X-Git-Url: http://git.mutantstargoat.com?p=winnie;a=blobdiff_plain;f=src%2Fsdl%2Fmouse.cc;h=db39d4a89fa77974ba4394f6d170738dcd24390f;hp=f31c900c441d6209a92e8a9f221aed71b80e6a94;hb=e2626c41c841dbbfb64ddf6341b4e23089036299;hpb=026158b5ee6ffac95c3efc6eee4c155497cd8594

diff --git a/src/sdl/mouse.cc b/src/sdl/mouse.cc
index f31c900..db39d4a 100644
--- a/src/sdl/mouse.cc
+++ b/src/sdl/mouse.cc
@@ -1,22 +1,54 @@
+/*
+winnie - an experimental window system
+
+Copyright (C) 2013 Eleni Maria Stea
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Author: Eleni Maria Stea <elene.mst@gmail.com>
+*/
+
 #ifdef WINNIE_SDL
 #include <SDL/SDL.h>
 
 #include "mouse.h"
+#include "shalloc.h"
 #include "window.h"
 #include "wm.h"
 
 extern SDL_Event sdl_event;
 
-static int pointer_x, pointer_y;
-static int bnstate;
+struct Mouse {
+	int pointer_x;
+	int pointer_y;
+	int bnstate;
+};
+
+static Mouse *mouse;
 
 bool init_mouse()
 {
+	if(!(mouse = (Mouse*)sh_malloc(sizeof *mouse))) {
+		return false;
+	}
+	memset(mouse, 0, sizeof *mouse);
 	return true;
 }
 
 void destroy_mouse()
 {
+	sh_free(mouse);
 }
 
 void set_mouse_bounds(const Rect &rect)
@@ -34,22 +66,24 @@ void process_mouse_event()
 	MouseMotionFuncType motion_callback = 0;
 	MouseButtonFuncType button_callback = 0;
 
-	Window *top = wm->get_window_at_pos(pointer_x, pointer_y);
-
-	if(top) {
-		wm->set_focused_window(top);
-	}
-	else {
-		wm->set_focused_window(0);
+	Window *win;
+	if(!(win = wm->get_grab_window())) {
+		win = wm->get_window_at_pos(mouse->pointer_x, mouse->pointer_y);
+		if(win) {
+			wm->set_focused_window(win);
+		}
+		else {
+			wm->set_focused_window(0);
+		}
 	}
 
 	switch(sdl_event.type) {
 	case SDL_MOUSEMOTION:
-		pointer_x = sdl_event.motion.x;
-		pointer_y = sdl_event.motion.y;
-		if(top && (motion_callback = top->get_mouse_motion_callback())) {
-			Rect rect = top->get_absolute_rect();
-			motion_callback(top, pointer_x - rect.x, pointer_y - rect.y);
+		mouse->pointer_x = sdl_event.motion.x;
+		mouse->pointer_y = sdl_event.motion.y;
+		if(win && (motion_callback = win->get_mouse_motion_callback())) {
+			Rect rect = win->get_absolute_rect();
+			motion_callback(win, mouse->pointer_x - rect.x, mouse->pointer_y - rect.y);
 		}
 		break;
 
@@ -57,27 +91,27 @@ void process_mouse_event()
 	case SDL_MOUSEBUTTONDOWN:
 		bn = sdl_event.button.button - SDL_BUTTON_LEFT;
 		if(sdl_event.button.state == SDL_PRESSED) {
-			bnstate |= 1 << bn;
+			mouse->bnstate |= 1 << bn;
 		}
 		else {
-			bnstate &= ~(1 << bn);
+			mouse->bnstate &= ~(1 << bn);
 		}
-		if(top && (button_callback = top->get_mouse_button_callback())) {
-			Rect rect = top->get_absolute_rect();
-			button_callback(top, bn, sdl_event.button.state, pointer_x - rect.x, pointer_y - rect.y);
+		if(win && (button_callback = win->get_mouse_button_callback())) {
+			Rect rect = win->get_absolute_rect();
+			button_callback(win, bn, sdl_event.button.state, mouse->pointer_x - rect.x, mouse->pointer_y - rect.y);
 		}
 	}
 }
 
 void get_pointer_pos(int *x, int *y)
 {
-	*x = pointer_x;
-	*y = pointer_y;
+	*x = mouse->pointer_x;
+	*y = mouse->pointer_y;
 }
 
 int get_button_state()
 {
-	return bnstate;
+	return mouse->bnstate;
 }
 
 int get_button(int bn)
@@ -85,6 +119,6 @@ int get_button(int bn)
 	if(bn < 0 || bn >= 3) {
 		return 0;
 	}
-	return (bnstate & (1 << bn)) != 0;
+	return (mouse->bnstate & (1 << bn)) != 0;
 }
 #endif // WINNIE_SDL