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-- mod-version:3
local core = require "core"
local command = require "core.command"
local RootView = require "core.rootview"
local DocView = require "core.docview"
local Doc = require "core.doc"
local TreeView = require "plugins.treeview"
local RootView_open_doc = RootView.open_doc
function RootView:open_doc(doc)
local docview = RootView_open_doc(self, doc)
-- The absence of the ephemeral flag means that before this moment in this
-- node this document was not exists
if docview.ephemeral == nil then
local node = self:get_active_node_default()
-- We assume that ephemeral tab is always the last one
-- But user can drag and drop tabs so full check is needed
for i, v in ipairs(node.views) do
if v.ephemeral then
node:close_view(self.root_node, v)
end
end
docview.ephemeral = true
end
return docview
end
local Doc_get_name = DocView.get_name
function DocView:get_name()
return self.doc and self.ephemeral and ("~ " .. Doc_get_name(self) .. " ~")
or Doc_get_name(self)
end
-- Any change to the document makes the tab normal
local Doc_on_text_change = Doc.on_text_change
function Doc:on_text_change(type)
core.active_view.ephemeral = false
Doc_on_text_change(self, type)
end
-- Double clicking in the TreeView makes the tab normal
local TreeView_on_mouse_pressed = TreeView.on_mouse_pressed
function TreeView:on_mouse_pressed(button, x, y, clicks)
local result = TreeView_on_mouse_pressed(self, button, x, y, clicks)
if (clicks > 1) and (core.active_view.doc ~= nil) then
core.active_view.ephemeral = false
end
return result
end
-- Double clicking on a tab makes it normal
local RootView_on_mouse_pressed = RootView.on_mouse_pressed
function RootView:on_mouse_pressed(button, x, y, clicks)
local result = RootView_on_mouse_pressed(self, button, x, y, clicks)
if clicks > 1 then
local node = self.root_node:get_child_overlapping_point(x, y)
local idx = node:get_tab_overlapping_point(x, y)
if idx then
node.views[idx].ephemeral = false
end
end
return result
end
-- Dragging a tab makes it normal
local RootView_on_mouse_released = RootView.on_mouse_released
function RootView:on_mouse_released(button, x, y, ...)
if self.dragged_node then
if button == "left" then
if self.dragged_node.dragging then
local view = self.dragged_node.node.views[self.dragged_node.idx]
view.ephemeral = false
end
end
end
return RootView_on_mouse_released(self, button, x, y, ...)
end
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