From 6a0208341897847720395a42beedbaf77836a316 Mon Sep 17 00:00:00 2001
From: Tommi Komulainen <tko@litl.com>
Date: Wed, 26 Aug 2009 11:25:19 +0000
Subject: browser-plugin: notify browser when find comes up empty

Example:
    plugin.magicWrapper = {
        onFindChanged : function() {
            if (plugin.canFindOnPage) { ... }
        }
    }
---
(limited to 'browser-plugin/plugin.cpp')

diff --git a/browser-plugin/plugin.cpp b/browser-plugin/plugin.cpp
index 541e9d9..6999733 100644
--- a/browser-plugin/plugin.cpp
+++ b/browser-plugin/plugin.cpp
@@ -30,7 +30,8 @@ Plugin::Plugin (NPP instance) : mInstance (instance),
 				mLoadJob (0),
 				mFindJob (0),
 				mTitle (0),
-				mHasSelection (false)
+				mHasSelection (false),
+				mCanFindOnPage (false)
 {
 	mScrolledWindow = gtk_scrolled_window_new (NULL, NULL);
 
@@ -141,6 +142,7 @@ Plugin::Find (const char *text)
 				  reinterpret_cast<void*> (this));
 		ev_job_scheduler_push_job (mFindJob, EV_JOB_PRIORITY_NONE);
 	} else {
+		UpdateActions ();
 		gtk_widget_queue_draw (mView);
 	}
 }
@@ -287,6 +289,18 @@ Plugin::SizingModeCallback (EvView *view, GParamSpec *pspec, gpointer data)
 }
 
 void
+Plugin::UpdateActions ()
+{
+	bool can_find = mFindJob &&
+	                ev_job_find_has_results (EV_JOB_FIND (mFindJob));
+
+	if (can_find != mCanFindOnPage) {
+		mCanFindOnPage = can_find;
+		CallBrowser ("onFindChanged");
+	}
+}
+
+void
 Plugin::HasSelectionCallback (EvView *view, GParamSpec *pspec, gpointer data)
 {
 	Plugin *plugin = reinterpret_cast<Plugin*> (data);
@@ -356,7 +370,7 @@ Plugin::FindJobUpdatedCallback (EvJobFind *job, gint page, gpointer data)
 {
 	Plugin *plugin = reinterpret_cast<Plugin*> (data);
 
-	// FIXME: enable/disable find next/prev actions
+	plugin->UpdateActions ();
 
 	ev_view_find_changed (EV_VIEW (plugin->mView),
 			      ev_job_find_get_results (job),
--
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