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processing/java/src/processing/mode/java/pdex/TextArea.java at master · sailuo/processing · GitHub
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processing
/
java
/
src
/
processing
/
mode
/
java
/
pdex
/
TextArea.java
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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Processing project - http://processing.org
Copyright (c) 2012-15 The Processing Foundation
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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.
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package
processing
.
mode
.
java
.
pdex
;
import
static
processing
.
mode
.
java
.
pdex
.
ExperimentalMode
.
log
;
import
static
processing
.
mode
.
java
.
pdex
.
ExperimentalMode
.
log2
;
import
processing
.
mode
.
java
.
debug
.
DebugEditor
;
import
processing
.
mode
.
java
.
tweak
.
ColorControlBox
;
import
processing
.
mode
.
java
.
tweak
.
Handle
;
import
java
.
awt
.
Color
;
import
java
.
awt
.
Cursor
;
import
java
.
awt
.
FontMetrics
;
import
java
.
awt
.
Point
;
import
java
.
awt
.
event
.
ComponentListener
;
import
java
.
awt
.
event
.
KeyEvent
;
import
java
.
awt
.
event
.
KeyListener
;
import
java
.
awt
.
event
.
MouseEvent
;
import
java
.
awt
.
event
.
MouseListener
;
import
java
.
awt
.
event
.
MouseMotionListener
;
import
java
.
util
.
HashMap
;
import
java
.
util
.
List
;
import
java
.
util
.
Map
;
import
javax
.
swing
.
DefaultListModel
;
import
javax
.
swing
.
SwingWorker
;
import
processing
.
app
.
Base
;
import
processing
.
app
.
syntax
.
JEditTextArea
;
import
processing
.
app
.
syntax
.
TextAreaDefaults
;
/**
* Customized text area. Adds support for line background colors.
* @author Martin Leopold <m@martinleopold.com>
*/
public
class
TextArea
extends
JEditTextArea
{
protected
MouseListener
[]
mouseListeners
;
// cached mouselisteners, these are wrapped by MouseHandler
protected
DebugEditor
editor
;
// the editor
// line properties
protected
Map
<
Integer
,
Color
>
lineColors
=
new
HashMap
<
Integer
,
Color
>();
// contains line background colors
// left-hand gutter properties
protected
int
gutterPadding
=
3
;
// [px] space added to the left and right of gutter chars
protected
Color
gutterBgColor
=
new
Color
(
252
,
252
,
252
);
// gutter background color
protected
Color
gutterLineColor
=
new
Color
(
233
,
233
,
233
);
// color of vertical separation line
public
String
breakpointMarker
=
"<>"
;
// the text marker for highlighting breakpoints in the gutter
public
String
currentLineMarker
=
"->"
;
// the text marker for highlighting the current line in the gutter
protected
Map
<
Integer
,
String
>
gutterText
=
new
HashMap
<
Integer
,
String
>();
// maps line index to gutter text
protected
Map
<
Integer
,
Color
>
gutterTextColors
=
new
HashMap
<
Integer
,
Color
>();
// maps line index to gutter text color
protected
TextAreaPainter
customPainter
;
protected
ErrorCheckerService
errorCheckerService
;
public
TextArea
(
TextAreaDefaults
defaults
,
DebugEditor
editor
) {
super
(
defaults
);
this
.
editor
=
editor
;
// replace the painter:
// first save listeners, these are package-private in JEditTextArea, so not accessible
ComponentListener
[]
componentListeners
=
painter
.
getComponentListeners
();
mouseListeners
=
painter
.
getMouseListeners
();
MouseMotionListener
[]
mouseMotionListeners
=
painter
.
getMouseMotionListeners
();
remove
(
painter
);
// set new painter
customPainter
=
new
TextAreaPainter
(
this
,
defaults
);
painter
=
customPainter
;
// set listeners
for
(
ComponentListener
cl
:
componentListeners
) {
painter
.
addComponentListener
(
cl
);
}
for
(
MouseMotionListener
mml
:
mouseMotionListeners
) {
painter
.
addMouseMotionListener
(
mml
);
}
// use a custom mouse handler instead of directly using mouseListeners
MouseHandler
mouseHandler
=
new
MouseHandler
();
painter
.
