Functions

OpenGL2 Render function. Note that this implementation is little overcomplicated because we are saving/setting up/restoring every OpenGL state explici

Functions

Functions

Create or resize window

Render function

Render function (this used to be set in io.RenderDrawListsFn and called by ImGui::Render(), but you can now call this directly from your main loop)

[experimental] Borrowed from GLFW's function updateFramebufferTransparency() in src/win32_window.c (the Dwm* functions are Vista era functions but we

Helper function to enable DPI awareness without setting up a manifest

Functions

Constructors, destructor

Consider using _stricmp/_strnicmp under Windows or strcasecmp/strncasecmp. We don't actually use either ImStricmp/ImStrnicmp in the codebase any more.

frame_padding < 0: uses FramePadding from style (default) frame_padding = 0: no framing frame_padding > 0: set framing size

ImageButton() is flawed as 'id' is always derived from 'texture_id' (see #2464 #1390) We provide this internal helper to write your own variant while

Note: p_data, p_step, p_step_fast are _pointers_ to a memory address holding the data. For an Input widget, p_step and p_step_fast are optional. Read

Edit a string of text - buf_size account for the zero-terminator, so a buf_size of 6 can hold "Hello" but not "Hello!". This is so we can easily call

Tip: use ImGui::PushID()/PopID() to push indices or pointers in the ID stack. Then you can keep 'str_id' empty or the same for all your buttons (inste

[WILL OBSOLETE] This was designed for backends, but prefer having backend maintain a mask of held mouse buttons, because upcoming input queue system w

Important: this can be useful but it is NOT equivalent to the behavior of e.g.Button()! Most widgets have specific reactions based on mouse-up/down st