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make i3-input work properly on hi-dpi displays

This commit is contained in:
Michael Stapelberg 2015-03-26 10:03:14 +01:00
parent 414290df56
commit 7d49f55c55
1 changed files with 13 additions and 9 deletions
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16
i3-input/main.c
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@ -129,7 +129,8 @@ static int handle_expose(void *data, xcb_connection_t *conn, xcb_expose_event_t
printf("expose!\n"); printf("expose!\n");
/* re-draw the background */ /* re-draw the background */
xcb_rectangle_t border = {0, 0, 500, font.height + 8}, inner = {2, 2, 496, font.height + 8 - 4}; xcb_rectangle_t border = {0, 0, logical_px(500), font.height + logical_px(8)},
inner = {logical_px(2), logical_px(2), logical_px(496), font.height + logical_px(8) - logical_px(4)};
xcb_change_gc(conn, pixmap_gc, XCB_GC_FOREGROUND, (uint32_t[]){get_colorpixel("#FF0000")}); xcb_change_gc(conn, pixmap_gc, XCB_GC_FOREGROUND, (uint32_t[]){get_colorpixel("#FF0000")});
xcb_poly_fill_rectangle(conn, pixmap, pixmap_gc, 1, &border); xcb_poly_fill_rectangle(conn, pixmap, pixmap_gc, 1, &border);
xcb_change_gc(conn, pixmap_gc, XCB_GC_FOREGROUND, (uint32_t[]){get_colorpixel("#000000")}); xcb_change_gc(conn, pixmap_gc, XCB_GC_FOREGROUND, (uint32_t[]){get_colorpixel("#000000")});
@ -140,17 +141,17 @@ static int handle_expose(void *data, xcb_connection_t *conn, xcb_expose_event_t
/* draw the prompt … */ /* draw the prompt … */
if (prompt != NULL) { if (prompt != NULL) {
draw_text(prompt, pixmap, pixmap_gc, 4, 4, 492); draw_text(prompt, pixmap, pixmap_gc, logical_px(4), logical_px(4), logical_px(492));
} }
/* … and the text */ /* … and the text */
if (input_position > 0) { if (input_position > 0) {
i3String *input = i3string_from_ucs2(glyphs_ucs, input_position); i3String *input = i3string_from_ucs2(glyphs_ucs, input_position);
draw_text(input, pixmap, pixmap_gc, prompt_offset + 4, 4, 492); draw_text(input, pixmap, pixmap_gc, prompt_offset + logical_px(4), logical_px(4), logical_px(492));
i3string_free(input); i3string_free(input);
} }
/* Copy the contents of the pixmap to the real window */ /* Copy the contents of the pixmap to the real window */
xcb_copy_area(conn, pixmap, win, pixmap_gc, 0, 0, 0, 0, /* */ 500, font.height + 8); xcb_copy_area(conn, pixmap, win, pixmap_gc, 0, 0, 0, 0, logical_px(500), font.height + logical_px(8));
xcb_flush(conn); xcb_flush(conn);
return 1; return 1;
@ -234,6 +235,9 @@ static void finish_input() {
static int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) { static int handle_key_press(void *ignored, xcb_connection_t *conn, xcb_key_press_event_t *event) {
printf("Keypress %d, state raw = %d\n", event->detail, event->state); printf("Keypress %d, state raw = %d\n", event->detail, event->state);
// TODO: port the input handling code from i3lock once libxkbcommon ≥ 0.5.0
// is available in distros.
/* See the documentation of xcb_key_symbols_get_keysym for this one. /* See the documentation of xcb_key_symbols_get_keysym for this one.
* Basically: We get either col 0 or col 1, depending on whether shift is * Basically: We get either col 0 or col 1, depending on whether shift is
* pressed. */ * pressed. */
@ -405,7 +409,7 @@ int main(int argc, char *argv[]) {
XCB_COPY_FROM_PARENT, XCB_COPY_FROM_PARENT,
win, /* the window id */ win, /* the window id */
root, /* parent == root */ root, /* parent == root */
50, 50, 500, font.height + 8, /* dimensions */ logical_px(50), logical_px(50), logical_px(500), font.height + logical_px(8), /* dimensions */
0, /* X11 border = 0, we draw our own */ 0, /* X11 border = 0, we draw our own */
XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_WINDOW_CLASS_INPUT_OUTPUT,
XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */ XCB_WINDOW_CLASS_COPY_FROM_PARENT, /* copy visual from parent */
@ -421,7 +425,7 @@ int main(int argc, char *argv[]) {
/* Create pixmap */ /* Create pixmap */
pixmap = xcb_generate_id(conn); pixmap = xcb_generate_id(conn);
pixmap_gc = xcb_generate_id(conn); pixmap_gc = xcb_generate_id(conn);
xcb_create_pixmap(conn, root_screen->root_depth, pixmap, win, 500, font.height + 8); xcb_create_pixmap(conn, root_screen->root_depth, pixmap, win, logical_px(500), font.height + logical_px(8));
xcb_create_gc(conn, pixmap_gc, pixmap, 0, 0); xcb_create_gc(conn, pixmap_gc, pixmap, 0, 0);
/* Set input focus (we have override_redirect=1, so the wm will not do /* Set input focus (we have override_redirect=1, so the wm will not do