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Add click-header event for reporting clicks within header (#3768)
Sets $FZF_CLICK_HEADER_LINE and $FZF_CLICK_HEADER_COLUMN env vars with coordinates of the last click inside and relative to the header and fires click-header event. Co-authored-by: Junegunn Choi <junegunn.c@gmail.com>
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@ -1278,6 +1278,15 @@ e.g.
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\fBfzf --bind space:jump,jump:accept,jump-cancel:abort\fR
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.RE
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\fIclick-header\fR
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.RS
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Triggered when a mouse click occurs within the header. Sets \fBFZF_CLICK_HEADER_LINE\fR and \fBFZF_CLICK_HEADER_COLUMN\fR environment variables.
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e.g.
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\fBprintf "head1\\nhead2" | fzf --header-lines=2 --bind 'click-header:transform-prompt:printf ${FZF_CLICK_HEADER_LINE}x${FZF_CLICK_HEADER_COLUMN}'\fR
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.RE
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.SS AVAILABLE ACTIONS:
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A key or an event can be bound to one or more of the following actions.
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@ -708,6 +708,8 @@ func parseKeyChordsImpl(str string, message string, exit func(string)) map[tui.E
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add(tui.Jump)
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case "jump-cancel":
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add(tui.JumpCancel)
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case "click-header":
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add(tui.ClickHeader)
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case "alt-enter", "alt-return":
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chords[tui.CtrlAltKey('m')] = key
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case "alt-space":
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@ -298,6 +298,8 @@ type Terminal struct {
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areaLines int
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areaColumns int
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forcePreview bool
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clickHeaderLine int
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clickHeaderColumn int
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}
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type selectedItem struct {
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@ -857,6 +859,8 @@ func (t *Terminal) environ() []string {
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env = append(env, fmt.Sprintf("FZF_LINES=%d", t.areaLines))
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env = append(env, fmt.Sprintf("FZF_COLUMNS=%d", t.areaColumns))
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env = append(env, fmt.Sprintf("FZF_POS=%d", util.Min(t.merger.Length(), t.cy+1)))
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env = append(env, fmt.Sprintf("FZF_CLICK_HEADER_LINE=%d", t.clickHeaderLine))
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env = append(env, fmt.Sprintf("FZF_CLICK_HEADER_COLUMN=%d", t.clickHeaderColumn))
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return env
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}
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@ -4001,10 +4005,10 @@ func (t *Terminal) Loop() {
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}
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if me.Down {
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mx = util.Constrain(mx-t.promptLen, 0, len(t.input))
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if my == t.promptLine() && mx >= 0 {
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mx_cons := util.Constrain(mx-t.promptLen, 0, len(t.input))
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if my == t.promptLine() && mx_cons >= 0 {
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// Prompt
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t.cx = mx + t.xoffset
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t.cx = mx_cons + t.xoffset
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} else if my >= min {
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t.vset(t.offset + my - min)
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req(reqList)
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@ -4019,6 +4023,34 @@ func (t *Terminal) Loop() {
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}
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}
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return doActions(actionsFor(evt))
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} else {
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// Header
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lineOffset := 0
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numLines := t.visibleHeaderLines()
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if !t.headerFirst {
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// offset for info line
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if t.noSeparatorLine() {
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lineOffset = 1
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} else {
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lineOffset = 2
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}
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} else {
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// adjust for too-small window
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numItems := t.areaLines - numLines
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if !t.noSeparatorLine() {
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numItems -= 1
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}
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if numItems < 0 {
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numLines += numItems
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}
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}
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my = util.Constrain(my-lineOffset, -1, numLines)
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mx -= 2 // offset gutter
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if my >= 0 && my < numLines && mx >= 0 {
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t.clickHeaderLine = my + 1
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t.clickHeaderColumn = mx + 1
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return doActions(actionsFor(tui.ClickHeader))
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}
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}
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}
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case actReload, actReloadSync:
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@ -130,6 +130,7 @@ const (
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Result
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Jump
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JumpCancel
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ClickHeader
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)
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func (t EventType) AsEvent() Event {
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