From b4a4aaed7833e2def0c8bb3681523d7aabe365f9 Mon Sep 17 00:00:00 2001 From: Tor Andersson Date: Wed, 24 Jan 2018 15:55:02 +0100 Subject: Fix 698878: Mouse wheel scrolling. --- platform/gl/gl-main.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) (limited to 'platform') diff --git a/platform/gl/gl-main.c b/platform/gl/gl-main.c index 620348c2..f10dc21d 100644 --- a/platform/gl/gl-main.c +++ b/platform/gl/gl-main.c @@ -1478,6 +1478,14 @@ static void on_special(int key, int x, int y) } } +static void on_wheel(int wheel, int direction, int x, int y) +{ + ui.scroll_x = wheel == 1 ? direction : 0; + ui.scroll_y = wheel == 0 ? direction : 0; + run_main_loop(); + ui.scroll_x = ui.scroll_y = 0; +} + static void on_mouse(int button, int action, int x, int y) { ui.x = x; @@ -1487,6 +1495,10 @@ static void on_mouse(int button, int action, int x, int y) case GLUT_LEFT_BUTTON: ui.down = (action == GLUT_DOWN); break; case GLUT_MIDDLE_BUTTON: ui.middle = (action == GLUT_DOWN); break; case GLUT_RIGHT_BUTTON: ui.right = (action == GLUT_DOWN); break; + case 3: if (action == GLUT_DOWN) on_wheel(0, 1, x, y); break; + case 4: if (action == GLUT_DOWN) on_wheel(0, -1, x, y); break; + case 5: if (action == GLUT_DOWN) on_wheel(1, 1, x, y); break; + case 6: if (action == GLUT_DOWN) on_wheel(1, -1, x, y); break; } run_main_loop(); } @@ -1498,14 +1510,6 @@ static void on_motion(int x, int y) glutPostRedisplay(); } -static void on_wheel(int wheel, int direction, int x, int y) -{ - ui.scroll_x = wheel == 1 ? direction * 10 : 0; - ui.scroll_y = wheel == 0 ? direction * 10 : 0; - run_main_loop(); - ui.scroll_x = ui.scroll_y = 0; -} - static void on_reshape(int w, int h) { showinfo = 0; -- cgit v1.2.3