X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Froot.cpp;h=0cd7e0f35d20ddb40a713e3d87beee7253bf0433;hb=1e06dc208a02e68cf1bb127927e3ad5af3657c58;hp=9d02c4a70f4a1698124263f55414969573489f54;hpb=aab3c89d03c1a99cb91ff1870775b2c44806bb79;p=libs%2Fgltk.git

diff --git a/source/root.cpp b/source/root.cpp
index 9d02c4a..0cd7e0f 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(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 +33,44 @@ Root::Root(const 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)
+	{
+		if(Widget *wdg=get_descendant_at(pointer_x, pointer_y))
+		{
+			const std::string &tip=wdg->get_tooltip();
+			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();
+				tooltip_target=wdg;
+			}
+		}
+	}
+}
+
 void Root::button_press_event(int x, int y, unsigned btn, unsigned)
 {
 	if(visible)
@@ -50,6 +95,23 @@ void Root::pointer_motion_event(int x, int y)
 	{
 		translate_coords(x, y);
 		pointer_motion(x, y);
+
+		if(!tooltip_target)
+		{
+			if(pointer_focus)
+			{
+				pointer_x=x;
+				pointer_y=y;
+				tooltip_timeout=Time::now()+700*Time::msec;
+			}
+			else
+				tooltip_timeout=Time::TimeStamp();
+		}
+		else if(get_descendant_at(x, y)!=tooltip_target)
+		{
+			lbl_tooltip->set_visible(false);
+			tooltip_target=0;
+		}
 	}
 }