// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- const Clutter = imports.gi.Clutter; const GLib = imports.gi.GLib; const Gio = imports.gi.Gio; const Lang = imports.lang; const Meta = imports.gi.Meta; const St = imports.gi.St; const Shell = imports.gi.Shell; const AltTab = imports.ui.altTab; const WorkspaceSwitcherPopup = imports.ui.workspaceSwitcherPopup; const Main = imports.ui.main; const Tweener = imports.ui.tweener; const WINDOW_ANIMATION_TIME = 0.25; const DIM_TIME = 0.500; const UNDIM_TIME = 0.250; var dimShader = undefined; function getDimShaderSource() { if (!dimShader) dimShader = Shell.get_file_contents_utf8_sync(global.datadir + '/shaders/dim-window.glsl'); return dimShader; } function getTopInvisibleBorder(metaWindow) { let outerRect = metaWindow.get_outer_rect(); let inputRect = metaWindow.get_input_rect(); return outerRect.y - inputRect.y; } function WindowDimmer(actor) { this._init(actor); } WindowDimmer.prototype = { _init: function(actor) { if (Clutter.feature_available(Clutter.FeatureFlags.SHADERS_GLSL)) { this._effect = new Clutter.ShaderEffect({ shader_type: Clutter.ShaderType.FRAGMENT_SHADER }); this._effect.set_shader_source(getDimShaderSource()); } else { this._effect = null; } this.actor = actor; }, set dimFraction(fraction) { this._dimFraction = fraction; if (this._effect == null) return; if (!Meta.prefs_get_attach_modal_dialogs()) { this._effect.enabled = false; return; } if (fraction > 0.01) { Shell.shader_effect_set_double_uniform(this._effect, 'height', this.actor.get_height()); Shell.shader_effect_set_double_uniform(this._effect, 'fraction', fraction); if (!this._effect.actor) this.actor.add_effect(this._effect); } else { if (this._effect.actor) this.actor.remove_effect(this._effect); } }, get dimFraction() { return this._dimFraction; }, _dimFraction: 0.0 }; function getWindowDimmer(actor) { if (!actor._windowDimmer) actor._windowDimmer = new WindowDimmer(actor); return actor._windowDimmer; } function WindowManager() { this._init(); } WindowManager.prototype = { _init : function() { this._shellwm = global.window_manager; this._keyBindingHandlers = []; this._minimizing = []; this._maximizing = []; this._unmaximizing = []; this._mapping = []; this._destroying = []; this._dimmedWindows = []; this._animationBlockCount = 0; this._switchData = null; this._shellwm.connect('kill-switch-workspace', Lang.bind(this, this._switchWorkspaceDone)); this._shellwm.connect('kill-window-effects', Lang.bind(this, function (shellwm, actor) { this._minimizeWindowDone(shellwm, actor); this._maximizeWindowDone(shellwm, actor); this._unmaximizeWindowDone(shellwm, actor); this._mapWindowDone(shellwm, actor); this._destroyWindowDone(shellwm, actor); })); this._shellwm.connect('switch-workspace', Lang.bind(this, this._switchWorkspace)); this._shellwm.connect('minimize', Lang.bind(this, this._minimizeWindow)); this._shellwm.connect('maximize', Lang.bind(this, this._maximizeWindow)); this._shellwm.connect('unmaximize', Lang.bind(this, this._unmaximizeWindow)); this._shellwm.connect('map', Lang.bind(this, this._mapWindow)); this._shellwm.connect('destroy', Lang.bind(this, this._destroyWindow)); this._workspaceSwitcherPopup = null; this.setKeybindingHandler('switch_to_workspace_left', Lang.bind(this, this._showWorkspaceSwitcher)); this.setKeybindingHandler('switch_to_workspace_right', Lang.bind(this, this._showWorkspaceSwitcher)); this.setKeybindingHandler('switch_to_workspace_up', Lang.bind(this, this._showWorkspaceSwitcher)); this.setKeybindingHandler('switch_to_workspace_down', Lang.bind(this, this._showWorkspaceSwitcher)); this.setKeybindingHandler('switch_windows', Lang.bind(this, this._startAppSwitcher)); this.setKeybindingHandler('switch_group', Lang.bind(this, this._startAppSwitcher)); this.setKeybindingHandler('switch_windows_backward', Lang.bind(this, this._startAppSwitcher)); this.setKeybindingHandler('switch_group_backward', Lang.bind(this, this._startAppSwitcher)); this.setKeybindingHandler('switch_panels', Lang.bind(this, this._startA11ySwitcher)); Main.overview.connect('showing', Lang.bind(this, function() { for (let i = 0; i < this._dimmedWindows.length; i++) this._undimWindow(this._dimmedWindows[i], true); })); Main.overview.connect('hiding', Lang.bind(this, function() { for (let i = 0; i < this._dimmedWindows.length; i++) this._dimWindow(this._dimmedWindows[i], true); })); }, setKeybindingHandler: