Added Header and Footer support using Skia

chrome/browser/resources/print_preview/print_preview.js

Index: chrome/browser/resources/print_preview/print_preview.js
diff --git a/chrome/browser/resources/print_preview/print_preview.js b/chrome/browser/resources/print_preview/print_preview.js
index 1e57797fba1a98d3273bcd9499f8ddca98021222..2955c185b2db44f65ca2bb48885dd92117393098 100644
--- a/chrome/browser/resources/print_preview/print_preview.js
+++ b/chrome/browser/resources/print_preview/print_preview.js
@@ -121,6 +121,7 @@ function addEventListeners() {
   $('landscape').onclick = onLayoutModeToggle;
   $('portrait').onclick = onLayoutModeToggle;
   $('printer-list').onchange = updateControlsWithSelectedPrinterCapabilities;
+  $('header-footer').onclick = onHeaderFooterChanged;
 
   // Controls that do not require preview rendering.
   $('color').onclick = function() { setColor(true); };
@@ -170,6 +171,7 @@ function removeEventListeners() {
   $('landscape').onclick = null;
   $('portrait').onclick = null;
   $('printer-list').onchange = null;
+  $('header-footer').onclick = null;
 
   // Controls that don't require preview rendering.
   $('color').onclick = null;
@@ -330,6 +332,15 @@ function getDuplexMode() {
 }
 
 /**
+ * Checks whether the Headers and Footers checkbox is checked or not.
+ *
+ * @return {boolean} true if Headers and Footers are checked.
+ */
+function isHeaderFooter() {

[Lei Zhang, 2011/07/12 22:04:50]

how about hasHeadersFooters() ?

[Aayush Kumar, 2011/07/13 21:52:16]

Done.

+  return $('header-footer').checked;
+}
+
+/**
  * Creates a JSON string based on the values in the printer settings.
  *
  * @return {string} JSON string with print job settings.
@@ -348,7 +359,8 @@ function getSettingsJSON() {
        'collate': isCollated(),
        'landscape': isLandscape(),
        'color': isColor(),
-       'printToPDF': printToPDF});
+       'printToPDF': printToPDF,
+       'headerFooter': isHeaderFooter()});
 }
 
 /**
@@ -675,6 +687,9 @@ function checkIfSettingsChangedAndRegeneratePreview() {
       requestPrintPreview();
       return true;
     }
+  } else if (printSettings.isHeaderFooter != tempPrintSettings.isHeaderFooter) {
+    requestPrintPreview();
+    return true;
   }
 
   if (!isSelectedPagesValid())
@@ -857,6 +872,14 @@ function onLayoutModeToggle() {
 }
 
 /**
+ * When the user selects or de-selects the Headers and footers option then we
+ * regenerate the preview pdf.
+ */
+function onHeaderFooterChanged() {
+  requestPrintPreview();
+}
+
+/**
  * Sets the default values and sends a request to regenerate preview data.
  */
 function setDefaultValuesAndRegeneratePreview() {
@@ -943,6 +966,7 @@ function onPageSelectionMayHaveChanged() {
 function PrintSettings() {
   this.deviceName = '';
   this.isLandscape = '';
+  this.isHeaderFooter = '';
 }
 
 /**
@@ -951,4 +975,5 @@ function PrintSettings() {
 PrintSettings.prototype.save = function() {
   this.deviceName = getSelectedPrinterName();
   this.isLandscape = isLandscape();
+  this.isHeaderFooter = isHeaderFooter();
 }