From 184a232ccc85fc3aa16d7e5f3adbe55e2b379562 Mon Sep 17 00:00:00 2001
From: Dalai Felinto <dfelinto@gmail.com>
Date: Fri, 21 Sep 2012 04:09:09 +0000
Subject: 2.49 feature: Game Controller State name shows up when mouse over
 them (the name of a state is the name of the top controller of this state)
 review and small tweaks by Campbell Barton

---
 .../editors/interface/interface_templates.c        | 69 ++++++++++++++++++++++
 1 file changed, 69 insertions(+)

(limited to 'source/blender/editors/interface')

diff --git a/source/blender/editors/interface/interface_templates.c b/source/blender/editors/interface/interface_templates.c
index 4b9d4978948..2027bd84bb0 100644
--- a/source/blender/editors/interface/interface_templates.c
+++ b/source/blender/editors/interface/interface_templates.c
@@ -57,6 +57,7 @@
 #include "BKE_texture.h"
 #include "BKE_report.h"
 #include "BKE_displist.h"
+#include "BKE_sca.h"
 #include "BKE_scene.h"
 
 #include "ED_screen.h"
@@ -2089,6 +2090,74 @@ void uiTemplateLayers(uiLayout *layout, PointerRNA *ptr, const char *propname,
 	}
 }
 
+void uiTemplateGameStates(uiLayout *layout, PointerRNA *ptr, const char *propname,
+                      PointerRNA *used_ptr, const char *used_propname, int active_state)
+{
+	uiLayout *uRow, *uCol;
+	PropertyRNA *prop, *used_prop = NULL;
+	int groups, cols, states;
+	int group, col, state, row;
+	int cols_per_group = 5;
+	Object *ob = (Object *)ptr->id.data;
+
+	prop = RNA_struct_find_property(ptr, propname);
+	if (!prop) {
+		RNA_warning("states property not found: %s.%s", RNA_struct_identifier(ptr->type), propname);
+		return;
+	}
+	
+	/* the number of states determines the way we group them 
+	 *	- we want 2 rows only (for now)
+	 *	- the number of columns (cols) is the total number of buttons per row
+	 *	  the 'remainder' is added to this, as it will be ok to have first row slightly wider if need be
+	 *	- for now, only split into groups if group will have at least 5 items
+	 */
+	states = RNA_property_array_length(ptr, prop);
+	cols = (states / 2) + (states % 2);
+	groups = ((cols / 2) < cols_per_group) ? (1) : (cols / cols_per_group);
+
+	if (used_ptr && used_propname) {
+		used_prop = RNA_struct_find_property(used_ptr, used_propname);
+		if (!used_prop) {
+			RNA_warning("used layers property not found: %s.%s", RNA_struct_identifier(ptr->type), used_propname);
+			return;
+		}
+
+		if (RNA_property_array_length(used_ptr, used_prop) < states)
+			used_prop = NULL;
+	}
+	
+	/* layers are laid out going across rows, with the columns being divided into groups */
+	
+	for (group = 0; group < groups; group++) {
+		uCol = uiLayoutColumn(layout, TRUE);
+		
+		for (row = 0; row < 2; row++) {
+			uiBlock *block;
+			uiBut *but;
+
+			uRow = uiLayoutRow(uCol, TRUE);
+			block = uiLayoutGetBlock(uRow);
+			state = groups * cols_per_group * row + cols_per_group * group;
+			
+			/* add layers as toggle buts */
+			for (col = 0; (col < cols_per_group) && (state < states); col++, state++) {
+				int icon = 0;
+				int butlay = 1 << state;
+
+				if (active_state & butlay)
+					icon = ICON_LAYER_ACTIVE;
+				else if (used_prop && RNA_property_boolean_get_index(used_ptr, used_prop, state))
+					icon = ICON_LAYER_USED;
+				
+				but = uiDefIconButR_prop(block, ICONTOG, 0, icon, 0, 0, UI_UNIT_X / 2, UI_UNIT_Y / 2, ptr, prop, state, 0, 0, -1, -1, sca_state_name_get(ob, state));
+				uiButSetFunc(but, handle_layer_buttons, but, SET_INT_IN_POINTER(state));
+				but->type = TOG;
+			}
+		}
+	}
+}
+
 
 /************************* List Template **************************/
 
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