From af9c9091ed69394171485aa4c4814504f86f2004 Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Mon, 23 Jan 2012 20:08:12 +0100 Subject: Simple image blit. New slider class. New filenamelineedit. New pixelbuffer used for drawing everything but the root window - with alpha blending... --- plugingui/eventhandler.cc | 483 +++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 453 insertions(+), 30 deletions(-) (limited to 'plugingui/eventhandler.cc') diff --git a/plugingui/eventhandler.cc b/plugingui/eventhandler.cc index 8936f14..aa0e5e9 100644 --- a/plugingui/eventhandler.cc +++ b/plugingui/eventhandler.cc @@ -34,6 +34,303 @@ #include #endif/*X11*/ +GUI::EventHandler::EventHandler(GlobalContext *gctx) +{ + this->gctx = gctx; +#ifdef WIN32 + this->gctx->eventhandler = this; + event = NULL; +#endif/*WIN32*/ +} + +bool GUI::EventHandler::hasEvent() +{ +#ifdef X11 + return XPending(gctx->display); +#endif/*X11*/ + +#ifdef WIN32 + MSG msg; + return PeekMessage(&msg, NULL, 0, 0, 0) != 0; +#endif/*WIN32*/ + return false; +} + +#ifdef WIN32 + +extern GUI::Window *gwindow; + +#include "window.h" +LRESULT CALLBACK dialogProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp) +{ + GUI::EventHandler *handler = + (GUI::EventHandler *) GetWindowLong(hwnd, GWL_USERDATA); + + + switch(msg) { + case WM_SIZE: + { + static bool first = true; + if(!first) { + GUI::ResizeEvent *e = new GUI::ResizeEvent(); + e->width = LOWORD(lp); + e->height = HIWORD(lp); + handler->event = e; + first = false; + } + } + break; + + case WM_MOVE: + { +// GUI::MoveEvent *e = new GUI::MoveEvent(); +// e->x = (int)(short) LOWORD(lp); +// e->y = (int)(short) HIWORD(lp); +// handler->event = e; + } + break; + + case WM_CLOSE: + { + GUI::CloseEvent *e = new GUI::CloseEvent(); + handler->event = e; + } +// HWND child, old; +// old = 0; + +// numDialogs--; + +// while(old != (child = GetNextDlgGroupItem(hwnd, hwnd, false))) { +// old = child; +// EndDialog(child, 0); +// } + +// if(numDialogs) EndDialog(hwnd, 0); +// else PostQuitMessage(0); +// return 0; + + case WM_MOUSEMOVE: + { + GUI::MouseMoveEvent *e = new GUI::MouseMoveEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + handler->event = e; + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + } + break; + + case WM_MOUSEWHEEL: + //fwKeys = LOWORD(wp); + //zDelta = (short) HIWORD(wp); + //xPos = (short) LOWORD(lp); + //yPos = (short) HIWORD(lp); + break; + + case WM_LBUTTONUP: + { + GUI::ButtonEvent *e = new GUI::ButtonEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + e->button = 0; + e->direction = -1; + handler->event = e; + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_LBUTTONDOWN: + { + GUI::ButtonEvent *e = new GUI::ButtonEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + e->button = 0; + e->direction = 1; + handler->event = e; + } + //xPos = (int)(short) LOWORD(lp); + //yPos = (int)(short) HIWORD(lp); + //fwKeys = wp; + break; + + case WM_MBUTTONUP: + //xPos = (int)(short) LOWORD(lp); + //yPos = (int)(short) HIWORD(lp); + //fwKeys = wp; + break; + + case WM_MBUTTONDOWN: + { + GUI::ButtonEvent *e = new GUI::ButtonEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + e->button = 1; + e->direction = 1; + handler->event = e; + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_RBUTTONUP: + { + GUI::ButtonEvent *e = new GUI::ButtonEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + e->button = 1; + e->direction = -1; + handler->event = e; + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_RBUTTONDOWN: + { + GUI::ButtonEvent *e = new GUI::ButtonEvent(); + e->x = (int)(short) LOWORD(lp); + e->y = (int)(short) HIWORD(lp); + e->button = 1; + e->direction = 1; + handler->event = e; + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_KEYDOWN: + { + GUI::KeyEvent *e = new