support getting list of font faces from fontManager

README.md

@@ -53,11 +53,14 @@ Currently implemented widgets:
 * CheckBox - check button with label
 * RadioButton - radio button with label
 * SwitchButton - a toggle switch button
+* GroupBox - frame and caption for grouping other controls
 * EditLine - single line edit
 * EditBox - multiline editor
 * VSpacer - vertical spacer - just an empty widget with layoutHeight == FILL_PARENT, to fill vertical space in layouts
 * HSpacer - horizontal spacer - just an empty widget with layoutWidth == FILL_PARENT, to fill horizontal space in layouts
 * ScrollBar - scroll bar
+* SliderWidget - slider
+* ProgressBarWidget - progress bar
 * TabControl - tabs widget, allows to select one of tabs
 * TabHost - container for pages controlled by TabControl
 * TabWidget - combination of TabControl and TabHost

src/dlangui/graphics/fonts.d

@@ -652,6 +652,14 @@ enum HintingMode : int {
     Light // 3
 }
 
+/// font face properties item
+struct FontFaceProps {
+    /// font face name
+    string face;
+    /// font family
+    FontFamily family;
+}
+
 /// Access points to fonts.
 class FontManager {
     protected static __gshared FontManager _instance;
@@ -676,6 +684,11 @@ class FontManager {
     /// get font instance best matched specified parameters
     abstract ref FontRef getFont(int size, int weight, bool italic, FontFamily family, string face);
 
+    /// override to return list of font faces available
+    FontFaceProps[] getFaces() {
+        return null;
+    }
+
     /// clear usage flags for all entries -- for cleanup of unused fonts
     abstract void checkpoint();
 

src/dlangui/graphics/ftfonts.d

@@ -495,6 +495,25 @@ class FreeTypeFontManager : FontManager {
         return null;
     }
 
+    /// override to return list of font faces available
+    override FontFaceProps[] getFaces() {
+        FontFaceProps[] res;
+        for (int i = 0; i < _fontFiles.length; i++) {
+            FontFaceProps item = FontFaceProps(_fontFiles[i].def.face, _fontFiles[i].def.family);
+            bool found = false;
+            for (int j = 0; j < res.length; j++) {
+                if (res[j].face == item.face) {
+                    found = true;
+                    break;
+                }
+            }
+            if (!found)
+                res ~= item;
+        }
+        return res;
+    }
+
+
     private static int faceMatch(string requested, string existing) {
         if (!requested.icmp("Arial")) {
             if (!existing.icmp("DejaVu Sans")) {

src/dlangui/platforms/windows/win32fonts.d

@@ -496,7 +496,26 @@ class Win32FontManager : FontManager {
     private FontList _activeFonts;
     private FontDef[] _fontFaces;
     private FontDef*[string] _faceByName;
-    
+
+    /// override to return list of font faces available
+    override FontFaceProps[] getFaces() {
+        FontFaceProps[] res;
+        for (int i = 0; i < _fontFaces.length; i++) {
+            FontFaceProps item = FontFaceProps(_fontFaces[i].face, _fontFaces[i].family);
+            bool found = false;
+            for (int j = 0; j < res.length; j++) {
+                if (res[j].face == item.face) {
+                    found = true;
+                    break;
+                }
+            }
+            if (!found)
+                res ~= item;
+        }
+        return res;
+    }
+
+
     /// initialize in constructor
     this() {
         debug Log.i("Creating Win32FontManager");

src/dlangui/widgets/srcedit.d

@@ -22,10 +22,12 @@ import dlangui.graphics.fonts;
 import dlangui.widgets.editors;
 import dlangui.widgets.styles;
 
+enum DEFAULT_SOURCE_EDIT_FONT_FACES = "Menlo,Consolas,DejaVuSansMono,DejaVu Sans Mono,Liberation Mono,Lucida Sans Typewriter,Courier New,Lucida Console";
+
 class SourceEdit : EditBox {
     this(string ID) {
         super(ID);
-        fontFace = "Menlo,Consolas,DejaVuSansMono,DejaVu Sans Mono,Liberation Mono,Lucida Sans Typewriter,Courier New,Lucida Console";
+        fontFace = DEFAULT_SOURCE_EDIT_FONT_FACES;
         //fontFace = "Consolas,Lucida Console,Courier New";
         fontFamily = FontFamily.MonoSpace;
         fontSize = makePointSize(10);