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Ensure window object is fully initialized in callbacks

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Kovid Goyal
2017-11-15 15:12:23 +05:30
parent 95aad91a49
commit 12340e4c60
1 changed files with 20 additions and 7 deletions
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27
kitty/glfw.c
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@@ -56,6 +56,15 @@ set_callback_window(GLFWwindow *w) {
return false;
}
static inline bool
is_window_ready_for_callbacks() {
OSWindow *w = global_state.callback_os_window;
if (w->num_tabs == 0) return false;
Tab *t = w->tabs + w->active_tab;
if (t->num_windows == 0) return false;
return true;
}
#define WINDOW_CALLBACK(name, fmt, ...) call_boss(name, "K" fmt, global_state.callback_os_window->id, __VA_ARGS__)
static void
@@ -63,7 +72,9 @@ framebuffer_size_callback(GLFWwindow *w, int width, int height) {
if (!set_callback_window(w)) return;
if (width > 100 && height > 100) {
update_viewport(global_state.callback_os_window);
WINDOW_CALLBACK(on_window_resize, "ii", width, height);
if (is_window_ready_for_callbacks()) {
WINDOW_CALLBACK(on_window_resize, "ii", width, height);
}
glfwPostEmptyEvent();
} else fprintf(stderr, "Ignoring resize request for tiny size: %dx%d\n", width, height);
global_state.callback_os_window = NULL;
@@ -73,7 +84,7 @@ static void
char_mods_callback(GLFWwindow *w, unsigned int codepoint, int mods) {
if (!set_callback_window(w)) return;
global_state.callback_os_window->cursor_blink_zero_time = monotonic();
on_text_input(codepoint, mods);
if (is_window_ready_for_callbacks()) on_text_input(codepoint, mods);
global_state.callback_os_window = NULL;
}
@@ -83,7 +94,7 @@ key_callback(GLFWwindow *w, int key, int scancode, int action, int mods) {
global_state.callback_os_window->cursor_blink_zero_time = monotonic();
if (key >= 0 && key <= GLFW_KEY_LAST) {
global_state.callback_os_window->is_key_pressed[key] = action == GLFW_RELEASE ? false : true;
on_key_input(key, scancode, action, mods);
if (is_window_ready_for_callbacks()) on_key_input(key, scancode, action, mods);
}
global_state.callback_os_window = NULL;
}
@@ -96,7 +107,7 @@ mouse_button_callback(GLFWwindow *w, int button, int action, int mods) {
global_state.callback_os_window->last_mouse_activity_at = now;
if (button >= 0 && (unsigned int)button < sizeof(global_state.callback_os_window->mouse_button_pressed)/sizeof(global_state.callback_os_window->mouse_button_pressed[0])) {
global_state.callback_os_window->mouse_button_pressed[button] = action == GLFW_PRESS ? true : false;
mouse_event(button, mods);
if (is_window_ready_for_callbacks()) mouse_event(button, mods);
}
global_state.callback_os_window = NULL;
}
@@ -110,7 +121,7 @@ cursor_pos_callback(GLFWwindow *w, double x, double y) {
global_state.callback_os_window->cursor_blink_zero_time = now;
global_state.callback_os_window->mouse_x = x * global_state.callback_os_window->viewport_x_ratio;
global_state.callback_os_window->mouse_y = y * global_state.callback_os_window->viewport_y_ratio;
mouse_event(-1, 0);
if (is_window_ready_for_callbacks()) mouse_event(-1, 0);
global_state.callback_os_window = NULL;
}
@@ -120,7 +131,7 @@ scroll_callback(GLFWwindow *w, double xoffset, double yoffset) {
if (glfwGetInputMode(w, GLFW_CURSOR) != GLFW_CURSOR_NORMAL) { glfwSetInputMode(w, GLFW_CURSOR, GLFW_CURSOR_NORMAL); }
double now = monotonic();
global_state.callback_os_window->last_mouse_activity_at = now;
scroll_event(xoffset, yoffset);
if (is_window_ready_for_callbacks()) scroll_event(xoffset, yoffset);
global_state.callback_os_window = NULL;
}
@@ -134,7 +145,9 @@ window_focus_callback(GLFWwindow *w, int focused) {
double now = monotonic();
global_state.callback_os_window->last_mouse_activity_at = now;
global_state.callback_os_window->cursor_blink_zero_time = now;
WINDOW_CALLBACK(on_focus, "O", focused ? Py_True : Py_False);
if (is_window_ready_for_callbacks()) {
WINDOW_CALLBACK(on_focus, "O", focused ? Py_True : Py_False);
}
global_state.callback_os_window = NULL;
}
// }}}