GUI::KeyEvent(); + switch(wp) { + case 37: e->keycode = GUI::KeyEvent::KEY_LEFT; break; + case 39: e->keycode = GUI::KeyEvent::KEY_RIGHT; break; + case 8: e->keycode = GUI::KeyEvent::KEY_BACKSPACE; break; + case 46: e->keycode = GUI::KeyEvent::KEY_DELETE; break; + case 36: e->keycode = GUI::KeyEvent::KEY_HOME; break; + case 35: e->keycode = GUI::KeyEvent::KEY_END; break; + default: e->keycode = GUI::KeyEvent::KEY_UNKNOWN; break; + } + e->text = ""; + e->direction = -1; + handler->event = e; + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_CHAR: + { + printf("WM_CHAR %d %d\n", (int)lp, (int)wp); + if(wp >= ' ') { // Filter control chars. + GUI::KeyEvent *e = new GUI::KeyEvent(); + e->keycode = GUI::KeyEvent::KEY_CHARACTER; + e->text += (char)wp; + e->direction = -1; + handler->event = e; + } + } + // xPos = (int)(short) LOWORD(lp); + // yPos = (int)(short) HIWORD(lp); + // fwKeys = wp; + break; + + case WM_PAINT: + { + GUI::RepaintEvent *e = new GUI::RepaintEvent(); + e->x = 0; + e->y = 0; + e->width = 100; + e->height = 100; + handler->event = e; + + + + + + + + + + + PAINTSTRUCT ps; + // RECT rect; + HDC hdc; + + // bool m_state = true; + // HBRUSH m_brush; + // HPEN m_penh, m_pens; //Outer + // HPEN m_penih, m_penis; //Inner + + hdc = BeginPaint(handler->gctx->m_hwnd, &ps); + if(hdc) { + // GetClientRect(handler->gctx->m_hwnd, &rect); + + //Backgound + // FillRect(hdc, &rect, m_brush); + + /* + POINT p[2]; + p[0].x = p[0].y = 10; + p[1].x = p[1].y = 10; + SelectObject(hdc, m_penis); + Polyline(hdc, p, 2); + */ + GUI::PixelBuffer &px = gwindow->wpixbuf; + for(size_t y = 0; y < px.height; y++) { + for(size_t x = 0; x < px.width; x++) { + int col = *((int*)(&px.buf[(x + y * px.width) * 3])) & 0xffffff; + SetPixel(hdc, x, y, col); + } + } + + /* + //Edges + drawHilight(hdc, m_state ? m_pens : m_penh, &rect); + drawShadow(hdc, m_state ? m_penh : m_pens, &rect); + + //Lav rect 1 mindre (shrink) + rect.left++; + rect.right--; + rect.top++; + rect.bottom--; + + drawHilight(hdc, m_state ? m_penis : m_penih, &rect); + drawShadow(hdc, m_state ? m_penih : m_penis, &rect); + */ + EndPaint(handler->gctx->m_hwnd, &ps); + } + + + + + + + + + } + return DefWindowProc(hwnd, msg, wp, lp); + } + + return DefWindowProc(hwnd, msg, wp, lp); +} +#endif/*WIN32*/ + +GUI::Event *GUI::EventHandler::getNextEvent() +{ + Event *event = NULL; +#ifdef X11 + XEvent xe; + XNextEvent(gctx->display, &xe); + + //printf("XEvent ?%d[%d]\n", ConfigureNotify, xe.type); + /** * KeyPress 2 * KeyRelease 3 @@ -72,26 +369,6 @@ * LASTEvent 36 // must be bigger than any event # **/ -EventHandler::EventHandler(GlobalContext *gctx) -{ - this->gctx = gctx; -} - -bool EventHandler::hasEvent() -{ -#ifdef X11 - return XPending(gctx->display); -#endif/*X11*/ - return false; -} - -Event *EventHandler::getNextEvent() -{ - Event *event = NULL; -#ifdef X11 - XEvent xe; - XNextEvent(gctx->display, &xe); - if(xe.type == MotionNotify) { MouseMoveEvent *e = new MouseMoveEvent(); e->window_id = xe.xmotion.window; @@ -110,6 +387,23 @@ Event *EventHandler::getNextEvent() event = e; } + if(xe.type == ConfigureNotify) { + /* + if(hasEvent()) { // Hack to make sure only the last resize event is played. + XEvent nxe; + XPeekEvent(gctx->display, &nxe); + if(xe.type == ConfigureNotify) return NULL; + } + */ + ResizeEvent *e = new ResizeEvent(); + e->window_id = xe.xconfigure.window; + // e->x = xe.xconfigure.x; + // e->y = xe.xconfigure.y; + e->width = xe.xconfigure.width; + e->height = xe.xconfigure.height; + event = e; + } + if(xe.type == ButtonPress || xe.type == ButtonRelease) { ButtonEvent *e = new ButtonEvent(); e->window_id = xe.xbutton.window; @@ -125,31 +419,160 @@ Event *EventHandler::getNextEvent() KeyEvent *e = new KeyEvent(); e->window_id = xe.xkey.window; + switch(xe.xkey.keycode) { + case 