*GUI

1 files changed, 211 insertions, 0 deletions

diff --git a/Editor/GUI/GUIWindow.cpp b/Editor/GUI/GUIWindow.cpp
new file mode 100644
index 0000000..e13770e
--- /dev/null
+++ b/Editor/GUI/GUIWindow.cpp
@@ -0,0 +1,211 @@
+#include "EditorWindows.h"
+#include "WinUtils.h"
+#include "Runtime/Graphics/OpenGL.h"
+
+static PAINTSTRUCT ps;
+LRESULT CALLBACK GUIWindow::GUIViewWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
+{
+	log_info("WndProc", "GUIWindow::GUIViewWndProc(), hWnd=" /*+ (long)hWnd*/);
+
+	GUIWindow* wnd = (GUIWindow*)GetWindowLongPtr(hWnd, GWLP_USERDATA);
+	if (!wnd)
+	{
+		log_warning("GUIWindow::GUIViewWndProc(), lParamΪ¿Õ");
+		return  DefWindowProcW(hWnd, message, wParam, lParam);
+	}
+
+	switch (message) 
+	{
+		case WM_PAINT:
+		{
+			log_info("WM_PAINT");
+			wnd->SetAsRenderContext();
+			glEnable(GL_BLEND);
+			glClearColor(1,0,0,1);
+			glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+			glFlush();
+			BeginPaint(wnd->m_Handle, &ps); 
+			EndPaint(wnd->m_Handle, &ps);
+			UpdateWindow(wnd->m_Handle);
+			return 0;
+		}
+	}
+
+	long flag = DefWindowProcW(hWnd, message, wParam, lParam);
+	return flag;
+}
+
+void GUIWindow::RepaintAll()
+{
+}
+
+//////////////////////////////////////////////////////////////////////////////////////////
+
+void GUIWindow::Init() 
+{
+	log_info("Init GUIWindow " /*+ (long)this*/);
+	
+	DWORD windowStyle = WS_CHILD;
+	//DWORD windowStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME | WS_CLIPCHILDREN | WS_MAXIMIZEBOX | WS_MINIMIZEBOX;
+	DWORD extendedStyle = WS_EX_TOOLWINDOW;
+
+	Rectf pixelRect;
+	pixelRect.x = 0;
+	pixelRect.y = 0;
+	pixelRect.width = 32;
+	pixelRect.height = 32;
+
+	RECT rc;
+	rc.left = pixelRect.x;
+	rc.top = pixelRect.y;
+	rc.right = pixelRect.x + pixelRect.width;
+	rc.bottom = pixelRect.y + pixelRect.height;
+	AdjustWindowRectEx(&rc, windowStyle, FALSE, extendedStyle);
+
+	m_Handle = CreateWindowExW(
+		extendedStyle, 
+		WindowUtil::kGUIWindowClassName, 
+		L"",
+		windowStyle,
+		rc.left, 
+		rc.top, 
+		rc.right - rc.left, 
+		rc.bottom - rc.top,
+		HWND_MESSAGE,  // message only
+		NULL, 
+		winutils::GetInstanceHandle(), 
+		NULL
+	);
+
+	SetWindowLongPtr(m_Handle, GWLP_USERDATA, (LONG_PTR)this);
+
+	ShowWindow(m_Handle, SW_SHOW);
+
+	if (!SetRenderContext())
+		log_error("Failed to setup rendering context");
+
+	log_info("Created GUIWindow " /*+ (long)this*/);
+}
+
+bool GUIWindow::SetRenderContext()
+{
+	m_DC = ::GetDC(m_Handle);
+	if (!m_DC)
+		log_error("Can't create DC");
+
+	int bits = 32;
+
+	//static  PIXELFORMATDESCRIPTOR pfd =              // pfd Tells Windows How We Want Things To Be
+	//{
+	//	sizeof(PIXELFORMATDESCRIPTOR),              // Size Of This Pixel Format Descriptor
+	//	1,                                          // Version Number
+	//	PFD_DRAW_TO_WINDOW |                        // Format Must Support Window
+	//	PFD_SUPPORT_OPENGL |                        // Format Must Support OpenGL
+	//	PFD_DOUBLEBUFFER,                           // Must Support Double Buffering
+	//	PFD_TYPE_RGBA,                              // Request An RGBA Format
+	//	bits,                                       // Select Our Color Depth
+	//	0, 0, 0, 0, 0, 0,                           // Color Bits Ignored
+	//	0,                                          // No Alpha Buffer
+	//	0,                                          // Shift Bit Ignored
+	//	0,                                          // No Accumulation Buffer
+	//	0, 0, 0, 0,                                 // Accumulation Bits Ignored
+	//	16,                                         // 16Bit Z-Buffer (Depth Buffer)  
+	//	0,                                          // No Stencil Buffer
+	//	0,                                          // No Auxiliary Buffer
+	//	PFD_MAIN_PLANE,                             // Main Drawing Layer
+	//	0,                                          // Reserved
+	//	0, 0, 0                                     // Layer Masks Ignored
+	//};
+	static  PIXELFORMATDESCRIPTOR pfd;
+	pfd.nSize = sizeof(pfd);
+	pfd.nVersion = 1;
+	pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
+	pfd.iPixelType = PFD_TYPE_RGBA;
+	pfd.cColorBits = 32;
+
+	GLuint PixelFormat;
+
+	if (!(PixelFormat = ChoosePixelFormat(m_DC, &pfd))) // Did Windows Find A Matching Pixel Format?
