[gnome-shell/wip/paging] Make the grid responsive to size reescaling icons and adapting spacing. That's a good start for resp
- From: Carlos Soriano <csoriano src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-shell/wip/paging] Make the grid responsive to size reescaling icons and adapting spacing. That's a good start for resp
- Date: Thu, 25 Jul 2013 18:35:23 +0000 (UTC)
commit 567217d2780b4b28f213eca3a5455c58dfc7c09b
Author: Carlos Soriano <carlos soriano89 gmail com>
Date: Thu Jul 25 20:35:06 2013 +0200
Make the grid responsive to size reescaling icons and adapting spacing.
That's a good start for responsive widgets!
Also rework the pagination indicators with Allan feedback
data/theme/gnome-shell.css | 6 +-
data/theme/page-indicator-active.svg | 8 +-
data/theme/page-indicator-inactive.svg | 10 +-
js/ui/appDisplay.js | 70 ++++++++-----
js/ui/iconGrid.js | 169 ++++++++++++++++++++++++--------
5 files changed, 182 insertions(+), 81 deletions(-)
---
diff --git a/data/theme/gnome-shell.css b/data/theme/gnome-shell.css
index 79e4647..5023947 100644
--- a/data/theme/gnome-shell.css
+++ b/data/theme/gnome-shell.css
@@ -886,7 +886,7 @@ StScrollBar StButton#vhandle:active {
.icon-grid .overview-icon-with-label,
.icon-grid .overview-icon {
- icon-size: 96px;
+ icon-size: 76px;
}
.app-display {
@@ -918,8 +918,8 @@ StScrollBar StButton#vhandle:active {
}
.pages-indicator {
- spacing: 40px;
- padding: 0px, 25px 0px, 0px;
+ spacing: 35px;
+ padding: 0px, 20px 0px, 0px;
}
.app-folder-icon {
diff --git a/data/theme/page-indicator-active.svg b/data/theme/page-indicator-active.svg
index b64c91b..38b720f 100644
--- a/data/theme/page-indicator-active.svg
+++ b/data/theme/page-indicator-active.svg
@@ -9,8 +9,8 @@
xmlns="http://www.w3.org/2000/svg";
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd";
xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape";
- width="24"
- height="24"
+ width="18"
+ height="18"
id="svg4703"
version="1.1"
inkscape:version="0.48.4 r9939"
@@ -52,9 +52,9 @@
id="layer1"
inkscape:label="Layer 1"
inkscape:groupmode="layer"
- transform="translate(0,8)">
+ transform="translate(0,2)">
<path
- transform="matrix(1.0013282,0,0,1.1462573,-2079.7699,-728.26471)"
+ transform="matrix(0.72823872,0,0,0.8336417,-1512.2872,-525.55618)"
d="m 2099.9808,638.83099 c 0,5.29998 -4.9184,9.59645 -10.9854,9.59645 -6.0671,0 -10.9854,-4.29647
-10.9854,-9.59645 0,-5.29997 4.9183,-9.59645 10.9854,-9.59645 6.067,0 10.9854,4.29648 10.9854,9.59645 z"
sodipodi:ry="9.5964489"
sodipodi:rx="10.985409"
diff --git a/data/theme/page-indicator-inactive.svg b/data/theme/page-indicator-inactive.svg
index 2f0b6e7..3048f56 100644
--- a/data/theme/page-indicator-inactive.svg
+++ b/data/theme/page-indicator-inactive.svg
@@ -9,8 +9,8 @@
xmlns="http://www.w3.org/2000/svg";
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd";
xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape";
- width="24"
- height="24"
+ width="18"
+ height="18"
id="svg5266"
version="1.1"
inkscape:version="0.48.4 r9939"
@@ -52,16 +52,16 @@
id="layer1"
inkscape:label="Layer 1"
inkscape:groupmode="layer"
- transform="translate(0,8)">
+ transform="translate(0,2)">
<path
sodipodi:type="arc"
-
style="fill:#ffffff;fill-opacity:0;stroke:#ffffff;stroke-width:2.93356276000000005;stroke-miterlimit:4;stroke-opacity:0.39215686000000000;stroke-dasharray:none"
+
style="fill:#ffffff;fill-opacity:0;stroke:#ffffff;stroke-width:2.93356276;stroke-miterlimit:4;stroke-opacity:0.39215686;stroke-dasharray:none"
id="path5274"
sodipodi:cx="2088.9954"
sodipodi:cy="638.83099"
sodipodi:rx="10.985409"
sodipodi:ry="9.5964489"
d="m 2099.9808,638.83099 c 0,5.29998 -4.9184,9.59645 -10.9854,9.59645 -6.0671,0 -10.9854,-4.29647