addMouseListener
(
mouseHandler
);
painter
.
addMouseMotionListener
(
mouseHandler
);
//addCompletionPopupListner();
add
(
CENTER
,
painter
);
// load settings from theme.txt
ExperimentalMode
theme
= (
ExperimentalMode
)
editor
.
getMode
();
gutterBgColor
=
theme
.
getThemeColor
(
"gutter.bgcolor"
,
gutterBgColor
);
gutterLineColor
=
theme
.
getThemeColor
(
"gutter.linecolor"
,
gutterLineColor
);
gutterPadding
=
theme
.
getInteger
(
"gutter.padding"
);
breakpointMarker
=
theme
.
loadThemeString
(
"breakpoint.marker"
,
breakpointMarker
);
currentLineMarker
=
theme
.
loadThemeString
(
"currentline.marker"
,
currentLineMarker
);
// TweakMode code
prevCompListeners
=
painter
.
getComponentListeners
();
prevMouseListeners
=
painter
.
getMouseListeners
();
prevMMotionListeners
=
painter
.
getMouseMotionListeners
();
prevKeyListeners
=
editor
.
getKeyListeners
();
interactiveMode
=
false
;
addPrevListeners
();
}
/**
* Sets ErrorCheckerService and loads theme for TextArea(XQMode)
*
* @param ecs
* @param mode
*/
public
void
setECSandThemeforTextArea
(
ErrorCheckerService
ecs
,
ExperimentalMode
mode
) {
errorCheckerService
=
ecs
;
customPainter
.
setECSandTheme
(
ecs
,
mode
);
}
/**
* Handles KeyEvents for TextArea
* Code completion begins from here.
*/
public
void
processKeyEvent
(
KeyEvent
evt
) {
//if(Base.isMacOS() && evt.isControlDown()) System.out.println("Ctrl down: " + evt);
if
(
evt
.
getKeyCode
() ==
KeyEvent
.
VK_ESCAPE
){
if
(
suggestion
!=
null
){
if
(
suggestion
.
isVisible
()){
log
(
"esc key"
);
hideSuggestion
();
evt
.
consume
();
return
;
}
}
}
else
if
(
evt
.
getKeyCode
() ==
KeyEvent
.
VK_ENTER
&&
evt
.
getID
() ==
KeyEvent
.
KEY_PRESSED
){
if
(
suggestion
!=
null
) {
if
(
suggestion
.
isVisible
()) {
if
(
suggestion
.
insertSelection
(
CompletionPanel
.
KEYBOARD_COMPLETION
)) {
//hideSuggestion(); // Kill it!
evt
.
consume
();
// Still try to show suggestions after inserting if it's
// the case of overloaded methods. See #2755
if
(
suggestion
.
isVisible
())
prepareSuggestions
(
evt
);
return
;
}
}
}
}
if
(
evt
.
getID
() ==
KeyEvent
.
KEY_PRESSED
) {
switch
(
evt
.
getKeyCode
()) {
case
KeyEvent
.
VK_DOWN
:
if
(
suggestion
!=
null
)
if
(
suggestion
.
isVisible
()) {
//log("KeyDown");
suggestion
.
moveDown
();
return
;
}
break
;
case
KeyEvent
.
VK_UP
:
if
(
suggestion
!=
null
)
if
(
suggestion
.
isVisible
()) {
//log("KeyUp");
suggestion
.
moveUp
();
return
;
}
break
;
case
KeyEvent
.
VK_BACK_SPACE
:
log
(
"BK Key"
);
break
;
case
KeyEvent
.
VK_SPACE
:
if
(
suggestion
!=
null
)
if
(
suggestion
.
isVisible
()) {
log
(
"Space bar, hide completion list"
);
suggestion
.
hide
();
}
break
;
default
:
break
;
}
}
super
.
processKeyEvent
(
evt
);
if
(
editor
.
hasJavaTabs
)
return
;
// code completion disabled if java tabs
if
(
evt
.
getID
() ==
KeyEvent
.
KEY_TYPED
) {
char
keyChar
=
evt
.
getKeyChar
();
if
(
keyChar
==
KeyEvent
.
