iconGrid: Add padWithSpacing property

Add a property to also add the calculated spacing
around the grid.
This will allow FolderView to be aligned with the
main grid without cutting off any of the surrounding
boxPointer decorations or the close button

https://bugzilla.gnome.org/show_bug.cgi?id=706081
This commit is contained in:
Carlos Soriano 2013-08-23 11:14:21 +02:00
parent 46bd1b9b18
commit 6d6c400b25
2 changed files with 56 additions and 35 deletions

View File

@ -76,7 +76,8 @@ const BaseAppView = new Lang.Class({
columnLimit: MAX_COLUMNS,
minRows: MIN_ROWS,
minColumns: MIN_COLUMNS,
fillParent: false });
fillParent: false,
padWithSpacing: true });
params = Params.parse(params, { usePagination: false });
if(params.usePagination)

View File

@ -179,13 +179,20 @@ const IconGrid = new Lang.Class({
minRows: 1,
minColumns: 1,
fillParent: false,
xAlign: St.Align.MIDDLE });
xAlign: St.Align.MIDDLE,
padWithSpacing: false });
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._padWithSpacing = params.padWithSpacing;
this.topPadding = 0;
this.bottomPadding = 0;
this.rightPadding = 0;
this.leftPadding = 0;
this.actor = new St.BoxLayout({ style_class: 'icon-grid',
vertical: true });
@ -216,8 +223,8 @@ 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;
alloc.natural_size = nColumns * this._hItemSize + totalSpacing;
alloc.min_size = this._hItemSize + this.leftPadding + this.rightPadding;
alloc.natural_size = nColumns * this._hItemSize + totalSpacing + this.leftPadding + this.rightPadding;
},
_getVisibleChildren: function() {
@ -249,7 +256,7 @@ const IconGrid = new Lang.Class({
if (this._rowLimit)
nRows = Math.min(nRows, this._rowLimit);
let totalSpacing = Math.max(0, nRows - 1) * this._getSpacing();
let height = nRows * this._vItemSize + totalSpacing;
let height = nRows * this._vItemSize + totalSpacing + this.topPadding + this.bottomPadding;
alloc.min_size = height;
alloc.natural_size = height;
},
@ -268,27 +275,27 @@ const IconGrid = new Lang.Class({
let spacing = this._getSpacing();
let [nColumns, usedWidth] = this._computeLayout(availWidth);
let leftPadding;
let leftEmptySpace;
switch(this._xAlign) {
case St.Align.START:
leftPadding = 0;
leftEmptySpace = 0;
break;
case St.Align.MIDDLE:
leftPadding = Math.floor((availWidth - usedWidth) / 2);
leftEmptySpace = Math.floor((availWidth - usedWidth) / 2);
break;
case St.Align.END:
leftPadding = availWidth - usedWidth;
leftEmptySpace = availWidth - usedWidth;
}
let x = box.x1 + leftPadding;
let y = box.y1;
let x = box.x1 + leftEmptySpace + this.leftPadding;
let y = box.y1 + this.topPadding;
let columnIndex = 0;
let rowIndex = 0;
for (let i = 0; i < children.length; i++) {
let childBox = this._calculateChildBox(children[i], x, y, box);
if (this._rowLimit && rowIndex >= this._rowLimit ||
this._fillParent && childBox.y2 > availHeight) {
this._fillParent && childBox.y2 > availHeight - this.bottomPadding) {
this._grid.set_skip_paint(children[i], true);
} else {
children[i].allocate(childBox, flags);
@ -303,7 +310,7 @@ const IconGrid = new Lang.Class({
if (columnIndex == 0) {
y += this._vItemSize + spacing;
x = box.x1 + leftPadding;
x = box.x1 + leftEmptySpace + this.leftPadding;
} else {
x += this._hItemSize + spacing;
}
@ -343,7 +350,7 @@ const IconGrid = new Lang.Class({
_computeLayout: function (forWidth) {
let nColumns = 0;
let usedWidth = 0;
let usedWidth = this.leftPadding + this.rightPadding;
let spacing = this._getSpacing();
while ((this._colLimit == null || nColumns < this._colLimit) &&
@ -401,6 +408,13 @@ const IconGrid = new Lang.Class({
let maxEmptyVArea = availHeight - this._minRows * this._vItemSize;
let maxEmptyHArea = availWidth - this._minColumns * this._hItemSize;
let maxHSpacing, maxVSpacing;
