139 lines
4.8 KiB
Lua
139 lines
4.8 KiB
Lua
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---------------------------------------------------------------------------
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-- @author Julien Danjou <julien@danjou.info>
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-- @copyright 2008 Julien Danjou
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-- @release @AWESOME_VERSION@
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---------------------------------------------------------------------------
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-- Grab environment we need
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local layout = require("awful.layout")
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local hooks = require("awful.hooks")
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local aclient = require("awful.client")
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local math = math
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local ipairs = ipairs
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local capi =
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{
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mouse = mouse,
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screen = screen,
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client = client,
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mousegrabber = mousegrabber,
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}
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--- Mouse module for awful
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module("awful.mouse")
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client = {}
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local function snap_outside(g, sg, snap)
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if g.x < snap + sg.x + sg.width and g.x > sg.x + sg.width then
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g.x = sg.x + sg.width
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elseif g.x + g.width < sg.x and g.x + g.width > sg.x - snap then
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g.x = sg.x - g.width
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end
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if g.y < snap + sg.y + sg.height and g.y > sg.y + sg.height then
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g.y = sg.y + sg.height
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elseif g.y + g.height < sg.y and g.y + g.height > sg.y - snap then
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g.y = sg.y - g.height
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end
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return g
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end
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local function snap_inside(g, sg, snap)
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if math.abs(g.x) < snap + sg.x and g.x > sg.x then
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g.x = sg.x
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elseif math.abs((sg.x + sg.width) - (g.x + g.width)) < snap then
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g.x = sg.x + sg.width - g.width
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end
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if math.abs(g.y) < snap + sg.y and g.y > sg.y then
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g.y = sg.y
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elseif math.abs((sg.y + sg.height) - (g.y + g.height)) < snap then
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g.y = sg.y + sg.height - g.height
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end
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return g
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end
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--- Snap a client to the closest client or screen edge.
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-- @param c The client to snap.
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-- @param snap The pixel to snap clients.
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-- @param x The client x coordinate.
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-- @param y The client y coordinate.
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function client.snap(c, snap, x, y)
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local snap = snap or 8
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local c = c or client.focus
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local geom = c:fullgeometry()
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geom.x = x or geom.x
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geom.y = y or geom.y
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geom = snap_inside(geom, capi.screen[c.screen].geometry, snap)
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geom = snap_inside(geom, capi.screen[c.screen].workarea, snap)
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for k, snapper in ipairs(aclient.visible(c.screen)) do
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if snapper ~= c then
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geom = snap_outside(geom, snapper:fullgeometry(), snap)
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end
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end
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return geom
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end
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--- Move a client.
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-- @param c The client to move, or the focused one if nil.
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-- @param snap The pixel to snap clients.
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function client.move(c, snap)
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local c = c or capi.client.focus
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if not c then return end
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if c.fullscreen
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or c.type == "desktop"
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or c.type == "splash"
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or c.type == "dock" then
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return
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end
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c:raise()
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local orig = c:fullgeometry()
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local m_c = capi.mouse.coords()
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local dist_x = m_c.x - orig.x
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local dist_y = m_c.y - orig.y
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local function ug(c, prop)
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if prop == "geometry" then
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local g = c:fullgeometry()
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capi.mouse.coords({ x = g.x + dist_x, y = g.y + dist_y })
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end
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end
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capi.mousegrabber.run(function (mouse)
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hooks.property.unregister(ug)
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for k, v in ipairs(mouse.buttons) do
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if v then
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local lay = layout.get(c.screen)
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if lay == "floating" or c.floating then
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local x = mouse.x - dist_x
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local y = mouse.y - dist_y
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c:fullgeometry(client.snap(c, snap, x, y))
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if layout.get(c.screen) ~= "floating" and not c.floating then
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hooks.property.register(ug)
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end
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elseif lay ~= "magnifier" then
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c.screen = capi.mouse.screen
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if layout.get(c.screen) ~= "floating" then
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local c_u_m = capi.mouse.client_under_pointer()
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if c_u_m and not c_u_m.floating then
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if c_u_m ~= c then
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c:swap(c_u_m)
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end
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end
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else
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hooks.property.register(ug)
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end
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end
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return true
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end
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end
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return false
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end, "fleur")
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end
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-- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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