SoundSoftware Code Site

var contextMenuObserving;

var contextMenuUrl;

function contextMenuRightClick(event) {

  var target = $(event.target);

  if (target.is('a')) {return;}

  var tr = target.parents('tr').first();

  if (!tr.hasClass('hascontextmenu')) {return;}

  event.preventDefault();

  if (!contextMenuIsSelected(tr)) {

    contextMenuUnselectAll();

    contextMenuAddSelection(tr);

    contextMenuSetLastSelected(tr);

  }

  contextMenuShow(event);

}

function contextMenuClick(event) {

  var target = $(event.target);

  var lastSelected;

  if (target.is('a') && target.hasClass('submenu')) {

    event.preventDefault();

    return;

  }

  contextMenuHide();

  if (target.is('a') || target.is('img')) { return; }

  if (event.which == 1 || (navigator.appVersion.match(/\bMSIE\b/))) {

    var tr = target.parents('tr').first();

    if (tr.length && tr.hasClass('hascontextmenu')) {

      // a row was clicked, check if the click was on checkbox

      if (target.is('input')) {

        // a checkbox may be clicked

        if (target.attr('checked')) {

          tr.addClass('context-menu-selection');

        } else {

          tr.removeClass('context-menu-selection');

        }

      } else {

        if (event.ctrlKey || event.metaKey) {

          contextMenuToggleSelection(tr);

        } else if (event.shiftKey) {

          lastSelected = contextMenuLastSelected();

          if (lastSelected.length) {

            var toggling = false;

            $('.hascontextmenu').each(function(){

              if (toggling || $(this).is(tr)) {

                contextMenuAddSelection($(this));

              }

              if ($(this).is(tr) || $(this).is(lastSelected)) {

                toggling = !toggling;

              }

            });

          } else {

            contextMenuAddSelection(tr);

          }

        } else {

          contextMenuUnselectAll();

          contextMenuAddSelection(tr);

        }

        contextMenuSetLastSelected(tr);

      }

    } else {

      // click is outside the rows

      if (target.is('a') && (target.hasClass('disabled') || target.hasClass('submenu'))) {

        event.preventDefault();

      } else {

        contextMenuUnselectAll();

      }

    }

  }

}

function contextMenuCreate() {

  if ($('#context-menu').length < 1) {

    var menu = document.createElement("div");

    menu.setAttribute("id", "context-menu");

    menu.setAttribute("style", "display:none;");

    document.getElementById("content").appendChild(menu);

  }

}

function contextMenuShow(event) {

  var mouse_x = event.pageX;

  var mouse_y = event.pageY;

  var render_x = mouse_x;

  var render_y = mouse_y;

  var dims;

  var menu_width;

  var menu_height;

  var window_width;

  var window_height;

  var max_width;

  var max_height;

  $('#context-menu').css('left', (render_x + 'px'));

  $('#context-menu').css('top', (render_y + 'px'));

  $('#context-menu').html('');

  $.ajax({

    url: contextMenuUrl,

    data: $(event.target).parents('form').first().serialize(),

    success: function(data, textStatus, jqXHR) {

      $('#context-menu').html(data);

      menu_width = $('#context-menu').width();

      menu_height = $('#context-menu').height();

      max_width = mouse_x + 2*menu_width;

      max_height = mouse_y + menu_height;

      var ws = window_size();

      window_width = ws.width;

      window_height = ws.height;

      /* display the menu above and/or to the left of the click if needed */

      if (max_width > window_width) {

       render_x -= menu_width;

       $('#context-menu').addClass('reverse-x');

      } else {

       $('#context-menu').removeClass('reverse-x');

      }

      if (max_height > window_height) {

       render_y -= menu_height;

       $('#context-menu').addClass('reverse-y');

      } else {

       $('#context-menu').removeClass('reverse-y');

      }

      if (render_x <= 0) render_x = 1;

      if (render_y <= 0) render_y = 1;

      $('#context-menu').css('left', (render_x + 'px'));

      $('#context-menu').css('top', (render_y + 'px'));

      $('#context-menu').show();

      //if (window.parseStylesheets) { window.parseStylesheets(); } // IE

    }

  });

}

function contextMenuSetLastSelected(tr) {

  $('.cm-last').removeClass('cm-last');

  tr.addClass('cm-last');

}

function contextMenuLastSelected() {

  return $('.cm-last').first();

}

function contextMenuUnselectAll() {

  $('.hascontextmenu').each(function(){

    contextMenuRemoveSelection($(this));

  });

  $('.cm-last').removeClass('cm-last');

}

function contextMenuHide() {

  $('#context-menu').hide();

}

function contextMenuToggleSelection(tr) {

  if (contextMenuIsSelected(tr)) {

    contextMenuRemoveSelection(tr);

  } else {

    contextMenuAddSelection(tr);

  }

}

function contextMenuAddSelection(tr) {

  tr.addClass('context-menu-selection');

  contextMenuCheckSelectionBox(tr, true);

  contextMenuClearDocumentSelection();

}

function contextMenuRemoveSelection(tr) {

  tr.removeClass('context-menu-selection');

  contextMenuCheckSelectionBox(tr, false);

}

function contextMenuIsSelected(tr) {

  return tr.hasClass('context-menu-selection');

}

function contextMenuCheckSelectionBox(tr, checked) {

  tr.find('input[type=checkbox]').attr('checked', checked);

}

function contextMenuClearDocumentSelection() {

  // TODO

  if (document.selection) {

    document.selection.empty(); // IE

  } else {

    window.getSelection().removeAllRanges();

  }

}

function contextMenuInit(url) {

  contextMenuUrl = url;

  contextMenuCreate();

  contextMenuUnselectAll();

  if (!contextMenuObserving) {

    $(document).click(contextMenuClick);

    $(document).contextmenu(contextMenuRightClick);

    contextMenuObserving = true;

  }

}

function toggleIssuesSelection(el) {

  var boxes = $(el).parents('form').find('input[type=checkbox]');

  var all_checked = true;

  boxes.each(function(){ if (!$(this).attr('checked')) { all_checked = false; } });

  boxes.each(function(){

    if (all_checked) {

      $(this).removeAttr('checked');

      $(this).parents('tr').removeClass('context-menu-selection');

    } else if (!$(this).attr('checked')) {

      $(this).attr('checked', true);

      $(this).parents('tr').addClass('context-menu-selection');

    }

  });

}

function window_size() {

  var w;

  var h;

  if (window.innerWidth) {

    w = window.innerWidth;

    h = window.innerHeight;

  } else if (document.documentElement) {

    w = document.documentElement.clientWidth;

    h = document.documentElement.clientHeight;

  } else {

    w = document.body.clientWidth;

    h = document.body.clientHeight;

  }

  return {width: w, height: h};

}