gecko-dev/browser/base/content/urlbarBindings.xml

<?xml version="1.0"?>

# -*- Mode: HTML -*-
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is mozilla.org browser.
#
# The Initial Developer of the Original Code is
# Simon Bünzli <zeniko@gmail.com>
# Portions created by the Initial Developer are Copyright (C) 2006
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Dão Gottwald <dao@design-noir.de>
#
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# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# ***** END LICENSE BLOCK *****

<bindings id="urlbarBindings" xmlns="http://www.mozilla.org/xbl">

  <binding id="urlbar" extends="chrome://global/content/bindings/autocomplete.xml#autocomplete">
    <implementation implements="nsIObserver, nsIDOMEventListener">
      <constructor><![CDATA[
        this._ioService = Components.classes["@mozilla.org/network/io-service;1"]
                                    .getService(Components.interfaces.nsIIOService);
        this._prefs = Components.classes["@mozilla.org/preferences-service;1"]
                                .getService(Components.interfaces.nsIPrefService)
                                .getBranch("browser.urlbar.")
                                .QueryInterface(Components.interfaces.nsIPrefBranch2);

        this._prefs.addObserver("", this, false);
        this.clickSelectsAll = this._prefs.getBoolPref("clickSelectsAll");
        this.doubleClickSelectsAll = this._prefs.getBoolPref("doubleClickSelectsAll");
        this.completeDefaultIndex = this._prefs.getBoolPref("autoFill");

        this._urlTooltip = document.getElementById("urlTooltip");

        this.inputField.controllers.insertControllerAt(0, this._copyCutController);
        this.inputField.addEventListener("mousedown", this, false);
        this.inputField.addEventListener("mousemove", this, false);
        this.inputField.addEventListener("mouseout", this, false);
      ]]></constructor>

      <destructor><![CDATA[
        this._prefs.removeObserver("", this);
        this._prefs = null;
        this._ioService = null;
        this.inputField.controllers.removeController(this._copyCutController);
        this.inputField.removeEventListener("mousedown", this, false);
        this.inputField.removeEventListener("mousemove", this, false);
        this.inputField.removeEventListener("mouseout", this, false);
      ]]></destructor>

      <property name="value"
                onget="return this.inputField.value;">
        <setter><![CDATA[
          this.mIgnoreInput = true;

          if (val != "") {
            var uri;
            try {
              uri = this._ioService.newURI(val, null, null);
            } catch(e) {}
            if (uri) {
              val = uri.spec;
              try {
                // try to decode as UTF-8
                val = decodeURI(val);
              } catch(e) {}
            }
          }
          this.inputField.value = val;

          this.mIgnoreInput = false;
          var event = document.createEvent("Events");
          event.initEvent("ValueChange", true, true);
          this.inputField.dispatchEvent(event);
          return val;
        ]]></setter>
      </property>

      <method name="_initURLTooltip">
        <body><![CDATA[
          if (this.focused)
            return;
          if (this._tooltipTimer)
            clearTimeout(this._tooltipTimer);
          this._tooltipTimer = setTimeout(function (self) {
            self._tooltipTimer = 0;
            var label = self._urlTooltip.firstChild;
            label.value = self.value;
            var bO = self.boxObject;
            self._urlTooltip.maxWidth = bO.width;
            self._urlTooltip.showPopup(self, bO.screenX, bO.screenY + bO.height, "tooltip");
          }, 700, this);
        ]]></body>
      </method>

      <method name="_hideURLTooltip">
        <body><![CDATA[
          if (this._tooltipTimer) {
            clearTimeout(this._tooltipTimer);
            this._tooltipTimer = 0;
          }
          this._urlTooltip.hidePopup();
        ]]></body>
      </method>

      <method name="onDragOver">
        <body>
          return true;
        </body>
      </method>

      <method name="onDrop">
        <parameter name="aEvent"/>
        <parameter name="aXferData"/>
        <parameter name="aDragSession"/>
        <body><![CDATA[
          var url = transferUtils.retrieveURLFromData(aXferData.data, aXferData.flavour.contentType);

