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#!/usr/bin/tclsh
# Part of MCU 8051 IDE ( http://https://sourceforge.net/projects/mcu8051ide/ )
############################################################################
# Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012 by Martin Ošmera #
# martin.osmera@gmail.com #
# #
# Copyright (C) 2014 by Moravia Microsystems, s.r.o. #
# martin.osmera@gmail.com #
# #
# This program is free software; you can redistribute it and#or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the #
# Free Software Foundation, Inc., #
# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #
############################################################################
# >>> File inclusion guard
if { ! [ info exists _EVENTHANDLERS_TCL ] } {
set _EVENTHANDLERS_TCL _
# <<< File inclusion guard
# --------------------------------------------------------------------------
# DESCRIPTION
# Implements event handlers
# This file should be loaded into class Editor in file "editor.tcl"
# --------------------------------------------------------------------------
## Binding for event <Configure>
# Commit new width of the editor widget -- for correct line wrapping
# @return void
public method Configure {} {
if {$editor_to_use} {return}
# Check if program is loaded
if {!${::APPLICATION_LOADED}} {return}
# Adjust editor height
set eh_org $editor_height
adjust_editor_height
# Determinate width and height of the active area
set width [winfo width $editor]
incr width -6
incr width [expr {-($width % $defaultCharWidth)}]
# If width changed then adjust line wrapping
if {$editor_width != $width} {
set editor_width $width
set highlighted_lines [string repeat 0 [string bytelength $highlighted_lines]]
highlight_visible_area
} elseif {$eh_org != $editor_height} {
highlight_visible_area
}
}
## This function handles mouse click in frame which wraps the editor text widget
# This should happen much often, so this function ensures that everything
# is still ok.
# @parm Int x - X coordinate
# @parm Int y - Y coordinate
# @return void
public method click_under_editor {x y} {
Configure
catch {
$editor tag remove sel 0.0 end
}
# Move insertion cursor
$editor mark set insert [$editor index @$x,$y+1l]
# Adjust meters
rightPanel_adjust [expr {int([$editor index insert])}]
recalc_status_counter {} 1
$editor see insert
}
## Handle click on "Line numbers"
# Add/Remove breakpoint
# @parm Int x - realative X coordinate
# @parm Int y - realative Y coordinate
# @return void
public method lineNumbers_click {x y} {
Breakpoint [wrap_aux_line2idx [expr {int([$lineNumbers index @$x,$y])}]]
}
## Handle click on "Icon border"
# Add/Remove bookmarks
# @parm Int x - realative X coordinate
# @parm Int y - realative Y coordinate
# @return void
public method iconBorder_click {x y} {
Bookmark [wrap_aux_line2idx [expr {int([$iconBorder index @$x,$y])}]]
}
## Do the same as scroll + set up the scollbar
# @parm Float fraction0 - Freaction where to move
# @parm Float fraction1 - Freaction where to setup end of visible area for the scrollbar
# @return void
public method scrollSet {fraction0 fraction1} {
if {$editor_to_use} {return}
$scrollbar set $fraction0 $fraction1
scroll moveto $fraction0
}
public method scroll_0 args {
if {$editor_to_use} {return}
if {[lindex $args 0] != {moveto}} {
eval "$this scroll $args"
return
}
scroll [expr {int([lindex $args 1] * [$editor index end] + 1)}]
}
## Scroll simultaneously Icon border, Lines count and editor widget
# @parm String - Scroll command (eg. 'moveto')
# @parm Float - Scroll fraction
# @parm String = {} - Units
# @return void
public method scroll args {
if {$editor_to_use} {return}
# This function cannot be caled recursively
if {$scroll_in_progress} {return}
set scroll_in_progress 1
set line 0
if {[lindex $args 0] == {scroll}} {
set line [expr {int([$editor index @5,5])}]
set unit [string index [lindex $args end] 0]
if {$unit != {p}} {
incr line [lindex $args 1]
} else {
incr line [expr {30 * [lindex $args 1]}]
}
incr line -1
$editor yview $line
set row $line
incr row
set col 0
} else {
eval "$editor yview $args"
set idx [$editor index @5,5]
scan $idx "%d.%d" row col
$editor see $idx
}
highlight_visible_area ;# Highlight lines which hasn't been highlighted yet
update idletasks
set tmp_row $row
if {$number_of_wraps} {
set remaining $number_of_wraps
for {set i 1} {$i < $row} {incr i} {
set wrap [lindex $map_of_wraped_lines $i]
if {$wrap < 0} {
set wrap 0
}
incr tmp_row $wrap
incr remaining -$wrap
if {!$remaining} {break}
}
}
if {$col != 0} {
incr tmp_row [get_count_of_lines "$idx linestart" "$idx"]