-10.9854,-9.59645 0,-5.29997 4.9183,-9.59645 10.9854,-9.59645 6.067,0 10.9854,4.29648 10.9854,9.59645 z"
- transform="matrix(0.87616219,0,0,1.0029752,-1818.2988,-636.73159)" />
+ transform="matrix(0.63720887,0,0,0.72943648,-1322.1264,-458.98661)" />
</g>
</svg>
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 12036be..9ac5039 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -73,7 +73,10 @@ const AlphabeticalView = new Lang.Class({
_init: function() {
this._grid = new IconGrid.IconGrid({ xAlign: St.Align.MIDDLE,
usePagination: true,
- columnLimit: MAX_COLUMNS });
+ columnLimit: MAX_COLUMNS,
+ minRows: MIN_ROWS,
+ minColumns: MIN_COLUMNS,
+ useSurroundingSpacing: true});
// Standard hack for ClutterBinLayout
this._grid.actor.x_expand = true;
@@ -119,7 +122,7 @@ const AlphabeticalView = new Lang.Class({
let id = this._getItemId(this._allItems[i]);
if (!id)
continue;
- this._grid.addItem(this._items[id].actor);
+ this._grid.addItem(this._items[id]);
}
}
});
@@ -350,12 +353,7 @@ const AppPages = new Lang.Class({
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
// Update grid dinamyc spacing based on display width
- let spacing = this._grid.maxSpacingForWidthHeight(availWidth, availHeight, MIN_COLUMNS, MIN_ROWS,
true);
- this._grid.top_padding = spacing;
- this._grid.bottom_padding = spacing;
- this._grid.left_padding = spacing;
- this._grid.right_padding = spacing;
- this._grid.setSpacing(spacing);
+ this._grid.calculateResponsiveGrid(availWidth, availHeight);
// Update folder views
for(let id in this._folderIcons) {
this._folderIcons[id].onUpdatedDisplaySize(width, height);
@@ -611,7 +609,8 @@ const PaginationIconIndicator = new Lang.Class({
can_focus: true });
this.actor.connect('clicked', Lang.bind(this, this._onClicked));
this.actor._delegate = this;
- this.actor.set_size(24, 24);
+ //Background image is 18x18 but it is a svg, so we have to put a size
+ this.actor.set_size(18, 18);
this._parent = parent;
this.actor._index = index;
},
@@ -793,7 +792,10 @@ const FrequentView = new Lang.Class({
_init: function() {
this._grid = new IconGrid.IconGrid({ xAlign: St.Align.MIDDLE,
fillParent: true,
- columnLimit: MAX_COLUMNS });
+ columnLimit: MAX_COLUMNS,
+ minRows: MIN_ROWS,
+ minColumns: MIN_COLUMNS,
+ useSurroundingSpacing: true });
this.actor = new St.Widget({ style_class: 'frequent-apps',
x_expand: true, y_expand: true });
this.actor.add_actor(this._grid.actor);
@@ -811,7 +813,7 @@ const FrequentView = new Lang.Class({
if (!mostUsed[i].get_app_info().should_show())
continue;
let appIcon = new AppIcon(mostUsed[i]);
- this._grid.addItem(appIcon.actor, -1);
+ this._grid.addItem(appIcon, -1);
}
},
@@ -825,12 +827,7 @@ const FrequentView = new Lang.Class({
box = this._grid.actor.get_theme_node().get_content_box(box);
let availWidth = box.x2 - box.x1;
let availHeight = box.y2 - box.y1;
- let spacing = this._grid.maxSpacingForWidthHeight(availWidth, availHeight, MIN_COLUMNS, MIN_ROWS,
true);
- this._grid.top_padding = spacing;
- this._grid.bottom_padding = spacing;
- this._grid.left_padding = spacing;
- this._grid.right_padding = spacing;
- this._grid.setSpacing(spacing);
+ this._grid.calculateResponsiveGrid(availWidth, availHeight);
}
});
@@ -1127,7 +1124,10 @@ const FolderView = new Lang.Class({
_init: function() {
this._grid = new IconGrid.IconGrid({ xAlign: St.Align.MIDDLE,
- columnLimit: MAX_COLUMNS });
+ columnLimit: MAX_COLUMNS,
+ minRows: MIN_ROWS,
+ minColumns: MIN_COLUMNS,
+ useSurroundingSpacing: true});
// If it not expand, the parent doesn't take into account its preferred_width when allocating
// the second time it allocates, so we apply the "Standard hack for ClutterBinLayout"
