diff options
Diffstat (limited to 'xorg-server/hw/xwin/xlaunch/window/window.cc')
| -rw-r--r-- | xorg-server/hw/xwin/xlaunch/window/window.cc | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/xlaunch/window/window.cc b/xorg-server/hw/xwin/xlaunch/window/window.cc new file mode 100644 index 000000000..cca3a485a --- /dev/null +++ b/xorg-server/hw/xwin/xlaunch/window/window.cc @@ -0,0 +1,284 @@ +/* + * Copyright (c) 2005 Alexander Gottwald + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name(s) of the above copyright + * holders shall not be used in advertising or otherwise to promote the sale, + * use or other dealings in this Software without prior written authorization. + */ + +#include "window.h" +#include "util.h" +#include <stdio.h> +#include <stdexcept> + +CWindow::CWindowClass CWindow::windowClass("CWINDOWCLASS", DefWindowProc); + +CWindow::CWindowClass::CWindowClass(const char *_name, WNDPROC _wndproc) : + wndproc(_wndproc), atom(0), classname(_name) +{ + Register(); +} + +CWindow::CWindowClass::~CWindowClass() +{ + UnregisterClass(classname.c_str(), GetModuleHandle(NULL)); +} + +void CWindow::CWindowClass::Register() +{ + WNDCLASSEX wndclass; + memset(&wndclass, 0, sizeof(wndclass)); + wndclass.cbSize = sizeof(wndclass); + wndclass.style = 0; + wndclass.lpfnWndProc = wndproc; + wndclass.cbClsExtra = 0; + wndclass.cbWndExtra = 0; + wndclass.hInstance = GetModuleHandle(NULL); + wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION); + wndclass.hCursor = LoadCursor(NULL, IDC_ARROW); + wndclass.hbrBackground = (HBRUSH)(1 + COLOR_BTNFACE); + wndclass.lpszMenuName = NULL; + wndclass.lpszClassName = classname.c_str(); + wndclass.hIconSm = NULL; + atom = RegisterClassEx(&wndclass); + if (atom == 0) + throw win32_error("RegisterClassEx failed"); +} + +CWindow::CWindow(const char *_title) : title(_title), hwnd(NULL), parent(NULL), bounds(), owndproc(NULL), showing(FALSE) +{ + style = WS_CHILD; + exstyle = 0; +} + +HWND CWindow::CreateWindowHandle() +{ + HWND ret = CreateWindowEx( + exstyle, + GetClassName(), + title.c_str(), + style, + bounds.left, + bounds.top, + bounds.width, + bounds.height, + parent, + NULL, + GetModuleHandle(NULL), + 0 + ); + if (ret == NULL) + throw win32_error("CreateWindowEx failed"); + return ret; +} + +void CWindow::Create() +{ + if (hwnd != NULL) + return; + hwnd = CreateWindowHandle(); + if (hwnd == NULL) + throw win32_error("Could not create window"); + + // Reset the error code + DWORD err = 0; + SetLastError(err); + + // Attach the object reference to the window handle + SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)this); + err = GetLastError(); + if (err != 0) + throw win32_error("SetWindowLongPtr failed",err); + + // Set the window proc + owndproc = (WNDPROC)SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)WindowProc); + err = GetLastError(); + if (err != 0) + throw win32_error("SetWindowLongPtr failed",err); +} + +const char *CWindow::GetClassName() +{ + return windowClass.GetClassName(); +} + +LRESULT CALLBACK CWindow::WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) +{ + MessageDebug::debug(hwnd, uMsg, wParam, lParam, __FUNCTION__); + CWindow* window = (CWindow*)GetWindowLongPtr(hwnd, GWLP_USERDATA); + if (window != NULL) + return window->Dispatch(hwnd, uMsg, wParam, lParam); + return DefWindowProc(hwnd, uMsg, wParam, lParam); +} + +LRESULT CWindow::Dispatch(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) +{ + switch (uMsg) + { + case WM_SIZE: + bounds.width = LOWORD(lParam); + bounds.height = LOWORD(lParam); + break; + case WM_MOVE: + bounds.left = LOWORD(lParam); + bounds.top = LOWORD(lParam); + break; + case WM_DESTROY: + showing = FALSE; + break; + } + if (owndproc) + return CallWindowProc(owndproc, hwnd, uMsg, wParam, lParam); + else + return DefWindowProc(hwnd, uMsg, wParam, lParam); +} + +void CWindow::Show() +{ + if (hwnd == NULL) + Create(); + ShowWindow(hwnd, SW_SHOWNORMAL); +} + +int CWindow::ShowModal() +{ + MSG msg; + BOOL bRet; + showing = TRUE; + Show(); + + while( showing && (bRet = GetMessage( &msg, NULL, 0, 0 )) != 0) + { + if (bRet == -1) + { + // handle the error and possibly exit + } + else + { + TranslateMessage(&msg); + DispatchMessage(&msg); + } + } + return 0; +} + +void CWindow::SetLeft(int left) +{ + bounds.left = left; + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + bounds.left, bounds.top, + 0, 0, + SWP_NOZORDER | SWP_NOSIZE)) + throw win32_error("SetWindowPos failed"); +} + +void CWindow::SetTop(int top) +{ + bounds.top = top; + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + bounds.left, bounds.top, + 0, 0, + SWP_NOZORDER | SWP_NOSIZE)) + throw win32_error("SetWindowPos failed"); +} + +void CWindow::SetWidth(int width) +{ + bounds.width = width; + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + 0, 0, + bounds.width, bounds.height, + SWP_NOZORDER | SWP_NOMOVE)) + throw win32_error("SetWindowPos failed"); +} +void CWindow::SetHeight(int height) +{ + bounds.height = height; + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + 0, 0, + bounds.width, bounds.height, + SWP_NOZORDER | SWP_NOMOVE)) + throw win32_error("SetWindowPos failed"); +} + +void CWindow::SetBounds(int left, int top, int width, int height) +{ + bounds = CBoundary(left, top, width, height); + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + bounds.left, bounds.top, + bounds.width, bounds.height, + SWP_NOZORDER)) + throw win32_error("SetWindowPos failed"); +} + +void CWindow::SetBounds(const RECT &rect) +{ + bounds = rect; + if (hwnd) + if (!SetWindowPos(hwnd, NULL, + bounds.left, bounds.top, + bounds.width, bounds.height, + SWP_NOZORDER)) + throw win32_error("SetWindowPos failed"); +} + +HWND CWindow::GetHandle() +{ + if (hwnd == NULL) + Create(); + return hwnd; +} + +void CWindow::SetParent(CWindow *window) +{ + parent = window->GetHandle(); + if (hwnd != NULL) + if (::SetParent(hwnd, parent) == NULL) + throw win32_error("SetParent failed"); + +} + +void CWindow::SetStyle(DWORD style) +{ + this->style = style; + SetLastError(0); + if (hwnd) + SetWindowLong(hwnd, GWL_STYLE, style); + int err = GetLastError(); + if (err != 0) + throw win32_error("SetWindowLong failed", err); +} + +void CWindow::SetExStyle(DWORD exstyle) +{ + this->exstyle = exstyle; + SetLastError(0); + if (hwnd) + SetWindowLong(hwnd, GWL_EXSTYLE, exstyle); + int err = GetLastError(); + if (err != 0) + throw win32_error("SetWindowWLong failed", err); +} |