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-rw-r--r--application/palemoon/base/content/newtab/grid.js121
1 files changed, 11 insertions, 110 deletions
diff --git a/application/palemoon/base/content/newtab/grid.js b/application/palemoon/base/content/newtab/grid.js
index 4edcbe52c..db3d319c3 100644
--- a/application/palemoon/base/content/newtab/grid.js
+++ b/application/palemoon/base/content/newtab/grid.js
@@ -5,12 +5,6 @@
#endif
/**
- * Define various fixed dimensions
- */
-const GRID_BOTTOM_EXTRA = 7; // title's line-height extends 7px past the margin
-const GRID_WIDTH_EXTRA = 1; // provide 1px buffer to allow for rounding error
-
-/**
* This singleton represents the grid that contains all sites.
*/
var gGrid = {
@@ -35,7 +29,14 @@ var gGrid = {
/**
* All sites contained in the grid's cells. Sites may be empty.
*/
- get sites() { return [for (cell of this.cells) cell.site]; },
+ get sites() {
+ // return [for (cell of this.cells) cell.site];
+ let aSites = [];
+ for (let cell of this.cells) {
+ aSites.push(cell.site);
+ }
+ return aSites;
+ },
// Tells whether the grid has already been initialized.
get ready() { return !!this._ready; },
@@ -55,20 +56,7 @@ var gGrid = {
gLinks.populateCache(() => {
this._refreshGrid();
this._ready = true;
-
- // If fetching links took longer than loading the page itself then
- // we need to resize the grid as that was blocked until now.
- // We also want to resize now if the page was already loaded when
- // initializing the grid (the user toggled the page).
- this._resizeGrid();
-
- addEventListener("resize", this);
});
-
- // Resize the grid as soon as the page loads.
- if (!this.isDocumentLoaded) {
- addEventListener("load", this);
- }
},
/**
@@ -87,12 +75,7 @@ var gGrid = {
* Handles all grid events.
*/
handleEvent: function Grid_handleEvent(aEvent) {
- switch (aEvent.type) {
- case "load":
- case "resize":
- this._resizeGrid();
- break;
- }
+ // Any specific events should go here.
},
/**
@@ -110,14 +93,10 @@ var gGrid = {
},
/**
- * Renders and resizes the gird. _resizeGrid() call is needed to ensure
- * that scrollbar disappears when the bottom row becomes empty following
- * the block action, or tile display is turmed off via cog menu
+ * Renders the grid.
*/
-
refresh() {
this._refreshGrid();
- this._resizeGrid();
},
/**
@@ -165,16 +144,6 @@ var gGrid = {
},
/**
- * Calculate the height for a number of rows up to the maximum rows
- * @param rows Number of rows defaulting to the max
- */
- _computeHeight: function Grid_computeHeight(aRows) {
- let {gridRows} = gGridPrefs;
- aRows = aRows === undefined ? gridRows : Math.min(gridRows, aRows);
- return aRows * this._cellHeight + GRID_BOTTOM_EXTRA;
- },
-
- /**
* Creates the DOM fragment that is re-used when creating sites.
*/
_createSiteFragment: function Grid_createSiteFragment() {
@@ -205,74 +174,6 @@ var gGrid = {
_isHistoricalTile: function Grid_isHistoricalTile(aPos) {
let site = this.sites[aPos];
return site && (site.isPinned() || site.link && site.link.type == "history");
- },
-
- /**
- * Make sure the correct number of rows and columns are visible
- */
- _resizeGrid: function Grid_resizeGrid() {
- // If we're somehow called before the page has finished loading,
- // let's bail out to avoid caching zero heights and widths.
- // We'll be called again when DOMContentLoaded fires.
- // Same goes for the grid if that's not ready yet.
- if (!this.isDocumentLoaded || !this._ready) {
- return;
- }
-
- // Save the cell's computed height/width including margin and border
- if (this._cellHeight === undefined) {
- let refCell = document.querySelector(".newtab-cell");
- let style = getComputedStyle(refCell);
- this._cellHeight = refCell.offsetHeight +
- parseFloat(style.marginTop) + parseFloat(style.marginBottom);
- this._cellWidth = refCell.offsetWidth +
- parseFloat(style.marginLeft) + parseFloat(style.marginRight);
- }
-
- let searchContainer = document.querySelector("#searchContainer");
- // Save search-container margin height
- if (this._searchContainerMargin === undefined) {
- let style = getComputedStyle(searchContainer);
- this._searchContainerMargin = parseFloat(style.marginBottom) +
- parseFloat(style.marginTop);
- }
-
- // Find the number of rows we can place into view port
- let availHeight = document.documentElement.clientHeight -
- searchContainer.offsetHeight - this._searchContainerMargin;
- let visibleRows = Math.floor(availHeight / this._cellHeight);
-
- // Find the number of columns that fit into view port
- let maxGridWidth = gGridPrefs.gridColumns * this._cellWidth + GRID_WIDTH_EXTRA;
- // available width is current grid width, but no greater than maxGridWidth
- let availWidth = Math.min(document.querySelector("#newtab-grid").clientWidth,
- maxGridWidth);
- // finally get the number of columns we can fit into view port
- let gridColumns = Math.floor(availWidth / this._cellWidth);
- // walk sites backwords until a pinned or history tile is found or visibleRows reached
- let tileIndex = Math.min(gGridPrefs.gridRows * gridColumns, this.sites.length) - 1;
- while (tileIndex >= visibleRows * gridColumns) {
- if (this._isHistoricalTile(tileIndex)) {
- break;
- }
- tileIndex--;
- }
-
- // Compute the actual number of grid rows we will display (potentially
- // with a scroll bar). tileIndex now points to a historical tile with
- // heighest index or to the last index of the visible row, if none found
- // Dividing tileIndex by number of tiles in a column gives the rows
- let gridRows = Math.floor(tileIndex / gridColumns) + 1;
-
- // we need to set grid width, for otherwise the scrollbar may shrink
- // the grid when shown and cause grid layout to be different from
- // what being computed above. This, in turn, may cause scrollbar shown
- // for directory tiles, and introduce jitter when grid width is aligned
- // exactly on the column boundary
- //this._node.style.width = gridColumns * this._cellWidth + "px";
- //this._node.style.maxWidth = gGridPrefs.gridColumns * this._cellWidth +
- // GRID_WIDTH_EXTRA + "px";
- //this._node.style.height = this._computeHeight() + "px";
- //this._node.style.maxHeight = this._computeHeight(gridRows) + "px";
}
+
};