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path: root/doc/pydoc/ranger.ext.get_all_modules.html
blob: a1cc8a5023827506388928be28f031a94a6c5306 (plain) (tree) 
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head><title>Python: module ranger.ext.get_all_modules</title>
</head><body bgcolor="#f0f0f8">

<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading">
<tr bgcolor="#7799ee">
<td valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="ranger.html"><font color="#ffffff">ranger</font></a>.<a href="ranger.ext.html"><font color="#ffffff">ext</font></a>.get_all_modules</strong></big></big></font></td
><td align=right valign=bottom
><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/home/hut/ranger/ranger/ext/get_all_modules.py">/home/hut/ranger/ranger/ext/get_all_modules.py</a></font></td></tr></table>
    <p><tt>#&nbsp;Copyright&nbsp;(c)&nbsp;2009,&nbsp;2010&nbsp;hut&nbsp;&lt;hut@lavabit.com&gt;<br>
#<br>
#&nbsp;Permission&nbsp;to&nbsp;use,&nbsp;copy,&nbsp;modify,&nbsp;and/or&nbsp;distribute&nbsp;this&nbsp;software&nbsp;for&nbsp;any<br>
#&nbsp;purpose&nbsp;with&nbsp;or&nbsp;without&nbsp;fee&nbsp;is&nbsp;hereby&nbsp;granted,&nbsp;provided&nbsp;that&nbsp;the&nbsp;above<br>
#&nbsp;copyright&nbsp;notice&nbsp;and&nbsp;this&nbsp;permission&nbsp;notice&nbsp;appear&nbsp;in&nbsp;all&nbsp;copies.<br>
#<br>
#&nbsp;THE&nbsp;SOFTWARE&nbsp;IS&nbsp;PROVIDED&nbsp;"AS&nbsp;IS"&nbsp;AND&nbsp;THE&nbsp;AUTHOR&nbsp;DISCLAIMS&nbsp;ALL&nbsp;WARRANTIES<br>
#&nbsp;WITH&nbsp;REGARD&nbsp;TO&nbsp;THIS&nbsp;SOFTWARE&nbsp;INCLUDING&nbsp;ALL&nbsp;IMPLIED&nbsp;WARRANTIES&nbsp;OF<br>
#&nbsp;MERCHANTABILITY&nbsp;AND&nbsp;FITNESS.&nbsp;IN&nbsp;NO&nbsp;EVENT&nbsp;SHALL&nbsp;THE&nbsp;AUTHOR&nbsp;BE&nbsp;LIABLE&nbsp;FOR<br>
#&nbsp;ANY&nbsp;SPECIAL,&nbsp;DIRECT,&nbsp;INDIRECT,&nbsp;OR&nbsp;CONSEQUENTIAL&nbsp;DAMAGES&nbsp;OR&nbsp;ANY&nbsp;DAMAGES<br>
#&nbsp;WHATSOEVER&nbsp;RESULTING&nbsp;FROM&nbsp;LOSS&nbsp;OF&nbsp;USE,&nbsp;DATA&nbsp;OR&nbsp;PROFITS,&nbsp;WHETHER&nbsp;IN&nbsp;AN<br>
#&nbsp;ACTION&nbsp;OF&nbsp;CONTRACT,&nbsp;NEGLIGENCE&nbsp;OR&nbsp;OTHER&nbsp;TORTIOUS&nbsp;ACTION,&nbsp;ARISING&nbsp;OUT&nbsp;OF<br>
#&nbsp;OR&nbsp;IN&nbsp;CONNECTION&nbsp;WITH&nbsp;THE&nbsp;USE&nbsp;OR&nbsp;PERFORMANCE&nbsp;OF&nbsp;THIS&nbsp;SOFTWARE.</tt></p>
<p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#eeaa77">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Functions</strong></big></font></td></tr>
    
<tr><td bgcolor="#eeaa77"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><dl><dt><a name="-get_all_modules"><strong>get_all_modules</strong></a>(dirname)</dt><dd><tt>returns&nbsp;a&nbsp;list&nbsp;of&nbsp;strings&nbsp;containing&nbsp;the&nbsp;names&nbsp;of&nbsp;modules&nbsp;in&nbsp;a&nbsp;directory</tt></dd></dl>
</td></tr></table>
</body></html>
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-12-02 16:42:24 +0000
@cmpwn.com> 2019-03-14 22:34:34 -0400 committer Drew DeVault <sir@cmpwn.com> 2019-03-14 22:34:34 -0400 Implement :cd command' href='/akspecs/aerc/commit/widgets/directories.go?h=0.4.0&id=62946ff6c5712bebf7f07a83fc077d40db0e73a8'>62946ff ^ 
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package widgets

import (
	"fmt"
	"log"
	"regexp"
	"sort"

