Rename TextDimensions as GetBufferSize

CHANGELOG

@@ -1,3 +1,7 @@
+v1.5.4 (WIP)
+- Add TextView.GetBufferSize
+- Fix strikethrough support
+
 v1.5.3 (2020-01-14)
 - Document how to prevent screen artifacts when using SetBackgroundTransparent
 - Fix highlighting focused Form element

go.mod

@@ -3,11 +3,12 @@ module gitlab.com/tslocum/cview
 go 1.12
 
 require (
-	github.com/gdamore/tcell/v2 v2.1.1-0.20210125004847-19e17097d8fe
+	github.com/gdamore/tcell/v2 v2.2.1-0.20210305060500-f4d402906fa3
 	github.com/lucasb-eyer/go-colorful v1.2.0
 	github.com/mattn/go-runewidth v0.0.10
 	github.com/rivo/uniseg v0.2.0
 	gitlab.com/tslocum/cbind v0.1.4
-	golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c // indirect
+	golang.org/x/sys v0.0.0-20210326220804-49726bf1d181 // indirect
+	golang.org/x/term v0.0.0-20210317153231-de623e64d2a6 // indirect
 	golang.org/x/text v0.3.5 // indirect
 )

go.sum

@@ -1,14 +1,12 @@
 github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko=
 github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
 github.com/gdamore/tcell/v2 v2.0.0-dev/go.mod h1:vSVL/GV5mCSlPC6thFP5kfOFdM9MGZcalipmpTxTgQA=
-github.com/gdamore/tcell/v2 v2.1.1-0.20210125004847-19e17097d8fe h1:D4zQq/0ep0XCtgkmA+dUvQNYMoiW2+2336rdlAucr10=
-github.com/gdamore/tcell/v2 v2.1.1-0.20210125004847-19e17097d8fe/go.mod h1:cTTuF84Dlj/RqmaCIV5p4w8uG1zWdk0SF6oBpwHp4fU=
-github.com/lucasb-eyer/go-colorful v1.0.3 h1:QIbQXiugsb+q10B+MI+7DI1oQLdmnep86tWFlaaUAac=
+github.com/gdamore/tcell/v2 v2.2.1-0.20210305060500-f4d402906fa3 h1:PqyGpJlv98ynqEPq5MMiT+hcUPPvIomSS0Rnmy5Tl9A=
+github.com/gdamore/tcell/v2 v2.2.1-0.20210305060500-f4d402906fa3/go.mod h1:cTTuF84Dlj/RqmaCIV5p4w8uG1zWdk0SF6oBpwHp4fU=
 github.com/lucasb-eyer/go-colorful v1.0.3/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
 github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
 github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
 github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
-github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mattn/go-runewidth v0.0.10 h1:CoZ3S2P7pvtP45xOtBw+/mDL2z0RKI576gSkzRRpdGg=
 github.com/mattn/go-runewidth v0.0.10/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
@@ -20,12 +18,12 @@ gitlab.com/tslocum/cbind v0.1.4/go.mod h1:RvwYE3auSjBNlCmWeGspzn+jdLUVQ8C2QGC+0n
 golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201013132646-2da7054afaeb/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c h1:VwygUrnw9jn88c4u8GD3rZQbqrP/tgas88tPUbBxQrk=
-golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf h1:MZ2shdL+ZM/XzY3ZGOnh4Nlpnxz5GSOhOmtHo3iPU6M=
+golang.org/x/sys v0.0.0-20210326220804-49726bf1d181 h1:64ChN/hjER/taL4YJuA+gpLfIMT+/NFherRZixbxOhg=
+golang.org/x/sys v0.0.0-20210326220804-49726bf1d181/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/term v0.0.0-20201210144234-2321bbc49cbf/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210317153231-de623e64d2a6 h1:EC6+IGYTjPpRfv9a2b/6Puw0W+hLtAhkV1tPsXhutqs=
+golang.org/x/term v0.0.0-20210317153231-de623e64d2a6/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5 h1:i6eZZ+zk0SOf0xgBpEpPD18qWcJda6q1sxt3S0kzyUQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=

textview.go

@@ -343,6 +343,15 @@ func (t *TextView) GetText(stripTags bool) string {
 	return string(t.GetBytes(stripTags))
 }
 
+// GetBufferSize returns the number of lines and the length of the longest line
+// in the text buffer. The screen size of the widget is available via GetRect.
+func (t *TextView) GetBufferSize() (rows int, maxLen int) {
+	t.RLock()
+	defer t.RUnlock()
+
+	return t.longestLine, len(t.buffer)
+}
+
 // SetDynamicColors sets the flag that allows the text color to be changed
 // dynamically. See class description for details.
 func (t *TextView) SetDynamicColors(dynamic bool) {
@@ -1317,12 +1326,3 @@ func (t *TextView) MouseHandler() func(action MouseAction, event *tcell.EventMou
 		return
 	})
 }
-
-// TextDimensions returns the number of lines in the text buffer and the length
-// of the longest line in the buffer. This is the dimensions of the text buffer.
-// This is not the dimensions of the TextView on the screen.
-func (t *TextView) TextDimensions() (int, int) {
-	t.RLock()
-	defer t.RUnlock()
-	return t.longestLine, len(t.buffer)
-}