Fixed nested parent sizes.

code/core/core.h

@@ -80,6 +80,16 @@ typedef intptr_t smm;
 #define PointerToU64(x) ((u64)(void *)x)
 #define U64ToPointer(x) ((void *)(u64)x)
 
+#define FindIndexOfElement(Index, Array, Default, ToFind)\
+Index = Default;\
+for(s64 ___ = 0; ___ < ArrayCount(Array); ++___)\
+{\
+if(Array[___] == ToFind)\
+{\
+Index = ___; break;\
+}\
+}\
+
 //- sixten: Min, max & clamp
 
 #define Minimum(A, B) (((A)<(B))?(A):(B))

code/vn.cpp

@@ -81,8 +81,12 @@ VN_UPDATE_AND_RENDER(VN_UpdateAndRender)
     AnimationCurve_NewFrame(&State->AnimationCurveState, Input->dtForFrame);
     UI_NewFrame(&State->UI, Input->EventList, Input->MouseP);
     
+    UI_BeginBuild(RenderCommands->RenderDim);
+    {
         Workspace_Update(&State->Workspace, RenderCommands, Input, State->GlyphAtlas);
-    UI_SignalFromBox(UI_GetState()->ContainerNode); // sixten(TODO): Move elsewhere.
+    }
+    UI_EndBuild(State->GlyphAtlas);
+    
     
     for(platform_event *Event = Input->EventList->First;
         Event != 0;
@@ -90,7 +94,7 @@ VN_UPDATE_AND_RENDER(VN_UpdateAndRender)
     {
         if(Event->Type == PlatformEvent_WindowClose)
         {
-            Config_WriteFile(State->Config);
+            Config_WriteFile(State->Config, StrLit("config.vn"));
             Input->ExitRequested = true;
         }
         

code/vn_config.cpp

@@ -207,7 +207,7 @@ static void Config_ReadFile(config *Config, string Path)
     ReleaseScratch(Scratch);
 }
 
-static void Config_WriteFile(config *Config)
+static void Config_WriteFile(config *Config, string Path)
 {
     string_list Out = {};
     temporary_memory Scratch = GetScratch();
@@ -276,7 +276,7 @@ static void Config_WriteFile(config *Config)
     
     string FinalOut = JoinStringList(&Out, Scratch.Arena);
     
-    platform_file_handle Handle = Platform.OpenFile(StrLit("config.vn"), PlatformAccess_Write);
+    platform_file_handle Handle = Platform.OpenFile(Path, PlatformAccess_Write);
     if(Handle.IsValid)
     {
         Platform.WriteFile(Handle, FinalOut.Data, 0, FinalOut.Count);

code/vn_ui.cpp

@@ -422,82 +422,6 @@ static ui_signal UI_SignalFromBox(ui_box *Box)
     return(Signal);
 }
 
-static void UI_CalculateStandaloneSize(ui_box *Box, axis2 Axis, glyph_atlas *Atlas)
-{
-    for(ui_box *Child = Box->First;
-        Child != 0;
-        Child = Child->Next)
-    {
-        UI_CalculateStandaloneSize(Child, Axis, Atlas);
-    }
-    
-    if(Box->SemanticSize[Axis].Type == UI_SizeType_Pixels)
-    {
-        Box->ComputedDim.E[Axis] = Box->SemanticSize[Axis].Value;
-    }
-    else if(Box->SemanticSize[Axis].Type == UI_SizeType_TextContent)
-    {
-        if(Axis == Axis2_X)
-        {
-            Box->ComputedDim.E[Axis] = CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, Box->String);
-        }
-        else if(Axis == Axis2_Y)
-        {
-            Box->ComputedDim.E[Axis] = CalculateRasterizedTextHeight(Atlas, Box->Font, Box->FontSize, Box->String);
-        }
-        else
-        {
-            InvalidCodepath;
-        }
-        
-        Box->ComputedDim.E[Axis] += Box->SemanticSize[Axis].Value;
-    }
-}
-
-static void UI_CalculateUpwardsDependentSize(ui_box *Box, axis2 Axis)
-{
-    if(Box->SemanticSize[Axis].Type == UI_SizeType_PercentOfParent)
-    {
-        Box->ComputedDim.E[Axis] = Box->Parent->ComputedDim.E[Axis]*Box->SemanticSize[Axis].Value;
-    }
-    
-    for(ui_box *Child = Box->First;
-        Child != 0;
-        Child = Child->Next)
-    {
-        UI_CalculateUpwardsDependentSize(Child, Axis);
-    }
-}
-
-static void UI_CalculateDownwardsDependentSize(ui_box *Box, axis2 Axis)
-{
-    for(ui_box *Child = Box->First;
-        Child != 0;
-        Child = Child->Next)
-    {
-        UI_CalculateDownwardsDependentSize(Child, Axis);
-    }
-    
-    if(Box->SemanticSize[Axis].Type == UI_SizeType_ChildrenSum)
-    {
-        for(ui_box *Child = Box->First;
-            Child;
-            Child = Child->Next)
-        {
-            if(Box->LayoutAxis == Axis)
-            {
-                Box->ComputedDim.E[Axis] += Child->ComputedDim.E[Axis];
-            }
-            else
-            {
-                Box->ComputedDim.E[Axis] = Maximum(Box->ComputedDim.E[Axis], Child->ComputedDim.E[Axis]);
-            }
-            
-            Box->ComputedDim.E[Axis] *= Box->SemanticSize[Axis].Value;
-        }
-    }
-}
-
 static void UI_SolveSizeViolations(ui_box *Box, axis2 Axis)
 {
     r32 TotalSpace = 0;
@@ -584,16 +508,6 @@ static void UI_SolveSizeViolations(ui_box *Box, axis2 Axis)
             }
         }
     }
-    
-    for(ui_box *Child = Box->First;
-        Child;
-        Child = Child->Next)
-    {
-        Child->Rect.Min.E[Axis] = Box->Rect.Min.E[Axis] + Child->ComputedRelativeP.E[Axis];
-        Child->Rect.Max.E[Axis] = Child->Rect.Min.E[Axis] + Child->ComputedDim.E[Axis];
-        
-        UI_SolveSizeViolations(Child, Axis);
-    }
 }
 