          // The URL bar automatically handles inputs with newline characters,
          // so we can get away with treating text/x-moz-url flavours as text/unicode.
          if (url) {
            nsDragAndDrop.dragDropSecurityCheck(aEvent, aDragSession, url);

            try {
              gURLBar.value = url;
              const nsIScriptSecMan = Components.interfaces.nsIScriptSecurityManager;
              urlSecurityCheck(gURLBar.value,
                               gBrowser.contentPrincipal,
                               nsIScriptSecMan.DISALLOW_INHERIT_PRINCIPAL);
              handleURLBarCommand();
            } catch (ex) {}
          }
        ]]></body>
      </method>

      <method name="getSupportedFlavours">
        <body><![CDATA[
          var flavourSet = new FlavourSet();

          // Favor text/x-moz-url since text/unicode coming from Win32 1.8 branch
          // drops contains URL\ntext.  The previous comment here said that
          // plain text drops often come with text/x-moz-url flavor, but I
          // haven't seen that, so hopefully that behavior has changed.
          flavourSet.appendFlavour("text/x-moz-url");
          flavourSet.appendFlavour("text/unicode");
          flavourSet.appendFlavour("application/x-moz-file", "nsIFile");
          return flavourSet;
        ]]></body>
      </method>

      <field name="_copyCutController"><![CDATA[
        ({
          urlbar: this,
          doCommand: function(aCommand) {
            var urlbar = this.urlbar;
            var start = urlbar.selectionStart;
            var end = urlbar.selectionEnd;
            if (start == end)
              return;
            var val;
            if (start == 0 && end == urlbar.textLength) {
              // if the entire value is selected and it's a valid URI, encode it
              val = urlbar.value;
              try {
                val = urlbar._ioService.newURI(val, null, null).spec;
              } catch(e) {}
              if (aCommand == "cmd_cut")
                urlbar.value = "";
            } else {
              val = urlbar.value.substring(start, end);
              if (aCommand == "cmd_cut") {
                urlbar.value = urlbar.value.substring(0, start) + urlbar.value.substring(end);
                urlbar.selectionStart = urlbar.selectionEnd = start;
              }
            }
            Components.classes["@mozilla.org/widget/clipboardhelper;1"]
                      .getService(Components.interfaces.nsIClipboardHelper)
                      .copyString(val);
          },
          supportsCommand: function(aCommand) {
            switch (aCommand) {
              case "cmd_copy":
              case "cmd_cut":
                return true;
            }
            return false;
          },
          isCommandEnabled: function(aCommand) {
            return this.supportsCommand(aCommand) && this.urlbar.selectionStart < this.urlbar.selectionEnd;
          },
          onEvent: function(aEventName) {}
        })
      ]]></field>

      <method name="observe">
        <parameter name="aSubject"/>
        <parameter name="aTopic"/>
        <parameter name="aData"/>
        <body><![CDATA[
          if (aTopic == "nsPref:changed") {
            switch(aData) {
              case "clickSelectsAll":
              case "doubleClickSelectsAll":
                this[aData] = this._prefs.getBoolPref(aData);
                break;
              case "autoFill":
                this.completeDefaultIndex = this._prefs.getBoolPref(aData);
                break;
            }
          }
        ]]></body>
      </method>

      <method name="handleEvent">
        <parameter name="aEvent"/>
        <body><![CDATA[
          switch (aEvent.type) {
            case "mousedown":
              if (this.doubleClickSelectsAll &&
                  aEvent.button == 0 && aEvent.detail == 2) {
                this.editor.selectAll();
                aEvent.preventDefault();
              }
              break;
            case "mousemove":
              this._initURLTooltip();
              break;
            case "mouseout":
              this._hideURLTooltip();
              break;
          }
        ]]></body>
      </method>
    </implementation>

    <handlers>
      <handler event="focus" phase="capturing" action="this._hideURLTooltip();"/>
      <handler event="dragover" phase="capturing" action="nsDragAndDrop.dragOver(event, this);"/>
      <handler event="dragdrop" phase="capturing" action="nsDragAndDrop.drop(event, this);"/>
    </handlers>

  </binding>

  <!-- Note: this binding is applied to the autocomplete popup used in the Search bar and in web page content -->
  <binding id="browser-autocomplete-result-popup" extends="chrome://global/content/bindings/autocomplete.xml#autocomplete-result-popup">
    <implementation>
      <method name="openAutocompletePopup">
        <parameter name="aInput"/>
        <parameter name="aElement"/>
        <body>
          <![CDATA[
          // initially the panel is hidden
          // to avoid impacting startup / new window performance
          aInput.popup.hidden = false;

