From e7419831cfa8df073b3f7d3184ce6914e38791d4 Mon Sep 17 00:00:00 2001
From: TimePath <andrew.hardaker1995@gmail.com>
Date: Sat, 3 Oct 2015 19:41:39 +1000
Subject: [PATCH] DataSource: pass context

---
 qcsrc/menu/xonotic/datasource.qc           | 54 ++++++++++++++++++++--
 qcsrc/menu/xonotic/dialog_settings_game.qc | 11 +++--
 2 files changed, 56 insertions(+), 9 deletions(-)

diff --git a/qcsrc/menu/xonotic/datasource.qc b/qcsrc/menu/xonotic/datasource.qc
index 49cc57176..57ce0c80c 100644
--- a/qcsrc/menu/xonotic/datasource.qc
+++ b/qcsrc/menu/xonotic/datasource.qc
@@ -12,12 +12,58 @@ CLASS(DataSource, Object)
      * returns `DataSource_false` if out of bounds
      * otherwise returns an entity or `DataSource_true`
      */
-    METHOD(DataSource, getEntry, entity(int i, void(string name, string icon) returns)) { return DataSource_false; }
+    METHOD(DataSource, getEntry, entity(entity this, int i, void(string name, string icon) returns)) { return DataSource_false; }
     /** return the index of the first match for `find`. optional */
-    METHOD(DataSource, indexOf, int(string find)) { return -1; }
+    METHOD(DataSource, indexOf, int(entity this, string find)) { return -1; }
     /** reload all entries matching `filter` returning how many matches were found */
-    METHOD(DataSource, reload, int(string filter)) { return 0; }
+    METHOD(DataSource, reload, int(entity this, string filter)) { return 0; }
     /** cleanup on shutdown. optional */
-    METHOD(DataSource, destroy, void(entity)) { }
+    METHOD(DataSource, destroy, void(entity this)) { }
 ENDCLASS(DataSource)
+
+
+CLASS(StringSource, DataSource)
+    ATTRIB(StringSource, StringSource_str, string, string_null)
+    ATTRIB(StringSource, StringSource_sep, string, string_null)
+    CONSTRUCTOR(StringSource, string str, string sep)
+    {
+        CONSTRUCT(StringSource);
+        this.StringSource_str = str;
+        this.StringSource_sep = sep;
+    }
+    METHOD(StringSource, getEntry, entity(entity this, int i, void(string name, string icon) returns))
+    {
+        int n = tokenizebyseparator(this.StringSource_str, this.StringSource_sep);
+        if (i < 0 || i >= n) return DataSource_false;
+        string s = argv(i);
+        if (returns) returns(s, string_null);
+        return DataSource_true;
+    }
+    METHOD(StringSource, reload, int(entity this, string filter))
+    {
+        return tokenizebyseparator(this.StringSource_str, this.StringSource_sep);
+    }
+ENDCLASS(StringSource)
+
+CLASS(CvarStringSource, StringSource)
+    ATTRIB(CvarStringSource, CvarStringSource_cvar, string, string_null)
+    CONSTRUCTOR(CvarStringSource, string cv, string sep)
+    {
+        CONSTRUCT(CvarStringSource);
+        this.CvarStringSource_cvar = cv;
+        this.StringSource_sep = sep;
+    }
+    METHOD(CvarStringSource, getEntry, entity(entity this, int i, void(string name, string icon) returns))
+    {
+        string s = this.CvarStringSource_cvar;
+        this.StringSource_str = s ? cvar_string(s) : string_null;
+        return super.getEntry(this, i, returns);
+    }
+    METHOD(CvarStringSource, reload, int(entity this, string filter))
+    {
+        string s = this.CvarStringSource_cvar;
+        this.StringSource_str = s ? cvar_string(s) : string_null;
+        return super.reload(this, filter);
+    }
+ENDCLASS(CvarStringSource)
 #endif
diff --git a/qcsrc/menu/xonotic/dialog_settings_game.qc b/qcsrc/menu/xonotic/dialog_settings_game.qc
index fc87261a5..16bc110ad 100644
--- a/qcsrc/menu/xonotic/dialog_settings_game.qc
+++ b/qcsrc/menu/xonotic/dialog_settings_game.qc
@@ -5,14 +5,14 @@
 
 #include "datasource.qc"
 CLASS(SettingSource, DataSource)
-    METHOD(SettingSource, getEntry, entity(int i, void(string name, string icon) returns))
+    METHOD(SettingSource, getEntry, entity(entity this, int i, void(string name, string icon) returns))
     {
         Lazy l = SETTINGS[i];
         entity it = l.m_get();
         if (returns) returns(it.title, string_null);
         return it;
     }
-    METHOD(SettingSource, reload, int(string filter)) { return SETTINGS_COUNT; }
+    METHOD(SettingSource, reload, int(entity this, string filter)) { return SETTINGS_COUNT; }
 ENDCLASS(SettingSource)
 
 #include "listbox.qc"
@@ -38,7 +38,7 @@ CLASS(XonoticRegisteredSettingsList, XonoticListBox)
 	METHOD(XonoticRegisteredSettingsList, drawListBoxItem, void(entity this, int i, vector absSize, bool isSelected, bool isFocused))
 	{
 		if (!this.source) return;
-		if (!this.source.getEntry(i, XonoticRegisteredSettingsList_cb)) return;
+		if (!this.source.getEntry(this.source, i, XonoticRegisteredSettingsList_cb)) return;
 		string name = XonoticRegisteredSettingsList_cb_name;
 		if (isSelected) {
 			draw_Fill('0 0 0', '1 1 0', SKINCOLOR_LISTBOX_SELECTED, SKINALPHA_LISTBOX_SELECTED);
@@ -55,7 +55,7 @@ CLASS(XonoticRegisteredSettingsList, XonoticListBox)
 			this.nItems = 0;
 			return;
 		}
-		this.nItems = this.source.reload(this.stringFilter);
+		this.nItems = this.source.reload(this.source, this.stringFilter);
 	}
 	METHOD(XonoticRegisteredSettingsList, resizeNotify, void(entity this, vector relOrigin, vector relSize, vector absOrigin, vector absSize))
 	{
@@ -92,7 +92,8 @@ CLASS(XonoticGameSettingsTab, XonoticTab)
 	{
 		entity c = this.currentPanel;
 		entity removing = this.currentItem;
-		entity adding = this.topicList.source.getEntry(this.topicList.selectedItem, func_null);
+		DataSource data = this.topicList.source;
+		entity adding = data.getEntry(data, this.topicList.selectedItem, func_null);
 		if (removing == adding) return;
 		if (removing) {
 			this.currentItem = NULL;
-- 
2.39.2