if (this._padWithSpacing) {
// 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
maxVSpacing = Math.floor(maxEmptyVArea / (this._minRows +1));
maxHSpacing = Math.floor(maxEmptyHArea / (this._minColumns +1));
} else {
if (this._minRows <= 1)
maxVSpacing = maxEmptyVArea;
else
@ -410,13 +424,17 @@ const IconGrid = new Lang.Class({
maxHSpacing = maxEmptyHArea;
else
maxHSpacing = Math.floor(maxEmptyHArea / (this._minColumns - 1));
}
let maxSpacing = Math.min(maxHSpacing, maxVSpacing);
// Limit spacing to the item size
maxSpacing = Math.min(maxSpacing, Math.min(this._vItemSize, this._hItemSize));
// The minimum spacing, regardless of whether it satisfies the row/column minima,
// is the spacing we get from CSS.
this.setSpacing(Math.max(this._spacing, maxSpacing));
let spacing = Math.max(this._spacing, maxSpacing);
this.setSpacing(spacing);
if (this._padWithSpacing)
this.topPadding = this.rightPadding = this.bottomPadding = this.leftPadding = spacing;
}
});
@ -430,8 +448,8 @@ const PaginatedIconGrid = new Lang.Class({
},
_getPreferredHeight: function (grid, forWidth, alloc) {
alloc.min_size = this._availableHeightPerPageForItems() * this._nPages + this._spaceBetweenPages * this._nPages;
alloc.natural_size = this._availableHeightPerPageForItems() * this._nPages + this._spaceBetweenPages * this._nPages;
alloc.min_size = (this._availableHeightPerPageForItems() + this.bottomPadding + this.topPadding) * this._nPages + this._spaceBetweenPages * this._nPages;
alloc.natural_size = (this._availableHeightPerPageForItems() + this.bottomPadding + this.topPadding) * this._nPages + this._spaceBetweenPages * this._nPages;
},
_allocate: function (grid, box, flags) {
@ -450,20 +468,20 @@ const PaginatedIconGrid = new Lang.Class({
let spacing = this._getSpacing();
let [nColumns, usedWidth] = this._computeLayout(availWidth);
let leftPadding;
let leftEmptySpace;
switch(this._xAlign) {
case St.Align.START:
leftPadding = 0;
leftEmptySpace = 0;
break;
case St.Align.MIDDLE:
leftPadding = Math.floor((availWidth - usedWidth) / 2);
leftEmptySpace = Math.floor((availWidth - usedWidth) / 2);
break;
case St.Align.END:
leftPadding = availWidth - usedWidth;
leftEmptySpace = availWidth - usedWidth;
}
let x = box.x1 + leftPadding;
let y = box.y1;
let x = box.x1 + leftEmptySpace + this.leftPadding;
let y = box.y1 + this.topPadding;
let columnIndex = 0;
let rowIndex = 0;
@ -480,8 +498,8 @@ const PaginatedIconGrid = new Lang.Class({
if (columnIndex == 0) {
y += this._vItemSize + spacing;
if ((i + 1) % this._childrenPerPage == 0)
y += this._spaceBetweenPages - spacing;
x = box.x1 + leftPadding;
y += this._spaceBetweenPages - spacing + this.bottomPadding + this.topPadding;
x = box.x1 + leftEmptySpace + this.leftPadding;
} else {
x += this._hItemSize + spacing;
}
@ -500,9 +518,11 @@ const PaginatedIconGrid = new Lang.Class({
nRows = Math.min(nRows, this._rowLimit);
let spacing = this._getSpacing();
// We want to contain the grid inside the parent box with padding
availHeightPerPage -= this.topPadding + this.bottomPadding;
this._rowsPerPage = Math.floor((availHeightPerPage + spacing) / (this._vItemSize + spacing));
this._nPages = Math.ceil(nRows / this._rowsPerPage);
this._spaceBetweenPages = availHeightPerPage - (this._rowsPerPage * (this._vItemSize + spacing) - spacing);
this._spaceBetweenPages = availHeightPerPage - this._availableHeightPerPageForItems();
this._childrenPerPage = nColumns * this._rowsPerPage;
},
@ -520,7 +540,7 @@ const PaginatedIconGrid = new Lang.Class({
let firstPageItem = pageNumber * this._childrenPerPage
let childBox = this._getVisibleChildren()[firstPageItem].get_allocation_box();
return childBox.y1;
return childBox.y1 - this.topPadding;
},
getItemPage: function(item) {