VK_ENTER
||
keyChar
==
KeyEvent
.
VK_ESCAPE
||
keyChar
==
KeyEvent
.
VK_TAB
||
keyChar
==
KeyEvent
.
CHAR_UNDEFINED
) {
return
;
}
else
if
(
keyChar
==
')'
) {
hideSuggestion
();
// See #2741
return
;
}
final
KeyEvent
evt2
=
evt
;
if
(
keyChar
==
'.'
) {
if
(
ExperimentalMode
.
codeCompletionsEnabled
) {
log
(
"[KeyEvent]"
+
KeyEvent
.
getKeyText
(
evt2
.
getKeyCode
()) +
" |Prediction started"
);
log
(
"Typing: "
+
fetchPhrase
(
evt2
));
}
}
else
if
(
keyChar
==
' '
) {
// Trigger on Ctrl-Space
if
(!
Base
.
isMacOS
() &&
ExperimentalMode
.
codeCompletionsEnabled
&&
(
evt
.
isControlDown
() ||
evt
.
isMetaDown
())) {
SwingWorker
<
Object
,
Object
>
worker
=
new
SwingWorker
<
Object
,
Object
>() {
protected
Object
doInBackground
()
throws
Exception
{
// Provide completions only if it's enabled
if
(
ExperimentalMode
.
codeCompletionsEnabled
) {
getDocument
().
remove
(
getCaretPosition
() -
1
,
1
);
// Remove the typed space
log
(
"[KeyEvent]"
+
evt2
.
getKeyChar
() +
" |Prediction started"
);
log
(
"Typing: "
+
fetchPhrase
(
evt2
));
}
return
null
;
}
};
worker
.
execute
();
}
else
{
hideSuggestion
();
// hide on spacebar
}
}
else
{
if
(
ExperimentalMode
.
codeCompletionsEnabled
) {
prepareSuggestions
(
evt2
);
}
}
}
// #2699 - Special case for OS X, where Ctrl-Space is not detected as Key_Typed -_-
else
if
(
Base
.
isMacOS
() &&
evt
.
getID
() ==
KeyEvent
.
KEY_RELEASED
&&
evt
.
getKeyCode
() ==
KeyEvent
.
VK_SPACE
&&
evt
.
isControlDown
()) {
final
KeyEvent
evt2
=
evt
;
SwingWorker
<
Object
,
Object
>
worker
=
new
SwingWorker
<
Object
,
Object
>() {
protected
Object
doInBackground
()
throws
Exception
{
// Provide completions only if it's enabled
if
(
ExperimentalMode
.
codeCompletionsEnabled
) {
log
(
"[KeyEvent]"
+
KeyEvent
.
getKeyText
(
evt2
.
getKeyCode
()) +
" |Prediction started"
);
log
(
"Typing: "
+
fetchPhrase
(
evt2
));
}
return
null
;
}
};
worker
.
execute
();
}
}
/**
* Kickstart auto-complete suggestions
* @param evt - KeyEvent
*/
private
void
prepareSuggestions
(
final
KeyEvent
evt
){
SwingWorker
<
Object
,
Object
>
worker
=
new
SwingWorker
<
Object
,
Object
>() {
protected
Object
doInBackground
()
throws
Exception
{
// Provide completions only if it's enabled
if
(
ExperimentalMode
.
codeCompletionsEnabled
&& (
ExperimentalMode
.
ccTriggerEnabled
||
suggestion
.
isVisible
())) {
log
(
"[KeyEvent]"
+
evt
.
getKeyChar
() +
" |Prediction started"
);
log
(
"Typing: "
+
fetchPhrase
(
evt
));
}
return
null
;
}
};
worker
.
execute
();
}
/**
* Retrieves the word on which the mouse pointer is present
* @param evt - the MouseEvent which triggered this method
* @return
*/
private
String
fetchPhrase
(
MouseEvent
evt
) {
log
(
"--handle Mouse Right Click--"
);
int
off
=
xyToOffset
(
evt
.
getX
(),
evt
.
getY
());
if
(
off
<
0
)
return
null
;
int
line
=
getLineOfOffset
(
off
);
if
(
line
<
0
)
return
null
;
String
s
=
getLineText
(
line
);
if
(
s
==
null
)
return
null
;
else
if
(
s
.
