)
type ViewType struct {
+ kind int
readonly bool // The file cannot be edited
scratch bool // The file cannot be saved
}
var (
- vtDefault = ViewType{false, false}
- vtHelp = ViewType{true, true}
- vtLog = ViewType{true, true}
- vtScratch = ViewType{false, true}
+ vtDefault = ViewType{0, false, false}
+ vtHelp = ViewType{1, true, true}
+ vtLog = ViewType{2, true, true}
+ vtScratch = ViewType{3, false, true}
)
// The View struct stores information about a view into a buffer.
}
clip = strings.Replace(clip, "\n", "\n"+leadingWS, -1)
v.Buf.Insert(v.Cursor.Loc, clip)
- v.Cursor.Loc = v.Cursor.Loc.Move(Count(clip), v.Buf)
+ // v.Cursor.Loc = v.Cursor.Loc.Move(Count(clip), v.Buf)
v.freshClip = false
messenger.Message("Pasted clipboard")
}
// causing them to lose the unsaved changes
func (v *View) CanClose() bool {
if v.Type == vtDefault && v.Buf.IsModified {
- var char rune
+ var choice bool
var canceled bool
if v.Buf.Settings["autosave"].(bool) {
- char = 'y'
+ choice = true
} else {
- char, canceled = messenger.LetterPrompt("Save changes to "+v.Buf.GetName()+" before closing? (y,n,esc) ", 'y', 'n')
+ choice, canceled = messenger.YesNoPrompt("Save changes to " + v.Buf.GetName() + " before closing? (y,n,esc) ")
}
if !canceled {
- if char == 'y' {
+ //if char == 'y' {
+ if choice {
v.Save(true)
return true
- } else if char == 'n' {
+ } else {
return true
}
}
if err != nil {
messenger.Message(err.Error())
// File does not exist -- create an empty buffer with that name
- buf = NewBuffer(strings.NewReader(""), filename)
+ buf = NewBufferFromString("", filename)
} else {
- buf = NewBuffer(file, filename)
+ buf = NewBuffer(file, FSize(file), filename)
}
v.OpenBuffer(buf)
}
v.Cursor.LastVisualX = v.Cursor.GetVisualX()
}
+func (v *View) ExecuteActions(actions []func(*View, bool) bool) bool {
+ relocate := false
+ readonlyBindingsList := []string{"Delete", "Insert", "Backspace", "Cut", "Play", "Paste", "Move", "Add", "DuplicateLine", "Macro"}
+ for _, action := range actions {
+ readonlyBindingsResult := false
+ funcName := ShortFuncName(action)
+ if v.Type.readonly == true {
+ // check for readonly and if true only let key bindings get called if they do not change the contents.
+ for _, readonlyBindings := range readonlyBindingsList {
+ if strings.Contains(funcName, readonlyBindings) {
+ readonlyBindingsResult = true
+ }
+ }
+ }
+ if !readonlyBindingsResult {
+ // call the key binding
+ relocate = action(v, true) || relocate
+ // Macro
+ if funcName != "ToggleMacro" && funcName != "PlayMacro" {
+ if recordingMacro {
+ curMacro = append(curMacro, action)
+ }
+ }
+ }
+ }
+
+ return relocate
+}
+
// HandleEvent handles an event passed by the main loop
func (v *View) HandleEvent(event tcell.Event) {
// This bool determines whether the view is relocated at the end of the function
case *tcell.EventKey:
// Check first if input is a key binding, if it is we 'eat' the input and don't insert a rune
isBinding := false
- if e.Key() != tcell.KeyRune || e.Modifiers() != 0 {
- for key, actions := range bindings {
- if e.Key() == key.keyCode {
- if e.Key() == tcell.KeyRune {
- if e.Rune() != key.r {
- continue
- }
+ for key, actions := range bindings {
+ if e.Key() == key.keyCode {
+ if e.Key() == tcell.KeyRune {
+ if e.Rune() != key.r {
+ continue
}
- if e.Modifiers() == key.modifiers {
+ }
+ if e.Modifiers() == key.modifiers {
+ for _, c := range v.Buf.cursors {
+ v.Cursor = c
relocate = false
isBinding = true
- for _, action := range actions {
- relocate = action(v, true) || relocate
- funcName := FuncName(action)
- if funcName != "main.(*View).ToggleMacro" && funcName != "main.(*View).PlayMacro" {
- if recordingMacro {
- curMacro = append(curMacro, action)
- }
- }
- }
- break
+ relocate = v.ExecuteActions(actions) || relocate
}
+ v.Cursor = &v.Buf.Cursor
+ break
}
}
}
if !isBinding && e.Key() == tcell.KeyRune {
- // Insert a character
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- }
- v.Buf.Insert(v.Cursor.Loc, string(e.Rune()))
- v.Cursor.Right()
+ // Check viewtype if readonly don't insert a rune (readonly help and log view etc.)
