python ui: add confirm dialog implementation (#34828)

add confirm dialog implementation

system/ui/widgets/confirm_dialog.py

@@ -0,0 +1,62 @@
+import pyray as rl
+from openpilot.system.ui.lib.button import gui_button, ButtonStyle
+from openpilot.system.ui.lib.label import gui_text_box
+
+# Constants for dialog dimensions and styling
+DIALOG_WIDTH = 1520
+DIALOG_HEIGHT = 600
+BUTTON_HEIGHT = 160
+MARGIN = 50
+TEXT_AREA_HEIGHT_REDUCTION = 200
+BACKGROUND_COLOR = rl.Color(27, 27, 27, 255)
+
+
+def confirm_dialog(rect: rl.Rectangle, message: str, confirm_text: str, cancel_text: str = "Cancel") -> int:
+  # Calculate dialog position and size, centered within the parent rectangle
+  dialog_x = rect.x + (rect.width - DIALOG_WIDTH) / 2
+  dialog_y = rect.y + (rect.height - DIALOG_HEIGHT) / 2
+  dialog_rect = rl.Rectangle(dialog_x, dialog_y, DIALOG_WIDTH, DIALOG_HEIGHT)
+
+  # Calculate button positions at the bottom of the dialog
+  bottom = dialog_rect.y + dialog_rect.height
+  button_width = (dialog_rect.width - 3 * MARGIN) // 2
+  no_button_x = dialog_rect.x + MARGIN
+  yes_button_x = dialog_rect.x + dialog_rect.width - button_width - MARGIN
+  button_y = bottom - BUTTON_HEIGHT - MARGIN
+  no_button = rl.Rectangle(no_button_x, button_y, button_width, BUTTON_HEIGHT)
+  yes_button = rl.Rectangle(yes_button_x, button_y, button_width, BUTTON_HEIGHT)
+
+  # Draw the dialog background
+  rl.draw_rectangle(
+    int(dialog_rect.x),
+    int(dialog_rect.y),
+    int(dialog_rect.width),
+    int(dialog_rect.height),
+    BACKGROUND_COLOR,
+  )
+
+  # Draw the message in the dialog, centered
+  text_rect = rl.Rectangle(dialog_rect.x, dialog_rect.y, dialog_rect.width, dialog_rect.height - TEXT_AREA_HEIGHT_REDUCTION)
+  gui_text_box(
+    text_rect,
+    message,
+    alignment=rl.GuiTextAlignment.TEXT_ALIGN_CENTER,
+    alignment_vertical=rl.GuiTextAlignmentVertical.TEXT_ALIGN_MIDDLE,
+  )
+
+  # Initialize result; -1 means no action taken yet
+  result = -1
+
+  # Check for keyboard input for accessibility
+  if rl.is_key_pressed(rl.KeyboardKey.KEY_ENTER):
+    result = 1  # Confirm
+  elif rl.is_key_pressed(rl.KeyboardKey.KEY_ESCAPE):
+    result = 0  # Cancel
+
+  # Check for button clicks
+  if gui_button(yes_button, confirm_text, button_style=ButtonStyle.PRIMARY):
+    result = 1  # Confirm
+  if gui_button(no_button, cancel_text):
+    result = 0  # Cancel
+
+  return result