fix: Restored icon and tooltip

Knoblauchpilze · Jan 24, 2024 · 28590d1 · 28590d1
1 parent 2481d67
commit 28590d1
Showing 1 changed file with 51 additions and 0 deletions.
diff --git a/src/pge/olc/olcPixelGameEngine.h b/src/pge/olc/olcPixelGameEngine.h
@@ -5687,6 +5687,57 @@ namespace olc
 			XMapWindow(olc_Display, olc_Window);
 			XStoreName(olc_Display, olc_Window, "OneLoneCoder.com - Pixel Game Engine");
 
+			// As per this topic:
+			// https://stackoverflow.com/questions/50123173/how-to-set-icon-name-in-x11-ubuntu
+			// Assign the name of the app to the tooltip that
+			// is visible for the application.
+			char appTooltip[] = "bsgalone";
+			XClassHint *class_hint = XAllocClassHint();
+			if (class_hint) {
+				class_hint->res_name = appTooltip;
+				class_hint->res_class = appTooltip;
+				XSetClassHint(olc_Display, olc_Window, class_hint);
+				XFree(class_hint);
+			}
+
+			// Change the icon to something nicer, as defined in this topic:
+			// https://stackoverflow.com/questions/10699927/xlib-argb-window-icon
+			// In order to define the buffer, we have to use the ARGB syntax
+			// and represent each pixel as a unsigned integer.
+			// For example the value
+			// (4278190080)10 =
+			// (1111 1111 0000 0000 0000 0000 0000 0000)b
+			// +    A    +    R    +    G    +    B    +
+			// The following buffer represents a simplified version of the hand
+			// that is characteristic of the application.
+			unsigned long buffer[] = {
+				// Dimensions
+				16, 16,
+								/*   0            1           2          3           4           5           6            7           8          9           10          11          12          13          14          15     */
+				/*  0 */ 4278190080, 4278190080, 4278190080, 4278190080, 4280418304, 4283367424, 4283367424, 4283367424, 4283367424, 4283367424, 4283367424, 4280418304, 4278190080, 4278190080, 4278190080, 4278190080,
+				/*  1 */ 4278190080, 4278190080, 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291559424, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080, 4278190080, 4278190080,
+				/*  2 */ 4278190080, 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291559424, 4291085508, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080, 4278190080,
+				/*  3 */ 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080,
+				/*  4 */ 4280418304, 4288413696, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304,
+				/*  5 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4291559424, 4283367424,
+				/*  6 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4294967295, 4294967295, 4291085508, 4291559424, 4291085508, 4291559424, 4291559424, 4283367424,
+				/*  7 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4294967295, 4294967295, 4291085508, 4291085508, 4291085508, 4291559424, 4291559424, 4283367424,
+				/*  8 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4294967295, 4291085508, 4291085508, 4294967295, 4291085508, 4291559424, 4291559424, 4283367424,
+				/*  9 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4291085508, 4294967295, 4294967295, 4291085508, 4291085508, 4291559424, 4291559424, 4283367424,
+				/* 10 */ 4283367424, 4291559424, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4291085508, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4283367424,
+				/* 11 */ 4280418304, 4288413696, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4291085508, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304,
+				/* 12 */ 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291085508, 4294967295, 4294967295, 4294967295, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080,
+				/* 13 */ 4278190080, 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291085508, 4291085508, 4291085508, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080, 4278190080,
+				/* 14 */ 4278190080, 4278190080, 4278190080, 4280418304, 4288413696, 4291559424, 4291559424, 4291559424, 4291559424, 4291559424, 4291559424, 4288413696, 4280418304, 4278190080, 4278190080, 4278190080,
+				/* 15 */ 4278190080, 4278190080, 4278190080, 4278190080, 4280418304, 4283367424, 4283367424, 4283367424, 4283367424, 4283367424, 4283367424, 4280418304, 4278190080, 4278190080, 4278190080, 4278190080,
+			};
+
+			Display *d = XOpenDisplay(0);
+			Atom net_wm_icon = XInternAtom(d, "_NET_WM_ICON", False);
+			Atom cardinal = XInternAtom(olc_Display, "CARDINAL", False);
+			int length = 2 + 16 * 16;
+			XChangeProperty(olc_Display, olc_Window, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char*) buffer, length);
+
 			if (bFullScreen) // Thanks DragonEye, again :D
 			{
 				Atom wm_state;