+ if v.Type.readonly == false {
+ for _, c := range v.Buf.cursors {
+ v.Cursor = c
+
+ // Insert a character
+ if v.Cursor.HasSelection() {
+ v.Cursor.DeleteSelection()
+ v.Cursor.ResetSelection()
+ }
+ v.Buf.Insert(v.Cursor.Loc, string(e.Rune()))
- for pl := range loadedPlugins {
- _, err := Call(pl+".onRune", string(e.Rune()), v)
- if err != nil && !strings.HasPrefix(err.Error(), "function does not exist") {
- TermMessage(err)
- }
- }
+ for pl := range loadedPlugins {
+ _, err := Call(pl+".onRune", string(e.Rune()), v)
+ if err != nil && !strings.HasPrefix(err.Error(), "function does not exist") {
+ TermMessage(err)
+ }
+ }
- if recordingMacro {
- curMacro = append(curMacro, e.Rune())
+ if recordingMacro {
+ curMacro = append(curMacro, e.Rune())
+ }
+ }
+ v.Cursor = &v.Buf.Cursor
}
}
case *tcell.EventPaste:
- if !PreActionCall("Paste", v) {
- break
- }
+ // Check viewtype if readonly don't paste (readonly help and log view etc.)
+ if v.Type.readonly == false {
+ if !PreActionCall("Paste", v) {
+ break
+ }
- v.paste(e.Text())
+ for _, c := range v.Buf.cursors {
+ v.Cursor = c
+ v.paste(e.Text())
+
+ }
+ v.Cursor = &v.Buf.Cursor
- PostActionCall("Paste", v)
+ PostActionCall("Paste", v)
+ }
case *tcell.EventMouse:
- x, y := e.Position()
- x -= v.lineNumOffset - v.leftCol + v.x
- y += v.Topline - v.y
// Don't relocate for mouse events
relocate = false
button := e.Buttons()
- switch button {
- case tcell.Button1:
- // Left click
- if v.mouseReleased {
- v.MoveToMouseClick(x, y)
- if time.Since(v.lastClickTime)/time.Millisecond < doubleClickThreshold {
- if v.doubleClick {
- // Triple click
- v.lastClickTime = time.Now()
-
- v.tripleClick = true
- v.doubleClick = false
-
- v.Cursor.SelectLine()
- v.Cursor.CopySelection("primary")
- } else {
- // Double click
- v.lastClickTime = time.Now()
-
- v.doubleClick = true
- v.tripleClick = false
-
- v.Cursor.SelectWord()
- v.Cursor.CopySelection("primary")
- }
- } else {
- v.doubleClick = false
- v.tripleClick = false
- v.lastClickTime = time.Now()
-
- v.Cursor.OrigSelection[0] = v.Cursor.Loc
- v.Cursor.CurSelection[0] = v.Cursor.Loc
- v.Cursor.CurSelection[1] = v.Cursor.Loc
+ for key, actions := range bindings {
+ if button == key.buttons && e.Modifiers() == key.modifiers {
+ for _, c := range v.Buf.cursors {
+ v.Cursor = c
+ relocate = v.ExecuteActions(actions) || relocate
}
- v.mouseReleased = false
- } else if !v.mouseReleased {
- v.MoveToMouseClick(x, y)
- if v.tripleClick {
- v.Cursor.AddLineToSelection()
- } else if v.doubleClick {
- v.Cursor.AddWordToSelection()
- } else {
- v.Cursor.SetSelectionEnd(v.Cursor.Loc)
- v.Cursor.CopySelection("primary")
+ v.Cursor = &v.Buf.Cursor
+ }
+ }
+
+ for key, actions := range mouseBindings {
+ if button == key.buttons && e.Modifiers() == key.modifiers {
+ for _, action := range actions {
+ action(v, true, e)
}
}
- case tcell.Button2:
- // Middle mouse button was clicked,
- // We should paste primary
- v.PastePrimary(true)
+ }
+
+ switch button {
case tcell.ButtonNone:
// Mouse event with no click
if !v.mouseReleased {
// Mouse was just released
+ x, y := e.Position()
+ x -= v.lineNumOffset - v.leftCol + v.x
+ y += v.Topline - v.y
+
// Relocating here isn't really necessary because the cursor will
// be in the right place from the last mouse event
// However, if we are running in a terminal that doesn't support mouse motion
}
v.mouseReleased = true
}
- case tcell.WheelUp:
- // Scroll up
- scrollspeed := int(v.Buf.Settings["scrollspeed"].(float64))
- v.ScrollUp(scrollspeed)
- case tcell.WheelDown:
- // Scroll down
- scrollspeed := int(v.Buf.Settings["scrollspeed"].(float64))
- v.ScrollDown(scrollspeed)
}
}
if data, err := FindRuntimeFile(RTHelp, helpPage).Data(); err != nil {
TermMessage("Unable to load help text", helpPage, "\n", err)
} else {
- helpBuffer := NewBuffer(strings.NewReader(string(data)), helpPage+".md")
+ helpBuffer := NewBufferFromString(string(data), helpPage+".md")
helpBuffer.name = "Help"
if v.Type == vtHelp {
}
func (v *View) DisplayView() {
+ if v.Buf.Settings["softwrap"].(bool) && v.leftCol != 0 {
+ v.leftCol = 0
+ }
+
if v.Type == vtLog {
// Log views should always follow the cursor...