          // this method is defined on the base binding
          this._openAutocompletePopup(aInput, aElement);
        ]]></body>
      </method>

      <method name="onPopupClick">
        <parameter name="aEvent"/>
        <body><![CDATA[
          // Ignore all right-clicks
          if (aEvent.button == 2)
            return;

          var controller = this.view.QueryInterface(Components.interfaces.nsIAutoCompleteController);

          // Check for unmodified left-click, and use default behavior
          if (aEvent.button == 0 && !aEvent.shiftKey && !aEvent.ctrlKey &&
              !aEvent.altKey && !aEvent.metaKey) {
            controller.handleEnter();
            return;
          }

          // Check for middle-click or modified clicks on the search bar
          var searchBar = BrowserSearch.searchBar;
          if (searchBar && searchBar.textbox == this.mInput) {
            // Handle search bar popup clicks
            var search = controller.getValueAt(this.selectedIndex);
  
            // close the autocomplete popup and revert the entered search term
            this.closePopup();
            controller.handleEscape();

            // Fill in the search bar's value
            searchBar.value = search;

            // open the search results according to the clicking subtlety
            var where = whereToOpenLink(aEvent, false, true);
            searchBar.doSearch(search, where);
          }
          ]]></body>
        </method>
      </implementation>
    </binding>

    <binding id="urlbar-rich-result-popup" extends="chrome://global/content/bindings/autocomplete.xml#autocomplete-rich-result-popup">
      <implementation>
      <field name="_maxResults">0</field>

      <field name="_bundle" readonly="true">
        Cc["@mozilla.org/intl/stringbundle;1"].
          getService(Ci.nsIStringBundleService).
          createBundle("chrome://browser/locale/places/places.properties");
      </field>

      <property name="maxResults" readonly="true">
        <getter>
          <![CDATA[
            if (!this._maxResults) {
              var prefService =
                Components.classes["@mozilla.org/preferences-service;1"]
                          .getService(Components.interfaces.nsIPrefBranch);
              this._maxResults = prefService.getIntPref("browser.urlbar.maxRichResults");
            }
            return this._maxResults;
          ]]>
        </getter>
      </property>

      <method name="openAutocompletePopup">
        <parameter name="aInput"/>
        <parameter name="aElement"/>
        <body>
          <![CDATA[
          // initially the panel is hidden
          // to avoid impacting startup / new window performance
          aInput.popup.hidden = false;

          // this method is defined on the base binding
          this._openAutocompletePopup(aInput, aElement);
        ]]></body>
      </method>

      <method name="onPopupClick">
        <parameter name="aEvent"/>
        <body>
          <![CDATA[
          // Ignore right-clicks
          if (aEvent.button == 2)
            return;

          var controller = this.view.QueryInterface(Components.interfaces.nsIAutoCompleteController);

          // Check for unmodified left-click, and use default behavior
          if (aEvent.button == 0 && !aEvent.shiftKey && !aEvent.ctrlKey &&
              !aEvent.altKey && !aEvent.metaKey) {
            controller.handleEnter();
            return;
          }

          // Check for middle-click or modified clicks on the URL bar
          if (gURLBar && this.mInput == gURLBar) {
            var url = controller.getValueAt(this.selectedIndex);

            // close the autocomplete popup and revert the entered address
            this.closePopup();
            controller.handleEscape();

            // respect the usual clicking subtleties
            openUILink(url, aEvent);
          }
        ]]>
        </body>
      </method>

      <method name="createResultLabel">
        <parameter name="aTitle"/>
        <parameter name="aUrl"/>
        <parameter name="aType"/>
        <body>
          <![CDATA[
            var label = aTitle + " " + aUrl;
            // convert aType (ex: "ac-result-type-<aType>") to text to be spoke aloud
            // by screen readers.  convert "tag" and "bookmark" to the localized versions,
            // but don't do anything for "favicon" (the default)
            if (aType != "favicon") {
              label += " " + this._bundle.GetStringFromName(aType + "ResultLabel");
            }
            return label;
          ]]>
        </body>
      </method>

    </implementation>
  </binding>
</bindings>