this._grid.actor.x_expand = true;
@@ -1215,7 +1215,7 @@ const FolderView = new Lang.Class({
continue;
//FIXME
//this._grid.addItem(this._items[id + 1].actor);
- this._grid.addItem(this._items[id].actor);
+ this._grid.addItem(this._items[id]);
}
},
@@ -1224,14 +1224,14 @@ const FolderView = new Lang.Class({
this._appDisplayWidth = width;
this._appDisplayHeight = height;
// Update grid dinamyc spacing based on display width
- let spacing = this._grid.maxSpacingForWidthHeight(width, height, MIN_COLUMNS, MIN_ROWS, true);
- this._grid.setSpacing(spacing);
+ this._grid.calculateResponsiveGrid(width, height);
+
if(!Object.keys(this._boxPointerOffsets).length)
return;
//We put the normal padding as spacing as we have in the main grid to do well the calculations for
used rows, used columns etc, since
// it is the behaviour we want to emulate. After that we will put the correct padding from
calculations of the boxpointer offsets, to ensure
//the boxpointer will be contained inside the view
- this._parentSpacing = spacing;
+ let spacing = this._grid.getSpacing();
let boxPointerTotalOffset = this._boxPointerOffsets['arrowHeight'] +
this._boxPointerOffsets['padding'] * 2 + this._boxPointerOffsets['closeButtonOverlap'];
let offsetForEachSide = Math.ceil(boxPointerTotalOffset / 2);
@@ -1265,7 +1265,7 @@ const FolderView = new Lang.Class({
usedHeight: function() {
// Then calculate the real maxUsedHeight
- return this._grid.usedHeightForNRows(this.nRowsDisplayedAtOnce()) + this._grid.top_padding +
this._grid.bottom_padding;
+ return this._grid.usedHeightForNRows(this.nRowsDisplayedAtOnce());
},
nRowsDisplayedAtOnce: function() {
@@ -1340,7 +1340,7 @@ const FolderIcon = new Lang.Class({
let label = this._dir.get_name();
this.icon = new IconGrid.BaseIcon(label,
- { createIcon: Lang.bind(this, this._createIcon) });
+ { createIcon: Lang.bind(this, this._createIcon), setSizeManually:
true });
this.actor.set_child(this.icon.actor);
this.actor.label_actor = this.icon.label;
@@ -1364,8 +1364,16 @@ const FolderIcon = new Lang.Class({
}));
},
- _createIcon: function(size) {
- return this.view.createFolderIcon(size, this);
+ _createIcon: function(iconSize) {
+ return this.view.createFolderIcon(iconSize, this);
+ },
+
+ getIconSize: function() {
+ return this.icon.iconSize;
+ },
+
+ setIconSize: function(size) {
+ this.icon.setIconSize(size);
},
_popUpGridWidth: function() {
@@ -1443,6 +1451,7 @@ const FolderIcon = new Lang.Class({
this.view.updateBoxPointerOffsets(this._boxPointerOffsets['arrowHeight'],
this._boxPointerOffsets['padding'], this._boxPointerOffsets['closeButtonOverlap']);
this.view.onUpdatedDisplaySize(this._displayWidth, this._displayHeight);
+
/*
* Always make the grid (and therefore the boxpointer) to be the max
* width it can be if it use full icon rows, althougth there's less
@@ -1631,6 +1640,7 @@ const AppIcon = new Lang.Class({
iconParams = {};
iconParams['createIcon'] = Lang.bind(this, this._createIcon);
+ iconParams['setSizeManually'] = true;
this.icon = new IconGrid.BaseIcon(app.get_name(), iconParams);
this.actor.set_child(this.icon.actor);
@@ -1677,6 +1687,14 @@ const AppIcon = new Lang.Class({
_createIcon: function(iconSize) {
return this.app.create_icon_texture(iconSize);
},
+
+ getIconSize: function() {
+ return this.icon.iconSize;
+ },
+
+ setIconSize: function(size) {
+ this.icon.setIconSize(size);
+ },
_removeMenuTimeout: function() {
if (this._menuTimeoutId > 0) {
diff --git a/js/ui/iconGrid.js b/js/ui/iconGrid.js
index 2148ff8..2a44028 100644
--- a/js/ui/iconGrid.js
+++ b/js/ui/iconGrid.js
@@ -9,8 +9,8 @@ const Signals = imports.signals;
const Lang = imports.lang;
const Params = imports.misc.params;
-const ICON_SIZE = 48;
