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/* ========================================================================================================
* dockedWorkspaces.js - dock object that holds the workspaces thumbnailsBox
* --------------------------------------------------------------------------------------------------------
* CREDITS: This code was copied from the Frippery Bottom Panel extension http://frippery.org/extensions/
* and modified to create a workspaces switcher popup. Copyright (C) 2011-2015 R M Yorston.
*
* Part of this code also comes from gnome-shell-extensions:
* http://git.gnome.org/browse/gnome-shell-extensions/
* ========================================================================================================
*/
const _DEBUG_ = false;
const Clutter = imports.gi.Clutter;
const Mainloop = imports.mainloop;
const Lang = imports.lang;
const Meta = imports.gi.Meta;
const St = imports.gi.St;
const Shell = imports.gi.Shell;
const Main = imports.ui.main;
const WorkspacesView = imports.ui.workspacesView;
const WindowManager = imports.ui.windowManager;
const WorkspaceSwitcherPopup = imports.ui.workspaceSwitcherPopup;
const Tweener = imports.ui.tweener;
let GSFunctions = {};
var DISPLAY_TIMEOUT = 600;
let myShowWorkspaceSwitcher, origShowWorkspaceSwitcher;
let nrows = 1;
function get_ncols() {
let workspaceManager = global.workspace_manager;
let ncols = Math.floor(workspaceManager.n_workspaces/nrows);
if ( workspaceManager.n_workspaces%nrows != 0 )
++ncols
return ncols;
}
var myWorkspaceSwitcherPopup = new Lang.Class({
Name: 'workspcestodockWorkspaceSwitcherPopup',
Extends: WorkspaceSwitcherPopup.WorkspaceSwitcherPopup,
_getPreferredHeight : function (actor, forWidth, alloc) {
let children = this._list.get_children();
let workArea = Main.layoutManager.getWorkAreaForMonitor(
Main.layoutManager.primaryIndex);
let availHeight = workArea.height;
availHeight -= this.actor.get_theme_node().get_vertical_padding();
availHeight -= this._container.get_theme_node().get_vertical_padding();
availHeight -= this._list.get_theme_node().get_vertical_padding();
let height = 0;
for (let i = 0; i < children.length; i++) {
let [childMinHeight, childNaturalHeight] =
children[i].get_preferred_height(-1);
height = Math.max(height, childNaturalHeight);
}
height = nrows * height;
let spacing = this._itemSpacing * (nrows - 1);
height += spacing;
height = Math.min(height, availHeight);
this._childHeight = (height - spacing) / nrows;
alloc.min_size = height;
alloc.natural_size = height;
},
_getPreferredWidth : function (actor, forHeight, alloc) {
let children = this._list.get_children();
let workArea = Main.layoutManager.getWorkAreaForMonitor(
Main.layoutManager.primaryIndex);
let availWidth = workArea.width;
availWidth -= this.actor.get_theme_node().get_horizontal_padding();
availWidth -= this._container.get_theme_node().get_horizontal_padding();
availWidth -= this._list.get_theme_node().get_horizontal_padding();
let ncols = get_ncols();
let height = 0;
for (let i = 0; i < children.length; i++) {
let [childMinHeight, childNaturalHeight] =
children[i].get_preferred_height(-1);
height = Math.max(height, childNaturalHeight);
}
let width = ncols * height * workArea.width/workArea.height;
let spacing = this._itemSpacing * (ncols - 1);
width += spacing;
width = Math.min(width, availWidth);
this._childWidth = (width - spacing) / ncols;
alloc.min_size = width;
alloc.natural_size = width;
},
_allocate : function (actor, box, flags) {
let children = this._list.get_children();
let childBox = new Clutter.ActorBox();
let ncols = get_ncols();
for ( let ir=0; ir<nrows; ++ir ) {
for ( let ic=0; ic<ncols; ++ic ) {
let i = ncols*ir + ic;
let x = box.x1 + ic * (this._childWidth + this._itemSpacing);
childBox.x1 = x;
childBox.x2 = x + this._childWidth;
let y = box.y1 + ir * (this._childHeight + this._itemSpacing);
childBox.y1 = y;
childBox.y2 = y + this._childHeight;
children[i].allocate(childBox, flags);
}
}
},
_redisplay : function() {
let workspaceManager = global.workspace_manager;
this._list.destroy_all_children();
for (let i = 0; i < workspaceManager.n_workspaces; i++) {
let indicator = null;
if (i == this._activeWorkspaceIndex && this._direction == Meta.MotionDirection.LEFT)
indicator = new St.Bin({ style_class: 'ws-switcher-active-up' });
else if (i == this._activeWorkspaceIndex && this._direction == Meta.MotionDirection.RIGHT)
indicator = new St.Bin({ style_class: 'ws-switcher-active-down' });