+	{
+		MessageBox(NULL, "Can't Find A Suitable PixelFormat.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
+		return FALSE;                               // Return FALSE
+	}
+
+	if (!SetPixelFormat(m_DC, PixelFormat, &pfd))       // Are We Able To Set The Pixel Format?
+	{
+		MessageBox(NULL, "Can't Set The PixelFormat.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
+		return FALSE;                               // Return FALSE
+	}
+
+	int pf = 0;
+	DescribePixelFormat(m_DC, pf, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
+
+	if (!(m_RC = wglCreateContext(m_DC)))               // Are We Able To Get A Rendering Context?
+	{
+		MessageBox(NULL, "Can't Create A GL Rendering Context.", "ERROR", MB_OK | MB_ICONEXCLAMATION);
+		return FALSE;                               // Return FALSE
+	}
+
+	return true;
+}
+
+void GUIWindow::DoPaint()
+{
+	SetWindowLongPtr(m_Handle, GWLP_USERDATA,(LONG_PTR ) this);
+	SendMessage(m_Handle, WM_PAINT, 0, 0);
+}
+
+void GUIWindow::OnFocus()
+{
+}
+
+void GUIWindow::OnLostFocus()
+{
+}
+
+void GUIWindow::SetPosition(Rectf position)
+{
+	log_info("GUIWindow::SetPosition()");
+	RECT rc;
+	rc.left = position.x;
+	rc.top = position.y;
+	rc.right = position.x + position.width;
+	rc.bottom = position.y + position.height;
+	::SetWindowPos(m_Handle, NULL, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, SWP_FRAMECHANGED | SWP_NOOWNERZORDER | SWP_NOACTIVATE | SWP_NOZORDER);
+}
+
+void GUIWindow::SetAsRenderContext()
+{
+	Assert(m_DC != NULL);
+	Assert(m_RC != NULL);
+	Assert(wglMakeCurrent(m_DC, m_RC));
+	RECT rect;
+	GetWindowRect(m_Handle, &rect);
+	glViewport(0, 0, rect.right - rect.left, rect.bottom - rect.top);
+}
+
+void GUIWindow::Focus()
+{
+	log_info("Focus GUIWindow " + (long)this);
+	if (m_Handle)
+	{
+		if (::GetForegroundWindow() != m_ContainnerWindow->GetWindowHandle())
+			::SetForegroundWindow(m_ContainnerWindow->GetWindowHandle());
+		SetFocus(m_Handle);
+	}
+}
+
+void GUIWindow::SetContainnerWindow(ContainnerWindow* wnd)
+{
+	Assert(wnd != NULL);
+
+	m_ContainnerWindow = wnd;
+
+	if (wnd->GetWindowHandle() != m_Handle)
+	{
+		HWND parentWindowHandle = wnd->GetWindowHandle();
+		if (::GetParent(m_Handle) != parentWindowHandle)
+			::SetParent(m_Handle, parentWindowHandle);
+		::ShowWindow(m_Handle, SW_SHOWNORMAL);
+	}
+}
\ No newline at end of file