length
() ==
0
)
return
null
;
else
{
int
x
=
xToOffset
(
line
,
evt
.
getX
()),
x2
=
x
+
1
,
x1
=
x
-
1
;
int
xLS
=
off
-
getLineStartNonWhiteSpaceOffset
(
line
);
log
(
"x="
+
x
);
if
(
x
<
0
||
x
>=
s
.
length
())
return
null
;
String
word
=
s
.
charAt
(
x
) +
""
;
if
(
s
.
charAt
(
x
) ==
' '
)
return
null
;
if
(!(
Character
.
isLetterOrDigit
(
s
.
charAt
(
x
)) ||
s
.
charAt
(
x
) ==
'_'
||
s
.
charAt
(
x
) ==
'$'
))
return
null
;
int
i
=
0
;
while
(
true
) {
i
++;
if
(
x1
>=
0
&&
x1
<
s
.
length
()) {
if
(
Character
.
isLetter
(
s
.
charAt
(
x1
)) ||
s
.
charAt
(
x1
) ==
'_'
) {
word
=
s
.
charAt
(
x1
--) +
word
;
xLS
--;
}
else
x1
= -
1
;
}
else
x1
= -
1
;
if
(
x2
>=
0
&&
x2
<
s
.
length
()) {
if
(
Character
.
isLetterOrDigit
(
s
.
charAt
(
x2
)) ||
s
.
charAt
(
x2
) ==
'_'
||
s
.
charAt
(
x2
) ==
'$'
)
word
=
word
+
s
.
charAt
(
x2
++);
else
x2
= -
1
;
}
else
x2
= -
1
;
if
(
x1
<
0
&&
x2
<
0
)
break
;
if
(
i
>
200
) {
// time out!
break
;
}
}
if
(
Character
.
isDigit
(
word
.
charAt
(
0
)))
return
null
;
log
(
"Mouse click, word: "
+
word
.
trim
());
errorCheckerService
.
getASTGenerator
().
setLastClickedWord
(
line
,
word
,
xLS
);
return
word
.
trim
();
}
}
/**
* Retrieves the current word typed just before the caret.
* Then triggers code completion for that word.
*
* @param evt - the KeyEvent which triggered this method
* @return
*/
public
String
fetchPhrase
(
KeyEvent
evt
) {
int
off
=
getCaretPosition
();
log2
(
"off "
+
off
);
if
(
off
<
0
)
return
null
;
int
line
=
getCaretLine
();
if
(
line
<
0
)
return
null
;
String
s
=
getLineText
(
line
);
log2
(
"lin "
+
line
);
//log2(s + " len " + s.length());
int
x
=
getCaretPosition
() -
getLineStartOffset
(
line
) -
1
,
x1
=
x
-
1
;
if
(
x
>=
s
.
length
() ||
x
<
0
) {
//log("X is " + x + ". Returning null");
hideSuggestion
();
return
null
;
//TODO: Does this check cause problems? Verify.
}
log2
(
" x char: "
+
s
.
charAt
(
x
));
if
(!(
Character
.
isLetterOrDigit
(
s
.
charAt
(
x
)) ||
s
.
charAt
(
x
) ==
'_'
||
s
.
charAt
(
x
) ==
'('
||
s
.
charAt
(
x
) ==
'.'
)) {
//log("Char before caret isn't a letter/digit/_(. so no predictions");
hideSuggestion
();
return
null
;
}
else
if
(
x
>
0
&& (
s
.
charAt
(
x
-
1
) ==
' '
||
s
.
charAt
(
x
-
1
) ==
'('
)
&&
Character
.
isDigit
(
s
.
charAt
(
x
))) {
//log("Char before caret isn't a letter, but ' ' or '(', so no predictions");
hideSuggestion
();
// See #2755, Option 2 comment
return
null
;
}
else
if
(
x
==
0
){
//log("X is zero");
hideSuggestion
();
return
null
;
}
//int xLS = off - getLineStartNonWhiteSpaceOffset(line);
String
word
= (
x
<
s
.
length
() ?
s
.
charAt
(
x
) :
""
) +
""
;
if
(
s
.
trim
().
length
() ==
1
) {
// word = ""
// + (keyChar == KeyEvent.CHAR_UNDEFINED ? s.charAt(x - 1) : keyChar);
//word = (x < s.length()?s.charAt(x):"") + "";
word
=
word
.
trim
();
if
(
word
.
endsWith
(
"."
