Add browser_window_exec

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

2 files changed, 33 insertions, 0 deletions

diff --git a/desktop/browser.c b/desktop/browser.c
index 1c8aa95fa..d26abd043 100644
--- a/desktop/browser.c
+++ b/desktop/browser.c
@@ -3406,3 +3406,24 @@ int browser_get_dpi(void)
 {
 	return FIXTOINT(nscss_screen_dpi);
 }
+
+/* exported interface documented in browser.h */
+bool browser_window_exec(struct browser_window *bw, const char *src, size_t srclen)
+{
+	assert(bw != NULL);
+
+	if (!bw->current_content) {
+		NSLOG(netsurf, DEEPDEBUG, "Unable to exec, no content");
+		return false;
+	}
+
+	if (content_get_status(bw->current_content) != CONTENT_STATUS_DONE) {
+		NSLOG(netsurf, DEEPDEBUG, "Unable to exec, content not done");
+		return false;
+	}
+
+	/* Okay it should be safe, forward the request through to the content
+	 * itself.  Only HTML contents currently support executing code
+	 */
+	return content_exec(bw->current_content, src, srclen);
+}
diff --git a/include/netsurf/browser_window.h b/include/netsurf/browser_window.h
index 439b0785d..77a263189 100644
--- a/include/netsurf/browser_window.h
+++ b/include/netsurf/browser_window.h
@@ -725,4 +725,16 @@ nserror browser_window_get_name(struct browser_window *bw, const char **name);
  */
 nserror browser_window_set_name(struct browser_window *bw, const char *name);
 
+/**
+ * Execute some JavaScript code in a browsing context.
+ *
+ * Runs the passed in JavaScript code in the browsing context.
+ *
+ * \param bw The browser window
+ * \param src The JavaScript source code
+ * \param srclen The length of the source code
+ * \return Whether the JS function was successfully injected into the content
+ */
+bool browser_window_exec(struct browser_window *bw, const char *src, size_t srclen);
+
 #endif