-
+const ICON_SIZE = 96;
+const MIN_ICON_SIZE = 16;
const BaseIcon = new Lang.Class({
Name: 'BaseIcon',
@@ -70,6 +70,7 @@ const BaseIcon = new Lang.Class({
let iconSize = availHeight;
let [iconMinHeight, iconNatHeight] = this._iconBin.get_preferred_height(-1);
let [iconMinWidth, iconNatWidth] = this._iconBin.get_preferred_width(-1);
+
let preferredHeight = iconNatHeight;
let childBox = new Clutter.ActorBox();
@@ -133,7 +134,6 @@ const BaseIcon = new Lang.Class({
if (size == this.iconSize)
return;
-
this._createIconTexture(size);
},
@@ -142,7 +142,6 @@ const BaseIcon = new Lang.Class({
this.icon.destroy();
this.iconSize = size;
this.icon = this.createIcon(this.iconSize);
-
this._iconBin.child = this.icon;
// The icon returned by createIcon() might actually be smaller than
@@ -188,14 +187,20 @@ const IconGrid = new Lang.Class({
_init: function(params) {
params = Params.parse(params, { rowLimit: null,
columnLimit: null,
+ minRows: 1,
+ minColumns: 1,
fillParent: false,
xAlign: St.Align.MIDDLE,
- usePagination: false});
+ usePagination: false,
+ useSurroundingSpacing: true});
this._rowLimit = params.rowLimit;
this._colLimit = params.columnLimit;
+ this._minRows = params.minRows;
+ this._minColumns = params.minColumns;
this._xAlign = params.xAlign;
this._fillParent = params.fillParent;
this._usePagination = params.usePagination;
+ this._useSurroundingSpacing = params.useSurroundingSpacing;
this.top_padding = 0;
this.bottom_padding = 0;
@@ -211,10 +216,11 @@ const IconGrid = new Lang.Class({
}
this.actor = new St.BoxLayout({ style_class: 'icon-grid',
vertical: true });
-
+ this._items = [];
// Pulled from CSS, but hardcode some defaults here
this._spacing = 0;
this._hItemSize = this._vItemSize = ICON_SIZE;
+ this._fixedHItemSize = this._fixedVItemSize = undefined;
this._grid = new Shell.GenericContainer();
this.actor.add(this._grid, { expand: true, y_align: St.Align.START });
this.actor.connect('style-changed', Lang.bind(this, this._onStyleChanged));
@@ -238,8 +244,8 @@ const IconGrid = new Lang.Class({
// Kind of a lie, but not really an issue right now. If
// we wanted to support some sort of hidden/overflow that would
// need higher level design
- alloc.min_size = this._hItemSize + this.left_padding + this.right_padding;
- alloc.natural_size = nColumns * this._hItemSize + totalSpacing + this.left_padding +
this.right_padding;
+ alloc.min_size = this.getHItemSize() + this.left_padding + this.right_padding;
+ alloc.natural_size = nColumns * this.getHItemSize() + totalSpacing + this.left_padding +
this.right_padding;
},
_getVisibleChildren: function() {
@@ -273,7 +279,7 @@ const IconGrid = new Lang.Class({
if (this._rowLimit)
nRows = Math.min(nRows, this._rowLimit);
let totalSpacing = Math.max(0, nRows - 1) * spacing;
- let height = nRows * this._vItemSize + totalSpacing + this.top_padding + this.bottom_padding;
+ let height = nRows * this.getVItemSize() + totalSpacing + this.top_padding + this.bottom_padding;
if(this._usePagination && this._nPages) {
alloc.min_size = this.usedHeightPerPage() * this._nPages + this._spaceBetweenPagesTotal;
alloc.natural_size = this.usedHeightPerPage() * this._nPages + this._spaceBetweenPagesTotal;
@@ -318,7 +324,6 @@ const IconGrid = new Lang.Class({
if(oldNPages != this._nPages || oldHeightUsedPerPage != this.usedHeightPerPage()) {
this.emit('n-pages-changed', this._nPages);
Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, function() {
- global.log("Put a relayout " + this._nPages);
this._grid.queue_relayout();
return false;
}));
@@ -369,7 +374,7 @@ const IconGrid = new Lang.Class({
}
if (columnIndex == 0) {
- y += this._vItemSize + spacing;
+ y += this.getVItemSize() + spacing;
