diff options
Diffstat (limited to 'awesome/lib/awful/screen.lua')
-rw-r--r-- | awesome/lib/awful/screen.lua | 477 |
1 files changed, 0 insertions, 477 deletions
diff --git a/awesome/lib/awful/screen.lua b/awesome/lib/awful/screen.lua deleted file mode 100644 index e36e622..0000000 --- a/awesome/lib/awful/screen.lua +++ /dev/null @@ -1,477 +0,0 @@ ---------------------------------------------------------------------------- ---- Screen module for awful --- --- @author Julien Danjou <julien@danjou.info> --- @copyright 2008 Julien Danjou --- @module screen ---------------------------------------------------------------------------- - --- Grab environment we need -local capi = -{ - mouse = mouse, - screen = screen, - client = client, - awesome = awesome, -} -local util = require("awful.util") -local object = require("gears.object") -local grect = require("gears.geometry").rectangle - -local function get_screen(s) - return s and capi.screen[s] -end - --- we use require("awful.client") inside functions to prevent circular dependencies. -local client - -local screen = {object={}} - -local data = {} -data.padding = {} - ---- Take an input geometry and substract/add a delta. --- @tparam table geo A geometry (width, height, x, y) table. --- @tparam table delta A delta table (top, bottom, x, y). --- @treturn table A geometry (width, height, x, y) table. -local function apply_geometry_ajustments(geo, delta) - return { - x = geo.x + (delta.left or 0), - y = geo.y + (delta.top or 0), - width = geo.width - (delta.left or 0) - (delta.right or 0), - height = geo.height - (delta.top or 0) - (delta.bottom or 0), - } -end - ---- Get the square distance between a `screen` and a point. --- @deprecated awful.screen.getdistance_sq --- @param s Screen --- @param x X coordinate of point --- @param y Y coordinate of point --- @return The squared distance of the screen to the provided point. --- @see screen.get_square_distance -function screen.getdistance_sq(s, x, y) - util.deprecate("Use s:get_square_distance(x, y) instead of awful.screen.getdistance_sq") - return screen.object.get_square_distance(s, x, y) -end - ---- Get the square distance between a `screen` and a point. --- @function screen.get_square_distance --- @tparam number x X coordinate of point --- @tparam number y Y coordinate of point --- @treturn number The squared distance of the screen to the provided point. -function screen.object.get_square_distance(self, x, y) - return grect.get_square_distance(get_screen(self).geometry, x, y) -end - ---- Return the screen index corresponding to the given (pixel) coordinates. --- --- The number returned can be used as an index into the global --- `screen` table/object. --- @function awful.screen.getbycoord --- @tparam number x The x coordinate --- @tparam number y The y coordinate --- @treturn ?number The screen index -function screen.getbycoord(x, y) - local s, sgeos = capi.screen.primary, {} - for scr in capi.screen do - sgeos[scr] = scr.geometry - end - s = grect.get_closest_by_coord(sgeos, x, y) or s - return s and s.index -end - ---- Move the focus to a screen. --- --- This moves the mouse pointer to the last known position on the new screen, --- or keeps its position relative to the current focused screen. --- @function awful.screen.focus --- @screen _screen Screen number (defaults / falls back to mouse.screen). -function screen.focus(_screen) - client = client or require("awful.client") - if type(_screen) == "number" and _screen > capi.screen.count() then _screen = screen.focused() end - _screen = get_screen(_screen) - - -- screen and pos for current screen - local s = get_screen(capi.mouse.screen) - local pos - - if not _screen.mouse_per_screen then - -- This is the first time we enter this screen, - -- keep relative mouse position on the new screen. - pos = capi.mouse.coords() - local relx = (pos.x - s.geometry.x) / s.geometry.width - local rely = (pos.y - s.geometry.y) / s.geometry.height - - pos.x = _screen.geometry.x + relx * _screen.geometry.width - pos.y = _screen.geometry.y + rely * _screen.geometry.height - else - -- restore mouse position - pos = _screen.mouse_per_screen - end - - -- save pointer position of current screen - s.mouse_per_screen = capi.mouse.coords() - - -- move cursor without triggering signals mouse::enter and mouse::leave - capi.mouse.coords(pos, true) - - local c = client.focus.history.get(_screen, 0) - if c then - c:emit_signal("request::activate", "screen.focus", {raise=false}) - end -end - ---- Move the focus to a screen in a specific direction. --- --- This moves the mouse pointer to the last known position on the new screen, --- or keeps its position relative to the current focused screen. --- @function awful.screen.focus_bydirection --- @param dir The direction, can be either "up", "down", "left" or "right". --- @param _screen Screen. -function screen.focus_bydirection(dir, _screen) - local sel = get_screen(_screen or screen.focused()) - if sel then - local geomtbl = {} - for s in capi.screen do - geomtbl[s] = s.geometry - end - local target = grect.get_in_direction(dir, geomtbl, sel.geometry) - if target then - return screen.focus(target) - end - end -end - ---- Move the focus to a screen relative to the current one, --- --- This moves the mouse pointer to the last known position on the new screen, --- or keeps its position relative to the current focused screen. --- --- @function awful.screen.focus_relative --- @tparam int offset Value to add to the current focused screen index. 