From 96e9d5ef47ef58a4f7b4c9b86bf899ec413d331b Mon Sep 17 00:00:00 2001
From: Mole Shang <135e2@135e2.dev>
Date: Sat, 2 Mar 2024 20:47:02 +0800
Subject: ui: make about popup movable

---
 src/ui.c | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/ui.c b/src/ui.c
index 6a392c3..f3d006e 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -19,6 +19,7 @@
 static nk_size pct;
 static bool show_app_about;
 static nfdchar_t *outPath;
+static struct nk_rect about_dialog_bounds = {128, 64, 768, 512};
 
 void load_ui(struct ui_struct *ui) {
   static char text[USHRT_MAX], box_buffer[UINT16_MAX], status_string[UCHAR_MAX];
@@ -69,9 +70,21 @@ void load_ui(struct ui_struct *ui) {
 
   if (show_app_about) {
     /* about popup */
-    static struct nk_rect s = {128, 64, 798, 512};
-    if (nk_popup_begin(ui->ctx, NK_POPUP_DYNAMIC, "About", NK_WINDOW_CLOSABLE,
-                       s)) {
+    if (nk_popup_begin(ui->ctx, NK_POPUP_DYNAMIC, "About",
+                       NK_WINDOW_CLOSABLE | NK_WINDOW_MOVABLE |
+                           NK_WINDOW_DYNAMIC,
+                       about_dialog_bounds)) {
+      about_dialog_bounds = nk_window_get_bounds(ui->ctx);
+      /* Pure magic calculated from experiments.
+       * I'll guess that 6 is the x border size,
+       * but really have no idea what 85 is.
+       * What's worse, it's related w/ font size. Jeez.
+       */
+      about_dialog_bounds.x -= 6;
+      about_dialog_bounds.y -= 85;
+      // DEBUG_PRINT("w: %f, h: %f\n", nk_window_get_bounds(ui->ctx).x,
+      // nk_window_get_bounds(ui->ctx).y);
+
       nk_layout_row_dynamic(ui->ctx, 30, 1);
       for (int i = 0; icon[i]; i++)
         nk_label(ui->ctx, icon[i], NK_TEXT_CENTERED);
-- 
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