))
word
=
word
.
substring
(
0
,
word
.
length
() -
1
);
errorCheckerService
.
getASTGenerator
().
preparePredictions
(
word
,
line
+
errorCheckerService
.
mainClassOffset
,
0
);
return
word
;
}
int
i
=
0
;
int
closeB
=
0
;
while
(
true
) {
i
++;
//TODO: currently works on single line only. "a. <new line> b()" won't be detected
if
(
x1
>=
0
) {
// if (s.charAt(x1) != ';' && s.charAt(x1) != ',' && s.charAt(x1) != '(')
if
(
Character
.
isLetterOrDigit
(
s
.
charAt
(
x1
)) ||
s
.
charAt
(
x1
) ==
'_'
||
s
.
charAt
(
x1
) ==
'.'
||
s
.
charAt
(
x1
) ==
')'
||
s
.
charAt
(
x1
) ==
']'
) {
if
(
s
.
charAt
(
x1
) ==
')'
) {
word
=
s
.
charAt
(
x1
--) +
word
;
closeB
++;
while
(
x1
>=
0
&&
closeB
>
0
) {
word
=
s
.
charAt
(
x1
) +
word
;
if
(
s
.
charAt
(
x1
) ==
'('
)
closeB
--;
if
(
s
.
charAt
(
x1
) ==
')'
)
closeB
++;
x1
--;
}
}
else
if
(
s
.
charAt
(
x1
) ==
']'
) {
word
=
s
.
charAt
(
x1
--) +
word
;
closeB
++;
while
(
x1
>=
0
&&
closeB
>
0
) {
word
=
s
.
charAt
(
x1
) +
word
;
if
(
s
.
charAt
(
x1
) ==
'['
)
closeB
--;
if
(
s
.
charAt
(
x1
) ==
']'
)
closeB
++;
x1
--;
}
}
else
{
word
=
s
.
charAt
(
x1
--) +
word
;
}
}
else
{
break
;
}
}
else
{
break
;
}
if
(
i
>
200
) {
// time out!
break
;
}
}
if
(
Character
.
isDigit
(
word
.
charAt
(
0
)))
return
null
;
word
=
word
.
trim
();
// if (word.endsWith("."))
// word = word.substring(0, word.length() - 1);
int
lineStartNonWSOffset
=
0
;
if
(
word
.
length
() >=
ExperimentalMode
.
codeCompletionTriggerLength
) {
errorCheckerService
.
getASTGenerator
()
.
preparePredictions
(
word
,
line
+
errorCheckerService
.
mainClassOffset
,
lineStartNonWSOffset
);
}
return
word
;
}
/**
* Retrieve the total width of the gutter area.
*
* @return gutter width in pixels
*/
protected
int
getGutterWidth
() {
if
(
editor
.
debugToolbarEnabled
==
null
|| !
editor
.
debugToolbarEnabled
.
get
()){
return
0
;
}
FontMetrics
fm
=
painter
.
getFontMetrics
();
// log("fm: " + (fm == null));
// log("editor: " + (editor == null));
//log("BPBPBPBPB: " + (editor.breakpointMarker == null));
int
textWidth
=
Math
.
max
(
fm
.
stringWidth
(
breakpointMarker
),
fm
.
stringWidth
(
currentLineMarker
));
return
textWidth
+
2
*
gutterPadding
;
}
/**
* Retrieve the width of margins applied to the left and right of the gutter
* text.
*
* @return margins in pixels
*/
protected
int
getGutterMargins
() {
if
(
editor
.
debugToolbarEnabled
==
null
|| !
editor
.
debugToolbarEnabled
.
get
()){
return
0
;
}
return
gutterPadding
;
}
/**
* Set the gutter text of a specific line.
