AppSwitcher: Use CSS instead of the hardcoded POPUP_LIST_SPACING constant

The POPUP_LIST_SPACING constant was used for the AltTabPopup.actor's padding,
AltTabPopup.actor's spacing and SwitcherList._list's spacing.

Switch to CSS and remove the constant.

https://bugzilla.gnome.org/show_bug.cgi?id=613195
This commit is contained in:
Adel Gadllah 2010-03-26 17:47:12 +01:00
parent 4aa2473d18
commit 5ff609ed49
2 changed files with 49 additions and 21 deletions

View File

@ -727,6 +727,11 @@ StTooltip {
}
/* App Switcher */
#altTabPopup {
padding: 8px;
spacing: 16px;
}
.switcher-list {
background: rgba(0,0,0,0.8);
border: 1px solid rgba(128,128,128,0.40);
@ -737,6 +742,10 @@ StTooltip {
color: white;
}
.switcher-list-item-container {
spacing: 8px;
}
.thumbnail-scroll-gradient-left {
background-gradient-direction: horizontal;
background-gradient-start: rgba(51, 51, 51, 1.0);

View File

@ -22,7 +22,6 @@ const TRANSPARENT_COLOR = new Clutter.Color();
TRANSPARENT_COLOR.from_pixel(0x00000000);
const POPUP_APPICON_SIZE = 96;
const POPUP_LIST_SPACING = 8;
const POPUP_SCROLL_TIME = 0.10; // seconds
const DISABLE_HOVER_TIMEOUT = 500; // milliseconds
@ -43,7 +42,8 @@ function AltTabPopup() {
AltTabPopup.prototype = {
_init : function() {
this.actor = new Shell.GenericContainer({ reactive: true });
this.actor = new Shell.GenericContainer({ name: 'altTabPopup',
reactive: true });
this.actor.connect('get-preferred-width', Lang.bind(this, this._getPreferredWidth));
this.actor.connect('get-preferred-height', Lang.bind(this, this._getPreferredHeight));
@ -79,12 +79,18 @@ AltTabPopup.prototype = {
let childBox = new Clutter.ActorBox();
let focus = global.get_focus_monitor();
let leftPadding = this.actor.get_theme_node().get_padding(St.Side.LEFT);
let rightPadding = this.actor.get_theme_node().get_padding(St.Side.RIGHT);
let bottomPadding = this.actor.get_theme_node().get_padding(St.Side.BOTTOM);
let vPadding = this.actor.get_theme_node().get_vertical_padding();
let hPadding = leftPadding + rightPadding;
// Allocate the appSwitcher
// We select a size based on an icon size that does not overflow the screen
let [childMinHeight, childNaturalHeight] = this._appSwitcher.actor.get_preferred_height(focus.width - POPUP_LIST_SPACING * 2);
let [childMinHeight, childNaturalHeight] = this._appSwitcher.actor.get_preferred_height(focus.width - hPadding);
let [childMinWidth, childNaturalWidth] = this._appSwitcher.actor.get_preferred_width(childNaturalHeight);
childBox.x1 = Math.max(focus.x + POPUP_LIST_SPACING, focus.x + Math.floor((focus.width - childNaturalWidth) / 2));
childBox.x2 = Math.min(childBox.x1 + focus.width - POPUP_LIST_SPACING * 2, childBox.x1 + childNaturalWidth);
childBox.x1 = Math.max(focus.x + leftPadding, focus.x + Math.floor((focus.width - childNaturalWidth) / 2));
childBox.x2 = Math.min(childBox.x1 + focus.width - hPadding, childBox.x1 + childNaturalWidth);
childBox.y1 = focus.y + Math.floor((focus.height - childNaturalHeight) / 2);
childBox.y2 = childBox.y1 + childNaturalHeight;
this._appSwitcher.actor.allocate(childBox, flags);
@ -97,17 +103,21 @@ AltTabPopup.prototype = {
let [posX, posY] = icon.get_transformed_position();
let thumbnailCenter = posX + icon.width / 2;
let [childMinWidth, childNaturalWidth] = this._thumbnails.actor.get_preferred_width(-1);
childBox.x1 = Math.max(focus.x + POPUP_LIST_SPACING, Math.floor(thumbnailCenter - childNaturalWidth / 2));
if (childBox.x1 + childNaturalWidth > focus.x + focus.width - POPUP_LIST_SPACING * 2) {
let offset = childBox.x1 + childNaturalWidth - focus.width + POPUP_LIST_SPACING * 2;
childBox.x1 = Math.max(POPUP_LIST_SPACING, childBox.x1 - offset - POPUP_LIST_SPACING * 2);
childBox.x1 = Math.max(focus.x + leftPadding, Math.floor(thumbnailCenter - childNaturalWidth / 2));
if (childBox.x1 + childNaturalWidth > focus.x + focus.width - hPadding) {