113: e->keycode = KeyEvent::KEY_LEFT; break; + case 114: e->keycode = KeyEvent::KEY_RIGHT; break; + case 119: e->keycode = KeyEvent::KEY_DELETE; break; + case 22: e->keycode = KeyEvent::KEY_BACKSPACE; break; + case 110: e->keycode = KeyEvent::KEY_HOME; break; + case 115: e->keycode = KeyEvent::KEY_END; break; + default: e->keycode = KeyEvent::KEY_UNKNOWN; break; + } + char buf[1024]; int sz = XLookupString(&xe.xkey, buf, sizeof(buf), NULL, NULL); - - e->keycode = xe.xkey.keycode; + if(sz && e->keycode == KeyEvent::KEY_UNKNOWN) { + e->keycode = KeyEvent::KEY_CHARACTER; + } e->text.append(buf, sz); + e->direction = xe.type == KeyPress?1:-1; event = e; } -#if 0 - printf("event: %d\n", e.type); - - if(e.type == DestroyNotify) { - } - if(e.type == ClientMessage && - e.xclient.data.l[0] == wdg->wmDeleteMessage) { + if(xe.type == ClientMessage && + (unsigned int)xe.xclient.data.l[0] == gctx->wmDeleteMessage) { + printf("?\n"); + CloseEvent *e = new CloseEvent(); + event = e; } -#endif #endif/*X11*/ +#ifdef WIN32 + MSG msg; + + if(GetMessage(&msg, NULL, 0, 0)) { + TranslateMessage(&msg); + DispatchMessage(&msg); + } + + // printf("Got message: %p\n", this->event); + + event = this->event; + this->event = NULL; +#endif/*WIN32*/ + return event; } +void GUI::EventHandler::registerCloseHandler(void (*handler)(void *), void *ptr) +{ + this->closeHandler = handler; + this->closeHandlerPtr = ptr; +} + +void GUI::EventHandler::processEvents(Window *window) +{ + while(hasEvent()) { + Event *event = getNextEvent(); + if(event == NULL) continue; + + // Widget *widget = gctx->widgets[event->window_id]; + switch(event->type()) { + case Event::Repaint: + // window->repaint((RepaintEvent*)event); + window->redraw(); + break; + case Event::Resize:{ + // window->repaint((RepaintEvent*)event) + ResizeEvent *re = (ResizeEvent*)event; + if(re->width != window->width() || re->height != window->height()) { + window->resized(re->width, re->height); + window->repaint_r(NULL); + } + } break; + case Event::MouseMove: + { + MouseMoveEvent *me = (MouseMoveEvent*)event; + + Widget *w = window->find(me->x, me->y); + + if(window->buttonDownFocus()) { + Widget *w = window->buttonDownFocus(); + if(me->x < w->x()) me->x = w->x(); + if(me->x > w->x() + w->width()) me->x = w->x() + w->width(); + if(me->y < w->y()) me->y = w->y(); + if(me->y > w->y() + w->height()) me->y = w->y() + w->height(); + + me->x -= w->x(); + me->y -= w->y(); + + window->buttonDownFocus()->mouseMoveEvent(me); + break; + } + + if(w) { + me->x -= w->x(); + me->y -= w->y(); + w->mouseMoveEvent(me); + } + } + break; + case Event::Button: + { + ButtonEvent *be = (ButtonEvent *)event; + + Widget *w = window->find(be->x, be->y); + + if(window->buttonDownFocus()) { + if(be->direction == -1) { + Widget *w = window->buttonDownFocus(); + if(be->x < w->x()) be->x = w->x(); + if(be->x > w->x() + w->width()) be->x = w->x() + w->width(); + if(be->y < w->y()) be->y = w->y(); + if(be->y > w->y() + w->height()) be->y = w->y() + w->height(); + + be->x -= w->x(); + be->y -= w->y(); + + w->buttonEvent(be); + break; + } else { + window->setButtonDownFocus(NULL); + } + } + + if(w) { + be->x -= w->x(); + be->y -= w->y(); + + w->buttonEvent(be); + + if(be->direction == 1) { + if(w->catchMouse()) window->setButtonDownFocus(w); + } else { + if(w->isFocusable()) window->setKeyboardFocus(w); + } + } + } + break; + case Event::Key: + // window->key((KeyEvent*)event); + // lineedit->keyEvent((KeyEvent*)event); + if(window->keyboardFocus()) + window->keyboardFocus()->keyEvent((KeyEvent*)event); + break; + case Event::Close: + if(closeHandler) closeHandler(closeHandlerPtr); + //delete window; + //window = NULL; + break; + } + delete event; + } +} #ifdef TEST_EVENTHANDLER //Additional dependency files -- cgit v1.2.3