*
* @param lineIdx
* the line index (0-based)
* @param text
* the text
*/
public
void
setGutterText
(
int
lineIdx
,
String
text
) {
gutterText
.
put
(
lineIdx
,
text
);
painter
.
invalidateLine
(
lineIdx
);
}
/**
* Set the gutter text and color of a specific line.
*
* @param lineIdx
* the line index (0-based)
* @param text
* the text
* @param textColor
* the text color
*/
public
void
setGutterText
(
int
lineIdx
,
String
text
,
Color
textColor
) {
gutterTextColors
.
put
(
lineIdx
,
textColor
);
setGutterText
(
lineIdx
,
text
);
}
/**
* Clear the gutter text of a specific line.
*
* @param lineIdx
* the line index (0-based)
*/
public
void
clearGutterText
(
int
lineIdx
) {
gutterText
.
remove
(
lineIdx
);
painter
.
invalidateLine
(
lineIdx
);
}
/**
* Clear all gutter text.
*/
public
void
clearGutterText
() {
for
(
int
lineIdx
:
gutterText
.
keySet
()) {
painter
.
invalidateLine
(
lineIdx
);
}
gutterText
.
clear
();
}
/**
* Retrieve the gutter text of a specific line.
*
* @param lineIdx
* the line index (0-based)
* @return the gutter text
*/
public
String
getGutterText
(
int
lineIdx
) {
return
gutterText
.
get
(
lineIdx
);
}
/**
* Retrieve the gutter text color for a specific line.
*
* @param lineIdx
* the line index
* @return the gutter text color
*/
public
Color
getGutterTextColor
(
int
lineIdx
) {
return
gutterTextColors
.
get
(
lineIdx
);
}
/**
* Set the background color of a line.
*
* @param lineIdx
* 0-based line number
* @param col
* the background color to set
*/
public
void
setLineBgColor
(
int
lineIdx
,
Color
col
) {
lineColors
.
put
(
lineIdx
,
col
);
painter
.
invalidateLine
(
lineIdx
);
}
/**
* Clear the background color of a line.
*
* @param lineIdx
* 0-based line number
*/
public
void
clearLineBgColor
(
int
lineIdx
) {
lineColors
.
remove
(
lineIdx
);
painter
.
invalidateLine
(
lineIdx
);
}
/**
* Clear all line background colors.
*/
public
void
clearLineBgColors
() {
for
(
int
lineIdx
:
lineColors
.
keySet
()) {
painter
.
invalidateLine
(
lineIdx
);
}
lineColors
.
clear
();
}
/**
* Get a lines background color.
*
* @param lineIdx
* 0-based line number
* @return the color or null if no color was set for the specified line
*/
public
Color
getLineBgColor
(
int
lineIdx
) {
return
lineColors
.
get
(
lineIdx
);
}
/**
* Convert a character offset to a horizontal pixel position inside the text
* area. Overridden to take gutter width into account.
*
* @param line
* the 0-based line number
* @param offset
* the character offset (0 is the first character on a line)
* @return the horizontal position
*/
@
Override
public
int
_offsetToX
(
int
line
,
int
offset
) {
return
super
.
_offsetToX
(
line
,
offset
) +
getGutterWidth
();
}
/**
* Convert a horizontal pixel position to a character offset. Overridden to
* take gutter width into account.
*
* @param line
* the 0-based line number
* @param x
* the horizontal pixel position
* @return he character offset (0 is the first character on a line)
*/
@
Override
public
int
xToOffset
(
int
line
,
int
x
) {
return
super
.
xToOffset
(
line
,
x
-
getGutterWidth
());
}
/**
* Custom mouse handler. Implements double clicking in the gutter area to
* toggle breakpoints, sets default cursor (instead of text cursor) in the
* gutter area.
*/
protected
class
MouseHandler
implements
MouseListener
,
MouseMotionListener
{
protected
int
lastX
;
// previous horizontal positon of the mouse cursor
@
Override
public
void
mouseClicked
(
MouseEvent
me
) {
// forward to standard listeners
for
(
MouseListener
ml
:
mouseListeners
) {
ml
.
mouseClicked
(
me
);
}
}
@
Override
public
void
mousePressed
(
MouseEvent
me
) {
// check if this happened in the gutter area
if
(
me
.
getX
() <
getGutterWidth
()) {
if
(
me
.
getButton
() ==
MouseEvent
.