}
incr tmp_row -1
$iconBorder yview $tmp_row
$lineNumbers yview $tmp_row
if {$number_of_wraps} {
if {$tmp_row != $line} {
highlight_visible_area ;# Highlight lines which hasn't been highlighted yet
}
}
# Done ...
update idletasks
set scroll_in_progress 0
}
## Invoke editor popup menu
# @parm Int X - absolute X coordinate
# @parm Int Y - absolute Y coordinate
# @parm Int x - relative X coordinate
# @parm Int y - relative Y coordinate
# @return void
public method popupMenu {X Y x y} {
if {![winfo exists $menu]} {return}
if {$frozen} {
set address [$parentObject simulator_line2address \
[expr {int([$editor index @$x,$y])}] \
[$parentObject simulator_get_filenumber $fullFileName] \
]
if {$address == {}} {
set state {disabled}
} else {
set state {normal}
}
$menu entryconfigure [::mc "LJMP this line"] -state $state
$menu entryconfigure [::mc "LCALL this line"] -state $state
} else {
$menu entryconfigure [::mc "LJMP this line"] -state disabled
$menu entryconfigure [::mc "LCALL this line"] -state disabled
}
tk_popup $menu $X $Y
$editor mark set insert "@$x,$y"
recalc_status_counter {} 0
}
## Invoke Icon Border popup menu
# @parm Int X - absolute X coordinate
# @parm Int Y - absolute Y coordinate
# @parm Int x - relative X coordinate
# @parm Int y - relative Y coordinate
# @return void
public method iconBorder_popup_menu {X Y x y} {
if {![winfo exists $IB_menu]} {return}
set line [expr {int([$iconBorder index @$x,$y])}]
set line [wrap_aux_line2idx $line]
set pmenu_cline $line
set bookmark [lindex $bookmarks $line]
tk_popup $IB_menu $X $Y
}
## Invoke Line Numbers popup menu
# @parm Int X - absolute X coordinate
# @parm Int Y - absolute Y coordinate
# @parm Int x - relative X coordinate
# @parm Int y - relative Y coordinate
# @return void
public method lineNumbers_popup_menu {X Y x y} {
if {![winfo exists $LN_menu]} {return}
set line [expr {int([$lineNumbers index @$x,$y])}]
set line [wrap_aux_line2idx $line]
set pmenu_cline $line
set breakpoint [lindex $breakpoints $line]
tk_popup $LN_menu $X $Y
}
## Invoke statusbar popup menu
# @parm Widget editor - Editor widget
# @parm Int X - absolute X coordinate
# @parm Int Y - absolute Y coordinate
# @return void
public method statusbar_popup_menu {editor X Y} {
if {![winfo exists $stat_menu]} {return}
if {[lindex $statusbar_menu_config 0] != 0} {
set state normal
} else {
set state disabled
}
$stat_menu entryconfigure [::mc "Split vertical"] -state $state
$stat_menu entryconfigure [::mc "Split horizontal"] -state $state
if {[lindex $statusbar_menu_config 1] != 0} {
set state normal
} else {
set state disabled
}
$stat_menu entryconfigure [::mc "Close current view"] -state $state
if {[lindex $statusbar_menu_config 2] != 0} {
set state normal
} else {
set state disabled
}
$stat_menu entryconfigure [::mc "Back"] -state $state
if {[lindex $statusbar_menu_config 3] != 0} {
set state normal
} else {
set state disabled
}
$stat_menu entryconfigure [::mc "Forward"] -state $state
set ::X::selectedView $this
focus $editor
tk_popup $stat_menu $X $Y
}
## Handles pseudo-event: "Selection"
# @return void
public method editor_selection {} {
if {$selection_in_progress} {return}
set selection_in_progress 1
switch -- $selection_mode {
0 { ;# Normal selection mode
}
1 { ;# Block selection mode
adjust_selection_to_block
}
}
set selection_in_progress 0
}
## Handles event: "Control-Key-Up"
# @return void
public method control_down {} {
