422 lines
15 KiB
JavaScript
422 lines
15 KiB
JavaScript
(function ($) {
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Drupal.flexible = Drupal.flexible || {};
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Drupal.flexible.splitters = [];
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/**
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* Fix the height of all splitters to be the same as the items they are
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* splitting.
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*/
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Drupal.flexible.fixHeight = function() {
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for (i in Drupal.flexible.splitters) {
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Drupal.flexible.splitters[i].fixHeight();
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}
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}
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Drupal.behaviors.flexibleAdmin = {
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attach: function(context) {
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// Show/hide layout manager button
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$('#panels-flexible-toggle-layout:not(.panels-flexible-processed)', context)
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.addClass('panels-flexible-processed')
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.click(function() {
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$('.panel-flexible-admin')
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.toggleClass('panel-flexible-no-edit-layout')
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.toggleClass('panel-flexible-edit-layout');
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if ($('.panel-flexible-admin').hasClass('panel-flexible-edit-layout')) {
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$(this).val(Drupal.t('Hide layout designer'));
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Drupal.flexible.fixHeight();
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}
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else {
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$(this).val(Drupal.t('Show layout designer'));
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}
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return false;
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});
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// Window splitter behavior.
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$('div.panels-flexible-splitter:not(.panels-splitter-processed)')
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.addClass('panels-splitter-processed')
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.each(function() {
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Drupal.flexible.splitters.push(new Drupal.flexible.splitter($(this)));
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});
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Drupal.flexible.fixHeight();
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}
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};
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Drupal.flexible.splitter = function($splitter) {
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var splitter = this;
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this.fixHeight = function() {
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// Set the splitter height to the shorter of the two:
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$splitter.height(Math.max(this.left.outerHeight(), this.right.outerHeight()));
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}
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function splitterStart(event) {
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// Bind motion events.
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$(document)
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.bind("mousemove", splitterMove)
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.bind("mouseup", splitterEnd);
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// Calculate some data about our split regions:
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splitter.getSizes();
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// The X coordinate where we clicked.
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splitter.startX = event.pageX;
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// The current sizes of the left/right panes.
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splitter.currentLeft = parseFloat(splitter.left_width) * parseFloat(splitter.left_scale);
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splitter.currentRight = parseFloat(splitter.right_width) * parseFloat(splitter.right_scale);
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// The starting sizes of the left right panes.
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splitter.startLeft = splitter.currentLeft;
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splitter.startRight = splitter.currentRight;
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if (splitter.left_width_type == splitter.right_width_type) {
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// If they're the same type, add the two together so we know how
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// much space we have for splitting.
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splitter.max = splitter.startLeft + splitter.startRight;
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// calculate unit size and min/max width.
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if (splitter.left_width_type == '%') {
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splitter.left_total = splitter.left.width() / (splitter.left_width / 100);
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// One pixel is equivalent to what percentage of the total?
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splitter.left_unit = (1 / splitter.left_total) * 100;
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splitter.left_min = 5; // minimum % we'll use.
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}
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else {
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splitter.left_unit = 1;
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splitter.left_min = 25; // minimum pixels we'll use.
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}
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if (splitter.right_width_type == '%') {
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splitter.right_total = splitter.right.width() / (splitter.right_width / 100);
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// One pixel is equivalent to what percentage of the total?
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splitter.right_unit = (1 / splitter.right_total) * 100;
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splitter.right_min = 5; // minimum % we'll use.
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}
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else {
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splitter.right_unit = 1;
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splitter.right_min = 25; // minimum pixels we'll use.
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}
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}
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else {
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// Figure out the parent blob's width and set the max to that
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splitter.parent = $splitter.parent().parent();
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if (splitter.left_width_type != 'px') {
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// Only the 'px' side can resize.
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splitter.left_unit = 0;
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splitter.right_unit = 1;
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splitter.right_min = 25;
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splitter.right_padding = parseInt(splitter.parent.css('padding-right'));
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splitter.right_parent = parseInt(splitter.right.parent().css('margin-right'));
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splitter.max = splitter.right.width() + splitter.left.parent().width() -
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(splitter.left.siblings(':not(.panels-flexible-splitter)').length * 25) - 25;
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}
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else {
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splitter.right_unit = 0;
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splitter.left_unit = 1;
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splitter.left_min = 25;
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splitter.left_padding = parseInt(splitter.parent.css('padding-left'));
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splitter.left_parent = parseInt(splitter.left.parent().css('margin-left'));
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if (splitter.right_id) {
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splitter.max = splitter.left.width() + splitter.right.parent().width() -
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(splitter.right.siblings(':not(.panels-flexible-splitter)').length * 25) - 25;
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}
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else {
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var subtract = 0;
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splitter.left.siblings(':not(.panels-flexible-splitter)').each(function() { subtract += $(this).width()});
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splitter.max = splitter.left.parent().width() - subtract;
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}
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}
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}
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var offset = $(splitter.splitter).offset();
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// Create boxes to display widths left and right of the mouse pointer.
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// Create left box only if left box is mobile.