if(this._usePagination) {
if((i + 1) % this._childrenPerPage == 0) {
y+= this._spaceBetweenPages + this.top_padding;
@@ -380,14 +385,14 @@ const IconGrid = new Lang.Class({
}
x = box.x1 + leftPadding + this.left_padding;
} else {
- x += this._hItemSize + spacing;
+ x += this.getHItemSize() + spacing;
}
}
},
_calculatePaginationValues: function (availHeightPerPage, nColumns, nRows) {
let spacing = this.getSpacing();
- this._spacePerRow = this._vItemSize + spacing;
+ this._spacePerRow = this.getVItemSize() + spacing;
// We want to contain the grid inside the parent box with padding
availHeightPerPage -= this.top_padding + this.bottom_padding;
this._rowsPerPage = Math.floor(availHeightPerPage / this._spacePerRow);
@@ -395,7 +400,7 @@ const IconGrid = new Lang.Class({
let spaceWithOneMoreRow = (this._rowsPerPage + 1) * this._spacePerRow - spacing;
this._rowsPerPage = spaceWithOneMoreRow <= availHeightPerPage? this._rowsPerPage + 1 :
this._rowsPerPage;
this._nPages = Math.ceil(nRows / this._rowsPerPage);
- this._spaceBetweenPages = availHeightPerPage - (this._rowsPerPage * (this._vItemSize + spacing) -
spacing);
+ this._spaceBetweenPages = availHeightPerPage - (this._rowsPerPage * (this.getVItemSize() + spacing)
- spacing);
this._spaceBetweenPagesTotal = this._spaceBetweenPages * (this._nPages);
this._childrenPerPage = nColumns * this._rowsPerPage;
},
@@ -405,9 +410,9 @@ const IconGrid = new Lang.Class({
= child.get_preferred_size();
/* Center the item in its allocation horizontally */
- let width = Math.min(this._hItemSize, childNaturalWidth);
+ let width = Math.min(this.getHItemSize(), childNaturalWidth);
let childXSpacing = Math.max(0, width - childNaturalWidth) / 2;
- let height = Math.min(this._vItemSize, childNaturalHeight);
+ let height = Math.min(this.getVItemSize(), childNaturalHeight);
let childYSpacing = Math.max(0, height - childNaturalHeight) / 2;
let childBox = new Clutter.ActorBox();
@@ -428,8 +433,8 @@ const IconGrid = new Lang.Class({
let usedWidth = this.left_padding + this.right_padding;
let spacing = this.getSpacing();
while ((this._colLimit == null || nColumns < this._colLimit) &&
- (usedWidth + this._hItemSize <= forWidth)) {
- usedWidth += this._hItemSize + spacing;
+ (usedWidth + this.getHItemSize() <= forWidth)) {
+ usedWidth += this.getHItemSize() + spacing;
nColumns += 1;
}
@@ -446,7 +451,7 @@ const IconGrid = new Lang.Class({
this._grid.queue_relayout();
},
- childrenInRow: function(rowWidth) {
+ columnsForWidth: function(rowWidth) {
return this._computeLayout(rowWidth)[0];
},
@@ -474,7 +479,7 @@ const IconGrid = new Lang.Class({
rowsForHeight: function(forHeight) {
forHeight -= this.top_padding + this.bottom_padding;
- let spacePerRow = this._vItemSize + this.getSpacing();
+ let spacePerRow = this.getVItemSize() + this.getSpacing();
let rowsPerPage = Math.floor(forHeight / spacePerRow);
// Check if deleting spacing from bottom there's enough space for another row
let spaceWithOneMoreRow = (rowsPerPage + 1) * spacePerRow - this.getSpacing();
@@ -482,12 +487,9 @@ const IconGrid = new Lang.Class({
return rowsPerPage;
},
- /**
- * Don't take into account paddings
- */
usedHeightForNRows: function(nRows) {
let spacePerRow = this.rowHeight();
- return spacePerRow * nRows - this.getSpacing();
+ return spacePerRow * nRows - this.getSpacing() + this.top_padding + this.bottom_padding;
},
usedHeightPerPage: function() {
@@ -495,21 +497,29 @@ const IconGrid = new Lang.Class({
},
usedWidth: function(forWidth) {
- let childrenInRow = this.childrenInRow(forWidth);
- let usedWidth = childrenInRow * (this._hItemSize + this.getSpacing());
+ let columnsForWidth = this.columnsForWidth(forWidth);
