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Save the overlay when DECTCEM is turned off and restore it when turned on.

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Jake(Jaehak Song) 2023-01-15 14:59:28 +09:00 committed by Kovid Goyal
parent 9d1de50bf9
commit b799eba81e
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 31 additions and 17 deletions
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43
kitty/screen.c
View File

@ -747,31 +747,34 @@ get_overlay_text(Screen *self) {
#undef ol
}
struct SaveOverlayLine {
PyObject *overlay_text;
Screen *screen;
const char *func_name;
};
static void
save_overlay_line(struct SaveOverlayLine *sol) {
if (sol->screen->overlay_line.is_active && screen_is_cursor_visible(sol->screen)) {
sol->overlay_text = get_overlay_text(sol->screen);
deactivate_overlay_line(sol->screen);
save_overlay_line(Screen *self, const char* func_name) {
if (self->overlay_line.is_active && screen_is_cursor_visible(self)) {
if (self->overlay_line.save.overlay_text) {
Py_DECREF(self->overlay_line.save.overlay_text);
}
self->overlay_line.save.overlay_text = get_overlay_text(self);
self->overlay_line.save.func_name = func_name;
deactivate_overlay_line(self);
}
}
static void
restore_overlay_line(struct SaveOverlayLine *sol) {
if (sol->overlay_text) {
debug("Received input from child (%s) while overlay active. Overlay contents: %s\n", sol->func_name, PyUnicode_AsUTF8(sol->overlay_text));
screen_draw_overlay_text(sol->screen, PyUnicode_AsUTF8(sol->overlay_text));
Py_DECREF(sol->overlay_text);
update_ime_position_for_window(sol->screen->window_id, false, 0);
restore_overlay_line(Screen *self) {
if (self->overlay_line.save.overlay_text) {
debug("Received input from child (%s) while overlay active. Overlay contents: %s\n", self->overlay_line.save.func_name, PyUnicode_AsUTF8(self->overlay_line.save.overlay_text));
screen_draw_overlay_text(self, PyUnicode_AsUTF8(self->overlay_line.save.overlay_text));
Py_DECREF(self->overlay_line.save.overlay_text);
self->overlay_line.save.overlay_text = NULL;
update_ime_position_for_window(self->window_id, false, 0);
}
}
#define MOVE_OVERLAY_LINE_WITH_CURSOR struct SaveOverlayLine __attribute__ ((__cleanup__(restore_overlay_line))) _sol_ = {.screen=self,.func_name=__func__}; save_overlay_line(&_sol_);
static void restore_overlay_line_from_cleanup(Screen **self) {
restore_overlay_line(*self);
}
#define MOVE_OVERLAY_LINE_WITH_CURSOR Screen __attribute__ ((__cleanup__(restore_overlay_line_from_cleanup))) *_sol_ = self; save_overlay_line(_sol_, __func__);
void
screen_draw(Screen *self, uint32_t och, bool from_input_stream) {
@ -1003,6 +1006,12 @@ set_mode_from_const(Screen *self, unsigned int mode, bool val) {
self->modes.mDECCKM = val;
break;
case DECTCEM:
if(!val) {
save_overlay_line(self, __func__);
}
else {
restore_overlay_line(self);
}
self->modes.mDECTCEM = val;
break;
case DECSCNM:

5
kitty/screen.h
View File

@ -72,6 +72,11 @@ typedef struct {
GPUCell *gpu_cells;
bool is_active;
index_type xstart, ynum, xnum;
struct {
PyObject *overlay_text;
const char *func_name;
} save;
} OverlayLine;
typedef struct {