v.Relocate()
v.lineNumOffset += 2
}
+ divider := 0
if v.x != 0 {
// One space for the extra split divider
v.lineNumOffset++
+ divider = 1
}
xOffset := v.x + v.lineNumOffset
realLineN++
}
+ colorcolumn := int(v.Buf.Settings["colorcolumn"].(float64))
+ if colorcolumn != 0 {
+ style := GetColor("color-column")
+ fg, _, _ := style.Decompose()
+ st := defStyle.Background(fg)
+ screen.SetContent(xOffset+colorcolumn, yOffset+visualLineN, ' ', nil, st)
+ }
+
screenX = v.x
// If there are gutter messages we need to display the '>>' symbol here
// Write the spaces before the line number if necessary
for i := 0; i < maxLineNumLength-len(lineNum); i++ {
- screen.SetContent(screenX, yOffset+visualLineN, ' ', nil, lineNumStyle)
+ screen.SetContent(screenX+divider, yOffset+visualLineN, ' ', nil, lineNumStyle)
screenX++
}
if softwrapped && visualLineN != 0 {
// Pad without the line number because it was written on the visual line before
for range lineNum {
- screen.SetContent(screenX, yOffset+visualLineN, ' ', nil, lineNumStyle)
+ screen.SetContent(screenX+divider, yOffset+visualLineN, ' ', nil, lineNumStyle)
screenX++
}
} else {
// Write the actual line number
for _, ch := range lineNum {
- screen.SetContent(screenX, yOffset+visualLineN, ch, nil, lineNumStyle)
+ screen.SetContent(screenX+divider, yOffset+visualLineN, ch, nil, lineNumStyle)
screenX++
}
}
// Write the extra space
- screen.SetContent(screenX, yOffset+visualLineN, ' ', nil, lineNumStyle)
+ screen.SetContent(screenX+divider, yOffset+visualLineN, ' ', nil, lineNumStyle)
screenX++
}
if char != nil {
lineStyle := char.style
- charLoc := char.realLoc
- if v.Cursor.HasSelection() &&
- (charLoc.GreaterEqual(v.Cursor.CurSelection[0]) && charLoc.LessThan(v.Cursor.CurSelection[1]) ||
- charLoc.LessThan(v.Cursor.CurSelection[0]) && charLoc.GreaterEqual(v.Cursor.CurSelection[1])) {
- // The current character is selected
- lineStyle = defStyle.Reverse(true)
-
- if style, ok := colorscheme["selection"]; ok {
- lineStyle = style
- }
+ colorcolumn := int(v.Buf.Settings["colorcolumn"].(float64))
+ if colorcolumn != 0 && char.visualLoc.X == colorcolumn {
+ style := GetColor("color-column")
+ fg, _, _ := style.Decompose()
+ lineStyle = lineStyle.Background(fg)
}
- if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
- v.Cursor.Y == char.realLoc.Y && v.Cursor.X == char.realLoc.X && !cursorSet {
- screen.ShowCursor(xOffset+char.visualLoc.X, yOffset+char.visualLoc.Y)
- cursorSet = true
+ charLoc := char.realLoc
+ for _, c := range v.Buf.cursors {
+ v.Cursor = c
+ if v.Cursor.HasSelection() &&
+ (charLoc.GreaterEqual(v.Cursor.CurSelection[0]) && charLoc.LessThan(v.Cursor.CurSelection[1]) ||
+ charLoc.LessThan(v.Cursor.CurSelection[0]) && charLoc.GreaterEqual(v.Cursor.CurSelection[1])) {
+ // The current character is selected
+ lineStyle = defStyle.Reverse(true)
+
+ if style, ok := colorscheme["selection"]; ok {
+ lineStyle = style
+ }
+ }
}
+ v.Cursor = &v.Buf.Cursor
if v.Buf.Settings["cursorline"].(bool) && tabs[curTab].CurView == v.Num &&
!v.Cursor.HasSelection() && v.Cursor.Y == realLineN {
screen.SetContent(xOffset+char.visualLoc.X, yOffset+char.visualLoc.Y, char.drawChar, nil, lineStyle)
+ for i, c := range v.Buf.cursors {
+ v.Cursor = c
+ if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