else if (i == this._activeWorkspaceIndex && this._direction == Meta.MotionDirection.UP)
indicator = new St.Bin({ style_class: 'ws-switcher-active-up' });
else if(i == this._activeWorkspaceIndex && this._direction == Meta.MotionDirection.DOWN)
indicator = new St.Bin({ style_class: 'ws-switcher-active-down' });
else
indicator = new St.Bin({ style_class: 'ws-switcher-box' });
this._list.add_actor(indicator);
}
let workArea = Main.layoutManager.getWorkAreaForMonitor(Main.layoutManager.primaryIndex);
let [containerMinHeight, containerNatHeight] = this._container.get_preferred_height(global.screen_width);
let [containerMinWidth, containerNatWidth] = this._container.get_preferred_width(containerNatHeight);
this._container.x = workArea.x + Math.floor((workArea.width - containerNatWidth) / 2);
this._container.y = workArea.y + Math.floor((workArea.height - containerNatHeight) / 2);
},
display : function(direction, activeWorkspaceIndex) {
this._direction = direction;
this._activeWorkspaceIndex = activeWorkspaceIndex;
this._redisplay();
if (this._timeoutId != 0)
Mainloop.source_remove(this._timeoutId);
this._timeoutId = Mainloop.timeout_add(DISPLAY_TIMEOUT, Lang.bind(this, this._onTimeout));
this._show();
}
});
var WorkspaceSwitcher = new Lang.Class({
Name: 'workspcestodockWorkspaceSwitcher',
_init: function(params) {
// Override Gnome Shell functions
this._overrideGnomeShellFunctions();
this._resetBindings();
global.workspace_manager.override_workspace_layout(Meta.DisplayCorner.TOPLEFT, false, nrows, -1);
},
destroy: function() {
// Restor Gnome Shell functions
this._restoreGnomeShellFunctions();
this._resetBindings();
global.workspace_manager.override_workspace_layout(Meta.DisplayCorner.TOPLEFT, false, -1, 1);
},
_overrideGnomeShellFunctions: function() {
// Override showWorkspacesSwitcher to show custom horizontal workspace switcher popup
GSFunctions['WindowManager_showWorkspaceSwitcher'] = WindowManager.WindowManager.prototype._showWorkspaceSwitcher;
WindowManager.WindowManager.prototype._showWorkspaceSwitcher = function(display, window, binding) {
let workspaceManager = display.get_workspace_manager();
if (!Main.sessionMode.hasWorkspaces)
return;
if (workspaceManager.n_workspaces == 1)
return;
let [action,,,target] = binding.get_name().split('-');
let newWs;
let direction;
if (action == 'move') {
// "Moving" a window to another workspace doesn't make sense when
// it cannot be unstuck, and is potentially confusing if a new
// workspaces is added at the start/end
if (window.is_always_on_all_workspaces() ||
(Meta.prefs_get_workspaces_only_on_primary() &&
window.get_monitor() != Main.layoutManager.primaryIndex))
return;
}
if (target == 'last') {
direction = Meta.MotionDirection.RIGHT;
newWs = workspaceManager.get_workspace_by_index(workspaceManager.n_workspaces - 1);
} else if (isNaN(target)) {
// Prepend a new workspace dynamically
if (workspaceManager.get_active_workspace_index() == 0 &&
action == 'move' && target == 'left' && this._isWorkspacePrepended == false) {
this.insertWorkspace(0);
this._isWorkspacePrepended = true;
}
direction = Meta.MotionDirection[target.toUpperCase()];
newWs = workspaceManager.get_active_workspace().get_neighbor(direction);
} else if (target > 0) {
target--;
newWs = workspaceManager.get_workspace_by_index(target);
if (workspaceManager.get_active_workspace().index() > target)
direction = Meta.MotionDirection.LEFT;
else
direction = Meta.MotionDirection.RIGHT;
}
if (direction != Meta.MotionDirection.LEFT &&
direction != Meta.MotionDirection.RIGHT)
return;
if (action == 'switch')
this.actionMoveWorkspace(newWs);
else
this.actionMoveWindow(window, newWs);
if (!Main.overview.visible) {
if (this._workspaceSwitcherPopup == null) {
this._workspaceSwitcherPopup = new myWorkspaceSwitcherPopup();
this._workspaceSwitcherPopup.connect('destroy',
Lang.bind(this, function() {
this._workspaceSwitcherPopup = null;
}));
}
this._workspaceSwitcherPopup.display(direction, newWs.index());
}
};
// Override updateWorkspaceActors for horizontal animation of overview windows
GSFunctions['WorkspacesView_updateWorkspaceActors'] = WorkspacesView.WorkspacesView.prototype._updateWorkspaceActors;
WorkspacesView.WorkspacesView.prototype._updateWorkspaceActors = function(showAnimation) {
let workspaceManager = global.workspace_manager;
let active = workspaceManager.get_active_workspace_index();
this._animating = showAnimation;
for (let w = 0; w < this._workspaces.length; w++) {
let workspace = this._workspaces[w];
