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65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
package context
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import (
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"fmt"
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"github.com/jesseduffield/lazygit/pkg/gui/types"
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"github.com/jesseduffield/lazygit/pkg/utils"
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)
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type ListContextTrait struct {
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types.Context
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c *types.HelperCommon
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list types.IList
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getDisplayStrings func(startIdx int, length int) [][]string
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}
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func (self *ListContextTrait) GetList() types.IList {
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return self.list
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}
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func (self *ListContextTrait) FocusLine() {
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// we need a way of knowing whether we've rendered to the view yet.
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self.GetViewTrait().FocusPoint(self.list.GetSelectedLineIdx())
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self.setFooter()
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}
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func (self *ListContextTrait) setFooter() {
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self.GetViewTrait().SetFooter(formatListFooter(self.list.GetSelectedLineIdx(), self.list.Len()))
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}
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func formatListFooter(selectedLineIdx int, length int) string {
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return fmt.Sprintf("%d of %d", selectedLineIdx+1, length)
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}
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func (self *ListContextTrait) HandleFocus(opts types.OnFocusOpts) error {
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self.FocusLine()
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self.GetViewTrait().SetHighlight(self.list.Len() > 0)
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return self.Context.HandleFocus(opts)
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}
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func (self *ListContextTrait) HandleFocusLost(opts types.OnFocusLostOpts) error {
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self.GetViewTrait().SetOriginX(0)
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return self.Context.HandleFocusLost(opts)
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}
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// OnFocus assumes that the content of the context has already been rendered to the view. OnRender is the function which actually renders the content to the view
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func (self *ListContextTrait) HandleRender() error {
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self.list.RefreshSelectedIdx()
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content := utils.RenderDisplayStrings(self.getDisplayStrings(0, self.list.Len()))
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self.GetViewTrait().SetContent(content)
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self.c.Render()
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self.setFooter()
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return nil
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}
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func (self *ListContextTrait) OnSearchSelect(selectedLineIdx int) error {
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self.GetList().SetSelectedLineIdx(selectedLineIdx)
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return self.HandleFocus(types.OnFocusOpts{})
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}
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