	"github.com/gdamore/tcell"
	"github.com/mattn/go-runewidth"

	"git.sr.ht/~sircmpwn/aerc/config"
	"git.sr.ht/~sircmpwn/aerc/lib"
	"git.sr.ht/~sircmpwn/aerc/lib/ui"
	"git.sr.ht/~sircmpwn/aerc/models"
	"git.sr.ht/~sircmpwn/aerc/worker/types"
)

type DirectoryList struct {
	ui.Invalidatable
	acctConf  *config.AccountConfig
	uiConf    *config.UIConfig
	store     *lib.DirStore
	dirs      []string
	logger    *log.Logger
	selecting string
	selected  string
	spinner   *Spinner
	worker    *types.Worker
}

func NewDirectoryList(acctConf *config.AccountConfig, uiConf *config.UIConfig,
	logger *log.Logger, worker *types.Worker) *DirectoryList {

	dirlist := &DirectoryList{
		acctConf: acctConf,
		uiConf:   uiConf,
		logger:   logger,
		spinner:  NewSpinner(uiConf),
		store:    lib.NewDirStore(),
		worker:   worker,
	}
	dirlist.spinner.OnInvalidate(func(_ ui.Drawable) {
		dirlist.Invalidate()
	})
	dirlist.spinner.Start()
	return dirlist
}

func (dirlist *DirectoryList) List() []string {
	return dirlist.store.List()
}

func (dirlist *DirectoryList) UpdateList(done func(dirs []string)) {
	// TODO: move this logic into dirstore
	var dirs []string
	dirlist.worker.PostAction(
		&types.ListDirectories{}, func(msg types.WorkerMessage) {

			switch msg := msg.(type) {
			case *types.Directory:
				dirs = append(dirs, msg.Dir.Name)
			case *types.Done:
				sort.Strings(dirs)
				dirlist.store.Update(dirs)
				dirlist.filterDirsByFoldersConfig()
				dirlist.spinner.Stop()
				dirlist.Invalidate()
				if done != nil {
					done(dirs)
				}
			}
		})
}

func (dirlist *DirectoryList) Select(name string) {
	dirlist.selecting = name
	dirlist.worker.PostAction(&types.OpenDirectory{Directory: name},
		func(msg types.WorkerMessage) {
			switch msg.(type) {
			case *types.Error:
				dirlist.selecting = ""
			case *types.Done:
				dirlist.selected = dirlist.selecting
				dirlist.filterDirsByFoldersConfig()
				hasSelected := false
				for _, d := range dirlist.dirs {
					if d == dirlist.selected {
						hasSelected = true
						break
					}
				}
				if !hasSelected && dirlist.selected != "" {
					dirlist.dirs = append(dirlist.dirs, dirlist.selected)
				}
				sort.Strings(dirlist.dirs)
			}
			dirlist.Invalidate()
		})
	dirlist.Invalidate()
}

func (dirlist *DirectoryList) Selected() string {
	return dirlist.selected
}

func (dirlist *DirectoryList) Invalidate() {
	dirlist.DoInvalidate(dirlist)
}

func (dirlist *DirectoryList) getDirString(name string, width int, recentUnseen func() string) string {
	percent := false
	rightJustify := false
	formatted := ""
	doRightJustify := func(s string) {
		formatted = runewidth.FillRight(formatted, width-len(s))
		formatted = runewidth.Truncate(formatted, width-len(s), "…")
	}
	for _, char := range dirlist.uiConf.DirListFormat {
		switch char {
		case '%':
			if percent {
				formatted += string(char)
				percent = false
			} else {
				percent = true
			}
		case '>':
			if percent {
				rightJustify = true
			}
		case 'n':
			if percent {
				if rightJustify {
					doRightJustify(name)
					rightJustify = false
				}
				formatted += name
				percent = false
			}
		case 'r':
			if percent {
				rString := recentUnseen()
				if rightJustify {
					doRightJustify(rString)
					rightJustify = false
				}
				formatted += rString
				percent = false
			}
		default:
			formatted += string(char)
		}
	}
	return formatted
}

