From 1c5ca7757af2761943680af4ebded44eb8f57320 Mon Sep 17 00:00:00 2001
From: Vadim Lopatin <buggins@fromru.com>
Date: Wed, 2 Dec 2015 15:11:23 +0300
Subject: [PATCH] X11 backend cursors support

---
 src/dlangui/platforms/x11/x11app.d | 102 +++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)

diff --git a/src/dlangui/platforms/x11/x11app.d b/src/dlangui/platforms/x11/x11app.d
index 5e5ef6fd..5ef5daf1 100644
--- a/src/dlangui/platforms/x11/x11app.d
+++ b/src/dlangui/platforms/x11/x11app.d
@@ -36,6 +36,8 @@ private __gshared Atom   atom_UTF8_STRING;
 private __gshared Atom   atom_CLIPBOARD;
 private __gshared Atom   atom_TARGETS;
 
+private __gshared Cursor[CursorType.Hand + 1] x11cursors;
+
 private GC createGC(Display* display, XWindow win)
 {
 	GC gc;				/* handle of newly created GC.  */
@@ -698,6 +700,12 @@ class X11Window : DWindow {
 //		sdlevent.user.windowID = windowId;
 //		SDL_PushEvent(&sdlevent);
 	}
+
+	/// sets cursor type for window
+	override protected void setCursorType(uint cursorType) {
+		XDefineCursor(x11display, _win, x11cursors[cursorType]);
+		XFlush(x11display);
+	}
 }
 
 private immutable int CUSTOM_EVENT = 32;
@@ -1000,6 +1008,86 @@ class X11Platform : Platform {
 	}
 }
 
+enum {
+    XC_X_cursor=0,
+    XC_arrow=2,
+    XC_based_arrow_down=4,
+    XC_based_arrow_up=6,
+    XC_boat = 8,
+    XC_bogosity = 10,
+    XC_bottom_left_corner=12,
+    XC_bottom_right_corner=14,
+    XC_bottom_side=16,
+    XC_bottom_tee=18,
+    XC_box_spiral=20,
+    XC_center_ptr=22,
+    XC_circle=24,
+    XC_clock=26,
+    XC_coffee_mug=28,
+    XC_cross=30,
+    XC_cross_reverse=32,
+    XC_crosshair=34,
+    XC_diamond_cross=36,
+    XC_dot=38,
+    XC_dotbox=40,
+    XC_double_arrow=42,
+    XC_draft_large=44,
+    XC_draft_small=46,
+    XC_draped_box=48,
+    XC_exchange=50,
+    XC_fleur=52,
+    XC_gobbler=54,
+    XC_gumby=56,
+    XC_hand1=58,
+    XC_hand2=60,
+    XC_heart=62,
+    XC_icon=64,
+    XC_iron_cross=66,
+    XC_left_ptr=68,
+    XC_left_side=70,
+    XC_left_tee=72,
+    XC_leftbutton=74,
+    XC_ll_angle=76,
+    XC_lr_angle=78,
+    XC_man=80,
+    XC_middlebutton=82,
+    XC_mouse=84,
+    XC_pencil=86,
+    XC_pirate=88,
+    XC_plus=90,
+    XC_question_arrow=92,
+    XC_right_ptr=94,
+    XC_right_side=96,
+    XC_right_tee=98,
+    XC_rightbutton=100,
+    XC_rtl_logo=102,
+    XC_sailboat=104,
+    XC_sb_down_arrow=106,
+    XC_sb_h_double_arrow=108,
+    XC_sb_left_arrow=110,
+    XC_sb_right_arrow=112,
+    XC_sb_up_arrow=114,
+    XC_sb_v_double_arrow=116,
+    XC_shuttle=118,
+    XC_sizing=120,
+    XC_spider=122,
+    XC_spraycan=124,
+    XC_star=126,
+    XC_target=128,
+    XC_tcross=130,
+    XC_top_left_arrow=132,
+    XC_top_left_corner=134,
+    XC_top_right_corner=136,
+    XC_top_side=138,
+    XC_top_tee=140,
+    XC_trek=142,
+    XC_ul_angle=144,
+    XC_umbrella=146,
+    XC_ur_angle=148,
+    XC_watch=150,
+    XC_xterm=152,
+}
+
 extern(C) int DLANGUImain(string[] args)
 {
 	initLogs();
@@ -1031,6 +1119,20 @@ extern(C) int DLANGUImain(string[] args)
 	atom_CLIPBOARD   = XInternAtom(x11display, "CLIPBOARD", False);
 	atom_TARGETS     = XInternAtom(x11display, "TARGETS", False);
 
+	x11cursors[CursorType.None] = XCreateFontCursor(x11display, XC_arrow);
+	x11cursors[CursorType.Parent] = XCreateFontCursor(x11display, XC_arrow);
+	x11cursors[CursorType.Arrow] = XCreateFontCursor(x11display, XC_left_ptr);
+	x11cursors[CursorType.IBeam] = XCreateFontCursor(x11display, XC_xterm);
+	x11cursors[CursorType.Wait] = XCreateFontCursor(x11display, XC_watch);
+	x11cursors[CursorType.Crosshair] = XCreateFontCursor(x11display, XC_tcross);
+	x11cursors[CursorType.WaitArrow] = XCreateFontCursor(x11display, XC_watch);
+	x11cursors[CursorType.SizeNWSE] = XCreateFontCursor(x11display, XC_fleur);
+	x11cursors[CursorType.SizeNESW] = XCreateFontCursor(x11display, XC_fleur);
+	x11cursors[CursorType.SizeWE] = XCreateFontCursor(x11display, XC_sb_h_double_arrow);
+	x11cursors[CursorType.SizeNS] = XCreateFontCursor(x11display, XC_sb_v_double_arrow);
+	x11cursors[CursorType.SizeAll] = XCreateFontCursor(x11display, XC_fleur);
+	x11cursors[CursorType.No] = XCreateFontCursor(x11display, XC_pirate);
+	x11cursors[CursorType.Hand] = XCreateFontCursor(x11display, XC_hand2);
 
 	xim = XOpenIM(x11display, null, null, null);
 	if (!xim) {