X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Froot.cpp;h=9fc48e00aac234aecca5f3e6e1ac1e5b0b7c09db;hb=3f301f9b6f73e886bdbb61565edb2c02667039d0;hp=1c030e82c8c38f103fa5234bde231163fceb3706;hpb=9b29612d1cde85fee9b3f011e86a5cabe5dbcce3;p=libs%2Fgltk.git

diff --git a/source/root.cpp b/source/root.cpp
index 1c030e8..9fc48e0 100644
--- a/source/root.cpp
+++ b/source/root.cpp
@@ -1,19 +1,26 @@
 /* $Id$
 
 This file is part of libmspgltk
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
+Copyright © 2007-2009  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
 #include <msp/input/keys.h>
+#include <msp/time/units.h>
+#include <msp/time/utils.h>
+#include "label.h"
+#include "style.h"
 #include "root.h"
 
 namespace Msp {
 namespace GLtk {
 
-Root::Root(Resources &r, Graphics::Window &w):
+Root::Root(const Resources &r, Graphics::Window &w):
+	Widget(r),
 	Panel(r),
-	window(w)
+	window(w),
+	lbl_tooltip(0),
+	tooltip_target(0)
 {
 	set_geometry(Geometry(0, 0, window.get_width(), window.get_height()));
 
@@ -26,6 +33,52 @@ Root::Root(Resources &r, Graphics::Window &w):
 	window.signal_key_release.connect(sigc::mem_fun(this, &Root::key_release_event));
 }
 
+void Root::tick()
+{
+	if(tooltip_timeout && Time::now()>tooltip_timeout)
+	{
+		std::string tip;
+		if(Widget *wdg=get_descendant_at(pointer_x, pointer_y))
+		{
+			tip=wdg->get_tooltip();
+			tooltip_target=wdg;
+		}
+		else
+		{
+			tip=signal_tooltip.emit(pointer_x, pointer_y);
+			tooltip_target=this;
+		}
+
+		if(!tip.empty())
+		{
+			if(!lbl_tooltip)
+			{
+				lbl_tooltip=new Label(res);
+				add(*lbl_tooltip);
+				lbl_tooltip->set_style("tooltip");
+			}
+
+			lbl_tooltip->set_text(tip);
+			lbl_tooltip->autosize();
+			const Geometry &tip_geom=lbl_tooltip->get_geometry();
+			unsigned x=pointer_x+10;
+			unsigned y=pointer_y-10-lbl_tooltip->get_geometry().h;
+			if(x+tip_geom.w>geom.w)
+			{
+				if(pointer_x>static_cast<int>(tip_geom.w+2))
+					x=pointer_x-2-tip_geom.w;
+				else
+					x=geom.w-tip_geom.w;
+			}
+			lbl_tooltip->set_position(x, y);
+			raise(*lbl_tooltip);
+			lbl_tooltip->set_visible(true);
+		}
+
+		tooltip_timeout=Time::TimeStamp();
+	}
+}
+
 void Root::button_press_event(int x, int y, unsigned btn, unsigned)
 {
 	if(visible)
@@ -50,6 +103,19 @@ void Root::pointer_motion_event(int x, int y)
 	{
 		translate_coords(x, y);
 		pointer_motion(x, y);
+
+		if(!tooltip_target)
+		{
+			pointer_x=x;
+			pointer_y=y;
+			tooltip_timeout=Time::now()+700*Time::msec;
+		}
+		else if(get_descendant_at(x, y)!=tooltip_target)
+		{
+			if(lbl_tooltip)
+				lbl_tooltip->set_visible(false);
+			tooltip_target=0;
+		}
 	}
 }