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TTkTextEdit: Added insert text feature

pull/49/head
Eugenio Parodi 4 years ago
parent
da2450bdf6
commit
aad5c20bf0
4 changed files with 84 additions and 6 deletions
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  1. 52
      TermTk/TTkCore/TTkTerm/inputkey.py
  2. 12
      TermTk/TTkGui/textcursor.py
  3. 19
      TermTk/TTkWidgets/texedit.py
  4. 7
      demo/showcase/textedit.py

52
TermTk/TTkCore/TTkTerm/inputkey.py
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@ -89,8 +89,7 @@ def _translate_key(key):
"\033[B" : ( TTkK.Key_Down , TTkK.NoModifier ) ,
"\033[C" : ( TTkK.Key_Right , TTkK.NoModifier ) ,
"\033[D" : ( TTkK.Key_Left , TTkK.NoModifier ) ,
"\033[5~" : ( TTkK.Key_PageUp , TTkK.NoModifier ) ,
"\033[6~" : ( TTkK.Key_PageDown , TTkK.NoModifier ) ,
"\033[1;2A" : ( TTkK.Key_Up , TTkK.ShiftModifier ) ,
"\033[1;2B" : ( TTkK.Key_Down , TTkK.ShiftModifier ) ,
"\033[1;2C" : ( TTkK.Key_Right , TTkK.ShiftModifier ) ,
@ -108,6 +107,19 @@ def _translate_key(key):
"\033[1;5C" : ( TTkK.Key_Right , TTkK.ControlModifier ) ,
"\033[1;5D" : ( TTkK.Key_Left , TTkK.ControlModifier ) ,
"\033[5~" : ( TTkK.Key_PageUp , TTkK.NoModifier ) ,
"\033[6~" : ( TTkK.Key_PageDown , TTkK.NoModifier ) ,
"\033[5;2~" : ( TTkK.Key_PageUp , TTkK.ShiftModifier ) ,
"\033[6;2~" : ( TTkK.Key_PageDown , TTkK.ShiftModifier ) ,
"\033[5;3~" : ( TTkK.Key_PageUp , TTkK.AltModifier ) ,
"\033[6;3~" : ( TTkK.Key_PageDown , TTkK.AltModifier ) ,
"\033[5;4~" : ( TTkK.Key_PageUp , TTkK.AltModifier | TTkK.ShiftModifier ) ,
"\033[6;4~" : ( TTkK.Key_PageDown , TTkK.AltModifier | TTkK.ShiftModifier ) ,
"\033[5;5~" : ( TTkK.Key_PageUp , TTkK.ControlModifier ) ,
"\033[6;5~" : ( TTkK.Key_PageDown , TTkK.ControlModifier ) ,
"\033[5;7~" : ( TTkK.Key_PageUp , TTkK.AltModifier | TTkK.ControlModifier ) ,
"\033[6;7~" : ( TTkK.Key_PageDown , TTkK.AltModifier | TTkK.ControlModifier ) ,
# Xterm
"\033[F" : ( TTkK.Key_End , TTkK.NoModifier ) ,
"\033[H" : ( TTkK.Key_Home , TTkK.NoModifier ) ,
@ -116,6 +128,42 @@ def _translate_key(key):
"\033[1~" : ( TTkK.Key_Home , TTkK.NoModifier ) ,
"\033[2~" : ( TTkK.Key_Insert , TTkK.NoModifier ) ,
"\033[3~" : ( TTkK.Key_Delete , TTkK.NoModifier ) ,
"\033[1;2F" : ( TTkK.Key_End , TTkK.ShiftModifier ) ,
"\033[1;2H" : ( TTkK.Key_Home , TTkK.ShiftModifier ) ,
"\033[2;2~" : ( TTkK.Key_Insert , TTkK.ShiftModifier ) ,
"\033[3;2~" : ( TTkK.Key_Delete , TTkK.ShiftModifier ) ,
"\033[1;3F" : ( TTkK.Key_End , TTkK.AltModifier ) ,
"\033[1;3H" : ( TTkK.Key_Home , TTkK.AltModifier ) ,
"\033[2;3~" : ( TTkK.Key_Insert , TTkK.AltModifier ) ,
"\033[3;3~" : ( TTkK.Key_Delete , TTkK.AltModifier ) ,
"\033[1;4F" : ( TTkK.Key_End , TTkK.ShiftModifier | TTkK.AltModifier ) ,
"\033[1;4H" : ( TTkK.Key_Home , TTkK.ShiftModifier | TTkK.AltModifier ) ,
"\033[2;4~" : ( TTkK.Key_Insert , TTkK.ShiftModifier | TTkK.AltModifier ) ,
"\033[3;4~" : ( TTkK.Key_Delete , TTkK.ShiftModifier | TTkK.AltModifier ) ,
"\033[1;5F" : ( TTkK.Key_End , TTkK.ControlModifier ) ,
"\033[1;5H" : ( TTkK.Key_Home , TTkK.ControlModifier ) ,
"\033[2;5~" : ( TTkK.Key_Insert , TTkK.ControlModifier ) ,
"\033[3;5~" : ( TTkK.Key_Delete , TTkK.ControlModifier ) ,
"\033[1;6F" : ( TTkK.Key_End , TTkK.ShiftModifier | TTkK.ControlModifier) ,
"\033[1;6H" : ( TTkK.Key_Home , TTkK.ShiftModifier | TTkK.ControlModifier) ,
"\033[2;6~" : ( TTkK.Key_Insert , TTkK.ShiftModifier | TTkK.ControlModifier) ,
"\033[3;6~" : ( TTkK.Key_Delete , TTkK.ShiftModifier | TTkK.ControlModifier) ,
"\033[1;7F" : ( TTkK.Key_End , TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[1;7H" : ( TTkK.Key_Home , TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[2;7~" : ( TTkK.Key_Insert , TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[3;7~" : ( TTkK.Key_Delete , TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[1;8F" : ( TTkK.Key_End , TTkK.ShiftModifier | TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[1;8H" : ( TTkK.Key_Home , TTkK.ShiftModifier | TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[2;8~" : ( TTkK.Key_Insert , TTkK.ShiftModifier | TTkK.AltModifier | TTkK.ControlModifier) ,
"\033[3;8~" : ( TTkK.Key_Delete , TTkK.ShiftModifier | TTkK.AltModifier | TTkK.ControlModifier) ,
"\033" : ( TTkK.Key_Escape , TTkK.NoModifier ) ,
# Function Key
"\033OP" : ( TTkK.Key_F1 , TTkK.NoModifier ) ,