 inline void UI_BeginTooltip(void)
@@ -708,6 +622,101 @@ static void UI_DrawBox(ui_box *Box, render_group *Group, glyph_atlas *GlyphAtlas
     }
 }
 
+static r32 UI_CalculateChildrenSum(ui_box *Box, axis2 Axis, glyph_atlas *Atlas);
+
+static r32 UI_CalculateBoxSize(ui_box *Box, axis2 Axis, glyph_atlas *Atlas)
+{
+    r32 Result = 0;
+    
+    ui_box *Parent = Box->Parent;
+    
+    switch(Box->SemanticSize[Axis].Type)
+    {
+        case UI_SizeType_Pixels:
+        {
+            Result = Box->SemanticSize[Axis].Value;
+        } break;
+        
+        case UI_SizeType_TextContent:
+        {
+            Result = ((Axis == Axis2_X) ?
+                      CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, Box->String) :
+                      CalculateRasterizedTextHeight(Atlas, Box->Font, Box->FontSize, Box->String)) +
+                Box->SemanticSize[Axis].Value;
+        } break;
+        
+        case UI_SizeType_PercentOfParent:
+        {
+            if(Parent && Parent->SemanticSize[Axis].Type != UI_SizeType_ChildrenSum)
+            {
+                Result = Parent->ComputedDim.E[Axis]*Box->SemanticSize[Axis].Value;
+            }
+            else
+            {
+                // sixten(NOTE): A box that depends on the size of the parent can not be allowed if the parent depends
+                // on the children sum.
+                InvalidCodepath;
+            }
+        } break;
+        
+        case UI_SizeType_ChildrenSum:
+        {
+            Result = UI_CalculateChildrenSum(Box, Axis, Atlas)*Box->SemanticSize[Axis].Value;
+        } break;
+        
+        InvalidDefaultCase;
+    }
+    
+    return(Result);
+}
+
+static r32 UI_CalculateChildrenSum(ui_box *Box, axis2 Axis, glyph_atlas *Atlas)
+{
+    r32 Result = 0;
+    
+    if(Box->LayoutAxis == Axis)
+    {
+        for(ui_box *Child = Box->First;
+            Child != 0;
+            Child = Child->Next)
+        {
+            Result += UI_CalculateBoxSize(Child, Axis, Atlas);
+        }
+    }
+    else
+    {
+        for(ui_box *Child = Box->First;
+            Child != 0;
+            Child = Child->Next)
+        {
+            Result = Max(Result, UI_CalculateBoxSize(Child, Axis, Atlas));
+        }
+    }
+    return(Result);
+}
+
+static void UI_LayoutBox(ui_box *Box, axis2 Axis, glyph_atlas *Atlas)
+{
+    for(ui_box *Child = Box->First;
+        Child != 0;
+        Child = Child->Next)
+    {
+        Child->ComputedDim.E[Axis] = UI_CalculateBoxSize(Child, Axis, Atlas);
+    }
+    
+    UI_SolveSizeViolations(Box, Axis);
+    
+    for(ui_box *Child = Box->First;
+        Child;
+        Child = Child->Next)
+    {
+        Child->Rect.Min.E[Axis] = Box->Rect.Min.E[Axis] + Child->ComputedRelativeP.E[Axis];
+        Child->Rect.Max.E[Axis] = Child->Rect.Min.E[Axis] + Child->ComputedDim.E[Axis];
+        
+        UI_LayoutBox(Child, Axis, Atlas);
+    }
+}
+
 static void UI_BeginBuild(v2 ScreenDim)
 {
     ui *UI = UI_GetState();
@@ -741,6 +750,8 @@ static void UI_EndBuild(glyph_atlas *GlyphAtlas)
 {
     ui *UI = UI_GetState();
     
