diff options
Diffstat (limited to 'core/java/android/webkit/WebView.java')
| -rw-r--r-- | core/java/android/webkit/WebView.java | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/core/java/android/webkit/WebView.java b/core/java/android/webkit/WebView.java index 326d47e..0224fbe 100644 --- a/core/java/android/webkit/WebView.java +++ b/core/java/android/webkit/WebView.java @@ -48,6 +48,7 @@ import android.widget.AbsoluteLayout; import java.io.BufferedWriter; import java.io.File; +import java.io.OutputStream; import java.util.Map; /** @@ -1034,6 +1035,34 @@ public class WebView extends AbsoluteLayout } /** + * Exports the contents of this Webview as PDF. Only supported for API levels + * {@link android.os.Build.VERSION_CODES#KEY_LIME_PIE} and above. + * + * @param out The stream to export the PDF contents to. Cannot be null. + * @param width The page width. Should be larger than 0. + * @param height The page height. Should be larger than 0. + * @param resultCallback A callback to be invoked when the PDF content is exported. + * A true indicates success, and a false failure. + * + * TODO: explain method parameters, margins, consider making the callback + * return more meaningful information, explain any threading concerns, HW + * draw limitations, and make it public. + * TODO: at the moment we are asking app to provide paper size information (width + * and height). This is likely not ideal (I think need margin info too). + * Another approach would be using PrintAttributes. This is to be clarified later. + * + * TODO: explain this webview will not draw during export (onDraw will clear to + * background color) so recommend taking it offscreen, or putting in a layer with an + * overlaid progress UI / spinner. + * @hide + */ + public void exportToPdf(OutputStream out, int width, int height, + ValueCallback<Boolean> resultCallback) { + checkThread(); + mProvider.exportToPdf(out, width, height, resultCallback); + } + + /** * Gets the current scale of this WebView. * * @return the current scale |