$editor yview scroll 1 units
}
## Handles event: "Control-Key-Up"
# @return void
public method control_up {} {
$editor yview scroll -1 units
}
## Handles event: "Control-Shift-Key-Up" and "Control-Shift-Key-Down"
# @parm Bool up__down - 1 == Control-Shift-Key-Up; 0 == Control-Shift-Key-Down
# @return void
public method control_shift_updown {up__down} {
if {$up__down} {
if {int([$editor index insert]) == 1} {
return
}
} else {
if {(int([$editor index insert]) + 1) == int([$editor index end])} {
return
}
}
$editor configure -autoseparators 0
if {$up__down} {
set target_idx [$editor index {insert-1l}]
autocompletion_maybe_important_change [$editor index {insert-1l linestart}] [$editor index {insert lineend}]
} else {
set target_idx [$editor index {insert+1l}]
autocompletion_maybe_important_change [$editor index {insert linestart}] [$editor index {insert+1l lineend}]
}
catch {
$editor tag remove sel 1.0 end
}
set line0 [$editor get {insert linestart} {insert lineend}]
if {$up__down} {
set line1 [$editor get {insert-1l linestart} {insert-1l lineend}]
} else {
set line1 [$editor get {insert+1l linestart} {insert+1l lineend}]
}
$editor delete {insert linestart} {insert lineend}
if {$up__down} {
$editor delete {insert-1l linestart} {insert-1l lineend}
} else {
$editor delete {insert+1l linestart} {insert+1l lineend}
}
$editor insert insert $line1
if {$up__down} {
$editor insert {insert-1l} $line0
} else {
$editor insert {insert+1l} $line0
}
set idx [expr {int([$editor index insert])}]
parse $idx
manage_autocompletion_list $idx
if {$up__down} {
set idx [expr {int([$editor index insert-1l])}]
} else {
set idx [expr {int([$editor index insert+1l])}]
}
parse $idx
manage_autocompletion_list $idx
# Check spelling on the other line
update
spellcheck_check_all [expr {int([$editor index insert])}] 1
# Move insertion cursor
$editor mark set insert $target_idx
$editor see insert
$editor edit separator
$editor configure -autoseparators 1
}
## Handles event: "Shift-Key-Down"
# @return void
public method shift_down {} {
# Check spelling on the line which we are noe leaving
spellcheck_check_all [expr {int([$editor index insert])}]
tk::TextKeySelect $editor [get_up_down_idx 0]
# Adjust selection in list of bookmarks and list of breakpoints
rightPanel_adjust [expr {int([$editor index insert])}]
# Adjust status bar counters
recalc_status_counter {}
$editor see insert
}
## Handles event: "Shift-Key-Up"
# @return void
public method shift_up {} {
# Check spelling on the line which we are noe leaving
spellcheck_check_all [expr {int([$editor index insert])}]
tk::TextKeySelect $editor [get_up_down_idx 1]
# Adjust selection in list of bookmarks and list of breakpoints
rightPanel_adjust [expr {int([$editor index insert])}]
# Adjust status bar counters
recalc_status_counter {}
$editor see insert
}
## Handles event: "Key-Up"
# @return void
public method up {} {
# Check spelling on the line which we are now leaving
spellcheck_check_all [expr {int([$editor index insert])}]
# Move insertion cursor
$editor mark set insert [get_up_down_idx 1]
# Remove selection
catch {
$editor tag remove sel 1.0 end
}
# Adjust selection in list of bookmarks and list of breakpoints
rightPanel_adjust [expr {int([$editor index insert])}]
# Adjust status bar counters
recalc_status_counter {} 1
$editor see insert
}
## Handles event: "Key-Down"
# @return void
public method down {} {