function(keybinding, handler){ if (this._keyBindingHandlers[keybinding]) this._shellwm.disconnect(this._keyBindingHandlers[keybinding]); else this._shellwm.takeover_keybinding(keybinding); this._keyBindingHandlers[keybinding] = this._shellwm.connect('keybinding::' + keybinding, handler); }, blockAnimations: function() { this._animationBlockCount++; }, unblockAnimations: function() { this._animationBlockCount = Math.max(0, this._animationBlockCount - 1); }, _shouldAnimate : function(actor) { if (Main.overview.visible || this._animationBlockCount > 0) return false; if (actor && (actor.meta_window.get_window_type() != Meta.WindowType.NORMAL)) return false; return true; }, _removeEffect : function(list, actor) { let idx = list.indexOf(actor); if (idx != -1) { list.splice(idx, 1); return true; } return false; }, _minimizeWindow : function(shellwm, actor) { if (!this._shouldAnimate(actor)) { shellwm.completed_minimize(actor); return; } actor.set_scale(1.0, 1.0); actor.move_anchor_point_from_gravity(Clutter.Gravity.CENTER); /* scale window down to 0x0. * maybe TODO: get icon geometry passed through and move the window towards it? */ this._minimizing.push(actor); let primary = Main.layoutManager.primaryMonitor; let xDest = primary.x; if (St.Widget.get_default_direction() == St.TextDirection.RTL) xDest += primary.width; Tweener.addTween(actor, { scale_x: 0.0, scale_y: 0.0, x: xDest, y: 0, time: WINDOW_ANIMATION_TIME, transition: 'easeOutQuad', onComplete: this._minimizeWindowDone, onCompleteScope: this, onCompleteParams: [shellwm, actor], onOverwrite: this._minimizeWindowOverwritten, onOverwriteScope: this, onOverwriteParams: [shellwm, actor] }); }, _minimizeWindowDone : function(shellwm, actor) { if (this._removeEffect(this._minimizing, actor)) { Tweener.removeTweens(actor); actor.set_scale(1.0, 1.0); actor.move_anchor_point_from_gravity(Clutter.Gravity.NORTH_WEST); shellwm.completed_minimize(actor); } }, _minimizeWindowOverwritten : function(shellwm, actor) { if (this._removeEffect(this._minimizing, actor)) { shellwm.completed_minimize(actor); } }, _maximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) { shellwm.completed_maximize(actor); }, _maximizeWindowDone : function(shellwm, actor) { }, _maximizeWindowOverwrite : function(shellwm, actor) { }, _unmaximizeWindow : function(shellwm, actor, targetX, targetY, targetWidth, targetHeight) { shellwm.completed_unmaximize(actor); }, _unmaximizeWindowDone : function(shellwm, actor) { }, _hasAttachedDialogs: function(window, ignoreWindow) { var count = 0; window.foreach_transient(function(win) { if (win != ignoreWindow && win.is_attached_dialog()) count++; return false; }); return count != 0; }, _checkDimming: function(window, ignoreWindow) { let shouldDim = this._hasAttachedDialogs(window, ignoreWindow); if (shouldDim && !window._dimmed) { window._dimmed = true; this._dimmedWindows.push(window); if (!Main.overview.visible) this._dimWindow(window, true); } else if (!shouldDim && window._dimmed) { window._dimmed = false; this._dimmedWindows = this._dimmedWindows.filter(function(win) { return win != window; }); if (!Main.overview.visible) this._undimWindow(window, true); } }, _dimWindow: function(window, animate) { let actor = window.get_compositor_private(); if (!actor) return; if (animate) Tweener.addTween(getWindowDimmer(actor), { dimFraction: 1.0, time: DIM_TIME, transition: 'linear' }); else getWindowDimmer(actor).dimFraction = 1.0; }, _undimWindow: function(window, animate) { let actor = window.get_compositor_private(); if (!actor) return; if (animate) Tweener.addTween(getWindowDimmer(actor), { dimFraction: 0.0, time: UNDIM_TIME, transition: 'linear' }); else getWindowDimmer(actor).dimFraction = 0.0; }, _mapWindow : function(shellwm, actor) { actor._windowType = actor.meta_window.get_window_type(); actor._notifyWindowTypeSignalId = actor.meta_window.connect('notify::window-type', Lang.bind(this, function () { let type = actor.meta_window.get_window_type(); if (type == actor._windowType) return; if (type == Meta.WindowType.MODAL_DIALOG || actor._windowType == Meta.WindowType.MODAL_DIALOG) { let parent = actor.get_meta_window().get_transient_for(); if (parent) this._checkDimming(parent); } actor._windowType = type; })); if (actor.meta_window.is_attached_dialog()) { this._checkDimming(actor.get_meta_window().get_transient_for()); if (this._shouldAnimate()) { actor.set_scale(1.0, 0.0); actor.show(); this._mapping.push(actor); Tweener.addTween(actor, { scale_y: 1, time: WINDOW_ANIMATION_TIME, transition: "easeOutQuad", onComplete: this._mapWindowDone, onCompleteScope: this, onCompleteParams: [shellwm, actor], onOverwrite: this._mapWindowOverwrite, onOverwriteScope: this, onOverwriteParams: [shellwm, actor] }); return; } shellwm.completed_map(actor); return; } if (!this._shouldAnimate(actor)) { shellwm.completed_map(actor); return; } actor.opacity = 0; actor.show(); /* Fade window in */ this._mapping.push(actor); Tweener.addTween(actor, { opacity: 255, time: WINDOW_ANIMATION_TIME, transition: 'easeOutQuad', onComplete: this._mapWindowDone, onCompleteScope: this, onCompleteParams: [shellwm, actor], onOverwrite: this._mapWindowOverwrite, onOverwriteScope: this, onOverwriteParams: [shellwm, actor] }); }, _mapWindowDone : function(shellwm, actor) { if (this._removeEffect(this._mapping, actor)) { Tweener.removeTweens(actor); actor.opacity = 255; shellwm.completed_map(actor); } }, _mapWindowOverwrite : function(shellwm, actor) { if (this._removeEffect(this._mapping, actor)) { shellwm.completed_map(actor); } }, _destroyWindow : function(shellwm, actor) { let window = actor.meta_window; if (actor._notifyWindowTypeSignalId) { window.disconnect(actor._notifyWindowTypeSignalId); actor._notifyWindowTypeSignalId = 0; } if (window._dimmed) { this._dimmedWindows = this._dimmedWindows.filter(function(win) { return win != window; }); } if (window.is_attached_dialog()) { let parent = window.get_transient_for(); this._checkDimming(parent, window); if (!this._shouldAnimate()) { shellwm.completed_destroy(actor); return; } actor.set_scale(1.0, 1.0); actor.show(); this._destroying.push(actor); actor._parentDestroyId = parent.connect('unmanaged', Lang.bind(this, function () { Tweener.removeTweens(actor); this._destroyWindowDone(shellwm, actor); })); Tweener.addTween(actor, { scale_y: 0, time: WINDOW_ANIMATION_TIME, transition: "easeOutQuad", onComplete: this._destroyWindowDone, onCompleteScope: this, onCompleteParams: [shellwm, actor], onOverwrite: this._destroyWindowDone, onOverwriteScope: this, onOverwriteParams: [shellwm, actor] }); return; } shellwm.completed_destroy(actor); }, _destroyWindowDone : function(shellwm, actor) { if (this._removeEffect(this._destroying, actor)) { let parent = actor.get_meta_window().get_transient_for(); if (parent && actor._parentDestroyId) { parent.disconnect(actor._parentDestroyId); actor._parentDestroyId = 0; } shellwm.completed_destroy(actor); } }, _switchWorkspace : function(shellwm, from, to, direction) { if (!this._shouldAnimate()) { shellwm.completed_switch_workspace(); return; } let windows = global.get_window_actors(); /* @direction is the direction that the "camera" moves, so the * screen contents have to move one screen's worth in the * opposite direction. */ let xDest = 0, yDest = 0; if (direction == Meta.MotionDirection.UP || direction == Meta.MotionDirection.UP_LEFT || direction == Meta.MotionDirection.UP_RIGHT) yDest = global.screen_height; else if (direction == Meta.MotionDirection.DOWN || direction == Meta.MotionDirection.DOWN_LEFT || direction == Meta.MotionDirection.DOWN_RIGHT) yDest = -global.screen_height; if (direction == Meta.MotionDirection.LEFT || direction == Meta.MotionDirection.UP_LEFT || direction == Meta.MotionDirection.DOWN_LEFT) xDest = global.screen_width; else if (direction == Meta.MotionDirection.RIGHT || direction == Meta.MotionDirection.UP_RIGHT || direction == Meta.MotionDirection.DOWN_RIGHT) xDest = -global.screen_width; let switchData = {}; this._switchData = switchData; switchData.inGroup = new Clutter.Group(); switchData.outGroup = new Clutter.Group(); switchData.windows = []; let wgroup = global.window_group; wgroup.add_actor(switchData.inGroup); wgroup.add_actor(switchData.outGroup); for (let i = 0; i < windows.length; i++) { let window = windows[i]; if (!window.meta_window.showing_on_its_workspace()) continue; if (window.get_workspace() == from) { switchData.windows.push({ window: window, parent: window.get_parent() }); window.reparent(switchData.outGroup); } else if (window.get_workspace() == to) { switchData.windows.push({ window: window, parent: window.get_parent() }); window.reparent(switchData.inGroup); window.show_all(); } } switchData.inGroup.set_position(-xDest, -yDest); switchData.inGroup.raise_top(); Tweener.addTween(switchData.outGroup, { x: xDest, y: yDest, time: WINDOW_ANIMATION_TIME, transition: 'easeOutQuad', onComplete: this._switchWorkspaceDone, onCompleteScope: this, onCompleteParams: [shellwm] }); Tweener.addTween(switchData.inGroup, { x: 0, y: 0, time: WINDOW_ANIMATION_TIME, transition: 'easeOutQuad' }); }, _switchWorkspaceDone : function(shellwm) { let switchData = this._switchData; if (!switchData) return; this._switchData = null; for (let i = 0; i < switchData.windows.length; i++) { let w = switchData.windows[i]; if (w.window.is_destroyed()) // Window gone continue; if (w.window.get_parent() == switchData.outGroup) { w.window.reparent(w.parent); w.window.hide(); } else w.window.reparent(w.parent); } Tweener.removeTweens(switchData.inGroup); Tweener.removeTweens(switchData.outGroup); switchData.inGroup.destroy(); switchData.outGroup.destroy(); shellwm.completed_switch_workspace(); }, _startAppSwitcher : function(shellwm, binding, mask, window, backwards) { /* prevent a corner case where both popups show up at once */ if (this._workspaceSwitcherPopup != null) this._workspaceSwitcherPopup.actor.hide(); let tabPopup = new AltTab.AltTabPopup(); if (!tabPopup.show(backwards, binding, mask)) tabPopup.destroy(); }, _startA11ySwitcher : function(shellwm, binding, mask, window, backwards) { Main.ctrlAltTabManager.popup(backwards, mask); }, _showWorkspaceSwitcher : function(shellwm, binding, mask, window, backwards) { if (global.screen.n_workspaces == 1) return; if (this._workspaceSwitcherPopup == null) this._workspaceSwitcherPopup = new WorkspaceSwitcherPopup.WorkspaceSwitcherPopup(); if (binding == 'switch_to_workspace_up') this.actionMoveWorkspaceUp(); else if (binding == 'switch_to_workspace_down') this.actionMoveWorkspaceDown(); // left/right would effectively act as synonyms for up/down if we enabled them; // but that could be considered confusing. // else if (binding == 'switch_to_workspace_left') // this.actionMoveWorkspaceLeft(); // else if (binding == 'switch_to_workspace_right') // this.actionMoveWorkspaceRight(); }, actionMoveWorkspaceLeft: function() { let rtl = (St.Widget.get_default_direction() == St.TextDirection.RTL); let activeWorkspaceIndex = global.screen.get_active_workspace_index(); let indexToActivate = activeWorkspaceIndex; if (rtl && activeWorkspaceIndex < global.screen.n_workspaces - 1) indexToActivate++; else if (!rtl && activeWorkspaceIndex > 0) indexToActivate--; if (indexToActivate != activeWorkspaceIndex) global.screen.get_workspace_by_index(indexToActivate).activate(global.get_current_time()); if (!Main.overview.visible) this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.UP, indexToActivate); }, actionMoveWorkspaceRight: function() { let rtl = (St.Widget.get_default_direction() == St.TextDirection.RTL); let activeWorkspaceIndex = global.screen.get_active_workspace_index(); let indexToActivate = activeWorkspaceIndex; if (rtl && activeWorkspaceIndex > 0) indexToActivate--; else if (!rtl && activeWorkspaceIndex < global.screen.n_workspaces - 1) indexToActivate++; if (indexToActivate != activeWorkspaceIndex) global.screen.get_workspace_by_index(indexToActivate).activate(global.get_current_time()); if (!Main.overview.visible) this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.DOWN, indexToActivate); }, actionMoveWorkspaceUp: function() { let activeWorkspaceIndex = global.screen.get_active_workspace_index(); let indexToActivate = activeWorkspaceIndex; if (activeWorkspaceIndex > 0) indexToActivate--; if (indexToActivate != activeWorkspaceIndex) global.screen.get_workspace_by_index(indexToActivate).activate(global.get_current_time()); if (!Main.overview.visible) this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.UP, indexToActivate); }, actionMoveWorkspaceDown: function() { let activeWorkspaceIndex = global.screen.get_active_workspace_index(); let indexToActivate = activeWorkspaceIndex; if (activeWorkspaceIndex < global.screen.n_workspaces - 1) indexToActivate++; if (indexToActivate != activeWorkspaceIndex) global.screen.get_workspace_by_index(indexToActivate).activate(global.get_current_time()); if (!Main.overview.visible) this._workspaceSwitcherPopup.display(WorkspaceSwitcherPopup.DOWN, indexToActivate); } };