let offset = childBox.x1 + childNaturalWidth - focus.width + hPadding;
childBox.x1 = Math.max(focus.x + leftPadding, childBox.x1 - offset - hPadding);
}
let [found, spacing] = this.actor.get_theme_node().get_length('spacing', false);
if (!found)
spacing = 0;
childBox.x2 = childBox.x1 + childNaturalWidth;
if (childBox.x2 > focus.x + focus.width - POPUP_LIST_SPACING)
childBox.x2 = focus.x + focus.width - POPUP_LIST_SPACING;
childBox.y1 = this._appSwitcher.actor.allocation.y2 + POPUP_LIST_SPACING * 2;
this._thumbnails.addClones(focus.height - POPUP_LIST_SPACING - childBox.y1);
if (childBox.x2 > focus.x + focus.width - rightPadding)
childBox.x2 = focus.x + focus.width - rightPadding;
childBox.y1 = this._appSwitcher.actor.allocation.y2 + spacing;
this._thumbnails.addClones(focus.height - bottomPadding - childBox.y1);
let [childMinHeight, childNaturalHeight] = this._thumbnails.actor.get_preferred_height(-1);
childBox.y2 = childBox.y1 + childNaturalHeight;
this._thumbnails.actor.allocate(childBox, flags);
@ -445,8 +455,12 @@ SwitcherList.prototype = {
// Here we use a GenericContainer so that we can force all the
// children except the separator to have the same width.
this._list = new Shell.GenericContainer();
this._list.spacing = POPUP_LIST_SPACING;
this._list = new Shell.GenericContainer({ style_class: 'switcher-list-item-container' });
this._list.spacing = 0;
this._list.connect('style-changed', Lang.bind(this, function() {
let [found, spacing] = this._list.get_theme_node().get_length('spacing', false);
this._list.spacing = (found) ? spacing : 0;
}));
this._list.connect('get-preferred-width', Lang.bind(this, this._getPreferredWidth));
this._list.connect('get-preferred-height', Lang.bind(this, this._getPreferredHeight));
@ -548,7 +562,8 @@ SwitcherList.prototype = {
_scrollToRight : function() {
let monitor = global.get_focus_monitor();
let padding = this.actor.get_theme_node().get_horizontal_padding();
let x = this._items[this._highlighted].allocation.x2 - monitor.width + padding + POPUP_LIST_SPACING * 2;
let parentPadding = this.actor.get_parent().get_theme_node().get_horizontal_padding();
let x = this._items[this._highlighted].allocation.x2 - monitor.width + padding + parentPadding;
this._leftGradient.show();
Tweener.addTween(this._list, { anchor_x: x,
time: POPUP_SCROLL_TIME,
@ -641,11 +656,14 @@ SwitcherList.prototype = {
let childBox = new Clutter.ActorBox();
let focus = global.get_focus_monitor();
if (this.actor.allocation.x2 == focus.width - POPUP_LIST_SPACING) {
let parentRightPadding = this.actor.get_parent().get_theme_node().get_padding(St.Side.RIGHT);
if (this.actor.allocation.x2 == focus.x + focus.width - parentRightPadding) {
if (this._squareItems)
childWidth = childHeight;
else
childWidth = children[0].get_preferred_width(childHeight)[0];
else {
let [childMin, childNat] = children[0].get_preferred_width(childHeight);
childWidth = childMin;
}
}
for (let i = 0; i < children.length; i++) {
@ -691,7 +709,7 @@ SwitcherList.prototype = {
let arrowWidth = Math.floor(leftPadding / 3);
let arrowHeight = arrowWidth * 2;
this._leftArrow.set_size(arrowWidth, arrowHeight);
this._leftArrow.set_position(POPUP_LIST_SPACING, this.actor.height / 2 - arrowWidth);
this._leftArrow.set_position(leftPadding / 2, this.actor.height / 2 - arrowWidth);
arrowWidth = Math.floor(rightPadding / 3);
arrowHeight = arrowWidth * 2;
@ -794,7 +812,8 @@ AppSwitcher.prototype = {
// We just assume the whole screen here due to weirdness happing with the passed width
let focus = global.get_focus_monitor();
let availWidth = focus.width - POPUP_LIST_SPACING * 2 - this.actor.get_theme_node().get_horizontal_padding();
let parentPadding = this.actor.get_parent().get_theme_node().get_horizontal_padding();
let availWidth = focus.width - parentPadding - this.actor.get_theme_node().get_horizontal_padding();
let height = 0;
for(let i = 0; i < iconSizes.length; i++) {