigure \
                        $fsBoxCounter1 -label] 4]"} {
            set fsBoxInsert 0
          }
        }
	if {$fsBoxInsert} {
          .fsBox.pattern.patterns.patterns.menu add command \
            -label "*$fsBoxExtension" \
            -command "
              global fsBox
              set fsBox(pattern) \"*$fsBoxExtension\"
              .fsBox.pattern.pattern delete 0 end
              .fsBox.pattern.pattern insert 0 \$fsBox(pattern)
              FSBoxFSShow \[.fsBox.path.path get\] \$fsBox(pattern) \
                \$fsBox(all)"
        }
      }
    }
  }
  if {$fsBox(extensions)} {
    .fsBox.pattern.patterns.patterns.menu add separator
  }
  if {$fsBox(extensions) || 
      "[.fsBox.pattern.patterns.patterns.menu index last]" == "none"} {
    .fsBox.pattern.patterns.patterns.menu add checkbutton \
      -label "Scan extensions" \
      -variable "fsBox(extensions)" \
      -command {
        global fsBox
        FSBoxFSShow [.fsBox.path.path get] \
          [.fsBox.pattern.pattern get] $fsBox(all)}
  }
}

##########
# Procedure: FSBoxBindSelectOne
# Description: action to select the current list item
# Arguments: fsBoxW - the widget
#            fsBoxY - the y position in the listbox
# Returns: none
# Sideeffects: none
##########
proc FSBoxBindSelectOne {fsBoxW fsBoxY} {# xf ignore me 6

  set fsBoxNearest [$fsBoxW nearest $fsBoxY]
  if {$fsBoxNearest >= 0} {
    $fsBoxW select from $fsBoxNearest
    $fsBoxW select to $fsBoxNearest
  }
}

proc IsADir {pathName} {
##########
# Procedure: IsADir
# Description: check if name is a directory (including symbolic links)
# Arguments: pathName - the path to check
# Returns: 1 if its a directory, otherwise 0
# Sideeffects: none
##########

  if {[file isdirectory $pathName]} {
    return 1
  } {
    catch "file type $pathName" fileType
    if {"$fileType" == "link"} {
      if {[catch "file readlink $pathName" linkName]} {
        return 0
      }
      catch "file type $linkName" fileType
      while {"$fileType" == "link"} {
        if {[catch "file readlink $linkName" linkName]} {
          return 0
        }
      }
      return [file isdirectory $linkName]
    }
  }
  return 0
}

proc IsAFile {fileName} {
##########
# Procedure: IsAFile
# Description: check if filename is a file (including symbolic links)
# Arguments: fileName - the filename to check
# Returns: 1 if its a file, otherwise 0
# Sideeffects: none
##########

  if {[file isfile $fileName]} {
    return 1
  } {
    catch "file type $fileName" fileType
    if {"$fileType" == "link"} {
      if {[catch "file readlink $fileName" linkName]} {
        return 0
      }
      catch "file type $linkName" fileType
      while {"$fileType" == "link"} {
        if {[catch "file readlink $linkName" linkName]} {
          return 0
        }
      }
      return [file isfile $linkName]
    }
  }
  return 0
}

proc IsASymlink {fileName} {
##########
# Procedure: IsASymlink
# Description: check if filename is a symbolic link
# Arguments: fileName - the path/filename to check
# Returns: none
# Sideeffects: none
##########

  catch "file type $fileName" fileType
  if {"$fileType" == "link"} {
    return 1
  }
  return 0
}

# eof