+ let usedWidth = columnsForWidth * (this.getHItemSize() + this.getSpacing());
+ usedWidth -= this.getSpacing();
+ return usedWidth + this.left_padding + this.right_padding;
+ },
+
+ usedWidthForNColumns: function(columns) {
+ let usedWidth = columns * (this.getHItemSize() + this.getSpacing());
usedWidth -= this.getSpacing();
return usedWidth + this.left_padding + this.right_padding;
},
removeAll: function() {
+ this._items = [];
this._grid.destroy_all_children();
},
- addItem: function(actor, index) {
+ addItem: function(item, index) {
+ this._items.push(item);
if (index !== undefined)
- this._grid.insert_child_at_index(actor, index);
+ this._grid.insert_child_at_index(item.actor, index);
else
- this._grid.add_actor(actor);
+ this._grid.add_actor(item.actor);
},
getItemAtIndex: function(index) {
@@ -541,33 +551,43 @@ const IconGrid = new Lang.Class({
getSpacing: function() {
return this._fixedSpacing ? this._fixedSpacing : this._spacing;
},
+
+ getHItemSize: function() {
+ return this._fixedHItemSize ? this._fixedHItemSize : this._hItemSize;
+ },
+
+ getVItemSize: function() {
+ return this._fixedVItemSize ? this._fixedVItemSize : this._vItemSize;
+ },
+
/**
- * This functions is intended to use before iconGrid allocation, to know how much spacing can we have at
the grid
+ * This function is intended to use before iconGrid allocation, to know how much spacing can we have at
the grid
* but also to set manually the top/bottom rigth/left padding accordnly to the spacing calculated here.
* To take into account the spacing also for before the first row and for after the last row mark
usingSurroundingSpacing true
* This function doesn't take into account the dynamic padding rigth now, since in fact we want to
calculate also that.
*/
- maxSpacingForWidthHeight: function(availWidth, availHeight, minColumns, minRows,
usingSurroundingSpacing) {
+ maxSpacingForWidthHeight: function(availWidth, availHeight) {
// Maximum spacing will be the icon item size. It doesn't make any sense to have more spacing than
items.
- let maxSpacing = Math.floor(Math.min(this._vItemSize, this._hItemSize));
- let minEmptyVerticalArea = (availHeight - minRows * this._vItemSize);
- let minEmptyHorizontalArea = (availWidth - minColumns * this._hItemSize);
+ let maxSpacing = Math.floor(Math.min(this.getVItemSize(), this.getHItemSize()));
+ let minEmptyVerticalArea = (availHeight - this._minRows * this.getVItemSize());
+ let minEmptyHorizontalArea = (availWidth - this._minColumns * this.getHItemSize());
let spacing;
- if(usingSurroundingSpacing) {
+ if(this._useSurroundingSpacing) {
// minRows + 1 because we want to put spacing before the first row, so it is like we have one
more row
// to divide the empty space
- let maxSpacingForRows = Math.floor(minEmptyVerticalArea / (minRows +1));
- let maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / (minColumns +1));
+ let maxSpacingForRows = Math.floor(minEmptyVerticalArea / (this._minRows +1));
+ let maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / (this._minColumns +1));
let spacingToEnsureMinimums = Math.min(maxSpacingForRows, maxSpacingForColumns);
let spacingNotTooBig = Math.min(spacingToEnsureMinimums, maxSpacing);
spacing = Math.max(this._spacing, spacingNotTooBig);
} else {
- if(minRows == 1) {
- let maxSpacingForRows = Math.floor(minEmptyVerticalArea / minRows);
- let maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / minColumns);
+ let maxSpacingForRows, maxSpacingForColumns;
+ if(this._minRows == 1) {
+ maxSpacingForRows = Math.floor(minEmptyVerticalArea / this._minRows);
+ maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / this._minColumns);
} else {
- let maxSpacingForRows = Math.floor(minEmptyVerticalArea / (minRows - 1));
