dateentry.itk

windows下的GDB insight前端

	  "# c #040404",
	  "a c #848484",
	  "b c #fc0404",
	  "c c #fcfcfc",
	  "d c #c0c0c0",
	  /* pixels */
	  "d##########d###########dd",
	  "d#ccccccccc##ccccccccca#d",
	  "##ccccccccc.#ccccccccc..#",
	  "##cccbbcccca#cccbbbccca.#",
	  "##cccbbcccc.#ccbbbbbcc..#",
	  "##cccbbccc####ccccbbcc..#",
	  "##cccbbcccca#ccccbbbcca.#",
	  "##cccbbcccc.#cccbbbccc..#",
	  "##cccbbcccca#ccbbbcccca.#",
	  "##cccbbbccc.#ccbbbbbcc..#",
	  "##ccccccccc.#ccccccccc..#",
	  "##ccccccccca#ccccccccca.#",
	  "##cc#####c#cd#c#####cc..#",
	  "##cccccccc####cccccccca.#",
	  "##cc#####cc.#cc#####cc..#",
	  "##ccccccccc.#ccccccccc..#",
	  "##ccccccccc.#ccccccccc..#",
	  "##..........#...........#",
	  "###..........#..........#",
	  "#########################"
	 };
	}]
    } else {
	set _defaultIcon [image create bitmap -data {
	    #define calendr2_width 25
	    #define calendr2_height 20
	    static char calendr2_bits[] = {
		0xfe,0xf7,0x7f,0xfe,0x02,0x18,0xc0,0xfe,0x03,
		0x18,0x80,0xff,0x63,0x10,0x47,0xff,0x43,0x98,
		0x8a,0xff,0x63,0x3c,0x4c,0xff,0x43,0x10,0x8a,
		0xff,0x63,0x18,0x47,0xff,0x23,0x90,0x81,0xff,
		0xe3,0x98,0x4e,0xff,0x03,0x10,0x80,0xff,0x03,
		0x10,0x40,0xff,0xf3,0xa5,0x8f,0xff,0x03,0x3c,
		0x40,0xff,0xf3,0x99,0x8f,0xff,0x03,0x10,0x40,
		0xff,0x03,0x18,0x80,0xff,0x57,0x55,0x55,0xff,
		0x57,0xb5,0xaa,0xff,0xff,0xff,0xff,0xff};
        }]
    }

    #
    # Since this image will only need to be created once, we redefine
    # this method to just return the image name for subsequent calls.
    #
    itcl::body ::iwidgets::Dateentry::_getDefaultIcon {} {
	return $_defaultIcon
    }

    return $_defaultIcon
}

# ------------------------------------------------------------------
# PROTECTED METHOD: _popup
#
# This method is invoked upon selection of the icon button.  It 
# creates a calendar widget within a toplevel popup, calculates 
# the position at which to display the calendar, performs a grab
# and displays the calendar.
# ------------------------------------------------------------------
itcl::body iwidgets::Dateentry::_popup {} {
    #
    # First, let's nullify the icon binding so that any another 
    # selections are ignored until were done with this one.  Next,
    # change the relief of the icon.
    #
    bind $itk_component(iconbutton) <Button-1> {}
    $itk_component(iconbutton) configure -relief sunken

    #
    # Create a withdrawn toplevel widget and remove the window 
    # decoration via override redirect.
    #
    itk_component add -private popup {
	toplevel $itk_interior.popup 
    } 
    $itk_component(popup) configure -borderwidth 2 -background black
    wm withdraw $itk_component(popup)
    wm overrideredirect $itk_component(popup) 1

    #
    # Add a binding to button 1 events in order to detect mouse
    # clicks off the calendar in which case we'll release the grab.
    # Also add a binding for Escape to always release.
    #
    bind $itk_component(popup) <1> [itcl::code $this _releaseGrabCheck %X %Y]
    bind $itk_component(popup) <KeyPress-Escape> [itcl::code $this _releaseGrab]

