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-rw-r--r--plugins/ephemeral_tabs.lua77
1 files changed, 77 insertions, 0 deletions
diff --git a/plugins/ephemeral_tabs.lua b/plugins/ephemeral_tabs.lua
new file mode 100644
index 0000000..5bfba6f
--- /dev/null
+++ b/plugins/ephemeral_tabs.lua
@@ -0,0 +1,77 @@
+-- mod-version:2 -- lite-xl 2.0
+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)
+ 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
+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)
+ if RootView_on_mouse_pressed(self, button, x, y, clicks) then
+ 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 true
+ end
+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
+ RootView_on_mouse_released(self, button, x, y, ...)
+end