func (dirlist *DirectoryList) getRUEString(name string) string {
	totalUnseen := 0
	totalRecent := 0
	totalExists := 0
	if msgStore, ok := dirlist.MsgStore(name); ok {
		for _, msg := range msgStore.Messages {
			if msg == nil {
				continue
			}
			seen := false
			recent := false
			for _, flag := range msg.Flags {
				if flag == models.SeenFlag {
					seen = true
				} else if flag == models.RecentFlag {
					recent = true
				}
			}
			if !seen {
				if recent {
					totalRecent++
				} else {
					totalUnseen++
				}
			}
		}
		totalExists = msgStore.DirInfo.Exists
	}
	rueString := ""
	if totalRecent > 0 {
		rueString = fmt.Sprintf("%d/%d/%d", totalRecent, totalUnseen, totalExists)
	} else if totalUnseen > 0 {
		rueString = fmt.Sprintf("%d/%d", totalUnseen, totalExists)
	} else if totalExists > 0 {
		rueString = fmt.Sprintf("%d", totalExists)
	}
	return rueString
}

func (dirlist *DirectoryList) Draw(ctx *ui.Context) {
	ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault)

	if dirlist.spinner.IsRunning() {
		dirlist.spinner.Draw(ctx)
		return
	}

	if len(dirlist.dirs) == 0 {
		style := tcell.StyleDefault
		ctx.Printf(0, 0, style, dirlist.uiConf.EmptyDirlist)
		return
	}

	row := 0
	for _, name := range dirlist.dirs {
		if row >= ctx.Height() {
			break
		}
		style := tcell.StyleDefault
		if name == dirlist.selected {
			style = style.Reverse(true)
		} else if name == dirlist.selecting {
			style = style.Reverse(true)
			style = style.Foreground(tcell.ColorGray)
		}
		ctx.Fill(0, row, ctx.Width(), 1, ' ', style)

		dirString := dirlist.getDirString(name, ctx.Width(), func() string {
			return dirlist.getRUEString(name)
		})

		ctx.Printf(0, row, style, dirString)
		row++
	}
}

func (dirlist *DirectoryList) MouseEvent(localX int, localY int, event tcell.Event) {
	switch event := event.(type) {
	case *tcell.EventMouse:
		switch event.Buttons() {
		case tcell.Button1:
			clickedDir, ok := dirlist.Clicked(localX, localY)
			if ok {
				dirlist.Select(clickedDir)
			}
		case tcell.WheelDown:
			dirlist.Next()
		case tcell.WheelUp:
			dirlist.Prev()
		}
	}
}

func (dirlist *DirectoryList) Clicked(x int, y int) (string, bool) {
	if dirlist.dirs == nil || len(dirlist.dirs) == 0 {
		return "", false
	}
	for i, name := range dirlist.dirs {
		if i == y {
			return name, true
		}
	}
	return "", false
}

func (dirlist *DirectoryList) NextPrev(delta int) {
	curIdx := sort.SearchStrings(dirlist.dirs, dirlist.selected)
	if curIdx == len(dirlist.dirs) {
		return
	}
	newIdx := curIdx + delta
	ndirs := len(dirlist.dirs)
	if newIdx < 0 {
		newIdx = ndirs - 1
	} else if newIdx >= ndirs {
		newIdx = 0
	}
	dirlist.Select(dirlist.dirs[newIdx])
}

func (dirlist *DirectoryList) Next() {
	dirlist.NextPrev(1)
}

func (dirlist *DirectoryList) Prev() {
	dirlist.NextPrev(-1)
}

func folderMatches(folder string, pattern string) bool {
	if len(pattern) == 0 {
		return false
	}
	if pattern[0] == '~' {
		r, err := regexp.Compile(pattern[1:])
		if err != nil {
			return false
		}
		return r.Match([]byte(folder))
	}
	return pattern == folder
}

// filterDirsByFoldersConfig sets dirlist.dirs to the filtered subset of the
// dirstore, based on the AccountConfig.Folders option
func (dirlist *DirectoryList) filterDirsByFoldersConfig() {
	dirlist.dirs = dirlist.store.List()
	// config option defaults to show all if unset
	if len(dirlist.acctConf.Folders) == 0 {
		return
	}
	var filtered []string
	for _, folder := range dirlist.dirs {
		for _, cfgfolder := range dirlist.acctConf.Folders {
			if folderMatches(folder, cfgfolder) {
				filtered = append(filtered, folder)
				break
			}
		}
	}
	dirlist.dirs = filtered
}

func (dirlist *DirectoryList) SelectedMsgStore() (*lib.MessageStore, bool) {
	return dirlist.store.MessageStore(dirlist.selected)
}

func (dirlist *DirectoryList) MsgStore(name string) (*lib.MessageStore, bool) {
	return dirlist.store.MessageStore(name)
}

func (dirlist *DirectoryList) SetMsgStore(name string, msgStore *lib.MessageStore) {
	dirlist.store.SetMessageStore(name, msgStore)
	msgStore.OnUpdateDirs(func() {
		dirlist.Invalidate()
	})
}
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2024-12-02 16:42:21 +0000