mirror of
https://github.com/jesseduffield/lazygit.git
synced 2026-09-11 08:06:25 -04:00
87 lines
2.9 KiB
Go
87 lines
2.9 KiB
Go
package controllers
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import (
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"fmt"
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"math"
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"github.com/jesseduffield/lazygit/pkg/gui/context"
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"github.com/jesseduffield/lazygit/pkg/gui/types"
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)
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// This controller lets you change the context size for diffs. The 'context' in 'context size' refers to the conventional meaning of the word 'context' in a diff, as opposed to lazygit's own idea of a 'context'.
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type ContextLinesController struct {
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baseController
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c *ControllerCommon
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}
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var _ types.IController = &ContextLinesController{}
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func NewContextLinesController(
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c *ControllerCommon,
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) *ContextLinesController {
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return &ContextLinesController{
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baseController: baseController{},
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c: c,
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}
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}
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func (self *ContextLinesController) GetKeybindings(opts types.KeybindingsOpts) []*types.Binding {
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bindings := []*types.Binding{
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{
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Keys: opts.GetKeys(opts.Config.Universal.IncreaseContextInDiffView),
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Handler: self.Increase,
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Description: self.c.Tr.IncreaseContextInDiffView,
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Tooltip: self.c.Tr.IncreaseContextInDiffViewTooltip,
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},
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{
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Keys: opts.GetKeys(opts.Config.Universal.DecreaseContextInDiffView),
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Handler: self.Decrease,
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Description: self.c.Tr.DecreaseContextInDiffView,
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Tooltip: self.c.Tr.DecreaseContextInDiffViewTooltip,
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},
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}
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return bindings
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}
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func (self *ContextLinesController) Context() types.Context {
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return nil
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}
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func (self *ContextLinesController) Increase() error {
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if self.c.UserConfig().Git.DiffContextSize < math.MaxUint64 {
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self.c.UserConfig().Git.DiffContextSize++
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}
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return self.applyChange()
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}
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func (self *ContextLinesController) Decrease() error {
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if self.c.UserConfig().Git.DiffContextSize > 0 {
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self.c.UserConfig().Git.DiffContextSize--
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}
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return self.applyChange()
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}
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func (self *ContextLinesController) applyChange() error {
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self.c.Toast(fmt.Sprintf(self.c.Tr.DiffContextSizeChanged, self.c.UserConfig().Git.DiffContextSize))
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currentContext := self.c.Context().CurrentSide()
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switch currentContext.GetKey() {
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// we make an exception for our staging and patch building contexts because they actually need to refresh their state afterwards.
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case context.PATCH_BUILDING_MAIN_CONTEXT_KEY:
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self.c.Refresh(types.RefreshOptions{Scope: []types.RefreshableView{types.PATCH_BUILDING}})
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case context.STAGING_MAIN_CONTEXT_KEY, context.STAGING_SECONDARY_CONTEXT_KEY:
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self.c.Refresh(types.RefreshOptions{Scope: []types.RefreshableView{types.STAGING}})
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default:
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// The new context size re-renders the diff with a different git command, which
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// would otherwise reset the main view to the top. Preserve where it was
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// scrolled (and its selection, if the focused main view is showing one)
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// instead. This covers both the focused main view and the side panels, since
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// they all render their diff into the same "main" view.
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self.c.Helpers().Staging.PreserveDiffPositionOnRerender(self.c.Contexts().Normal.GetView())
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currentContext.HandleRenderToMain()
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}
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return nil
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}
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