BUTTON1
&&
me
.
getClickCount
() ==
2
) {
int
line
=
me
.
getY
() /
painter
.
getFontMetrics
().
getHeight
()
+
firstLine
;
if
(
line
>=
0
&&
line
<=
getLineCount
() -
1
) {
editor
.
gutterDblClicked
(
line
);
}
}
return
;
}
if
(
me
.
getButton
() ==
MouseEvent
.
BUTTON3
) {
if
(!
editor
.
hasJavaTabs
){
// tooltips, etc disabled for java tabs
fetchPhrase
(
me
);
}
}
// forward to standard listeners
for
(
MouseListener
ml
:
mouseListeners
) {
ml
.
mousePressed
(
me
);
}
}
@
Override
public
void
mouseReleased
(
MouseEvent
me
) {
// forward to standard listeners
for
(
MouseListener
ml
:
mouseListeners
) {
ml
.
mouseReleased
(
me
);
}
}
@
Override
public
void
mouseEntered
(
MouseEvent
me
) {
// forward to standard listeners
for
(
MouseListener
ml
:
mouseListeners
) {
ml
.
mouseEntered
(
me
);
}
}
@
Override
public
void
mouseExited
(
MouseEvent
me
) {
// forward to standard listeners
for
(
MouseListener
ml
:
mouseListeners
) {
ml
.
mouseExited
(
me
);
}
}
@
Override
public
void
mouseDragged
(
MouseEvent
me
) {
// No need to forward since the standard MouseMotionListeners are called anyway
// nop
}
@
Override
public
void
mouseMoved
(
MouseEvent
me
) {
// No need to forward since the standard MouseMotionListeners are called anyway
if
(
me
.
getX
() <
getGutterWidth
()) {
if
(
lastX
>=
getGutterWidth
()) {
painter
.
setCursor
(
new
Cursor
(
Cursor
.
DEFAULT_CURSOR
));
}
}
else
{
if
(
lastX
<
getGutterWidth
()) {
painter
.
setCursor
(
new
Cursor
(
Cursor
.
TEXT_CURSOR
));
}
}
lastX
=
me
.
getX
();
}
}
private
CompletionPanel
suggestion
;
//JEditTextArea textarea;
/* No longer used
private void addCompletionPopupListner() {
this.addKeyListener(new KeyListener() {
@Override
public void keyTyped(KeyEvent e) {
}
@Override
public void keyReleased(KeyEvent e) {
if (Character.isLetterOrDigit(e.getKeyChar())
|| e.getKeyChar() == KeyEvent.VK_BACK_SPACE
|| e.getKeyChar() == KeyEvent.VK_DELETE) {
// SwingUtilities.invokeLater(new Runnable() {
// @Override
// public void run() {
// showSuggestion();
// }
//
// });
} else if (Character.isWhitespace(e.getKeyChar())
|| e.getKeyChar() == KeyEvent.VK_ESCAPE) {
hideSuggestion();
}
}
@Override
public void keyPressed(KeyEvent e) {
}
});
}*/
// appears unused, removed when looking to change completion trigger [fry 140801]
/*
public void showSuggestionLater(final DefaultListModel defListModel, final String word) {
SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
showSuggestion(defListModel,word);
}
});
}
*/
/**
* Calculates location of caret and displays the suggestion popup at the location.
*
* @param defListModel
* @param subWord
*/
protected
void
showSuggestion
(
DefaultListModel
<
CompletionCandidate
>
defListModel
,
String
subWord
) {
hideSuggestion
();
if
(
defListModel
.
size
() ==
0
) {
log
(
"TextArea: No suggestions to show."
