108 lines
3.1 KiB
Go
108 lines
3.1 KiB
Go
package main
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import (
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"fmt"
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"github.com/nsf/termbox-go"
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"gogs.bullercodeworks.com/brian/termbox-util"
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)
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type Command struct {
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key string
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description string
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}
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type AboutScreen int
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func drawCommandsAtPoint(commands []Command, x int, y int, style Style) {
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x_pos, y_pos := x, y
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for index, cmd := range commands {
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termbox_util.DrawStringAtPoint(fmt.Sprintf("%6s", cmd.key), x_pos, y_pos, style.default_fg, style.default_bg)
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termbox_util.DrawStringAtPoint(cmd.description, x_pos+8, y_pos, style.default_fg, style.default_bg)
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y_pos++
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if index > 2 && index%2 == 1 {
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y_pos++
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}
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}
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}
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func (screen *AboutScreen) handleKeyEvent(event termbox.Event) int {
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return BROWSER_SCREEN_INDEX
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}
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func (screen *AboutScreen) performLayout() {}
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func (screen *AboutScreen) drawScreen(style Style) {
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default_fg := style.default_fg
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default_bg := style.default_bg
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width, height := termbox.Size()
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template := [...]string{
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" _______ _______ ___ _______ _______ ______ _______ _ _ _______ _______ ______ ",
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"| _ || || | | || _ || _ | | || | _ | || || || _ | ",
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"| |_| || _ || | |_ _|| |_| || | || | _ || || || || _____|| ___|| | || ",
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"| || | | || | | | | || |_||_ | | | || || |_____ | |___ | |_||_ ",
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"| _ | | |_| || |___ | | | _ | | __ || |_| || ||_____ || ___|| __ |",
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"| |_| || || || | | |_| || | | || || _ | _____| || |___ | | | |",
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"|_______||_______||_______||___| |_______||___| |_||_______||__| |__||_______||_______||___| |_|",
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}
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first_line := template[0]
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start_x := (width - len(first_line)) / 2
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start_y := ((height - 2*len(template)) / 2) - 2
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x_pos := start_x
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y_pos := start_y
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if height <= 20 {
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title := "BoltBrowser"
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start_y = 0
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y_pos = 0
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termbox_util.DrawStringAtPoint(title, (width-len(title))/2, start_y, style.title_fg, style.title_bg)
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} else {
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if height < 25 {
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start_y = 0
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y_pos = 0
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}
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for _, line := range template {
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x_pos = start_x
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for _, runeValue := range line {
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bg := default_bg
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displayRune := ' '
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if runeValue != ' ' {
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//bg = termbox.Attribute(125)
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displayRune = runeValue
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termbox.SetCell(x_pos, y_pos, displayRune, default_fg, bg)
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}
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x_pos++
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}
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y_pos++
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}
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}
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commands1 := [...]Command{
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{"h,←", "close parent"},
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{"j,↓", "down"},
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{"k,↑", "up"},
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{"l,→", "open item"},
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{"g", "goto top"},
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{"G", "goto bottom"},
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{"ctrl+f", "jump down"},
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{"ctrl+b", "jump up"},
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}
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commands2 := [...]Command{
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{"p,P", "create pair/at parent"},
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{"b,B", "create bucket/at parent"},
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{"e", "edit value of pair"},
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{"r", "rename pair/bucket"},
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{"d", "delete item"},
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{"?", "this screen"},
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{"q", "quit program"},
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}
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x_pos = start_x + 20
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y_pos++
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drawCommandsAtPoint(commands1[:], x_pos, y_pos+1, style)
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drawCommandsAtPoint(commands2[:], x_pos+20, y_pos+1, style)
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exit_txt := "Press any key to return to browser"
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termbox_util.DrawStringAtPoint(exit_txt, (width-len(exit_txt))/2, height-1, style.title_fg, style.title_bg)
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}
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