Common: Add Win32ProgressCallback

src/common/win32_progress_callback.h

@@ -0,0 +1,51 @@
+#pragma once
+#include "common/progress_callback.h"
+#include "windows_headers.h"
+
+class Win32ProgressCallback final : public BaseProgressCallback
+{
+public:
+  Win32ProgressCallback();
+
+  void PushState() override;
+  void PopState() override;
+
+  void SetCancellable(bool cancellable) override;
+  void SetTitle(const char* title) override;
+  void SetStatusText(const char* text) override;
+  void SetProgressRange(u32 range) override;
+  void SetProgressValue(u32 value) override;
+
+  void DisplayError(const char* message) override;
+  void DisplayWarning(const char* message) override;
+  void DisplayInformation(const char* message) override;
+  void DisplayDebugMessage(const char* message) override;
+
+  void ModalError(const char* message) override;
+  bool ModalConfirmation(const char* message) override;
+  void ModalInformation(const char* message) override;
+  
+private:
+  enum : int
+  {
+    WINDOW_WIDTH = 600,
+    WINDOW_HEIGHT = 300,
+    WINDOW_MARGIN = 10,
+    SUBWINDOW_WIDTH = WINDOW_WIDTH - 20 - WINDOW_MARGIN - WINDOW_MARGIN,
+  };
+
+  bool Create();
+  void Destroy();
+  void Redraw(bool force);
+  void PumpMessages();
+
+  static LRESULT CALLBACK WndProcThunk(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
+  LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam);
+
+  HWND m_window_hwnd{};
+  HWND m_text_hwnd{};
+  HWND m_progress_hwnd{};
+  HWND m_list_box_hwnd{};
+
+  int m_last_progress_percent = -1;
+};