);
return
;
}
int
position
=
getCaretPosition
();
Point
location
=
new
Point
();
try
{
location
.
x
=
offsetToX
(
getCaretLine
(),
position
-
getLineStartOffset
(
getCaretLine
()));
location
.
y
=
lineToY
(
getCaretLine
())
+
getPainter
().
getFontMetrics
().
getHeight
() +
getPainter
().
getFontMetrics
().
getDescent
();
//log("TA position: " + location);
}
catch
(
Exception
e2
) {
e2
.
printStackTrace
();
return
;
}
if
(
subWord
.
length
() <
2
) {
return
;
}
//if (suggestion == null)
suggestion
=
new
CompletionPanel
(
this
,
position
,
subWord
,
defListModel
,
location
,
editor
);
// else
// suggestion.updateList(defListModel, subWord, location, position);
//
// suggestion.setVisible(true);
requestFocusInWindow
();
// SwingUtilities.invokeLater(new Runnable() {
// @Override
// public void run() {
// requestFocusInWindow();
// }
// });
}
/**
* Hides suggestion popup
*/
public
void
hideSuggestion
() {
if
(
suggestion
!=
null
) {
suggestion
.
hide
();
//log("Suggestion hidden.");
suggestion
=
null
;
}
}
// TweakMode code
// save input listeners to stop/start text edit
ComponentListener
[]
prevCompListeners
;
MouseListener
[]
prevMouseListeners
;
MouseMotionListener
[]
prevMMotionListeners
;
KeyListener
[]
prevKeyListeners
;
boolean
interactiveMode
;
/* remove all standard interaction listeners */
public
void
removeAllListeners
()
{
ComponentListener
[]
componentListeners
=
painter
.
getComponentListeners
();
MouseListener
[]
mouseListeners
=
painter
.
getMouseListeners
();
MouseMotionListener
[]
mouseMotionListeners
=
painter
.
getMouseMotionListeners
();
KeyListener
[]
keyListeners
=
editor
.
getKeyListeners
();
for
(
ComponentListener
cl
:
componentListeners
)
painter
.
removeComponentListener
(
cl
);
for
(
MouseListener
ml
:
mouseListeners
)
painter
.
removeMouseListener
(
ml
);
for
(
MouseMotionListener
mml
:
mouseMotionListeners
)
painter
.
removeMouseMotionListener
(
mml
);
for
(
KeyListener
kl
:
keyListeners
) {
editor
.
removeKeyListener
(
kl
);
}
}
public
void
startInteractiveMode
()
{
// ignore if we are already in interactiveMode
if
(
interactiveMode
)
return
;
removeAllListeners
();
// add our private interaction listeners
customPainter
.
addMouseListener
(
customPainter
);
customPainter
.
addMouseMotionListener
(
customPainter
);
customPainter
.
startInterativeMode
();
customPainter
.
setCursor
(
new
Cursor
(
Cursor
.
DEFAULT_CURSOR
));
this
.
editable
=
false
;
this
.
caretBlinks
=
false
;
this
.
setCaretVisible
(
false
);
interactiveMode
=
true
;
}
public
void
stopInteractiveMode
()
{
// ignore if we are not in interactive mode
if
(!
interactiveMode
)
return
;
removeAllListeners
();
addPrevListeners
();
customPainter
.
stopInteractiveMode
();
customPainter
.
setCursor
(
new
Cursor
(
Cursor
.
TEXT_CURSOR
));
this
.
editable
=
true
;
this
.
caretBlinks
=
true
;
this
.
setCaretVisible
(
true
);
interactiveMode
=
false
;
}
public
int
getHorizontalScroll
()
{
return
horizontal
.
getValue
();
}
private
void
addPrevListeners
()
{
// add the original text-edit listeners
for
(
ComponentListener
cl
:
prevCompListeners
) {
customPainter
.
addComponentListener
(
cl
);
}
for
(
MouseListener
ml
:
prevMouseListeners
) {
customPainter
.
addMouseListener
(
ml
);
}
for
(
MouseMotionListener
mml
:
prevMMotionListeners
) {
customPainter
.
addMouseMotionListener
(
mml
);
}
for
(
KeyListener
kl
:
prevKeyListeners
) {
editor
.
addKeyListener
(
kl
);
}
}
//public void updateInterface(ArrayList<Handle> handles[], ArrayList<ColorControlBox> colorBoxes[]) {
public
void
updateInterface
(
List
<
List
<
Handle
>>
handles
,
List
<
List
<
ColorControlBox
>>
colorBoxes
) {
customPainter
.
updateInterface
(
handles
,
colorBoxes
);
}
}
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