# Check spelling on the line which we are now leaving
spellcheck_check_all [expr {int([$editor index insert])}]
# Focus completion popup window
if {$completion_win_opened} {
catch {
focus -force $completion_listbox
$completion_listbox selection set [$completion_listbox items 0]
}
return
}
# Move insertion cursor
$editor mark set insert [get_up_down_idx 0]
# Remove selection
catch {
$editor tag remove sel 1.0 end
}
# Adjust selection in list of bookmarks and list of breakpoints
rightPanel_adjust [expr {int([$editor index insert])}]
# Adjust status bar counters
recalc_status_counter {}
$editor see insert
}
## Handles event: "Key-Escape"
# @return void
public method key_escape {} {
if {$completion_win_opened} {
catch {
detete_text_in_editor sel.first sel.last
}
}
catch {
$editor tag remove sel 1.0 end
}
}
## Handles event: "Shift-Key-Home"
# @return void
public method shift_home {} {
# Selection tag defined
if {[llength [$editor tag nextrange sel 1.0]]} {
set sel_f [$editor index sel.first]
set sel_l [$editor index sel.last]
set idx0 [$editor index insert]
$editor tag remove sel 1.0 end
home_press
set idx1 [$editor index insert]
if {[$editor compare $idx0 == $sel_f]} {
$editor tag add sel $idx1 $sel_l
} elseif {[$editor compare $idx0 == $sel_l]} {
$editor tag add sel $sel_f $idx1
}
# Nothing selected
} else {
set idx [$editor index insert]
home_press
catch {
$editor tag remove sel 1.0 end
}
if {[$editor compare $idx < insert]} {
$editor tag add sel $idx insert
} else {
$editor tag add sel insert $idx
}
}
}
## Handles event: "Control-Key-Home"
# @return void
public method control_home {} {
$editor mark set insert 1.0
rightPanel_adjust [expr {int([$editor index insert])}]
resetUpDownIndex
recalc_status_counter {} 0
$editor see insert
}
## Handles event: "Control-Key-End"
# @return void
public method control_end {} {
$editor mark set insert end
rightPanel_adjust [expr {int([$editor index insert])}]
resetUpDownIndex
recalc_status_counter {} 0
$editor see insert
}
## Handles event: "Key-Home"
# @return void
public method home_press {} {
# Local variables
set idx [$editor index insert] ;# Insert index
set row [expr {int($idx)}] ;# Current row
regexp {\d+$} $idx col_original ;# Current column
# Determinate start line index (true line start)
if {[regexp {^\s+} [$editor get $row.0 "$row.0 lineend"] space]} {
set col [string length $space]
if {$col_original == $col} {
$editor mark set insert $row.0
} else {
$editor mark set insert $row.$col
}
} else {
$editor mark set insert $row.0
}
# Unset selection
catch {
$editor tag remove sel 1.0 end
}
# Adjust status bar counters
resetUpDownIndex
recalc_status_counter {} 0
$editor see insert
}
## Handles event: "Key-Tab"
# @return void
public method tab_press {} {
if {$spaces_no_tabs} {
set indent_char [string repeat { } $number_of_spaces]
} else {
set indent_char "\t"
}
# Nothing selected or popup completion window is opened -> insert tab character
if {$completion_win_opened || [$editor tag ranges sel] == {}} {
Key $indent_char
# Something selected -> indent
} else {
# convert selection indexes to line numbers
set start [expr {int([$editor index sel.first])}]
set end_o [$editor index sel.last]
set end [expr {int($end_o)}]
if {$end == $end_o} {incr end -1}
# perform indent on each line in the block
for {set line $start} {$line <= $end} {incr line} {
$editor insert $line.0 $indent_char
rightPanel_changeLineContent $line
restore_line_markers $line
