Add WebChromeClient.showFileChooser (3a5cf387) · Commits · e / os / android_frameworks_base

core/java/android/webkit/WebChromeClient.java

+78 −2

Original line number	Diff line number	Diff line
		@@ -391,6 +391,79 @@ public class WebChromeClient {
		public void getVisitedHistory(ValueCallback<String[]> callback) {
		}

		/**
		* Tell the client to show a file chooser.
		*
		* This is called to handle HTML forms with 'file' input type, in response to the
		* user pressing the "Select File" button.
		* To cancel the request, call <code>filePathCallback.onReceiveValue(null)</code> and
		* return true.
		*
		* @param webView The WebView instance that is initiating the request.
		* @param filePathCallback Invoke this callback to supply the list of paths to files to upload,
		* or NULL to cancel. Must only be called if the
		* <code>showFileChooser</code> implementations returns true.
		* @param fileChooserParams Describes the mode of file chooser to be opened, and options to be
		* used with it.
		* @return true if filePathCallback will be invoked, false to use default handling.
		*
		* @see FileChooserParams
		* @hide For API approval
		*/
		public boolean showFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback,
		FileChooserParams fileChooserParams) {
		return false;
		}

		/**
		* Parameters used in the {@link #showFileChooser(WebView,ValueCallback<String[]>,FileChooserParams)}
		* method.
		*
		* This is intended to be used as a read-only data struct by the application.
		* @hide For API approval
		*/
		public static class FileChooserParams {
		// Flags for mode
		/** Bitflag for <code>mode</code> indicating multiple files maybe selected */
		public static final int MODE_OPEN_MULTIPLE = 1 << 0;
		/** Bitflag for <code>mode</code> indicating a folder maybe selected.
		* The implementation should enumerate all files selected by this operation */
		public static final int MODE_OPEN_FOLDER = 1 << 1;
		/** Bitflag for <code>mode</code> indicating a non-existant filename maybe returned */
		public static final int MODE_SAVE = 1 << 2;

		/**
		* Bit-field of the <code>MODE_</code> flags.
		*
		* 0 indicates plain single file open.
		*/
		public int mode;

		/**
		* Comma-seperated list of acceptable MIME types.
		*/
		public String acceptTypes;

		/**
		* true indicates a preference for a live media captured value (e.g. Camera, Microphone).
		*
		* Use <code>acceptTypes</code> to determine suitable capture devices.
		*/
		public boolean capture;

		/**
		* The title to use for this file selector, or null.
		*
		* Maybe null, in which case a default title should be used.
		*/
		public String title;

		/**
		* Name of a default selection if appropriate, or null.
		*/
		public String defaultFilename;
		};

		/**
		* Tell the client to open a file chooser.
		* @param uploadFile A ValueCallback to set the URI of the file to upload.
		@@ -399,8 +472,11 @@ public class WebChromeClient {
		* associated with this file picker.
		* @param capture The value of the 'capture' attribute of the input tag
		* associated with this file picker.
		* @hide
		*
		* @deprecated Use {@link #showFileChooser} instead.
		* @hide This method was not published in any SDK version.
		*/
		@Deprecated
		public void openFileChooser(ValueCallback<Uri> uploadFile, String acceptType, String capture) {
		uploadFile.onReceiveValue(null);
		}