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if (splitter.left_unit) {
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splitter.left_box = $('<div class="flexible-splitter-hover-box"> </div>');
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$('body').append(splitter.left_box);
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splitter.left_box.css('top', offset.top);
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splitter.left_box.css('left', event.pageX - 65);
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if (splitter.left_width_type == '%') {
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var left = splitter.currentLeft / splitter.left_scale;
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splitter.left_box.html(left.toFixed(2) + splitter.left_width_type);
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}
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else {
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// make sure pixel values are always whole integers.
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splitter.currentLeft = parseInt(splitter.currentLeft);
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splitter.left_box.html(splitter.currentLeft + splitter.left_width_type);
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}
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}
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// Create the right box if the right side is mobile.
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if (splitter.right_unit) {
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splitter.right_box = $('<div class="flexible-splitter-hover-box"></div>');
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$('body').append(splitter.right_box);
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splitter.right_box.css('top', offset.top);
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splitter.right_box.css('left', event.pageX + 5);
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if (splitter.right_width_type == '%') {
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var right = splitter.currentRight / splitter.right_scale;
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splitter.right_box.html(right.toFixed(2) + splitter.right_width_type);
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}
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else {
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// make sure pixel values are always whole integers.
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splitter.currentRight = parseInt(splitter.currentRight);
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splitter.right_box.html(splitter.currentRight + splitter.right_width_type);
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}
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}
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return false;
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};
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function splitterMove(event) {
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var diff = splitter.startX - event.pageX;
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var moved = 0;
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if (event.keyCode == 37) diff = 10;
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if (event.keyCode == 39) diff = -10;
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// Bah, javascript has no logical xor operator
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if ((splitter.left_unit && !splitter.right_unit) ||
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(!splitter.left_unit && splitter.right_unit)) {
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// This happens when one side is fixed and the other side is fluid. The
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// fixed side actually adjusts while the fluid side does not. However,
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// in order to move the fluid side we have to adjust the padding
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// on our parent object.
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if (splitter.left_unit) {
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// Only the left box is allowed to move.
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splitter.currentLeft = splitter.startLeft - diff;
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if (splitter.currentLeft < splitter.left_min) {
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splitter.currentLeft = splitter.left_min;
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}
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if (splitter.currentLeft > splitter.max) {
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splitter.currentLeft = splitter.max;
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}
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// If the shift key is pressed, go with 1% or 10px boundaries.
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if (event.shiftKey) {
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splitter.currentLeft = parseInt(splitter.currentLeft / 10) * 10;
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}
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moved = (splitter.startLeft - splitter.currentLeft);
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}
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else {
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// Only the left box is allowed to move.
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splitter.currentRight = splitter.startRight + diff;
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if (splitter.currentRight < splitter.right_min) {
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splitter.currentRight = splitter.right_min;
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}
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if (splitter.currentRight > splitter.max) {
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splitter.currentRight = splitter.max;
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}
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// If the shift key is pressed, go with 1% or 10px boundaries.
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if (event.shiftKey) {
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splitter.currentRight = parseInt(splitter.currentRight / 10) * 10;
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}
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moved = (splitter.currentRight - splitter.startRight);
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}
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}
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else {
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// If they are both the same type, do this..
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// Adjust the left side by the amount we moved.
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var left = -1 * diff * splitter.left_unit;
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splitter.currentLeft = splitter.startLeft + left;
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if (splitter.currentLeft < splitter.left_min) {
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splitter.currentLeft = splitter.left_min;
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}
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if (splitter.currentLeft > splitter.max - splitter.right_min) {
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splitter.currentLeft = splitter.max - splitter.right_min;
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}
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// If the shift key is pressed, go with 1% or 10px boundaries.
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if (event.shiftKey) {
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if (splitter.left_width_type == '%') {
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splitter.currentLeft = parseInt(splitter.currentLeft / splitter.left_scale) * splitter.left_scale;
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}
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else {
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splitter.currentLeft = parseInt(splitter.currentLeft / 10) * 10;
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}
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}
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// Now automatically make the right side to be the other half.
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splitter.currentRight = splitter.max - splitter.currentLeft;
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// recalculate how far we've moved into pixels so we can adjust our visible
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// boxes.
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moved = (splitter.startLeft - splitter.currentLeft) / splitter.left_unit;
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}
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if (splitter.left_unit) {
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splitter.left_box.css('left', splitter.startX - 65 - moved);
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if (splitter.left_width_type == '%') {
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var left = splitter.currentLeft / splitter.left_scale;
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splitter.left_box.html(left.toFixed(2) + splitter.left_width_type);
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}
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else {
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splitter.left_box.html(parseInt(splitter.currentLeft) + splitter.left_width_type);
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}
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// Finally actually move the left side
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splitter.left.css('width', splitter.currentLeft + splitter.left_width_type);
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}
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else {
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// if not moving the left side, adjust the parent padding instead.
