glfwSetWindowPosCallback

Sets the position callback for the specified window.

This function sets the position callback of the specified window, which is called when the window is moved. The callback is provided with the position, in screen coordinates, of the upper-left corner of the content area of the window.

extern (C) @nogc nothrow __gshared
glfwSetWindowPosCallback

Parameters

window GLFWwindow*

The window whose callback to set.

callback GLFWwindowposfun

The new callback, or null to remove the currently set callback.

Return Value

The previously set callback, or null if no callback was set or the library had not been initialized.

@callback_signature

void function_name(GLFWwindow* window, int xpos, int ypos)

For more information about the callback parameters, see the function pointer type.

Errors: Possible errors include @ref GLFW_NOT_INITIALIZED.

@remark @wayland This callback will never be called, as there is no way for an application to know its global position.

Thread Safety

This function must only be called from the main thread.

@sa @ref window_pos

Meta

Since

Added in version 3.0.

Ingroup: window