- let maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / (minColumns - 1));
+ maxSpacingForRows = Math.floor(minEmptyVerticalArea / (this._minRows - 1));
+ maxSpacingForColumns = Math.floor(minEmptyHorizontalArea / (this._minColumns - 1));
}
let spacingToEnsureMinimums = Math.min(maxSpacingForRows, maxSpacingForColumns);
let spacingNotTooBig = Math.min(spacingToEnsureMinimums, maxSpacing);
@@ -576,6 +596,69 @@ const IconGrid = new Lang.Class({
return spacing;
},
+ calculateResponsiveGrid: function(availWidth, availHeight) {
+ this._fixedHItemSize = this._hItemSize;
+ this._fixedVItemSize = this._vItemSize;
+ let spacing = this.maxSpacingForWidthHeight(availWidth, availHeight);
+ this.setSpacing(spacing);
+ if(this._useSurroundingSpacing)
+ this.top_padding = this.bottom_padding = this.right_padding = this.left_padding = spacing;
+
+ let count = 0;
+ if(this.columnsForWidth(availWidth) < this._minColumns || this.rowsForHeight(availHeight) <
this._minRows) {
+ let neededWidth, neededHeight;
+ if(this._useSurroundingSpacing)
+ neededWidth = this.usedWidthForNColumns(this._minColumns) - availWidth ;
+ else
+ neededWidth = this.usedWidthForNColumns(this._minColumns) - availWidth ;
+
+ if(this._useSurroundingSpacing)
+ neededHeight = this.usedHeightForNRows(this._minRows) - availHeight;
+ else
+ neededHeight = this.usedHeightForNRows(this._minRows) - availHeight ;
+
+ if(neededWidth > neededHeight) {
+ let neededSpaceForEachItem = Math.ceil(neededWidth / this._minColumns);
+ this._fixedHItemSize = this._hItemSize - neededSpaceForEachItem;
+ this._fixedVItemSize = this._vItemSize - neededSpaceForEachItem;
+ } else {
+ let neededSpaceForEachItem = Math.ceil(neededHeight / this._minRows);
+ this._fixedHItemSize = this._hItemSize - neededSpaceForEachItem;
+ this._fixedVItemSize = this._vItemSize - neededSpaceForEachItem;
+ }
+
+ if(this._fixedHItemSize < MIN_ICON_SIZE)
+ this._fixedHItemSize = MIN_ICON_SIZE;
+ if(this._fixedVItemSize < MIN_ICON_SIZE)
+ this._fixedVItemSize = MIN_ICON_SIZE;
+
+ let spacing = this.maxSpacingForWidthHeight(availWidth, availHeight);
+ this.setSpacing(spacing);
+ if(this._useSurroundingSpacing)
+ this.top_padding = this.bottom_padding = this.right_padding = this.left_padding = spacing;
+ }
+
+ let scale = Math.min(this._fixedHItemSize, this._fixedVItemSize) / Math.max(this._hItemSize,
this._vItemSize);
+ this.updateChildrenScale(scale);
+ },
+ /**
+ * FLORIAN REVIEW
+ * We are supossing that the this._items contain some item that we can set its size.
+ * Also, we suposse that they are icons, and the original size is ICON_SIZE, to let the good icon size
when updating the size.
+ * Also, we supose that we need a Meta.later, since when we call calculateResponsiveGrid that calls
updateChildrenScale
+ * we are inside the allocation of the AppDisplay, and modifinyg icon size can cause allocation cycles
+ * So this functions is not intentded to be called outside this class, lets think a little about that.
Now reescaling icons
+ * works fine at least.
+ */
+ updateChildrenScale: function(scale) {
+ Meta.later_add(Meta.LaterType.BEFORE_REDRAW, Lang.bind(this, function() {
+ for(let i in this._items) {
+ let newIconSize = Math.floor(ICON_SIZE * scale);
+ this._items[i].setIconSize(newIconSize);
+ }
+ }));
+ },
+
pageRows: function(pageNumber) {
let pagePosition = this.getPagePosition(pageNumber);
let currentRowItemsYPosition = pagePosition;
@@ -598,7 +681,7 @@ const IconGrid = new Lang.Class({
},
rowHeight: function() {
- return this._vItemSize + this.getSpacing();
+ return this.getVItemSize() + this.getSpacing();
}
});
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