From c057b23ab3de85d1b0e39a9d3b6d911bddbbc903 Mon Sep 17 00:00:00 2001
From: Thai Pangsakulyanont <org.yi.dttvb@gmail.com>
Date: Sun, 12 Jun 2011 13:24:39 +0700
Subject: [PATCH] progress bar for Linux partially done: no indeterminate
 progress bar yet.

---
 src/arch/LoadingWindow/LoadingWindow_Gtk.cpp  | 17 ++++++++++++++---
 .../LoadingWindow/LoadingWindow_GtkModule.cpp | 19 +++++++++++++++++++
 .../LoadingWindow/LoadingWindow_GtkModule.h   |  2 ++
 3 files changed, 35 insertions(+), 3 deletions(-)

diff --git a/src/arch/LoadingWindow/LoadingWindow_Gtk.cpp b/src/arch/LoadingWindow/LoadingWindow_Gtk.cpp
index d7f542b2e9..ec82aa8f3d 100644
--- a/src/arch/LoadingWindow/LoadingWindow_Gtk.cpp
+++ b/src/arch/LoadingWindow/LoadingWindow_Gtk.cpp
@@ -11,6 +11,8 @@ static void *Handle = NULL;
 static INIT Module_Init;
 static SHUTDOWN Module_Shutdown;
 static SETTEXT Module_SetText;
+static SETPROGRESS Module_SetProgress;
+static SETINDETERMINATE Module_SetIndeterminate;
 
 LoadingWindow_Gtk::LoadingWindow_Gtk()
 {
@@ -33,6 +35,12 @@ RString LoadingWindow_Gtk::Init()
 	Module_SetText = (SETTEXT) dlsym(Handle, "SetText");
 	if( !Module_SetText )
 		return "Couldn't load symbol Module_SetText";
+	Module_SetProgress = (SETPROGRESS) dlsym(Handle, "SetProgress");
+	if( !Module_SetProgress )
+		return "Couldn't load symbol Module_SetProgress";
+	Module_SetIndeterminate = (SETINDETERMINATE) dlsym(Handle, "SetIndeterminate");
+	if( !Module_SetIndeterminate )
+		return "Couldn't load symbol Module_SetIndeterminate";
 
 	const char *ret = Module_Init( &g_argc, &g_argv );
 	if( ret != NULL )
@@ -58,17 +66,20 @@ void LoadingWindow_Gtk::SetText( RString s )
 
 void LoadingWindow_Gtk::SetProgress( const int progress )
 {
-	; // stub, needs to be finished.
+	LoadingWindow::SetProgress( progress );
+	Module_SetProgress( m_progress, m_totalWork );
 }
 
 void LoadingWindow_Gtk::SetTotalWork( const int totalWork )
 {
-	; // stub, needs to be finished.
+	LoadingWindow::SetTotalWork( totalWork );
+	Module_SetProgress( m_progress, m_totalWork );
 }
 
 void LoadingWindow_Gtk::SetIndeterminate( bool indeterminate )
 {
-	; // stub, needs to be finished.
+	LoadingWindow::SetIndeterminate( indeterminate );
+	Module_SetIndeterminate( m_indeterminate );
 }
 
 /*
diff --git a/src/arch/LoadingWindow/LoadingWindow_GtkModule.cpp b/src/arch/LoadingWindow/LoadingWindow_GtkModule.cpp
index 78c65d1fb2..445654b7f1 100644
--- a/src/arch/LoadingWindow/LoadingWindow_GtkModule.cpp
+++ b/src/arch/LoadingWindow/LoadingWindow_GtkModule.cpp
@@ -5,6 +5,7 @@
 
 static GtkWidget *label;
 static GtkWidget *window;
+static GtkWidget *progressBar;
 
 extern "C" const char *Init( int *argc, char ***argv )
 {
@@ -22,9 +23,12 @@ extern "C" const char *Init( int *argc, char ***argv )
 	loadimage = gtk_image_new_from_file(splash_image_path);
 	label = gtk_label_new(NULL);
 	gtk_label_set_justify(GTK_LABEL(label),GTK_JUSTIFY_CENTER);
+	progressBar = gtk_progress_bar_new();
+	gtk_progress_bar_set_fraction( GTK_PROGRESS_BAR(progressBar), 0.0 );
 	vbox = gtk_vbox_new(FALSE,5);
 	gtk_container_add(GTK_CONTAINER(window),vbox);
 	gtk_box_pack_start(GTK_BOX(vbox),loadimage,FALSE,FALSE,0);
+	gtk_box_pack_end(GTK_BOX(vbox),progressBar,TRUE,TRUE,0);
 	gtk_box_pack_end(GTK_BOX(vbox),label,TRUE,TRUE,0);
 
 	gtk_widget_show_all(window);
@@ -47,6 +51,21 @@ extern "C" void SetText( const char *s )
 	gtk_main_iteration_do(FALSE);
 }
 
+extern "C" void SetProgress( int progress, int totalWork )
+{
+	gdouble fraction = ( totalWork > 0 ? progress / (gdouble)totalWork : 0 );
+	if( fraction > 1.0 ) fraction = 1.0;
+	if( fraction < 0.0 ) fraction = 0.0;
+	gtk_progress_bar_set_fraction( GTK_PROGRESS_BAR(progressBar), fraction );
+	gtk_main_iteration_do(FALSE);
+}
+
+extern "C" void SetIndeterminate( bool indeterminate )
+{
+	// TODO: Implement this!
+	gtk_main_iteration_do(FALSE);
+}
+
 /*
  * (c) 2003-2004 Glenn Maynard, Sean Burke
  * All rights reserved.
diff --git a/src/arch/LoadingWindow/LoadingWindow_GtkModule.h b/src/arch/LoadingWindow/LoadingWindow_GtkModule.h
index 77ad5a3233..350e1375d2 100644
--- a/src/arch/LoadingWindow/LoadingWindow_GtkModule.h
+++ b/src/arch/LoadingWindow/LoadingWindow_GtkModule.h
@@ -4,6 +4,8 @@
 typedef const char *(*INIT)(int *argc, char ***argv);
 typedef void (*SHUTDOWN)();
 typedef void (*SETTEXT)( const char *s );
+typedef void (*SETPROGRESS)( int progress, int totalWork );
+typedef void (*SETINDETERMINATE)( bool indeterminate );
 
 #endif