+    UI_SignalFromBox(UI_GetState()->ContainerNode);
+    
     if(UI->NextHotSet)
     {
         UI->Hot = UI->NextHot;
@@ -760,17 +771,8 @@ static void UI_EndBuild(glyph_atlas *GlyphAtlas)
     UI_PopFont();
     UI_PopFontSize();
     
-    UI_CalculateStandaloneSize(UI->RootNode, Axis2_X, GlyphAtlas);
+    UI_LayoutBox(UI->RootNode, Axis2_X, GlyphAtlas);
-    UI_CalculateStandaloneSize(UI->RootNode, Axis2_Y, GlyphAtlas);
+    UI_LayoutBox(UI->RootNode, Axis2_Y, GlyphAtlas);
-    
-    UI_CalculateUpwardsDependentSize(UI->RootNode, Axis2_X);
-    UI_CalculateUpwardsDependentSize(UI->RootNode, Axis2_Y);
-    
-    UI_CalculateDownwardsDependentSize(UI->RootNode, Axis2_X);
-    UI_CalculateDownwardsDependentSize(UI->RootNode, Axis2_Y);
-    
-    UI_SolveSizeViolations(UI->RootNode, Axis2_X);
-    UI_SolveSizeViolations(UI->RootNode, Axis2_Y);
 }
 
 static void UI_RenderFrame(render_group *Group, glyph_atlas *GlyphAtlas)

code/vn_ui_utils.cpp

@@ -178,7 +178,7 @@ static ui_signal UI_Checkbox(string String, b32 *Checked)
         v4 TextColor = UI_TopTextColor();
         TextColor.a = OpacityTransition;
         
-        UI_Size(UI_Em(1, 1), UI_Em(1, 1)) UI_Font(Font_Icons) UI_TextColor(TextColor)
+        UI_CornerRadius(2) UI_Size(UI_Em(1, 1), UI_Em(1, 1)) UI_Font(Font_Icons) UI_TextColor(TextColor)
             UI_MakeBoxF(UI_BoxFlag_DrawBorder|UI_BoxFlag_DrawText, "%U", FontIcon_Cancel);
         
         UI_Size(UI_TextContent(15, 1), UI_Em(1, 1)) UI_Label(String);
@@ -189,9 +189,11 @@ static ui_signal UI_Checkbox(string String, b32 *Checked)
     {
         Platform.SetCursor(PlatformCursor_Hand);
     }
+    
     if(Signal.Pressed)
     {
         *Checked = !*Checked;
     }
+    
     return(Signal);
 }

code/vn_workspace.cpp

@@ -419,8 +419,6 @@ static void Workspace_BuildPanelHeader(workspace *Workspace, workspace_panel *Pa
             Workspace_BuildTabItem(Workspace, Panel, View);
         }
         
-        UI_Spacer(UI_Percent(1, 0));
-        
         // sixten: Panel Close Button
         if(Panel != Workspace->RootPanel)
         {
@@ -705,10 +703,7 @@ static void Workspace_Init(workspace *Workspace)
 {
     Workspace->RootPanel = Workspace->CurrentPanel = Workspace_CreateNewPanel(Workspace, 0);
     
-    // sixten(TEMP): Add mock views.
-    {
     Workspace_CreateNewView(Workspace_View_Startup, Workspace->RootPanel);
-    }
     
     // sixten: Setup keybinds
     {
@@ -739,7 +734,6 @@ static void Workspace_Update(workspace *Workspace, vn_render_commands *RenderCom
     }
     
     // sixten: Build the UI.
-    UI_BeginBuild(RenderCommands->RenderDim);
     {
         Workspace_BuildToolbar(Workspace, Input->dtForFrame);
         
@@ -749,5 +743,4 @@ static void Workspace_Update(workspace *Workspace, vn_render_commands *RenderCom
         Workspace_BuildDragPayload(Workspace, Input);
     }
     