12
TermTk/TTkGui/textcursor.py
Unescape View File

@ -292,6 +292,18 @@ class TTkTextCursor():
def document(self):
return self._document
def replaceText(self, text):
# if there is no selection, just select the next n chars till the end of the line
# the newline is not replaced
for p in self._properties:
if not p.hasSelection():
line = p.position.line
pos = p.position.pos
size = len(self._document._dataLines[line])
pos = min(size,pos+len(text))
p.anchor.set(line,pos)
return self.insertText(text)
def insertText(self, text):
l,b,c = 0,1,1
if self.hasSelection():

19
TermTk/TTkWidgets/texedit.py
Unescape View File

@ -150,7 +150,7 @@ class _TTkTextEditView(TTkAbstractScrollView):
return super().resizeEvent(w,h)
def _updateSize(self):
self._hsize = max( len(l) for l in self._textDocument._dataLines )
self._hsize = max( len(l) for l in self._textDocument._dataLines ) + 1
def viewFullAreaSize(self) -> (int, int):
if self.lineWrapMode() == TTkK.NoWrap:
@ -209,7 +209,7 @@ class _TTkTextEditView(TTkAbstractScrollView):
# Scroll the area (if required) to include the position x,y
_,_,w,h = self.geometry()
offx, offy = self.getViewOffsets()
offx = max(min(offx, x),x-w)
offx = max(min(offx, x),x-w+1)
offy = max(min(offy, y),y-h+1)
self.viewMoveTo(offx, offy)
@ -254,6 +254,14 @@ class _TTkTextEditView(TTkAbstractScrollView):
if evt.type == TTkK.SpecialKey:
_,_,w,h = self.geometry()
# TODO: Remove this HACK As soon as possible
# Due to the lack of 'INS' key on many laptops
# I emulate this key using
# CTRL + HOME
if evt.key == TTkK.Key_Home and evt.mod==TTkK.ControlModifier:
evt.key = TTkK.Key_Insert
evt.mod = TTkK.NoModifier
moveMode = TTkTextCursor.MoveAnchor
if evt.mod==TTkK.ShiftModifier:
moveMode = TTkTextCursor.KeepAnchor
@ -315,15 +323,20 @@ class _TTkTextEditView(TTkAbstractScrollView):
# Scroll to align to the cursor
p = self._textCursor.position()
cx, cy = self._textWrap.dataToScreenPosition(p.line, p.pos)
self._updateSize()
self._scrolToInclude(cx,cy)
self.update()
return True
else: # Input char
self._textCursor.insertText(evt.key)
if self._replace:
self._textCursor.replaceText(evt.key)
else:
self._textCursor.insertText(evt.key)
self._textCursor.movePosition(TTkTextCursor.Right)
# Scroll to align to the cursor
p = self._textCursor.position()
cx, cy = self._textWrap.dataToScreenPosition(p.line, p.pos)
self._updateSize()
self._scrolToInclude(cx,cy)
self.update()
return True

7
demo/showcase/textedit.py
Unescape View File

@ -47,6 +47,11 @@ def getWords(n):
def getSentence(a,b,i):
return ttk.TTkString(" ").join([f"{i} "]+[getWords(random.randint(1,4)) for i in range(0,random.randint(a,b))])
class superSimpleHorizontalLine(ttk.TTkWidget):
def paintEvent(self):
w,h = self.size()
self._canvas.drawText(pos=(0,h-1), text='┕'+('━'*(w-2))+'┙',color=ttk.TTkColor.fg("#888888"))
def demoTextEditSecondary(root=None, document=None):
te = ttk.TTkTextEdit(parent=root, document=document)
te.setLineWrapMode(ttk.TTkK.WidgetWidth)
@ -118,7 +123,7 @@ def demoTextEdit(root=None, document=None):
fontLayout.addWidget(btn_italic := ttk.TTkButton(border=True, maxSize=(5,3), checkable=True, text=ttk.TTkString( 'a' , ttk.TTkColor.ITALIC) ),1,5)
fontLayout.addWidget(btn_underline := ttk.TTkButton(border=True, maxSize=(5,3), checkable=True, text=ttk.TTkString(' a ', ttk.TTkColor.UNDERLINE) ),1,6)
fontLayout.addWidget(btn_strikethrough := ttk.TTkButton(border=True, maxSize=(5,3), checkable=True, text=ttk.TTkString(' a ', ttk.TTkColor.STRIKETROUGH)),1,7)
fontLayout.addWidget(ttk.TTkSpacer(),0,10,2,1)
fontLayout.addWidget(superSimpleHorizontalLine(),0,10,2,1)
@ttk.pyTTkSlot(ttk.TTkColor)
def _currentColorChangedCB(format):

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