}
$editor tag add sel $start.0 [expr {$end + 1}].0
# Recalculate status bar
recalc_status_counter {} 0
$editor see insert
}
}
## Handles event: "Shift-Key-Return", "Shift-Key-KP_Enter"
# Smart new line
# @return void
public method shift_enter {} {
if {$critical_edit_proc} {return}
set critical_edit_proc 1
# Check spelling on the line which we are noe leaving
spellcheck_check_all [expr {int([$editor index insert])}]
deleteselection
$editor insert insert "\n"
set line [$editor get [list insert-1l linestart] [list insert-1l lineend]]
if {![regexp {^\s*[^\w]+} $line line]} {
set critical_edit_proc 0
return
}
$editor insert insert $line
# Recalcutlate Left frame, status bar and right panel
$editor see insert
update
recalc_left_frame
recalc_status_counter {}
rightPanel_adjust [expr {int([$editor index insert])}]
set critical_edit_proc 0
# Reevaluate highlight on the next line if C language is used
if {$prog_language == 1} {
c_syntax_highlight [expr {int([$editor index insert])+1}]
}
}
## Handles event: "Key-Return", "Key-KP_Enter"
# @return void
public method enter {} {
if {$critical_edit_proc} {return}
set critical_edit_proc 1
$editor configure -autoseparators 0
set idx [$editor index insert] ;# Determinate insert index
$editor insert $idx "\n" ;# Insert EOL
resetUpDownIndex ;# Column changed
set idx [expr {int($idx)}]
incr idx
# Check spelling on the line which we are noe leaving
spellcheck_check_all $idx
# Keep indention of the previous line
if {$intentation_mode == {normal}} {
# Determinate indetication characters
set prev_line [$editor get \
[$editor index {insert-1l linestart}] \
[$editor index {insert-1l lineend}] \
]
if {[string length $prev_line]} {
set indent_chars {}
regexp {^\s+} $prev_line indent_chars
# Insert indentication characers from the previous line
if {$indent_chars != {}} {
$editor insert $idx.0 $indent_chars
}
if {$prev_line == $indent_chars} {
$editor delete {insert-1l linestart} {insert-1l lineend}
}
}
}
# Remove selected text
deleteselection
# Recalcutlate Left frame, status bar and right panel
$editor see $idx.0
update
recalc_left_frame
recalc_status_counter {}
rightPanel_adjust $idx
set critical_edit_proc 0
# Reevaluate highlight on the next line if C language is used
if {$prog_language == 1} {
incr idx
c_syntax_highlight $idx
}
$editor edit separator
$editor configure -autoseparators 1
}
## Handles event: 'Menu'
# @return void
public method Key_Menu {} {
# Close autocompletion popup window
if {$completion_win_opened} {
close_completion_popup_window
}
# Invoke popup menu
$editor see insert
set bbox [$editor bbox [$editor index insert]]
tk_popup $menu \
[expr {[winfo rootx $editor] + [lindex $bbox 0] + 10}] \
[expr {[winfo rooty $editor] + [lindex $bbox 1] + 10}]
}
## Handles event: 'KeyRelease'
# @parm String key - Key name
# @return void
public method KeyRelease {key} {
if {[lsearch {ISO_Next_Group ISO_Prev_Group Alt_R Alt_L Control Meta Shift_L Shift_R} $key] == -1} {
if {$do_not_hide_comp_win} {
set do_not_hide_comp_win 0
} else {
close_completion_popup_window
}
}
}
## Handles event: 'Key'
# @return void
public method Key {key {key_k {}}} {
# Skip values with no meaning for us herw
if {![string is print -strict $key] && $key != "\t"} {
return
}
if {$key_handler_in_progress} {
if {[llength $key_handler_buffer] < 4} {
lappend key_handler_buffer $key
}
return
}
set key_handler_in_progress 1
set scroll_in_progress 1 ;# Block scrolling