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splitter.parent.css('padding-right', (splitter.right_padding + moved) + 'px');
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splitter.right.parent().css('margin-right', (splitter.right_parent - moved) + 'px');
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}
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if (splitter.right_unit) {
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splitter.right_box.css('left', splitter.startX + 5 - moved);
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if (splitter.right_width_type == '%') {
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var right = splitter.currentRight / splitter.right_scale;
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splitter.right_box.html(right.toFixed(2) + splitter.right_width_type);
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}
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else {
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splitter.right_box.html(parseInt(splitter.currentRight) + splitter.right_width_type);
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}
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// Finally actually move the right side
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splitter.right.css('width', splitter.currentRight + splitter.right_width_type);
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}
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else {
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// if not moving the right side, adjust the parent padding instead.
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splitter.parent.css('padding-left', (splitter.left_padding - moved) + 'px');
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splitter.left.parent().css('margin-left', (splitter.left_parent + moved) + 'px');
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}
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return false;
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};
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function splitterKeyPress(event) {
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splitterStart(event);
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splitterMove(event);
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splitterEnd(event);
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};
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function splitterEnd(event) {
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if (splitter.left_unit) {
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splitter.left_box.remove();
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}
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if (splitter.right_unit) {
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splitter.right_box.remove();
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}
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splitter.left.css("-webkit-user-select", "text"); // let Safari select text again
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splitter.right.css("-webkit-user-select", "text"); // let Safari select text again
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if (splitter.left_unit) {
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splitter.left_width = splitter.currentLeft / parseFloat(splitter.left_scale);
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}
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if (splitter.right_unit) {
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splitter.right_width = splitter.currentRight / parseFloat(splitter.right_scale);
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}
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splitter.putSizes();
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Drupal.flexible.fixHeight();
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$(document)
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.unbind("mousemove", splitterMove)
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.unbind("mouseup", splitterEnd);
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// Store the data on the server.
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Drupal.ajax['flexible-splitter-ajax'].options.data = {
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'left': splitter.left_id,
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'left_width': splitter.left_width,
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'right': splitter.right_id,
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'right_width': splitter.right_width
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};
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$('.panel-flexible-edit-layout').trigger('UpdateFlexibleSplitter');
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};
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this.getSizes = function() {
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splitter.left_width = $splitter.children('.panels-flexible-splitter-left-width').html();
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splitter.left_scale = $splitter.children('.panels-flexible-splitter-left-scale').html();
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splitter.left_width_type = $splitter.children('.panels-flexible-splitter-left-width-type').html();
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splitter.right_width = $splitter.children('.panels-flexible-splitter-right-width').html();
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splitter.right_scale = $splitter.children('.panels-flexible-splitter-right-scale').html();
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splitter.right_width_type = $splitter.children('.panels-flexible-splitter-right-width-type').html();
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};
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this.putSizes = function() {
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$(splitter.left_class + '-width').html(splitter.left_width);
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if (splitter.left_class != splitter.right_class) {
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$(splitter.right_class + '-width').html(splitter.right_width);
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}
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}
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splitter.splitter = $splitter;
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splitter.left_class = $splitter.children('.panels-flexible-splitter-left').html();
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splitter.left_id = $splitter.children('.panels-flexible-splitter-left-id').html();
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splitter.left = $(splitter.left_class);
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splitter.right_class = $splitter.children('.panels-flexible-splitter-right').html();
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splitter.right_id = $splitter.children('.panels-flexible-splitter-right-id').html();
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splitter.right = $(splitter.right_class);
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$splitter
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.bind("mousedown", splitterStart)
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.bind("keydown", splitterKeyPress);
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};
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$(function() {
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/**
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* Provide an AJAX response command to allow the server to request
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* height fixing.
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*/
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Drupal.ajax.prototype.commands.flexible_fix_height = function(ajax, command, status) {
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Drupal.flexible.fixHeight();
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};
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/**
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* Provide an AJAX response command to allow the server to change width on existing splitters.
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*/
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Drupal.ajax.prototype.commands.flexible_set_width = function(ajax, command, status) {
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$(command.selector).html(command.width);
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};
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/**
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* Provide an AJAX response command to fix the first/last bits of a
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* group.
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*/
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Drupal.ajax.prototype.commands.flexible_fix_firstlast = function(ajax, data, status) {
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$(data.selector + ' > div > .' + data.base)
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.removeClass(data.base + '-first')
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.removeClass(data.base + '-last');
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$(data.selector + ' > div > .' + data.base + ':first')
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.addClass(data.base + '-first');
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$(data.selector + ' > div > .' + data.base + ':last')
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.addClass(data.base + '-last');
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};
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// Create a generic ajax callback for use with the splitters which
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// background AJAX to store their data.
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var element_settings = {
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url: Drupal.settings.flexible.resize,
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event: 'UpdateFlexibleSplitter',
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keypress: false,
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// No throbber at all.
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progress: { 'type': 'none' }
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};
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Drupal.ajax['flexible-splitter-ajax'] = new Drupal.ajax('flexible-splitter-ajax', $('.panel-flexible-admin').get(0), element_settings);
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// Prevent ajax goo from doing odd things to our layout.
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Drupal.ajax['flexible-splitter-ajax'].beforeSend = function() { };
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Drupal.ajax['flexible-splitter-ajax'].beforeSerialize = function() { };
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});
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})(jQuery);
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