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path: root/comm/suite/editor/components/dialogs/content/EdInputImage.js
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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* import-globals-from ../../composer/content/editorUtilities.js */
/* import-globals-from EdDialogCommon.js */
/* import-globals-from EdImageDialog.js */

// dialog initialization code

document.addEventListener("dialogaccept", onAccept);
document.addEventListener("dialogcancel", onCancel);

function Startup() {
  var editor = GetCurrentEditor();
  if (!editor) {
    window.close();
    return;
  }

  gDialog = {
    inputName: document.getElementById("InputName"),
    inputDisabled: document.getElementById("InputDisabled"),
    inputTabIndex: document.getElementById("InputTabIndex"),
  };

  ImageStartup();

  // Get a single selected input element
  var tagName = "input";
  try {
    imageElement = editor.getSelectedElement(tagName);
  } catch (e) {}

  if (imageElement) {
    // We found an element and don't need to insert one
    gInsertNewImage = false;
  } else {
    gInsertNewImage = true;

    // We don't have an element selected,
    //  so create one with default attributes
    try {
      imageElement = editor.createElementWithDefaults(tagName);
    } catch (e) {}

    if (!imageElement) {
      dump("Failed to get selected element or create a new one!\n");
      window.close();
      return;
    }
    var imgElement;
    try {
      imgElement = editor.getSelectedElement("img");
    } catch (e) {}

    if (imgElement) {
      // We found an image element, convert it to an input type="image"
      var attributes = [
        "src",
        "alt",
        "width",
        "height",
        "hspace",
        "vspace",
        "border",
        "align",
        "usemap",
        "ismap",
      ];
      for (let i in attributes) {
        imageElement.setAttribute(
          attributes[i],
          imgElement.getAttribute(attributes[i])
        );
      }
    }
  }

  // Make a copy to use for AdvancedEdit
  globalElement = imageElement.cloneNode(false);

  // We only need to test for this once per dialog load
  gHaveDocumentUrl = GetDocumentBaseUrl();

  InitDialog();

  // Save initial source URL
  gOriginalSrc = gDialog.srcInput.value;

  // By default turn constrain on, but both width and height must be in pixels
  gDialog.constrainCheckbox.checked =
    gDialog.widthUnitsMenulist.selectedIndex == 0 &&
    gDialog.heightUnitsMenulist.selectedIndex == 0;

  SetTextboxFocus(gDialog.inputName);

  SetWindowLocation();
}

function InitDialog() {
  InitImage();
  gDialog.inputName.value = globalElement.getAttribute("name");
  gDialog.inputDisabled.setAttribute(
    "checked",
    globalElement.hasAttribute("disabled")
  );
  gDialog.inputTabIndex.value = globalElement.getAttribute("tabindex");
}

function ValidateData() {
  if (!ValidateImage()) {
    return false;
  }
  if (gDialog.inputName.value) {
    globalElement.setAttribute("name", gDialog.inputName.value);
  } else {
    globalElement.removeAttribute("name");
  }
  if (gDialog.inputTabIndex.value) {
    globalElement.setAttribute("tabindex", gDialog.inputTabIndex.value);
  } else {
    globalElement.removeAttribute("tabindex");
  }
  if (gDialog.inputDisabled.checked) {
    globalElement.setAttribute("disabled", "");
  } else {
    globalElement.removeAttribute("disabled");
  }
  globalElement.setAttribute("type", "image");
  return true;
}

function onAccept(event) {
  // Show alt text error only once
  // (we don't initialize doAltTextError=true
  //  so Advanced edit button dialog doesn't trigger that error message)
  // Use this now (default = false) so Advanced Edit button dialog doesn't trigger error message
  gDoAltTextError = true;

  if (ValidateData()) {
    var editor = GetCurrentEditor();
    editor.beginTransaction();

    try {
      if (gRemoveImageMap) {
        globalElement.removeAttribute("usemap");
        if (gImageMap) {
          editor.deleteNode(gImageMap);
          gInsertNewIMap = true;
          gImageMap = null;
        }
      } else if (gImageMap) {
        // Assign to map if there is one
        var mapName = gImageMap.getAttribute("name");
        if (mapName != "") {
          globalElement.setAttribute("usemap", "#" + mapName);
          if (globalElement.getAttribute("border") == "") {
            globalElement.setAttribute("border", 0);
          }
        }
      }

      if (gInsertNewImage) {
        // 'true' means delete the selection before inserting
        // in case were are converting an image to an input type="image"
        editor.insertElementAtSelection(imageElement, true);
      }
      editor.cloneAttributes(imageElement, globalElement);

      // If document is empty, the map element won't insert,
      //  so always insert the image element first
      if (gImageMap && gInsertNewIMap) {
        // Insert the ImageMap element at beginning of document
        var body = editor.rootElement;
        editor.setShouldTxnSetSelection(false);
        editor.insertNode(gImageMap, body, 0);
        editor.setShouldTxnSetSelection(true);
      }
    } catch (e) {}

    editor.endTransaction();

    SaveWindowLocation();

    return;
  }
  event.preventDefault();
}