TODO items. Moved ImDrawList::Clear* methods suggesting they aren't for end-user.

imgui.cpp

@@ -406,7 +406,8 @@
 
  - window: maximum window size settings (per-axis). for large popups in particular user may not want the popup to fill all space.
  - window: add a way for very transient windows (non-saved, temporary overlay over hundreds of objects) to "clean" up from the global window list. perhaps a lightweight explicit cleanup pass.
- - window: auto-fit feedback loop when user relies on any dynamic layout (window width multiplier, column). clarify.
+ - window: calling SetNextWindowSize() every frame with <= 0 doesn't do anything, may be useful to allow (particularly when used for a single axis).
+ - window: auto-fit feedback loop when user relies on any dynamic layout (window width multiplier, column) appears weird to end-user. clarify.
  - window: allow resizing of child windows (possibly given min/max for each axis?)
  - window: background options for child windows, border option (disable rounding)
  - window: add a way to clear an existing window instead of appending (e.g. for tooltip override using a consistent api rather than the deferred tooltip)
@@ -424,6 +425,7 @@
  - widgets: clean up widgets internal toward exposing everything.
  - widgets: add disabled and read-only modes (#211)
  - main: considering adding EndFrame()/Init(). some constructs are awkward in the implementation because of the lack of them.
+ - main: make it so that a frame with no window registered won't refocus every window on subsequent frames (~bump LastFrameActive of all windows). 
  - main: IsItemHovered() make it more consistent for various type of widgets, widgets with multiple components, etc. also effectively IsHovered() region sometimes differs from hot region, e.g tree nodes
  - main: IsItemHovered() info stored in a stack? so that 'if TreeNode() { Text; TreePop; } if IsHovered' return the hover state of the TreeNode?
  - input text: add ImGuiInputTextFlags_EnterToApply? (off #218)
@@ -470,7 +472,6 @@
  - plot: make it easier for user to draw extra stuff into the graph (e.g: draw basis, highlight certain points, 2d plots, multiple plots)
  - plot: "smooth" automatic scale over time, user give an input 0.0(full user scale) 1.0(full derived from value)
  - plot: add a helper e.g. Plot(char* label, float value, float time_span=2.0f) that stores values and Plot them for you - probably another function name. and/or automatically allow to plot ANY displayed value (more reliance on stable ID)
- - applet: file selection widget (as an example)
  - slider: allow using the [-]/[+] buttons used by InputFloat()/InputInt()
  - slider: initial absolute click is imprecise. change to relative movement slider (same as scrollbar).
  - slider: add dragging-based widgets to edit values with mouse (on 2 axises), saving screen real-estate.
@@ -489,7 +490,7 @@
  - textwrapped: figure out better way to use TextWrapped() in an always auto-resize context (tooltip, etc.) (git issue #249)
  - settings: write more decent code to allow saving/loading new fields
  - settings: api for per-tool simple persistent data (bool,int,float,columns sizes,etc.) in .ini file
- - style: store rounded corners in texture to use 1 quad per corner (filled and wireframe). so rounding have minor cost.
+ - style/optimization: store rounded corners in texture to use 1 quad per corner (filled and wireframe) to lower the cost of rounding.
  - style: color-box not always square?
  - style: a concept of "compact style" that the end-user can easily rely on (e.g. PushStyleCompact()?) that maps to other settings? avoid implementing duplicate helpers such as SmallCheckbox(), etc.
  - style: try to make PushStyleVar() more robust to incorrect parameters (to be more friendly to edit & continues situation).
@@ -506,13 +507,14 @@
 !- keyboard: tooltip & combo boxes are messing up / not honoring keyboard tabbing
  - keyboard: full keyboard navigation and focus.
  - focus: SetKeyboardFocusHere() on with >= 0 offset could be done on same frame (else latch and modulate on beginning of next frame)
- - input: rework IO to be able to pass actual events to fix temporal aliasing issues.
+ - input: rework IO system to be able to pass actual ordered/timestamped events.
  - input: support track pad style scrolling & slider edit.
  - misc: provide a way to compile out the entire implementation while providing a dummy API (e.g. #define IMGUI_DUMMY_IMPL)
  - misc: double-clicking on title bar to minimize isn't consistent, perhaps move to single-click on left-most collapse icon?
- - style editor: have a more global HSV setter (e.g. alter hue on all elements). consider replacing active/hovered by offset in HSV space?
+ - style editor: have a more global HSV setter (e.g. alter hue on all elements). consider replacing active/hovered by offset in HSV space? (#438)
  - style editor: color child window height expressed in multiple of line height.
-!- examples: directx9/directx11: resizing window duplicate the font data :(
+ - drawlist: user probably can't call Clear() because we expect a texture to be pushed in the stack.
+ - examples: directx9/directx11: save/restore device state more thoroughly.
  - optimization: use another hash function than crc32, e.g. FNV1a
  - optimization/render: merge command-lists with same clip-rect into one even if they aren't sequential? (as long as in-between clip rectangle don't overlap)?
  - optimization: turn some the various stack vectors into statically-sized arrays

imgui.h

@@ -1105,8 +1105,6 @@ struct ImDrawList
 
     ImDrawList() { _OwnerName = NULL; Clear(); }
     ~ImDrawList() { ClearFreeMemory(); }
-    IMGUI_API void  Clear();
-    IMGUI_API void  ClearFreeMemory();
     IMGUI_API void  PushClipRect(const ImVec4& clip_rect);          // Scissoring. The values are x1, y1, x2, y2. Only apply to rendering. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling)
     IMGUI_API void  PushClipRectFullScreen();
     IMGUI_API void  PopClipRect();
@@ -1152,6 +1150,8 @@ struct ImDrawList
 
     // Internal helpers
     // NB: all primitives needs to be reserved via PrimReserve() beforehand!
+    IMGUI_API void  Clear();
+    IMGUI_API void  ClearFreeMemory();
     IMGUI_API void  PrimReserve(int idx_count, int vtx_count);
     IMGUI_API void  PrimRect(const ImVec2& a, const ImVec2& b, ImU32 col);
     IMGUI_API void  PrimRectUV(const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, ImU32 col);