-    UI_EndBuild(GlyphAtlas);
 }

code/vn_workspace_view.cpp

@@ -361,6 +361,8 @@ static void Workspace_BuildSettings(workspace *Workspace, workspace_view *View)
                 UI_Spacer(UI_Pixels(30, 1));
                 Workspace_BuildSettingsTabButton(Settings, "General", Workspace_Settings_General);
                 UI_Spacer(UI_Pixels(30, 1));
+                Workspace_BuildSettingsTabButton(Settings, "Theme", Workspace_Settings_Theme);
+                UI_Spacer(UI_Pixels(30, 1));
                 Workspace_BuildSettingsTabButton(Settings, "Developer", Workspace_Settings_Developer);
                 
                 UI_Spacer(UI_Pixels(150, 1));
@@ -384,33 +386,39 @@ static void Workspace_BuildSettings(workspace *Workspace, workspace_view *View)
                 UI_Font(Font_Bold) UI_FontSize(36) UI_LabelF("General");
                 
                 char *Alternatives[] = {"60 Hz", "120 Hz", "144 Hz", "Uncapped", "V-Sync"};
+                s64 AlternativeMapping[] = {60, 120, 144, -1, 0};
+                
+                s32 DropdownSelected;
+                FindIndexOfElement(DropdownSelected, AlternativeMapping, 0, Workspace->Input->RefreshRate);
                 
                 persist b32 DropdownOpen = false;
                 
-                s32 DropdownSelected;
-                switch(Workspace->Input->RefreshRate)
-                {
-                    case 60: { DropdownSelected = 0; } break;
-                    case 120:{ DropdownSelected = 1; } break;
-                    case 144:{ DropdownSelected = 2; } break;
-                    case -1: { DropdownSelected = 3; } break;
-                    case 0:  { DropdownSelected = 4; } break;
-                    default: { DropdownSelected = 0; } break;
-                }
-                
                 if(UI_DropdownSelection(Alternatives, ArrayCount(Alternatives), &DropdownOpen, &DropdownSelected))
                 {
-                    switch(DropdownSelected)
+                    Workspace->Input->RefreshRate = AlternativeMapping[DropdownSelected];
-                    {
+                    DropdownOpen = false;
-                        case 0: { Workspace->Input->RefreshRate = 60; } break;
-                        case 1: { Workspace->Input->RefreshRate = 120; } break;
-                        case 2: { Workspace->Input->RefreshRate = 144; } break;
-                        case 3: { Workspace->Input->RefreshRate = -1; } break;
-                        case 4: { Workspace->Input->RefreshRate = 0; } break;
-                        InvalidDefaultCase;
                 }
                 
-                    DropdownOpen = false;
+                UI_Spacer(UI_Pixels(50, 1));
+            }
+            
+            if(!Category || (Category == Workspace_Settings_Theme))
+            {
+                UI_Font(Font_Bold) UI_FontSize(36) UI_LabelF("Theme");
+                
+                UI_SetNextSize(UI_Percent(1, 1), UI_ChildrenSum(1, 1));
+                UI_SetNextCornerRadius(3);
+                
+                UI_Parent(UI_MakeBoxF(UI_BoxFlag_DrawBorder, "Theme Lister"))
+                    UI_Size(UI_Percent(1, 1), UI_Em(2, 1))
+                {
+                    UI_ButtonF("Hello");
+                    UI_ButtonF("Line");
+                    UI_ButtonF("Paint");
+                    UI_ButtonF("Color");
+                    UI_ButtonF("Design");
+                    UI_ButtonF("Address");
+                    UI_ButtonF("Brightness");
                 }
                 
                 UI_Spacer(UI_Pixels(50, 1));
@@ -437,7 +445,7 @@ static void Workspace_BuildView(workspace *Workspace, workspace_view *View)
     r32 ViewHighlightTransition =
         AnimationCurve_AnimateValueF(Workspace_ViewIsCurrent(Workspace, View), 0, 0.25, "Workspace View Highlight %p", View);
     UI_SetNextBorderColor(LinearBlend(Theme_BorderColor, Theme_HighlightBorderColor, ViewHighlightTransition));
-    UI_SetNextBackgroundColor(Theme_BackgroundColor);
+    UI_PushBackgroundColor(Theme_BackgroundColor);
     UI_SetNextCornerRadius(3);
     
     ui_box *ViewBox = UI_MakeBoxF(UI_BoxFlag_Clickable      |
@@ -476,5 +484,7 @@ static void Workspace_BuildView(workspace *Workspace, workspace_view *View)
         }
     }
     
+    UI_PopBackgroundColor();
+    
     UI_SignalFromBox(ViewBox);
 }

code/vn_workspace_view.h

@@ -46,6 +46,7 @@ enum workspace_settings_category
 {
     Workspace_Settings_All,
     Workspace_Settings_General,
+    Workspace_Settings_Theme,
     Workspace_Settings_Developer,
 };