spellcheck_change_detected_pre
autocompletion_maybe_important_change insert insert
$editor configure -autoseparators 0
if {
$auto_brackets &&
($key == {'} || $key == "\"" || $key == {(} || $key == "\[" || $key == "\{")
} then {
# Enclose selected text by the selected charactere
if {[llength [$editor tag nextrange sel 1.0]]} {
$editor insert sel.first $key
switch -- $key {
{(} {$editor insert sel.last {)}}
{[} {$editor insert sel.last {]}}
"\{" {$editor insert sel.last "\}"}
default {
$editor insert sel.last $key
}
}
$editor mark set insert sel.last
$editor tag remove sel 1.0 end
# Insert the selected character twice
} else {
set next_char [$editor get insert insert+1c]
$editor insert insert $key
switch -- $key {
{(} {$editor insert insert {)}}
{[} {$editor insert insert {]}}
"\{" {$editor insert insert "\}"}
{'} {
if {$next_char != {'}} {
$editor insert insert {'}
}
}
"\"" {
if {$next_char != "\""} {
$editor insert insert "\""
}
}
default {
$editor insert insert $key
}
}
$editor mark set insert {insert - 1c}
}
} else {
# Delete selected text
deleteselection
# Mode overwrite
if {!$ins_ovr_mode} {
if {[$editor compare insert != {insert lineend}]} {
detete_text_in_editor insert insert+1c
}
}
# Insert the given character
$editor insert insert $key
}
# Restore highlight on the current line
parse [expr {int([$editor index insert])}]
set scroll_in_progress 1 ;# Block scrolling
recalc_left_frame
set scroll_in_progress 1 ;# Block scrolling
# Invoke popup completion menu
if {$auto_completion} {
aux_Key_autocompletion_0 \
[$editor index {insert-1c wordstart}] \
[$editor index {insert-1c wordend}]
}
$editor edit separator
$editor configure -autoseparators 1
if {[llength $key_handler_buffer]} {
set key [lindex $key_handler_buffer 0]
set key_handler_buffer [lreplace $key_handler_buffer 0 0]
update
set scroll_in_progress 0 ;# Unblock scrolling
set key_handler_in_progress 0
Key $key
}
set key_handler_in_progress 0
update
set scroll_in_progress 0 ;# Unblock scrolling
spellcheck_change_detected_post
}
## Handles event: 'Key-Delete'
# @return void
public method key_delete {} {
if {![$this deleteselection 1]} {
if {[$editor compare {insert linestart} != {insert+1c linestart}]} {
set remove_trailing_space 1
} else {
set remove_trailing_space 0
}
$this detete_text_in_editor insert insert+1c
if {$remove_trailing_space && [regexp {\s+$} [$editor get {insert linestart} {insert lineend}] space]} {
set line_end [$editor index {insert lineend}]
$editor delete $line_end-[string length $space]c {insert lineend}
}
}
$this resetUpDownIndex
$this recalc_left_frame
$this parse [expr {int([$editor index insert])}]
update
}
## Handles event: 'Key-Backspace'
# @return void
public method key_backspace {} {
if {$auto_brackets} {
set char0 [$editor get insert-1c insert]
set char1 [$editor get insert insert+1c]
if {
($char0 == "\{" && $char1 == "\}") ||
($char0 == {(} && $char1 == {)}) ||
($char0 == {[} && $char1 == {]})
} then {
$this detete_text_in_editor insert insert+1c
} elseif {$char0 == $char1 && ($char0 == "\"" || $char1 == {'})} {
$this detete_text_in_editor insert insert+1c
}
}
if {![$this deleteselection]} {
$this detete_text_in_editor insert-1c insert
}
$this resetUpDownIndex
$this recalc_left_frame
$this parse [expr {int([$editor index insert])}]
update
}
# >>> File inclusion guard
}
# <<< File inclusion guard
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