    #
    # Create the calendar widget and set its cursor properly.
    #
    itk_component add calendar {
	iwidgets::Calendar $itk_component(popup).calendar \
	    -command [itcl::code $this _getPopupDate %d] \
	    -int $itk_option(-int)
    } {
	usual
	keep -days -forwardimage -backwardimage -weekdaybackground \
	    -weekendbackground -outline -buttonforeground -selectcolor \
	    -selectthickness -titlefont -dayfont -datefont \
	    -currentdatefont -startday -width -height
    }
    grid $itk_component(calendar) -row 0 -column 0
    $itk_component(calendar) configure -cursor top_left_arrow

    #
    # The icon button will be used as the basis for the position of the
    # popup on the screen.  We'll always attempt to locate the popup
    # off the lower right corner of the button.  If that would put
    # the popup off the screen, then we'll put above the upper left.
    #
    set rootx [winfo rootx $itk_component(iconbutton)]
    set rooty [winfo rooty $itk_component(iconbutton)]
    set popupwidth [winfo reqwidth $itk_component(popup)]
    set popupheight [winfo reqheight $itk_component(popup)]

    set popupx [expr {$rootx + 3 + \
		    [winfo width $itk_component(iconbutton)]}]
    set popupy [expr {$rooty + 3 + \
		    [winfo height $itk_component(iconbutton)]}]

    if {(($popupx + $popupwidth) > [winfo screenwidth .]) || \
	    (($popupy + $popupheight) > [winfo screenheight .])} {
	set popupx [expr {$rootx - 3 - $popupwidth}]
	set popupy [expr {$rooty - 3 - $popupheight}]
    }
    
    #
    # Get the current date from the datefield widget and both
    # show and select it on the calendar.
    #
    # Added catch for bad dates. Calendar then shows current date.
    if [catch "$itk_component(calendar) show [get]" err] {
	$itk_component(calendar) show now
	$itk_component(calendar) select now
    } else {
	$itk_component(calendar) select [get]
    }
    #
    # Display the popup at the calculated position.
    #
    wm geometry $itk_component(popup) +$popupx+$popupy
    wm deiconify $itk_component(popup)
    tkwait visibility $itk_component(popup)

    #
    # Perform either a local or global grab based on the -grab option.
    #
    if {$itk_option(-grab) == "local"} {
	grab $itk_component(popup)
    } else {
	grab -global $itk_component(popup)
    }

    #
    # Make sure the widget is above all others and give it focus.
    #
    raise $itk_component(popup)
    focus $itk_component(calendar)
}

# ------------------------------------------------------------------
# PROTECTED METHOD: _popupGetDate
#
# This method is the callback for selection of a date on the 
# calendar.  It releases the grab and sets the date in the
# datefield widget.
# ------------------------------------------------------------------
itcl::body iwidgets::Dateentry::_getPopupDate {date} {
    _releaseGrab 
    show $date
}

# ------------------------------------------------------------------
# PROTECTED METHOD: _releaseGrabCheck rootx rooty
#
# This method handles mouse button 1 events.  If the selection
# occured within the bounds of the calendar, then return normally
# and let the calendar handle the event.  Otherwise, we'll drop
# the calendar and release the grab.
# ------------------------------------------------------------------
itcl::body iwidgets::Dateentry::_releaseGrabCheck {rootx rooty} {
    set calx [winfo rootx $itk_component(calendar)]
    set caly [winfo rooty $itk_component(calendar)]
    set calwidth [winfo reqwidth $itk_component(calendar)]
    set calheight [winfo reqheight $itk_component(calendar)]

    if {($rootx < $calx) || ($rootx > ($calx + $calwidth)) || \
	    ($rooty < $caly) || ($rooty > ($caly + $calheight))} {
	_releaseGrab
	return -code break
    }
}

# ------------------------------------------------------------------
# PROTECTED METHOD: _releaseGrab
#
# This method releases the grab, destroys the popup, changes the 
# relief of the button back to raised and reapplies the binding
# to the icon button that engages the popup action.
# ------------------------------------------------------------------
itcl::body iwidgets::Dateentry::_releaseGrab {} {
    grab release $itk_component(popup)
    $itk_component(iconbutton) configure -relief raised
    destroy $itk_component(popup) 
    bind $itk_component(iconbutton) <Button-1> [itcl::code $this _popup]
}