lite-xl/data/plugins/toolbarview.lua

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local core = require "core"
local common = require "core.common"
local command = require "core.command"
local style = require "core.style"
local View = require "core.view"
local icon_h, icon_w = style.icon_big_font:get_height(), style.icon_big_font:get_width("D")
local toolbar_spacing = icon_w / 2
local toolbar_height = icon_h + style.padding.y * 2
local ToolbarView = View:extend()
local toolbar_commands = {
{symbol = "f", command = "core:new-doc"},
{symbol = "D", command = "core:open-file"},
{symbol = "S", command = "doc:save"},
{symbol = "L", command = "core:find-file"},
}
function ToolbarView:new()
ToolbarView.super.new(self)
self.visible = true
self.init_size = toolbar_height
end
function ToolbarView:update()
if self.init_size then
self.size.y = self.init_size
self.init_size = nil
elseif self.goto_size then
if self.goto_size ~= self.size.y then
self:move_towards(self.size, "y", self.goto_size)
else
self.goto_size = nil
end
end
ToolbarView.super.update(self)
end
function ToolbarView:toggle_visible()
self.goto_size = self.visible and 0 or toolbar_height
self.visible = not self.visible
end
function ToolbarView:each_item()
local ox, oy = self:get_content_offset()
local index = 0
local iter = function()
index = index + 1
if index <= #toolbar_commands then
local dx = style.padding.x + (icon_w + toolbar_spacing) * (index - 1)
local dy = style.padding.y
return toolbar_commands[index], ox + dx, oy + dy, icon_w, icon_h
end
end
return iter
end
function ToolbarView:draw()
self:draw_background(style.background2)
for item, x, y in self:each_item() do
local color = item == self.hovered_item and style.text or style.dim
common.draw_text(style.icon_big_font, color, item.symbol, nil, x, y, 0, icon_h)
end
end
function ToolbarView:on_mouse_pressed(button, x, y, clicks)
local caught = ToolbarView.super.on_mouse_pressed(self, button, x, y, clicks)
if caught then return end
core.set_active_view(core.last_active_view)
if self.hovered_item then
command.perform(self.hovered_item.command)
end
end
function ToolbarView:on_mouse_moved(px, py, ...)
ToolbarView.super.on_mouse_moved(self, px, py, ...)
self.hovered_item = nil
for item, x, y, w, h in self:each_item() do
if px > x and py > y and px <= x + w and py <= y + h then
self.hovered_item = item
break
end
end
end
-- The toolbarview pane is not plugged here but it is added in the
-- treeview plugin.
return ToolbarView