63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
package hinters
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import (
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"sort"
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"sync"
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"tuxpa.in/t/erm/app/darktile/termutil"
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)
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type HinterRegistration struct {
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Priority Priority
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Hinter Hinter
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}
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type Priority uint8
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const (
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PriorityNone = 0
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PriorityVeryLow = 48
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PriorityLow = 96
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PriorityMedium = 128
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PriorityHigh = 192
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PriorityVeryHigh = 224
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PriorityCritical = 255
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)
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type Hinter interface {
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// Match should return the index in the text of the matched occurrence
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Match(text string, cursorIndex int) (matched bool, offset int, length int)
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// Activate fires when mouseover happens afer a match - takes raw coords
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Activate(api HintAPI, match string, start termutil.Position, end termutil.Position) error
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Deactivate(api HintAPI) error
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Click(api HintAPI) error
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}
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var hintLock sync.RWMutex
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var hinters []HinterRegistration
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func register(h Hinter, p Priority) {
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hintLock.Lock()
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defer hintLock.Unlock()
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hinters = append(hinters, HinterRegistration{
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Priority: p,
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Hinter: h,
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})
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}
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func All() []Hinter {
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hintLock.RLock()
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defer hintLock.RUnlock()
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var output []Hinter
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sort.Slice(hinters, func(i, j int) bool {
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return hinters[i].Priority > hinters[j].Priority
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})
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for _, hinter := range hinters {
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output = append(output, hinter.Hinter)
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}
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return output
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}
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