Tweener.removeTweens(workspace.actor);
let x = (w - active) * this._fullGeometry.width;
if (showAnimation) {
let params = { x: x,
time: WorkspacesView.WORKSPACE_SWITCH_TIME,
transition: 'easeOutQuad'
};
// we have to call _updateVisibility() once before the
// animation and once afterwards - it does not really
// matter which tween we use, so we pick the first one ...
if (w == 0) {
this._updateVisibility();
params.onComplete = Lang.bind(this,
function() {
this._animating = false;
this._updateVisibility();
});
}
Tweener.addTween(workspace.actor, params);
} else {
workspace.actor.set_position(x, 0);
if (w == 0)
this._updateVisibility();
}
}
};
// Override overview scroll event for horizontal scrolling of workspaces
GSFunctions['WorkspacesDisplay_onScrollEvent'] = WorkspacesView.WorkspacesDisplay.prototype._onScrollEvent;
WorkspacesView.WorkspacesDisplay.prototype._onScrollEvent = function(actor, event) {
if (!this.actor.mapped)
return Clutter.EVENT_PROPAGATE;
let workspaceManager = global.workspace_manager;
let activeWs = workspaceManager.get_active_workspace();
let ws;
switch (event.get_scroll_direction()) {
case Clutter.ScrollDirection.UP:
ws = activeWs.get_neighbor(Meta.MotionDirection.LEFT);
break;
case Clutter.ScrollDirection.DOWN:
ws = activeWs.get_neighbor(Meta.MotionDirection.RIGHT);
break;
case Clutter.ScrollDirection.LEFT:
ws = activeWs.get_neighbor(Meta.MotionDirection.LEFT);
break;
case Clutter.ScrollDirection.RIGHT:
ws = activeWs.get_neighbor(Meta.MotionDirection.RIGHT);
break;
default:
return Clutter.EVENT_PROPAGATE;
}
Main.wm.actionMoveWorkspace(ws);
return Clutter.EVENT_STOP;
};
},
_restoreGnomeShellFunctions: function() {
// Restore showWorkspacesSwitcher to show normal workspace switcher popup
WindowManager.WindowManager.prototype._showWorkspaceSwitcher = GSFunctions['WindowManager_showWorkspaceSwitcher'];
// Restore updateWorkspaceActors to original vertical animation of overview windows
WorkspacesView.WorkspacesView.prototype._updateWorkspaceActors = GSFunctions['WorkspacesView_updateWorkspaceActors'];
// Restore onScrollEvent to original vertical scrolling of workspaces
WorkspacesView.WorkspacesDisplay.prototype._onScrollEvent = GSFunctions['WorkspacesDisplay_onScrollEvent']
},
_resetBindings: function() {
// Reset bindings to active showWorkspaceSwitcher function
let wm = Main.wm;
Meta.keybindings_set_custom_handler('switch-to-workspace-left',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-right',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-up',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-down',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-1',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-2',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-3',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-4',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-5',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-6',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-7',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-8',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-9',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-10',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-11',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-12',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('switch-to-workspace-last',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-left',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-right',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-up',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-down',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-1',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-2',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-3',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-4',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-5',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-6',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-7',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-8',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-9',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-10',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-11',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-12',
Lang.bind(wm, wm._showWorkspaceSwitcher));
Meta.keybindings_set_custom_handler('move-to-workspace-last',
Lang.bind(wm, wm._showWorkspaceSwitcher));
wm._workspaceSwitcherPopup = null;
}
});
|