1 to --- focus the next one, -1 to focus the previous one. -function screen.focus_relative(offset) - return screen.focus(util.cycle(capi.screen.count(), - screen.focused().index + offset)) -end - ---- Get or set the screen padding. --- --- @deprecated awful.screen.padding --- @param _screen The screen object to change the padding on --- @param[opt=nil] padding The padding, a table with 'top', 'left', 'right' and/or --- 'bottom' or a number value to apply set the same padding on all sides. Can be --- nil if you only want to retrieve padding --- @treturn table A table with left, right, top and bottom number values. --- @see padding -function screen.padding(_screen, padding) - util.deprecate("Use _screen.padding = value instead of awful.screen.padding") - if padding then - screen.object.set_padding(_screen, padding) - end - return screen.object.get_padding(_screen) -end - ---- The screen padding. --- --- This adds a "buffer" section on each side of the screen. --- --- **Signal:** --- --- * *property::padding* --- --- @property padding --- @param table --- @tfield integer table.left The padding on the left. --- @tfield integer table.right The padding on the right. --- @tfield integer table.top The padding on the top. --- @tfield integer table.bottom The padding on the bottom. - -function screen.object.get_padding(self) - local p = data.padding[self] or {} - -- Create a copy to avoid accidental mutation and nil values. - return { - left = p.left or 0, - right = p.right or 0, - top = p.top or 0, - bottom = p.bottom or 0, - } -end - -function screen.object.set_padding(self, padding) - if type(padding) == "number" then - padding = { - left = padding, - right = padding, - top = padding, - bottom = padding, - } - end - - self = get_screen(self) - if padding then - data.padding[self] = padding - self:emit_signal("padding") - end -end - ---- Get the preferred screen in the context of a client. --- --- This is exactly the same as `awful.screen.focused` except that it avoids --- clients being moved when Awesome is restarted. --- This is used in the default `rc.lua` to ensure clients get assigned to the --- focused screen by default. --- @tparam client c A client. --- @treturn screen The preferred screen. -function screen.preferred(c) - return capi.awesome.startup and c.screen or screen.focused() -end - ---- The defaults arguments for `awful.screen.focused`. --- @tfield[opt=nil] table awful.screen.default_focused_args - ---- Get the focused screen. --- --- It is possible to set `awful.screen.default_focused_args` to override the --- default settings. --- --- @function awful.screen.focused --- @tparam[opt] table args --- @tparam[opt=false] boolean args.client Use the client screen instead of the --- mouse screen. --- @tparam[opt=true] boolean args.mouse Use the mouse screen --- @treturn ?screen The focused screen object, or `nil` in case no screen is --- present currently. -function screen.focused(args) - args = args or screen.default_focused_args or {} - return get_screen( - args.client and capi.client.focus and capi.client.focus.screen or capi.mouse.screen - ) -end - ---- Get a placement bounding geometry. --- --- This method computes the different variants of the "usable" screen geometry. --- --- @function screen.get_bounding_geometry --- @tparam[opt={}] table args The arguments --- @tparam[opt=false] boolean args.honor_padding Whether to honor the screen's padding. --- @tparam[opt=false] boolean args.honor_workarea Whether to honor the screen's workarea. --- @tparam[opt] int|table args.margins Apply some margins on the output. --- This can either be a number or a table with *left*, *right*, *top* --- and *bottom* keys. --- @tag[opt] args.tag Use this tag's screen. --- @tparam[opt] drawable args.parent A parent drawable to use as base geometry. --- @tab[opt] args.bounding_rect A bounding rectangle. This parameter is --- incompatible with `honor_workarea`. --- @treturn table A table with *x*, *y*, *width* and *height*. --- @usage local geo = screen:get_bounding_geometry { --- honor_padding = true, --- honor_workarea = true, --- margins = { --- left = 20, --- }, --- } -function screen.object.get_bounding_geometry(self, args) - args = args or {} - - -- If the tag has a geometry, assume it is right - if args.tag then - self = args.tag.screen - end - - self = get_screen(self or capi.mouse.screen) - - local geo = args.bounding_rect or (args.parent and args.parent:geometry()) or - self[args.honor_workarea and "workarea" or "geometry"] - - if (not args.parent) and (not args.bounding_rect) and args.honor_padding then - local padding = self.padding - geo = apply_geometry_ajustments(geo, padding) - end - - if args.margins then - geo = apply_geometry_ajustments(geo, - type(args.margins) == "table" and args.margins or { - left = args.margins, right = args.margins, - top = args.margins, bottom = args.margins, - } - ) - end - return geo -end - ---- Get the list of visible clients for the screen. --- --- Minimized and unmanaged clients are not included in this list as they are --- technically not on the screen. --- --- The clients on tags that are currently not visible are not part of this list. --- --- @property clients --- @param table The clients list, ordered from top to bottom. --- @see all_clients --- @see hidden_clients --- @see client.get - -function screen.object.get_clients(s) - local cls = capi.client.get(s, true) - local vcls = {} - for _, c in pairs(cls) do - if c:isvisible() then - table.insert(vcls, c) - end - end - return vcls -end - ---- Get the list of clients assigned to the screen but not currently visible. --- --- This includes minimized clients and clients on hidden tags. --- --- @property hidden_clients --- @param table The clients list, ordered from top to bottom. --- @see clients --- @see all_clients --- @see client.get - -function screen.object.get_hidden_clients(s) - local cls = capi.client.get(s, true) - local vcls = {} - for _, c in pairs(cls) do - if not c:isvisible() then - table.insert(vcls, c) - end - end - return vcls -end - ---- Get all clients assigned to the screen. --- --- @property all_clients --- @param table The clients list, ordered from top to bottom. --- @see clients --- @see hidden_clients --- @see client.get - -function screen.object.get_all_clients(s) - return capi.client.get(s, true) -end - ---- Get the list of tiled clients for the screen. --- --- Same as `clients`, but excluding: --- --- * fullscreen clients --- * maximized clients --- * floating clients --- --- @property tiled_clients --- @param table The clients list, ordered from top to bottom. - -function screen.object.get_tiled_clients(s) - local clients = s.clients - local tclients = {} - -- Remove floating clients - for _, c in pairs(clients) do - if not c.floating - and not c.fullscreen - and not c.maximized_vertical - and not c.maximized_horizontal then - table.insert(tclients, c) - end - end - return tclients -end - ---- Call a function for each existing and created-in-the-future screen. --- --- @function awful.screen.connect_for_each_screen --- @tparam function func The function to call. --- @screen func.screen The screen. -function screen.connect_for_each_screen(func) - for s in capi.screen do - func(s) - end - capi.screen.connect_signal("added", func) -end - ---- Undo the effect of connect_for_each_screen. --- @function awful.screen.disconnect_for_each_screen --- @tparam function func The function that should no longer be called. -function screen.disconnect_for_each_screen(func) - capi.screen.disconnect_signal("added", func) -end - ---- A list of all tags on the screen. --- --- This property is read only, use `tag.screen`, `awful.tag.add`, --- `awful.tag.new` or `t:delete()` to alter this list. --- --- @property tags --- @param table --- @treturn table A table with all available tags. - -function screen.object.get_tags(s, unordered) - local tags = {} - - for _, t in ipairs(root.tags()) do - if get_screen(t.screen) == s then - table.insert(tags, t) - end - end - - -- Avoid infinite loop and save some time. - if not unordered then - table.sort(tags, function(a, b) - return (a.index or math.huge) < (b.index or math.huge) - end) - end - return tags -end - ---- A list of all selected tags on the screen. --- @property selected_tags --- @param table --- @treturn table A table with all selected tags. --- @see tag.selected --- @see client.to_selected_tags - -function screen.object.get_selected_tags(s) - local tags = screen.object.get_tags(s, true) - - local vtags = {} - for _, t in pairs(tags) do - if t.selected then - vtags[#vtags + 1] = t - end - end - return vtags -end - ---- The first selected tag. --- @property selected_tag --- @param table --- @treturn ?tag The first selected tag or nil. --- @see tag.selected --- @see selected_tags - -function screen.object.get_selected_tag(s) - return screen.object.get_selected_tags(s)[1] -end - - ---- When the tag history changed. --- @signal tag::history::update - --- Extend the luaobject -object.properties(capi.screen, { - getter_class = screen.object, - setter_class = screen.object, - auto_emit = true, -}) - -return screen - --- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80 |