+ v.Cursor.Y == char.realLoc.Y && v.Cursor.X == char.realLoc.X && (!cursorSet || i != 0) {
+ ShowMultiCursor(xOffset+char.visualLoc.X, yOffset+char.visualLoc.Y, i)
+ cursorSet = true
+ }
+ }
+ v.Cursor = &v.Buf.Cursor
+
lastChar = char
}
}
lastX := 0
var realLoc Loc
var visualLoc Loc
+ var cx, cy int
if lastChar != nil {
lastX = xOffset + lastChar.visualLoc.X + lastChar.width
- if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
- v.Cursor.Y == lastChar.realLoc.Y && v.Cursor.X == lastChar.realLoc.X+1 {
- screen.ShowCursor(lastX, yOffset+lastChar.visualLoc.Y)
+ for i, c := range v.Buf.cursors {
+ v.Cursor = c
+ if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
+ v.Cursor.Y == lastChar.realLoc.Y && v.Cursor.X == lastChar.realLoc.X+1 {
+ ShowMultiCursor(lastX, yOffset+lastChar.visualLoc.Y, i)
+ cx, cy = lastX, yOffset+lastChar.visualLoc.Y
+ }
}
- realLoc = Loc{lastChar.realLoc.X, realLineN}
+ v.Cursor = &v.Buf.Cursor
+ realLoc = Loc{lastChar.realLoc.X + 1, realLineN}
visualLoc = Loc{lastX - xOffset, lastChar.visualLoc.Y}
} else if len(line) == 0 {
- if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
- v.Cursor.Y == realLineN {
- screen.ShowCursor(xOffset, yOffset+visualLineN)
+ for i, c := range v.Buf.cursors {
+ v.Cursor = c
+ if tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() &&
+ v.Cursor.Y == realLineN {
+ ShowMultiCursor(xOffset, yOffset+visualLineN, i)
+ cx, cy = xOffset, yOffset+visualLineN
+ }
}
+ v.Cursor = &v.Buf.Cursor
lastX = xOffset
realLoc = Loc{0, realLineN}
visualLoc = Loc{0, visualLineN}
style := GetColor("cursor-line")
fg, _, _ := style.Decompose()
style = style.Background(fg)
- screen.SetContent(i, yOffset+visualLineN, ' ', nil, style)
+ if !(tabs[curTab].CurView == v.Num && !v.Cursor.HasSelection() && i == cx && yOffset+visualLineN == cy) {
+ screen.SetContent(i, yOffset+visualLineN, ' ', nil, style)
+ }
}
}
}
- if v.x != 0 && visualLineN < v.Height {
+ if divider != 0 {
dividerStyle := defStyle
if style, ok := colorscheme["divider"]; ok {
dividerStyle = style
}
- for i := visualLineN + 1; i < v.Height; i++ {
+ for i := 0; i < v.Height; i++ {
screen.SetContent(v.x, yOffset+i, '|', nil, dividerStyle.Reverse(true))
}
}
}
-// DisplayCursor draws the current buffer's cursor to the screen
-func (v *View) DisplayCursor(x, y int) {
- // screen.ShowCursor(v.x+v.Cursor.GetVisualX()+v.lineNumOffset-v.leftCol, y)
- screen.ShowCursor(x, y)
+// ShowMultiCursor will display a cursor at a location
+// If i == 0 then the terminal cursor will be used
+// Otherwise a fake cursor will be drawn at the position
+func ShowMultiCursor(x, y, i int) {
+ if i == 0 {
+ screen.ShowCursor(x, y)
+ } else {
+ r, _, _, _ := screen.GetContent(x, y)
+ screen.SetContent(x, y, r, nil, defStyle.Reverse(true))
+ }
}
// Display renders the view, the cursor, and statusline
func (v *View) Display() {
+ if globalSettings["termtitle"].(bool) {
+ screen.SetTitle("micro: " + v.Buf.GetName())
+ }
v.DisplayView()
// Don't draw the cursor if it is out of the viewport or if it has a selection
- if (v.Cursor.Y-v.Topline < 0 || v.Cursor.Y-v.Topline > v.Height-1) || v.Cursor.HasSelection() {
+ if v.Num == tabs[curTab].CurView && (v.Cursor.Y-v.Topline < 0 || v.Cursor.Y-v.Topline > v.Height-1 || v.Cursor.HasSelection()) {
screen.HideCursor()
}
_, screenH := screen.Size()