diff options
Diffstat (limited to 'webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/ui/listview/ListViewPane.js')
-rw-r--r-- | webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/ui/listview/ListViewPane.js | 556 |
1 files changed, 0 insertions, 556 deletions
diff --git a/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/ui/listview/ListViewPane.js b/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/ui/listview/ListViewPane.js deleted file mode 100644 index 89ae3c6fea..0000000000 --- a/webapps/qooxdoo-0.6.3-sdk/frontend/framework/source/class/qx/ui/listview/ListViewPane.js +++ /dev/null @@ -1,556 +0,0 @@ -/* ************************************************************************ - - qooxdoo - the new era of web development - - http://qooxdoo.org - - Copyright: - 2004-2006 by 1&1 Internet AG, Germany, http://www.1and1.org - - License: - LGPL 2.1: http://www.gnu.org/licenses/lgpl.html - - Authors: - * Sebastian Werner (wpbasti) - * Andreas Ecker (ecker) - -************************************************************************ */ - -/* ************************************************************************ - -#module(ui_listview) - -************************************************************************ */ - -qx.OO.defineClass("qx.ui.listview.ListViewPane", qx.ui.layout.GridLayout, -function(vData, vColumns) -{ - qx.ui.layout.GridLayout.call(this); - - // ************************************************************************ - // DATA - // ************************************************************************ - // Add aliases for data tables - this._data = vData; - this._columns = vColumns; - - - // ************************************************************************ - // INITIALIZE MANAGER - // ************************************************************************ - this._manager = new qx.manager.selection.VirtualSelectionManager(this); - - - // ************************************************************************ - // MOUSE EVENT LISTENER - // ************************************************************************ - // Add handling for mouse wheel events - // Needed because the virtual scroll area does not fire browser - // understandable events above this pane. - this.addEventListener("mousewheel", this._onmousewheel); - - this.addEventListener("mouseover", this._onmouseover); - this.addEventListener("mousedown", this._onmousedown); - this.addEventListener("mouseup", this._onmouseup); - this.addEventListener("click", this._onclick); - this.addEventListener("dblclick", this._ondblclick); - - - // ************************************************************************ - // KEY EVENT LISTENER - // ************************************************************************ - this.addEventListener("keypress", this._onkeypress); -}); - -qx.OO.changeProperty({ name : "appearance", - type : "string", - defaultValue : "list-view-pane" - }); - -qx.Proto._rowHeight = 16; - - - - - - -/* ---------------------------------------------------------------------------- - UTILITIES ---------------------------------------------------------------------------- -*/ - -qx.Proto.getView = function() { - return this.getParent().getParent(); -} - - - - - - -/* ---------------------------------------------------------------------------- - UPDATER ---------------------------------------------------------------------------- -*/ - -qx.Proto._lastRowCount = 0; - -qx.Proto._updateLayout = function(vUpdate) -{ - // this.debug("InnerHeight: " + this._computeInnerHeight()); - // this.debug("BoxHeight: " + this._computeBoxHeight()); - // return - - var vColumns = this._columns; - var vRowCount = Math.ceil(this.getInnerHeight() / this._rowHeight); - var vData = this._data; - var vCell; - - // this.debug("Row-Count: " + this._lastRowCount + " => " + vRowCount); - - // Sync cells: Add new ones and configure them - if (vRowCount > this._lastRowCount) - { - for (var i=this._lastRowCount, j=0; i<vRowCount; i++, j=0) - { - for (var vCol in vColumns) - { - vCell = new vColumns[vCol].contentClass; - - this.add(vCell, j++, i); - - if (vColumns[vCol].align) { - vCell.setStyleProperty("textAlign", - vColumns[vCol].align); - } - } - } - } - - // Sync cells: Remove existing ones and dispose them - else if (this._lastRowCount > vRowCount) - { - var vChildren = this.getChildren(); - var vChildrenLength = vChildren.length - 1; - - for (var i=this._lastRowCount; i>vRowCount; i--) - { - for (var vCol in vColumns) - { - vCell = vChildren[vChildrenLength--]; - this.remove(vCell); - vCell.dispose(); - } - } - } - - // Update row and column count - this.setRowCount(vRowCount); - if (!vUpdate) { - this.setColumnCount(qx.lang.Object.getLength(vColumns)); - } - - // Apply height to all rows - for (var i=0; i<vRowCount; i++) { - this.setRowHeight(i, this._rowHeight); - } - - if (!vUpdate) - { - // Apply width and alignment to all columns - var vCount = 0; - for (var vCol in vColumns) - { - this.setColumnHorizontalAlignment(vCount, vColumns[vCol].align); - this.setColumnWidth(vCount, vColumns[vCol].width); - - vCount++; - } - } - - // Store last row count - this._lastRowCount = vRowCount; -} - -qx.Proto._currentScrollTop = -1; - -qx.Proto._updateRendering = function(vForce) -{ - if (this._updatingRendering) { - return; - } - - var vScrollTop = (this._initialLayoutDone - ? this.getView().getScroll().getScrollTop() - : 0); - - this._updatingRendering = true; - this._currentScrollTop = vScrollTop; - - for (var i=0; i<this._rowCount; i++) { - this._updateRow(i); - } - - delete this._updatingRendering; -} - -qx.Proto._updateRow = function(vRelativeRow) -{ - var vData = this._data; - var vRowOffset = Math.floor(this._currentScrollTop / this._rowHeight); - - var vColumnCount = this.getColumnCount(); - var vColumns = this._columns; - - var vChildren = this.getVisibleChildren(); - var vChild, vEntry, vCol; - - var j=0; - - for (vCol in vColumns) - { - vEntry = vData[vRowOffset+vRelativeRow]; - vChild = vChildren[vColumnCount*vRelativeRow+(j++)]; - - if (vChild) - { - if (vEntry && vEntry._selected) { - vChild.addState("selected"); - } else { - vChild.removeState("selected"); - } - vChild.set(vEntry - ? vEntry[vCol] - : vColumns[vCol].empty || vColumns[vCol].contentClass.empty); - } - } -} - -qx.Proto._onscroll = function(e) { - this._updateRendering(); -} - - - - - -/* ---------------------------------------------------------------------------- - DIMENSION CACHE ---------------------------------------------------------------------------- -*/ - -qx.Proto._changeInnerHeight = function(vNew, vOld) -{ - this._updateLayout(true); - this._updateRendering(true); - - return qx.ui.layout.GridLayout.prototype._changeInnerHeight.call(this, - vNew, - vOld); -} - - - - - - -/* ---------------------------------------------------------------------------- - MANAGER BINDING ---------------------------------------------------------------------------- -*/ - -qx.Proto.getManager = function() { - return this._manager; -} - -qx.Proto.getListViewTarget = function(e) -{ - var vEventTop = e.getPageY(); - var vPaneTop = qx.dom.Location.getPageInnerTop(this.getElement()); - var vItemNo = Math.floor(this._currentScrollTop / this._rowHeight) + - Math.floor((vEventTop - vPaneTop) / this._rowHeight); - - return this._data[vItemNo]; -} - -qx.Proto.getSelectedItem = function() { - return this.getSelectedItems()[0]; -} - -qx.Proto.getSelectedItems = function() { - return this._manager.getSelectedItems(); -} - -qx.Proto.getData = function() { - return this._data; -} - -// use static row height -qx.Proto.getItemHeight = function(vItem) { - return this._rowHeight; -} - -// use the full inner width of the pane -qx.Proto.getItemWidth = function(vItem) { - return qx.dom.Dimension.getInnerWidth(this.getElement()); -} - -qx.Proto.getItemLeft = function(vItem) { - return 0; -} - -qx.Proto.getItemTop = function(vItem) { - return this._data.indexOf(vItem) * this._rowHeight; -} - - - - -/* ---------------------------------------------------------------------------- - MOUSE EVENT HANDLER ---------------------------------------------------------------------------- -*/ - -qx.Proto._onmousewheel = function(e) -{ - var vScroll = this.getView().getScroll(); - vScroll.setScrollTop(vScroll.getScrollTop() - (e.getWheelDelta() * 20)); -} - -qx.Proto._onmouseover = function(e) -{ - var vTarget = this.getListViewTarget(e); - if (vTarget) { - this._manager.handleMouseOver(vTarget, e); - } -} - -qx.Proto._onmousedown = function(e) -{ - var vTarget = this.getListViewTarget(e); - if (vTarget) { - this._manager.handleMouseDown(vTarget, e); - } -} - -qx.Proto._onmouseup = function(e) -{ - var vTarget = this.getListViewTarget(e); - if (vTarget) { - this._manager.handleMouseUp(vTarget, e); - } -} - -qx.Proto._onclick = function(e) -{ - var vTarget = this.getListViewTarget(e); - if (vTarget) { - this._manager.handleClick(vTarget, e); - } -} - -qx.Proto._ondblclick = function(e) -{ - var vTarget = this.getListViewTarget(e); - if (vTarget) { - this._manager.handleDblClick(vTarget, e); - } -} - - - - - - -/* ---------------------------------------------------------------------------- - KEY EVENT HANDLER ---------------------------------------------------------------------------- -*/ - -qx.Proto._onkeypress = function(e) -{ - this._manager.handleKeyPress(e); - e.preventDefault(); -} - - - - - - -/* ---------------------------------------------------------------------------- - MANAGER SELECTION ---------------------------------------------------------------------------- -*/ - -qx.Proto._updateSelectionState = function(vItem, vIsSelected) -{ - vItem._selected = vIsSelected; - this._updateItem(vItem); -} - -qx.Proto._updateAnchorState = function(vItem, vIsAnchor) -{ - vItem._anchor = vIsAnchor; - this._updateItem(vItem); -} - -qx.Proto._updateLeadState = function(vItem, vIsLead) -{ - vItem._lead = vIsLead; - this._updateItem(vItem); -} - -qx.Proto.scrollItemIntoView = function(vItem, vAlignLeftTop) -{ - this.scrollItemIntoViewX(vItem, vAlignLeftTop); - this.scrollItemIntoViewY(vItem, vAlignLeftTop); -} - -qx.Proto.scrollItemIntoViewX = function(vItem, vAlignLeft) { - // this.error("Not implemented in qx.ui.listview.ListViewPane!"); -} - -qx.Proto.scrollItemIntoViewY = function(vItem, vAlignTop) -{ - var vItems = this._data; - var vOffset = vItems.indexOf(vItem) * this._rowHeight; - var vHeight = this._rowHeight; - - // normalize client height (we want that the item is fully visible) - var vParentHeight = (Math.floor(this.getClientHeight() / this._rowHeight) * - this._rowHeight); - var vParentScrollTop = this._currentScrollTop; - - var vNewScrollTop = null; - - if (vAlignTop) - { - vNewScrollTop = vOffset; - } - else if (vAlignTop == false) - { - vNewScrollTop = vOffset + vHeight - vParentHeight; - } - else if (vHeight > vParentHeight || vOffset < vParentScrollTop) - { - vNewScrollTop = vOffset; - } - else if ((vOffset + vHeight) > (vParentScrollTop + vParentHeight)) - { - vNewScrollTop = vOffset + vHeight - vParentHeight; - } - - if (vNewScrollTop != null) { - this.getView().getScroll().setScrollTop(vNewScrollTop); - } -} - -qx.Proto.setScrollTop = function(vScrollTop) -{ - this.getView().getScroll().setScrollTop(vScrollTop); - this._updateRendering(); -} - -qx.Proto.getScrollTop = function() { - return this._currentScrollTop; -} - -qx.Proto.setScrollLeft = function() { - this.error("Not implemented in qx.ui.listview.ListViewPane!"); -} - -qx.Proto.getScrollLeft = function() { - return 0; -} - -qx.Proto.isItemVisible = function(vItem) -{ - var vIndex = this._data.indexOf(vItem); - var vRowStart = Math.floor(this._currentScrollTop / this._rowHeight); - var vRowLength = Math.ceil(this.getClientHeight() / this._rowHeight); - - return vIndex >= vRowStart && vIndex <= (vRowStart + vRowLength); -} - -qx.Proto.getRelativeItemPosition = function(vItem) -{ - var vIndex = this._data.indexOf(vItem); - var vRowStart = Math.floor(this._currentScrollTop / this._rowHeight); - - return vIndex - vRowStart; -} - -qx.Proto._updateItem = function(vItem) -{ - var vIndex = this._data.indexOf(vItem); - var vRowStart = Math.floor(this._currentScrollTop / this._rowHeight); - var vRowLength = Math.ceil(this.getClientHeight() / this._rowHeight); - - if (vIndex < vRowStart || vIndex > (vRowStart + vRowLength)) { - return; - } - - this._updateRow(vIndex - vRowStart); -} - - - - - - -/* ---------------------------------------------------------------------------- - DISPOSER ---------------------------------------------------------------------------- -*/ - -qx.Proto.dispose = function() -{ - if (this.getDisposed()) { - return; - } - - - // ************************************************************************ - // MOUSE EVENT LISTENER - // ************************************************************************ - this.removeEventListener("mousewheel", this._onmousewheel); - this.removeEventListener("mouseover", this._onmouseover); - this.removeEventListener("mousedown", this._onmousedown); - this.removeEventListener("mouseup", this._onmouseup); - this.removeEventListener("click", this._onclick); - this.removeEventListener("dblclick", this._ondblclick); - - - // ************************************************************************ - // KEY EVENT LISTENER - // ************************************************************************ - this.removeEventListener("keypress", this._onkeypress); - - - // ************************************************************************ - // DATA - // ************************************************************************ - delete this._data; - delete this._columns; - - - // ************************************************************************ - // MANAGER - // ************************************************************************ - if (this._manager) - { - this._manager.dispose(); - this._manager = null; - } - - return qx.ui.layout.GridLayout.prototype.dispose.call(this); -} |